[INFO] fetching crate sharded_mutex 0.5.0...
[INFO] documenting sharded_mutex-0.5.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate sharded_mutex 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sharded_mutex 0.5.0 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 crates.io crate sharded_mutex 0.5.0
[INFO] finished tweaking crates.io crate sharded_mutex 0.5.0
[INFO] tweaked toml for crates.io crate sharded_mutex 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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 assoc_static v1.0.0-pre0
[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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ac0720020723de67f1ae162ed1113d9e87c74d804e17b7da88a8326ca531237
[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" "9ac0720020723de67f1ae162ed1113d9e87c74d804e17b7da88a8326ca531237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ac0720020723de67f1ae162ed1113d9e87c74d804e17b7da88a8326ca531237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac0720020723de67f1ae162ed1113d9e87c74d804e17b7da88a8326ca531237", kill_on_drop: false }`
[INFO] [stdout] 9ac0720020723de67f1ae162ed1113d9e87c74d804e17b7da88a8326ca531237
[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" "+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] eedcc6e9ab448b93128d49628329ead11201d45c27f4cb0f0c500e99da52a718
[INFO] running `Command { std: "docker" "start" "-a" "eedcc6e9ab448b93128d49628329ead11201d45c27f4cb0f0c500e99da52a718", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking assoc_static v1.0.0-pre0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]  Documenting sharded_mutex v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.28s
[INFO] running `Command { std: "docker" "inspect" "eedcc6e9ab448b93128d49628329ead11201d45c27f4cb0f0c500e99da52a718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eedcc6e9ab448b93128d49628329ead11201d45c27f4cb0f0c500e99da52a718", kill_on_drop: false }`
[INFO] [stdout] eedcc6e9ab448b93128d49628329ead11201d45c27f4cb0f0c500e99da52a718
[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" "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] bbc33b7d1291442b6f150d4a2e5d0a95fd14e38f348781390eeda31b27368859
[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" "bbc33b7d1291442b6f150d4a2e5d0a95fd14e38f348781390eeda31b27368859", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking assoc_static v1.0.0-pre0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]  Documenting sharded_mutex v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.84s
[INFO] running `Command { std: "docker" "inspect" "bbc33b7d1291442b6f150d4a2e5d0a95fd14e38f348781390eeda31b27368859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbc33b7d1291442b6f150d4a2e5d0a95fd14e38f348781390eeda31b27368859", kill_on_drop: false }`
[INFO] [stdout] bbc33b7d1291442b6f150d4a2e5d0a95fd14e38f348781390eeda31b27368859