[INFO] fetching crate aoc-puzzle-desc-md 0.9.0...
[INFO] testing aoc-puzzle-desc-md-0.9.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate aoc-puzzle-desc-md 0.9.0 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate aoc-puzzle-desc-md 0.9.0 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 crates.io crate aoc-puzzle-desc-md 0.9.0
[INFO] finished tweaking crates.io crate aoc-puzzle-desc-md 0.9.0
[INFO] tweaked toml for crates.io crate aoc-puzzle-desc-md 0.9.0 written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] crate crates.io crate aoc-puzzle-desc-md 0.9.0 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-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] 5df80d9721b3c979b6361e6222624bf51e489ef818ced26f1a401028b8958a9b
[INFO] running `Command { std: "docker" "start" "-a" "5df80d9721b3c979b6361e6222624bf51e489ef818ced26f1a401028b8958a9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5df80d9721b3c979b6361e6222624bf51e489ef818ced26f1a401028b8958a9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df80d9721b3c979b6361e6222624bf51e489ef818ced26f1a401028b8958a9b", kill_on_drop: false }`
[INFO] [stdout] 5df80d9721b3c979b6361e6222624bf51e489ef818ced26f1a401028b8958a9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] 097b9a215cc00cbf9dfda3b1663051656c7223ed0cebe802489350449f02a8d7
[INFO] running `Command { std: "docker" "start" "-a" "097b9a215cc00cbf9dfda3b1663051656c7223ed0cebe802489350449f02a8d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling aoc-puzzle-desc-md v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.41s
[INFO] running `Command { std: "docker" "inspect" "097b9a215cc00cbf9dfda3b1663051656c7223ed0cebe802489350449f02a8d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "097b9a215cc00cbf9dfda3b1663051656c7223ed0cebe802489350449f02a8d7", kill_on_drop: false }`
[INFO] [stdout] 097b9a215cc00cbf9dfda3b1663051656c7223ed0cebe802489350449f02a8d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] 9649a4b7613d4ecddd7cd727053c4217e1d5a5d8fe134eac17bf6523b438352f
[INFO] running `Command { std: "docker" "start" "-a" "9649a4b7613d4ecddd7cd727053c4217e1d5a5d8fe134eac17bf6523b438352f", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc-puzzle-desc-md v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "9649a4b7613d4ecddd7cd727053c4217e1d5a5d8fe134eac17bf6523b438352f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9649a4b7613d4ecddd7cd727053c4217e1d5a5d8fe134eac17bf6523b438352f", kill_on_drop: false }`
[INFO] [stdout] 9649a4b7613d4ecddd7cd727053c4217e1d5a5d8fe134eac17bf6523b438352f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] 4c29be876733d49e3a08cd171f75441c4ea85287917ecfdd28f8dcc6cd5b9cb7
[INFO] running `Command { std: "docker" "start" "-a" "4c29be876733d49e3a08cd171f75441c4ea85287917ecfdd28f8dcc6cd5b9cb7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/aoc_puzzle_desc_md-e12eb518d0f7b4f3)
[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" "4c29be876733d49e3a08cd171f75441c4ea85287917ecfdd28f8dcc6cd5b9cb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c29be876733d49e3a08cd171f75441c4ea85287917ecfdd28f8dcc6cd5b9cb7", kill_on_drop: false }`
[INFO] [stdout] 4c29be876733d49e3a08cd171f75441c4ea85287917ecfdd28f8dcc6cd5b9cb7