[INFO] cloning repository https://github.com/cmr/multiway-tug [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cmr/multiway-tug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmr%2Fmultiway-tug", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmr%2Fmultiway-tug'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 882fd07e17cab6c53b171c31af2b5831887e02c9 [INFO] checking cmr/multiway-tug/882fd07e17cab6c53b171c31af2b5831887e02c9 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmr%2Fmultiway-tug" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cmr/multiway-tug on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cmr/multiway-tug [INFO] finished tweaking git repo https://github.com/cmr/multiway-tug [INFO] tweaked toml for git repo https://github.com/cmr/multiway-tug written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/cmr/multiway-tug already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_pcg v0.2.0 [INFO] [stderr] Downloaded rand_chacha v0.2.0 [INFO] [stderr] Downloaded getrandom v0.1.6 [INFO] [stderr] Downloaded rustc_version v0.1.7 [INFO] [stderr] Downloaded newtype_derive v0.1.6 [INFO] [stderr] Downloaded half v1.3.0 [INFO] [stderr] Downloaded rand_core v0.5.0 [INFO] [stderr] Downloaded serde_cbor v0.10.0 [INFO] [stderr] Downloaded backtrace v0.3.32 [INFO] [stderr] Downloaded rand v0.7.0 [INFO] [stderr] Downloaded tui v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 36a9ea83a9e5d815c3ebbaff42da862778ebfd557685f581a3f3ea1180c65e43 [INFO] running `Command { std: "docker" "start" "-a" "36a9ea83a9e5d815c3ebbaff42da862778ebfd557685f581a3f3ea1180c65e43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "36a9ea83a9e5d815c3ebbaff42da862778ebfd557685f581a3f3ea1180c65e43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36a9ea83a9e5d815c3ebbaff42da862778ebfd557685f581a3f3ea1180c65e43", kill_on_drop: false }` [INFO] [stdout] 36a9ea83a9e5d815c3ebbaff42da862778ebfd557685f581a3f3ea1180c65e43 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3faf0897f8ec2621e59915fbc8019cbab57e3aa5dcdd6a233b35a536634bb610 [INFO] running `Command { std: "docker" "start" "-a" "3faf0897f8ec2621e59915fbc8019cbab57e3aa5dcdd6a233b35a536634bb610", kill_on_drop: false }` [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Checking spin v0.5.0 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Checking rustc-demangle v0.1.15 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Compiling rand_chacha v0.2.0 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking half v1.3.0 [INFO] [stderr] Checking unicode-segmentation v1.3.0 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking termion v1.5.3 [INFO] [stderr] Checking getrandom v0.1.6 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Checking rand_core v0.5.0 [INFO] [stderr] Compiling newtype_derive v0.1.6 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Compiling backtrace-sys v0.1.30 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking tui v0.6.1 [INFO] [stderr] Checking backtrace v0.3.32 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.94 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking serde_cbor v0.10.0 [INFO] [stderr] Checking rand_pcg v0.2.0 [INFO] [stderr] Checking multiway-tug v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `for_new` [INFO] [stdout] --> src/mechanics.rs:194:25 [INFO] [stdout] | [INFO] [stdout] 194 | fn reset(&mut self, for_new: bool) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_for_new` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `for_new` [INFO] [stdout] --> src/mechanics.rs:194:25 [INFO] [stdout] | [INFO] [stdout] 194 | fn reset(&mut self, for_new: bool) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_for_new` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `add_two`, `drain_player`, `reset`, and `update_control_and_score` are never used [INFO] [stdout] --> src/mechanics.rs:176:8 [INFO] [stdout] | [INFO] [stdout] 133 | impl GameState { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 176 | fn add_two(&mut self, [a, b]: [Card; 2]) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 181 | fn drain_player(&mut self, pid: PlayerId) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 194 | fn reset(&mut self, for_new: bool) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 213 | fn update_control_and_score(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `add_two`, `drain_player`, `reset`, and `update_control_and_score` are never used [INFO] [stdout] --> src/mechanics.rs:176:8 [INFO] [stdout] | [INFO] [stdout] 133 | impl GameState { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 176 | fn add_two(&mut self, [a, b]: [Card; 2]) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 181 | fn drain_player(&mut self, pid: PlayerId) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 194 | fn reset(&mut self, for_new: bool) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 213 | fn update_control_and_score(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mechanics.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | serde_cbor::to_writer(&mut cursor, self); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 137 | let _ = serde_cbor::to_writer(&mut cursor, self); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mechanics.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | serde_cbor::to_writer(&mut cursor, self); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 137 | let _ = serde_cbor::to_writer(&mut cursor, self); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `termion::event::Key` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use termion::event::Key; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `termion::event::Key` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use termion::event::Key; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TuiBehavior` is never constructed [INFO] [stdout] --> src/main.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | struct TuiBehavior(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TuiBehavior` is never constructed [INFO] [stdout] --> src/main.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | struct TuiBehavior(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | / terminal.draw(|mut f| { [INFO] [stdout] 38 | | let mut other_player_cards = multiway_tug::CardsWidget(&gs.players[0].hand, &gs, true); [INFO] [stdout] 39 | | let mut our_cards = multiway_tug::CardsWidget(&gs.players[1].hand, &gs, false); [INFO] [stdout] 40 | | let (ox, oy) = other_player_cards.bounds(); [INFO] [stdout] ... | [INFO] [stdout] 50 | | f.render(&mut our_cards, Rect::new(24 - (ox / 2), 14, ox, oy)); [INFO] [stdout] 51 | | }); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 37 | let _ = terminal.draw(|mut f| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | / terminal.draw(|mut f| { [INFO] [stdout] 38 | | let mut other_player_cards = multiway_tug::CardsWidget(&gs.players[0].hand, &gs, true); [INFO] [stdout] 39 | | let mut our_cards = multiway_tug::CardsWidget(&gs.players[1].hand, &gs, false); [INFO] [stdout] 40 | | let (ox, oy) = other_player_cards.bounds(); [INFO] [stdout] ... | [INFO] [stdout] 50 | | f.render(&mut our_cards, Rect::new(24 - (ox / 2), 14, ox, oy)); [INFO] [stdout] 51 | | }); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 37 | let _ = terminal.draw(|mut f| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.39s [INFO] running `Command { std: "docker" "inspect" "3faf0897f8ec2621e59915fbc8019cbab57e3aa5dcdd6a233b35a536634bb610", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3faf0897f8ec2621e59915fbc8019cbab57e3aa5dcdd6a233b35a536634bb610", kill_on_drop: false }` [INFO] [stdout] 3faf0897f8ec2621e59915fbc8019cbab57e3aa5dcdd6a233b35a536634bb610