[INFO] cloning repository https://github.com/serayuzgur/chainake [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/serayuzgur/chainake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fserayuzgur%2Fchainake", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fserayuzgur%2Fchainake'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c5693bc2e3c41494c0b1c603737e0bf6a9e65787 [INFO] testing serayuzgur/chainake against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fserayuzgur%2Fchainake" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/serayuzgur/chainake on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/serayuzgur/chainake [INFO] finished tweaking git repo https://github.com/serayuzgur/chainake [INFO] tweaked toml for git repo https://github.com/serayuzgur/chainake written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/serayuzgur/chainake already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 65e51725cee9aed892cba72f5bff24464c2fae91e502ed62c4b4d4c4eae2a745 [INFO] running `Command { std: "docker" "start" "-a" "65e51725cee9aed892cba72f5bff24464c2fae91e502ed62c4b4d4c4eae2a745", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "65e51725cee9aed892cba72f5bff24464c2fae91e502ed62c4b4d4c4eae2a745", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65e51725cee9aed892cba72f5bff24464c2fae91e502ed62c4b4d4c4eae2a745", kill_on_drop: false }` [INFO] [stdout] 65e51725cee9aed892cba72f5bff24464c2fae91e502ed62c4b4d4c4eae2a745 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eac5cb613c2874a11dbc5a7ee8f5319b7e9ff8cb24dc353eee530fb3297fbdba [INFO] running `Command { std: "docker" "start" "-a" "eac5cb613c2874a11dbc5a7ee8f5319b7e9ff8cb24dc353eee530fb3297fbdba", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling termion v1.5.1 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling chainake v0.0.1-alpha.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `difficulty` [INFO] [stdout] --> src/main.rs:29:25 [INFO] [stdout] | [INFO] [stdout] 29 | fn play( &mut self, difficulty: usize) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_difficulty` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | stdout.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:103:17 [INFO] [stdout] | [INFO] [stdout] 103 | &self.snake.move_1(true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:105:17 [INFO] [stdout] | [INFO] [stdout] 105 | &self.snake.move_1(false); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | &self.draw(true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/snake.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | &body.push(next.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/snake.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | &self.ghost.push(deleted.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/snake.rs:107:9 [INFO] [stdout] | [INFO] [stdout] 107 | &self.ghost.clear(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.72s [INFO] running `Command { std: "docker" "inspect" "eac5cb613c2874a11dbc5a7ee8f5319b7e9ff8cb24dc353eee530fb3297fbdba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eac5cb613c2874a11dbc5a7ee8f5319b7e9ff8cb24dc353eee530fb3297fbdba", kill_on_drop: false }` [INFO] [stdout] eac5cb613c2874a11dbc5a7ee8f5319b7e9ff8cb24dc353eee530fb3297fbdba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 600abfddc6d7ddca99e0eaca61e2d5b2d02c94bee9e7223d65af986eea83d7da [INFO] running `Command { std: "docker" "start" "-a" "600abfddc6d7ddca99e0eaca61e2d5b2d02c94bee9e7223d65af986eea83d7da", kill_on_drop: false }` [INFO] [stderr] Compiling chainake v0.0.1-alpha.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `difficulty` [INFO] [stdout] --> src/main.rs:29:25 [INFO] [stdout] | [INFO] [stdout] 29 | fn play( &mut self, difficulty: usize) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_difficulty` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | stdout.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:103:17 [INFO] [stdout] | [INFO] [stdout] 103 | &self.snake.move_1(true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:105:17 [INFO] [stdout] | [INFO] [stdout] 105 | &self.snake.move_1(false); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | &self.draw(true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/snake.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | &body.push(next.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/snake.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | &self.ghost.push(deleted.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/snake.rs:107:9 [INFO] [stdout] | [INFO] [stdout] 107 | &self.ghost.clear(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "600abfddc6d7ddca99e0eaca61e2d5b2d02c94bee9e7223d65af986eea83d7da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "600abfddc6d7ddca99e0eaca61e2d5b2d02c94bee9e7223d65af986eea83d7da", kill_on_drop: false }` [INFO] [stdout] 600abfddc6d7ddca99e0eaca61e2d5b2d02c94bee9e7223d65af986eea83d7da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 675fc99ae7f05c96d1e7bb696beb8d896f057029c2868f32af11912d6c96bac0 [INFO] running `Command { std: "docker" "start" "-a" "675fc99ae7f05c96d1e7bb696beb8d896f057029c2868f32af11912d6c96bac0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `difficulty` [INFO] [stderr] --> src/main.rs:29:25 [INFO] [stderr] | [INFO] [stderr] 29 | fn play( &mut self, difficulty: usize) { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_difficulty` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:42:9 [INFO] [stderr] | [INFO] [stderr] 42 | stdout.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:103:17 [INFO] [stderr] | [INFO] [stderr] 103 | &self.snake.move_1(true); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:105:17 [INFO] [stderr] | [INFO] [stderr] 105 | &self.snake.move_1(false); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:107:13 [INFO] [stderr] | [INFO] [stderr] 107 | &self.draw(true); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/snake.rs:79:9 [INFO] [stderr] | [INFO] [stderr] 79 | &body.push(next.clone()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/snake.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | &self.ghost.push(deleted.clone()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/snake.rs:107:9 [INFO] [stderr] | [INFO] [stderr] 107 | &self.ghost.clear(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `chainake` (bin "chainake" test) generated 8 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chainake-6e301027219ce178) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "675fc99ae7f05c96d1e7bb696beb8d896f057029c2868f32af11912d6c96bac0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "675fc99ae7f05c96d1e7bb696beb8d896f057029c2868f32af11912d6c96bac0", kill_on_drop: false }` [INFO] [stdout] 675fc99ae7f05c96d1e7bb696beb8d896f057029c2868f32af11912d6c96bac0