[INFO] fetching crate slog_prometheus 0.1.0...
[INFO] documenting slog_prometheus-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate slog_prometheus 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate slog_prometheus 0.1.0 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 slog_prometheus 0.1.0
[INFO] finished tweaking crates.io crate slog_prometheus 0.1.0
[INFO] tweaked toml for crates.io crate slog_prometheus 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate slog_prometheus 0.1.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded once_cell v1.10.0
[INFO] [stderr]   Downloaded num_threads v0.1.5
[INFO] [stderr]   Downloaded syn v1.0.85
[INFO] [stderr]   Downloaded log v0.4.16
[INFO] [stderr]   Downloaded wasi v0.11.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded security-framework v2.6.1
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[INFO] [stderr]   Downloaded ascii v1.0.0
[INFO] [stderr]   Downloaded prometheus v0.13.0
[INFO] [stderr]   Downloaded native-tls v0.2.10
[INFO] [stderr]   Downloaded tiny_http v0.10.0
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[INFO] [stderr]   Downloaded openssl-sys v0.9.72
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[INFO] [stderr]   Downloaded futures-io v0.3.21
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[INFO] [stderr]   Downloaded tracing-attributes v0.1.21
[INFO] [stderr]   Downloaded parking_lot_core v0.8.5
[INFO] [stderr]   Downloaded hashbrown v0.11.2
[INFO] [stderr]   Downloaded vcpkg v0.2.15
[INFO] [stderr]   Downloaded miow v0.3.7
[INFO] [stderr]   Downloaded tokio-util v0.7.1
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[INFO] [stderr]   Downloaded prometheus_exporter v0.8.4
[INFO] [stderr]   Downloaded futures-util v0.3.21
[INFO] [stderr]   Downloaded h2 v0.3.13
[INFO] [stderr]   Downloaded hyper v0.14.18
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[INFO] [stderr]   Downloaded serde_json v1.0.80
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[INFO] [stderr]   Downloaded protobuf v2.25.2
[INFO] [stderr]   Downloaded encoding_rs v0.8.31
[INFO] [stderr]   Downloaded thiserror-impl v1.0.30
[INFO] [stderr]   Downloaded quote v1.0.14
[INFO] [stderr]   Downloaded thiserror v1.0.30
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.30
[INFO] [stderr]   Downloaded schannel v0.1.19
[INFO] [stderr]   Downloaded tracing v0.1.34
[INFO] [stderr]   Downloaded pin-utils v0.1.0
[INFO] [stderr]   Downloaded futures-sink v0.3.21
[INFO] [stderr]   Downloaded mime v0.3.16
[INFO] [stderr]   Downloaded reqwest v0.11.10
[INFO] [stderr]   Downloaded bytes v1.1.0
[INFO] [stderr]   Downloaded memchr v2.4.1
[INFO] [stderr]   Downloaded socket2 v0.4.4
[INFO] [stderr]   Downloaded mio v0.8.2
[INFO] [stderr]   Downloaded tokio-native-tls v0.3.0
[INFO] [stderr]   Downloaded try-lock v0.2.3
[INFO] [stderr]   Downloaded pkg-config v0.3.25
[INFO] [stderr]   Downloaded foreign-types-shared v0.1.1
[INFO] [stderr]   Downloaded winreg v0.10.1
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded libc v0.2.125
[INFO] [stderr]   Downloaded proc-macro2 v1.0.36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 4d0080360977f811f0f4c4f08c0d44f93a58c2c2f49d656809097342dea5dc67
[INFO] running `Command { std: "docker" "start" "-a" "4d0080360977f811f0f4c4f08c0d44f93a58c2c2f49d656809097342dea5dc67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d0080360977f811f0f4c4f08c0d44f93a58c2c2f49d656809097342dea5dc67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d0080360977f811f0f4c4f08c0d44f93a58c2c2f49d656809097342dea5dc67", kill_on_drop: false }`
[INFO] [stdout] 4d0080360977f811f0f4c4f08c0d44f93a58c2c2f49d656809097342dea5dc67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 1a7845a0a0225fa37515e6020928de5540363297b9848eacd7d419cfe6bf3d86
[INFO] running `Command { std: "docker" "start" "-a" "1a7845a0a0225fa37515e6020928de5540363297b9848eacd7d419cfe6bf3d86", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling protobuf v2.25.2
[INFO] [stderr]    Compiling prometheus v0.13.0
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]  Documenting slog_prometheus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.96s
[INFO] running `Command { std: "docker" "inspect" "1a7845a0a0225fa37515e6020928de5540363297b9848eacd7d419cfe6bf3d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a7845a0a0225fa37515e6020928de5540363297b9848eacd7d419cfe6bf3d86", kill_on_drop: false }`
[INFO] [stdout] 1a7845a0a0225fa37515e6020928de5540363297b9848eacd7d419cfe6bf3d86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] fcfa69b8a22515e044294d1e47f460bb40a75f870e93b6970749f2aca969a110
[INFO] running `Command { std: "docker" "start" "-a" "fcfa69b8a22515e044294d1e47f460bb40a75f870e93b6970749f2aca969a110", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling protobuf v2.25.2
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling prometheus v0.13.0
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]  Documenting slog_prometheus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.87s
[INFO] running `Command { std: "docker" "inspect" "fcfa69b8a22515e044294d1e47f460bb40a75f870e93b6970749f2aca969a110", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcfa69b8a22515e044294d1e47f460bb40a75f870e93b6970749f2aca969a110", kill_on_drop: false }`
[INFO] [stdout] fcfa69b8a22515e044294d1e47f460bb40a75f870e93b6970749f2aca969a110