[INFO] cloning repository https://github.com/ramn/advent-of-code-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ramn/advent-of-code-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Framn%2Fadvent-of-code-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Framn%2Fadvent-of-code-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c725e79652cf1346c107378a586032a0427de7d
[INFO] testing ramn/advent-of-code-rs against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Framn%2Fadvent-of-code-rs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ramn/advent-of-code-rs on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ramn/advent-of-code-rs
[INFO] finished tweaking git repo https://github.com/ramn/advent-of-code-rs
[INFO] tweaked toml for git repo https://github.com/ramn/advent-of-code-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ramn/advent-of-code-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97e021e219032d257cc0dc875c01a44c046469e3e26e4450e8344b84daa6d511
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "97e021e219032d257cc0dc875c01a44c046469e3e26e4450e8344b84daa6d511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97e021e219032d257cc0dc875c01a44c046469e3e26e4450e8344b84daa6d511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e021e219032d257cc0dc875c01a44c046469e3e26e4450e8344b84daa6d511", kill_on_drop: false }`
[INFO] [stdout] 97e021e219032d257cc0dc875c01a44c046469e3e26e4450e8344b84daa6d511
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 262b9b812b30be5e7e8863e6592daa6b6f0cb9a01a16cc4c6c133b3501f926d4
[INFO] running `Command { std: "docker" "start" "-a" "262b9b812b30be5e7e8863e6592daa6b6f0cb9a01a16cc4c6c133b3501f926d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling md5 v0.2.1
[INFO] [stderr]    Compiling advent-of-code-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/day_09.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut chars = &mut INPUT.chars();
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.39s
[INFO] running `Command { std: "docker" "inspect" "262b9b812b30be5e7e8863e6592daa6b6f0cb9a01a16cc4c6c133b3501f926d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "262b9b812b30be5e7e8863e6592daa6b6f0cb9a01a16cc4c6c133b3501f926d4", kill_on_drop: false }`
[INFO] [stdout] 262b9b812b30be5e7e8863e6592daa6b6f0cb9a01a16cc4c6c133b3501f926d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 452ccd38b201b52af0cf66a10f2a2520687f9c1cc8a0350bfb2ae926bcd3303c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "452ccd38b201b52af0cf66a10f2a2520687f9c1cc8a0350bfb2ae926bcd3303c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/day_09.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut chars = &mut INPUT.chars();
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling advent-of-code-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/day_09.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut chars = &mut INPUT.chars();
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "452ccd38b201b52af0cf66a10f2a2520687f9c1cc8a0350bfb2ae926bcd3303c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "452ccd38b201b52af0cf66a10f2a2520687f9c1cc8a0350bfb2ae926bcd3303c", kill_on_drop: false }`
[INFO] [stdout] 452ccd38b201b52af0cf66a10f2a2520687f9c1cc8a0350bfb2ae926bcd3303c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c97807d86d1ee6802367a658d78c47e739db285cd7c0d7c741aaeb4172e00ab0
[INFO] running `Command { std: "docker" "start" "-a" "c97807d86d1ee6802367a658d78c47e739db285cd7c0d7c741aaeb4172e00ab0", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/day_09.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut chars = &mut INPUT.chars();
[INFO] [stderr]   |         ----^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/day_09.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut chars = &mut INPUT.chars();
[INFO] [stderr]   |         ----^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_of_code_rs-22ccfb1fb3fec9bb
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test day_05::tests::test_hex ... ok
[INFO] [stdout] test day_01::tests::tes_day_1_problem_1 ... ok
[INFO] [stdout] test day_02::tests::test_problem_1 ... ok
[INFO] [stdout] test day_01::tests::tes_day_1_problem_2 ... ok
[INFO] [stdout] test day_02::tests::test_problem_2 ... ok
[INFO] [stdout] test day_06::tests::test_problem_2 ... ok
[INFO] [stdout] test day_09::tests::test_problem_2 ... ok
[INFO] [stdout] test day_03::tests::test_problem_1 ... ok
[INFO] [stdout] test day_08::tests::test_problem_2 ... ok
[INFO] [stdout] test day_07::tests::test_splitting_with_slice_pattern ... ok
[INFO] [stdout] test day_08::tests::test_problem_1 ... ok
[INFO] [stdout] test day_03::tests::test_problem_2 ... ok
[INFO] [stdout] test day_06::tests::test_problem_1 ... ok
[INFO] [stdout] test day_09::tests::test_problem_1 ... ok
[INFO] [stdout] test day_04::tests::test_problem_1 ... ok
[INFO] [stdout] test day_07::tests::test_problem_1 ... ok
[INFO] [stdout] test day_04::tests::test_problem_2 ... ok
[INFO] [stdout] test day_12::tests::test_problem_1 ... ok
[INFO] [stdout] test day_07::tests::test_problem_2 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_of_code_rs-a90c066be26b63d8
[INFO] [stdout] test day_12::tests::test_problem_2 ... ok
[INFO] [stderr]    Doc-tests advent-of-code-rs
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c97807d86d1ee6802367a658d78c47e739db285cd7c0d7c741aaeb4172e00ab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c97807d86d1ee6802367a658d78c47e739db285cd7c0d7c741aaeb4172e00ab0", kill_on_drop: false }`
[INFO] [stdout] c97807d86d1ee6802367a658d78c47e739db285cd7c0d7c741aaeb4172e00ab0