[INFO] fetching crate when 0.1.4... [INFO] checking when-0.1.4 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] extracting crate when 0.1.4 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate when 0.1.4 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e4fe2bedf080c086e058b981f49f88172193d08f9dc63b78f06dfcd017551b5c [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" "e4fe2bedf080c086e058b981f49f88172193d08f9dc63b78f06dfcd017551b5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e4fe2bedf080c086e058b981f49f88172193d08f9dc63b78f06dfcd017551b5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4fe2bedf080c086e058b981f49f88172193d08f9dc63b78f06dfcd017551b5c", kill_on_drop: false }` [INFO] [stdout] e4fe2bedf080c086e058b981f49f88172193d08f9dc63b78f06dfcd017551b5c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a37092841da0d1bad3d51d97481fdade0e8074ca55f31a059740d228eed3e5a2 [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" "a37092841da0d1bad3d51d97481fdade0e8074ca55f31a059740d228eed3e5a2", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling ucd-util v0.1.8 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling regex-syntax v0.5.6 [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 backtrace v0.3.63 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Checking object v0.27.1 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Compiling parse-zoneinfo v0.1.1 [INFO] [stderr] Compiling synstructure v0.12.6 [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 1m 17s [INFO] running `Command { std: "docker" "inspect" "a37092841da0d1bad3d51d97481fdade0e8074ca55f31a059740d228eed3e5a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a37092841da0d1bad3d51d97481fdade0e8074ca55f31a059740d228eed3e5a2", kill_on_drop: false }` [INFO] [stdout] a37092841da0d1bad3d51d97481fdade0e8074ca55f31a059740d228eed3e5a2