[INFO] fetching crate mental-poker 0.1.0... [INFO] testing mental-poker-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate mental-poker 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate mental-poker 0.1.0 [INFO] finished tweaking crates.io crate mental-poker 0.1.0 [INFO] tweaked toml for crates.io crate mental-poker 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mental-poker 0.1.0 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 crates.io crate mental-poker 0.1.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 06abeb6904928e5bdf309e846d17fcb2c04e13580cb7bdcba7507d44502c1eda [INFO] running `Command { std: "docker" "start" "-a" "06abeb6904928e5bdf309e846d17fcb2c04e13580cb7bdcba7507d44502c1eda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "06abeb6904928e5bdf309e846d17fcb2c04e13580cb7bdcba7507d44502c1eda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06abeb6904928e5bdf309e846d17fcb2c04e13580cb7bdcba7507d44502c1eda", kill_on_drop: false }` [INFO] [stdout] 06abeb6904928e5bdf309e846d17fcb2c04e13580cb7bdcba7507d44502c1eda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9f77f6f7bca5e1a440aa2c1085c0ef505b8e9b4a071fa97dbcd361c00fa1bbfb [INFO] running `Command { std: "docker" "start" "-a" "9f77f6f7bca5e1a440aa2c1085c0ef505b8e9b4a071fa97dbcd361c00fa1bbfb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling libc v0.2.118 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Compiling cpufeatures v0.2.1 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling getrandom v0.2.4 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling crypto-common v0.1.3 [INFO] [stderr] Compiling block-buffer v0.10.2 [INFO] [stderr] Compiling digest v0.10.3 [INFO] [stderr] Compiling sha2 v0.10.2 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling mental-poker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(step_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(generic_const_exprs)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(generic_associated_types)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `generic_associated_types` has been stable since `1.65.0` and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(type_alias_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable [INFO] [stdout] --> src/game/message.rs:238:21 [INFO] [stdout] | [INFO] [stdout] 238 | type IntoIter = impl Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable [INFO] [stdout] --> src/game/message.rs:266:21 [INFO] [stdout] | [INFO] [stdout] 266 | type IntoIter = impl Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable [INFO] [stdout] --> src/game/trusting.rs:294:17 [INFO] [stdout] | [INFO] [stdout] 294 | type Iter = impl Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable [INFO] [stdout] --> src/game/trusting.rs:333:17 [INFO] [stdout] | [INFO] [stdout] 333 | type Iter = impl Iterator>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: where clause not allowed here [INFO] [stdout] --> src/game/log.rs:152:5 [INFO] [stdout] | [INFO] [stdout] 152 | / where [INFO] [stdout] 153 | | C: 'a, [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #89122 for more information [INFO] [stdout] = note: `#[warn(deprecated_where_clause_location)]` on by default [INFO] [stdout] help: move it to the end of the type declaration [INFO] [stdout] | [INFO] [stdout] 152 ~ [INFO] [stdout] 153 ~ = FinishedLogIter<'a, C> where C: 'a; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `generic_associated_types` has been stable since 1.65.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(generic_associated_types)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0053]: method `steps_between` has an incompatible type for trait [INFO] [stdout] --> src/deck.rs:103:51 [INFO] [stdout] | [INFO] [stdout] 103 | fn steps_between(start: &Self, end: &Self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^ expected `(usize, Option)`, found `Option` [INFO] [stdout] | [INFO] [stdout] = note: expected signature `fn(&deck::DeckPosition<_>, &deck::DeckPosition<_>) -> (usize, Option)` [INFO] [stdout] found signature `fn(&deck::DeckPosition<_>, &deck::DeckPosition<_>) -> Option` [INFO] [stdout] help: change the output type to match the trait [INFO] [stdout] | [INFO] [stdout] 103 - fn steps_between(start: &Self, end: &Self) -> Option { [INFO] [stdout] 103 + fn steps_between(start: &Self, end: &Self) -> (usize, Option) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/deck.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 103 | fn steps_between(start: &Self, end: &Self) -> Option { [INFO] [stdout] | ------------- expected `Option` because of return type [INFO] [stdout] 104 | usize::steps_between(&start.0, &end.0) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Option`, found `(usize, Option)` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option` [INFO] [stdout] found tuple `(usize, Option)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0053, E0308, E0554, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0053`. [INFO] [stdout] [INFO] [stderr] error: could not compile `mental-poker` (lib) due to 10 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "9f77f6f7bca5e1a440aa2c1085c0ef505b8e9b4a071fa97dbcd361c00fa1bbfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f77f6f7bca5e1a440aa2c1085c0ef505b8e9b4a071fa97dbcd361c00fa1bbfb", kill_on_drop: false }` [INFO] [stdout] 9f77f6f7bca5e1a440aa2c1085c0ef505b8e9b4a071fa97dbcd361c00fa1bbfb