[INFO] fetching crate when 0.1.4... [INFO] checking when-0.1.4 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate when 0.1.4 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate when 0.1.4 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate when 0.1.4 [INFO] finished tweaking crates.io crate when 0.1.4 [INFO] tweaked toml for crates.io crate when 0.1.4 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded thread_local v0.3.6 [INFO] [stderr] Downloaded ucd-util v0.1.8 [INFO] [stderr] Downloaded parse-zoneinfo v0.1.1 [INFO] [stderr] Downloaded regex-syntax v0.5.6 [INFO] [stderr] Downloaded regex v0.2.11 [INFO] [stderr] Downloaded aho-corasick v0.6.10 [INFO] [stderr] Downloaded chrono-tz v0.4.1 [INFO] [stderr] Downloaded tuple v0.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] af93879997d65907df5871d7f2b7cc76a5fab266013f9548b4bc012a1325e3ac [INFO] running `Command { std: "docker" "start" "-a" "af93879997d65907df5871d7f2b7cc76a5fab266013f9548b4bc012a1325e3ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af93879997d65907df5871d7f2b7cc76a5fab266013f9548b4bc012a1325e3ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af93879997d65907df5871d7f2b7cc76a5fab266013f9548b4bc012a1325e3ac", kill_on_drop: false }` [INFO] [stdout] af93879997d65907df5871d7f2b7cc76a5fab266013f9548b4bc012a1325e3ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 94e1c7ec67875ebabe0ab5f4a5a81a5d1e4f17abfab503e7f4c00ea99c45897e [INFO] running `Command { std: "docker" "start" "-a" "94e1c7ec67875ebabe0ab5f4a5a81a5d1e4f17abfab503e7f4c00ea99c45897e", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking gimli v0.25.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking rustc-demangle v0.1.20 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Checking object v0.26.0 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling backtrace v0.3.61 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Compiling parse-zoneinfo v0.1.1 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking addr2line v0.16.0 [INFO] [stderr] Compiling chrono-tz v0.4.1 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking tuple v0.4.2 [INFO] [stderr] Checking when v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/rules/combinators.rs:178:1 [INFO] [stdout] | [INFO] [stdout] 178 | /// Trim spaces, special symbols and commas until any non-whitespace character appears [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/rules/combinators.rs:187:1 [INFO] [stdout] | [INFO] [stdout] 187 | / /// Ignores whitespaces using "trim" and then consumes alphabetical characters in a string until [INFO] [stdout] 188 | | /// any non alpha-numeric character appears or the string has been exhausted: [INFO] [stdout] 189 | | /// [INFO] [stdout] 190 | | /// " , abracadabra " -> "abracadabra" [INFO] [stdout] | |_---------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/rules/combinators.rs:195:1 [INFO] [stdout] | [INFO] [stdout] 195 | / /// Consumes all spaces before a word, the word itself and all spaces after the word and returns [INFO] [stdout] 196 | | /// total number of consumed characters: [INFO] [stdout] 197 | | /// [INFO] [stdout] 198 | | /// " , abracadabra " -> 17 [INFO] [stdout] | |_----------------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/rules/combinators.rs:206:1 [INFO] [stdout] | [INFO] [stdout] 206 | / /// Ignores whitespaces using "trim" and then consumes digits in a string until [INFO] [stdout] 207 | | /// any non digit character appears or the string has been exhausted, and in case of success [INFO] [stdout] 208 | | /// converts the number from the string representation into i32: [INFO] [stdout] 209 | | /// [INFO] [stdout] 210 | | /// " , -321 " -> -321 [INFO] [stdout] | |_-----------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/rules/combinators.rs:178:1 [INFO] [stdout] | [INFO] [stdout] 178 | /// Trim spaces, special symbols and commas until any non-whitespace character appears [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/rules/combinators.rs:187:1 [INFO] [stdout] | [INFO] [stdout] 187 | / /// Ignores whitespaces using "trim" and then consumes alphabetical characters in a string until [INFO] [stdout] 188 | | /// any non alpha-numeric character appears or the string has been exhausted: [INFO] [stdout] 189 | | /// [INFO] [stdout] 190 | | /// " , abracadabra " -> "abracadabra" [INFO] [stdout] | |_---------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/rules/combinators.rs:195:1 [INFO] [stdout] | [INFO] [stdout] 195 | / /// Consumes all spaces before a word, the word itself and all spaces after the word and returns [INFO] [stdout] 196 | | /// total number of consumed characters: [INFO] [stdout] 197 | | /// [INFO] [stdout] 198 | | /// " , abracadabra " -> 17 [INFO] [stdout] | |_----------------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/rules/combinators.rs:206:1 [INFO] [stdout] | [INFO] [stdout] 206 | / /// Ignores whitespaces using "trim" and then consumes digits in a string until [INFO] [stdout] 207 | | /// any non digit character appears or the string has been exhausted, and in case of success [INFO] [stdout] 208 | | /// converts the number from the string representation into i32: [INFO] [stdout] 209 | | /// [INFO] [stdout] 210 | | /// " , -321 " -> -321 [INFO] [stdout] | |_-----------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.43s [INFO] running `Command { std: "docker" "inspect" "94e1c7ec67875ebabe0ab5f4a5a81a5d1e4f17abfab503e7f4c00ea99c45897e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94e1c7ec67875ebabe0ab5f4a5a81a5d1e4f17abfab503e7f4c00ea99c45897e", kill_on_drop: false }` [INFO] [stdout] 94e1c7ec67875ebabe0ab5f4a5a81a5d1e4f17abfab503e7f4c00ea99c45897e