[INFO] fetching crate signalo_pipes 0.5.1...
[INFO] checking signalo_pipes-0.5.1 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate signalo_pipes 0.5.1 into /workspace/builds/worker-107/source
[INFO] validating manifest of crates.io crate signalo_pipes 0.5.1 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate signalo_pipes 0.5.1
[INFO] finished tweaking crates.io crate signalo_pipes 0.5.1
[INFO] tweaked toml for crates.io crate signalo_pipes 0.5.1 written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1a36eb371083bc184c0586af512d5d70ebe51e3fa63f4eb08099223caab57ed
[INFO] running `Command { std: "docker" "start" "-a" "e1a36eb371083bc184c0586af512d5d70ebe51e3fa63f4eb08099223caab57ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1a36eb371083bc184c0586af512d5d70ebe51e3fa63f4eb08099223caab57ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a36eb371083bc184c0586af512d5d70ebe51e3fa63f4eb08099223caab57ed", kill_on_drop: false }`
[INFO] [stdout] e1a36eb371083bc184c0586af512d5d70ebe51e3fa63f4eb08099223caab57ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dafb68371f21f49a373b2c0c0ef5a3c02375b97e1578556f7b1a03bc788dfe2a
[INFO] running `Command { std: "docker" "start" "-a" "dafb68371f21f49a373b2c0c0ef5a3c02375b97e1578556f7b1a03bc788dfe2a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking guts v0.1.1
[INFO] [stderr]     Checking replace_with v0.1.7
[INFO] [stderr]     Checking signalo_traits v0.5.0
[INFO] [stderr]     Checking signalo_pipes v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "dafb68371f21f49a373b2c0c0ef5a3c02375b97e1578556f7b1a03bc788dfe2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dafb68371f21f49a373b2c0c0ef5a3c02375b97e1578556f7b1a03bc788dfe2a", kill_on_drop: false }`
[INFO] [stdout] dafb68371f21f49a373b2c0c0ef5a3c02375b97e1578556f7b1a03bc788dfe2a