[INFO] fetching crate hato 0.2.1... [INFO] testing hato-0.2.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate hato 0.2.1 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate hato 0.2.1 [INFO] finished tweaking crates.io crate hato 0.2.1 [INFO] tweaked toml for crates.io crate hato 0.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate hato 0.2.1 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 67 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.5.1 (available: v0.7.0) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [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] 261ed97468be904ba635e40911b83f8c90a52dd2d70afd76238e7556f4fb19c4 [INFO] running `Command { std: "docker" "start" "-a" "261ed97468be904ba635e40911b83f8c90a52dd2d70afd76238e7556f4fb19c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "261ed97468be904ba635e40911b83f8c90a52dd2d70afd76238e7556f4fb19c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "261ed97468be904ba635e40911b83f8c90a52dd2d70afd76238e7556f4fb19c4", kill_on_drop: false }` [INFO] [stdout] 261ed97468be904ba635e40911b83f8c90a52dd2d70afd76238e7556f4fb19c4 [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] 03d6a03d54e03b288cc5cd837dcf78fde2de2dc70788d4b880c9e8960c4c1b53 [INFO] running `Command { std: "docker" "start" "-a" "03d6a03d54e03b288cc5cd837dcf78fde2de2dc70788d4b880c9e8960c4c1b53", kill_on_drop: false }` [INFO] [stderr] Compiling equator-macro v0.4.2 [INFO] [stderr] Compiling unscrupulous v0.1.0 [INFO] [stderr] Compiling equator v0.4.2 [INFO] [stderr] Compiling aligned-vec v0.6.4 [INFO] [stderr] Compiling hato v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `pointer_structural_match` has been removed: converted into hard error, see RFC #3535 for more information [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-W pointer_structural_match` [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [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(ptr_metadata, unsize)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/lib.rs:199:71 [INFO] [stdout] | [INFO] [stdout] 199 | &*from_raw_parts(self.bytes.as_ptr().add(offset as usize).cast(), self.vtable) [INFO] [stdout] | -------------- ^^^^ cannot infer type of the type parameter `U` declared on the method `cast` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Thin` [INFO] [stdout] note: required by a bound in `std::ptr::from_raw_parts` [INFO] [stdout] --> /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ptr/metadata.rs:115:1 [INFO] [stdout] help: consider specifying the generic argument [INFO] [stdout] | [INFO] [stdout] 199 | &*from_raw_parts(self.bytes.as_ptr().add(offset as usize).cast::(), self.vtable) [INFO] [stdout] | +++++ [INFO] [stdout] help: consider removing this method call, as the receiver has type `*const u8` and `*const u8: Thin` trivially holds [INFO] [stdout] | [INFO] [stdout] 199 - &*from_raw_parts(self.bytes.as_ptr().add(offset as usize).cast(), self.vtable) [INFO] [stdout] 199 + &*from_raw_parts(self.bytes.as_ptr().add(offset as usize), self.vtable) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `*mut _` [INFO] [stdout] --> src/lib.rs:207:17 [INFO] [stdout] | [INFO] [stdout] 207 | let ptr = self.bytes.as_mut_ptr().add(offset as usize).cast(); [INFO] [stdout] | ^^^ [INFO] [stdout] 208 | &mut *from_raw_parts_mut(ptr, self.vtable) [INFO] [stdout] | ------------------ --- type must be known at this point [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Thin` [INFO] [stdout] note: required by a bound in `std::ptr::from_raw_parts_mut` [INFO] [stdout] --> /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ptr/metadata.rs:128:1 [INFO] [stdout] help: consider giving `ptr` an explicit type, where the type for type parameter `impl Thin` is specified [INFO] [stdout] | [INFO] [stdout] 207 | let ptr: *mut U = self.bytes.as_mut_ptr().add(offset as usize).cast(); [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0283, E0554. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `hato` (lib) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "03d6a03d54e03b288cc5cd837dcf78fde2de2dc70788d4b880c9e8960c4c1b53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03d6a03d54e03b288cc5cd837dcf78fde2de2dc70788d4b880c9e8960c4c1b53", kill_on_drop: false }` [INFO] [stdout] 03d6a03d54e03b288cc5cd837dcf78fde2de2dc70788d4b880c9e8960c4c1b53