[INFO] fetching crate system-interface 0.7.0...
[INFO] checking system-interface-0.7.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate system-interface 0.7.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate system-interface 0.7.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate system-interface 0.7.0
[INFO] finished tweaking crates.io crate system-interface 0.7.0
[INFO] tweaked toml for crates.io crate system-interface 0.7.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a1d068d0bfcc3ec2ea46dfdedddfc4af1568ff2d8928022da4a9afb258ab51f
[INFO] running `Command { std: "docker" "start" "-a" "7a1d068d0bfcc3ec2ea46dfdedddfc4af1568ff2d8928022da4a9afb258ab51f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a1d068d0bfcc3ec2ea46dfdedddfc4af1568ff2d8928022da4a9afb258ab51f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a1d068d0bfcc3ec2ea46dfdedddfc4af1568ff2d8928022da4a9afb258ab51f", kill_on_drop: false }`
[INFO] [stdout] 7a1d068d0bfcc3ec2ea46dfdedddfc4af1568ff2d8928022da4a9afb258ab51f
[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=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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47a929cd318138af68063d344f4e72f4d11807f52d13c137e730c95df438f113
[INFO] running `Command { std: "docker" "start" "-a" "47a929cd318138af68063d344f4e72f4d11807f52d13c137e730c95df438f113", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking ambient-authority v0.0.0
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking maybe-owned v0.3.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling io-lifetimes v0.2.0
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]    Compiling unsafe-io v0.7.1
[INFO] [stderr]    Compiling cap-primitives v0.15.4
[INFO] [stderr]    Compiling cap-std v0.15.4
[INFO] [stderr]    Compiling system-interface v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cap-fs-ext v0.15.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling posish v0.15.5
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking fs-set-times v0.5.1
[INFO] [stderr]     Checking cap-tempfile v0.15.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.08s
[INFO] running `Command { std: "docker" "inspect" "47a929cd318138af68063d344f4e72f4d11807f52d13c137e730c95df438f113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47a929cd318138af68063d344f4e72f4d11807f52d13c137e730c95df438f113", kill_on_drop: false }`
[INFO] [stdout] 47a929cd318138af68063d344f4e72f4d11807f52d13c137e730c95df438f113