[INFO] fetching crate catboost2 0.1.1+catboost.1.0.5...
[INFO] documenting catboost2-0.1.1+catboost.1.0.5 against nightly for scrape-examples
[INFO] extracting crate catboost2 0.1.1+catboost.1.0.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate catboost2 0.1.1+catboost.1.0.5 on toolchain nightly
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate catboost2 0.1.1+catboost.1.0.5
[INFO] finished tweaking crates.io crate catboost2 0.1.1+catboost.1.0.5
[INFO] tweaked toml for crates.io crate catboost2 0.1.1+catboost.1.0.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]   Downloaded zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]   Downloaded zstd-sys v2.0.4+zstd.1.5.2
[INFO] [stderr]   Downloaded catboost2-sys v0.1.1+catboost.1.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a482a8ae7183262a6dfd85d13c592128d64448375b1c3558a17e0f1cbfb8656
[INFO] running `Command { std: "docker" "start" "-a" "9a482a8ae7183262a6dfd85d13c592128d64448375b1c3558a17e0f1cbfb8656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a482a8ae7183262a6dfd85d13c592128d64448375b1c3558a17e0f1cbfb8656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a482a8ae7183262a6dfd85d13c592128d64448375b1c3558a17e0f1cbfb8656", kill_on_drop: false }`
[INFO] [stdout] 9a482a8ae7183262a6dfd85d13c592128d64448375b1c3558a17e0f1cbfb8656
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 036c7470d3ba6a325c9f884116d2befe0c82c3f24c0a07639dbaf7d635fbd8d4
[INFO] running `Command { std: "docker" "start" "-a" "036c7470d3ba6a325c9f884116d2befe0c82c3f24c0a07639dbaf7d635fbd8d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling clang-sys v1.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling jobserver v0.1.25
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v4.3.0
[INFO] [stderr]    Compiling xattr v0.2.3
[INFO] [stderr]    Compiling filetime v0.2.19
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling tar v0.4.38
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling zstd-sys v2.0.4+zstd.1.5.2
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]    Compiling catboost2-sys v0.1.1+catboost.1.0.5
[INFO] [stderr]  Documenting catboost2 v0.1.1+catboost.1.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.88s
[INFO] running `Command { std: "docker" "inspect" "036c7470d3ba6a325c9f884116d2befe0c82c3f24c0a07639dbaf7d635fbd8d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "036c7470d3ba6a325c9f884116d2befe0c82c3f24c0a07639dbaf7d635fbd8d4", kill_on_drop: false }`
[INFO] [stdout] 036c7470d3ba6a325c9f884116d2befe0c82c3f24c0a07639dbaf7d635fbd8d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c602df9e6ec668b1110aa404b1472e32fc82a60559ec3c4c7adcd545197b8276
[INFO] running `Command { std: "docker" "start" "-a" "c602df9e6ec668b1110aa404b1472e32fc82a60559ec3c4c7adcd545197b8276", kill_on_drop: false }`
[INFO] [stderr]  Documenting catboost2 v0.1.1+catboost.1.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "c602df9e6ec668b1110aa404b1472e32fc82a60559ec3c4c7adcd545197b8276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c602df9e6ec668b1110aa404b1472e32fc82a60559ec3c4c7adcd545197b8276", kill_on_drop: false }`
[INFO] [stdout] c602df9e6ec668b1110aa404b1472e32fc82a60559ec3c4c7adcd545197b8276