[INFO] fetching crate seamstress 0.0.1...
[INFO] checking seamstress-0.0.1 against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325
[INFO] extracting crate seamstress 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate seamstress 0.0.1 on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate seamstress 0.0.1
[INFO] finished tweaking crates.io crate seamstress 0.0.1
[INFO] tweaked toml for crates.io crate seamstress 0.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate seamstress 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2c2e93a9ab43e9c0e59e29fe23271adef5447dbbad3456effef542344b1260d
[INFO] running `Command { std: "docker" "start" "-a" "e2c2e93a9ab43e9c0e59e29fe23271adef5447dbbad3456effef542344b1260d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2c2e93a9ab43e9c0e59e29fe23271adef5447dbbad3456effef542344b1260d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2c2e93a9ab43e9c0e59e29fe23271adef5447dbbad3456effef542344b1260d", kill_on_drop: false }`
[INFO] [stdout] e2c2e93a9ab43e9c0e59e29fe23271adef5447dbbad3456effef542344b1260d
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bf14c9d77903f9a211914cc1a1d705b151957bc5418117f4378b7dd73390806
[INFO] running `Command { std: "docker" "start" "-a" "6bf14c9d77903f9a211914cc1a1d705b151957bc5418117f4378b7dd73390806", kill_on_drop: false }`
[INFO] [stderr]     Checking seamstress v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "6bf14c9d77903f9a211914cc1a1d705b151957bc5418117f4378b7dd73390806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf14c9d77903f9a211914cc1a1d705b151957bc5418117f4378b7dd73390806", kill_on_drop: false }`
[INFO] [stdout] 6bf14c9d77903f9a211914cc1a1d705b151957bc5418117f4378b7dd73390806