[INFO] fetching crate errstack 0.0.1...
[INFO] checking errstack-0.0.1 against try#da4929024a7261062885cb3209c9d7fdc919d233 for pr-135536
[INFO] extracting crate errstack 0.0.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate errstack 0.0.1 on toolchain da4929024a7261062885cb3209c9d7fdc919d233
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate errstack 0.0.1
[INFO] finished tweaking crates.io crate errstack 0.0.1
[INFO] tweaked toml for crates.io crate errstack 0.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+da4929024a7261062885cb3209c9d7fdc919d233" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f34c59979a022b32108b31899638746b939d080f3cf29cff47364c6513e17f3
[INFO] running `Command { std: "docker" "start" "-a" "3f34c59979a022b32108b31899638746b939d080f3cf29cff47364c6513e17f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f34c59979a022b32108b31899638746b939d080f3cf29cff47364c6513e17f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f34c59979a022b32108b31899638746b939d080f3cf29cff47364c6513e17f3", kill_on_drop: false }`
[INFO] [stdout] 3f34c59979a022b32108b31899638746b939d080f3cf29cff47364c6513e17f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d58e542044977ae263f0d80941c9ec177e5163d9d7e1bb7b93394291664d9f7
[INFO] running `Command { std: "docker" "start" "-a" "7d58e542044977ae263f0d80941c9ec177e5163d9d7e1bb7b93394291664d9f7", kill_on_drop: false }`
[INFO] [stderr]     Checking errstack v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "7d58e542044977ae263f0d80941c9ec177e5163d9d7e1bb7b93394291664d9f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d58e542044977ae263f0d80941c9ec177e5163d9d7e1bb7b93394291664d9f7", kill_on_drop: false }`
[INFO] [stdout] 7d58e542044977ae263f0d80941c9ec177e5163d9d7e1bb7b93394291664d9f7