[INFO] cloning repository https://github.com/TakutoYoshikai/violet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TakutoYoshikai/violet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakutoYoshikai%2Fviolet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakutoYoshikai%2Fviolet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cb467a367ecc151a9090790c8865a4ad995b8fc
[INFO] testing TakutoYoshikai/violet against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakutoYoshikai%2Fviolet" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TakutoYoshikai/violet 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/TakutoYoshikai/violet
[INFO] finished tweaking git repo https://github.com/TakutoYoshikai/violet
[INFO] tweaked toml for git repo https://github.com/TakutoYoshikai/violet written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/TakutoYoshikai/violet 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 567528ff6331ca4a144b1075591682057072baa1dedc391ed955261684f3cd5a
[INFO] running `Command { std: "docker" "start" "-a" "567528ff6331ca4a144b1075591682057072baa1dedc391ed955261684f3cd5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "567528ff6331ca4a144b1075591682057072baa1dedc391ed955261684f3cd5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "567528ff6331ca4a144b1075591682057072baa1dedc391ed955261684f3cd5a", kill_on_drop: false }`
[INFO] [stdout] 567528ff6331ca4a144b1075591682057072baa1dedc391ed955261684f3cd5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 98759c021d3ce3f54b2213a4dc5d5c29e7d454f60a39cfa25d6b9e1a86ee954f
[INFO] running `Command { std: "docker" "start" "-a" "98759c021d3ce3f54b2213a4dc5d5c29e7d454f60a39cfa25d6b9e1a86ee954f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling byteorder v0.3.13
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling bytebuffer v0.2.1
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling block-modes v0.3.3
[INFO] [stderr]    Compiling aes v0.3.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rsntp v2.0.0
[INFO] [stderr]    Compiling violet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.18s
[INFO] running `Command { std: "docker" "inspect" "98759c021d3ce3f54b2213a4dc5d5c29e7d454f60a39cfa25d6b9e1a86ee954f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98759c021d3ce3f54b2213a4dc5d5c29e7d454f60a39cfa25d6b9e1a86ee954f", kill_on_drop: false }`
[INFO] [stdout] 98759c021d3ce3f54b2213a4dc5d5c29e7d454f60a39cfa25d6b9e1a86ee954f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 685030e4a1f48cf4418903a48c4e127580f04d4758849e06846ced60bf6e07ee
[INFO] running `Command { std: "docker" "start" "-a" "685030e4a1f48cf4418903a48c4e127580f04d4758849e06846ced60bf6e07ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling violet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "685030e4a1f48cf4418903a48c4e127580f04d4758849e06846ced60bf6e07ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "685030e4a1f48cf4418903a48c4e127580f04d4758849e06846ced60bf6e07ee", kill_on_drop: false }`
[INFO] [stdout] 685030e4a1f48cf4418903a48c4e127580f04d4758849e06846ced60bf6e07ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 7475db9bf12f007545f6e752be9f481cbba1715564322f6890d04563a2ad9a57
[INFO] running `Command { std: "docker" "start" "-a" "7475db9bf12f007545f6e752be9f481cbba1715564322f6890d04563a2ad9a57", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/violet-ac1f9f7267f62e6e)
[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" "7475db9bf12f007545f6e752be9f481cbba1715564322f6890d04563a2ad9a57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7475db9bf12f007545f6e752be9f481cbba1715564322f6890d04563a2ad9a57", kill_on_drop: false }`
[INFO] [stdout] 7475db9bf12f007545f6e752be9f481cbba1715564322f6890d04563a2ad9a57