[INFO] fetching crate hctr2 0.2.0... [INFO] checking hctr2-0.2.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate hctr2 0.2.0 into /workspace/builds/worker-7-tc2/source [INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml [INFO] started tweaking crates.io crate hctr2 0.2.0 [INFO] finished tweaking crates.io crate hctr2 0.2.0 [INFO] tweaked toml for crates.io crate hctr2 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate hctr2 0.2.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 27 packages to latest compatible versions [INFO] [stderr] Adding generic-array v0.14.7 (available: v1.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2cd7eeb4cc213a999db12def984ac18fd8ef4bb67323d4123952ffc9e4b51a49 [INFO] running `Command { std: "docker" "start" "-a" "2cd7eeb4cc213a999db12def984ac18fd8ef4bb67323d4123952ffc9e4b51a49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2cd7eeb4cc213a999db12def984ac18fd8ef4bb67323d4123952ffc9e4b51a49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2cd7eeb4cc213a999db12def984ac18fd8ef4bb67323d4123952ffc9e4b51a49", kill_on_drop: false }` [INFO] [stdout] 2cd7eeb4cc213a999db12def984ac18fd8ef4bb67323d4123952ffc9e4b51a49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 396c4891d70cf8b620ff43bcb0b1923c90eff654f12ea502dd7e7ca8501c1645 [INFO] running `Command { std: "docker" "start" "-a" "396c4891d70cf8b620ff43bcb0b1923c90eff654f12ea502dd7e7ca8501c1645", kill_on_drop: false }` [INFO] [stderr] Checking cipher v0.4.4 [INFO] [stderr] Checking universal-hash v0.5.1 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking polyval v0.6.2 [INFO] [stderr] Checking aes v0.8.4 [INFO] [stderr] Checking hctr2 v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/lib.rs:304:12 [INFO] [stdout] | [INFO] [stdout] 304 | if let Some(n) = self.tweak_len && n == tweak.len() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | #![feature(let_chains)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `slice_as_chunks` has been stable since 1.88.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | #![feature(slice_as_chunks)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `array_chunks` [INFO] [stdout] --> src/lib.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | #![feature(array_chunks)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `split_array_ref` found for reference `&[u8]` in the current scope [INFO] [stdout] --> src/lib.rs:152:26 [INFO] [stdout] | [INFO] [stdout] 152 | let (M, N) = src.split_array_ref::(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: there is a method `split_at` with a similar name, but with different arguments [INFO] [stdout] --> /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/slice/mod.rs:1946:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `split_array_mut` found for mutable reference `&mut [u8]` in the current scope [INFO] [stdout] --> src/lib.rs:180:26 [INFO] [stdout] | [INFO] [stdout] 180 | let (U, V) = dst.split_array_mut::(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: there is a method `split_mut` with a similar name, but with different arguments [INFO] [stdout] --> /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/slice/mod.rs:2260:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `split_array_mut` found for mutable reference `&mut [u8]` in the current scope [INFO] [stdout] --> src/lib.rs:238:27 [INFO] [stdout] | [INFO] [stdout] 238 | let (M, N) = data.split_array_mut::(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: there is a method `split_mut` with a similar name, but with different arguments [INFO] [stdout] --> /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/slice/mod.rs:2260:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:271:24 [INFO] [stdout] | [INFO] [stdout] 271 | xor_block_into(M, &UU.into(), &state.finalize_reset().into()); [INFO] [stdout] | -------------- ^ types differ in mutability [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected mutable reference `&mut _` [INFO] [stdout] found reference `&_` [INFO] [stdout] note: function defined here [INFO] [stdout] --> src/lib.rs:366:4 [INFO] [stdout] | [INFO] [stdout] 366 | fn xor_block_into(z: &mut [u8; N], x: &[u8; N], y: &[u8; N]) { [INFO] [stdout] | ^^^^^^^^^^^^^^ --------------- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `hctr2` (lib) due to 6 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "396c4891d70cf8b620ff43bcb0b1923c90eff654f12ea502dd7e7ca8501c1645", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "396c4891d70cf8b620ff43bcb0b1923c90eff654f12ea502dd7e7ca8501c1645", kill_on_drop: false }` [INFO] [stdout] 396c4891d70cf8b620ff43bcb0b1923c90eff654f12ea502dd7e7ca8501c1645