[INFO] cloning repository https://github.com/infwonder/helloRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/infwonder/helloRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finfwonder%2FhelloRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finfwonder%2FhelloRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0540b9c9baf9b84416974830d8802a5d20d0308d
[INFO] documenting infwonder/helloRust 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%2Finfwonder%2FhelloRust" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/infwonder/helloRust 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/infwonder/helloRust
[INFO] finished tweaking git repo https://github.com/infwonder/helloRust
[INFO] tweaked toml for git repo https://github.com/infwonder/helloRust written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/infwonder/helloRust 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 flume v0.10.2
[INFO] [stderr]   Downloaded isahc v1.1.0
[INFO] [stderr]   Downloaded tracing-attributes v0.1.14
[INFO] [stderr]   Downloaded curl-sys v0.4.41+curl-7.75.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 0d7266224e91803c7dfae81d1dceb1383656b53163dfe44be41cc1a5c36de584
[INFO] running `Command { std: "docker" "start" "-a" "0d7266224e91803c7dfae81d1dceb1383656b53163dfe44be41cc1a5c36de584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d7266224e91803c7dfae81d1dceb1383656b53163dfe44be41cc1a5c36de584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d7266224e91803c7dfae81d1dceb1383656b53163dfe44be41cc1a5c36de584", kill_on_drop: false }`
[INFO] [stdout] 0d7266224e91803c7dfae81d1dceb1383656b53163dfe44be41cc1a5c36de584
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 2f517b214afe20a7d255933c45fefef0b487a428ff9797663db77b0309b80adf
[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" "2f517b214afe20a7d255933c45fefef0b487a428ff9797663db77b0309b80adf", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]    Compiling curl v0.4.35
[INFO] [stderr]    Compiling isahc v1.1.0
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling curl-sys v0.4.41+curl-7.75.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]     Checking spinning_top v0.2.2
[INFO] [stderr]    Compiling darling_core v0.12.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.14
[INFO] [stderr]     Checking serde v1.0.124
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking flume v0.10.2
[INFO] [stderr]     Checking sluice v0.5.4
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]    Compiling darling_macro v0.12.2
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling darling v0.12.2
[INFO] [stderr]    Compiling serde_with_macros v1.4.1
[INFO] [stderr]     Checking serde_with v1.6.4
[INFO] [stderr]  Documenting helloRust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.84s
[INFO] running `Command { std: "docker" "inspect" "2f517b214afe20a7d255933c45fefef0b487a428ff9797663db77b0309b80adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f517b214afe20a7d255933c45fefef0b487a428ff9797663db77b0309b80adf", kill_on_drop: false }`
[INFO] [stdout] 2f517b214afe20a7d255933c45fefef0b487a428ff9797663db77b0309b80adf