[INFO] cloning repository https://github.com/iammer/combine_k [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iammer/combine_k" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiammer%2Fcombine_k", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiammer%2Fcombine_k'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f16ebeb319882f88ca78bdd791b55aa296399c3d [INFO] testing iammer/combine_k against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiammer%2Fcombine_k" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iammer/combine_k on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/iammer/combine_k [INFO] finished tweaking git repo https://github.com/iammer/combine_k [INFO] tweaked toml for git repo https://github.com/iammer/combine_k written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/iammer/combine_k already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 701ca5acc9d95dc1aa3c83ebb76863d0ae07579687b3f7e105c64d4e3d9b96a4 [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" "701ca5acc9d95dc1aa3c83ebb76863d0ae07579687b3f7e105c64d4e3d9b96a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "701ca5acc9d95dc1aa3c83ebb76863d0ae07579687b3f7e105c64d4e3d9b96a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "701ca5acc9d95dc1aa3c83ebb76863d0ae07579687b3f7e105c64d4e3d9b96a4", kill_on_drop: false }` [INFO] [stdout] 701ca5acc9d95dc1aa3c83ebb76863d0ae07579687b3f7e105c64d4e3d9b96a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cbb14096b9c81e00886b404368642dccdf6543b711577936f99d31e3f61fb71a [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" "cbb14096b9c81e00886b404368642dccdf6543b711577936f99d31e3f61fb71a", kill_on_drop: false }` [INFO] [stderr] Compiling termion v1.5.1 [INFO] [stderr] Compiling combine_k v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/board/mod.rs:188:41 [INFO] [stdout] | [INFO] [stdout] 188 | fn scan_sequence(dir: Direction) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/board/mod.rs:190:18 [INFO] [stdout] | [INFO] [stdout] 190 | Box::new((0..LENGTH)) [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.03s [INFO] running `Command { std: "docker" "inspect" "cbb14096b9c81e00886b404368642dccdf6543b711577936f99d31e3f61fb71a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbb14096b9c81e00886b404368642dccdf6543b711577936f99d31e3f61fb71a", kill_on_drop: false }` [INFO] [stdout] cbb14096b9c81e00886b404368642dccdf6543b711577936f99d31e3f61fb71a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 384f17c7189d75ecf52a34c2c3051bbfa7e5276ea1d7e3704360e65b56867c36 [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" "384f17c7189d75ecf52a34c2c3051bbfa7e5276ea1d7e3704360e65b56867c36", kill_on_drop: false }` [INFO] [stderr] Compiling combine_k v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/board/mod.rs:188:41 [INFO] [stdout] | [INFO] [stdout] 188 | fn scan_sequence(dir: Direction) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/board/mod.rs:190:18 [INFO] [stdout] | [INFO] [stdout] 190 | Box::new((0..LENGTH)) [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.12s [INFO] running `Command { std: "docker" "inspect" "384f17c7189d75ecf52a34c2c3051bbfa7e5276ea1d7e3704360e65b56867c36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "384f17c7189d75ecf52a34c2c3051bbfa7e5276ea1d7e3704360e65b56867c36", kill_on_drop: false }` [INFO] [stdout] 384f17c7189d75ecf52a34c2c3051bbfa7e5276ea1d7e3704360e65b56867c36 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] fb1b09cd871db9d7170359dced39ecd51ac209a89a32811de38ecebb6986ab76 [INFO] running `Command { std: "docker" "start" "-a" "fb1b09cd871db9d7170359dced39ecd51ac209a89a32811de38ecebb6986ab76", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 11 tests [INFO] [stderr] --> src/board/mod.rs:188:41 [INFO] [stdout] test board::tests::board_macro ... ok [INFO] [stderr] | [INFO] [stdout] test board::tests::has_possible_moves ... ok [INFO] [stderr] 188 | fn scan_sequence(dir: Direction) -> Box> { [INFO] [stdout] test board::tests::other_direction ... ok [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stdout] test board::tests::simple_merge ... ok [INFO] [stderr] | [INFO] [stdout] test board::tests::tile_macro ... ok [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] test board::tests::up_and_down ... ok [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/board/mod.rs:190:18 [INFO] [stderr] | [INFO] [stderr] 190 | Box::new((0..LENGTH)) [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `combine_k` (bin "combine_k" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/combine_k-bd4f91ce36344ca7) [INFO] [stdout] test board::tests::simple_move ... ok [INFO] [stdout] test board::tests::can_move ... ok [INFO] [stdout] test board::tests::create_new ... ok [INFO] [stdout] test board::tests::tricky_merge ... ok [INFO] [stdout] test board::tests::add_tile ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fb1b09cd871db9d7170359dced39ecd51ac209a89a32811de38ecebb6986ab76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb1b09cd871db9d7170359dced39ecd51ac209a89a32811de38ecebb6986ab76", kill_on_drop: false }` [INFO] [stdout] fb1b09cd871db9d7170359dced39ecd51ac209a89a32811de38ecebb6986ab76