[INFO] cloning repository https://github.com/kirisaki/rs4th
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kirisaki/rs4th" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirisaki%2Frs4th", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirisaki%2Frs4th'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03d9f841c8e728c5ab5d42d366409c0281c37c8c
[INFO] testing kirisaki/rs4th against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirisaki%2Frs4th" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kirisaki/rs4th 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/kirisaki/rs4th
[INFO] finished tweaking git repo https://github.com/kirisaki/rs4th
[INFO] tweaked toml for git repo https://github.com/kirisaki/rs4th written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kirisaki/rs4th 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 1771f98220f5a4ddcc2be2a88eac38f0bf8481634aff9d64e74569a917b9210b
[INFO] running `Command { std: "docker" "start" "-a" "1771f98220f5a4ddcc2be2a88eac38f0bf8481634aff9d64e74569a917b9210b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1771f98220f5a4ddcc2be2a88eac38f0bf8481634aff9d64e74569a917b9210b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1771f98220f5a4ddcc2be2a88eac38f0bf8481634aff9d64e74569a917b9210b", kill_on_drop: false }`
[INFO] [stdout] 1771f98220f5a4ddcc2be2a88eac38f0bf8481634aff9d64e74569a917b9210b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 555a2101aa5b828231d5e33949a352ef69fc97445ce2706c1bc71da034a2c588
[INFO] running `Command { std: "docker" "start" "-a" "555a2101aa5b828231d5e33949a352ef69fc97445ce2706c1bc71da034a2c588", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs4th v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "555a2101aa5b828231d5e33949a352ef69fc97445ce2706c1bc71da034a2c588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "555a2101aa5b828231d5e33949a352ef69fc97445ce2706c1bc71da034a2c588", kill_on_drop: false }`
[INFO] [stdout] 555a2101aa5b828231d5e33949a352ef69fc97445ce2706c1bc71da034a2c588
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 94cee2dfdf4c16a5820a0375a05a625c95a474b4a5f87a521f1cc3568b83a384
[INFO] running `Command { std: "docker" "start" "-a" "94cee2dfdf4c16a5820a0375a05a625c95a474b4a5f87a521f1cc3568b83a384", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs4th v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "94cee2dfdf4c16a5820a0375a05a625c95a474b4a5f87a521f1cc3568b83a384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94cee2dfdf4c16a5820a0375a05a625c95a474b4a5f87a521f1cc3568b83a384", kill_on_drop: false }`
[INFO] [stdout] 94cee2dfdf4c16a5820a0375a05a625c95a474b4a5f87a521f1cc3568b83a384
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 9fc1c6b4f6a78b650075c5e4f9b9b68f71127984c116ec29048fd471a0df1c3a
[INFO] running `Command { std: "docker" "start" "-a" "9fc1c6b4f6a78b650075c5e4f9b9b68f71127984c116ec29048fd471a0df1c3a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rs4th-f9ec4d8b2bfc05c4)
[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" "9fc1c6b4f6a78b650075c5e4f9b9b68f71127984c116ec29048fd471a0df1c3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fc1c6b4f6a78b650075c5e4f9b9b68f71127984c116ec29048fd471a0df1c3a", kill_on_drop: false }`
[INFO] [stdout] 9fc1c6b4f6a78b650075c5e4f9b9b68f71127984c116ec29048fd471a0df1c3a