[INFO] fetching crate workers_pool 0.1.1...
[INFO] checking workers_pool-0.1.1 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate workers_pool 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate workers_pool 0.1.1
[INFO] finished tweaking crates.io crate workers_pool 0.1.1
[INFO] tweaked toml for crates.io crate workers_pool 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate workers_pool 0.1.1 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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 9 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c27c128f8966c6e373682873b86435442c9ed109926f48b474cb3f2337d35fe9
[INFO] running `Command { std: "docker" "start" "-a" "c27c128f8966c6e373682873b86435442c9ed109926f48b474cb3f2337d35fe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c27c128f8966c6e373682873b86435442c9ed109926f48b474cb3f2337d35fe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c27c128f8966c6e373682873b86435442c9ed109926f48b474cb3f2337d35fe9", kill_on_drop: false }`
[INFO] [stdout] c27c128f8966c6e373682873b86435442c9ed109926f48b474cb3f2337d35fe9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0d1eb6a89003e3904e2950d5ceb14e7b2483f38e8cb5425414bc4d66931409b
[INFO] running `Command { std: "docker" "start" "-a" "c0d1eb6a89003e3904e2950d5ceb14e7b2483f38e8cb5425414bc4d66931409b", kill_on_drop: false }`
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking workers_pool v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "c0d1eb6a89003e3904e2950d5ceb14e7b2483f38e8cb5425414bc4d66931409b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0d1eb6a89003e3904e2950d5ceb14e7b2483f38e8cb5425414bc4d66931409b", kill_on_drop: false }`
[INFO] [stdout] c0d1eb6a89003e3904e2950d5ceb14e7b2483f38e8cb5425414bc4d66931409b