[INFO] fetching crate number-names 0.2.0...
[INFO] checking number-names-0.2.0 against master#ab37a83ae2c829b8597bdcda8244964ebc60b495 for pr-99943
[INFO] extracting crate number-names 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate number-names 0.2.0 on toolchain ab37a83ae2c829b8597bdcda8244964ebc60b495
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ab37a83ae2c829b8597bdcda8244964ebc60b495" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate number-names 0.2.0
[INFO] finished tweaking crates.io crate number-names 0.2.0
[INFO] tweaked toml for crates.io crate number-names 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ab37a83ae2c829b8597bdcda8244964ebc60b495" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ab37a83ae2c829b8597bdcda8244964ebc60b495" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rstest v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+ab37a83ae2c829b8597bdcda8244964ebc60b495" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b82a7018a2a82111748231e08da998c296ffbf69447974fc66fa58155606c8f
[INFO] running `Command { std: "docker" "start" "-a" "2b82a7018a2a82111748231e08da998c296ffbf69447974fc66fa58155606c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b82a7018a2a82111748231e08da998c296ffbf69447974fc66fa58155606c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b82a7018a2a82111748231e08da998c296ffbf69447974fc66fa58155606c8f", kill_on_drop: false }`
[INFO] [stdout] 2b82a7018a2a82111748231e08da998c296ffbf69447974fc66fa58155606c8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+ab37a83ae2c829b8597bdcda8244964ebc60b495" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9227957a1b1fceb16c5afa2aae2aacc22f75227a326ff07293b91aac838e7e52
[INFO] running `Command { std: "docker" "start" "-a" "9227957a1b1fceb16c5afa2aae2aacc22f75227a326ff07293b91aac838e7e52", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking number-names v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling rstest v0.11.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.14s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "9227957a1b1fceb16c5afa2aae2aacc22f75227a326ff07293b91aac838e7e52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9227957a1b1fceb16c5afa2aae2aacc22f75227a326ff07293b91aac838e7e52", kill_on_drop: false }`
[INFO] [stdout] 9227957a1b1fceb16c5afa2aae2aacc22f75227a326ff07293b91aac838e7e52