[INFO] cloning repository https://github.com/ul/sound-garden-2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ul/sound-garden-2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ful%2Fsound-garden-2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ful%2Fsound-garden-2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c1448401e6c41c70256ee33551a2371570ac884
[INFO] documenting ul/sound-garden-2 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%2Ful%2Fsound-garden-2" "/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/ul/sound-garden-2 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/ul/sound-garden-2
[INFO] finished tweaking git repo https://github.com/ul/sound-garden-2
[INFO] tweaked toml for git repo https://github.com/ul/sound-garden-2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/ul/sound-garden-2 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 proc-macro2 v0.4.23
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.1
[INFO] [stderr]   Downloaded jack v0.6.0
[INFO] [stderr]   Downloaded rosc v0.1.5
[INFO] [stderr]   Downloaded syn v0.15.20
[INFO] [stderr]   Downloaded jack-sys v0.2.0
[INFO] [stderr]   Downloaded slog-stdlog v3.0.2
[INFO] [stderr]   Downloaded slog-scope v4.0.1
[INFO] [stderr]   Downloaded trackable v0.2.20
[INFO] [stderr]   Downloaded trackable_derive v0.1.1
[INFO] [stderr]   Downloaded sloggers v0.3.1
[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] aacccf306806215604e0498ea55392397145046b813a3b956756c020123bd21d
[INFO] running `Command { std: "docker" "start" "-a" "aacccf306806215604e0498ea55392397145046b813a3b956756c020123bd21d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aacccf306806215604e0498ea55392397145046b813a3b956756c020123bd21d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aacccf306806215604e0498ea55392397145046b813a3b956756c020123bd21d", kill_on_drop: false }`
[INFO] [stdout] aacccf306806215604e0498ea55392397145046b813a3b956756c020123bd21d
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dd7d018bc579c4e8d683860a26a39f8875ac4d1bcb011cafcf7a3e61b5c11906
[INFO] running `Command { std: "docker" "start" "-a" "dd7d018bc579c4e8d683860a26a39f8875ac4d1bcb011cafcf7a3e61b5c11906", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: sound-garden v0.1.0 (/opt/rustwide/workdir) ignoring invalid dependency `jack-stack` which is missing a lib target
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]     Checking synth-modules v0.1.0 (/opt/rustwide/workdir/synth-modules)
[INFO] [stderr]     Checking crossbeam-utils v0.6.1
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking jack-sys v0.2.0
[INFO] [stderr]     Checking jack v0.6.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.1
[INFO] [stderr]     Checking jack-modules v0.1.0 (/opt/rustwide/workdir/jack-modules)
[INFO] [stderr]  Documenting sound-garden v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.20s
[INFO] running `Command { std: "docker" "inspect" "dd7d018bc579c4e8d683860a26a39f8875ac4d1bcb011cafcf7a3e61b5c11906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7d018bc579c4e8d683860a26a39f8875ac4d1bcb011cafcf7a3e61b5c11906", kill_on_drop: false }`
[INFO] [stdout] dd7d018bc579c4e8d683860a26a39f8875ac4d1bcb011cafcf7a3e61b5c11906
[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" "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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] 4ca8636f53020ed13aae16e46c0c8f8a59f23fb2ab162625f05b4f3c645ba447
[INFO] running `Command { std: "docker" "start" "-a" "4ca8636f53020ed13aae16e46c0c8f8a59f23fb2ab162625f05b4f3c645ba447", kill_on_drop: false }`
[INFO] [stderr] warning: sound-garden v0.1.0 (/opt/rustwide/workdir) ignoring invalid dependency `jack-stack` which is missing a lib target
[INFO] [stderr] error: no library targets found in package `sound-garden`
[INFO] running `Command { std: "docker" "inspect" "4ca8636f53020ed13aae16e46c0c8f8a59f23fb2ab162625f05b4f3c645ba447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ca8636f53020ed13aae16e46c0c8f8a59f23fb2ab162625f05b4f3c645ba447", kill_on_drop: false }`
[INFO] [stdout] 4ca8636f53020ed13aae16e46c0c8f8a59f23fb2ab162625f05b4f3c645ba447