Nov 18 20:56:39.754 INFO testing ai-0.1.0 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 18 20:56:39.756 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 18 20:56:40.254 INFO [stdout] 8734a1c9a82a751a83923d10368fe468d21ff382d05daa8f5659e558eae427ad
Nov 18 20:56:40.257 INFO running `"docker" "start" "-a" "8734a1c9a82a751a83923d10368fe468d21ff382d05daa8f5659e558eae427ad"`
Nov 18 20:56:41.394 INFO [stderr] usermod: no changes
Nov 18 20:56:41.508 INFO [stderr]    Compiling ai v0.1.0 (/source)
Nov 18 20:56:42.390 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
Nov 18 20:56:42.401 INFO [stderr] su: No module specific data is present
Nov 18 20:56:43.275 INFO running `"docker" "inspect" "8734a1c9a82a751a83923d10368fe468d21ff382d05daa8f5659e558eae427ad"`
Nov 18 20:56:43.490 INFO running `"docker" "rm" "-f" "8734a1c9a82a751a83923d10368fe468d21ff382d05daa8f5659e558eae427ad"`
Nov 18 20:56:43.767 INFO [stdout] 8734a1c9a82a751a83923d10368fe468d21ff382d05daa8f5659e558eae427ad
Nov 18 20:56:43.776 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 18 20:56:44.183 INFO [stdout] b1ab6a95a13a633d6e773935a1dde3479ace383bf956648b7f9f244841b5413f
Nov 18 20:56:44.187 INFO running `"docker" "start" "-a" "b1ab6a95a13a633d6e773935a1dde3479ace383bf956648b7f9f244841b5413f"`
Nov 18 20:56:45.522 INFO [stderr] usermod: no changes
Nov 18 20:56:45.599 INFO [stderr]    Compiling ai v0.1.0 (/source)
Nov 18 20:56:46.283 INFO [stderr] warning: value assigned to `new_indv` is never read
Nov 18 20:56:46.283 INFO [stderr]    --> src/chromosome.rs:139:17
Nov 18 20:56:46.283 INFO [stderr]     |
Nov 18 20:56:46.283 INFO [stderr] 139 |         let mut new_indv = Vec::new();
Nov 18 20:56:46.283 INFO [stderr]     |                 ^^^^^^^^
Nov 18 20:56:46.283 INFO [stderr]     |
Nov 18 20:56:46.283 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Nov 18 20:56:46.283 INFO [stderr] 
Nov 18 20:56:46.283 INFO [stderr] warning: value assigned to `new_indv` is never read
Nov 18 20:56:46.283 INFO [stderr]    --> src/chromosome.rs:149:17
Nov 18 20:56:46.283 INFO [stderr]     |
Nov 18 20:56:46.283 INFO [stderr] 149 |         let mut new_indv = Vec::new();
Nov 18 20:56:46.283 INFO [stderr]     |                 ^^^^^^^^
Nov 18 20:56:46.283 INFO [stderr] 
Nov 18 20:56:46.303 INFO [stderr] warning: variable does not need to be mutable
Nov 18 20:56:46.303 INFO [stderr]    --> src/chromosome.rs:103:13
Nov 18 20:56:46.303 INFO [stderr]     |
Nov 18 20:56:46.303 INFO [stderr] 103 |         let mut individual = Chromosome::new();
Nov 18 20:56:46.303 INFO [stderr]     |             ----^^^^^^^^^^
Nov 18 20:56:46.303 INFO [stderr]     |             |
Nov 18 20:56:46.303 INFO [stderr]     |             help: remove this `mut`
Nov 18 20:56:46.303 INFO [stderr]     |
Nov 18 20:56:46.303 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 18 20:56:46.303 INFO [stderr] 
Nov 18 20:56:47.084 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
Nov 18 20:56:47.088 INFO [stderr] su: No module specific data is present
Nov 18 20:56:47.768 INFO running `"docker" "inspect" "b1ab6a95a13a633d6e773935a1dde3479ace383bf956648b7f9f244841b5413f"`
Nov 18 20:56:48.061 INFO running `"docker" "rm" "-f" "b1ab6a95a13a633d6e773935a1dde3479ace383bf956648b7f9f244841b5413f"`
Nov 18 20:56:48.443 INFO [stdout] b1ab6a95a13a633d6e773935a1dde3479ace383bf956648b7f9f244841b5413f