[INFO] fetching crate stak-minifier 0.1.14...
[INFO] checking stak-minifier-0.1.14 against master#06194cadcd0948a7100b46737f61e82b8c00d632 for pr-117967-2
[INFO] extracting crate stak-minifier 0.1.14 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate stak-minifier 0.1.14 on toolchain 06194cadcd0948a7100b46737f61e82b8c00d632
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+06194cadcd0948a7100b46737f61e82b8c00d632" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stak-minifier 0.1.14
[INFO] finished tweaking crates.io crate stak-minifier 0.1.14
[INFO] tweaked toml for crates.io crate stak-minifier 0.1.14 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+06194cadcd0948a7100b46737f61e82b8c00d632" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding yansi v0.5.1 (latest: v1.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+06194cadcd0948a7100b46737f61e82b8c00d632" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stak-device v0.2.40
[INFO] [stderr]   Downloaded stak-macro-util v0.1.17
[INFO] [stderr]   Downloaded stak-macro v0.1.41
[INFO] [stderr]   Downloaded stak-primitive v0.2.41
[INFO] [stderr]   Downloaded stak-configuration v0.1.36
[INFO] [stderr]   Downloaded stak-compiler v0.1.44
[INFO] [stderr]   Downloaded stak-code v0.2.39
[INFO] [stderr]   Downloaded stak-vm v0.4.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+06194cadcd0948a7100b46737f61e82b8c00d632" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9c051a830696d374492823980b05b3fd6590a5a11999002b23cab2014608c1f
[INFO] running `Command { std: "docker" "start" "-a" "c9c051a830696d374492823980b05b3fd6590a5a11999002b23cab2014608c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9c051a830696d374492823980b05b3fd6590a5a11999002b23cab2014608c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9c051a830696d374492823980b05b3fd6590a5a11999002b23cab2014608c1f", kill_on_drop: false }`
[INFO] [stdout] c9c051a830696d374492823980b05b3fd6590a5a11999002b23cab2014608c1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+06194cadcd0948a7100b46737f61e82b8c00d632" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c48119e06c4a56278f66614ab3e40b20ba05263242f02bc0199b767d16fff410
[INFO] running `Command { std: "docker" "start" "-a" "c48119e06c4a56278f66614ab3e40b20ba05263242f02bc0199b767d16fff410", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling stak-code v0.2.39
[INFO] [stderr]    Compiling stak-device v0.2.40
[INFO] [stderr]    Compiling stak-compiler v0.1.44
[INFO] [stderr]    Compiling stak-configuration v0.1.36
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]    Compiling stak-vm v0.4.10
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking stak-primitive v0.2.41
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling stak-macro-util v0.1.17
[INFO] [stderr]    Compiling stak-macro v0.1.41
[INFO] [stderr]     Checking stak-minifier v0.1.14 (/opt/rustwide/workdir)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "c48119e06c4a56278f66614ab3e40b20ba05263242f02bc0199b767d16fff410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c48119e06c4a56278f66614ab3e40b20ba05263242f02bc0199b767d16fff410", kill_on_drop: false }`
[INFO] [stdout] c48119e06c4a56278f66614ab3e40b20ba05263242f02bc0199b767d16fff410