[INFO] fetching crate protoflow 0.4.3...
[INFO] checking protoflow-0.4.3 against 165655a2f1981fef27b31c547ad7631979fc5139 for pr-160235
[INFO] extracting crate protoflow 0.4.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate protoflow 0.4.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate protoflow 0.4.3
[INFO] tweaked toml for crates.io crate protoflow 0.4.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate protoflow 0.4.3 on toolchain 165655a2f1981fef27b31c547ad7631979fc5139
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate protoflow 0.4.3 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" "+165655a2f1981fef27b31c547ad7631979fc5139" "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 protoflow-0.4.3 against 165655a2f1981fef27b31c547ad7631979fc5139 for pr-160235
[INFO] extracting crate protoflow 0.4.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate protoflow 0.4.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate protoflow 0.4.3
[INFO] tweaked toml for crates.io crate protoflow 0.4.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate protoflow 0.4.3 on toolchain 165655a2f1981fef27b31c547ad7631979fc5139
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate protoflow 0.4.3 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" "+165655a2f1981fef27b31c547ad7631979fc5139" "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 protoflow-0.4.3 against 165655a2f1981fef27b31c547ad7631979fc5139 for pr-160235
[INFO] extracting crate protoflow 0.4.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate protoflow 0.4.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate protoflow 0.4.3
[INFO] tweaked toml for crates.io crate protoflow 0.4.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate protoflow 0.4.3 on toolchain 165655a2f1981fef27b31c547ad7631979fc5139
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate protoflow 0.4.3 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" "+165655a2f1981fef27b31c547ad7631979fc5139" "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 protoflow-0.4.3 against 165655a2f1981fef27b31c547ad7631979fc5139 for pr-160235
[INFO] extracting crate protoflow 0.4.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate protoflow 0.4.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate protoflow 0.4.3
[INFO] tweaked toml for crates.io crate protoflow 0.4.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate protoflow 0.4.3 on toolchain 165655a2f1981fef27b31c547ad7631979fc5139
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate protoflow 0.4.3 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" "+165655a2f1981fef27b31c547ad7631979fc5139" "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 protoflow-0.4.3 against 165655a2f1981fef27b31c547ad7631979fc5139 for pr-160235
[INFO] extracting crate protoflow 0.4.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate protoflow 0.4.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate protoflow 0.4.3
[INFO] tweaked toml for crates.io crate protoflow 0.4.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate protoflow 0.4.3 on toolchain 165655a2f1981fef27b31c547ad7631979fc5139
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate protoflow 0.4.3 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" "+165655a2f1981fef27b31c547ad7631979fc5139" "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


overridden task result to prepare-fail:timeout

Caused by:
    0: uncategorized prepare error
    1: no output for 300 seconds