[INFO] fetching crate when 0.1.4... [INFO] checking when-0.1.4 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073 [INFO] extracting crate when 0.1.4 into /workspace/builds/worker-15/source [INFO] validating manifest of crates.io crate when 0.1.4 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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-15/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7b02b868b0fbb61268cb015c75dcdd9fc8cdefb89d3409320296b0beb0a1797b [INFO] running `Command { std: "docker" "start" "-a" "7b02b868b0fbb61268cb015c75dcdd9fc8cdefb89d3409320296b0beb0a1797b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b02b868b0fbb61268cb015c75dcdd9fc8cdefb89d3409320296b0beb0a1797b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b02b868b0fbb61268cb015c75dcdd9fc8cdefb89d3409320296b0beb0a1797b", kill_on_drop: false }` [INFO] [stdout] 7b02b868b0fbb61268cb015c75dcdd9fc8cdefb89d3409320296b0beb0a1797b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dbcbf641357ca71d928e3b351d87b7a38a2cd621dff7f90e8ebfe65f0a97a91a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "dbcbf641357ca71d928e3b351d87b7a38a2cd621dff7f90e8ebfe65f0a97a91a", 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 memchr v2.4.0 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling ucd-util v0.1.8 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking gimli v0.24.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking rustc-demangle v0.1.19 [INFO] [stderr] Checking object v0.24.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling regex-syntax v0.5.6 [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 aho-corasick v0.6.10 [INFO] [stderr] Compiling backtrace v0.3.59 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking addr2line v0.15.1 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling parse-zoneinfo v0.1.1 [INFO] [stderr] Compiling chrono-tz v0.4.1 [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 27.21s [INFO] running `Command { std: "docker" "inspect" "dbcbf641357ca71d928e3b351d87b7a38a2cd621dff7f90e8ebfe65f0a97a91a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbcbf641357ca71d928e3b351d87b7a38a2cd621dff7f90e8ebfe65f0a97a91a", kill_on_drop: false }` [INFO] [stdout] dbcbf641357ca71d928e3b351d87b7a38a2cd621dff7f90e8ebfe65f0a97a91a