[INFO] fetching crate stak-minifier 0.11.4...
[INFO] checking stak-minifier-0.11.4 against master#568b11762723b001bfa693d0f21c5dad01d4e813 for pr-148190
[INFO] extracting crate stak-minifier 0.11.4 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate stak-minifier 0.11.4
[INFO] finished tweaking crates.io crate stak-minifier 0.11.4
[INFO] tweaked toml for crates.io crate stak-minifier 0.11.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stak-minifier 0.11.4 on toolchain 568b11762723b001bfa693d0f21c5dad01d4e813
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stak-minifier 0.11.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded stak-native v0.11.4
[INFO] [stderr]   Downloaded stak-r7rs v0.11.4
[INFO] [stderr]   Downloaded stak-process-context v0.11.4
[INFO] [stderr]   Downloaded stak-file v0.11.4
[INFO] [stderr]   Downloaded stak-time v0.11.4
[INFO] [stderr]   Downloaded stak-device v0.11.4
[INFO] [stderr]   Downloaded stak-configuration v0.11.4
[INFO] [stderr]   Downloaded stak-macro v0.11.4
[INFO] [stderr]   Downloaded stak-vm v0.11.4
[INFO] [stderr]   Downloaded stak-inexact v0.11.4
[INFO] [stderr]   Downloaded stak-util v0.11.4
[INFO] [stderr]   Downloaded stak-macro-util v0.11.4
[INFO] [stderr]   Downloaded stak-compiler v0.11.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cb5a323f865e43caa40f0afdd840189f08546681ae5125de5b821f744324316
[INFO] running `Command { std: "docker" "start" "-a" "8cb5a323f865e43caa40f0afdd840189f08546681ae5125de5b821f744324316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cb5a323f865e43caa40f0afdd840189f08546681ae5125de5b821f744324316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cb5a323f865e43caa40f0afdd840189f08546681ae5125de5b821f744324316", kill_on_drop: false }`
[INFO] [stdout] 8cb5a323f865e43caa40f0afdd840189f08546681ae5125de5b821f744324316
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3aa2ee4d0ad072ef151c28df41eac0016548a2605ee606c39486629a465f6087
[INFO] running `Command { std: "docker" "start" "-a" "3aa2ee4d0ad072ef151c28df41eac0016548a2605ee606c39486629a465f6087", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling cfg-elif v0.6.5
[INFO] [stderr]    Compiling noop-executor v0.1.2
[INFO] [stderr]    Compiling heapless v0.9.1
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling stak-compiler v0.11.4
[INFO] [stderr]    Compiling stak-configuration v0.11.4
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling stak-util v0.11.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling stak-macro-util v0.11.4
[INFO] [stderr]    Compiling winter-maybe-async v0.13.1
[INFO] [stderr]    Compiling stak-vm v0.11.4
[INFO] [stderr]     Checking stak-file v0.11.4
[INFO] [stderr]     Checking stak-native v0.11.4
[INFO] [stderr]     Checking stak-time v0.11.4
[INFO] [stderr]     Checking stak-device v0.11.4
[INFO] [stderr]     Checking stak-inexact v0.11.4
[INFO] [stderr]     Checking stak-process-context v0.11.4
[INFO] [stderr]     Checking stak-r7rs v0.11.4
[INFO] [stderr]    Compiling stak-macro v0.11.4
[INFO] [stderr]     Checking stak-minifier v0.11.4 (/opt/rustwide/workdir)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "3aa2ee4d0ad072ef151c28df41eac0016548a2605ee606c39486629a465f6087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aa2ee4d0ad072ef151c28df41eac0016548a2605ee606c39486629a465f6087", kill_on_drop: false }`
[INFO] [stdout] 3aa2ee4d0ad072ef151c28df41eac0016548a2605ee606c39486629a465f6087
