[INFO] fetching crate cueball 0.3.5...
[INFO] documenting cueball-0.3.5 against 1.83.0 for beta-rustdoc-1.84.0-4-retry
[INFO] extracting crate cueball 0.3.5 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cueball 0.3.5 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cueball 0.3.5
[INFO] finished tweaking crates.io crate cueball 0.3.5
[INFO] tweaked toml for crates.io crate cueball 0.3.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate cueball 0.3.5 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded timer v0.2.0
[INFO] [stderr]   Downloaded time v0.1.43
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[INFO] [stderr]   Downloaded syn v0.15.44
[INFO] [stderr]   Downloaded blake2b_simd v0.5.10
[INFO] [stderr]   Downloaded rust-argon2 v0.7.0
[INFO] [stderr]   Downloaded libc v0.2.70
[INFO] [stderr]   Downloaded term v0.6.1
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[INFO] [stderr]   Downloaded chrono v0.4.11
[INFO] [stderr]   Downloaded rand_os v0.1.3
[INFO] [stderr]   Downloaded autocfg v0.1.7
[INFO] [stderr]   Downloaded semver-parser v0.7.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.30
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[INFO] [stderr]   Downloaded crossbeam v0.2.12
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[INFO] [stderr]   Downloaded getrandom v0.1.14
[INFO] [stderr]   Downloaded redox_syscall v0.1.56
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[INFO] [stderr]   Downloaded thread_local v1.0.1
[INFO] [stderr]   Downloaded num-integer v0.1.42
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[INFO] [stderr]   Downloaded slog-stdlog v3.0.5
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] [stderr]   Downloaded rand_isaac v0.1.1
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[INFO] [stderr]   Downloaded cloudabi v0.0.3
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[INFO] [stderr]   Downloaded semver v0.9.0
[INFO] [stderr]   Downloaded rustc_version v0.2.3
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[INFO] [stderr]   Downloaded derive_more v0.14.1
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[INFO] [stderr]   Downloaded arrayref v0.3.6
[INFO] [stderr]   Downloaded dirs-sys v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b553d33aade2e97ff2bfcbd421bf3ba9ce3f6751a1803e14f4535821f0da55a
[INFO] running `Command { std: "docker" "start" "-a" "2b553d33aade2e97ff2bfcbd421bf3ba9ce3f6751a1803e14f4535821f0da55a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b553d33aade2e97ff2bfcbd421bf3ba9ce3f6751a1803e14f4535821f0da55a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b553d33aade2e97ff2bfcbd421bf3ba9ce3f6751a1803e14f4535821f0da55a", kill_on_drop: false }`
[INFO] [stdout] 2b553d33aade2e97ff2bfcbd421bf3ba9ce3f6751a1803e14f4535821f0da55a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b92469797fa62a96652e1427f7295c562f8e7d0132c6ed10ec64416a5e2cbc91
[INFO] running `Command { std: "docker" "start" "-a" "b92469797fa62a96652e1427f7295c562f8e7d0132c6ed10ec64416a5e2cbc91", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking arc-swap v0.4.6
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking instant v0.1.3
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking slog-stdlog v3.0.5
[INFO] [stderr]     Checking timer v0.2.0
[INFO] [stderr]     Checking backoff v0.1.6
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]  Documenting cueball v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `BackedMsg`
[INFO] [stdout]   --> src/resolver.rs:80:40
[INFO] [stdout]    |
[INFO] [stdout] 80 | /// backends based on the receipt of [`BackedMsg`]](enum.BackendAction.html)s by the pool.
[INFO] [stdout]    |                                        ^^^^^^^^^ no item named `BackedMsg` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.15s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/cueball/index.html
[INFO] running `Command { std: "docker" "inspect" "b92469797fa62a96652e1427f7295c562f8e7d0132c6ed10ec64416a5e2cbc91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92469797fa62a96652e1427f7295c562f8e7d0132c6ed10ec64416a5e2cbc91", kill_on_drop: false }`
[INFO] [stdout] b92469797fa62a96652e1427f7295c562f8e7d0132c6ed10ec64416a5e2cbc91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05e9588ff94c09953848386831bbac2597d9d6bc5a5cdcf48c8f4ec53e867a7a
[INFO] running `Command { std: "docker" "start" "-a" "05e9588ff94c09953848386831bbac2597d9d6bc5a5cdcf48c8f4ec53e867a7a", kill_on_drop: false }`
[INFO] [stderr]  Documenting cueball v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `BackedMsg`
[INFO] [stdout]   --> src/resolver.rs:80:40
[INFO] [stdout]    |
[INFO] [stdout] 80 | /// backends based on the receipt of [`BackedMsg`]](enum.BackendAction.html)s by the pool.
[INFO] [stdout]    |                                        ^^^^^^^^^ no item named `BackedMsg` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/cueball/index.html
[INFO] running `Command { std: "docker" "inspect" "05e9588ff94c09953848386831bbac2597d9d6bc5a5cdcf48c8f4ec53e867a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05e9588ff94c09953848386831bbac2597d9d6bc5a5cdcf48c8f4ec53e867a7a", kill_on_drop: false }`
[INFO] [stdout] 05e9588ff94c09953848386831bbac2597d9d6bc5a5cdcf48c8f4ec53e867a7a