[INFO] fetching crate matrixcompare 0.3.0...
[INFO] documenting matrixcompare-0.3.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate matrixcompare 0.3.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate matrixcompare 0.3.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matrixcompare 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate matrixcompare 0.3.0
[INFO] tweaked toml for crates.io crate matrixcompare 0.3.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate matrixcompare 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e11e0faf0b4f3461ae580ecf17f23d9d83ead85eeac9af0cf88d1d3d2a6cd017
[INFO] running `Command { std: "docker" "start" "-a" "e11e0faf0b4f3461ae580ecf17f23d9d83ead85eeac9af0cf88d1d3d2a6cd017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e11e0faf0b4f3461ae580ecf17f23d9d83ead85eeac9af0cf88d1d3d2a6cd017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e11e0faf0b4f3461ae580ecf17f23d9d83ead85eeac9af0cf88d1d3d2a6cd017", kill_on_drop: false }`
[INFO] [stdout] e11e0faf0b4f3461ae580ecf17f23d9d83ead85eeac9af0cf88d1d3d2a6cd017
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30ad91c0990a9503e9c3e22f19f0fa82aa1da9ff20e6d82d08dced5c7276ff12
[INFO] running `Command { std: "docker" "start" "-a" "30ad91c0990a9503e9c3e22f19f0fa82aa1da9ff20e6d82d08dced5c7276ff12", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking matrixcompare-core v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]  Documenting matrixcompare v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `prop_assert_matrix_eq`
[INFO] [stdout]   --> src/lib.rs:64:67
[INFO] [stdout]    |
[INFO] [stdout] 64 | a failing test. To overcome this situation, we provide the macro [prop_assert_matrix_eq!], which
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^ no item named `prop_assert_matrix_eq` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.67s
[INFO] running `Command { std: "docker" "inspect" "30ad91c0990a9503e9c3e22f19f0fa82aa1da9ff20e6d82d08dced5c7276ff12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30ad91c0990a9503e9c3e22f19f0fa82aa1da9ff20e6d82d08dced5c7276ff12", kill_on_drop: false }`
[INFO] [stdout] 30ad91c0990a9503e9c3e22f19f0fa82aa1da9ff20e6d82d08dced5c7276ff12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "proptest-support" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] fddb171b7bb34f5ae414281384d69685469ba921a7a57654776602c242d43f2f
[INFO] running `Command { std: "docker" "start" "-a" "fddb171b7bb34f5ae414281384d69685469ba921a7a57654776602c242d43f2f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking matrixcompare-core v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.0.0
[INFO] [stderr]  Documenting matrixcompare v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.38s
[INFO] running `Command { std: "docker" "inspect" "fddb171b7bb34f5ae414281384d69685469ba921a7a57654776602c242d43f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fddb171b7bb34f5ae414281384d69685469ba921a7a57654776602c242d43f2f", kill_on_drop: false }`
[INFO] [stdout] fddb171b7bb34f5ae414281384d69685469ba921a7a57654776602c242d43f2f