[INFO] crate matchertools 0.1.1 is already in cache [INFO] checking matchertools-0.1.1 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] extracting crate matchertools 0.1.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate matchertools 0.1.1 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate matchertools 0.1.1 [INFO] finished tweaking crates.io crate matchertools 0.1.1 [INFO] tweaked toml for crates.io crate matchertools 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d03ba1925ec67babfefba6cdcbe1702d32740ac153e5d8a3a513e45237d4fd31 [INFO] running `"docker" "start" "-a" "d03ba1925ec67babfefba6cdcbe1702d32740ac153e5d8a3a513e45237d4fd31"` [INFO] [stderr] Checking matchertools v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/lib.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | /// You better go read the algorithm on wikipedia: https://en.wikipedia.org/wiki/Stable_marriage_problem [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 116 | let mut men_preferences = men_preferences.clone(); [INFO] [stderr] | -------------------------------------------------- rustdoc does not generate documentation for statements [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/lib.rs:192:5 [INFO] [stderr] | [INFO] [stderr] 192 | / /// Tentatively accepts proposals. The rejections are permanent. The `engaged_man_woman` HashMap represents an unstable engagement. It suddenly [INFO] [stderr] 193 | | /// becomes 'stable' (go read about gale-shapley to understand what stable means) in the final round, when everyone is engaged to someone [INFO] [stderr] | |_____________________________________________________________________________________________________________________________________________^ [INFO] [stderr] 194 | / for (woman, interested_men) in proposals { [INFO] [stderr] 195 | | let best_interested_man = [INFO] [stderr] 196 | | get_best_man_from_men_interested_in_a_woman(woman, women_preferences, &interested_men); [INFO] [stderr] 197 | | let man_currently_engaged_to = get_currently_engaged_man(&engaged_man_woman, &woman); [INFO] [stderr] ... | [INFO] [stderr] 218 | | } [INFO] [stderr] 219 | | } [INFO] [stderr] | |_____- rustdoc does not generate documentation for expressions [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/lib.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | /// You better go read the algorithm on wikipedia: https://en.wikipedia.org/wiki/Stable_marriage_problem [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 116 | let mut men_preferences = men_preferences.clone(); [INFO] [stderr] | -------------------------------------------------- rustdoc does not generate documentation for statements [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/lib.rs:192:5 [INFO] [stderr] | [INFO] [stderr] 192 | / /// Tentatively accepts proposals. The rejections are permanent. The `engaged_man_woman` HashMap represents an unstable engagement. It suddenly [INFO] [stderr] 193 | | /// becomes 'stable' (go read about gale-shapley to understand what stable means) in the final round, when everyone is engaged to someone [INFO] [stderr] | |_____________________________________________________________________________________________________________________________________________^ [INFO] [stderr] 194 | / for (woman, interested_men) in proposals { [INFO] [stderr] 195 | | let best_interested_man = [INFO] [stderr] 196 | | get_best_man_from_men_interested_in_a_woman(woman, women_preferences, &interested_men); [INFO] [stderr] 197 | | let man_currently_engaged_to = get_currently_engaged_man(&engaged_man_woman, &woman); [INFO] [stderr] ... | [INFO] [stderr] 218 | | } [INFO] [stderr] 219 | | } [INFO] [stderr] | |_____- rustdoc does not generate documentation for expressions [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/lib.rs:264:5 [INFO] [stderr] | [INFO] [stderr] 264 | /// Returns the man a woman is currently engaged to [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 265 | / for (man, engaged_woman) in engaged_man_woman { [INFO] [stderr] 266 | | if *engaged_woman == *woman { [INFO] [stderr] 267 | | return Some(*man); [INFO] [stderr] 268 | | } [INFO] [stderr] 269 | | } [INFO] [stderr] | |_____- rustdoc does not generate documentation for expressions [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/lib.rs:264:5 [INFO] [stderr] | [INFO] [stderr] 264 | /// Returns the man a woman is currently engaged to [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 265 | / for (man, engaged_woman) in engaged_man_woman { [INFO] [stderr] 266 | | if *engaged_woman == *woman { [INFO] [stderr] 267 | | return Some(*man); [INFO] [stderr] 268 | | } [INFO] [stderr] 269 | | } [INFO] [stderr] | |_____- rustdoc does not generate documentation for expressions [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `"docker" "inspect" "d03ba1925ec67babfefba6cdcbe1702d32740ac153e5d8a3a513e45237d4fd31"` [INFO] running `"docker" "rm" "-f" "d03ba1925ec67babfefba6cdcbe1702d32740ac153e5d8a3a513e45237d4fd31"` [INFO] [stdout] d03ba1925ec67babfefba6cdcbe1702d32740ac153e5d8a3a513e45237d4fd31