[INFO] cloning repository https://github.com/billthemaxster/twenty_forty_eigth [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/billthemaxster/twenty_forty_eigth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbillthemaxster%2Ftwenty_forty_eigth", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbillthemaxster%2Ftwenty_forty_eigth'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 086545286b7c37c11b2cb8f98b457addc89d8dfc [INFO] testing billthemaxster/twenty_forty_eigth against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbillthemaxster%2Ftwenty_forty_eigth" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/billthemaxster/twenty_forty_eigth [INFO] finished tweaking git repo https://github.com/billthemaxster/twenty_forty_eigth [INFO] tweaked toml for git repo https://github.com/billthemaxster/twenty_forty_eigth written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/billthemaxster/twenty_forty_eigth on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/billthemaxster/twenty_forty_eigth 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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 65e2b366b8c7892fee272c6363e12d46dea6b19cc83b3a005024ee5b7f441569 [INFO] running `Command { std: "docker" "start" "-a" "65e2b366b8c7892fee272c6363e12d46dea6b19cc83b3a005024ee5b7f441569", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "65e2b366b8c7892fee272c6363e12d46dea6b19cc83b3a005024ee5b7f441569", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65e2b366b8c7892fee272c6363e12d46dea6b19cc83b3a005024ee5b7f441569", kill_on_drop: false }` [INFO] [stdout] 65e2b366b8c7892fee272c6363e12d46dea6b19cc83b3a005024ee5b7f441569 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9aaba6db160775596c02786de61c879d5444bbbe51b0ec141584e6ffdd8ece0 [INFO] running `Command { std: "docker" "start" "-a" "d9aaba6db160775596c02786de61c879d5444bbbe51b0ec141584e6ffdd8ece0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ppv-lite86 v0.2.9 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling twenty_forty_eight v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `get_grid`, `perform_move`, `perform_move_down`, and `perform_shunt_down` are never used [INFO] [stdout] --> src/engine/game.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl Game { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn get_grid(&self) -> &Grid { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | pub fn perform_move(&mut self, direction: MoveDirection) -> Result<(), &'static str> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 81 | fn perform_move_down(&mut self) -> Result, &'static str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 98 | fn perform_shunt_down(&mut self, column_index: u8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `MoveDirection` is never used [INFO] [stdout] --> src/engine/game.rs:119:10 [INFO] [stdout] | [INFO] [stdout] 119 | pub enum MoveDirection { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/engine/grid.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Tile { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 5 | pub value: u16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Tile` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `move_tile` and `get_size` are never used [INFO] [stdout] --> src/engine/grid.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl Grid { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn move_tile(&mut self, current_position: GridCoord, new_position: GridCoord) -> Result<(), &'static str> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 84 | pub fn get_size(&self) -> u8{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_equal` is never used [INFO] [stdout] --> src/engine/grid_coord.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 7 | impl GridCoord { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] 8 | pub fn is_equal(&self, other: &GridCoord) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/engine/game.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | / match direction { [INFO] [stdout] 70 | | MoveDirection::Down => self.perform_move_down(), [INFO] [stdout] 71 | | _ => panic!(), [INFO] [stdout] 72 | | }; [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] 69 | let _ = match direction { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.13s [INFO] running `Command { std: "docker" "inspect" "d9aaba6db160775596c02786de61c879d5444bbbe51b0ec141584e6ffdd8ece0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9aaba6db160775596c02786de61c879d5444bbbe51b0ec141584e6ffdd8ece0", kill_on_drop: false }` [INFO] [stdout] d9aaba6db160775596c02786de61c879d5444bbbe51b0ec141584e6ffdd8ece0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c057ea5df32e0eb149f10ec8c74877dd5c11a17747b2f30175b4fee0f0fd5e3 [INFO] running `Command { std: "docker" "start" "-a" "1c057ea5df32e0eb149f10ec8c74877dd5c11a17747b2f30175b4fee0f0fd5e3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rstest v0.6.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaS95bL6" [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "1c057ea5df32e0eb149f10ec8c74877dd5c11a17747b2f30175b4fee0f0fd5e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c057ea5df32e0eb149f10ec8c74877dd5c11a17747b2f30175b4fee0f0fd5e3", kill_on_drop: false }` [INFO] [stdout] 1c057ea5df32e0eb149f10ec8c74877dd5c11a17747b2f30175b4fee0f0fd5e3