[INFO] fetching crate arborium-test-harness 2.12.4...
[INFO] checking arborium-test-harness-2.12.4 against try#1baf923b9c3a455162afe43e18647f494c1a4b73 for pr-151510
[INFO] extracting crate arborium-test-harness 2.12.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate arborium-test-harness 2.12.4
[INFO] finished tweaking crates.io crate arborium-test-harness 2.12.4
[INFO] tweaked toml for crates.io crate arborium-test-harness 2.12.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate arborium-test-harness 2.12.4 on toolchain 1baf923b9c3a455162afe43e18647f494c1a4b73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate arborium-test-harness 2.12.4 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" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking arborium-test-harness-2.12.4 against try#1baf923b9c3a455162afe43e18647f494c1a4b73 for pr-151510
[INFO] extracting crate arborium-test-harness 2.12.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate arborium-test-harness 2.12.4
[INFO] finished tweaking crates.io crate arborium-test-harness 2.12.4
[INFO] tweaked toml for crates.io crate arborium-test-harness 2.12.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate arborium-test-harness 2.12.4 on toolchain 1baf923b9c3a455162afe43e18647f494c1a4b73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate arborium-test-harness 2.12.4 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" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tree-sitter-language v0.1.6
[INFO] [stderr]   Downloaded streaming-iterator v0.1.9
[INFO] [stderr]   Downloaded arborium-sysroot v2.12.4
[INFO] [stderr]   Downloaded dlmalloc v0.2.12
[INFO] [stderr]   Downloaded arborium-highlight v2.12.4
[INFO] [stderr]   Downloaded arborium-theme v2.12.4
[INFO] [stderr]   Downloaded arborium-tree-sitter v2.12.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47e22b636bb3c9c59b67e862501651e36c5d93d8c18a2b22072641c1627d167e
[INFO] running `Command { std: "docker" "start" "-a" "47e22b636bb3c9c59b67e862501651e36c5d93d8c18a2b22072641c1627d167e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47e22b636bb3c9c59b67e862501651e36c5d93d8c18a2b22072641c1627d167e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47e22b636bb3c9c59b67e862501651e36c5d93d8c18a2b22072641c1627d167e", kill_on_drop: false }`
[INFO] [stdout] 47e22b636bb3c9c59b67e862501651e36c5d93d8c18a2b22072641c1627d167e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a56d64a60b5f40b818c5aaf55772ac454d5beb17847be324a016ee5d3b84bb47
[INFO] running `Command { std: "docker" "start" "-a" "a56d64a60b5f40b818c5aaf55772ac454d5beb17847be324a016ee5d3b84bb47", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-msvc-tools v0.1.8
[INFO] [stderr]    Compiling tree-sitter-language v0.1.6
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]     Checking arborium-theme v2.12.4
[INFO] [stderr]    Compiling cc v1.2.53
[INFO] [stderr]    Compiling arborium-tree-sitter v2.12.4
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking arborium-highlight v2.12.4
[INFO] [stderr]     Checking arborium-test-harness v2.12.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.64s
[INFO] running `Command { std: "docker" "inspect" "a56d64a60b5f40b818c5aaf55772ac454d5beb17847be324a016ee5d3b84bb47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a56d64a60b5f40b818c5aaf55772ac454d5beb17847be324a016ee5d3b84bb47", kill_on_drop: false }`
[INFO] [stdout] a56d64a60b5f40b818c5aaf55772ac454d5beb17847be324a016ee5d3b84bb47