[INFO] fetching crate linfa-datasets 0.5.1...
[INFO] documenting linfa-datasets-0.5.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate linfa-datasets 0.5.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate linfa-datasets 0.5.1 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 linfa-datasets 0.5.1
[INFO] finished tweaking crates.io crate linfa-datasets 0.5.1
[INFO] tweaked toml for crates.io crate linfa-datasets 0.5.1 written to /workspace/builds/worker-12/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] a9fd4a70814be72182cb5e8450807f2dd4ffe3574a5cd5d07c225adf878df3d0
[INFO] running `Command { std: "docker" "start" "-a" "a9fd4a70814be72182cb5e8450807f2dd4ffe3574a5cd5d07c225adf878df3d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9fd4a70814be72182cb5e8450807f2dd4ffe3574a5cd5d07c225adf878df3d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9fd4a70814be72182cb5e8450807f2dd4ffe3574a5cd5d07c225adf878df3d0", kill_on_drop: false }`
[INFO] [stdout] a9fd4a70814be72182cb5e8450807f2dd4ffe3574a5cd5d07c225adf878df3d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] f61255cca3cb9ce124bf8232977e67766c9db1c5bcd04aa1bd1a1f51b6b67634
[INFO] running `Command { std: "docker" "start" "-a" "f61255cca3cb9ce124bf8232977e67766c9db1c5bcd04aa1bd1a1f51b6b67634", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling anyhow v1.0.48
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling linfa v0.5.1
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking ndarray-csv v0.5.1
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]  Documenting linfa-datasets v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.87s
[INFO] running `Command { std: "docker" "inspect" "f61255cca3cb9ce124bf8232977e67766c9db1c5bcd04aa1bd1a1f51b6b67634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f61255cca3cb9ce124bf8232977e67766c9db1c5bcd04aa1bd1a1f51b6b67634", kill_on_drop: false }`
[INFO] [stdout] f61255cca3cb9ce124bf8232977e67766c9db1c5bcd04aa1bd1a1f51b6b67634
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] f6def36ed6f291cb71bcc36d279e16441245f80f9b05f1f45c8080cf13c656a2
[INFO] running `Command { std: "docker" "start" "-a" "f6def36ed6f291cb71bcc36d279e16441245f80f9b05f1f45c8080cf13c656a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling anyhow v1.0.48
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling linfa v0.5.1
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking ndarray-csv v0.5.1
[INFO] [stderr]  Documenting linfa-datasets v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.18s
[INFO] running `Command { std: "docker" "inspect" "f6def36ed6f291cb71bcc36d279e16441245f80f9b05f1f45c8080cf13c656a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6def36ed6f291cb71bcc36d279e16441245f80f9b05f1f45c8080cf13c656a2", kill_on_drop: false }`
[INFO] [stdout] f6def36ed6f291cb71bcc36d279e16441245f80f9b05f1f45c8080cf13c656a2