[INFO] crate double 0.2.2 is already in cache
[INFO] extracting crate double 0.2.2 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/double/0.2.2
[INFO] extracting crate double 0.2.2 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/double/0.2.2
[INFO] validating manifest of double-0.2.2 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of double-0.2.2 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing double-0.2.2
[INFO] finished frobbing double-0.2.2
[INFO] frobbed toml for double-0.2.2 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/double/0.2.2/Cargo.toml
[INFO] started frobbing double-0.2.2
[INFO] finished frobbing double-0.2.2
[INFO] frobbed toml for double-0.2.2 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/double/0.2.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing double-0.2.2 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/double/0.2.2:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] b1d436fcd1fb87e6d2cfad1f1c83203710cf0cb1cfbe1c6d4da131c795b48245
[INFO] running `"docker" "start" "-a" "b1d436fcd1fb87e6d2cfad1f1c83203710cf0cb1cfbe1c6d4da131c795b48245"`
[INFO] [stderr]    Compiling lazysort v0.2.1
[INFO] [stderr]    Compiling double v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]    Compiling float-cmp v0.2.5
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/mock.rs:917:13
[INFO] [stderr]     |
[INFO] [stderr] 917 |             (0..self.num_expectations));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `"docker" "inspect" "b1d436fcd1fb87e6d2cfad1f1c83203710cf0cb1cfbe1c6d4da131c795b48245"`
[INFO] running `"docker" "rm" "-f" "b1d436fcd1fb87e6d2cfad1f1c83203710cf0cb1cfbe1c6d4da131c795b48245"`
[INFO] [stdout] b1d436fcd1fb87e6d2cfad1f1c83203710cf0cb1cfbe1c6d4da131c795b48245
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/double/0.2.2:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6a510436cfbdaf28a97f1970d4cd642391b48146edf632899acc1861fbc0faf4
[INFO] running `"docker" "start" "-a" "6a510436cfbdaf28a97f1970d4cd642391b48146edf632899acc1861fbc0faf4"`
[INFO] [stderr]    Compiling double v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> examples/function.rs:36:26
[INFO] [stderr]    |
[INFO] [stderr] 36 |     mock.use_closure_for((3), Box::new(|x| x * 2));
[INFO] [stderr]    |                          ^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> examples/macro.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 95 |         (42),
[INFO] [stderr]    |         ^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> examples/macro.rs:104:40
[INFO] [stderr]     |
[INFO] [stderr] 104 |     store.delete_user.return_value_for((42), Ok(()));
[INFO] [stderr]     |                                        ^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/mock.rs:917:13
[INFO] [stderr]     |
[INFO] [stderr] 917 |             (0..self.num_expectations));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.58s
[INFO] running `"docker" "inspect" "6a510436cfbdaf28a97f1970d4cd642391b48146edf632899acc1861fbc0faf4"`
[INFO] running `"docker" "rm" "-f" "6a510436cfbdaf28a97f1970d4cd642391b48146edf632899acc1861fbc0faf4"`
[INFO] [stdout] 6a510436cfbdaf28a97f1970d4cd642391b48146edf632899acc1861fbc0faf4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/double/0.2.2:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] df689c00538a86e65c25d138abd814b7667a6c789166f15301422e9fef4a452e
[INFO] running `"docker" "start" "-a" "df689c00538a86e65c25d138abd814b7667a6c789166f15301422e9fef4a452e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/double-bda4c209dcc1bf76
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test matcher::tests::ends_with_matcher ... ok
[INFO] [stdout] test matcher::tests::contains_matcher ... ok
[INFO] [stdout] test matcher::tests::any_of_matcher ... ok
[INFO] [stdout] test matcher::tests::f32_eq_matcher ... ok
[INFO] [stdout] test matcher::tests::eq_nocase_matcher ... ok
[INFO] [stdout] test matcher::tests::between_exc_matcher ... ok
[INFO] [stdout] test matcher::tests::between_inc_matcher ... ok
[INFO] [stdout] test matcher::tests::all_of_matcher ... ok
[INFO] [stdout] test matcher::tests::any_matcher ... ok
[INFO] [stdout] test matcher::tests::eq_matcher ... ok
[INFO] [stdout] test matcher::tests::gt_matcher ... ok
[INFO] [stdout] test matcher::tests::ge_matcher ... ok
[INFO] [stdout] test matcher::tests::f64_eq_matcher ... ok
[INFO] [stdout] test matcher::tests::nan_sensitive_f32_eq_matcher ... ok
[INFO] [stdout] test matcher::tests::nan_sensitive_f64_eq_matcher ... ok
[INFO] [stdout] test matcher::tests::ne_matcher ... ok
[INFO] [stdout] test matcher::tests::starts_with_matcher ... ok
[INFO] [stdout] test matcher::tests::is_err_matcher ... ok
[INFO] [stdout] test matcher::tests::is_ok_matcher ... ok
[INFO] [stdout] test matcher::tests::is_some_matcher ... ok
[INFO] [stdout] test matcher::tests::lt_matcher ... ok
[INFO] [stdout] test mock::tests::generate_permutations_various_constraints ... ok
[INFO] [stdout] test mock::tests::generate_permutations_one_constraint_one_value ... ok
[INFO] [stdout] test mock::tests::generate_permutations_one_constraint_multiple_values ... ok
[INFO] [stdout] test mock::tests::is_strictly_increasing_sequence_value_goes_down ... ok
[INFO] [stdout] test mock::tests::is_strictly_increasing_empty_sequence ... ok
[INFO] [stdout] test mock::tests::is_strictly_increasing_sequence_value_stays_the_same ... ok
[INFO] [stdout] test mock::tests::is_strictly_increasing_sequence_with_multiple_elements ... ok
[INFO] [stdout] test mock::tests::is_strictly_increasing_sequence_with_one_element ... ok
[INFO] [stdout] test matcher::tests::le_matcher ... ok
[INFO] [stdout] test mock::tests::generate_permutations_no_constraints ... ok
[INFO] [stdout] test matcher::tests::ne_nocase_matcher ... ok
[INFO] [stdout] test matcher::tests::not_matcher ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests double
[INFO] [stderr] warning: invalid start of a new code block
[INFO] [stderr]    --> /opt/crater/workdir/src/mock.rs:348:5
[INFO] [stderr]     |
[INFO] [stderr] 348 |     /// Returns true if `Mock::call` has been called.1
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test src/macros.rs - mock_method (line 358) ... ok
[INFO] [stdout] test src/macros.rs - mock_method (line 301) ... ok
[INFO] [stdout] test src/macros.rs - mock_method (line 370) ... ok
[INFO] [stdout] test src/macros.rs - mock_method (line 311) ... ok
[INFO] [stdout] test src/macros.rs - mock_trait (line 53) ... ok
[INFO] [stdout] test src/macros.rs - mock_trait (line 69) ... ok
[INFO] [stdout] test src/lib.rs -  (line 9) ... ok
[INFO] [stdout] test src/macros.rs - mock_trait_no_default (line 156) ... ok
[INFO] [stdout] test src/macros.rs - mock_method (line 251) ... ok
[INFO] [stdout] test src/macros.rs - mock_trait_no_default (line 173) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, Option<S>>::return_none (line 842) ... ok
[INFO] [stdout] test src/macros.rs - mock_trait (line 93) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, Option<S>>::return_some (line 826) ... ok
[INFO] [stdout] test src/macros.rs - mock_trait_no_default (line 197) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::called_with (line 467) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::call (line 74) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::called_with_pattern (line 616) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::calls (line 386) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::has_calls (line 489) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::has_calls_exactly (line 545) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::has_calls_exactly_in_order (line 572) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::default (line 438) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::has_calls_in_order (line 517) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::has_patterns_in_order (line 670) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::has_patterns (line 642) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::return_value (line 134) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::has_patterns_exactly (line 704) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::num_calls (line 367) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::has_patterns_exactly_in_order (line 736) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::reset_calls (line 405) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::return_value_for (line 176) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::use_closure (line 283) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::return_values (line 151) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::use_closure_for (line 333) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::use_closure_for (line 319) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::use_closure (line 296) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::use_fn_for (line 241) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, Result<O, E>>::return_err (line 880) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::use_fn (line 199) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::use_fn (line 215) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, R>::use_fn_for (line 258) ... ok
[INFO] [stdout] test src/mock.rs - mock::Mock<C, Result<O, E>>::return_ok (line 864) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "df689c00538a86e65c25d138abd814b7667a6c789166f15301422e9fef4a452e"`
[INFO] running `"docker" "rm" "-f" "df689c00538a86e65c25d138abd814b7667a6c789166f15301422e9fef4a452e"`
[INFO] [stdout] df689c00538a86e65c25d138abd814b7667a6c789166f15301422e9fef4a452e