[INFO] fetching crate scaled 0.0.3...
[INFO] checking scaled-0.0.3 against try#378b6a8a384b3bd0818af5f1745e5747a98bff7b for pr-95819
[INFO] extracting crate scaled 0.0.3 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate scaled 0.0.3 on toolchain 378b6a8a384b3bd0818af5f1745e5747a98bff7b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+378b6a8a384b3bd0818af5f1745e5747a98bff7b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scaled 0.0.3
[INFO] finished tweaking crates.io crate scaled 0.0.3
[INFO] tweaked toml for crates.io crate scaled 0.0.3 written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] crate crates.io crate scaled 0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+378b6a8a384b3bd0818af5f1745e5747a98bff7b" "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-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+378b6a8a384b3bd0818af5f1745e5747a98bff7b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e33656461600fc61682e10f66f43d4cabc0bc09fc0a9193ac77ed45a72ff49cd
[INFO] running `Command { std: "docker" "start" "-a" "e33656461600fc61682e10f66f43d4cabc0bc09fc0a9193ac77ed45a72ff49cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e33656461600fc61682e10f66f43d4cabc0bc09fc0a9193ac77ed45a72ff49cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e33656461600fc61682e10f66f43d4cabc0bc09fc0a9193ac77ed45a72ff49cd", kill_on_drop: false }`
[INFO] [stdout] e33656461600fc61682e10f66f43d4cabc0bc09fc0a9193ac77ed45a72ff49cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+378b6a8a384b3bd0818af5f1745e5747a98bff7b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 989536e2f991c687f9a9e79ebb480cfabf3954ad8f23ae99744d523b6fffd36a
[INFO] running `Command { std: "docker" "start" "-a" "989536e2f991c687f9a9e79ebb480cfabf3954ad8f23ae99744d523b6fffd36a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling fixed v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "989536e2f991c687f9a9e79ebb480cfabf3954ad8f23ae99744d523b6fffd36a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "989536e2f991c687f9a9e79ebb480cfabf3954ad8f23ae99744d523b6fffd36a", kill_on_drop: false }`
[INFO] [stdout] 989536e2f991c687f9a9e79ebb480cfabf3954ad8f23ae99744d523b6fffd36a