[INFO] updating cached repository https://github.com/rjacobs31/algebra-against-humanity [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 92cdc236f29762df7163ee45eec497cc40ed854f [INFO] checking rjacobs31/algebra-against-humanity against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frjacobs31%2Falgebra-against-humanity" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rjacobs31/algebra-against-humanity on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/rjacobs31/algebra-against-humanity [INFO] finished tweaking git repo https://github.com/rjacobs31/algebra-against-humanity [INFO] tweaked toml for git repo https://github.com/rjacobs31/algebra-against-humanity written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/rjacobs31/algebra-against-humanity already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] df9c97200c002a85d95a3168e4a960647b2db6285625a6e33cf180463a60188a [INFO] running `"docker" "start" "-a" "df9c97200c002a85d95a3168e4a960647b2db6285625a6e33cf180463a60188a"` [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Compiling brotli-sys v0.3.2 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Compiling actix_derive v0.3.2 [INFO] [stderr] Checking flate2 v1.0.6 [INFO] [stderr] Compiling v_escape_derive v0.2.1 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking uuid v0.7.2 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking v_escape v0.3.2 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking v_htmlescape v0.3.2 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking tokio-reactor v0.1.8 [INFO] [stderr] Checking crossbeam v0.6.0 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking cookie v0.11.0 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-signal v0.2.7 [INFO] [stderr] Checking tokio-threadpool v0.1.11 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking brotli2 v0.3.2 [INFO] [stderr] Checking trust-dns-proto v0.6.3 [INFO] [stderr] Checking trust-dns-proto v0.5.0 [INFO] [stderr] Checking tokio-fs v0.1.5 [INFO] [stderr] Checking tokio v0.1.15 [INFO] [stderr] Checking trust-dns-resolver v0.10.3 [INFO] [stderr] Checking actix v0.7.9 [INFO] [stderr] Checking actix-net v0.2.6 [INFO] [stderr] Checking actix-web v0.7.18 [INFO] [stderr] Checking algebra-against-humanity v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: struct is never constructed: `Hand` [INFO] [stderr] --> src/game.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | struct Hand { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `count` [INFO] [stderr] --> src/game.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | fn count(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `gain_card` [INFO] [stderr] --> src/game.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | fn gain_card(&mut self, card: AnswerCard) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `remove_card` [INFO] [stderr] --> src/game.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | fn remove_card(&mut self, card_id: usize) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `play_card` [INFO] [stderr] --> src/game.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | fn play_card(&mut self, card_id: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `remove_in_play` [INFO] [stderr] --> src/game.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | fn remove_in_play(&mut self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `deck` [INFO] [stderr] --> src/game.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | deck: Vec, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `discard_pile` [INFO] [stderr] --> src/game.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | discard_pile: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `init` [INFO] [stderr] --> src/game.rs:75:5 [INFO] [stderr] | [INFO] [stderr] 75 | / fn init(&mut self, iter: I) [INFO] [stderr] 76 | | where [INFO] [stderr] 77 | | I: IntoIterator, [INFO] [stderr] 78 | | { [INFO] [stderr] ... | [INFO] [stderr] 86 | | self.deck.shuffle(&mut thread_rng()); [INFO] [stderr] 87 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `draw_only` [INFO] [stderr] --> src/game.rs:89:5 [INFO] [stderr] | [INFO] [stderr] 89 | fn draw_only(&mut self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `draw` [INFO] [stderr] --> src/game.rs:93:5 [INFO] [stderr] | [INFO] [stderr] 93 | fn draw(&mut self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `discard` [INFO] [stderr] --> src/game.rs:108:5 [INFO] [stderr] | [INFO] [stderr] 108 | fn discard(&mut self, item: T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `QuestionDeck` [INFO] [stderr] --> src/game.rs:113:1 [INFO] [stderr] | [INFO] [stderr] 113 | type QuestionDeck = Deck; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `AnswerDeck` [INFO] [stderr] --> src/game.rs:114:1 [INFO] [stderr] | [INFO] [stderr] 114 | type AnswerDeck = Deck; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Game` [INFO] [stderr] --> src/game.rs:116:1 [INFO] [stderr] | [INFO] [stderr] 116 | struct Game { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `start` [INFO] [stderr] --> src/game.rs:125:5 [INFO] [stderr] | [INFO] [stderr] 125 | / fn start(&mut self, questions: IQ, answers: IA) [INFO] [stderr] 126 | | where [INFO] [stderr] 127 | | IQ: IntoIterator, [INFO] [stderr] 128 | | IA: IntoIterator, [INFO] [stderr] ... | [INFO] [stderr] 131 | | self.answers.init(answers); [INFO] [stderr] 132 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `player_discard` [INFO] [stderr] --> src/game.rs:134:5 [INFO] [stderr] | [INFO] [stderr] 134 | fn player_discard(&mut self, player_id: usize, card_id: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `player_draw` [INFO] [stderr] --> src/game.rs:145:5 [INFO] [stderr] | [INFO] [stderr] 145 | fn player_draw(&mut self, player_id: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `discard_in_play` [INFO] [stderr] --> src/game.rs:155:5 [INFO] [stderr] | [INFO] [stderr] 155 | fn discard_in_play(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `next_question` [INFO] [stderr] --> src/game.rs:163:5 [INFO] [stderr] | [INFO] [stderr] 163 | fn next_question(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Hand` [INFO] [stderr] --> src/game.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | struct Hand { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `count` [INFO] [stderr] --> src/game.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | fn count(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `gain_card` [INFO] [stderr] --> src/game.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | fn gain_card(&mut self, card: AnswerCard) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `remove_card` [INFO] [stderr] --> src/game.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | fn remove_card(&mut self, card_id: usize) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `play_card` [INFO] [stderr] --> src/game.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | fn play_card(&mut self, card_id: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `remove_in_play` [INFO] [stderr] --> src/game.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | fn remove_in_play(&mut self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `deck` [INFO] [stderr] --> src/game.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | deck: Vec, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `discard_pile` [INFO] [stderr] --> src/game.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | discard_pile: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `init` [INFO] [stderr] --> src/game.rs:75:5 [INFO] [stderr] | [INFO] [stderr] 75 | / fn init(&mut self, iter: I) [INFO] [stderr] 76 | | where [INFO] [stderr] 77 | | I: IntoIterator, [INFO] [stderr] 78 | | { [INFO] [stderr] ... | [INFO] [stderr] 86 | | self.deck.shuffle(&mut thread_rng()); [INFO] [stderr] 87 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `draw_only` [INFO] [stderr] --> src/game.rs:89:5 [INFO] [stderr] | [INFO] [stderr] 89 | fn draw_only(&mut self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `draw` [INFO] [stderr] --> src/game.rs:93:5 [INFO] [stderr] | [INFO] [stderr] 93 | fn draw(&mut self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `discard` [INFO] [stderr] --> src/game.rs:108:5 [INFO] [stderr] | [INFO] [stderr] 108 | fn discard(&mut self, item: T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `QuestionDeck` [INFO] [stderr] --> src/game.rs:113:1 [INFO] [stderr] | [INFO] [stderr] 113 | type QuestionDeck = Deck; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `AnswerDeck` [INFO] [stderr] --> src/game.rs:114:1 [INFO] [stderr] | [INFO] [stderr] 114 | type AnswerDeck = Deck; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Game` [INFO] [stderr] --> src/game.rs:116:1 [INFO] [stderr] | [INFO] [stderr] 116 | struct Game { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `start` [INFO] [stderr] --> src/game.rs:125:5 [INFO] [stderr] | [INFO] [stderr] 125 | / fn start(&mut self, questions: IQ, answers: IA) [INFO] [stderr] 126 | | where [INFO] [stderr] 127 | | IQ: IntoIterator, [INFO] [stderr] 128 | | IA: IntoIterator, [INFO] [stderr] ... | [INFO] [stderr] 131 | | self.answers.init(answers); [INFO] [stderr] 132 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `player_discard` [INFO] [stderr] --> src/game.rs:134:5 [INFO] [stderr] | [INFO] [stderr] 134 | fn player_discard(&mut self, player_id: usize, card_id: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `player_draw` [INFO] [stderr] --> src/game.rs:145:5 [INFO] [stderr] | [INFO] [stderr] 145 | fn player_draw(&mut self, player_id: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `discard_in_play` [INFO] [stderr] --> src/game.rs:155:5 [INFO] [stderr] | [INFO] [stderr] 155 | fn discard_in_play(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `next_question` [INFO] [stderr] --> src/game.rs:163:5 [INFO] [stderr] | [INFO] [stderr] 163 | fn next_question(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 22s [INFO] running `"docker" "inspect" "df9c97200c002a85d95a3168e4a960647b2db6285625a6e33cf180463a60188a"` [INFO] running `"docker" "rm" "-f" "df9c97200c002a85d95a3168e4a960647b2db6285625a6e33cf180463a60188a"` [INFO] [stdout] df9c97200c002a85d95a3168e4a960647b2db6285625a6e33cf180463a60188a