[INFO] cloning repository https://github.com/mareknetusil/RUST---Matrices
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mareknetusil/RUST---Matrices" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmareknetusil%2FRUST---Matrices", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmareknetusil%2FRUST---Matrices'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a493d9013e2f327ab99fb47c23788651687c0b6d
[INFO] documenting mareknetusil/RUST---Matrices 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%2Fmareknetusil%2FRUST---Matrices" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mareknetusil/RUST---Matrices 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/mareknetusil/RUST---Matrices
[INFO] finished tweaking git repo https://github.com/mareknetusil/RUST---Matrices
[INFO] tweaked toml for git repo https://github.com/mareknetusil/RUST---Matrices written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/mareknetusil/RUST---Matrices 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] [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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] dfa27b3c68633fc25ea35f59360e5b6103d7cdbaf5603d6862fce525a12c3db9
[INFO] running `Command { std: "docker" "start" "-a" "dfa27b3c68633fc25ea35f59360e5b6103d7cdbaf5603d6862fce525a12c3db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfa27b3c68633fc25ea35f59360e5b6103d7cdbaf5603d6862fce525a12c3db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfa27b3c68633fc25ea35f59360e5b6103d7cdbaf5603d6862fce525a12c3db9", kill_on_drop: false }`
[INFO] [stdout] dfa27b3c68633fc25ea35f59360e5b6103d7cdbaf5603d6862fce525a12c3db9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 6626b734c3295adf8e851747744bad58abc58c57bad37871540aacd0300a5d85
[INFO] running `Command { std: "docker" "start" "-a" "6626b734c3295adf8e851747744bad58abc58c57bad37871540aacd0300a5d85", kill_on_drop: false }`
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]  Documenting algebra v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "6626b734c3295adf8e851747744bad58abc58c57bad37871540aacd0300a5d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6626b734c3295adf8e851747744bad58abc58c57bad37871540aacd0300a5d85", kill_on_drop: false }`
[INFO] [stdout] 6626b734c3295adf8e851747744bad58abc58c57bad37871540aacd0300a5d85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 76e5e8052ab7d31874d2cd1c981ed7861e45f59f5e477e297bcf68d35ab07004
[INFO] running `Command { std: "docker" "start" "-a" "76e5e8052ab7d31874d2cd1c981ed7861e45f59f5e477e297bcf68d35ab07004", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]  Documenting algebra v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "76e5e8052ab7d31874d2cd1c981ed7861e45f59f5e477e297bcf68d35ab07004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76e5e8052ab7d31874d2cd1c981ed7861e45f59f5e477e297bcf68d35ab07004", kill_on_drop: false }`
[INFO] [stdout] 76e5e8052ab7d31874d2cd1c981ed7861e45f59f5e477e297bcf68d35ab07004