[INFO] fetching crate bart_derive 0.1.4...
[INFO] documenting bart_derive-0.1.4 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate bart_derive 0.1.4 into /workspace/builds/worker-47/source
[INFO] validating manifest of crates.io crate bart_derive 0.1.4 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 bart_derive 0.1.4
[INFO] finished tweaking crates.io crate bart_derive 0.1.4
[INFO] tweaked toml for crates.io crate bart_derive 0.1.4 written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v0.3.15
[INFO] [stderr]   Downloaded itertools v0.6.5
[INFO] [stderr]   Downloaded unicode-xid v0.0.4
[INFO] [stderr]   Downloaded syn v0.10.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 413b75714c9b0a57c482f7e2342eeec13375108e4b77b0a162893d778dd72dc0
[INFO] running `Command { std: "docker" "start" "-a" "413b75714c9b0a57c482f7e2342eeec13375108e4b77b0a162893d778dd72dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "413b75714c9b0a57c482f7e2342eeec13375108e4b77b0a162893d778dd72dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "413b75714c9b0a57c482f7e2342eeec13375108e4b77b0a162893d778dd72dc0", kill_on_drop: false }`
[INFO] [stdout] 413b75714c9b0a57c482f7e2342eeec13375108e4b77b0a162893d778dd72dc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 721fbbd26d2e0811f4c49a1c1c099a32caf5dc3c0a07b0e52c0fe0379119dbf4
[INFO] running `Command { std: "docker" "start" "-a" "721fbbd26d2e0811f4c49a1c1c099a32caf5dc3c0a07b0e52c0fe0379119dbf4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking syn v0.10.8
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]  Documenting bart_derive v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.93s
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/scanner.rs:90:37
[INFO] [stdout]    |
[INFO] [stdout] 90 |     enum Head { Positive, Negative };
[INFO] [stdout]    |                                     ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/scanner.rs:91:43
[INFO] [stdout]    |
[INFO] [stdout] 91 |     enum Tail { Conditional, Scope, None };
[INFO] [stdout]    |                                           ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "721fbbd26d2e0811f4c49a1c1c099a32caf5dc3c0a07b0e52c0fe0379119dbf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "721fbbd26d2e0811f4c49a1c1c099a32caf5dc3c0a07b0e52c0fe0379119dbf4", kill_on_drop: false }`
[INFO] [stdout] 721fbbd26d2e0811f4c49a1c1c099a32caf5dc3c0a07b0e52c0fe0379119dbf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] e2c7796e2e1de32b87b588bd927285fc2ca09dd3510164b9bb2659d0fc45206f
[INFO] running `Command { std: "docker" "start" "-a" "e2c7796e2e1de32b87b588bd927285fc2ca09dd3510164b9bb2659d0fc45206f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking syn v0.10.8
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]  Documenting bart_derive v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/scanner.rs:90:37
[INFO] [stdout]    |
[INFO] [stdout] 90 |     enum Head { Positive, Negative };
[INFO] [stdout]    |                                     ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/scanner.rs:91:43
[INFO] [stdout]    |
[INFO] [stdout] 91 |     enum Tail { Conditional, Scope, None };
[INFO] [stdout]    |                                           ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.10s
[INFO] running `Command { std: "docker" "inspect" "e2c7796e2e1de32b87b588bd927285fc2ca09dd3510164b9bb2659d0fc45206f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2c7796e2e1de32b87b588bd927285fc2ca09dd3510164b9bb2659d0fc45206f", kill_on_drop: false }`
[INFO] [stdout] e2c7796e2e1de32b87b588bd927285fc2ca09dd3510164b9bb2659d0fc45206f