[INFO] cloning repository https://github.com/knarkzel/rrr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/knarkzel/rrr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknarkzel%2Frrr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknarkzel%2Frrr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d59d941716f6b1946981a5060bbdadb21684df8
[INFO] documenting knarkzel/rrr 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%2Fknarkzel%2Frrr" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/knarkzel/rrr 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/knarkzel/rrr
[INFO] finished tweaking git repo https://github.com/knarkzel/rrr
[INFO] tweaked toml for git repo https://github.com/knarkzel/rrr written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/knarkzel/rrr 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 half v1.8.2
[INFO] [stderr]   Downloaded pathdiff v0.2.1
[INFO] [stderr]   Downloaded open v2.0.1
[INFO] [stderr]   Downloaded cast v0.2.7
[INFO] [stderr]   Downloaded criterion v0.3.5
[INFO] [stderr]   Downloaded libc v0.2.103
[INFO] [stderr]   Downloaded termion v1.5.6
[INFO] [stderr]   Downloaded tui v0.16.0
[INFO] [stderr]   Downloaded criterion-plot v0.4.4
[INFO] [stderr]   Downloaded serde_cbor v0.11.2
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8e0138c7c54512ef4122ab7fe18dd49734611b12b789af7d1428dc865f79ca44
[INFO] running `Command { std: "docker" "start" "-a" "8e0138c7c54512ef4122ab7fe18dd49734611b12b789af7d1428dc865f79ca44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e0138c7c54512ef4122ab7fe18dd49734611b12b789af7d1428dc865f79ca44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e0138c7c54512ef4122ab7fe18dd49734611b12b789af7d1428dc865f79ca44", kill_on_drop: false }`
[INFO] [stdout] 8e0138c7c54512ef4122ab7fe18dd49734611b12b789af7d1428dc865f79ca44
[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] 82fd3576168d5b52ea9a7637de6c6d642617f62390b4611a65d35b3b65ca5c04
[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" "82fd3576168d5b52ea9a7637de6c6d642617f62390b4611a65d35b3b65ca5c04", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]     Checking open v2.0.1
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking tui v0.16.0
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]     Checking fehler v1.0.0
[INFO] [stderr]  Documenting rrr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.85s
[INFO] running `Command { std: "docker" "inspect" "82fd3576168d5b52ea9a7637de6c6d642617f62390b4611a65d35b3b65ca5c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82fd3576168d5b52ea9a7637de6c6d642617f62390b4611a65d35b3b65ca5c04", kill_on_drop: false }`
[INFO] [stdout] 82fd3576168d5b52ea9a7637de6c6d642617f62390b4611a65d35b3b65ca5c04
[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" "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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] f7d3c40e492491cccaa9ac13a5ed80b79c4fd38e05bfcebaa2d83914e13a03d2
[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" "f7d3c40e492491cccaa9ac13a5ed80b79c4fd38e05bfcebaa2d83914e13a03d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking open v2.0.1
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking tui v0.16.0
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]     Checking fehler v1.0.0
[INFO] [stderr]  Documenting rrr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.00s
[INFO] running `Command { std: "docker" "inspect" "f7d3c40e492491cccaa9ac13a5ed80b79c4fd38e05bfcebaa2d83914e13a03d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7d3c40e492491cccaa9ac13a5ed80b79c4fd38e05bfcebaa2d83914e13a03d2", kill_on_drop: false }`
[INFO] [stdout] f7d3c40e492491cccaa9ac13a5ed80b79c4fd38e05bfcebaa2d83914e13a03d2