Dec 15 22:58:26.232 INFO testing ai-0.1.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 22:58:26.232 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 22:58:26.566 INFO [stdout] 651a720bcd006d11a98ffa08799e0f071837289bfdcf48ebc7881b74d52ca145
Dec 15 22:58:26.573 INFO running `"docker" "start" "-a" "651a720bcd006d11a98ffa08799e0f071837289bfdcf48ebc7881b74d52ca145"`
Dec 15 22:58:28.580 INFO [stderr] usermod: no changes
Dec 15 22:58:28.671 INFO [stderr]    Compiling ai v0.1.0 (/source)
Dec 15 22:58:30.079 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
Dec 15 22:58:30.079 INFO [stderr] su: No module specific data is present
Dec 15 22:58:30.617 INFO running `"docker" "inspect" "651a720bcd006d11a98ffa08799e0f071837289bfdcf48ebc7881b74d52ca145"`
Dec 15 22:58:30.914 INFO running `"docker" "rm" "-f" "651a720bcd006d11a98ffa08799e0f071837289bfdcf48ebc7881b74d52ca145"`
Dec 15 22:58:31.179 INFO [stdout] 651a720bcd006d11a98ffa08799e0f071837289bfdcf48ebc7881b74d52ca145
Dec 15 22:58:31.181 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 22:58:31.636 INFO [stdout] a46ad1e34771987b1b5481d21f45999eab9867d751e7cd71f7a85a385f449108
Dec 15 22:58:31.645 INFO running `"docker" "start" "-a" "a46ad1e34771987b1b5481d21f45999eab9867d751e7cd71f7a85a385f449108"`
Dec 15 22:58:32.695 INFO [stderr] usermod: no changes
Dec 15 22:58:32.778 INFO [stderr]    Compiling ai v0.1.0 (/source)
Dec 15 22:58:33.887 INFO [stderr] warning: value assigned to `new_indv` is never read
Dec 15 22:58:33.888 INFO [stderr]    --> src/chromosome.rs:139:17
Dec 15 22:58:33.888 INFO [stderr]     |
Dec 15 22:58:33.888 INFO [stderr] 139 |         let mut new_indv = Vec::new();
Dec 15 22:58:33.889 INFO [stderr]     |                 ^^^^^^^^
Dec 15 22:58:33.889 INFO [stderr]     |
Dec 15 22:58:33.889 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 15 22:58:33.889 INFO [stderr] 
Dec 15 22:58:33.889 INFO [stderr] warning: value assigned to `new_indv` is never read
Dec 15 22:58:33.890 INFO [stderr]    --> src/chromosome.rs:149:17
Dec 15 22:58:33.890 INFO [stderr]     |
Dec 15 22:58:33.890 INFO [stderr] 149 |         let mut new_indv = Vec::new();
Dec 15 22:58:33.890 INFO [stderr]     |                 ^^^^^^^^
Dec 15 22:58:33.890 INFO [stderr] 
Dec 15 22:58:33.903 INFO [stderr] warning: variable does not need to be mutable
Dec 15 22:58:33.903 INFO [stderr]    --> src/chromosome.rs:103:13
Dec 15 22:58:33.903 INFO [stderr]     |
Dec 15 22:58:33.903 INFO [stderr] 103 |         let mut individual = Chromosome::new();
Dec 15 22:58:33.903 INFO [stderr]     |             ----^^^^^^^^^^
Dec 15 22:58:33.903 INFO [stderr]     |             |
Dec 15 22:58:33.903 INFO [stderr]     |             help: remove this `mut`
Dec 15 22:58:33.903 INFO [stderr]     |
Dec 15 22:58:33.903 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 15 22:58:33.903 INFO [stderr] 
Dec 15 22:58:34.699 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
Dec 15 22:58:34.699 INFO [stderr] su: No module specific data is present
Dec 15 22:58:35.612 INFO running `"docker" "inspect" "a46ad1e34771987b1b5481d21f45999eab9867d751e7cd71f7a85a385f449108"`
Dec 15 22:58:35.913 INFO running `"docker" "rm" "-f" "a46ad1e34771987b1b5481d21f45999eab9867d751e7cd71f7a85a385f449108"`
Dec 15 22:58:36.186 INFO [stdout] a46ad1e34771987b1b5481d21f45999eab9867d751e7cd71f7a85a385f449108