[INFO] fetching crate butter 0.1.2-alpha1...
[INFO] checking butter-0.1.2-alpha1 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate butter 0.1.2-alpha1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate butter 0.1.2-alpha1
[INFO] finished tweaking crates.io crate butter 0.1.2-alpha1
[INFO] tweaked toml for crates.io crate butter 0.1.2-alpha1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate butter 0.1.2-alpha1 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06c214d423d093559465b85e87f1f3b1821d0550cfa0c83cf7ae9b1f868ffa16
[INFO] running `Command { std: "docker" "start" "-a" "06c214d423d093559465b85e87f1f3b1821d0550cfa0c83cf7ae9b1f868ffa16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06c214d423d093559465b85e87f1f3b1821d0550cfa0c83cf7ae9b1f868ffa16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06c214d423d093559465b85e87f1f3b1821d0550cfa0c83cf7ae9b1f868ffa16", kill_on_drop: false }`
[INFO] [stdout] 06c214d423d093559465b85e87f1f3b1821d0550cfa0c83cf7ae9b1f868ffa16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95ad621f39ebc317cae7a91d43dca217ebd4553cb18b0a015f8d7594c0e2b06d
[INFO] running `Command { std: "docker" "start" "-a" "95ad621f39ebc317cae7a91d43dca217ebd4553cb18b0a015f8d7594c0e2b06d", kill_on_drop: false }`
[INFO] [stderr]     Checking butter v0.1.2-alpha1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "95ad621f39ebc317cae7a91d43dca217ebd4553cb18b0a015f8d7594c0e2b06d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95ad621f39ebc317cae7a91d43dca217ebd4553cb18b0a015f8d7594c0e2b06d", kill_on_drop: false }`
[INFO] [stdout] 95ad621f39ebc317cae7a91d43dca217ebd4553cb18b0a015f8d7594c0e2b06d
