[INFO] fetching crate chopper 0.8.1...
[INFO] documenting chopper-0.8.1 against 1.64.0 for beta-1.65-rustdoc-1
[INFO] extracting crate chopper 0.8.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate chopper 0.8.1 on toolchain 1.64.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.64.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chopper 0.8.1
[INFO] finished tweaking crates.io crate chopper 0.8.1
[INFO] tweaked toml for crates.io crate chopper 0.8.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.64.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.64.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lz-fear v0.1.1
[INFO] [stderr]   Downloaded fehler-macros v1.0.0
[INFO] [stderr]   Downloaded vdir v0.8.0
[INFO] [stderr]   Downloaded fehler v1.0.0
[INFO] [stderr]   Downloaded bzip2 v0.4.3
[INFO] [stderr]   Downloaded ndarray v0.15.6
[INFO] [stderr]   Downloaded dtoa v1.0.3
[INFO] [stderr]   Downloaded matrixmultiply v0.3.2
[INFO] [stderr]   Downloaded paku v0.0.2
[INFO] [stderr]   Downloaded zstd v0.10.2+zstd.1.5.2
[INFO] [stderr]   Downloaded twox-hash v1.6.3
[INFO] [stderr]   Downloaded zstd-safe v4.1.6+zstd.1.5.2
[INFO] [stderr]   Downloaded vfile v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+1.64.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0810d6790bef874acd8085e4ad5afafce1d8d4d292df9a4417f5960553f185ca
[INFO] running `Command { std: "docker" "start" "-a" "0810d6790bef874acd8085e4ad5afafce1d8d4d292df9a4417f5960553f185ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0810d6790bef874acd8085e4ad5afafce1d8d4d292df9a4417f5960553f185ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0810d6790bef874acd8085e4ad5afafce1d8d4d292df9a4417f5960553f185ca", kill_on_drop: false }`
[INFO] [stdout] 0810d6790bef874acd8085e4ad5afafce1d8d4d292df9a4417f5960553f185ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+1.64.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bb726ae331e27e28072f30d7dcd2430f58d20168f9e3f1c1c1b774f470e7320
[INFO] running `Command { std: "docker" "start" "-a" "4bb726ae331e27e28072f30d7dcd2430f58d20168f9e3f1c1c1b774f470e7320", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling zstd-safe v4.1.6+zstd.1.5.2
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking futures-sink v0.3.24
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking futures-io v0.3.24
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking textwrap v0.15.1
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]     Checking iana-time-zone v0.1.50
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking dtoa v1.0.3
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking paku v0.0.2
[INFO] [stderr]    Compiling uncased v0.9.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]    Compiling jobserver v0.1.25
[INFO] [stderr]    Compiling phf_generator v0.11.1
[INFO] [stderr]    Compiling phf v0.11.1
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]    Compiling phf_codegen v0.11.1
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling zstd-sys v1.6.3+zstd.1.5.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling chrono-tz-build v0.0.3
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]    Compiling chrono-tz v0.6.3
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking webpki-roots v0.22.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]     Checking ureq v2.5.0
[INFO] [stderr]     Checking fehler v1.0.0
[INFO] [stderr]     Checking clap v3.2.22
[INFO] [stderr]     Checking lz-fear v0.1.1
[INFO] [stderr]     Checking futures-executor v0.3.24
[INFO] [stderr]     Checking futures v0.3.24
[INFO] [stderr]     Checking zstd v0.10.2+zstd.1.5.2
[INFO] [stderr]     Checking vfile v0.8.2
[INFO] [stderr]     Checking vdir v0.8.0
[INFO] [stderr]  Documenting chopper v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.89s
[INFO] running `Command { std: "docker" "inspect" "4bb726ae331e27e28072f30d7dcd2430f58d20168f9e3f1c1c1b774f470e7320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bb726ae331e27e28072f30d7dcd2430f58d20168f9e3f1c1c1b774f470e7320", kill_on_drop: false }`
[INFO] [stdout] 4bb726ae331e27e28072f30d7dcd2430f58d20168f9e3f1c1c1b774f470e7320
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+1.64.0" "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] 644ed3204c306b181a4e05f120dd694c0a1505515044a2199b6ea9205432b9f9
[INFO] running `Command { std: "docker" "start" "-a" "644ed3204c306b181a4e05f120dd694c0a1505515044a2199b6ea9205432b9f9", kill_on_drop: false }`
[INFO] [stderr]  Documenting chopper v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `Command { std: "docker" "inspect" "644ed3204c306b181a4e05f120dd694c0a1505515044a2199b6ea9205432b9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "644ed3204c306b181a4e05f120dd694c0a1505515044a2199b6ea9205432b9f9", kill_on_drop: false }`
[INFO] [stdout] 644ed3204c306b181a4e05f120dd694c0a1505515044a2199b6ea9205432b9f9