[INFO] fetching crate lua_semantics 0.9.0... [INFO] testing lua_semantics-0.9.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate lua_semantics 0.9.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate lua_semantics 0.9.0 [INFO] finished tweaking crates.io crate lua_semantics 0.9.0 [INFO] tweaked toml for crates.io crate lua_semantics 0.9.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate lua_semantics 0.9.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate lua_semantics 0.9.0 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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 678618fcb43b5655ddc7ee26c259ce3a1d71b984b3b93227a35bee823d4f22e7 [INFO] running `Command { std: "docker" "start" "-a" "678618fcb43b5655ddc7ee26c259ce3a1d71b984b3b93227a35bee823d4f22e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "678618fcb43b5655ddc7ee26c259ce3a1d71b984b3b93227a35bee823d4f22e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "678618fcb43b5655ddc7ee26c259ce3a1d71b984b3b93227a35bee823d4f22e7", kill_on_drop: false }` [INFO] [stdout] 678618fcb43b5655ddc7ee26c259ce3a1d71b984b3b93227a35bee823d4f22e7 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 15c1031004ed62e6745aaabe155bcdd2b1a7b58748dd7d37767eb7caac43cdae [INFO] running `Command { std: "docker" "start" "-a" "15c1031004ed62e6745aaabe155bcdd2b1a7b58748dd7d37767eb7caac43cdae", kill_on_drop: false }` [INFO] [stderr] Compiling rustc-hash v2.1.1 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling lua_tokenizer v0.5.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Compiling rusty_lr_core v3.32.0 [INFO] [stderr] Compiling rusty_lr_parser v3.56.0 [INFO] [stderr] Compiling rusty_lr_derive v2.35.0 [INFO] [stderr] Compiling rusty_lr v3.27.0 [INFO] [stderr] Compiling lua_parser v0.10.0 [INFO] [stderr] Compiling lua_semantics v0.9.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.61s [INFO] running `Command { std: "docker" "inspect" "15c1031004ed62e6745aaabe155bcdd2b1a7b58748dd7d37767eb7caac43cdae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15c1031004ed62e6745aaabe155bcdd2b1a7b58748dd7d37767eb7caac43cdae", kill_on_drop: false }` [INFO] [stdout] 15c1031004ed62e6745aaabe155bcdd2b1a7b58748dd7d37767eb7caac43cdae [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3691b438828b85fec475e419ebe3da197dc0be6c1dd21957078aa3f9a3b05960 [INFO] running `Command { std: "docker" "start" "-a" "3691b438828b85fec475e419ebe3da197dc0be6c1dd21957078aa3f9a3b05960", kill_on_drop: false }` [INFO] [stderr] Compiling lua_semantics v0.9.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "3691b438828b85fec475e419ebe3da197dc0be6c1dd21957078aa3f9a3b05960", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3691b438828b85fec475e419ebe3da197dc0be6c1dd21957078aa3f9a3b05960", kill_on_drop: false }` [INFO] [stdout] 3691b438828b85fec475e419ebe3da197dc0be6c1dd21957078aa3f9a3b05960 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5ecb0689fadfdee341b31dc47cf9df600752397fd146a89e5bfc0f2b8b40d62b [INFO] running `Command { std: "docker" "start" "-a" "5ecb0689fadfdee341b31dc47cf9df600752397fd146a89e5bfc0f2b8b40d62b", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lua_semantics-cbf9d4dfd4139801) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests lua_semantics [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 1) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 1) stdout ---- [INFO] [stdout] error: unexpected token: `...` [INFO] [stdout] --> src/lib.rs:4:36 [INFO] [stdout] | [INFO] [stdout] 6 | let block = lua_parser::parse_str( ... )?; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: use `..` for an exclusive range [INFO] [stdout] | [INFO] [stdout] 6 - let block = lua_parser::parse_str( ... )?; [INFO] [stdout] 6 + let block = lua_parser::parse_str( .. )?; [INFO] [stdout] | [INFO] [stdout] help: or `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] 6 - let block = lua_parser::parse_str( ... )?; [INFO] [stdout] 6 + let block = lua_parser::parse_str( ..= )?; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0586]: inclusive range with no end [INFO] [stdout] --> src/lib.rs:4:36 [INFO] [stdout] | [INFO] [stdout] 6 | let block = lua_parser::parse_str( ... )?; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: inclusive ranges must be bounded at the end (`..=b` or `a..=b`) [INFO] [stdout] help: use `..` instead [INFO] [stdout] | [INFO] [stdout] 6 - let block = lua_parser::parse_str( ... )?; [INFO] [stdout] 6 + let block = lua_parser::parse_str( .. )?; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/lib.rs:4:41 [INFO] [stdout] | [INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_1_0() { [INFO] [stdout] | --------------------------------- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] 5 | // type of `lua_parser::Block` [INFO] [stdout] 6 | let block = lua_parser::parse_str( ... )?; [INFO] [stdout] | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] | [INFO] [stdout] help: consider adding return type [INFO] [stdout] | [INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_1_0() -> Result<(), Box> { [INFO] [stdout] 5 | // type of `lua_parser::Block` [INFO] [stdout] ... [INFO] [stdout] 9 | let enhanced_ast = lua_semantics::process(block)?; [INFO] [stdout] 10+ Ok(()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/lib.rs:7:49 [INFO] [stdout] | [INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_1_0() { [INFO] [stdout] | --------------------------------- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] ... [INFO] [stdout] 9 | let enhanced_ast = lua_semantics::process(block)?; [INFO] [stdout] | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] | [INFO] [stdout] help: consider adding return type [INFO] [stdout] | [INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_1_0() -> Result<(), Box> { [INFO] [stdout] 5 | // type of `lua_parser::Block` [INFO] [stdout] ... [INFO] [stdout] 9 | let enhanced_ast = lua_semantics::process(block)?; [INFO] [stdout] 10+ Ok(()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0586. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 1) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "5ecb0689fadfdee341b31dc47cf9df600752397fd146a89e5bfc0f2b8b40d62b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ecb0689fadfdee341b31dc47cf9df600752397fd146a89e5bfc0f2b8b40d62b", kill_on_drop: false }` [INFO] [stdout] 5ecb0689fadfdee341b31dc47cf9df600752397fd146a89e5bfc0f2b8b40d62b