[INFO] fetching crate svp 0.2.0...
[INFO] documenting svp-0.2.0 against nightly for scrape-examples
[INFO] extracting crate svp 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate svp 0.2.0 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 svp 0.2.0
[INFO] finished tweaking crates.io crate svp 0.2.0
[INFO] tweaked toml for crates.io crate svp 0.2.0 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 942078c187a0fa13ab81cbcac72015681b4530267df78c2ca3aef7515d0c02cb
[INFO] running `Command { std: "docker" "start" "-a" "942078c187a0fa13ab81cbcac72015681b4530267df78c2ca3aef7515d0c02cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "942078c187a0fa13ab81cbcac72015681b4530267df78c2ca3aef7515d0c02cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "942078c187a0fa13ab81cbcac72015681b4530267df78c2ca3aef7515d0c02cb", kill_on_drop: false }`
[INFO] [stdout] 942078c187a0fa13ab81cbcac72015681b4530267df78c2ca3aef7515d0c02cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 9fcb39723a5897e412c2454e5c1d07a2b55c151000c3b515cc8485a31cf27512
[INFO] running `Command { std: "docker" "start" "-a" "9fcb39723a5897e412c2454e5c1d07a2b55c151000c3b515cc8485a31cf27512", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.12
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling rug v1.18.0
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "9fcb39723a5897e412c2454e5c1d07a2b55c151000c3b515cc8485a31cf27512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fcb39723a5897e412c2454e5c1d07a2b55c151000c3b515cc8485a31cf27512", kill_on_drop: false }`
[INFO] [stdout] 9fcb39723a5897e412c2454e5c1d07a2b55c151000c3b515cc8485a31cf27512