[INFO] fetching crate flippy 0.4.3...
[INFO] checking flippy-0.4.3 against master#a33907a7a5381473eec8bcfa0c56e05a856a911c for pr-151539
[INFO] extracting crate flippy 0.4.3 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate flippy 0.4.3
[INFO] finished tweaking crates.io crate flippy 0.4.3
[INFO] tweaked toml for crates.io crate flippy 0.4.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate flippy 0.4.3 on toolchain a33907a7a5381473eec8bcfa0c56e05a856a911c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a33907a7a5381473eec8bcfa0c56e05a856a911c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate flippy 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a33907a7a5381473eec8bcfa0c56e05a856a911c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+a33907a7a5381473eec8bcfa0c56e05a856a911c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05025567cbd328b95481c54db436c62c3d769ae03b1970f46fd7a41a36b70194
[INFO] running `Command { std: "docker" "start" "-a" "05025567cbd328b95481c54db436c62c3d769ae03b1970f46fd7a41a36b70194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05025567cbd328b95481c54db436c62c3d769ae03b1970f46fd7a41a36b70194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05025567cbd328b95481c54db436c62c3d769ae03b1970f46fd7a41a36b70194", kill_on_drop: false }`
[INFO] [stdout] 05025567cbd328b95481c54db436c62c3d769ae03b1970f46fd7a41a36b70194
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+a33907a7a5381473eec8bcfa0c56e05a856a911c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67a5ce49fefba9790b510e931f8143ffa0fbafdd38eb17cba63844abed5faf8d
[INFO] running `Command { std: "docker" "start" "-a" "67a5ce49fefba9790b510e931f8143ffa0fbafdd38eb17cba63844abed5faf8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
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[INFO] [stderr]     Checking flippy v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 55.23s
[INFO] running `Command { std: "docker" "inspect" "67a5ce49fefba9790b510e931f8143ffa0fbafdd38eb17cba63844abed5faf8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67a5ce49fefba9790b510e931f8143ffa0fbafdd38eb17cba63844abed5faf8d", kill_on_drop: false }`
[INFO] [stdout] 67a5ce49fefba9790b510e931f8143ffa0fbafdd38eb17cba63844abed5faf8d