[INFO] cloning repository https://github.com/ddrcoder/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ddrcoder/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddrcoder%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddrcoder%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e41fdcd2c9e96acaa816762555ea71c7ed101d42
[INFO] testing ddrcoder/aoc2020 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddrcoder%2Faoc2020" "/workspace/builds/worker-97/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-97/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ddrcoder/aoc2020 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ddrcoder/aoc2020
[INFO] finished tweaking git repo https://github.com/ddrcoder/aoc2020
[INFO] tweaked toml for git repo https://github.com/ddrcoder/aoc2020 written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] crate git repo https://github.com/ddrcoder/aoc2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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 scan_fmt v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 098173a6d4715aa279dfe396be123c64c51aece98d68035a7c319609b12b935c
[INFO] running `Command { std: "docker" "start" "-a" "098173a6d4715aa279dfe396be123c64c51aece98d68035a7c319609b12b935c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "098173a6d4715aa279dfe396be123c64c51aece98d68035a7c319609b12b935c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "098173a6d4715aa279dfe396be123c64c51aece98d68035a7c319609b12b935c", kill_on_drop: false }`
[INFO] [stdout] 098173a6d4715aa279dfe396be123c64c51aece98d68035a7c319609b12b935c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebaf7329ffabc4330e4f8c2419186e346a747f04227035ff2598540782b141d8
[INFO] running `Command { std: "docker" "start" "-a" "ebaf7329ffabc4330e4f8c2419186e346a747f04227035ff2598540782b141d8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling scan_fmt v0.2.5
[INFO] [stderr]    Compiling aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/main.rs:587:6
[INFO] [stdout]     |
[INFO] [stdout] 587 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/main.rs:1066:6
[INFO] [stdout]      |
[INFO] [stdout] 1066 |     };
[INFO] [stdout]      |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gold`
[INFO] [stdout]     --> src/main.rs:1382:10
[INFO] [stdout]      |
[INFO] [stdout] 1382 | fn day22(gold: bool) -> usize {
[INFO] [stdout]      |          ^^^^ help: if this is intentional, prefix it with an underscore: `_gold`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `turn`
[INFO] [stdout]     --> src/main.rs:1396:9
[INFO] [stdout]      |
[INFO] [stdout] 1396 |     for turn in 1..=turns {
[INFO] [stdout]      |         ^^^^ help: if this is intentional, prefix it with an underscore: `_turn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]     --> src/main.rs:1472:13
[INFO] [stdout]      |
[INFO] [stdout] 1472 |         for t in 0..100 {
[INFO] [stdout]      |             ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.27s
[INFO] running `Command { std: "docker" "inspect" "ebaf7329ffabc4330e4f8c2419186e346a747f04227035ff2598540782b141d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebaf7329ffabc4330e4f8c2419186e346a747f04227035ff2598540782b141d8", kill_on_drop: false }`
[INFO] [stdout] ebaf7329ffabc4330e4f8c2419186e346a747f04227035ff2598540782b141d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26d5fd0e3982dc9a1c33526105e368aabe7ffc3e56b084e6bfc113a70965f8af
[INFO] running `Command { std: "docker" "start" "-a" "26d5fd0e3982dc9a1c33526105e368aabe7ffc3e56b084e6bfc113a70965f8af", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/main.rs:587:6
[INFO] [stdout]     |
[INFO] [stdout] 587 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/main.rs:1066:6
[INFO] [stdout]      |
[INFO] [stdout] 1066 |     };
[INFO] [stdout]      |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gold`
[INFO] [stdout]     --> src/main.rs:1382:10
[INFO] [stdout]      |
[INFO] [stdout] 1382 | fn day22(gold: bool) -> usize {
[INFO] [stdout]      |          ^^^^ help: if this is intentional, prefix it with an underscore: `_gold`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `turn`
[INFO] [stdout]     --> src/main.rs:1396:9
[INFO] [stdout]      |
[INFO] [stdout] 1396 |     for turn in 1..=turns {
[INFO] [stdout]      |         ^^^^ help: if this is intentional, prefix it with an underscore: `_turn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]     --> src/main.rs:1472:13
[INFO] [stdout]      |
[INFO] [stdout] 1472 |         for t in 0..100 {
[INFO] [stdout]      |             ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "26d5fd0e3982dc9a1c33526105e368aabe7ffc3e56b084e6bfc113a70965f8af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26d5fd0e3982dc9a1c33526105e368aabe7ffc3e56b084e6bfc113a70965f8af", kill_on_drop: false }`
[INFO] [stdout] 26d5fd0e3982dc9a1c33526105e368aabe7ffc3e56b084e6bfc113a70965f8af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 73466a3e084c2399390fad02ca33a3beb17d1169ad6d1616a3ee7468cd6db61f
[INFO] running `Command { std: "docker" "start" "-a" "73466a3e084c2399390fad02ca33a3beb17d1169ad6d1616a3ee7468cd6db61f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/main.rs:587:6
[INFO] [stderr]     |
[INFO] [stderr] 587 |     };
[INFO] [stderr]     |      ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]     --> src/main.rs:1066:6
[INFO] [stderr]      |
[INFO] [stderr] 1066 |     };
[INFO] [stderr]      |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gold`
[INFO] [stderr]     --> src/main.rs:1382:10
[INFO] [stderr]      |
[INFO] [stderr] 1382 | fn day22(gold: bool) -> usize {
[INFO] [stderr]      |          ^^^^ help: if this is intentional, prefix it with an underscore: `_gold`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `turn`
[INFO] [stderr]     --> src/main.rs:1396:9
[INFO] [stderr]      |
[INFO] [stderr] 1396 |     for turn in 1..=turns {
[INFO] [stderr]      |         ^^^^ help: if this is intentional, prefix it with an underscore: `_turn`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]     --> src/main.rs:1472:13
[INFO] [stderr]      |
[INFO] [stderr] 1472 |         for t in 0..100 {
[INFO] [stderr]      |             ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: `aoc` (bin "aoc" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.30s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/aoc-b304370478120120)
[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" "73466a3e084c2399390fad02ca33a3beb17d1169ad6d1616a3ee7468cd6db61f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73466a3e084c2399390fad02ca33a3beb17d1169ad6d1616a3ee7468cd6db61f", kill_on_drop: false }`
[INFO] [stdout] 73466a3e084c2399390fad02ca33a3beb17d1169ad6d1616a3ee7468cd6db61f