[INFO] cloning repository https://github.com/stsewd/programming-problems-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stsewd/programming-problems-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstsewd%2Fprogramming-problems-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstsewd%2Fprogramming-problems-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f68a45feafa8d4e616f62f69e123675a9565c177
[INFO] documenting stsewd/programming-problems-rust against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstsewd%2Fprogramming-problems-rust" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stsewd/programming-problems-rust on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stsewd/programming-problems-rust
[INFO] finished tweaking git repo https://github.com/stsewd/programming-problems-rust
[INFO] tweaked toml for git repo https://github.com/stsewd/programming-problems-rust written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/stsewd/programming-problems-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 837faab05e749b3e04350dc85dc1192a45f9445e1d45c92e699439b7bd5be7b2
[INFO] running `Command { std: "docker" "start" "-a" "837faab05e749b3e04350dc85dc1192a45f9445e1d45c92e699439b7bd5be7b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "837faab05e749b3e04350dc85dc1192a45f9445e1d45c92e699439b7bd5be7b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "837faab05e749b3e04350dc85dc1192a45f9445e1d45c92e699439b7bd5be7b2", kill_on_drop: false }`
[INFO] [stdout] 837faab05e749b3e04350dc85dc1192a45f9445e1d45c92e699439b7bd5be7b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a3a5f002964f4b60bbb8190379f5a990053af72394bf92f23f456750c57605fa
[INFO] running `Command { std: "docker" "start" "-a" "a3a5f002964f4b60bbb8190379f5a990053af72394bf92f23f456750c57605fa", kill_on_drop: false }`
[INFO] [stderr]  Documenting problem-solving v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `problem-solving`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name arithmetic_prog src/bin/arithmetic_prog.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=2893b00c2960b9dd -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] [stderr] error: could not document `problem-solving`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name input_output src/bin/input_output.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=84cf0051e081df0a -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "a3a5f002964f4b60bbb8190379f5a990053af72394bf92f23f456750c57605fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a5f002964f4b60bbb8190379f5a990053af72394bf92f23f456750c57605fa", kill_on_drop: false }`
[INFO] [stdout] a3a5f002964f4b60bbb8190379f5a990053af72394bf92f23f456750c57605fa