[INFO] fetching crate lcd-pcf8574 0.2.0...
[INFO] checking lcd-pcf8574-0.2.0 against master#65cd843ae06ad00123c131a431ed5304e4cd577a for pr-122077
[INFO] extracting crate lcd-pcf8574 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate lcd-pcf8574 0.2.0 on toolchain 65cd843ae06ad00123c131a431ed5304e4cd577a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65cd843ae06ad00123c131a431ed5304e4cd577a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lcd-pcf8574 0.2.0
[INFO] finished tweaking crates.io crate lcd-pcf8574 0.2.0
[INFO] tweaked toml for crates.io crate lcd-pcf8574 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate lcd-pcf8574 0.2.0 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" "+65cd843ae06ad00123c131a431ed5304e4cd577a" "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
[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 lcd-pcf8574-0.2.0 against try#e34498b580c936a8f8a419616d9571f03b6c038e for pr-122077
[INFO] extracting crate lcd-pcf8574 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate lcd-pcf8574 0.2.0 on toolchain e34498b580c936a8f8a419616d9571f03b6c038e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e34498b580c936a8f8a419616d9571f03b6c038e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lcd-pcf8574 0.2.0
[INFO] finished tweaking crates.io crate lcd-pcf8574 0.2.0
[INFO] tweaked toml for crates.io crate lcd-pcf8574 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate lcd-pcf8574 0.2.0 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" "+e34498b580c936a8f8a419616d9571f03b6c038e" "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 i2cdev v0.5.1
[INFO] [stderr]   Downloaded lcd v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+e34498b580c936a8f8a419616d9571f03b6c038e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5687911e3fcf17c1b38049177c07a883fa37a35b5c297ddba43a9d92fe54d81
[INFO] running `Command { std: "docker" "start" "-a" "f5687911e3fcf17c1b38049177c07a883fa37a35b5c297ddba43a9d92fe54d81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5687911e3fcf17c1b38049177c07a883fa37a35b5c297ddba43a9d92fe54d81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5687911e3fcf17c1b38049177c07a883fa37a35b5c297ddba43a9d92fe54d81", kill_on_drop: false }`
[INFO] [stdout] f5687911e3fcf17c1b38049177c07a883fa37a35b5c297ddba43a9d92fe54d81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+e34498b580c936a8f8a419616d9571f03b6c038e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b29bf22c6110ac9fbf0307d64d08a6a943810622bdc0344a5a429cd406d0689
[INFO] running `Command { std: "docker" "start" "-a" "3b29bf22c6110ac9fbf0307d64d08a6a943810622bdc0344a5a429cd406d0689", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]     Checking lcd v0.4.1
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking i2cdev v0.5.1
[INFO] [stderr]     Checking lcd-pcf8574 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `Command { std: "docker" "inspect" "3b29bf22c6110ac9fbf0307d64d08a6a943810622bdc0344a5a429cd406d0689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b29bf22c6110ac9fbf0307d64d08a6a943810622bdc0344a5a429cd406d0689", kill_on_drop: false }`
[INFO] [stdout] 3b29bf22c6110ac9fbf0307d64d08a6a943810622bdc0344a5a429cd406d0689