[INFO] fetching crate thin 0.2.0... [INFO] testing thin-0.2.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate thin 0.2.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate thin 0.2.0 [INFO] finished tweaking crates.io crate thin 0.2.0 [INFO] tweaked toml for crates.io crate thin 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate thin 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 2 packages to latest compatible versions [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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 59889ee8a495f34e0ee6f42892b24ced3b2b604bb60af5caf67565cd56a63dd7 [INFO] running `Command { std: "docker" "start" "-a" "59889ee8a495f34e0ee6f42892b24ced3b2b604bb60af5caf67565cd56a63dd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59889ee8a495f34e0ee6f42892b24ced3b2b604bb60af5caf67565cd56a63dd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59889ee8a495f34e0ee6f42892b24ced3b2b604bb60af5caf67565cd56a63dd7", kill_on_drop: false }` [INFO] [stdout] 59889ee8a495f34e0ee6f42892b24ced3b2b604bb60af5caf67565cd56a63dd7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3795c03cac34f2b8851f8336ab577ee7f595cc52874e1e8e51fa5302c4462eae [INFO] running `Command { std: "docker" "start" "-a" "3795c03cac34f2b8851f8336ab577ee7f595cc52874e1e8e51fa5302c4462eae", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling fn_move v0.1.0 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/fn_move-0.1.0/src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(fn_traits, unboxed_closures)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/fn_move-0.1.0/src/lib.rs:12:25 [INFO] [stdout] | [INFO] [stdout] 12 | pub trait FnMove: FnOnce { [INFO] [stdout] | ^^^^^^^^^^^^ the trait `Tuple` is not implemented for `Args` [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `FnOnce` [INFO] [stdout] --> /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:242:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/fn_move-0.1.0/src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | unsafe fn call_move(&mut self, args: Args) -> Self::Output { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Tuple` is not implemented for `Args` [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `FnOnce` [INFO] [stdout] --> /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:242:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/fn_move-0.1.0/src/lib.rs:21:43 [INFO] [stdout] | [INFO] [stdout] 21 | impl FnMove for F where F: FnOnce { [INFO] [stdout] | ^^^^^^^^^^^^ the trait `Tuple` is not implemented for `Args` [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `FnOnce` [INFO] [stdout] --> /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:242:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: `Args` is not a tuple [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/fn_move-0.1.0/src/lib.rs:24:35 [INFO] [stdout] | [INFO] [stdout] 24 | ptr::read(self).call_once(args) [INFO] [stdout] | --------- ^^^^ the trait `Tuple` is not implemented for `Args` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `call_once` [INFO] [stdout] --> /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0059, E0277, E0554. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0059`. [INFO] [stdout] [INFO] [stderr] error: could not compile `fn_move` (lib) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "3795c03cac34f2b8851f8336ab577ee7f595cc52874e1e8e51fa5302c4462eae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3795c03cac34f2b8851f8336ab577ee7f595cc52874e1e8e51fa5302c4462eae", kill_on_drop: false }` [INFO] [stdout] 3795c03cac34f2b8851f8336ab577ee7f595cc52874e1e8e51fa5302c4462eae