[INFO] fetching crate cargo-llvm-cov 0.4.0...
[INFO] documenting cargo-llvm-cov-0.4.0 against beta-2022-05-20 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 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 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" "+beta-2022-05-20" "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] 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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31777f4ac97e65446dda148fed14789c7596f72d7dfbcd0985cc98f269e13028
[INFO] running `Command { std: "docker" "start" "-a" "31777f4ac97e65446dda148fed14789c7596f72d7dfbcd0985cc98f269e13028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31777f4ac97e65446dda148fed14789c7596f72d7dfbcd0985cc98f269e13028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31777f4ac97e65446dda148fed14789c7596f72d7dfbcd0985cc98f269e13028", kill_on_drop: false }`
[INFO] [stdout] 31777f4ac97e65446dda148fed14789c7596f72d7dfbcd0985cc98f269e13028
[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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b70f9c2ece84d4e1b59ab70bc1b02230a1c741d68bd54e0971b32e715e067c2
[INFO] running `Command { std: "docker" "start" "-a" "2b70f9c2ece84d4e1b59ab70bc1b02230a1c741d68bd54e0971b32e715e067c2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 serde v1.0.137
[INFO] [stderr]    Compiling libc v0.2.125
[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 semver v1.0.9
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking fs-err v2.7.0
[INFO] [stderr]     Checking is_executable v1.0.1
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking shell-escape v0.1.5
[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 shared_child v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking os_pipe v0.9.2
[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=0bcbb467ecf5ea91 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-0657bc08aa8032ee.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-bd8d9140b805259e.rmeta --extern camino=/opt/rustwide/target/debug/deps/libcamino-f358688a4901ebf5.rmeta --extern cargo_metadata=/opt/rustwide/target/debug/deps/libcargo_metadata-3684d1b3416f26c6.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-af3adc296887843d.rmeta --extern duct=/opt/rustwide/target/debug/deps/libduct-ac313d20d8c7f852.rmeta --extern fs_err=/opt/rustwide/target/debug/deps/libfs_err-d2b57f49d0f59d00.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-2129c1460a18c11d.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-6ce0ab7e2fcbb39e.rmeta --extern is_executable=/opt/rustwide/target/debug/deps/libis_executable-da3c372153f2f70e.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-e08a250206c29205.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-445a809d681b163d.rmeta --extern rustc_demangle=/opt/rustwide/target/debug/deps/librustc_demangle-c1a501b245e62957.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-4ba2fb46801a6f76.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-2d5127ae32e96ccf.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-7c146c7c7f23784c.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-f3aefc78f56b07ef.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-d3d6186354e1d0a7.rmeta --cap-lints=warn --crate-version 0.4.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "2b70f9c2ece84d4e1b59ab70bc1b02230a1c741d68bd54e0971b32e715e067c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b70f9c2ece84d4e1b59ab70bc1b02230a1c741d68bd54e0971b32e715e067c2", kill_on_drop: false }`
[INFO] [stdout] 2b70f9c2ece84d4e1b59ab70bc1b02230a1c741d68bd54e0971b32e715e067c2