[INFO] fetching crate cargo-llvm-cov 0.4.0...
[INFO] documenting cargo-llvm-cov-0.4.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate cargo-llvm-cov 0.4.0 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate cargo-llvm-cov 0.4.0 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 cargo-llvm-cov 0.4.0
[INFO] finished tweaking crates.io crate cargo-llvm-cov 0.4.0
[INFO] tweaked toml for crates.io crate cargo-llvm-cov 0.4.0 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate crates.io crate cargo-llvm-cov 0.4.0 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 is_executable v1.0.1
[INFO] [stderr]   Downloaded duct v0.13.5
[INFO] [stderr]   Downloaded shared_child v0.3.5
[INFO] [stderr]   Downloaded camino v1.0.8
[INFO] [stderr]   Downloaded os_pipe v0.9.2
[INFO] [stderr]   Downloaded easy-ext v1.0.0
[INFO] [stderr]   Downloaded regex v1.5.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] df97375199470ae7e728901e5a957a462f579fe8bb47879eb5da684a438ab528
[INFO] running `Command { std: "docker" "start" "-a" "df97375199470ae7e728901e5a957a462f579fe8bb47879eb5da684a438ab528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df97375199470ae7e728901e5a957a462f579fe8bb47879eb5da684a438ab528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df97375199470ae7e728901e5a957a462f579fe8bb47879eb5da684a438ab528", kill_on_drop: false }`
[INFO] [stdout] df97375199470ae7e728901e5a957a462f579fe8bb47879eb5da684a438ab528
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 5a01b689f2007cf9e5c97743d8573c84be66ea83e1c9a216f9054019be0f6adb
[INFO] running `Command { std: "docker" "start" "-a" "5a01b689f2007cf9e5c97743d8573c84be66ea83e1c9a216f9054019be0f6adb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.93
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling camino v1.0.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling semver v1.0.9
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking is_executable v1.0.1
[INFO] [stderr]     Checking fs-err v2.7.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking shared_child v0.3.5
[INFO] [stderr]     Checking duct v0.13.5
[INFO] [stderr]     Checking opener v0.5.0
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking cargo_metadata v0.14.2
[INFO] [stderr]  Documenting cargo-llvm-cov v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't generate documentation: No such file or directory (os error 2)
[INFO] [stdout]   |
[INFO] [stdout]   = note: failed to create or modify "/opt/rustwide/target/doc/cargo_llvm_cov/all.html"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `cargo-llvm-cov`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name cargo_llvm_cov src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ce71b111b172f14c -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-a2ad8fa07e0781ab.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-bf76c6106a228e85.rmeta --extern camino=/opt/rustwide/target/debug/deps/libcamino-a46b303032e2c361.rmeta --extern cargo_metadata=/opt/rustwide/target/debug/deps/libcargo_metadata-f1b55412531d2df4.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-9bda844440e31dc0.rmeta --extern duct=/opt/rustwide/target/debug/deps/libduct-8cbeb0eddec8c41b.rmeta --extern fs_err=/opt/rustwide/target/debug/deps/libfs_err-167e9a7b171097b5.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-ad7a2bc260eeb594.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-a10293341ae37dcd.rmeta --extern is_executable=/opt/rustwide/target/debug/deps/libis_executable-a1308a287bf2194b.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-b27aa551366a8c5a.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-08967325ed517e4e.rmeta --extern rustc_demangle=/opt/rustwide/target/debug/deps/librustc_demangle-77e7682e6efaf7fb.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-c524f42b9039c6c4.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-20c7d4a504f31461.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-cbff79f3afe4d649.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-937a10c776d9cd6f.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-aa60abb9fe6cfa5b.rmeta --cap-lints=warn --crate-version 0.4.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "5a01b689f2007cf9e5c97743d8573c84be66ea83e1c9a216f9054019be0f6adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a01b689f2007cf9e5c97743d8573c84be66ea83e1c9a216f9054019be0f6adb", kill_on_drop: false }`
[INFO] [stdout] 5a01b689f2007cf9e5c97743d8573c84be66ea83e1c9a216f9054019be0f6adb