[INFO] cloning repository https://github.com/ZetaTwo/prime-finder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZetaTwo/prime-finder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZetaTwo%2Fprime-finder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZetaTwo%2Fprime-finder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9e6ca41b8c5aef4df39cd4b84d146abe55303af
[INFO] documenting ZetaTwo/prime-finder 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%2FZetaTwo%2Fprime-finder" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZetaTwo/prime-finder 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/ZetaTwo/prime-finder
[INFO] finished tweaking git repo https://github.com/ZetaTwo/prime-finder
[INFO] tweaked toml for git repo https://github.com/ZetaTwo/prime-finder written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ZetaTwo/prime-finder 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] ff6ffcd701bf8b52844d3f9677b6dcdfc9e8c04d322b38d2a4acae36c0e7d32b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ff6ffcd701bf8b52844d3f9677b6dcdfc9e8c04d322b38d2a4acae36c0e7d32b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff6ffcd701bf8b52844d3f9677b6dcdfc9e8c04d322b38d2a4acae36c0e7d32b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff6ffcd701bf8b52844d3f9677b6dcdfc9e8c04d322b38d2a4acae36c0e7d32b", kill_on_drop: false }`
[INFO] [stdout] ff6ffcd701bf8b52844d3f9677b6dcdfc9e8c04d322b38d2a4acae36c0e7d32b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 05abd6e20ed25c1a3af552a4a10db67534a6f65f99d6a6028ded9c83848dd624
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "05abd6e20ed25c1a3af552a4a10db67534a6f65f99d6a6028ded9c83848dd624", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.8
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling az v1.2.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling rug v1.16.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking cdc v0.1.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking log v0.4.17
[INFO] [stderr]     Checking crossbeam-utils v0.8.8
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking simplelog v0.12.0
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking rayon-core v1.9.3
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]  Documenting prime-finder v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 40s
[INFO] running `Command { std: "docker" "inspect" "05abd6e20ed25c1a3af552a4a10db67534a6f65f99d6a6028ded9c83848dd624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05abd6e20ed25c1a3af552a4a10db67534a6f65f99d6a6028ded9c83848dd624", kill_on_drop: false }`
[INFO] [stdout] 05abd6e20ed25c1a3af552a4a10db67534a6f65f99d6a6028ded9c83848dd624