[INFO] cloning repository https://github.com/olegfomenko/grep-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/olegfomenko/grep-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folegfomenko%2Fgrep-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folegfomenko%2Fgrep-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0d05db8c5eb3a1ea2ec10c93c521d3411483721
[INFO] documenting olegfomenko/grep-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%2Folegfomenko%2Fgrep-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/olegfomenko/grep-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/olegfomenko/grep-rust
[INFO] finished tweaking git repo https://github.com/olegfomenko/grep-rust
[INFO] tweaked toml for git repo https://github.com/olegfomenko/grep-rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/olegfomenko/grep-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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 074e257eb5f1b4493fde6dfb4b19183cbee4cc9029a168979d96356d8ebcf0fb
[INFO] running `Command { std: "docker" "start" "-a" "074e257eb5f1b4493fde6dfb4b19183cbee4cc9029a168979d96356d8ebcf0fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "074e257eb5f1b4493fde6dfb4b19183cbee4cc9029a168979d96356d8ebcf0fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "074e257eb5f1b4493fde6dfb4b19183cbee4cc9029a168979d96356d8ebcf0fb", kill_on_drop: false }`
[INFO] [stdout] 074e257eb5f1b4493fde6dfb4b19183cbee4cc9029a168979d96356d8ebcf0fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c536647eaa9671b5c121501e082cf5d225e15153b7fcd4eb144d48661e312d96
[INFO] running `Command { std: "docker" "start" "-a" "c536647eaa9671b5c121501e082cf5d225e15153b7fcd4eb144d48661e312d96", kill_on_drop: false }`
[INFO] [stderr]  Documenting grep-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "c536647eaa9671b5c121501e082cf5d225e15153b7fcd4eb144d48661e312d96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c536647eaa9671b5c121501e082cf5d225e15153b7fcd4eb144d48661e312d96", kill_on_drop: false }`
[INFO] [stdout] c536647eaa9671b5c121501e082cf5d225e15153b7fcd4eb144d48661e312d96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] 0c0c711354c14463558d311eb953128d729572e7877720b798bce9e3460ad694
[INFO] running `Command { std: "docker" "start" "-a" "0c0c711354c14463558d311eb953128d729572e7877720b798bce9e3460ad694", kill_on_drop: false }`
[INFO] [stderr]  Documenting grep-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "0c0c711354c14463558d311eb953128d729572e7877720b798bce9e3460ad694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c0c711354c14463558d311eb953128d729572e7877720b798bce9e3460ad694", kill_on_drop: false }`
[INFO] [stdout] 0c0c711354c14463558d311eb953128d729572e7877720b798bce9e3460ad694