[INFO] fetching crate syntax-rust 0.4.1... [INFO] testing syntax-rust-0.4.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate syntax-rust 0.4.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate syntax-rust 0.4.1 [INFO] finished tweaking crates.io crate syntax-rust 0.4.1 [INFO] tweaked toml for crates.io crate syntax-rust 0.4.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate syntax-rust 0.4.1 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 30 packages to latest compatible versions [INFO] [stderr] Adding logos v0.11.4 (available: v0.15.1) [INFO] [stderr] Adding pretty_assertions v0.6.1 (available: v1.4.1) [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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ee2985ed6fcdd38c4cd20d45861c3e8f5375b6ff86ba568aa4805350d71e7c78 [INFO] running `Command { std: "docker" "start" "-a" "ee2985ed6fcdd38c4cd20d45861c3e8f5375b6ff86ba568aa4805350d71e7c78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee2985ed6fcdd38c4cd20d45861c3e8f5375b6ff86ba568aa4805350d71e7c78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee2985ed6fcdd38c4cd20d45861c3e8f5375b6ff86ba568aa4805350d71e7c78", kill_on_drop: false }` [INFO] [stdout] ee2985ed6fcdd38c4cd20d45861c3e8f5375b6ff86ba568aa4805350d71e7c78 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 61b482e7f850810f674c8323011fa2d3e0aeae5ab9c7bb4f1aa693e4d53916bb [INFO] running `Command { std: "docker" "start" "-a" "61b482e7f850810f674c8323011fa2d3e0aeae5ab9c7bb4f1aa693e4d53916bb", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling beef v0.4.4 [INFO] [stderr] Compiling utf8-ranges v1.0.5 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling strum v0.18.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling strum_macros v0.18.0 [INFO] [stderr] Compiling smol_str v0.1.24 [INFO] [stderr] Compiling dialect v0.4.1 [INFO] [stderr] Compiling logos-derive v0.11.5 [INFO] [stderr] Compiling logos v0.11.4 [INFO] [stderr] Compiling syntax-rust v0.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.53s [INFO] running `Command { std: "docker" "inspect" "61b482e7f850810f674c8323011fa2d3e0aeae5ab9c7bb4f1aa693e4d53916bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61b482e7f850810f674c8323011fa2d3e0aeae5ab9c7bb4f1aa693e4d53916bb", kill_on_drop: false }` [INFO] [stdout] 61b482e7f850810f674c8323011fa2d3e0aeae5ab9c7bb4f1aa693e4d53916bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ad7484ee74bed19d2ceece4b1ad74e4285e65ff4447f8ef40cfe4dac5eb7e144 [INFO] running `Command { std: "docker" "start" "-a" "ad7484ee74bed19d2ceece4b1ad74e4285e65ff4447f8ef40cfe4dac5eb7e144", kill_on_drop: false }` [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling pretty_assertions v0.6.1 [INFO] [stderr] Compiling syntax-rust v0.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.30s [INFO] running `Command { std: "docker" "inspect" "ad7484ee74bed19d2ceece4b1ad74e4285e65ff4447f8ef40cfe4dac5eb7e144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad7484ee74bed19d2ceece4b1ad74e4285e65ff4447f8ef40cfe4dac5eb7e144", kill_on_drop: false }` [INFO] [stdout] ad7484ee74bed19d2ceece4b1ad74e4285e65ff4447f8ef40cfe4dac5eb7e144 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 556d790fe021dae4514088f0d47302dfd97be381666c6cca00474a37d5a7cde0 [INFO] running `Command { std: "docker" "start" "-a" "556d790fe021dae4514088f0d47302dfd97be381666c6cca00474a37d5a7cde0", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/syntax_rust-1577141fe921c480) [INFO] [stdout] running 54 tests [INFO] [stdout] test grammar::block::tests::parse_block_with_statement_and_expression ... ok [INFO] [stderr] Doc-tests syntax_rust [INFO] [stdout] test grammar::block::tests::parses_block_with_one_expression ... ok [INFO] [stdout] test grammar::block::tests::parses_block_with_unclosed_brace ... ok [INFO] [stdout] test grammar::expr::tests::parses_empty_tuple ... ok [INFO] [stdout] test grammar::expr::tests::parses_function_call ... ok [INFO] [stdout] test grammar::block::tests::parses_block_with_expression_that_throws_away_result_through_semicolon ... ok [INFO] [stdout] test grammar::expr::tests::parses_one_element_tuple ... ok [INFO] [stdout] test grammar::expr::tests::parses_parenthesised_expression ... ok [INFO] [stdout] test grammar::expr::tests::parses_tuple_with_unclosed_paren ... ok [INFO] [stdout] test grammar::expr::tests::parses_two_element_tuple_without_trailing_comma ... ok [INFO] [stdout] test grammar::expr::tests::parses_var_usage ... ok [INFO] [stdout] test grammar::item::fn_::tests::parses_fn_def_with_return_type ... ok [INFO] [stdout] test grammar::item::fn_::tests::parses_fn_def_with_empty_body ... ok [INFO] [stdout] test grammar::item::fn_::tests::parses_fn_def_with_semicolon_instead_of_body ... ok [INFO] [stdout] test grammar::item::fn_::tests::return_type_arrow_without_type_is_error ... ok [INFO] [stdout] test grammar::block::tests::parses_block_with_one_statement ... ok [INFO] [stdout] test grammar::item::tests::eats_errors_until_close_brace ... ok [INFO] [stdout] test grammar::item::trait_::tests::parses_trait_with_no_items ... ok [INFO] [stdout] test grammar::item::trait_::tests::parses_trait_with_erroneous_contents ... ok [INFO] [stdout] test lexer::tests::idents_can_start_with_an_underscore ... ok [INFO] [stdout] test lexer::tests::idents_cannot_start_with_number ... ok [INFO] [stdout] test lexer::tests::lexes_comma ... ok [INFO] [stdout] test lexer::tests::lexes_close_paren ... ok [INFO] [stdout] test lexer::tests::lexes_close_brace ... ok [INFO] [stdout] test lexer::tests::lexes_fn ... ok [INFO] [stdout] test lexer::tests::lexes_equals ... ok [INFO] [stdout] test lexer::tests::lexes_nothing ... ok [INFO] [stdout] test grammar::item::struct_::tests::parses_unit_struct ... ok [INFO] [stdout] test lexer::tests::lexes_double_colon ... ok [INFO] [stdout] test grammar::item::tests::eats_errors_until_finds_valid_keyword ... ok [INFO] [stdout] test grammar::item::tests::parses_function ... ok [INFO] [stdout] test grammar::item::tests::parses_trait ... ok [INFO] [stdout] test grammar::item::trait_::tests::parses_trait_with_several_items ... ok [INFO] [stdout] test grammar::item::trait_::tests::parses_trait_with_unclosed_brace ... ok [INFO] [stdout] test grammar::stmt::tests::parses_let_statement ... ok [INFO] [stdout] test lexer::tests::idents_are_snake_case ... ok [INFO] [stdout] test lexer::tests::lexes_let ... ok [INFO] [stdout] test grammar::item::tests::parses_struct ... ok [INFO] [stdout] test lexer::tests::lexes_open_brace ... ok [INFO] [stdout] test lexer::tests::lifetimes_cannot_start_with_number ... ok [INFO] [stdout] test lexer::tests::lexes_semicolon ... ok [INFO] [stdout] test lexer::tests::skips_carriage_returns ... ok [INFO] [stdout] test lexer::tests::skips_line_feeds ... ok [INFO] [stdout] test lexer::tests::skips_spaces ... ok [INFO] [stdout] test lexer::tests::types_cannot_start_with_number ... ok [INFO] [stdout] test lexer::tests::skips_tabs ... ok [INFO] [stdout] test lexer::tests::lexes_open_paren ... ok [INFO] [stdout] test lexer::tests::lifetimes_are_snake_case_with_quote ... ok [INFO] [stdout] test lexer::tests::types_can_start_with_an_underscore ... ok [INFO] [stdout] test lexer::tests::lifetimes_can_start_with_an_underscore ... ok [INFO] [stdout] test lexer::tests::types_are_pascal_case ... ok [INFO] [stdout] test lexer::tests::lexes_struct ... ok [INFO] [stdout] test lexer::tests::lexes_trait ... ok [INFO] [stdout] test lexer::tests::lexes_thin_arrow ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 54 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [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] running `Command { std: "docker" "inspect" "556d790fe021dae4514088f0d47302dfd97be381666c6cca00474a37d5a7cde0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "556d790fe021dae4514088f0d47302dfd97be381666c6cca00474a37d5a7cde0", kill_on_drop: false }` [INFO] [stdout] 556d790fe021dae4514088f0d47302dfd97be381666c6cca00474a37d5a7cde0