[INFO] cloning repository https://github.com/anticore/rs-aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anticore/rs-aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanticore%2Frs-aoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanticore%2Frs-aoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2c47d24eeb49c4f5676490d374e8cdfecd3ea3e
[INFO] testing anticore/rs-aoc2020 against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanticore%2Frs-aoc2020" "/workspace/builds/worker-117/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-117/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anticore/rs-aoc2020 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anticore/rs-aoc2020
[INFO] finished tweaking git repo https://github.com/anticore/rs-aoc2020
[INFO] tweaked toml for git repo https://github.com/anticore/rs-aoc2020 written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate git repo https://github.com/anticore/rs-aoc2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] babde2c45e8aa38ad3f382a0cf20c0fe18f10f41c0c95aec3d2c90700a3166e9
[INFO] running `Command { std: "docker" "start" "-a" "babde2c45e8aa38ad3f382a0cf20c0fe18f10f41c0c95aec3d2c90700a3166e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "babde2c45e8aa38ad3f382a0cf20c0fe18f10f41c0c95aec3d2c90700a3166e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "babde2c45e8aa38ad3f382a0cf20c0fe18f10f41c0c95aec3d2c90700a3166e9", kill_on_drop: false }`
[INFO] [stdout] babde2c45e8aa38ad3f382a0cf20c0fe18f10f41c0c95aec3d2c90700a3166e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1ff75e909bb2513b9ea17538b4469e6073ead4132af9248005be30b91e9f9fa
[INFO] running `Command { std: "docker" "start" "-a" "f1ff75e909bb2513b9ea17538b4469e6073ead4132af9248005be30b91e9f9fa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling rs-aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cidm`
[INFO] [stdout]   --> src/ex4.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let cidm: bool = cid.is_match(passport);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cidm`
[INFO] [stdout]   --> src/ex4.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let cidm: bool = cid.is_match(passport);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.04s
[INFO] running `Command { std: "docker" "inspect" "f1ff75e909bb2513b9ea17538b4469e6073ead4132af9248005be30b91e9f9fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1ff75e909bb2513b9ea17538b4469e6073ead4132af9248005be30b91e9f9fa", kill_on_drop: false }`
[INFO] [stdout] f1ff75e909bb2513b9ea17538b4469e6073ead4132af9248005be30b91e9f9fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74983c73538e1a8b3a50bdb9dbadba041216e87b54a5062ef9b092ea38adf69c
[INFO] running `Command { std: "docker" "start" "-a" "74983c73538e1a8b3a50bdb9dbadba041216e87b54a5062ef9b092ea38adf69c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rs-aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cidm`
[INFO] [stdout]   --> src/ex4.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let cidm: bool = cid.is_match(passport);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cidm`
[INFO] [stdout]   --> src/ex4.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let cidm: bool = cid.is_match(passport);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "74983c73538e1a8b3a50bdb9dbadba041216e87b54a5062ef9b092ea38adf69c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74983c73538e1a8b3a50bdb9dbadba041216e87b54a5062ef9b092ea38adf69c", kill_on_drop: false }`
[INFO] [stdout] 74983c73538e1a8b3a50bdb9dbadba041216e87b54a5062ef9b092ea38adf69c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 045eb02ae5bc259f7a9b5005bdaf9623a134e05a7ab781258f03d5ef22c9e1b6
[INFO] running `Command { std: "docker" "start" "-a" "045eb02ae5bc259f7a9b5005bdaf9623a134e05a7ab781258f03d5ef22c9e1b6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `cidm`
[INFO] [stderr]   --> src/ex4.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let cidm: bool = cid.is_match(passport);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidm`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cidm`
[INFO] [stderr]   --> src/ex4.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |     let cidm: bool = cid.is_match(passport);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidm`
[INFO] [stderr] 
[INFO] [stderr] warning: `rs-aoc2020` (bin "rs-aoc2020" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rs_aoc2020-7a4fafa7a0d9d5e6)
[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" "045eb02ae5bc259f7a9b5005bdaf9623a134e05a7ab781258f03d5ef22c9e1b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "045eb02ae5bc259f7a9b5005bdaf9623a134e05a7ab781258f03d5ef22c9e1b6", kill_on_drop: false }`
[INFO] [stdout] 045eb02ae5bc259f7a9b5005bdaf9623a134e05a7ab781258f03d5ef22c9e1b6