[INFO] updating cached repository https://github.com/silasburger/twelve-days-of-christmas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45285ef9439d835bac257e6f903e6a2a771cbef5
[INFO] testing silasburger/twelve-days-of-christmas against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilasburger%2Ftwelve-days-of-christmas" "/workspace/builds/worker-102/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-102/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/silasburger/twelve-days-of-christmas 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/silasburger/twelve-days-of-christmas
[INFO] finished tweaking git repo https://github.com/silasburger/twelve-days-of-christmas
[INFO] tweaked toml for git repo https://github.com/silasburger/twelve-days-of-christmas written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate git repo https://github.com/silasburger/twelve-days-of-christmas 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-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 59c91bc461f0d219823facbb82e1ac4ea74e32174bafbf39c868ffe50d8c7c2a
[INFO] running `Command { std: "docker" "start" "-a" "59c91bc461f0d219823facbb82e1ac4ea74e32174bafbf39c868ffe50d8c7c2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59c91bc461f0d219823facbb82e1ac4ea74e32174bafbf39c868ffe50d8c7c2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59c91bc461f0d219823facbb82e1ac4ea74e32174bafbf39c868ffe50d8c7c2a", kill_on_drop: false }`
[INFO] [stdout] 59c91bc461f0d219823facbb82e1ac4ea74e32174bafbf39c868ffe50d8c7c2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] ba8efa3aa19d203904ec4efe67ab6bf3f577b0e357bf46b1761ac058209000bc
[INFO] running `Command { std: "docker" "start" "-a" "ba8efa3aa19d203904ec4efe67ab6bf3f577b0e357bf46b1761ac058209000bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling twelve-days-of-christmas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.87s
[INFO] running `Command { std: "docker" "inspect" "ba8efa3aa19d203904ec4efe67ab6bf3f577b0e357bf46b1761ac058209000bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba8efa3aa19d203904ec4efe67ab6bf3f577b0e357bf46b1761ac058209000bc", kill_on_drop: false }`
[INFO] [stdout] ba8efa3aa19d203904ec4efe67ab6bf3f577b0e357bf46b1761ac058209000bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 09aa87d7f94de7f6eee83ba6c554a028a978c2cbb042c5ebc1bf90c9e5c9287c
[INFO] running `Command { std: "docker" "start" "-a" "09aa87d7f94de7f6eee83ba6c554a028a978c2cbb042c5ebc1bf90c9e5c9287c", kill_on_drop: false }`
[INFO] [stderr]    Compiling twelve-days-of-christmas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "09aa87d7f94de7f6eee83ba6c554a028a978c2cbb042c5ebc1bf90c9e5c9287c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09aa87d7f94de7f6eee83ba6c554a028a978c2cbb042c5ebc1bf90c9e5c9287c", kill_on_drop: false }`
[INFO] [stdout] 09aa87d7f94de7f6eee83ba6c554a028a978c2cbb042c5ebc1bf90c9e5c9287c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] fb5987422fdf5d8af28b0e87416729230228cd98df18651677b2bfc849930b95
[INFO] running `Command { std: "docker" "start" "-a" "fb5987422fdf5d8af28b0e87416729230228cd98df18651677b2bfc849930b95", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/twelve_days_of_christmas-589b4222ddbf3bbe)
[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" "fb5987422fdf5d8af28b0e87416729230228cd98df18651677b2bfc849930b95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb5987422fdf5d8af28b0e87416729230228cd98df18651677b2bfc849930b95", kill_on_drop: false }`
[INFO] [stdout] fb5987422fdf5d8af28b0e87416729230228cd98df18651677b2bfc849930b95