[INFO] cloning repository https://github.com/hawkw/cargo-loom
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hawkw/cargo-loom" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhawkw%2Fcargo-loom", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhawkw%2Fcargo-loom'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4781b69ccfaa97b37bc2f8a644799770ff11d5d3
[INFO] documenting hawkw/cargo-loom against 1.69.0 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhawkw%2Fcargo-loom" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hawkw/cargo-loom on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/hawkw/cargo-loom
[INFO] finished tweaking git repo https://github.com/hawkw/cargo-loom
[INFO] tweaked toml for git repo https://github.com/hawkw/cargo-loom written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hawkw/cargo-loom already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v3.1.17
[INFO] [stderr]   Downloaded clap-cargo v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf21588b3114ad39be34cc473b354699c2e6fda9654bef5b1f8f3353a9665f3f
[INFO] running `Command { std: "docker" "start" "-a" "cf21588b3114ad39be34cc473b354699c2e6fda9654bef5b1f8f3353a9665f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf21588b3114ad39be34cc473b354699c2e6fda9654bef5b1f8f3353a9665f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf21588b3114ad39be34cc473b354699c2e6fda9654bef5b1f8f3353a9665f3f", kill_on_drop: false }`
[INFO] [stdout] cf21588b3114ad39be34cc473b354699c2e6fda9654bef5b1f8f3353a9665f3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b69950a9fa21e646c2602ea53672f3aa9072a82ef25c0bcdf7d86d3f57e31b13
[INFO] running `Command { std: "docker" "start" "-a" "b69950a9fa21e646c2602ea53672f3aa9072a82ef25c0bcdf7d86d3f57e31b13", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]    Compiling camino v1.0.7
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[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking is_ci v1.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
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[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking supports-color v1.3.0
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[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]     Checking owo-colors v3.4.0
[INFO] [stderr]     Checking object v0.28.4
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[INFO] [stderr]     Checking rustc-demangle v0.1.21
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[INFO] [stderr]     Checking textwrap v0.15.0
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[INFO] [stderr]     Checking parking_lot v0.12.0
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[INFO] [stderr]     Checking num_cpus v1.13.1
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[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking clap v3.1.17
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking tracing-subscriber v0.3.11
[INFO] [stderr]     Checking cargo_metadata v0.14.2
[INFO] [stderr]     Checking clap-cargo v0.8.0
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking color-eyre v0.6.1
[INFO] [stderr]  Documenting cargo-loom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cargo-loom must be installed with: `RUSTFLAGS="--cfg tokio_unstable" cargo install cargo-loom`
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / compile_error!(
[INFO] [stdout] 5 | |     "cargo-loom must be installed with: \
[INFO] [stdout] 6 | |     `RUSTFLAGS=\"--cfg tokio_unstable\" cargo install cargo-loom`"
[INFO] [stdout] 7 | | );
[INFO] [stdout]   | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tokio::task::JoinSet`
[INFO] [stdout]   --> src/lib.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use tokio::task::JoinSet;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ no `JoinSet` in `task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `cargo-loom`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name cargo_loom src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=3792a2074af02397 -L dependency=/opt/rustwide/target/debug/deps --extern atty=/opt/rustwide/target/debug/deps/libatty-a5d8260ca6b7863a.rmeta --extern camino=/opt/rustwide/target/debug/deps/libcamino-39a310b1e0fc8684.rmeta --extern cargo_metadata=/opt/rustwide/target/debug/deps/libcargo_metadata-9220e1624958eab8.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-426bcf950a216a9d.rmeta --extern clap_cargo=/opt/rustwide/target/debug/deps/libclap_cargo-84bb0db3a65d99de.rmeta --extern color_eyre=/opt/rustwide/target/debug/deps/libcolor_eyre-95745ccf477444c0.rmeta --extern escargot=/opt/rustwide/target/debug/deps/libescargot-f831b4818d51a07e.rmeta --extern heck=/opt/rustwide/target/debug/deps/libheck-0f2dcb4172f27679.rmeta --extern owo_colors=/opt/rustwide/target/debug/deps/libowo_colors-48d2f2289faf4a23.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-bdc0d73d08bb8e7a.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-30a01dd97a2cbb9f.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-8fffecc90044ddab.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-bf09cefcf38b3539.rmeta --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-dcb3bfc89eae8dd9.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b69950a9fa21e646c2602ea53672f3aa9072a82ef25c0bcdf7d86d3f57e31b13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b69950a9fa21e646c2602ea53672f3aa9072a82ef25c0bcdf7d86d3f57e31b13", kill_on_drop: false }`
[INFO] [stdout] b69950a9fa21e646c2602ea53672f3aa9072a82ef25c0bcdf7d86d3f57e31b13
