[INFO] fetching crate stakker_mio 0.2.2...
[INFO] checking stakker_mio-0.2.2 against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] extracting crate stakker_mio 0.2.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate stakker_mio 0.2.2 on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stakker_mio 0.2.2
[INFO] finished tweaking crates.io crate stakker_mio 0.2.2
[INFO] tweaked toml for crates.io crate stakker_mio 0.2.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate stakker_mio 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95334be4adb3a5e2457cdf7045c331fa4ea022180de9716fed8da6ef10fccdb9
[INFO] running `Command { std: "docker" "start" "-a" "95334be4adb3a5e2457cdf7045c331fa4ea022180de9716fed8da6ef10fccdb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95334be4adb3a5e2457cdf7045c331fa4ea022180de9716fed8da6ef10fccdb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95334be4adb3a5e2457cdf7045c331fa4ea022180de9716fed8da6ef10fccdb9", kill_on_drop: false }`
[INFO] [stdout] 95334be4adb3a5e2457cdf7045c331fa4ea022180de9716fed8da6ef10fccdb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5c7557c052e727ff81c28664333b61323ca97c0fdc36f5ac2e84b43baa033f5
[INFO] running `Command { std: "docker" "start" "-a" "d5c7557c052e727ff81c28664333b61323ca97c0fdc36f5ac2e84b43baa033f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]     Checking qcell v0.4.1
[INFO] [stderr]     Checking stakker v0.2.4
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking stakker_mio v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "d5c7557c052e727ff81c28664333b61323ca97c0fdc36f5ac2e84b43baa033f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5c7557c052e727ff81c28664333b61323ca97c0fdc36f5ac2e84b43baa033f5", kill_on_drop: false }`
[INFO] [stdout] d5c7557c052e727ff81c28664333b61323ca97c0fdc36f5ac2e84b43baa033f5