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diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftj55mdjdv-1pygwjo-3949t6rhhw33v/dep-graph.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftmmv0twzw-19pfhak-3949t6rhhw33v/dep-graph.bin
similarity index 99%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftj55mdjdv-1pygwjo-3949t6rhhw33v/dep-graph.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftmmv0twzw-19pfhak-3949t6rhhw33v/dep-graph.bin
index 278411e..65553a5 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftj55mdjdv-1pygwjo-3949t6rhhw33v/dep-graph.bin and b/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftmmv0twzw-19pfhak-3949t6rhhw33v/dep-graph.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftj55mdjdv-1pygwjo-3949t6rhhw33v/query-cache.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftmmv0twzw-19pfhak-3949t6rhhw33v/query-cache.bin
similarity index 96%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftj55mdjdv-1pygwjo-3949t6rhhw33v/query-cache.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftmmv0twzw-19pfhak-3949t6rhhw33v/query-cache.bin
index 823172c..8e94bf2 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftj55mdjdv-1pygwjo-3949t6rhhw33v/query-cache.bin and b/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftmmv0twzw-19pfhak-3949t6rhhw33v/query-cache.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftj55mdjdv-1pygwjo-3949t6rhhw33v/work-products.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftmmv0twzw-19pfhak-3949t6rhhw33v/work-products.bin
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftj55mdjdv-1pygwjo-3949t6rhhw33v/work-products.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftmmv0twzw-19pfhak-3949t6rhhw33v/work-products.bin
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftj55mdjdv-1pygwjo.lock b/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftmmv0twzw-19pfhak.lock
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftj55mdjdv-1pygwjo.lock
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_client-2ate1farlevtp/s-ftmmv0twzw-19pfhak.lock
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftj55m5y4h-1tj2zb-340afa2jm2113/dep-graph.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftmmv0jmnz-1ny7ntc-340afa2jm2113/dep-graph.bin
similarity index 99%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftj55m5y4h-1tj2zb-340afa2jm2113/dep-graph.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftmmv0jmnz-1ny7ntc-340afa2jm2113/dep-graph.bin
index 323ec69..9f7bac4 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftj55m5y4h-1tj2zb-340afa2jm2113/dep-graph.bin and b/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftmmv0jmnz-1ny7ntc-340afa2jm2113/dep-graph.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftj55m5y4h-1tj2zb-340afa2jm2113/query-cache.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftmmv0jmnz-1ny7ntc-340afa2jm2113/query-cache.bin
similarity index 96%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftj55m5y4h-1tj2zb-340afa2jm2113/query-cache.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftmmv0jmnz-1ny7ntc-340afa2jm2113/query-cache.bin
index 3620f87..0648e3a 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftj55m5y4h-1tj2zb-340afa2jm2113/query-cache.bin and b/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftmmv0jmnz-1ny7ntc-340afa2jm2113/query-cache.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftj55m5y4h-1tj2zb-340afa2jm2113/work-products.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftmmv0jmnz-1ny7ntc-340afa2jm2113/work-products.bin
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftj55m5y4h-1tj2zb-340afa2jm2113/work-products.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftmmv0jmnz-1ny7ntc-340afa2jm2113/work-products.bin
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftj55m5y4h-1tj2zb.lock b/chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftmmv0jmnz-1ny7ntc.lock
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftj55m5y4h-1tj2zb.lock
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_client-3rxfrpxj550gh/s-ftmmv0jmnz-1ny7ntc.lock
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftj55mg8u3-1bayq1i-3e21ivgpu56aq/dep-graph.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftmmv1i3rv-gep9ak-3e21ivgpu56aq/dep-graph.bin
similarity index 99%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftj55mg8u3-1bayq1i-3e21ivgpu56aq/dep-graph.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftmmv1i3rv-gep9ak-3e21ivgpu56aq/dep-graph.bin
index 6d42787..dcca1de 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftj55mg8u3-1bayq1i-3e21ivgpu56aq/dep-graph.bin and b/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftmmv1i3rv-gep9ak-3e21ivgpu56aq/dep-graph.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftj55mg8u3-1bayq1i-3e21ivgpu56aq/query-cache.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftmmv1i3rv-gep9ak-3e21ivgpu56aq/query-cache.bin
similarity index 86%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftj55mg8u3-1bayq1i-3e21ivgpu56aq/query-cache.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftmmv1i3rv-gep9ak-3e21ivgpu56aq/query-cache.bin
index 3528bb8..8c99b2a 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftj55mg8u3-1bayq1i-3e21ivgpu56aq/query-cache.bin and b/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftmmv1i3rv-gep9ak-3e21ivgpu56aq/query-cache.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftj55mg8u3-1bayq1i-3e21ivgpu56aq/work-products.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftmmv1i3rv-gep9ak-3e21ivgpu56aq/work-products.bin
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftj55mg8u3-1bayq1i-3e21ivgpu56aq/work-products.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftmmv1i3rv-gep9ak-3e21ivgpu56aq/work-products.bin
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftj55mg8u3-1bayq1i.lock b/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftmmv1i3rv-gep9ak.lock
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftj55mg8u3-1bayq1i.lock
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_server-39z9wkvp8q1nx/s-ftmmv1i3rv-gep9ak.lock
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftj55mkh5v-1yvolbe-3s5ufmok2ydxs/dep-graph.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftmmv0wfqd-1wnmy5s-3s5ufmok2ydxs/dep-graph.bin
similarity index 99%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftj55mkh5v-1yvolbe-3s5ufmok2ydxs/dep-graph.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftmmv0wfqd-1wnmy5s-3s5ufmok2ydxs/dep-graph.bin
index b38e075..8a41947 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftj55mkh5v-1yvolbe-3s5ufmok2ydxs/dep-graph.bin and b/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftmmv0wfqd-1wnmy5s-3s5ufmok2ydxs/dep-graph.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftj55mkh5v-1yvolbe-3s5ufmok2ydxs/query-cache.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftmmv0wfqd-1wnmy5s-3s5ufmok2ydxs/query-cache.bin
similarity index 87%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftj55mkh5v-1yvolbe-3s5ufmok2ydxs/query-cache.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftmmv0wfqd-1wnmy5s-3s5ufmok2ydxs/query-cache.bin
index 23d4883..b666cf0 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftj55mkh5v-1yvolbe-3s5ufmok2ydxs/query-cache.bin and b/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftmmv0wfqd-1wnmy5s-3s5ufmok2ydxs/query-cache.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftj55mkh5v-1yvolbe-3s5ufmok2ydxs/work-products.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftmmv0wfqd-1wnmy5s-3s5ufmok2ydxs/work-products.bin
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftj55mkh5v-1yvolbe-3s5ufmok2ydxs/work-products.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftmmv0wfqd-1wnmy5s-3s5ufmok2ydxs/work-products.bin
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftj55mkh5v-1yvolbe.lock b/chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftmmv0wfqd-1wnmy5s.lock
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftj55mkh5v-1yvolbe.lock
rename to chapter11/tcpudp/target/rls/debug/incremental/tcp_server-3w3n351y2b9o7/s-ftmmv0wfqd-1wnmy5s.lock
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftj55miki0-wm0rue-29c674ao84g0q/dep-graph.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftmmv10l4m-hlz46o-29c674ao84g0q/dep-graph.bin
similarity index 98%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftj55miki0-wm0rue-29c674ao84g0q/dep-graph.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftmmv10l4m-hlz46o-29c674ao84g0q/dep-graph.bin
index ca52d0d..9ce0cdb 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftj55miki0-wm0rue-29c674ao84g0q/dep-graph.bin and b/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftmmv10l4m-hlz46o-29c674ao84g0q/dep-graph.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftj55miki0-wm0rue-29c674ao84g0q/query-cache.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftmmv10l4m-hlz46o-29c674ao84g0q/query-cache.bin
similarity index 97%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftj55miki0-wm0rue-29c674ao84g0q/query-cache.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftmmv10l4m-hlz46o-29c674ao84g0q/query-cache.bin
index 11f4753..ba605e2 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftj55miki0-wm0rue-29c674ao84g0q/query-cache.bin and b/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftmmv10l4m-hlz46o-29c674ao84g0q/query-cache.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftj55miki0-wm0rue-29c674ao84g0q/work-products.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftmmv10l4m-hlz46o-29c674ao84g0q/work-products.bin
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftj55miki0-wm0rue-29c674ao84g0q/work-products.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftmmv10l4m-hlz46o-29c674ao84g0q/work-products.bin
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftj55miki0-wm0rue.lock b/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftmmv10l4m-hlz46o.lock
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftj55miki0-wm0rue.lock
rename to chapter11/tcpudp/target/rls/debug/incremental/tcpudp-1imx83a8nnp4o/s-ftmmv10l4m-hlz46o.lock
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftj55lrxe1-qg6p30-1d63em4h0n5ka/dep-graph.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftmmv0rwud-1vinj7y-1d63em4h0n5ka/dep-graph.bin
similarity index 99%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftj55lrxe1-qg6p30-1d63em4h0n5ka/dep-graph.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftmmv0rwud-1vinj7y-1d63em4h0n5ka/dep-graph.bin
index 7ca8c2d..8165fe6 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftj55lrxe1-qg6p30-1d63em4h0n5ka/dep-graph.bin and b/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftmmv0rwud-1vinj7y-1d63em4h0n5ka/dep-graph.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftj55lrxe1-qg6p30-1d63em4h0n5ka/query-cache.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftmmv0rwud-1vinj7y-1d63em4h0n5ka/query-cache.bin
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftj55lrxe1-qg6p30-1d63em4h0n5ka/query-cache.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftmmv0rwud-1vinj7y-1d63em4h0n5ka/query-cache.bin
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftj55lrxe1-qg6p30-1d63em4h0n5ka/work-products.bin b/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftmmv0rwud-1vinj7y-1d63em4h0n5ka/work-products.bin
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftj55lrxe1-qg6p30-1d63em4h0n5ka/work-products.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftmmv0rwud-1vinj7y-1d63em4h0n5ka/work-products.bin
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftj55lrxe1-qg6p30.lock b/chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftmmv0rwud-1vinj7y.lock
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftj55lrxe1-qg6p30.lock
rename to chapter11/tcpudp/target/rls/debug/incremental/tcpudp-30a9r0upah7o0/s-ftmmv0rwud-1vinj7y.lock
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftj55lwq9l-19i9u4d-rn5f0nuhwtdx/dep-graph.bin b/chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftmmv13k21-1071qz3-rn5f0nuhwtdx/dep-graph.bin
similarity index 99%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftj55lwq9l-19i9u4d-rn5f0nuhwtdx/dep-graph.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftmmv13k21-1071qz3-rn5f0nuhwtdx/dep-graph.bin
index 6c6bbf3..54658a0 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftj55lwq9l-19i9u4d-rn5f0nuhwtdx/dep-graph.bin and b/chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftmmv13k21-1071qz3-rn5f0nuhwtdx/dep-graph.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftj55lwq9l-19i9u4d-rn5f0nuhwtdx/query-cache.bin b/chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftmmv13k21-1071qz3-rn5f0nuhwtdx/query-cache.bin
similarity index 94%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftj55lwq9l-19i9u4d-rn5f0nuhwtdx/query-cache.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftmmv13k21-1071qz3-rn5f0nuhwtdx/query-cache.bin
index 4c27a31..ea9495c 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftj55lwq9l-19i9u4d-rn5f0nuhwtdx/query-cache.bin and b/chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftmmv13k21-1071qz3-rn5f0nuhwtdx/query-cache.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftj55lwq9l-19i9u4d-rn5f0nuhwtdx/work-products.bin b/chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftmmv13k21-1071qz3-rn5f0nuhwtdx/work-products.bin
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftj55lwq9l-19i9u4d-rn5f0nuhwtdx/work-products.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftmmv13k21-1071qz3-rn5f0nuhwtdx/work-products.bin
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftj55lwq9l-19i9u4d.lock b/chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftmmv13k21-1071qz3.lock
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftj55lwq9l-19i9u4d.lock
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_client-2tfckwcg9zu6s/s-ftmmv13k21-1071qz3.lock
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftj55mmp51-ef2xyl-yj0vinu7mkc2/dep-graph.bin b/chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftmmv16n8q-vvvbxt-yj0vinu7mkc2/dep-graph.bin
similarity index 99%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftj55mmp51-ef2xyl-yj0vinu7mkc2/dep-graph.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftmmv16n8q-vvvbxt-yj0vinu7mkc2/dep-graph.bin
index c35cdd2..911575d 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftj55mmp51-ef2xyl-yj0vinu7mkc2/dep-graph.bin and b/chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftmmv16n8q-vvvbxt-yj0vinu7mkc2/dep-graph.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftj55mmp51-ef2xyl-yj0vinu7mkc2/query-cache.bin b/chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftmmv16n8q-vvvbxt-yj0vinu7mkc2/query-cache.bin
similarity index 96%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftj55mmp51-ef2xyl-yj0vinu7mkc2/query-cache.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftmmv16n8q-vvvbxt-yj0vinu7mkc2/query-cache.bin
index b2a4e22..f0b1a82 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftj55mmp51-ef2xyl-yj0vinu7mkc2/query-cache.bin and b/chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftmmv16n8q-vvvbxt-yj0vinu7mkc2/query-cache.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftj55mmp51-ef2xyl-yj0vinu7mkc2/work-products.bin b/chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftmmv16n8q-vvvbxt-yj0vinu7mkc2/work-products.bin
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftj55mmp51-ef2xyl-yj0vinu7mkc2/work-products.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftmmv16n8q-vvvbxt-yj0vinu7mkc2/work-products.bin
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftj55mmp51-ef2xyl.lock b/chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftmmv16n8q-vvvbxt.lock
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftj55mmp51-ef2xyl.lock
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_client-u4o6uss42r2b/s-ftmmv16n8q-vvvbxt.lock
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftj55m1cgk-pqn2g8-1u1qcduxpt5eb/dep-graph.bin b/chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftmmv1egbl-zzruo7-1u1qcduxpt5eb/dep-graph.bin
similarity index 99%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftj55m1cgk-pqn2g8-1u1qcduxpt5eb/dep-graph.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftmmv1egbl-zzruo7-1u1qcduxpt5eb/dep-graph.bin
index b8a7f20..d6e9d23 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftj55m1cgk-pqn2g8-1u1qcduxpt5eb/dep-graph.bin and b/chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftmmv1egbl-zzruo7-1u1qcduxpt5eb/dep-graph.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftj55m1cgk-pqn2g8-1u1qcduxpt5eb/query-cache.bin b/chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftmmv1egbl-zzruo7-1u1qcduxpt5eb/query-cache.bin
similarity index 84%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftj55m1cgk-pqn2g8-1u1qcduxpt5eb/query-cache.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftmmv1egbl-zzruo7-1u1qcduxpt5eb/query-cache.bin
index 741cbd5..61e3d50 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftj55m1cgk-pqn2g8-1u1qcduxpt5eb/query-cache.bin and b/chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftmmv1egbl-zzruo7-1u1qcduxpt5eb/query-cache.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftj55m1cgk-pqn2g8-1u1qcduxpt5eb/work-products.bin b/chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftmmv1egbl-zzruo7-1u1qcduxpt5eb/work-products.bin
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftj55m1cgk-pqn2g8-1u1qcduxpt5eb/work-products.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftmmv1egbl-zzruo7-1u1qcduxpt5eb/work-products.bin
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftj55m1cgk-pqn2g8.lock b/chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftmmv1egbl-zzruo7.lock
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftj55m1cgk-pqn2g8.lock
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_server-11dz9mvj50hlr/s-ftmmv1egbl-zzruo7.lock
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftj55mae2r-spapod-xw4n3f9kq981/dep-graph.bin b/chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftmmv19yh0-1no8t32-xw4n3f9kq981/dep-graph.bin
similarity index 99%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftj55mae2r-spapod-xw4n3f9kq981/dep-graph.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftmmv19yh0-1no8t32-xw4n3f9kq981/dep-graph.bin
index 36e7197..805ff92 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftj55mae2r-spapod-xw4n3f9kq981/dep-graph.bin and b/chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftmmv19yh0-1no8t32-xw4n3f9kq981/dep-graph.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftj55mae2r-spapod-xw4n3f9kq981/query-cache.bin b/chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftmmv19yh0-1no8t32-xw4n3f9kq981/query-cache.bin
similarity index 81%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftj55mae2r-spapod-xw4n3f9kq981/query-cache.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftmmv19yh0-1no8t32-xw4n3f9kq981/query-cache.bin
index 576db83..3e1b6b2 100644
Binary files a/chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftj55mae2r-spapod-xw4n3f9kq981/query-cache.bin and b/chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftmmv19yh0-1no8t32-xw4n3f9kq981/query-cache.bin differ
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftj55mae2r-spapod-xw4n3f9kq981/work-products.bin b/chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftmmv19yh0-1no8t32-xw4n3f9kq981/work-products.bin
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftj55mae2r-spapod-xw4n3f9kq981/work-products.bin
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftmmv19yh0-1no8t32-xw4n3f9kq981/work-products.bin
diff --git a/chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftj55mae2r-spapod.lock b/chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftmmv19yh0-1no8t32.lock
similarity index 100%
rename from chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftj55mae2r-spapod.lock
rename to chapter11/tcpudp/target/rls/debug/incremental/udp_server-2gg5lqnzl7ze3/s-ftmmv19yh0-1no8t32.lock
diff --git a/chapter12/ffi/Cargo.lock b/chapter12/ffi/Cargo.lock
new file mode 100644
index 0000000..cd6e083
--- /dev/null
+++ b/chapter12/ffi/Cargo.lock
@@ -0,0 +1,5 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "ffi"
+version = "0.1.0"
diff --git a/chapter12/ffi/Cargo.toml b/chapter12/ffi/Cargo.toml
new file mode 100644
index 0000000..94d38e3
--- /dev/null
+++ b/chapter12/ffi/Cargo.toml
@@ -0,0 +1,12 @@
+[package]
+name = "ffi"
+version = "0.1.0"
+authors = ["peshwar9"]
+edition = "2018"
+
+
+[lib] 
+name = "ffitest" 
+crate-type = ["dylib"] 
+
+[dependencies]
diff --git a/chapter12/ffi/rustffi.c b/chapter12/ffi/rustffi.c
new file mode 100644
index 0000000..b05ca3f
--- /dev/null
+++ b/chapter12/ffi/rustffi.c
@@ -0,0 +1,5 @@
+#include "rustffi.h"
+int main(void)
+{
+    see_ffi_in_action();
+}
\ No newline at end of file
diff --git a/chapter12/ffi/rustffi.h b/chapter12/ffi/rustffi.h
new file mode 100644
index 0000000..7435bcf
--- /dev/null
+++ b/chapter12/ffi/rustffi.h
@@ -0,0 +1 @@
+void see_ffi_in_action();
\ No newline at end of file
diff --git a/chapter12/ffi/src/lib.rs b/chapter12/ffi/src/lib.rs
new file mode 100644
index 0000000..1c3b638
--- /dev/null
+++ b/chapter12/ffi/src/lib.rs
@@ -0,0 +1,4 @@
+#[no_mangle]
+pub extern "C" fn see_ffi_in_action() {
+    println!("Congrats! You have successfully invoked Rust shared library from a C program");
+}
diff --git a/chapter12/ffi/target/rls/.rustc_info.json b/chapter12/ffi/target/rls/.rustc_info.json
new file mode 100644
index 0000000..69bc71d
--- /dev/null
+++ b/chapter12/ffi/target/rls/.rustc_info.json
@@ -0,0 +1 @@
+{"rustc_fingerprint":4503571881771466578,"outputs":{"1164083562126845933":["rustc 1.43.0 (4fb7144ed 2020-04-20)\nbinary: rustc\ncommit-hash: 4fb7144ed159f94491249e86d5bbd033b5d60550\ncommit-date: 2020-04-20\nhost: x86_64-apple-darwin\nrelease: 1.43.0\nLLVM version: 9.0\n",""],"4476964694761187371":["___\nlib___.rlib\nlib___.dylib\nlib___.dylib\nlib___.a\nlib___.dylib\n/Users/prabhueshwarla/.rustup/toolchains/stable-x86_64-apple-darwin\ndebug_assertions\nproc_macro\ntarget_arch=\"x86_64\"\ntarget_endian=\"little\"\ntarget_env=\"\"\ntarget_family=\"unix\"\ntarget_feature=\"fxsr\"\ntarget_feature=\"sse\"\ntarget_feature=\"sse2\"\ntarget_feature=\"sse3\"\ntarget_feature=\"ssse3\"\ntarget_os=\"macos\"\ntarget_pointer_width=\"64\"\ntarget_vendor=\"apple\"\nunix\n",""]},"successes":{}}
\ No newline at end of file
diff --git a/chapter12/ffi/target/rls/debug/.cargo-lock b/chapter12/ffi/target/rls/debug/.cargo-lock
new file mode 100644
index 0000000..e69de29
diff --git a/chapter12/ffi/target/rls/debug/.fingerprint/ffi-19d6d678a2f77aa3/dep-test-lib-ffitest-19d6d678a2f77aa3 b/chapter12/ffi/target/rls/debug/.fingerprint/ffi-19d6d678a2f77aa3/dep-test-lib-ffitest-19d6d678a2f77aa3
new file mode 100644
index 0000000..2df294f
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diff --git a/chapter12/ffi/target/rls/debug/.fingerprint/ffi-19d6d678a2f77aa3/invoked.timestamp b/chapter12/ffi/target/rls/debug/.fingerprint/ffi-19d6d678a2f77aa3/invoked.timestamp
new file mode 100644
index 0000000..e00328d
--- /dev/null
+++ b/chapter12/ffi/target/rls/debug/.fingerprint/ffi-19d6d678a2f77aa3/invoked.timestamp
@@ -0,0 +1 @@
+This file has an mtime of when this was started.
\ No newline at end of file
diff --git a/chapter12/ffi/target/rls/debug/.fingerprint/ffi-19d6d678a2f77aa3/test-lib-ffitest-19d6d678a2f77aa3 b/chapter12/ffi/target/rls/debug/.fingerprint/ffi-19d6d678a2f77aa3/test-lib-ffitest-19d6d678a2f77aa3
new file mode 100644
index 0000000..b7e3312
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+++ b/chapter12/ffi/target/rls/debug/.fingerprint/ffi-19d6d678a2f77aa3/test-lib-ffitest-19d6d678a2f77aa3
@@ -0,0 +1 @@
+eed6e970737b65ea
\ No newline at end of file
diff --git a/chapter12/ffi/target/rls/debug/.fingerprint/ffi-19d6d678a2f77aa3/test-lib-ffitest-19d6d678a2f77aa3.json b/chapter12/ffi/target/rls/debug/.fingerprint/ffi-19d6d678a2f77aa3/test-lib-ffitest-19d6d678a2f77aa3.json
new file mode 100644
index 0000000..78a0316
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+++ b/chapter12/ffi/target/rls/debug/.fingerprint/ffi-19d6d678a2f77aa3/test-lib-ffitest-19d6d678a2f77aa3.json
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/chapter12/ffi/target/rls/debug/.fingerprint/ffi-273a3790abc26d1b/dep-lib-ffitest-273a3790abc26d1b b/chapter12/ffi/target/rls/debug/.fingerprint/ffi-273a3790abc26d1b/dep-lib-ffitest-273a3790abc26d1b
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Binary files /dev/null and b/chapter12/ffi/target/rls/debug/.fingerprint/ffi-273a3790abc26d1b/dep-lib-ffitest-273a3790abc26d1b differ
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new file mode 100644
index 0000000..e00328d
--- /dev/null
+++ b/chapter12/ffi/target/rls/debug/.fingerprint/ffi-273a3790abc26d1b/invoked.timestamp
@@ -0,0 +1 @@
+This file has an mtime of when this was started.
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diff --git a/chapter12/ffi/target/rls/debug/.fingerprint/ffi-273a3790abc26d1b/lib-ffitest-273a3790abc26d1b b/chapter12/ffi/target/rls/debug/.fingerprint/ffi-273a3790abc26d1b/lib-ffitest-273a3790abc26d1b
new file mode 100644
index 0000000..7935516
--- /dev/null
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@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/chapter12/ffi/target/rls/debug/.fingerprint/ffi-273a3790abc26d1b/lib-ffitest-273a3790abc26d1b.json b/chapter12/ffi/target/rls/debug/.fingerprint/ffi-273a3790abc26d1b/lib-ffitest-273a3790abc26d1b.json
new file mode 100644
index 0000000..d7e393b
--- /dev/null
+++ b/chapter12/ffi/target/rls/debug/.fingerprint/ffi-273a3790abc26d1b/lib-ffitest-273a3790abc26d1b.json
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/chapter12/ffi/target/rls/debug/deps/ffitest-19d6d678a2f77aa3.d b/chapter12/ffi/target/rls/debug/deps/ffitest-19d6d678a2f77aa3.d
new file mode 100644
index 0000000..13bc469
--- /dev/null
+++ b/chapter12/ffi/target/rls/debug/deps/ffitest-19d6d678a2f77aa3.d
@@ -0,0 +1,5 @@
+/Users/prabhueshwarla/rust/author/packt/prod/chapter12/ffi/target/rls/debug/deps/ffitest-19d6d678a2f77aa3.rmeta: src/lib.rs
+
+/Users/prabhueshwarla/rust/author/packt/prod/chapter12/ffi/target/rls/debug/deps/ffitest-19d6d678a2f77aa3.d: src/lib.rs
+
+src/lib.rs:
diff --git a/chapter12/ffi/target/rls/debug/deps/ffitest-273a3790abc26d1b.d b/chapter12/ffi/target/rls/debug/deps/ffitest-273a3790abc26d1b.d
new file mode 100644
index 0000000..b495289
--- /dev/null
+++ b/chapter12/ffi/target/rls/debug/deps/ffitest-273a3790abc26d1b.d
@@ -0,0 +1,5 @@
+/Users/prabhueshwarla/rust/author/packt/prod/chapter12/ffi/target/rls/debug/deps/ffitest-273a3790abc26d1b.rmeta: src/lib.rs
+
+/Users/prabhueshwarla/rust/author/packt/prod/chapter12/ffi/target/rls/debug/deps/ffitest-273a3790abc26d1b.d: src/lib.rs
+
+src/lib.rs:
diff --git a/chapter12/ffi/target/rls/debug/deps/libffitest-19d6d678a2f77aa3.rmeta b/chapter12/ffi/target/rls/debug/deps/libffitest-19d6d678a2f77aa3.rmeta
new file mode 100644
index 0000000..e69de29
diff --git a/chapter12/ffi/target/rls/debug/deps/libffitest-273a3790abc26d1b.rmeta b/chapter12/ffi/target/rls/debug/deps/libffitest-273a3790abc26d1b.rmeta
new file mode 100644
index 0000000..7b02241
Binary files /dev/null and b/chapter12/ffi/target/rls/debug/deps/libffitest-273a3790abc26d1b.rmeta differ
diff --git a/chapter12/ffi/target/rls/debug/deps/save-analysis/ffitest-19d6d678a2f77aa3.json b/chapter12/ffi/target/rls/debug/deps/save-analysis/ffitest-19d6d678a2f77aa3.json
new file mode 100644
index 0000000..42e26fe
--- /dev/null
+++ b/chapter12/ffi/target/rls/debug/deps/save-analysis/ffitest-19d6d678a2f77aa3.json
@@ -0,0 +1 @@
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diff --git a/chapter12/ffi/target/rls/debug/deps/save-analysis/libffitest-273a3790abc26d1b.json b/chapter12/ffi/target/rls/debug/deps/save-analysis/libffitest-273a3790abc26d1b.json
new file mode 100644
index 0000000..2fe6162
--- /dev/null
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