[INFO] cloning repository https://github.com/w-culhane/pack_2048 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/w-culhane/pack_2048" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw-culhane%2Fpack_2048", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw-culhane%2Fpack_2048'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3de73554b72497eafda48ab42814ca1f698003bd [INFO] testing w-culhane/pack_2048 against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw-culhane%2Fpack_2048" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/w-culhane/pack_2048 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/w-culhane/pack_2048 [INFO] finished tweaking git repo https://github.com/w-culhane/pack_2048 [INFO] tweaked toml for git repo https://github.com/w-culhane/pack_2048 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/w-culhane/pack_2048 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c4c6acc0e1e751bd49718c5a36969107bd6e106e03f07646535b4453e548e1ae [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c4c6acc0e1e751bd49718c5a36969107bd6e106e03f07646535b4453e548e1ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c4c6acc0e1e751bd49718c5a36969107bd6e106e03f07646535b4453e548e1ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4c6acc0e1e751bd49718c5a36969107bd6e106e03f07646535b4453e548e1ae", kill_on_drop: false }` [INFO] [stdout] c4c6acc0e1e751bd49718c5a36969107bd6e106e03f07646535b4453e548e1ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 04e4f5477dc6d88e802f7d3e9a021f45d519b5415a15784199c2b5215b810cfe [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "04e4f5477dc6d88e802f7d3e9a021f45d519b5415a15784199c2b5215b810cfe", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling termion v1.5.1 [INFO] [stderr] Compiling rand v0.5.4 [INFO] [stderr] Compiling pack_2048 v0.4.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | for mut row in &mut board.iter_mut() { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:165:13 [INFO] [stdout] | [INFO] [stdout] 165 | for mut row in &mut board.iter_mut() { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.26s [INFO] running `Command { std: "docker" "inspect" "04e4f5477dc6d88e802f7d3e9a021f45d519b5415a15784199c2b5215b810cfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04e4f5477dc6d88e802f7d3e9a021f45d519b5415a15784199c2b5215b810cfe", kill_on_drop: false }` [INFO] [stdout] 04e4f5477dc6d88e802f7d3e9a021f45d519b5415a15784199c2b5215b810cfe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] acd59577b1bd1800a128a86fdbfb4c9ab951b614e3577065fe6fca0a3bb9e555 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "acd59577b1bd1800a128a86fdbfb4c9ab951b614e3577065fe6fca0a3bb9e555", kill_on_drop: false }` [INFO] [stderr] Compiling pack_2048 v0.4.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | for mut row in &mut board.iter_mut() { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:165:13 [INFO] [stdout] | [INFO] [stdout] 165 | for mut row in &mut board.iter_mut() { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | for mut row in &mut board.iter_mut() { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:165:13 [INFO] [stdout] | [INFO] [stdout] 165 | for mut row in &mut board.iter_mut() { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.61s [INFO] running `Command { std: "docker" "inspect" "acd59577b1bd1800a128a86fdbfb4c9ab951b614e3577065fe6fca0a3bb9e555", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acd59577b1bd1800a128a86fdbfb4c9ab951b614e3577065fe6fca0a3bb9e555", kill_on_drop: false }` [INFO] [stdout] acd59577b1bd1800a128a86fdbfb4c9ab951b614e3577065fe6fca0a3bb9e555 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0b5c22a762b071d616218bcbd55da1f33c8c1a61ad98728bd8026c5096f49f80 [INFO] running `Command { std: "docker" "start" "-a" "0b5c22a762b071d616218bcbd55da1f33c8c1a61ad98728bd8026c5096f49f80", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:105:13 [INFO] [stderr] | [INFO] [stderr] 105 | for mut row in &mut board.iter_mut() { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:165:13 [INFO] [stderr] | [INFO] [stderr] 165 | for mut row in &mut board.iter_mut() { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `pack_2048` (lib) generated 2 warnings [INFO] [stderr] warning: `pack_2048` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/pack_2048-11263784044fcbfc) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/jocors-be07b6e30178a96f) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ptf8-809b0b9f43622083) [INFO] [stdout] running 0 tests [INFO] [stderr] Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-d3625020716fff29) [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] [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] [stderr] Doc-tests pack_2048 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test core::top_row_2 ... ok [INFO] [stdout] test core::create_gamestate ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [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" "0b5c22a762b071d616218bcbd55da1f33c8c1a61ad98728bd8026c5096f49f80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b5c22a762b071d616218bcbd55da1f33c8c1a61ad98728bd8026c5096f49f80", kill_on_drop: false }` [INFO] [stdout] 0b5c22a762b071d616218bcbd55da1f33c8c1a61ad98728bd8026c5096f49f80