[INFO] cloning repository https://github.com/Hsun1031/genetic_algorihm_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hsun1031/genetic_algorihm_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHsun1031%2Fgenetic_algorihm_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHsun1031%2Fgenetic_algorihm_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d16b56fd5ec1d2d3c75977791bb99300296f16f3
[INFO] testing Hsun1031/genetic_algorihm_rust against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHsun1031%2Fgenetic_algorihm_rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Hsun1031/genetic_algorihm_rust
[INFO] finished tweaking git repo https://github.com/Hsun1031/genetic_algorihm_rust
[INFO] tweaked toml for git repo https://github.com/Hsun1031/genetic_algorihm_rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Hsun1031/genetic_algorihm_rust on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Hsun1031/genetic_algorihm_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing Hsun1031/genetic_algorihm_rust against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHsun1031%2Fgenetic_algorihm_rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Hsun1031/genetic_algorihm_rust
[INFO] finished tweaking git repo https://github.com/Hsun1031/genetic_algorihm_rust
[INFO] tweaked toml for git repo https://github.com/Hsun1031/genetic_algorihm_rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Hsun1031/genetic_algorihm_rust on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Hsun1031/genetic_algorihm_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.2.10
[INFO] [stderr]   Downloaded libc v0.2.149
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 265b5b40683667f575f998c2a572edfd5645d88944696fb819ab735642f4fdcf
[INFO] running `Command { std: "docker" "start" "-a" "265b5b40683667f575f998c2a572edfd5645d88944696fb819ab735642f4fdcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "265b5b40683667f575f998c2a572edfd5645d88944696fb819ab735642f4fdcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "265b5b40683667f575f998c2a572edfd5645d88944696fb819ab735642f4fdcf", kill_on_drop: false }`
[INFO] [stdout] 265b5b40683667f575f998c2a572edfd5645d88944696fb819ab735642f4fdcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c4be92c94b17c2d6a9407948559a08ffbf1328af8e9a94827876c7b6ee691ef
[INFO] running `Command { std: "docker" "start" "-a" "3c4be92c94b17c2d6a9407948559a08ffbf1328af8e9a94827876c7b6ee691ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling genetic_algorithm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `new_output_list`
[INFO] [stdout]   --> src/main.rs:18:29
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let (new_bits_list, new_output_list)            = selection(&bits_list, &output_list);
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_output_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cross_output_list`
[INFO] [stdout]   --> src/main.rs:19:31
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let (cross_bits_list, cross_output_list)        = crossover(&new_bits_list);
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cross_output_list`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "3c4be92c94b17c2d6a9407948559a08ffbf1328af8e9a94827876c7b6ee691ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c4be92c94b17c2d6a9407948559a08ffbf1328af8e9a94827876c7b6ee691ef", kill_on_drop: false }`
[INFO] [stdout] 3c4be92c94b17c2d6a9407948559a08ffbf1328af8e9a94827876c7b6ee691ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 553a6c4f29d799d1a84599533187082f539778dc860ce9f401bf6fbb3e2ecbfb
[INFO] running `Command { std: "docker" "start" "-a" "553a6c4f29d799d1a84599533187082f539778dc860ce9f401bf6fbb3e2ecbfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling genetic_algorithm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `new_output_list`
[INFO] [stdout]   --> src/main.rs:18:29
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let (new_bits_list, new_output_list)            = selection(&bits_list, &output_list);
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_output_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cross_output_list`
[INFO] [stdout]   --> src/main.rs:19:31
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let (cross_bits_list, cross_output_list)        = crossover(&new_bits_list);
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cross_output_list`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "553a6c4f29d799d1a84599533187082f539778dc860ce9f401bf6fbb3e2ecbfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "553a6c4f29d799d1a84599533187082f539778dc860ce9f401bf6fbb3e2ecbfb", kill_on_drop: false }`
[INFO] [stdout] 553a6c4f29d799d1a84599533187082f539778dc860ce9f401bf6fbb3e2ecbfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ad6fe2cb8f78d795b6229d08d9dca8dbe56a7270f7fb17294882d4317485262a
[INFO] running `Command { std: "docker" "start" "-a" "ad6fe2cb8f78d795b6229d08d9dca8dbe56a7270f7fb17294882d4317485262a", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `new_output_list`
[INFO] [stderr]   --> src/main.rs:18:29
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let (new_bits_list, new_output_list)            = selection(&bits_list, &output_list);
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_output_list`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cross_output_list`
[INFO] [stderr]   --> src/main.rs:19:31
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let (cross_bits_list, cross_output_list)        = crossover(&new_bits_list);
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cross_output_list`
[INFO] [stderr] 
[INFO] [stderr] warning: `genetic_algorithm` (bin "genetic_algorithm" test) generated 2 warnings (run `cargo fix --bin "genetic_algorithm" -p genetic_algorithm --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/genetic_algorithm-b2c2527da154665d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ad6fe2cb8f78d795b6229d08d9dca8dbe56a7270f7fb17294882d4317485262a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6fe2cb8f78d795b6229d08d9dca8dbe56a7270f7fb17294882d4317485262a", kill_on_drop: false }`
[INFO] [stdout] ad6fe2cb8f78d795b6229d08d9dca8dbe56a7270f7fb17294882d4317485262a