[INFO] fetching crate ucum 0.1.0...
[INFO] documenting ucum-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate ucum 0.1.0 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate ucum 0.1.0 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 ucum 0.1.0
[INFO] finished tweaking crates.io crate ucum 0.1.0
[INFO] tweaked toml for crates.io crate ucum 0.1.0 written to /workspace/builds/worker-28/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] [stderr]     Blocking waiting for file lock on package cache
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 27ec1d36c913a5dc639b99efc093ad9e0b4331788b768acc2168685b29b575ec
[INFO] running `Command { std: "docker" "start" "-a" "27ec1d36c913a5dc639b99efc093ad9e0b4331788b768acc2168685b29b575ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27ec1d36c913a5dc639b99efc093ad9e0b4331788b768acc2168685b29b575ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ec1d36c913a5dc639b99efc093ad9e0b4331788b768acc2168685b29b575ec", kill_on_drop: false }`
[INFO] [stdout] 27ec1d36c913a5dc639b99efc093ad9e0b4331788b768acc2168685b29b575ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 5252d9e8b5c7b0fd8d146bd50629bc7e92f5fc95566e7b08a05fdfad05ca07b4
[INFO] running `Command { std: "docker" "start" "-a" "5252d9e8b5c7b0fd8d146bd50629bc7e92f5fc95566e7b08a05fdfad05ca07b4", kill_on_drop: false }`
[INFO] [stderr]  Documenting ucum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:278:10
[INFO] [stdout]     |
[INFO] [stdout] 278 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/dimension.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | //! See http://unitsofmeasure.org/ucum.html#section-Semantics
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#section-Semantics>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/dimension.rs:107:37
[INFO] [stdout]     |
[INFO] [stdout] 107 |     /// An arbitrary dimension (see http://unitsofmeasure.org/ucum.html#section-Arbitrary-Units).
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#section-Arbitrary-Units>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/parser.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | //! See http://unitsofmeasure.org/ucum.html#section-Grammar-of-Units-and-Unit-Terms.
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#section-Grammar-of-Units-and-Unit-Terms.>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/special.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | //! See http://unitsofmeasure.org/ucum.html#section-Special-Units-on-non-ratio-Scales
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#section-Special-Units-on-non-ratio-Scales>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/system.rs:76:28
[INFO] [stdout]    |
[INFO] [stdout] 76 |     /// standard prefixes: http://unitsofmeasure.org/ucum.html#para-30
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#para-30>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/system.rs:100:21
[INFO] [stdout]     |
[INFO] [stdout] 100 |     /// base units: http://unitsofmeasure.org/ucum.html#para-28
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#para-28>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/system.rs:111:30
[INFO] [stdout]     |
[INFO] [stdout] 111 |     /// dimensionless units: http://unitsofmeasure.org/ucum.html#para-29
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#para-29>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/system.rs:165:19
[INFO] [stdout]     |
[INFO] [stdout] 165 |     /// SI units: http://unitsofmeasure.org/ucum.html#para-30
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#para-30>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/system.rs:197:42
[INFO] [stdout]     |
[INFO] [stdout] 197 |     /// Other units from ISO1000 et al.: http://unitsofmeasure.org/ucum.html#para-31
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#para-31>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "5252d9e8b5c7b0fd8d146bd50629bc7e92f5fc95566e7b08a05fdfad05ca07b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5252d9e8b5c7b0fd8d146bd50629bc7e92f5fc95566e7b08a05fdfad05ca07b4", kill_on_drop: false }`
[INFO] [stdout] 5252d9e8b5c7b0fd8d146bd50629bc7e92f5fc95566e7b08a05fdfad05ca07b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "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: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] d4661d7d1ef27dcd49d0e609a81d57c06a32eb3e46e2a2e669c92481659128b2
[INFO] running `Command { std: "docker" "start" "-a" "d4661d7d1ef27dcd49d0e609a81d57c06a32eb3e46e2a2e669c92481659128b2", kill_on_drop: false }`
[INFO] [stderr]  Documenting ucum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:278:10
[INFO] [stdout]     |
[INFO] [stdout] 278 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/dimension.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | //! See http://unitsofmeasure.org/ucum.html#section-Semantics
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#section-Semantics>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/dimension.rs:107:37
[INFO] [stdout]     |
[INFO] [stdout] 107 |     /// An arbitrary dimension (see http://unitsofmeasure.org/ucum.html#section-Arbitrary-Units).
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#section-Arbitrary-Units>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/parser.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | //! See http://unitsofmeasure.org/ucum.html#section-Grammar-of-Units-and-Unit-Terms.
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#section-Grammar-of-Units-and-Unit-Terms.>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/special.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | //! See http://unitsofmeasure.org/ucum.html#section-Special-Units-on-non-ratio-Scales
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#section-Special-Units-on-non-ratio-Scales>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/system.rs:76:28
[INFO] [stdout]    |
[INFO] [stdout] 76 |     /// standard prefixes: http://unitsofmeasure.org/ucum.html#para-30
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#para-30>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/system.rs:100:21
[INFO] [stdout]     |
[INFO] [stdout] 100 |     /// base units: http://unitsofmeasure.org/ucum.html#para-28
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#para-28>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/system.rs:111:30
[INFO] [stdout]     |
[INFO] [stdout] 111 |     /// dimensionless units: http://unitsofmeasure.org/ucum.html#para-29
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#para-29>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/system.rs:165:19
[INFO] [stdout]     |
[INFO] [stdout] 165 |     /// SI units: http://unitsofmeasure.org/ucum.html#para-30
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#para-30>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/system.rs:197:42
[INFO] [stdout]     |
[INFO] [stdout] 197 |     /// Other units from ISO1000 et al.: http://unitsofmeasure.org/ucum.html#para-31
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://unitsofmeasure.org/ucum.html#para-31>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "d4661d7d1ef27dcd49d0e609a81d57c06a32eb3e46e2a2e669c92481659128b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4661d7d1ef27dcd49d0e609a81d57c06a32eb3e46e2a2e669c92481659128b2", kill_on_drop: false }`
[INFO] [stdout] d4661d7d1ef27dcd49d0e609a81d57c06a32eb3e46e2a2e669c92481659128b2