[INFO] fetching crate async-signature 0.6.0-pre.4...
[INFO] checking async-signature-0.6.0-pre.4 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate async-signature 0.6.0-pre.4 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate async-signature 0.6.0-pre.4 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-signature 0.6.0-pre.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate async-signature 0.6.0-pre.4
[INFO] tweaked toml for crates.io crate async-signature 0.6.0-pre.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62f2bc2746b3f1afbf7654492fbf2e50497c8374d847e496d3f63ec26440ebff
[INFO] running `Command { std: "docker" "start" "-a" "62f2bc2746b3f1afbf7654492fbf2e50497c8374d847e496d3f63ec26440ebff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62f2bc2746b3f1afbf7654492fbf2e50497c8374d847e496d3f63ec26440ebff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62f2bc2746b3f1afbf7654492fbf2e50497c8374d847e496d3f63ec26440ebff", kill_on_drop: false }`
[INFO] [stdout] 62f2bc2746b3f1afbf7654492fbf2e50497c8374d847e496d3f63ec26440ebff
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c87824f261ee9e0e6a07c5749616c18eb80db52e9378630bd7459136da9e83f
[INFO] running `Command { std: "docker" "start" "-a" "2c87824f261ee9e0e6a07c5749616c18eb80db52e9378630bd7459136da9e83f", kill_on_drop: false }`
[INFO] [stderr]     Checking signature v2.3.0-pre.4
[INFO] [stderr]     Checking async-signature v0.6.0-pre.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "2c87824f261ee9e0e6a07c5749616c18eb80db52e9378630bd7459136da9e83f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c87824f261ee9e0e6a07c5749616c18eb80db52e9378630bd7459136da9e83f", kill_on_drop: false }`
[INFO] [stdout] 2c87824f261ee9e0e6a07c5749616c18eb80db52e9378630bd7459136da9e83f
