[INFO] fetching crate antlr4rust 0.3.0-beta3... [INFO] checking antlr4rust-0.3.0-beta3 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate antlr4rust 0.3.0-beta3 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate antlr4rust 0.3.0-beta3 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate antlr4rust 0.3.0-beta3 [INFO] tweaked toml for crates.io crate antlr4rust 0.3.0-beta3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate antlr4rust 0.3.0-beta3 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate antlr4rust 0.3.0-beta3 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded better_any v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c8482550eb3f85087390483ef453a05505c897e39bb18252d8cf3b014ae1b6fb [INFO] running `Command { std: "docker" "start" "-a" "c8482550eb3f85087390483ef453a05505c897e39bb18252d8cf3b014ae1b6fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8482550eb3f85087390483ef453a05505c897e39bb18252d8cf3b014ae1b6fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8482550eb3f85087390483ef453a05505c897e39bb18252d8cf3b014ae1b6fb", kill_on_drop: false }` [INFO] [stdout] c8482550eb3f85087390483ef453a05505c897e39bb18252d8cf3b014ae1b6fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b6f9f4f6680fade922a326211eda6fc3c3b78a12a0ad1e7d40d31c65b0ec66da [INFO] running `Command { std: "docker" "start" "-a" "b6f9f4f6680fade922a326211eda6fc3c3b78a12a0ad1e7d40d31c65b0ec66da", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking smallvec v1.15.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking bit-vec v0.8.0 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking uuid v1.17.0 [INFO] [stderr] Checking typed-arena v2.0.2 [INFO] [stderr] Checking better_any v0.2.0 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking murmur3 v0.4.1 [INFO] [stderr] Checking bit-set v0.8.0 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking antlr4rust v0.3.0-beta3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused attribute `allow` [INFO] [stdout] --> src/token_factory.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | #[allow(non_upper_case_globals)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `lazy_static` [INFO] [stdout] --> src/token_factory.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | lazy_static! { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute `allow` [INFO] [stdout] --> src/token_factory.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | #[allow(non_upper_case_globals)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `lazy_static` [INFO] [stdout] --> src/token_factory.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | lazy_static! { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/error_strategy.rs:585:13 [INFO] [stdout] | [INFO] [stdout] 581 | / loop { [INFO] [stdout] 582 | | ctx.set_exception(e.clone()); [INFO] [stdout] 583 | | ctx = ctx.get_parent()? [INFO] [stdout] 584 | | } [INFO] [stdout] | |_____________- any code following this expression is unreachable [INFO] [stdout] 585 | Some(()) [INFO] [stdout] | ^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/error_strategy.rs:585:13 [INFO] [stdout] | [INFO] [stdout] 581 | / loop { [INFO] [stdout] 582 | | ctx.set_exception(e.clone()); [INFO] [stdout] 583 | | ctx = ctx.get_parent()? [INFO] [stdout] 584 | | } [INFO] [stdout] | |_____________- any code following this expression is unreachable [INFO] [stdout] 585 | Some(()) [INFO] [stdout] | ^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rule_names` [INFO] [stdout] --> src/tree.rs:142:29 [INFO] [stdout] | [INFO] [stdout] 142 | fn get_node_text(&self, rule_names: &[&str]) -> String { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rule_names` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `aggregate` [INFO] [stdout] --> src/tree.rs:292:33 [INFO] [stdout] | [INFO] [stdout] 292 | fn aggregate_results(&self, aggregate: Self::Return, next: Self::Return) -> Self::Return { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_aggregate` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/tree.rs:298:9 [INFO] [stdout] | [INFO] [stdout] 298 | node: &>::Type, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `current` [INFO] [stdout] --> src/tree.rs:299:9 [INFO] [stdout] | [INFO] [stdout] 299 | current: &Self::Return, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rule_names` [INFO] [stdout] --> src/tree.rs:142:29 [INFO] [stdout] | [INFO] [stdout] 142 | fn get_node_text(&self, rule_names: &[&str]) -> String { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rule_names` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `aggregate` [INFO] [stdout] --> src/tree.rs:292:33 [INFO] [stdout] | [INFO] [stdout] 292 | fn aggregate_results(&self, aggregate: Self::Return, next: Self::Return) -> Self::Return { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_aggregate` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/tree.rs:298:9 [INFO] [stdout] | [INFO] [stdout] 298 | node: &>::Type, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `current` [INFO] [stdout] --> src/tree.rs:299:9 [INFO] [stdout] | [INFO] [stdout] 299 | current: &Self::Return, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `read_only` and `generate_rule_bypass_transitions` are never read [INFO] [stdout] --> src/atn_deserialization_options.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct ATNDeserializationOptions { [INFO] [stdout] | ------------------------- fields in this struct [INFO] [stdout] 3 | read_only: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 4 | verify_atn: bool, [INFO] [stdout] 5 | generate_rule_bypass_transitions: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ATNDeserializationOptions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `drop` is never used [INFO] [stdout] --> src/dfa.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub(crate) trait ScopeExt: Sized { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 33 | fn drop(self) {} [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `predicate_index` is never read [INFO] [stdout] --> src/errors.rs:225:5 [INFO] [stdout] | [INFO] [stdout] 222 | pub struct FailedPredicateError { [INFO] [stdout] | -------------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 225 | predicate_index: isize, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FailedPredicateError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Sealed` is never used [INFO] [stdout] --> src/utils.rs:18:11 [INFO] [stdout] | [INFO] [stdout] 18 | pub trait Sealed {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `read_only` and `generate_rule_bypass_transitions` are never read [INFO] [stdout] --> src/atn_deserialization_options.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct ATNDeserializationOptions { [INFO] [stdout] | ------------------------- fields in this struct [INFO] [stdout] 3 | read_only: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 4 | verify_atn: bool, [INFO] [stdout] 5 | generate_rule_bypass_transitions: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ATNDeserializationOptions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `drop` is never used [INFO] [stdout] --> src/dfa.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub(crate) trait ScopeExt: Sized { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 33 | fn drop(self) {} [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `predicate_index` is never read [INFO] [stdout] --> src/errors.rs:225:5 [INFO] [stdout] | [INFO] [stdout] 222 | pub struct FailedPredicateError { [INFO] [stdout] | -------------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 225 | predicate_index: isize, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FailedPredicateError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Sealed` is never used [INFO] [stdout] --> src/utils.rs:18:11 [INFO] [stdout] | [INFO] [stdout] 18 | pub trait Sealed {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> tests/perf.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> tests/visitors_tests.rs:128:17 [INFO] [stdout] | [INFO] [stdout] 128 | node: &>::Type, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> tests/visitors_tests.rs:179:17 [INFO] [stdout] | [INFO] [stdout] 179 | node: &>::Type, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `current` [INFO] [stdout] --> tests/visitors_tests.rs:180:17 [INFO] [stdout] | [INFO] [stdout] 180 | current: &Self::Return, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `aggregate` [INFO] [stdout] --> tests/visitors_tests.rs:206:17 [INFO] [stdout] | [INFO] [stdout] 206 | aggregate: Self::Return, [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_aggregate` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> tests/visitors_tests.rs:207:17 [INFO] [stdout] | [INFO] [stdout] 207 | next: Self::Return, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TestVisitorUnit` is never constructed [INFO] [stdout] --> tests/visitors_tests.rs:140:16 [INFO] [stdout] | [INFO] [stdout] 140 | struct TestVisitorUnit(String); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_should_not_visit_EOF` should have a snake case name [INFO] [stdout] --> tests/visitors_tests.rs:106:8 [INFO] [stdout] | [INFO] [stdout] 106 | fn test_should_not_visit_EOF() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_should_not_visit_eof` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> tests/general_tests.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.64s [INFO] running `Command { std: "docker" "inspect" "b6f9f4f6680fade922a326211eda6fc3c3b78a12a0ad1e7d40d31c65b0ec66da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6f9f4f6680fade922a326211eda6fc3c3b78a12a0ad1e7d40d31c65b0ec66da", kill_on_drop: false }` [INFO] [stdout] b6f9f4f6680fade922a326211eda6fc3c3b78a12a0ad1e7d40d31c65b0ec66da