Dec 18 07:50:06.350 INFO checking Emerentius/bigint_gcd_bench against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 07:50:06.351 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/Emerentius/bigint_gcd_bench:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 07:50:06.646 INFO [stdout] 716206f40e654f61b8b5059fbf2c6c79aadcee3c558a63c29537b59c81e88c37
Dec 18 07:50:06.650 INFO running `"docker" "start" "-a" "716206f40e654f61b8b5059fbf2c6c79aadcee3c558a63c29537b59c81e88c37"`
Dec 18 07:50:07.270 INFO [stderr]     Checking mod-num-bigint v0.1.41 (/opt/crater/workdir/mod-num-bigint)
Dec 18 07:50:07.270 INFO [stderr]     Checking num-bigint v0.1.41 (/opt/crater/workdir/num-bigint)
Dec 18 07:50:07.996 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 07:50:07.996 INFO [stderr]   --> mod-num-bigint/src/biguint.rs:14:5
Dec 18 07:50:07.996 INFO [stderr]    |
Dec 18 07:50:07.996 INFO [stderr] 14 | use std::ascii::AsciiExt;
Dec 18 07:50:07.996 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:50:07.996 INFO [stderr]    |
Dec 18 07:50:07.996 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 07:50:07.996 INFO [stderr] 
Dec 18 07:50:08.004 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 07:50:08.004 INFO [stderr]  --> mod-num-bigint/src/bigint.rs:8:5
Dec 18 07:50:08.004 INFO [stderr]   |
Dec 18 07:50:08.004 INFO [stderr] 8 | use std::ascii::AsciiExt;
Dec 18 07:50:08.004 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:50:08.004 INFO [stderr] 
Dec 18 07:50:08.028 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 07:50:08.028 INFO [stderr]   --> num-bigint/src/biguint.rs:14:5
Dec 18 07:50:08.028 INFO [stderr]    |
Dec 18 07:50:08.028 INFO [stderr] 14 | use std::ascii::AsciiExt;
Dec 18 07:50:08.028 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:50:08.028 INFO [stderr]    |
Dec 18 07:50:08.028 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 07:50:08.028 INFO [stderr] 
Dec 18 07:50:08.036 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 07:50:08.036 INFO [stderr]  --> num-bigint/src/bigint.rs:8:5
Dec 18 07:50:08.036 INFO [stderr]   |
Dec 18 07:50:08.036 INFO [stderr] 8 | use std::ascii::AsciiExt;
Dec 18 07:50:08.036 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:50:08.036 INFO [stderr] 
Dec 18 07:50:09.748 INFO [stderr]     Checking bigint_gcd_bench v0.1.0 (/opt/crater/workdir)
Dec 18 07:50:09.810 INFO [stderr] error[E0463]: can't find crate for `num_bigint`
Dec 18 07:50:09.810 INFO [stderr]   --> mod-num-bigint/benches/shootout-pidigits.rs:41:1
Dec 18 07:50:09.810 INFO [stderr]    |
Dec 18 07:50:09.810 INFO [stderr] 41 | extern crate num_bigint;
Dec 18 07:50:09.810 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
Dec 18 07:50:09.810 INFO [stderr] 
Dec 18 07:50:09.833 INFO [stderr] error: aborting due to previous error
Dec 18 07:50:09.833 INFO [stderr] 
Dec 18 07:50:09.833 INFO [stderr] For more information about this error, try `rustc --explain E0463`.
Dec 18 07:50:09.852 INFO [stderr] error: Could not compile `mod-num-bigint`.
Dec 18 07:50:09.852 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 07:50:10.120 INFO [stderr] error[E0463]: can't find crate for `num_bigint`
Dec 18 07:50:10.120 INFO [stderr]  --> mod-num-bigint/benches/bigint.rs:4:1
Dec 18 07:50:10.120 INFO [stderr]   |
Dec 18 07:50:10.120 INFO [stderr] 4 | extern crate num_bigint;
Dec 18 07:50:10.120 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
Dec 18 07:50:10.120 INFO [stderr] 
Dec 18 07:50:10.120 INFO [stderr] error: aborting due to previous error
Dec 18 07:50:10.120 INFO [stderr] 
Dec 18 07:50:10.120 INFO [stderr] For more information about this error, try `rustc --explain E0463`.
Dec 18 07:50:10.140 INFO [stderr] error: Could not compile `mod-num-bigint`.
Dec 18 07:50:10.140 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 07:50:11.052 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 07:50:11.052 INFO [stderr]    --> mod-num-bigint/src/tests/biguint.rs:530:34
Dec 18 07:50:11.052 INFO [stderr]     |
Dec 18 07:50:11.052 INFO [stderr] 530 |     check(BigUint::new(vec![1]), (1 << (0 * big_digit::BITS)));
Dec 18 07:50:11.052 INFO [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 07:50:11.052 INFO [stderr]     |
Dec 18 07:50:11.052 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 07:50:11.052 INFO [stderr] 
Dec 18 07:50:11.052 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 07:50:11.052 INFO [stderr]    --> mod-num-bigint/src/tests/biguint.rs:532:37
Dec 18 07:50:11.052 INFO [stderr]     |
Dec 18 07:50:11.052 INFO [stderr] 532 |     check(BigUint::new(vec![0, 1]), (1 << (1 * big_digit::BITS)));
Dec 18 07:50:11.052 INFO [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 07:50:11.052 INFO [stderr] 
Dec 18 07:50:11.052 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 07:50:11.052 INFO [stderr]    --> mod-num-bigint/src/tests/biguint.rs:556:34
Dec 18 07:50:11.052 INFO [stderr]     |
Dec 18 07:50:11.052 INFO [stderr] 556 |     check(BigUint::new(vec![1]), (1 << (0 * big_digit::BITS)));
Dec 18 07:50:11.052 INFO [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 07:50:11.052 INFO [stderr] 
Dec 18 07:50:11.052 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 07:50:11.052 INFO [stderr]    --> mod-num-bigint/src/tests/biguint.rs:558:37
Dec 18 07:50:11.052 INFO [stderr]     |
Dec 18 07:50:11.052 INFO [stderr] 558 |     check(BigUint::new(vec![0, 1]), (1 << (1 * big_digit::BITS)));
Dec 18 07:50:11.052 INFO [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 07:50:11.052 INFO [stderr] 
Dec 18 07:50:11.112 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 07:50:11.112 INFO [stderr]    --> num-bigint/src/tests/biguint.rs:530:34
Dec 18 07:50:11.112 INFO [stderr]     |
Dec 18 07:50:11.112 INFO [stderr] 530 |     check(BigUint::new(vec![1]), (1 << (0 * big_digit::BITS)));
Dec 18 07:50:11.112 INFO [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 07:50:11.112 INFO [stderr]     |
Dec 18 07:50:11.112 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 07:50:11.112 INFO [stderr] 
Dec 18 07:50:11.112 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 07:50:11.112 INFO [stderr]    --> num-bigint/src/tests/biguint.rs:532:37
Dec 18 07:50:11.112 INFO [stderr]     |
Dec 18 07:50:11.112 INFO [stderr] 532 |     check(BigUint::new(vec![0, 1]), (1 << (1 * big_digit::BITS)));
Dec 18 07:50:11.112 INFO [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 07:50:11.112 INFO [stderr] 
Dec 18 07:50:11.113 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 07:50:11.113 INFO [stderr]    --> num-bigint/src/tests/biguint.rs:556:34
Dec 18 07:50:11.113 INFO [stderr]     |
Dec 18 07:50:11.113 INFO [stderr] 556 |     check(BigUint::new(vec![1]), (1 << (0 * big_digit::BITS)));
Dec 18 07:50:11.113 INFO [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 07:50:11.113 INFO [stderr] 
Dec 18 07:50:11.113 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 07:50:11.113 INFO [stderr]    --> num-bigint/src/tests/biguint.rs:558:37
Dec 18 07:50:11.113 INFO [stderr]     |
Dec 18 07:50:11.113 INFO [stderr] 558 |     check(BigUint::new(vec![0, 1]), (1 << (1 * big_digit::BITS)));
Dec 18 07:50:11.113 INFO [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 07:50:11.113 INFO [stderr] 
Dec 18 07:50:11.899 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 07:50:11.899 INFO [stderr]   --> mod-num-bigint/src/biguint.rs:14:5
Dec 18 07:50:11.899 INFO [stderr]    |
Dec 18 07:50:11.899 INFO [stderr] 14 | use std::ascii::AsciiExt;
Dec 18 07:50:11.899 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:50:11.899 INFO [stderr]    |
Dec 18 07:50:11.899 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 07:50:11.900 INFO [stderr] 
Dec 18 07:50:11.900 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 07:50:11.900 INFO [stderr]  --> mod-num-bigint/src/bigint.rs:8:5
Dec 18 07:50:11.900 INFO [stderr]   |
Dec 18 07:50:11.900 INFO [stderr] 8 | use std::ascii::AsciiExt;
Dec 18 07:50:11.900 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:50:11.900 INFO [stderr] 
Dec 18 07:50:11.912 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 07:50:11.912 INFO [stderr]     --> mod-num-bigint/src/tests/biguint.rs:1572:9
Dec 18 07:50:11.912 INFO [stderr]      |
Dec 18 07:50:11.912 INFO [stderr] 1572 |     use std::ascii::AsciiExt;
Dec 18 07:50:11.912 INFO [stderr]      |         ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:50:11.912 INFO [stderr] 
Dec 18 07:50:12.056 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 07:50:12.056 INFO [stderr]   --> num-bigint/src/biguint.rs:14:5
Dec 18 07:50:12.056 INFO [stderr]    |
Dec 18 07:50:12.056 INFO [stderr] 14 | use std::ascii::AsciiExt;
Dec 18 07:50:12.056 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:50:12.056 INFO [stderr]    |
Dec 18 07:50:12.056 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 07:50:12.056 INFO [stderr] 
Dec 18 07:50:12.056 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 07:50:12.056 INFO [stderr]  --> num-bigint/src/bigint.rs:8:5
Dec 18 07:50:12.056 INFO [stderr]   |
Dec 18 07:50:12.056 INFO [stderr] 8 | use std::ascii::AsciiExt;
Dec 18 07:50:12.056 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:50:12.056 INFO [stderr] 
Dec 18 07:50:12.072 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 07:50:12.072 INFO [stderr]     --> num-bigint/src/tests/biguint.rs:1572:9
Dec 18 07:50:12.072 INFO [stderr]      |
Dec 18 07:50:12.072 INFO [stderr] 1572 |     use std::ascii::AsciiExt;
Dec 18 07:50:12.072 INFO [stderr]      |         ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:50:12.072 INFO [stderr] 
Dec 18 07:50:24.576 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 18 07:50:24.576 INFO [stderr]     --> mod-num-bigint/src/tests/biguint.rs:1572:9
Dec 18 07:50:24.576 INFO [stderr]      |
Dec 18 07:50:24.576 INFO [stderr] 1572 |     use std::ascii::AsciiExt;
Dec 18 07:50:24.576 INFO [stderr]      |         ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:50:24.576 INFO [stderr]      |
Dec 18 07:50:24.576 INFO [stderr]      = note: #[warn(unused_imports)] on by default
Dec 18 07:50:24.576 INFO [stderr] 
Dec 18 07:50:26.068 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 18 07:50:26.069 INFO [stderr]     --> num-bigint/src/tests/biguint.rs:1572:9
Dec 18 07:50:26.069 INFO [stderr]      |
Dec 18 07:50:26.069 INFO [stderr] 1572 |     use std::ascii::AsciiExt;
Dec 18 07:50:26.069 INFO [stderr]      |         ^^^^^^^^^^^^^^^^^^^^
Dec 18 07:50:26.069 INFO [stderr]      |
Dec 18 07:50:26.069 INFO [stderr]      = note: #[warn(unused_imports)] on by default
Dec 18 07:50:26.069 INFO [stderr] 
Dec 18 07:50:32.284 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 18 07:50:32.285 INFO [stderr]    --> mod-num-bigint/src/tests/biguint.rs:803:5
Dec 18 07:50:32.285 INFO [stderr]     |
Dec 18 07:50:32.286 INFO [stderr] 803 |     a - b;
Dec 18 07:50:32.286 INFO [stderr]     |     ^^^^^
Dec 18 07:50:32.286 INFO [stderr]     |
Dec 18 07:50:32.287 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 07:50:32.287 INFO [stderr] 
Dec 18 07:50:33.817 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 18 07:50:33.817 INFO [stderr]    --> num-bigint/src/tests/biguint.rs:803:5
Dec 18 07:50:33.817 INFO [stderr]     |
Dec 18 07:50:33.818 INFO [stderr] 803 |     a - b;
Dec 18 07:50:33.818 INFO [stderr]     |     ^^^^^
Dec 18 07:50:33.818 INFO [stderr]     |
Dec 18 07:50:33.818 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 07:50:33.819 INFO [stderr] 
Dec 18 07:50:34.191 INFO [stderr] error: build failed
Dec 18 07:50:35.270 INFO running `"docker" "inspect" "716206f40e654f61b8b5059fbf2c6c79aadcee3c558a63c29537b59c81e88c37"`
Dec 18 07:50:35.551 INFO running `"docker" "rm" "-f" "716206f40e654f61b8b5059fbf2c6c79aadcee3c558a63c29537b59c81e88c37"`
Dec 18 07:50:35.786 INFO [stdout] 716206f40e654f61b8b5059fbf2c6c79aadcee3c558a63c29537b59c81e88c37