[INFO] crate matchertools 0.1.1 is already in cache [INFO] testing matchertools-0.1.1 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate matchertools 0.1.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate matchertools 0.1.1 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-14/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stdout] 1c9069959a021cbd0a2bf3b185e4a1d7c0f66a8f1a3cc2a217511f0b128a8972 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "1c9069959a021cbd0a2bf3b185e4a1d7c0f66a8f1a3cc2a217511f0b128a8972"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling 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: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] Finished dev [unoptimized + debuginfo] target(s) in 0.64s [INFO] running `"docker" "inspect" "1c9069959a021cbd0a2bf3b185e4a1d7c0f66a8f1a3cc2a217511f0b128a8972"` [INFO] running `"docker" "rm" "-f" "1c9069959a021cbd0a2bf3b185e4a1d7c0f66a8f1a3cc2a217511f0b128a8972"` [INFO] [stdout] 1c9069959a021cbd0a2bf3b185e4a1d7c0f66a8f1a3cc2a217511f0b128a8972 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stdout] 5f78f4178e6daeb96f1a07f279f7cfbdd86df9894737d2429049559c8dc6c765 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "5f78f4178e6daeb96f1a07f279f7cfbdd86df9894737d2429049559c8dc6c765"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling 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: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: 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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.71s [INFO] running `"docker" "inspect" "5f78f4178e6daeb96f1a07f279f7cfbdd86df9894737d2429049559c8dc6c765"` [INFO] running `"docker" "rm" "-f" "5f78f4178e6daeb96f1a07f279f7cfbdd86df9894737d2429049559c8dc6c765"` [INFO] [stdout] 5f78f4178e6daeb96f1a07f279f7cfbdd86df9894737d2429049559c8dc6c765 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2d89d04cc539f28870459be560bc5f9624fcdc4bbdcb596441fb4f7032b6cdd7 [INFO] running `"docker" "start" "-a" "2d89d04cc539f28870459be560bc5f9624fcdc4bbdcb596441fb4f7032b6cdd7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [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: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: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: 3 warnings emitted [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] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/matchertools-4725fd7599934a72 [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test tests::test_get_best_man_from_interested_men ... ok [INFO] [stdout] test tests::test_get_currently_engaged_man ... ok [INFO] [stdout] test tests::test_create_proposals_base_case_with_better_preferences ... ok [INFO] [stdout] test tests::test_get_rank ... ok [INFO] [stdout] test tests::test_get_unengaged_men ... ok [INFO] [stdout] test tests::test_make_engagement ... ok [INFO] [stdout] test tests::test_accept_or_reject_proposals ... ok [INFO] [stdout] test tests::test_create_proposals_base_case ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/integration_tests-d0c2e90a84bf922f [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_simple_case_string ... ok [INFO] [stdout] test test_simple_case ... ok [INFO] [stdout] test test_moderate_case ... ok [INFO] [stdout] test test_simple_case_string_2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests matchertools [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - gale_shapley (line 23) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "2d89d04cc539f28870459be560bc5f9624fcdc4bbdcb596441fb4f7032b6cdd7"` [INFO] running `"docker" "rm" "-f" "2d89d04cc539f28870459be560bc5f9624fcdc4bbdcb596441fb4f7032b6cdd7"` [INFO] [stdout] 2d89d04cc539f28870459be560bc5f9624fcdc4bbdcb596441fb4f7032b6cdd7