[INFO] fetching crate assertive 0.0.0...
[INFO] testing assertive-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate assertive 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate assertive 0.0.0 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 crates.io crate assertive 0.0.0
[INFO] finished tweaking crates.io crate assertive 0.0.0
[INFO] tweaked toml for crates.io crate assertive 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] ece45b338a5f76603fd542a41d107eb9c96bac30efe34ef1572f12e7b2ba2248
[INFO] running `Command { std: "docker" "start" "-a" "ece45b338a5f76603fd542a41d107eb9c96bac30efe34ef1572f12e7b2ba2248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ece45b338a5f76603fd542a41d107eb9c96bac30efe34ef1572f12e7b2ba2248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ece45b338a5f76603fd542a41d107eb9c96bac30efe34ef1572f12e7b2ba2248", kill_on_drop: false }`
[INFO] [stdout] ece45b338a5f76603fd542a41d107eb9c96bac30efe34ef1572f12e7b2ba2248
[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] e3befc3466ade7a7360ff370ce98a7da1d8be3c95271e76be8bb4b1b8f04be5a
[INFO] running `Command { std: "docker" "start" "-a" "e3befc3466ade7a7360ff370ce98a7da1d8be3c95271e76be8bb4b1b8f04be5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling assertive v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "e3befc3466ade7a7360ff370ce98a7da1d8be3c95271e76be8bb4b1b8f04be5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3befc3466ade7a7360ff370ce98a7da1d8be3c95271e76be8bb4b1b8f04be5a", kill_on_drop: false }`
[INFO] [stdout] e3befc3466ade7a7360ff370ce98a7da1d8be3c95271e76be8bb4b1b8f04be5a
[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] 2e39971575d2d22af5a0e2f62d16b76dd7f00f81dba35f1ae403227700941339
[INFO] running `Command { std: "docker" "start" "-a" "2e39971575d2d22af5a0e2f62d16b76dd7f00f81dba35f1ae403227700941339", kill_on_drop: false }`
[INFO] [stderr]    Compiling assertive v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "2e39971575d2d22af5a0e2f62d16b76dd7f00f81dba35f1ae403227700941339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e39971575d2d22af5a0e2f62d16b76dd7f00f81dba35f1ae403227700941339", kill_on_drop: false }`
[INFO] [stdout] 2e39971575d2d22af5a0e2f62d16b76dd7f00f81dba35f1ae403227700941339
[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] 80ca4229ef3b81d44490431b06d47c3ab41213c31d4d321237612c0c00bb79e4
[INFO] running `Command { std: "docker" "start" "-a" "80ca4229ef3b81d44490431b06d47c3ab41213c31d4d321237612c0c00bb79e4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/assertive-7f97b3e4265ffc40)
[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] [stderr]    Doc-tests assertive
[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" "80ca4229ef3b81d44490431b06d47c3ab41213c31d4d321237612c0c00bb79e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80ca4229ef3b81d44490431b06d47c3ab41213c31d4d321237612c0c00bb79e4", kill_on_drop: false }`
[INFO] [stdout] 80ca4229ef3b81d44490431b06d47c3ab41213c31d4d321237612c0c00bb79e4