[INFO] crate gearley 0.0.1 is already in cache [INFO] extracting crate gearley 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/gearley/0.0.1 [INFO] extracting crate gearley 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gearley/0.0.1 [INFO] validating manifest of gearley-0.0.1 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of gearley-0.0.1 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing gearley-0.0.1 [INFO] finished frobbing gearley-0.0.1 [INFO] frobbed toml for gearley-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/gearley/0.0.1/Cargo.toml [INFO] started frobbing gearley-0.0.1 [INFO] finished frobbing gearley-0.0.1 [INFO] frobbed toml for gearley-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gearley/0.0.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing gearley-0.0.1 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gearley/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 83f4016d5254f5f387fb11febc5a61061470a54b173a007a03106914e701ee0b [INFO] running `"docker" "start" "-a" "83f4016d5254f5f387fb11febc5a61061470a54b173a007a03106914e701ee0b"` [INFO] [stderr] Compiling gearley v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: type annotations needed [INFO] [stderr] --> src/forest/depth_first/cartesian_product.rs:26:41 [INFO] [stderr] | [INFO] [stderr] 26 | *ptr = &*(*ptr as *const _).offset(1); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(tyvar_behind_raw_pointer)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stderr] = note: for more information, see issue #46906 [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/grammar.rs:623:26 [INFO] [stderr] | [INFO] [stderr] 623 | for (rule, ((((((mut dst_rule, eval), event1), event2), nulling), t1), t2)) [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/grammar.rs:652:13 [INFO] [stderr] | [INFO] [stderr] 652 | let mut slices = self.as_slices_mut(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/grammar.rs:679:13 [INFO] [stderr] | [INFO] [stderr] 679 | let mut prediction_matrix = &mut slices.prediction_matrix; [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning[E0502]: cannot borrow `*self.g` as immutable because it is also borrowed as mutable [INFO] [stderr] --> src/recognizer.rs:113:64 [INFO] [stderr] | [INFO] [stderr] 107 | let mut completions = self.completions(); [INFO] [stderr] | ---- mutable borrow occurs here [INFO] [stderr] 108 | while let Some(mut completion) = completions.next_completion() { [INFO] [stderr] | ----------- mutable borrow later used here [INFO] [stderr] ... [INFO] [stderr] 113 | if completion.origin == 0 && completion.lhs_sym == self.g.start_sym() { [INFO] [stderr] | ^^^^^^ immutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.83s [INFO] running `"docker" "inspect" "83f4016d5254f5f387fb11febc5a61061470a54b173a007a03106914e701ee0b"` [INFO] running `"docker" "rm" "-f" "83f4016d5254f5f387fb11febc5a61061470a54b173a007a03106914e701ee0b"` [INFO] [stdout] 83f4016d5254f5f387fb11febc5a61061470a54b173a007a03106914e701ee0b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gearley/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 64285626ec50431ec149b68db7d7453d0b3727ecaa06162239702b2e1d346e62 [INFO] running `"docker" "start" "-a" "64285626ec50431ec149b68db7d7453d0b3727ecaa06162239702b2e1d346e62"` [INFO] [stderr] Compiling gearley v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> tests/grammars/ambiguous_arith.rs:55:1 [INFO] [stderr] | [INFO] [stderr] 55 | / macro_rules! ambiguous_arith_rhs_elem { [INFO] [stderr] 56 | | ('+') => (0); [INFO] [stderr] 57 | | ('-') => (1); [INFO] [stderr] 58 | | ('*') => (2); [INFO] [stderr] ... | [INFO] [stderr] 70 | | ($e:expr) => ($e); [INFO] [stderr] 71 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_macros)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> tests/grammars/ambiguous_arith.rs:73:1 [INFO] [stderr] | [INFO] [stderr] 73 | / macro_rules! ambiguous_arith { [INFO] [stderr] 74 | | ($($e:tt)+) => ( [INFO] [stderr] 75 | | &[$(ambiguous_arith_rhs_elem!($e) + 3,)+] [INFO] [stderr] 76 | | ) [INFO] [stderr] 77 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> tests/grammars/precedenced_arith.rs:50:1 [INFO] [stderr] | [INFO] [stderr] 50 | / macro_rules! precedenced_arith_rhs_elem { [INFO] [stderr] 51 | | ('+') => (0); [INFO] [stderr] 52 | | ('-') => (1); [INFO] [stderr] 53 | | ('*') => (2); [INFO] [stderr] ... | [INFO] [stderr] 67 | | ($e:expr) => ($e); [INFO] [stderr] 68 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> tests/grammars/precedenced_arith.rs:70:1 [INFO] [stderr] | [INFO] [stderr] 70 | / macro_rules! precedenced_arith { [INFO] [stderr] 71 | | ($($e:tt)+) => ( [INFO] [stderr] 72 | | &[$(precedenced_arith_rhs_elem!($e) + 4,)+] [INFO] [stderr] 73 | | ) [INFO] [stderr] 74 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> tests/grammars/ambiguous_arith.rs:55:1 [INFO] [stderr] | [INFO] [stderr] 55 | / macro_rules! ambiguous_arith_rhs_elem { [INFO] [stderr] 56 | | ('+') => (0); [INFO] [stderr] 57 | | ('-') => (1); [INFO] [stderr] 58 | | ('*') => (2); [INFO] [stderr] ... | [INFO] [stderr] 70 | | ($e:expr) => ($e); [INFO] [stderr] 71 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_macros)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> tests/grammars/ambiguous_arith.rs:73:1 [INFO] [stderr] | [INFO] [stderr] 73 | / macro_rules! ambiguous_arith { [INFO] [stderr] 74 | | ($($e:tt)+) => ( [INFO] [stderr] 75 | | &[$(ambiguous_arith_rhs_elem!($e) + 3,)+] [INFO] [stderr] 76 | | ) [INFO] [stderr] 77 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> tests/grammars/precedenced_arith.rs:50:1 [INFO] [stderr] | [INFO] [stderr] 50 | / macro_rules! precedenced_arith_rhs_elem { [INFO] [stderr] 51 | | ('+') => (0); [INFO] [stderr] 52 | | ('-') => (1); [INFO] [stderr] 53 | | ('*') => (2); [INFO] [stderr] ... | [INFO] [stderr] 67 | | ($e:expr) => ($e); [INFO] [stderr] 68 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> tests/grammars/precedenced_arith.rs:70:1 [INFO] [stderr] | [INFO] [stderr] 70 | / macro_rules! precedenced_arith { [INFO] [stderr] 71 | | ($($e:tt)+) => ( [INFO] [stderr] 72 | | &[$(precedenced_arith_rhs_elem!($e) + 4,)+] [INFO] [stderr] 73 | | ) [INFO] [stderr] 74 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> tests/grammars/ambiguous_arith.rs:55:1 [INFO] [stderr] | [INFO] [stderr] 55 | / macro_rules! ambiguous_arith_rhs_elem { [INFO] [stderr] 56 | | ('+') => (0); [INFO] [stderr] 57 | | ('-') => (1); [INFO] [stderr] 58 | | ('*') => (2); [INFO] [stderr] ... | [INFO] [stderr] 70 | | ($e:expr) => ($e); [INFO] [stderr] 71 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_macros)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> tests/grammars/ambiguous_arith.rs:73:1 [INFO] [stderr] | [INFO] [stderr] 73 | / macro_rules! ambiguous_arith { [INFO] [stderr] 74 | | ($($e:tt)+) => ( [INFO] [stderr] 75 | | &[$(ambiguous_arith_rhs_elem!($e) + 3,)+] [INFO] [stderr] 76 | | ) [INFO] [stderr] 77 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> tests/grammars/precedenced_arith.rs:50:1 [INFO] [stderr] | [INFO] [stderr] 50 | / macro_rules! precedenced_arith_rhs_elem { [INFO] [stderr] 51 | | ('+') => (0); [INFO] [stderr] 52 | | ('-') => (1); [INFO] [stderr] 53 | | ('*') => (2); [INFO] [stderr] ... | [INFO] [stderr] 67 | | ($e:expr) => ($e); [INFO] [stderr] 68 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> tests/grammars/precedenced_arith.rs:70:1 [INFO] [stderr] | [INFO] [stderr] 70 | / macro_rules! precedenced_arith { [INFO] [stderr] 71 | | ($($e:tt)+) => ( [INFO] [stderr] 72 | | &[$(precedenced_arith_rhs_elem!($e) + 4,)+] [INFO] [stderr] 73 | | ) [INFO] [stderr] 74 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: type annotations needed [INFO] [stderr] --> src/forest/depth_first/cartesian_product.rs:26:41 [INFO] [stderr] | [INFO] [stderr] 26 | *ptr = &*(*ptr as *const _).offset(1); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(tyvar_behind_raw_pointer)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stderr] = note: for more information, see issue #46906 [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/grammar.rs:623:26 [INFO] [stderr] | [INFO] [stderr] 623 | for (rule, ((((((mut dst_rule, eval), event1), event2), nulling), t1), t2)) [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/grammar.rs:652:13 [INFO] [stderr] | [INFO] [stderr] 652 | let mut slices = self.as_slices_mut(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/grammar.rs:679:13 [INFO] [stderr] | [INFO] [stderr] 679 | let mut prediction_matrix = &mut slices.prediction_matrix; [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning[E0502]: cannot borrow `*self.g` as immutable because it is also borrowed as mutable [INFO] [stderr] --> src/recognizer.rs:113:64 [INFO] [stderr] | [INFO] [stderr] 107 | let mut completions = self.completions(); [INFO] [stderr] | ---- mutable borrow occurs here [INFO] [stderr] 108 | while let Some(mut completion) = completions.next_completion() { [INFO] [stderr] | ----------- mutable borrow later used here [INFO] [stderr] ... [INFO] [stderr] 113 | if completion.origin == 0 && completion.lhs_sym == self.g.start_sym() { [INFO] [stderr] | ^^^^^^ immutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.61s [INFO] running `"docker" "inspect" "64285626ec50431ec149b68db7d7453d0b3727ecaa06162239702b2e1d346e62"` [INFO] running `"docker" "rm" "-f" "64285626ec50431ec149b68db7d7453d0b3727ecaa06162239702b2e1d346e62"` [INFO] [stdout] 64285626ec50431ec149b68db7d7453d0b3727ecaa06162239702b2e1d346e62 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gearley/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 602fa620b4a1ba7756e237a5856b97c2a46e8195275da00feefba11b8de2de50 [INFO] running `"docker" "start" "-a" "602fa620b4a1ba7756e237a5856b97c2a46e8195275da00feefba11b8de2de50"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/gearley-6b614b80351806f1 [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/test_nulling-526455f105e4c371 [INFO] [stdout] running 2 tests [INFO] [stdout] test forest::depth_first::cartesian_product::test_cartesian_product ... ok [INFO] [stdout] test events::test_prediction_events ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test_trivial_grammar ... ok [INFO] [stderr] Running /opt/crater/target/debug/deps/test_recognizer-99910253ff06fab2 [INFO] [stdout] test test_grammar_with_nulling_intermediate ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test_recognize_nested ... ok [INFO] [stdout] test test_recognize_reset ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/test_sequence-cf95819557b5b6e6 [INFO] [stdout] running 1 test [INFO] [stdout] test test_sequence ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/tests-d4203b953ae51da9 [INFO] [stdout] running 2 tests [INFO] [stdout] test test_ambiguous_arithmetic ... ok [INFO] [stderr] Doc-tests gearley [INFO] [stdout] test test_precedenced_arith ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "602fa620b4a1ba7756e237a5856b97c2a46e8195275da00feefba11b8de2de50"` [INFO] running `"docker" "rm" "-f" "602fa620b4a1ba7756e237a5856b97c2a46e8195275da00feefba11b8de2de50"` [INFO] [stdout] 602fa620b4a1ba7756e237a5856b97c2a46e8195275da00feefba11b8de2de50