[INFO] fetching crate rnt 0.1.0...
[INFO] documenting rnt-0.1.0 against nightly for scrape-examples
[INFO] extracting crate rnt 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rnt 0.1.0 on toolchain nightly
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rnt 0.1.0
[INFO] finished tweaking crates.io crate rnt 0.1.0
[INFO] tweaked toml for crates.io crate rnt 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3addeff2bdfefe7e1777ad137497b2ead88b376dda8e3265462bd13a512a64c2
[INFO] running `Command { std: "docker" "start" "-a" "3addeff2bdfefe7e1777ad137497b2ead88b376dda8e3265462bd13a512a64c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3addeff2bdfefe7e1777ad137497b2ead88b376dda8e3265462bd13a512a64c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3addeff2bdfefe7e1777ad137497b2ead88b376dda8e3265462bd13a512a64c2", kill_on_drop: false }`
[INFO] [stdout] 3addeff2bdfefe7e1777ad137497b2ead88b376dda8e3265462bd13a512a64c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9736d117df7c8d908622ece05cf00f57dce2a5a601d7fae68c62833ac71d6b72
[INFO] running `Command { std: "docker" "start" "-a" "9736d117df7c8d908622ece05cf00f57dce2a5a601d7fae68c62833ac71d6b72", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.12
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.18.0
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking rayon v1.6.1
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "9736d117df7c8d908622ece05cf00f57dce2a5a601d7fae68c62833ac71d6b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9736d117df7c8d908622ece05cf00f57dce2a5a601d7fae68c62833ac71d6b72", kill_on_drop: false }`
[INFO] [stdout] 9736d117df7c8d908622ece05cf00f57dce2a5a601d7fae68c62833ac71d6b72