[INFO] cloning repository https://github.com/gabriel-gatti/rust_studies
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gabriel-gatti/rust_studies" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabriel-gatti%2Frust_studies", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabriel-gatti%2Frust_studies'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fcddd58724f0c310dbbfc93f5f3a99f651d6dad
[INFO] documenting gabriel-gatti/rust_studies 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%2Fgabriel-gatti%2Frust_studies" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/gabriel-gatti/rust_studies 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/gabriel-gatti/rust_studies
[INFO] finished tweaking git repo https://github.com/gabriel-gatti/rust_studies
[INFO] tweaked toml for git repo https://github.com/gabriel-gatti/rust_studies written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/gabriel-gatti/rust_studies 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]  Downloading crates ...
[INFO] [stderr]   Downloaded normalize-line-endings v0.3.0
[INFO] [stderr]   Downloaded notify v4.0.16
[INFO] [stderr]   Downloaded float-cmp v0.8.0
[INFO] [stderr]   Downloaded argh_derive v0.1.4
[INFO] [stderr]   Downloaded argh_shared v0.1.4
[INFO] [stderr]   Downloaded argh v0.1.4
[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] 5bd13732fc5416eaaed066ebaa68ca6b066bbf1de7dc0a4519ebf533b9d505d3
[INFO] running `Command { std: "docker" "start" "-a" "5bd13732fc5416eaaed066ebaa68ca6b066bbf1de7dc0a4519ebf533b9d505d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bd13732fc5416eaaed066ebaa68ca6b066bbf1de7dc0a4519ebf533b9d505d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bd13732fc5416eaaed066ebaa68ca6b066bbf1de7dc0a4519ebf533b9d505d3", kill_on_drop: false }`
[INFO] [stdout] 5bd13732fc5416eaaed066ebaa68ca6b066bbf1de7dc0a4519ebf533b9d505d3
[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] 111dafd71870afa000bfa7de40fab686c2566f93fcf0740a4f8d0b42a64b26fb
[INFO] running `Command { std: "docker" "start" "-a" "111dafd71870afa000bfa7de40fab686c2566f93fcf0740a4f8d0b42a64b26fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling argh_shared v0.1.4
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking console v0.7.7
[INFO] [stderr]     Checking indicatif v0.10.3
[INFO] [stderr]     Checking notify v4.0.16
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling argh_derive v0.1.4
[INFO] [stderr]     Checking argh v0.1.4
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]  Documenting rustlings v4.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.44s
[INFO] running `Command { std: "docker" "inspect" "111dafd71870afa000bfa7de40fab686c2566f93fcf0740a4f8d0b42a64b26fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "111dafd71870afa000bfa7de40fab686c2566f93fcf0740a4f8d0b42a64b26fb", kill_on_drop: false }`
[INFO] [stdout] 111dafd71870afa000bfa7de40fab686c2566f93fcf0740a4f8d0b42a64b26fb