[INFO] cloning repository https://github.com/arzg/seoul
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arzg/seoul" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Fseoul", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Fseoul'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 805c45d9b41e61c9039979dfd169d7ff1edae29e
[INFO] testing arzg/seoul against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Fseoul" "/workspace/builds/worker-48/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-48/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arzg/seoul 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/arzg/seoul
[INFO] finished tweaking git repo https://github.com/arzg/seoul
[INFO] tweaked toml for git repo https://github.com/arzg/seoul written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] crate git repo https://github.com/arzg/seoul 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-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 6fe2ac395702483fb26f4fd350dcbe7a64042d88b6265824797a23704e0571da
[INFO] running `Command { std: "docker" "start" "-a" "6fe2ac395702483fb26f4fd350dcbe7a64042d88b6265824797a23704e0571da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fe2ac395702483fb26f4fd350dcbe7a64042d88b6265824797a23704e0571da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fe2ac395702483fb26f4fd350dcbe7a64042d88b6265824797a23704e0571da", kill_on_drop: false }`
[INFO] [stdout] 6fe2ac395702483fb26f4fd350dcbe7a64042d88b6265824797a23704e0571da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 8ab16e5e08b11d56f16085587516dbc2e28362ffc360a4f694e3b70cf0e13c05
[INFO] running `Command { std: "docker" "start" "-a" "8ab16e5e08b11d56f16085587516dbc2e28362ffc360a4f694e3b70cf0e13c05", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling tincture v0.5.0
[INFO] [stderr]    Compiling mottle v0.2.0
[INFO] [stderr]    Compiling seoul v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.45s
[INFO] running `Command { std: "docker" "inspect" "8ab16e5e08b11d56f16085587516dbc2e28362ffc360a4f694e3b70cf0e13c05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ab16e5e08b11d56f16085587516dbc2e28362ffc360a4f694e3b70cf0e13c05", kill_on_drop: false }`
[INFO] [stdout] 8ab16e5e08b11d56f16085587516dbc2e28362ffc360a4f694e3b70cf0e13c05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 6286f876d5d53c9966c23579b6dcbf6dd572f7aaa4fdab7e41fe48358b27388f
[INFO] running `Command { std: "docker" "start" "-a" "6286f876d5d53c9966c23579b6dcbf6dd572f7aaa4fdab7e41fe48358b27388f", kill_on_drop: false }`
[INFO] [stderr]    Compiling seoul v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "6286f876d5d53c9966c23579b6dcbf6dd572f7aaa4fdab7e41fe48358b27388f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6286f876d5d53c9966c23579b6dcbf6dd572f7aaa4fdab7e41fe48358b27388f", kill_on_drop: false }`
[INFO] [stdout] 6286f876d5d53c9966c23579b6dcbf6dd572f7aaa4fdab7e41fe48358b27388f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 24d711769e98507088d7ad5cf47985f09647457bb5347ef00463539703f709f7
[INFO] running `Command { std: "docker" "start" "-a" "24d711769e98507088d7ad5cf47985f09647457bb5347ef00463539703f709f7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/seoul-0c9274e99e6a39f4)
[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" "24d711769e98507088d7ad5cf47985f09647457bb5347ef00463539703f709f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d711769e98507088d7ad5cf47985f09647457bb5347ef00463539703f709f7", kill_on_drop: false }`
[INFO] [stdout] 24d711769e98507088d7ad5cf47985f09647457bb5347ef00463539703f709f7