[INFO] cloning repository https://github.com/WiebeCnossen/a17d22 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WiebeCnossen/a17d22" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWiebeCnossen%2Fa17d22", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWiebeCnossen%2Fa17d22'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9bdb27ccce4c825bc111bc947459ac39a8eedcc9 [INFO] testing WiebeCnossen/a17d22 against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWiebeCnossen%2Fa17d22" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/WiebeCnossen/a17d22 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/WiebeCnossen/a17d22 [INFO] finished tweaking git repo https://github.com/WiebeCnossen/a17d22 [INFO] tweaked toml for git repo https://github.com/WiebeCnossen/a17d22 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/WiebeCnossen/a17d22 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] fe7633c700dfe34606cd8e240660cf486e1c4ea9b64a0ae39479d7b6f48e2b83 [INFO] running `Command { std: "docker" "start" "-a" "fe7633c700dfe34606cd8e240660cf486e1c4ea9b64a0ae39479d7b6f48e2b83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fe7633c700dfe34606cd8e240660cf486e1c4ea9b64a0ae39479d7b6f48e2b83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe7633c700dfe34606cd8e240660cf486e1c4ea9b64a0ae39479d7b6f48e2b83", kill_on_drop: false }` [INFO] [stdout] fe7633c700dfe34606cd8e240660cf486e1c4ea9b64a0ae39479d7b6f48e2b83 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 795f67d42d4aebd7e58b3051c820a4f30e17c39bd5c4cf7e5f6d74ea27128bb5 [INFO] running `Command { std: "docker" "start" "-a" "795f67d42d4aebd7e58b3051c820a4f30e17c39bd5c4cf7e5f6d74ea27128bb5", kill_on_drop: false }` [INFO] [stderr] Compiling a17d22 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:157:27 [INFO] [stdout] | [INFO] [stdout] 157 | fn timed(label: &str, f: &Fn()) { [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 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 157 - fn timed(label: &str, f: &Fn()) { [INFO] [stdout] 157 + fn timed(label: &str, f: &dyn Fn()) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:277:28 [INFO] [stdout] | [INFO] [stdout] 277 | fn test_input(read: &Fn(&[&str]) -> Grid) -> Grid { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 277 - fn test_input(read: &Fn(&[&str]) -> Grid) -> Grid { [INFO] [stdout] 277 + fn test_input(read: &dyn Fn(&[&str]) -> Grid) -> Grid { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:281:33 [INFO] [stdout] | [INFO] [stdout] 281 | fn challenge_input(read: &Fn(&[&str]) -> Grid) -> Grid { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 281 - fn challenge_input(read: &Fn(&[&str]) -> Grid) -> Grid { [INFO] [stdout] 281 + fn challenge_input(read: &dyn Fn(&[&str]) -> Grid) -> Grid { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(entry_and_modify)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `entry_and_modify` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(entry_and_modify)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `a17d22` due to 2 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "795f67d42d4aebd7e58b3051c820a4f30e17c39bd5c4cf7e5f6d74ea27128bb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "795f67d42d4aebd7e58b3051c820a4f30e17c39bd5c4cf7e5f6d74ea27128bb5", kill_on_drop: false }` [INFO] [stdout] 795f67d42d4aebd7e58b3051c820a4f30e17c39bd5c4cf7e5f6d74ea27128bb5