[INFO] fetching crate meat 0.1.99...
[INFO] checking meat-0.1.99 against master#49b3924bd4a34d3cf9c37b74120fba78d9712ab8 for pr-118247
[INFO] extracting crate meat 0.1.99 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate meat 0.1.99 on toolchain 49b3924bd4a34d3cf9c37b74120fba78d9712ab8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49b3924bd4a34d3cf9c37b74120fba78d9712ab8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate meat 0.1.99
[INFO] finished tweaking crates.io crate meat 0.1.99
[INFO] tweaked toml for crates.io crate meat 0.1.99 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate meat 0.1.99 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" "+49b3924bd4a34d3cf9c37b74120fba78d9712ab8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking meat-0.1.99 against try#ab2dc84cfc2c30bb279a7cd2bfef172c30260142 for pr-118247
[INFO] extracting crate meat 0.1.99 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate meat 0.1.99 on toolchain ab2dc84cfc2c30bb279a7cd2bfef172c30260142
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate meat 0.1.99
[INFO] finished tweaking crates.io crate meat 0.1.99
[INFO] tweaked toml for crates.io crate meat 0.1.99 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate meat 0.1.99 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" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking meat-0.1.99 against try#ab2dc84cfc2c30bb279a7cd2bfef172c30260142 for pr-118247
[INFO] extracting crate meat 0.1.99 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate meat 0.1.99 on toolchain ab2dc84cfc2c30bb279a7cd2bfef172c30260142
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate meat 0.1.99
[INFO] finished tweaking crates.io crate meat 0.1.99
[INFO] tweaked toml for crates.io crate meat 0.1.99 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate meat 0.1.99 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" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "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] 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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef311b2737f8c3da09dd2630303b9602ce64e0be0d4d4ed68af3402583c8e4fe
[INFO] running `Command { std: "docker" "start" "-a" "ef311b2737f8c3da09dd2630303b9602ce64e0be0d4d4ed68af3402583c8e4fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef311b2737f8c3da09dd2630303b9602ce64e0be0d4d4ed68af3402583c8e4fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef311b2737f8c3da09dd2630303b9602ce64e0be0d4d4ed68af3402583c8e4fe", kill_on_drop: false }`
[INFO] [stdout] ef311b2737f8c3da09dd2630303b9602ce64e0be0d4d4ed68af3402583c8e4fe
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43695b54e039213b6b07b8367f6e76b231c9eec9237750d1ed3446d5b3771adb
[INFO] running `Command { std: "docker" "start" "-a" "43695b54e039213b6b07b8367f6e76b231c9eec9237750d1ed3446d5b3771adb", kill_on_drop: false }`
[INFO] [stderr]     Checking meat v0.1.99 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] running `Command { std: "docker" "inspect" "43695b54e039213b6b07b8367f6e76b231c9eec9237750d1ed3446d5b3771adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43695b54e039213b6b07b8367f6e76b231c9eec9237750d1ed3446d5b3771adb", kill_on_drop: false }`
[INFO] [stdout] 43695b54e039213b6b07b8367f6e76b231c9eec9237750d1ed3446d5b3771adb