[INFO] cloning repository https://github.com/robotlovesyou/adv2020_22
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robotlovesyou/adv2020_22" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobotlovesyou%2Fadv2020_22", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobotlovesyou%2Fadv2020_22'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee7d0527c164333764d296ece77a3322d8e86c1f
[INFO] testing robotlovesyou/adv2020_22 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobotlovesyou%2Fadv2020_22" "/workspace/builds/worker-116/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-116/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robotlovesyou/adv2020_22 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/robotlovesyou/adv2020_22
[INFO] finished tweaking git repo https://github.com/robotlovesyou/adv2020_22
[INFO] tweaked toml for git repo https://github.com/robotlovesyou/adv2020_22 written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] crate git repo https://github.com/robotlovesyou/adv2020_22 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] e8cae5c2c911c6b36883317584574714ea98754f97f15258011f143386c30db4
[INFO] running `Command { std: "docker" "start" "-a" "e8cae5c2c911c6b36883317584574714ea98754f97f15258011f143386c30db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8cae5c2c911c6b36883317584574714ea98754f97f15258011f143386c30db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8cae5c2c911c6b36883317584574714ea98754f97f15258011f143386c30db4", kill_on_drop: false }`
[INFO] [stdout] e8cae5c2c911c6b36883317584574714ea98754f97f15258011f143386c30db4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] 71b41fbacc82f914d9644352aebac62df627f368c1062ec167a85a98a7aedbc6
[INFO] running `Command { std: "docker" "start" "-a" "71b41fbacc82f914d9644352aebac62df627f368c1062ec167a85a98a7aedbc6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling adv2020_22 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `Command { std: "docker" "inspect" "71b41fbacc82f914d9644352aebac62df627f368c1062ec167a85a98a7aedbc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b41fbacc82f914d9644352aebac62df627f368c1062ec167a85a98a7aedbc6", kill_on_drop: false }`
[INFO] [stdout] 71b41fbacc82f914d9644352aebac62df627f368c1062ec167a85a98a7aedbc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] 9e5360a6a93595a4dc52365a9d9a6ed2f7e674ec7f3d2a16857d0eda3bec7cb4
[INFO] running `Command { std: "docker" "start" "-a" "9e5360a6a93595a4dc52365a9d9a6ed2f7e674ec7f3d2a16857d0eda3bec7cb4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling adv2020_22 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "9e5360a6a93595a4dc52365a9d9a6ed2f7e674ec7f3d2a16857d0eda3bec7cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5360a6a93595a4dc52365a9d9a6ed2f7e674ec7f3d2a16857d0eda3bec7cb4", kill_on_drop: false }`
[INFO] [stdout] 9e5360a6a93595a4dc52365a9d9a6ed2f7e674ec7f3d2a16857d0eda3bec7cb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] 47303de20b145206c3c06615e19fc8b494ba421345773f88ebe50895e7c8b924
[INFO] running `Command { std: "docker" "start" "-a" "47303de20b145206c3c06615e19fc8b494ba421345773f88ebe50895e7c8b924", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.48s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/adv2020_22-321fe7b2cb805cc8)
[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" "47303de20b145206c3c06615e19fc8b494ba421345773f88ebe50895e7c8b924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47303de20b145206c3c06615e19fc8b494ba421345773f88ebe50895e7c8b924", kill_on_drop: false }`
[INFO] [stdout] 47303de20b145206c3c06615e19fc8b494ba421345773f88ebe50895e7c8b924