[INFO] cloning repository https://github.com/sastels/advent-of-code-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sastels/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsastels%2Fadvent-of-code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsastels%2Fadvent-of-code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c03036f0892062533d0325fd687efd78cfec594
[INFO] testing sastels/advent-of-code-2020 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsastels%2Fadvent-of-code-2020" "/workspace/builds/worker-118/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-118/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sastels/advent-of-code-2020 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/sastels/advent-of-code-2020
[INFO] finished tweaking git repo https://github.com/sastels/advent-of-code-2020
[INFO] tweaked toml for git repo https://github.com/sastels/advent-of-code-2020 written to /workspace/builds/worker-118/source/Cargo.toml
[INFO] crate git repo https://github.com/sastels/advent-of-code-2020 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 3712acf047134028d6b2bd77d4ac20f08a0be6ea43cf56a9a5bf2fb7cc19888b
[INFO] running `Command { std: "docker" "start" "-a" "3712acf047134028d6b2bd77d4ac20f08a0be6ea43cf56a9a5bf2fb7cc19888b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3712acf047134028d6b2bd77d4ac20f08a0be6ea43cf56a9a5bf2fb7cc19888b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3712acf047134028d6b2bd77d4ac20f08a0be6ea43cf56a9a5bf2fb7cc19888b", kill_on_drop: false }`
[INFO] [stdout] 3712acf047134028d6b2bd77d4ac20f08a0be6ea43cf56a9a5bf2fb7cc19888b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] e2da52226bf160a03a650fa1055082c828bbe21dbdf9f5c78d316172f4145a78
[INFO] running `Command { std: "docker" "start" "-a" "e2da52226bf160a03a650fa1055082c828bbe21dbdf9f5c78d316172f4145a78", 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 either v1.6.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling advent_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.16s
[INFO] running `Command { std: "docker" "inspect" "e2da52226bf160a03a650fa1055082c828bbe21dbdf9f5c78d316172f4145a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2da52226bf160a03a650fa1055082c828bbe21dbdf9f5c78d316172f4145a78", kill_on_drop: false }`
[INFO] [stdout] e2da52226bf160a03a650fa1055082c828bbe21dbdf9f5c78d316172f4145a78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] b30422b8daa1772f4030ad07320445d829815c0ac0f83fa56684d01b331cf505
[INFO] running `Command { std: "docker" "start" "-a" "b30422b8daa1772f4030ad07320445d829815c0ac0f83fa56684d01b331cf505", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling advent_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `advent_2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name advent_2020 --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=24ebfb106c06d9d7 -C extra-filename=-24ebfb106c06d9d7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bit_vec=/opt/rustwide/target/debug/deps/libbit_vec-df5717ffdd260904.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-90d213abf8934f91.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-d08c389ebc7dd978.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b30422b8daa1772f4030ad07320445d829815c0ac0f83fa56684d01b331cf505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b30422b8daa1772f4030ad07320445d829815c0ac0f83fa56684d01b331cf505", kill_on_drop: false }`
[INFO] [stdout] b30422b8daa1772f4030ad07320445d829815c0ac0f83fa56684d01b331cf505