[INFO] crate gearley 0.0.1 is already in cache
[INFO] extracting crate gearley 0.0.1 into work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/reg/gearley/0.0.1
[INFO] extracting crate gearley 0.0.1 into work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/reg/gearley/0.0.1
[INFO] validating manifest of gearley-0.0.1 on toolchain master#2bde39b8edce6463e1c37f8a8082a875e7b536b1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of gearley-0.0.1 on toolchain try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "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/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/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/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/reg/gearley/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking gearley-0.0.1 against try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c for pr-57483
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57483/worker-6/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/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=forbid" "-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" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e2406ad0f2ff4a387f887fc26cfd77b9b0f191816c9f1d206353e879c4d472be
[INFO] running `"docker" "start" "-a" "e2406ad0f2ff4a387f887fc26cfd77b9b0f191816c9f1d206353e879c4d472be"`
[INFO] [stderr]     Checking optional v0.0.13
[INFO] [stderr]     Checking bit-matrix v0.2.0
[INFO] [stderr]     Checking cfg v0.3.0
[INFO] [stderr]     Checking 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 <https://github.com/rust-lang/rust/issues/46906>
[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 <https://github.com/rust-lang/rust/issues/46906>
[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]     = note: #[warn(unused_mut)] on by default
[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: 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]     = note: #[warn(unused_mut)] on by default
[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: 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] error[E0554]: #![feature] may not be used on the beta release channel
[INFO] [stderr]  --> benches/benches.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[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] error: Could not compile `gearley`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0554]: #![feature] may not be used on the beta release channel
[INFO] [stderr]  --> benches/bench_rust_grammar_subset.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `gearley`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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] error: build failed
[INFO] running `"docker" "inspect" "e2406ad0f2ff4a387f887fc26cfd77b9b0f191816c9f1d206353e879c4d472be"`
[INFO] running `"docker" "rm" "-f" "e2406ad0f2ff4a387f887fc26cfd77b9b0f191816c9f1d206353e879c4d472be"`
[INFO] [stdout] e2406ad0f2ff4a387f887fc26cfd77b9b0f191816c9f1d206353e879c4d472be