[INFO] fetching crate strace 0.1.0...
[INFO] testing strace-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate strace 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate strace 0.1.0 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 strace 0.1.0
[INFO] finished tweaking crates.io crate strace 0.1.0
[INFO] tweaked toml for crates.io crate strace 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate strace 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 59eadbe4ff5eeaf5c84517e5e3eb3eed6f46337a432fcc28182b43352a74c5f2
[INFO] running `Command { std: "docker" "start" "-a" "59eadbe4ff5eeaf5c84517e5e3eb3eed6f46337a432fcc28182b43352a74c5f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59eadbe4ff5eeaf5c84517e5e3eb3eed6f46337a432fcc28182b43352a74c5f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59eadbe4ff5eeaf5c84517e5e3eb3eed6f46337a432fcc28182b43352a74c5f2", kill_on_drop: false }`
[INFO] [stdout] 59eadbe4ff5eeaf5c84517e5e3eb3eed6f46337a432fcc28182b43352a74c5f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 4ab2c8053d5fdad62364ea20271daa7781e1a09bb64ad34a27f2ebbed1d01596
[INFO] running `Command { std: "docker" "start" "-a" "4ab2c8053d5fdad62364ea20271daa7781e1a09bb64ad34a27f2ebbed1d01596", kill_on_drop: false }`
[INFO] [stderr]    Compiling strace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "4ab2c8053d5fdad62364ea20271daa7781e1a09bb64ad34a27f2ebbed1d01596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ab2c8053d5fdad62364ea20271daa7781e1a09bb64ad34a27f2ebbed1d01596", kill_on_drop: false }`
[INFO] [stdout] 4ab2c8053d5fdad62364ea20271daa7781e1a09bb64ad34a27f2ebbed1d01596
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] cd4894b4eb62abf078e2f358ae10b351494da544dfbb426daf3048d8d50a4c36
[INFO] running `Command { std: "docker" "start" "-a" "cd4894b4eb62abf078e2f358ae10b351494da544dfbb426daf3048d8d50a4c36", kill_on_drop: false }`
[INFO] [stderr]    Compiling strace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "cd4894b4eb62abf078e2f358ae10b351494da544dfbb426daf3048d8d50a4c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd4894b4eb62abf078e2f358ae10b351494da544dfbb426daf3048d8d50a4c36", kill_on_drop: false }`
[INFO] [stdout] cd4894b4eb62abf078e2f358ae10b351494da544dfbb426daf3048d8d50a4c36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] b1931d5465ec98acdfefdc17e1415000b0ddeb469d4c32b3fd9db4043dce6a4b
[INFO] running `Command { std: "docker" "start" "-a" "b1931d5465ec98acdfefdc17e1415000b0ddeb469d4c32b3fd9db4043dce6a4b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/strace-f166f10c8c0bb071)
[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" "b1931d5465ec98acdfefdc17e1415000b0ddeb469d4c32b3fd9db4043dce6a4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1931d5465ec98acdfefdc17e1415000b0ddeb469d4c32b3fd9db4043dce6a4b", kill_on_drop: false }`
[INFO] [stdout] b1931d5465ec98acdfefdc17e1415000b0ddeb469d4c32b3fd9db4043dce6a4b