Dec 15 22:58:26.019 INFO testing ai-0.1.0 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 22:58:26.020 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 15 22:58:26.432 INFO [stdout] d114ece2eafc0b44ac8f2451adb44f5e5034dbe43cee5b6cfd13af1906f74b9d
Dec 15 22:58:26.437 INFO running `"docker" "start" "-a" "d114ece2eafc0b44ac8f2451adb44f5e5034dbe43cee5b6cfd13af1906f74b9d"`
Dec 15 22:58:28.490 INFO [stderr] usermod: no changes
Dec 15 22:58:28.599 INFO [stderr]    Compiling ai v0.1.0 (/source)
Dec 15 22:58:29.855 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
Dec 15 22:58:29.855 INFO [stderr] su: No module specific data is present
Dec 15 22:58:30.608 INFO running `"docker" "inspect" "d114ece2eafc0b44ac8f2451adb44f5e5034dbe43cee5b6cfd13af1906f74b9d"`
Dec 15 22:58:30.824 INFO running `"docker" "rm" "-f" "d114ece2eafc0b44ac8f2451adb44f5e5034dbe43cee5b6cfd13af1906f74b9d"`
Dec 15 22:58:31.139 INFO [stdout] d114ece2eafc0b44ac8f2451adb44f5e5034dbe43cee5b6cfd13af1906f74b9d
Dec 15 22:58:31.141 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 15 22:58:31.792 INFO [stdout] 770c527b3cdd2a1dafbd6159389c79892e26df400f69372d99803d2e51b6c3ca
Dec 15 22:58:31.799 INFO running `"docker" "start" "-a" "770c527b3cdd2a1dafbd6159389c79892e26df400f69372d99803d2e51b6c3ca"`
Dec 15 22:58:32.983 INFO [stderr] usermod: no changes
Dec 15 22:58:33.106 INFO [stderr]    Compiling ai v0.1.0 (/source)
Dec 15 22:58:34.091 INFO [stderr] warning: value assigned to `new_indv` is never read
Dec 15 22:58:34.091 INFO [stderr]    --> src/chromosome.rs:139:17
Dec 15 22:58:34.099 INFO [stderr]     |
Dec 15 22:58:34.099 INFO [stderr] 139 |         let mut new_indv = Vec::new();
Dec 15 22:58:34.099 INFO [stderr]     |                 ^^^^^^^^
Dec 15 22:58:34.099 INFO [stderr]     |
Dec 15 22:58:34.099 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 15 22:58:34.099 INFO [stderr] 
Dec 15 22:58:34.099 INFO [stderr] warning: value assigned to `new_indv` is never read
Dec 15 22:58:34.099 INFO [stderr]    --> src/chromosome.rs:149:17
Dec 15 22:58:34.099 INFO [stderr]     |
Dec 15 22:58:34.099 INFO [stderr] 149 |         let mut new_indv = Vec::new();
Dec 15 22:58:34.099 INFO [stderr]     |                 ^^^^^^^^
Dec 15 22:58:34.099 INFO [stderr] 
Dec 15 22:58:34.101 INFO [stderr] warning: variable does not need to be mutable
Dec 15 22:58:34.101 INFO [stderr]    --> src/chromosome.rs:103:13
Dec 15 22:58:34.101 INFO [stderr]     |
Dec 15 22:58:34.101 INFO [stderr] 103 |         let mut individual = Chromosome::new();
Dec 15 22:58:34.101 INFO [stderr]     |             ----^^^^^^^^^^
Dec 15 22:58:34.101 INFO [stderr]     |             |
Dec 15 22:58:34.101 INFO [stderr]     |             help: remove this `mut`
Dec 15 22:58:34.101 INFO [stderr]     |
Dec 15 22:58:34.101 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 15 22:58:34.101 INFO [stderr] 
Dec 15 22:58:34.926 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
Dec 15 22:58:34.927 INFO [stderr] su: No module specific data is present
Dec 15 22:58:35.692 INFO running `"docker" "inspect" "770c527b3cdd2a1dafbd6159389c79892e26df400f69372d99803d2e51b6c3ca"`
Dec 15 22:58:35.943 INFO running `"docker" "rm" "-f" "770c527b3cdd2a1dafbd6159389c79892e26df400f69372d99803d2e51b6c3ca"`
Dec 15 22:58:36.186 INFO [stdout] 770c527b3cdd2a1dafbd6159389c79892e26df400f69372d99803d2e51b6c3ca