[INFO] cloning repository https://github.com/kekonen/playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kekonen/playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkekonen%2Fplayground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkekonen%2Fplayground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f162082004c9d03044428fa9f6c3d81168ad5c58 [INFO] testing kekonen/playground against beta-2025-09-21 for beta-1.91-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkekonen%2Fplayground" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/kekonen/playground [INFO] finished tweaking git repo https://github.com/kekonen/playground [INFO] tweaked toml for git repo https://github.com/kekonen/playground written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/kekonen/playground on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/kekonen/playground 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] be027005eb76b04b28b399c0b8b50266c23314e4cca496b1440284ef49b5149e [INFO] running `Command { std: "docker" "start" "-a" "be027005eb76b04b28b399c0b8b50266c23314e4cca496b1440284ef49b5149e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be027005eb76b04b28b399c0b8b50266c23314e4cca496b1440284ef49b5149e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be027005eb76b04b28b399c0b8b50266c23314e4cca496b1440284ef49b5149e", kill_on_drop: false }` [INFO] [stdout] be027005eb76b04b28b399c0b8b50266c23314e4cca496b1440284ef49b5149e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 447620dcd55066780f607b207bf514ab0e437ac5e24888f543af03ebb41a6a18 [INFO] running `Command { std: "docker" "start" "-a" "447620dcd55066780f607b207bf514ab0e437ac5e24888f543af03ebb41a6a18", kill_on_drop: false }` [INFO] [stderr] Compiling playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `skip` is never used [INFO] [stdout] --> src/main.rs:105:8 [INFO] [stdout] | [INFO] [stdout] 64 | impl RoundRobin { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 105 | fn skip(&self, hops: usize) -> bool { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `max` is never read [INFO] [stdout] --> src/main.rs:139:5 [INFO] [stdout] | [INFO] [stdout] 135 | struct Solver2 + Overlappable + Ord + PartialEq + PartialOrd + Clone + std::fmt::Debug, Y: Similarable + Ord... [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 139 | max: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Solver2` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s [INFO] running `Command { std: "docker" "inspect" "447620dcd55066780f607b207bf514ab0e437ac5e24888f543af03ebb41a6a18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "447620dcd55066780f607b207bf514ab0e437ac5e24888f543af03ebb41a6a18", kill_on_drop: false }` [INFO] [stdout] 447620dcd55066780f607b207bf514ab0e437ac5e24888f543af03ebb41a6a18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ebd2c2d791dc3625796d65ba13f38707f41fc28660b59d0d44687c1bb9fd53d [INFO] running `Command { std: "docker" "start" "-a" "6ebd2c2d791dc3625796d65ba13f38707f41fc28660b59d0d44687c1bb9fd53d", kill_on_drop: false }` [INFO] [stderr] Compiling playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Unit` in this scope [INFO] [stdout] --> src/lib.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | Unit{name: String::from("A"), capacity: 2}, [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Unit` in this scope [INFO] [stdout] --> src/lib.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | Unit{name: String::from("B"), capacity: 2}, [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Unit` in this scope [INFO] [stdout] --> src/lib.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | Unit{name: String::from("C"), capacity: 2}, [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Reservation` in this scope [INFO] [stdout] --> src/lib.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | Reservation{name: String::from("Y"), weight: 2, min: 2, max: 5}, [INFO] [stdout] | ^^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Reservation` in this scope [INFO] [stdout] --> src/lib.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | Reservation{name: String::from("Z"), weight: 2, min: 2, max: 5} [INFO] [stdout] | ^^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/lib.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Solver2` [INFO] [stdout] --> src/lib.rs:18:26 [INFO] [stdout] | [INFO] [stdout] 18 | let mut solver = Solver2::new(reservations, units); [INFO] [stdout] | ^^^^^^^ use of undeclared type `Solver2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0422, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0422`. [INFO] [stdout] [INFO] [stderr] error: could not compile `playground` (lib test) due to 6 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: method `skip` is never used [INFO] [stdout] --> src/main.rs:105:8 [INFO] [stdout] | [INFO] [stdout] 64 | impl RoundRobin { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 105 | fn skip(&self, hops: usize) -> bool { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `max` is never read [INFO] [stdout] --> src/main.rs:139:5 [INFO] [stdout] | [INFO] [stdout] 135 | struct Solver2 + Overlappable + Ord + PartialEq + PartialOrd + Clone + std::fmt::Debug, Y: Similarable + Ord... [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 139 | max: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Solver2` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6ebd2c2d791dc3625796d65ba13f38707f41fc28660b59d0d44687c1bb9fd53d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ebd2c2d791dc3625796d65ba13f38707f41fc28660b59d0d44687c1bb9fd53d", kill_on_drop: false }` [INFO] [stdout] 6ebd2c2d791dc3625796d65ba13f38707f41fc28660b59d0d44687c1bb9fd53d