[INFO] cloning repository https://github.com/conradludgate/rust-basics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/conradludgate/rust-basics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconradludgate%2Frust-basics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconradludgate%2Frust-basics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c96e509cbc4e131237f4988555ba8889cc308ffb
[INFO] documenting conradludgate/rust-basics against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconradludgate%2Frust-basics" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/conradludgate/rust-basics on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/conradludgate/rust-basics
[INFO] finished tweaking git repo https://github.com/conradludgate/rust-basics
[INFO] tweaked toml for git repo https://github.com/conradludgate/rust-basics written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/conradludgate/rust-basics already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69a8009ce8ab26b3b16b516235de940758c424633d0cdcf5bfb140fbda24e6cb
[INFO] running `Command { std: "docker" "start" "-a" "69a8009ce8ab26b3b16b516235de940758c424633d0cdcf5bfb140fbda24e6cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69a8009ce8ab26b3b16b516235de940758c424633d0cdcf5bfb140fbda24e6cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69a8009ce8ab26b3b16b516235de940758c424633d0cdcf5bfb140fbda24e6cb", kill_on_drop: false }`
[INFO] [stdout] 69a8009ce8ab26b3b16b516235de940758c424633d0cdcf5bfb140fbda24e6cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c0bb5e2c7cf9189dcc5ee4b45613cc952e97ab3d0f7488eae6200f86286579b
[INFO] running `Command { std: "docker" "start" "-a" "7c0bb5e2c7cf9189dcc5ee4b45613cc952e97ab3d0f7488eae6200f86286579b", kill_on_drop: false }`
[INFO] [stderr]  Documenting modules v0.1.0 (/opt/rustwide/workdir/09-modules)
[INFO] [stderr]  Documenting arrays v0.1.0 (/opt/rustwide/workdir/04-arrays)
[INFO] [stderr]  Documenting hello-world v0.1.0 (/opt/rustwide/workdir/01-hello-world)
[INFO] [stderr]  Documenting errors v0.1.0 (/opt/rustwide/workdir/08-errors)
[INFO] [stderr]  Documenting functions v0.1.0 (/opt/rustwide/workdir/05-functions)
[INFO] [stderr]  Documenting iterators v0.1.0 (/opt/rustwide/workdir/12-iterators)
[INFO] [stderr]  Documenting variables v0.1.0 (/opt/rustwide/workdir/02-variables)
[INFO] [stderr]  Documenting types v0.1.0 (/opt/rustwide/workdir/10-types)
[INFO] [stderr]  Documenting control-flow v0.1.0 (/opt/rustwide/workdir/07-control-flow)
[INFO] [stderr]  Documenting traits v0.1.0 (/opt/rustwide/workdir/11-traits)
[INFO] [stderr]  Documenting strings v0.1.0 (/opt/rustwide/workdir/03-strings)
[INFO] [stderr]  Documenting ownership v0.1.0 (/opt/rustwide/workdir/06-ownership)
[INFO] [stderr] error: could not document `strings`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name strings 03-strings/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=bb368db991b9636f -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7c0bb5e2c7cf9189dcc5ee4b45613cc952e97ab3d0f7488eae6200f86286579b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c0bb5e2c7cf9189dcc5ee4b45613cc952e97ab3d0f7488eae6200f86286579b", kill_on_drop: false }`
[INFO] [stdout] 7c0bb5e2c7cf9189dcc5ee4b45613cc952e97ab3d0f7488eae6200f86286579b