Dec 13 02:08:21.805 INFO testing stephen-lazaro/reuler against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550 Dec 13 02:08:21.806 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 13 02:08:22.260 INFO [stdout] 0c53a14815a8a89eeb8581053e998dbdeb867c6d1fa895f6cc4df25a4e0faecc Dec 13 02:08:22.262 INFO running `"docker" "start" "-a" "0c53a14815a8a89eeb8581053e998dbdeb867c6d1fa895f6cc4df25a4e0faecc"` Dec 13 02:08:23.983 INFO [stderr] usermod: no changes Dec 13 02:08:24.139 INFO [stderr] Compiling itertools v0.7.3 Dec 13 02:08:26.191 INFO [stderr] Compiling reuler v0.1.0 (/source) Dec 13 02:08:26.239 INFO [stderr] warning: unknown lint: `unused_import` Dec 13 02:08:26.239 INFO [stderr] --> src/lib.rs:5:9 Dec 13 02:08:26.239 INFO [stderr] | Dec 13 02:08:26.239 INFO [stderr] 5 | #[allow(unused_import)] Dec 13 02:08:26.239 INFO [stderr] | ^^^^^^^^^^^^^ Dec 13 02:08:26.239 INFO [stderr] | Dec 13 02:08:26.239 INFO [stderr] = note: #[warn(unknown_lints)] on by default Dec 13 02:08:26.239 INFO [stderr] Dec 13 02:08:26.379 INFO [stderr] warning: unused `#[macro_use]` import Dec 13 02:08:26.379 INFO [stderr] --> src/lib.rs:3:1 Dec 13 02:08:26.379 INFO [stderr] | Dec 13 02:08:26.379 INFO [stderr] 3 | #[macro_use] extern crate itertools; Dec 13 02:08:26.379 INFO [stderr] | ^^^^^^^^^^^^ Dec 13 02:08:26.379 INFO [stderr] | Dec 13 02:08:26.379 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 13 02:08:26.379 INFO [stderr] Dec 13 02:08:26.583 INFO [stderr] warning: value assigned to `triangular_num` is never read Dec 13 02:08:26.583 INFO [stderr] --> src/eulers/twelve.rs:6:13 Dec 13 02:08:26.583 INFO [stderr] | Dec 13 02:08:26.583 INFO [stderr] 6 | let mut triangular_num = Some(6); Dec 13 02:08:26.583 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 13 02:08:26.583 INFO [stderr] | Dec 13 02:08:26.583 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 13 02:08:26.583 INFO [stderr] Dec 13 02:08:26.639 INFO [stderr] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable Dec 13 02:08:26.639 INFO [stderr] --> src/lib.rs:1:12 Dec 13 02:08:26.639 INFO [stderr] | Dec 13 02:08:26.639 INFO [stderr] 1 | #![feature(inclusive_range_syntax)] Dec 13 02:08:26.639 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 13 02:08:26.639 INFO [stderr] | Dec 13 02:08:26.639 INFO [stderr] = note: #[warn(stable_features)] on by default Dec 13 02:08:26.639 INFO [stderr] Dec 13 02:08:26.639 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable Dec 13 02:08:26.639 INFO [stderr] --> src/lib.rs:2:12 Dec 13 02:08:26.639 INFO [stderr] | Dec 13 02:08:26.639 INFO [stderr] 2 | #![feature(iterator_step_by)] Dec 13 02:08:26.639 INFO [stderr] | ^^^^^^^^^^^^^^^^ Dec 13 02:08:26.639 INFO [stderr] Dec 13 02:08:26.770 INFO [stderr] warning: unknown lint: `unused_import` Dec 13 02:08:26.770 INFO [stderr] --> src/main.rs:5:9 Dec 13 02:08:26.770 INFO [stderr] | Dec 13 02:08:26.770 INFO [stderr] 5 | #[allow(unused_import)] Dec 13 02:08:26.770 INFO [stderr] | ^^^^^^^^^^^^^ Dec 13 02:08:26.770 INFO [stderr] | Dec 13 02:08:26.770 INFO [stderr] = note: #[warn(unknown_lints)] on by default Dec 13 02:08:26.770 INFO [stderr] Dec 13 02:08:26.899 INFO [stderr] warning: unused `#[macro_use]` import Dec 13 02:08:26.899 INFO [stderr] --> src/main.rs:3:1 Dec 13 02:08:26.899 INFO [stderr] | Dec 13 02:08:26.899 INFO [stderr] 3 | #[macro_use] extern crate itertools; Dec 13 02:08:26.899 INFO [stderr] | ^^^^^^^^^^^^ Dec 13 02:08:26.899 INFO [stderr] | Dec 13 02:08:26.899 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 13 02:08:26.899 INFO [stderr] Dec 13 02:08:27.051 INFO [stderr] warning: value assigned to `triangular_num` is never read Dec 13 02:08:27.051 INFO [stderr] --> src/eulers/twelve.rs:6:13 Dec 13 02:08:27.051 INFO [stderr] | Dec 13 02:08:27.051 INFO [stderr] 6 | let mut triangular_num = Some(6); Dec 13 02:08:27.051 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 13 02:08:27.051 INFO [stderr] | Dec 13 02:08:27.051 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 13 02:08:27.051 INFO [stderr] Dec 13 02:08:27.103 INFO [stderr] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable Dec 13 02:08:27.103 INFO [stderr] --> src/main.rs:1:12 Dec 13 02:08:27.103 INFO [stderr] | Dec 13 02:08:27.103 INFO [stderr] 1 | #![feature(inclusive_range_syntax)] Dec 13 02:08:27.103 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 13 02:08:27.103 INFO [stderr] | Dec 13 02:08:27.103 INFO [stderr] = note: #[warn(stable_features)] on by default Dec 13 02:08:27.103 INFO [stderr] Dec 13 02:08:27.107 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable Dec 13 02:08:27.107 INFO [stderr] --> src/main.rs:2:12 Dec 13 02:08:27.107 INFO [stderr] | Dec 13 02:08:27.107 INFO [stderr] 2 | #![feature(iterator_step_by)] Dec 13 02:08:27.107 INFO [stderr] | ^^^^^^^^^^^^^^^^ Dec 13 02:08:27.107 INFO [stderr] Dec 13 02:08:28.641 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.62s Dec 13 02:08:28.667 INFO [stderr] su: No module specific data is present Dec 13 02:08:30.098 INFO running `"docker" "inspect" "0c53a14815a8a89eeb8581053e998dbdeb867c6d1fa895f6cc4df25a4e0faecc"` Dec 13 02:08:30.504 INFO running `"docker" "rm" "-f" "0c53a14815a8a89eeb8581053e998dbdeb867c6d1fa895f6cc4df25a4e0faecc"` Dec 13 02:08:30.895 INFO [stdout] 0c53a14815a8a89eeb8581053e998dbdeb867c6d1fa895f6cc4df25a4e0faecc Dec 13 02:08:30.896 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 13 02:08:31.323 INFO [stdout] d104ff3bdb9539ffc066e06df724a8519dfc533e6787a1f14bb205c15117ecd2 Dec 13 02:08:31.325 INFO running `"docker" "start" "-a" "d104ff3bdb9539ffc066e06df724a8519dfc533e6787a1f14bb205c15117ecd2"` Dec 13 02:08:33.063 INFO [stderr] usermod: no changes Dec 13 02:08:33.215 INFO [stderr] Compiling env_logger v0.3.5 Dec 13 02:08:34.596 INFO [stderr] Compiling quickcheck v0.3.2 Dec 13 02:08:37.397 INFO [stderr] Compiling reuler v0.1.0 (/source) Dec 13 02:08:37.571 INFO [stderr] warning: unknown lint: `unused_import` Dec 13 02:08:37.571 INFO [stderr] --> src/main.rs:5:9 Dec 13 02:08:37.571 INFO [stderr] | Dec 13 02:08:37.571 INFO [stderr] 5 | #[allow(unused_import)] Dec 13 02:08:37.571 INFO [stderr] | ^^^^^^^^^^^^^ Dec 13 02:08:37.575 INFO [stderr] | Dec 13 02:08:37.575 INFO [stderr] = note: #[warn(unknown_lints)] on by default Dec 13 02:08:37.575 INFO [stderr] Dec 13 02:08:37.607 INFO [stderr] warning: unknown lint: `unused_import` Dec 13 02:08:37.607 INFO [stderr] --> src/lib.rs:5:9 Dec 13 02:08:37.607 INFO [stderr] | Dec 13 02:08:37.607 INFO [stderr] 5 | #[allow(unused_import)] Dec 13 02:08:37.607 INFO [stderr] | ^^^^^^^^^^^^^ Dec 13 02:08:37.607 INFO [stderr] | Dec 13 02:08:37.607 INFO [stderr] = note: #[warn(unknown_lints)] on by default Dec 13 02:08:37.607 INFO [stderr] Dec 13 02:08:37.813 INFO [stderr] warning: unused `#[macro_use]` import Dec 13 02:08:37.813 INFO [stderr] --> src/main.rs:3:1 Dec 13 02:08:37.813 INFO [stderr] | Dec 13 02:08:37.813 INFO [stderr] 3 | #[macro_use] extern crate itertools; Dec 13 02:08:37.813 INFO [stderr] | ^^^^^^^^^^^^ Dec 13 02:08:37.814 INFO [stderr] | Dec 13 02:08:37.814 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 13 02:08:37.814 INFO [stderr] Dec 13 02:08:37.998 INFO [stderr] warning: value assigned to `triangular_num` is never read Dec 13 02:08:37.998 INFO [stderr] --> src/eulers/twelve.rs:6:13 Dec 13 02:08:37.998 INFO [stderr] | Dec 13 02:08:37.998 INFO [stderr] 6 | let mut triangular_num = Some(6); Dec 13 02:08:37.999 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 13 02:08:37.999 INFO [stderr] | Dec 13 02:08:37.999 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 13 02:08:37.999 INFO [stderr] Dec 13 02:08:38.064 INFO [stderr] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable Dec 13 02:08:38.064 INFO [stderr] --> src/main.rs:1:12 Dec 13 02:08:38.065 INFO [stderr] | Dec 13 02:08:38.065 INFO [stderr] 1 | #![feature(inclusive_range_syntax)] Dec 13 02:08:38.065 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 13 02:08:38.065 INFO [stderr] | Dec 13 02:08:38.066 INFO [stderr] = note: #[warn(stable_features)] on by default Dec 13 02:08:38.066 INFO [stderr] Dec 13 02:08:38.067 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable Dec 13 02:08:38.067 INFO [stderr] --> src/main.rs:2:12 Dec 13 02:08:38.067 INFO [stderr] | Dec 13 02:08:38.067 INFO [stderr] 2 | #![feature(iterator_step_by)] Dec 13 02:08:38.067 INFO [stderr] | ^^^^^^^^^^^^^^^^ Dec 13 02:08:38.068 INFO [stderr] Dec 13 02:08:38.168 INFO [stderr] warning: unused `#[macro_use]` import Dec 13 02:08:38.168 INFO [stderr] --> src/lib.rs:3:1 Dec 13 02:08:38.168 INFO [stderr] | Dec 13 02:08:38.168 INFO [stderr] 3 | #[macro_use] extern crate itertools; Dec 13 02:08:38.169 INFO [stderr] | ^^^^^^^^^^^^ Dec 13 02:08:38.169 INFO [stderr] | Dec 13 02:08:38.169 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 13 02:08:38.169 INFO [stderr] Dec 13 02:08:39.103 INFO [stderr] warning: value assigned to `triangular_num` is never read Dec 13 02:08:39.103 INFO [stderr] --> src/eulers/twelve.rs:6:13 Dec 13 02:08:39.103 INFO [stderr] | Dec 13 02:08:39.103 INFO [stderr] 6 | let mut triangular_num = Some(6); Dec 13 02:08:39.103 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 13 02:08:39.103 INFO [stderr] | Dec 13 02:08:39.103 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 13 02:08:39.103 INFO [stderr] Dec 13 02:08:39.435 INFO [stderr] warning: struct is never constructed: `Valid` Dec 13 02:08:39.435 INFO [stderr] --> src/lib.rs:15:5 Dec 13 02:08:39.435 INFO [stderr] | Dec 13 02:08:39.435 INFO [stderr] 15 | pub struct Valid (A); Dec 13 02:08:39.435 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 13 02:08:39.435 INFO [stderr] | Dec 13 02:08:39.435 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 13 02:08:39.435 INFO [stderr] Dec 13 02:08:39.435 INFO [stderr] warning: struct is never constructed: `Invalid` Dec 13 02:08:39.435 INFO [stderr] --> src/lib.rs:16:5 Dec 13 02:08:39.435 INFO [stderr] | Dec 13 02:08:39.435 INFO [stderr] 16 | pub struct Invalid (A); Dec 13 02:08:39.435 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 13 02:08:39.435 INFO [stderr] Dec 13 02:08:39.435 INFO [stderr] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable Dec 13 02:08:39.435 INFO [stderr] --> src/lib.rs:1:12 Dec 13 02:08:39.435 INFO [stderr] | Dec 13 02:08:39.435 INFO [stderr] 1 | #![feature(inclusive_range_syntax)] Dec 13 02:08:39.435 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 13 02:08:39.435 INFO [stderr] | Dec 13 02:08:39.435 INFO [stderr] = note: #[warn(stable_features)] on by default Dec 13 02:08:39.435 INFO [stderr] Dec 13 02:08:39.435 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable Dec 13 02:08:39.435 INFO [stderr] --> src/lib.rs:2:12 Dec 13 02:08:39.435 INFO [stderr] | Dec 13 02:08:39.435 INFO [stderr] 2 | #![feature(iterator_step_by)] Dec 13 02:08:39.436 INFO [stderr] | ^^^^^^^^^^^^^^^^ Dec 13 02:08:39.436 INFO [stderr] Dec 13 02:08:41.722 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.63s Dec 13 02:08:41.723 INFO [stderr] su: No module specific data is present Dec 13 02:08:42.691 INFO running `"docker" "inspect" "d104ff3bdb9539ffc066e06df724a8519dfc533e6787a1f14bb205c15117ecd2"` Dec 13 02:08:43.089 INFO running `"docker" "rm" "-f" "d104ff3bdb9539ffc066e06df724a8519dfc533e6787a1f14bb205c15117ecd2"` Dec 13 02:08:43.451 INFO [stdout] d104ff3bdb9539ffc066e06df724a8519dfc533e6787a1f14bb205c15117ecd2 Dec 13 02:08:43.459 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 13 02:08:44.012 INFO [stdout] b0df1d0c3861ba11766d51e11533fefa44512f80f0ed961144a3aa7a1a6a2bc4 Dec 13 02:08:44.014 INFO running `"docker" "start" "-a" "b0df1d0c3861ba11766d51e11533fefa44512f80f0ed961144a3aa7a1a6a2bc4"` Dec 13 02:08:46.486 INFO [stderr] usermod: no changes Dec 13 02:08:46.611 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.09s Dec 13 02:08:46.614 INFO [stderr] Running /target/debug/deps/reuler-e8ab8cd6fee92e9a Dec 13 02:08:46.620 INFO [stdout] Dec 13 02:08:46.620 INFO [stdout] running 20 tests Dec 13 02:08:46.620 INFO [stdout] test tests::test_gcd ... ok Dec 13 02:08:46.635 INFO [stdout] test tests::test_eight ... ok Dec 13 02:08:46.636 INFO [stdout] test tests::test_digits_1 ... ok Dec 13 02:08:46.636 INFO [stdout] test tests::test_divisor_power_2 ... ok Dec 13 02:08:46.636 INFO [stdout] test tests::test_digits_2 ... ok Dec 13 02:08:46.636 INFO [stdout] test tests::test_gcd_3 ... ok Dec 13 02:08:46.636 INFO [stdout] test tests::test_nine ... ok Dec 13 02:08:46.637 INFO [stdout] test tests::test_one ... ok Dec 13 02:08:46.637 INFO [stdout] test tests::test_palindrome_1 ... ok Dec 13 02:08:46.637 INFO [stdout] test tests::test_palindrome_2 ... ok Dec 13 02:08:46.639 INFO [stdout] test tests::test_divisor_power ... ok Dec 13 02:08:46.639 INFO [stdout] test tests::test_palindrome_3 ... ok Dec 13 02:08:46.639 INFO [stdout] test tests::test_gcd_2 ... ok Dec 13 02:08:46.639 INFO [stdout] test tests::test_six ... ok Dec 13 02:08:46.639 INFO [stdout] test tests::test_two ... ok Dec 13 02:08:46.642 INFO [stdout] test tests::test_five ... ok Dec 13 02:08:47.819 INFO [stdout] test tests::test_seven ... ok Dec 13 02:08:48.673 INFO [stdout] test tests::test_three ... ok Dec 13 02:08:49.043 INFO [stdout] test tests::test_four ... ok Dec 13 02:08:54.565 INFO [stdout] test tests::test_ten ... ok Dec 13 02:08:54.565 INFO [stdout] Dec 13 02:08:54.565 INFO [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 13 02:08:54.565 INFO [stdout] Dec 13 02:08:54.567 INFO [stderr] Running /target/debug/deps/reuler-bf681c6441cbee5c Dec 13 02:08:54.569 INFO [stdout] Dec 13 02:08:54.569 INFO [stdout] running 0 tests Dec 13 02:08:54.569 INFO [stdout] Dec 13 02:08:54.570 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 13 02:08:54.570 INFO [stdout] Dec 13 02:08:54.571 INFO [stderr] Doc-tests reuler Dec 13 02:08:54.942 INFO [stdout] Dec 13 02:08:54.942 INFO [stdout] running 0 tests Dec 13 02:08:54.942 INFO [stdout] Dec 13 02:08:54.942 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 13 02:08:54.942 INFO [stdout] Dec 13 02:08:54.944 INFO [stderr] su: No module specific data is present Dec 13 02:08:55.929 INFO running `"docker" "inspect" "b0df1d0c3861ba11766d51e11533fefa44512f80f0ed961144a3aa7a1a6a2bc4"` Dec 13 02:08:56.177 INFO running `"docker" "rm" "-f" "b0df1d0c3861ba11766d51e11533fefa44512f80f0ed961144a3aa7a1a6a2bc4"` Dec 13 02:08:56.577 INFO [stdout] b0df1d0c3861ba11766d51e11533fefa44512f80f0ed961144a3aa7a1a6a2bc4