[INFO] cloning repository https://github.com/grit96/rust-playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grit96/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrit96%2Frust-playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrit96%2Frust-playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c899a3559a2c63e4eea1c47d5909402b7567dd86 [INFO] testing grit96/rust-playground 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%2Fgrit96%2Frust-playground" "/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/grit96/rust-playground 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/grit96/rust-playground [INFO] finished tweaking git repo https://github.com/grit96/rust-playground [INFO] tweaked toml for git repo https://github.com/grit96/rust-playground written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/grit96/rust-playground 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] [stderr] Blocking waiting for file lock on package cache [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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", 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] 1b4b2d937509145d0627736a5c2d82d63776b0f9d47200a87514c13ee4077bc9 [INFO] running `Command { std: "docker" "start" "-a" "1b4b2d937509145d0627736a5c2d82d63776b0f9d47200a87514c13ee4077bc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b4b2d937509145d0627736a5c2d82d63776b0f9d47200a87514c13ee4077bc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b4b2d937509145d0627736a5c2d82d63776b0f9d47200a87514c13ee4077bc9", kill_on_drop: false }` [INFO] [stdout] 1b4b2d937509145d0627736a5c2d82d63776b0f9d47200a87514c13ee4077bc9 [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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e8c6fbd7d8bbe1e9f9b49d43df4ecba1fae445d890e4fb45f1e3a52dc3aee467 [INFO] running `Command { std: "docker" "start" "-a" "e8c6fbd7d8bbe1e9f9b49d43df4ecba1fae445d890e4fb45f1e3a52dc3aee467", kill_on_drop: false }` [INFO] [stderr] Compiling playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | '0'...'9' => c.to_digit(10).unwrap() as u8, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fibo.rs:13:27 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn fibo_iter() -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 13 - pub fn fibo_iter() -> Box> { [INFO] [stdout] 13 + pub fn fibo_iter() -> Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.06s [INFO] running `Command { std: "docker" "inspect" "e8c6fbd7d8bbe1e9f9b49d43df4ecba1fae445d890e4fb45f1e3a52dc3aee467", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8c6fbd7d8bbe1e9f9b49d43df4ecba1fae445d890e4fb45f1e3a52dc3aee467", kill_on_drop: false }` [INFO] [stdout] e8c6fbd7d8bbe1e9f9b49d43df4ecba1fae445d890e4fb45f1e3a52dc3aee467 [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=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] 3ba39b18b4ead3d96fe871538f3112cb93e624c853d363f7fb656bd04646e09e [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" "3ba39b18b4ead3d96fe871538f3112cb93e624c853d363f7fb656bd04646e09e", kill_on_drop: false }` [INFO] [stderr] Compiling playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | '0'...'9' => c.to_digit(10).unwrap() as u8, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fibo.rs:13:27 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn fibo_iter() -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 13 - pub fn fibo_iter() -> Box> { [INFO] [stdout] 13 + pub fn fibo_iter() -> Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "3ba39b18b4ead3d96fe871538f3112cb93e624c853d363f7fb656bd04646e09e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ba39b18b4ead3d96fe871538f3112cb93e624c853d363f7fb656bd04646e09e", kill_on_drop: false }` [INFO] [stdout] 3ba39b18b4ead3d96fe871538f3112cb93e624c853d363f7fb656bd04646e09e [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=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] [stdout] e2978c570027fb9d7ad5838c3586c097c49e973eeeca2ca73dd94b6f5043435a [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" "e2978c570027fb9d7ad5838c3586c097c49e973eeeca2ca73dd94b6f5043435a", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/sudoku.rs:22:12 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 22 | '0'...'9' => c.to_digit(10).unwrap() as u8, [INFO] [stdout] [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fibo.rs:13:27 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn fibo_iter() -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 13 - pub fn fibo_iter() -> Box> { [INFO] [stderr] 13 + pub fn fibo_iter() -> Box> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `playground` (bin "playground" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/playground-28c719ff76e14141) [INFO] running `Command { std: "docker" "inspect" "e2978c570027fb9d7ad5838c3586c097c49e973eeeca2ca73dd94b6f5043435a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2978c570027fb9d7ad5838c3586c097c49e973eeeca2ca73dd94b6f5043435a", kill_on_drop: false }` [INFO] [stdout] e2978c570027fb9d7ad5838c3586c097c49e973eeeca2ca73dd94b6f5043435a