[INFO] cloning repository https://github.com/khollbach/2048 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khollbach/2048" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhollbach%2F2048", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhollbach%2F2048'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d74522756ac81a90f43a844359d9fe8b81ce7e67 [INFO] testing khollbach/2048 against master#d7bd9cd469ff6871420007f091ef52fc32d2ca99 for pr-121417 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhollbach%2F2048" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/khollbach/2048 on toolchain d7bd9cd469ff6871420007f091ef52fc32d2ca99 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/khollbach/2048 [INFO] finished tweaking git repo https://github.com/khollbach/2048 [INFO] tweaked toml for git repo https://github.com/khollbach/2048 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/khollbach/2048 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" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] testing khollbach/2048 against try#393ef12c970fbc7f294cd96c35cb76f9591bc1d6 for pr-121417 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhollbach%2F2048" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/khollbach/2048 on toolchain 393ef12c970fbc7f294cd96c35cb76f9591bc1d6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/khollbach/2048 [INFO] finished tweaking git repo https://github.com/khollbach/2048 [INFO] tweaked toml for git repo https://github.com/khollbach/2048 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/khollbach/2048 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" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ac72380a41901062318cdf4f642a3fa7e5280528bb74bd6845e552deb6292e61 [INFO] running `Command { std: "docker" "start" "-a" "ac72380a41901062318cdf4f642a3fa7e5280528bb74bd6845e552deb6292e61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac72380a41901062318cdf4f642a3fa7e5280528bb74bd6845e552deb6292e61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac72380a41901062318cdf4f642a3fa7e5280528bb74bd6845e552deb6292e61", kill_on_drop: false }` [INFO] [stdout] ac72380a41901062318cdf4f642a3fa7e5280528bb74bd6845e552deb6292e61 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8dd66966f9b7fe5ac103f0b8f37dd4cd0d75aae9e993a105bb6769d5505dd764 [INFO] running `Command { std: "docker" "start" "-a" "8dd66966f9b7fe5ac103f0b8f37dd4cd0d75aae9e993a105bb6769d5505dd764", kill_on_drop: false }` [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling heapless v0.8.0 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling hash32 v0.3.1 [INFO] [stderr] Compiling apple-2048 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `SCREEN_DIMS` [INFO] [stdout] --> src/lib.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 6 | use low_res::{Point, SCREEN_DIMS}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dir` [INFO] [stdout] --> src/lib.rs:56:25 [INFO] [stdout] | [INFO] [stdout] 56 | fn swipe(&mut self, dir: Direction) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_dir` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cell` [INFO] [stdout] --> src/lib.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | fn display_cell(cell: Cell) -> [u8; 4] { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cell` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Board` is never constructed [INFO] [stdout] --> src/lib.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | struct Board { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Cell` is never used [INFO] [stdout] --> src/lib.rs:34:6 [INFO] [stdout] | [INFO] [stdout] 34 | type Cell = Option; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Direction` is never used [INFO] [stdout] --> src/lib.rs:36:6 [INFO] [stdout] | [INFO] [stdout] 36 | enum Direction { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `swipe`, and `render` are never used [INFO] [stdout] --> src/lib.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 43 | impl Board { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 44 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | fn swipe(&mut self, dir: Direction) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 60 | fn render(&self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `display_cell` is never used [INFO] [stdout] --> src/lib.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn display_cell(cell: Cell) -> [u8; 4] { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `clear_screen` is never used [INFO] [stdout] --> src/lib.rs:101:4 [INFO] [stdout] | [INFO] [stdout] 101 | fn clear_screen() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ascii_table` is never used [INFO] [stdout] --> src/lib.rs:107:4 [INFO] [stdout] | [INFO] [stdout] 107 | fn ascii_table() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `Command { std: "docker" "inspect" "8dd66966f9b7fe5ac103f0b8f37dd4cd0d75aae9e993a105bb6769d5505dd764", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8dd66966f9b7fe5ac103f0b8f37dd4cd0d75aae9e993a105bb6769d5505dd764", kill_on_drop: false }` [INFO] [stdout] 8dd66966f9b7fe5ac103f0b8f37dd4cd0d75aae9e993a105bb6769d5505dd764 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37f65a34a87bad8b3134487970f2cb8ad889969a76989794aefe4d2fa38eea20 [INFO] running `Command { std: "docker" "start" "-a" "37f65a34a87bad8b3134487970f2cb8ad889969a76989794aefe4d2fa38eea20", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `SCREEN_DIMS` [INFO] [stdout] --> src/lib.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 6 | use low_res::{Point, SCREEN_DIMS}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dir` [INFO] [stdout] --> src/lib.rs:56:25 [INFO] [stdout] | [INFO] [stdout] 56 | fn swipe(&mut self, dir: Direction) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_dir` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cell` [INFO] [stdout] --> src/lib.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | fn display_cell(cell: Cell) -> [u8; 4] { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cell` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Board` is never constructed [INFO] [stdout] --> src/lib.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | struct Board { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Cell` is never used [INFO] [stdout] --> src/lib.rs:34:6 [INFO] [stdout] | [INFO] [stdout] 34 | type Cell = Option; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Direction` is never used [INFO] [stdout] --> src/lib.rs:36:6 [INFO] [stdout] | [INFO] [stdout] 36 | enum Direction { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `swipe`, and `render` are never used [INFO] [stdout] --> src/lib.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 43 | impl Board { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 44 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | fn swipe(&mut self, dir: Direction) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 60 | fn render(&self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `display_cell` is never used [INFO] [stdout] --> src/lib.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn display_cell(cell: Cell) -> [u8; 4] { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `clear_screen` is never used [INFO] [stdout] --> src/lib.rs:101:4 [INFO] [stdout] | [INFO] [stdout] 101 | fn clear_screen() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ascii_table` is never used [INFO] [stdout] --> src/lib.rs:107:4 [INFO] [stdout] | [INFO] [stdout] 107 | fn ascii_table() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling apple-2048 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SCREEN_DIMS` [INFO] [stdout] --> src/lib.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 6 | use low_res::{Point, SCREEN_DIMS}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dir` [INFO] [stdout] --> src/lib.rs:56:25 [INFO] [stdout] | [INFO] [stdout] 56 | fn swipe(&mut self, dir: Direction) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_dir` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cell` [INFO] [stdout] --> src/lib.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | fn display_cell(cell: Cell) -> [u8; 4] { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cell` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Board` is never constructed [INFO] [stdout] --> src/lib.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | struct Board { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Cell` is never used [INFO] [stdout] --> src/lib.rs:34:6 [INFO] [stdout] | [INFO] [stdout] 34 | type Cell = Option; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Direction` is never used [INFO] [stdout] --> src/lib.rs:36:6 [INFO] [stdout] | [INFO] [stdout] 36 | enum Direction { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `swipe`, and `render` are never used [INFO] [stdout] --> src/lib.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 43 | impl Board { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 44 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | fn swipe(&mut self, dir: Direction) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 60 | fn render(&self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `display_cell` is never used [INFO] [stdout] --> src/lib.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn display_cell(cell: Cell) -> [u8; 4] { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `clear_screen` is never used [INFO] [stdout] --> src/lib.rs:101:4 [INFO] [stdout] | [INFO] [stdout] 101 | fn clear_screen() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ascii_table` is never used [INFO] [stdout] --> src/lib.rs:107:4 [INFO] [stdout] | [INFO] [stdout] 107 | fn ascii_table() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: entry symbol `main` declared multiple times [INFO] [stdout] | [INFO] [stdout] = help: did you use `#[no_mangle]` on `fn main`? Use `#[start]` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `apple-2048` (lib test) due to 2 previous errors; 10 warnings emitted [INFO] running `Command { std: "docker" "inspect" "37f65a34a87bad8b3134487970f2cb8ad889969a76989794aefe4d2fa38eea20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37f65a34a87bad8b3134487970f2cb8ad889969a76989794aefe4d2fa38eea20", kill_on_drop: false }` [INFO] [stdout] 37f65a34a87bad8b3134487970f2cb8ad889969a76989794aefe4d2fa38eea20