Nov 29 17:33:39.376 INFO checking stephen-lazaro/reuler against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323 Nov 29 17:33:39.376 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-alt check --frozen --all --all-targets" "-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"` Nov 29 17:33:39.892 INFO [stdout] c8e6539c428623ad7060dd3d953cca07e0737039916be66deca81f6a4c7467fc Nov 29 17:33:39.894 INFO running `"docker" "start" "-a" "c8e6539c428623ad7060dd3d953cca07e0737039916be66deca81f6a4c7467fc"` Nov 29 17:33:42.379 INFO [stderr] usermod: no changes Nov 29 17:33:42.496 INFO [stderr] Checking memchr v0.1.11 Nov 29 17:33:42.496 INFO [stderr] Checking itertools v0.7.3 Nov 29 17:33:42.508 INFO [stderr] Checking thread-id v2.0.0 Nov 29 17:33:42.857 INFO [stderr] Checking thread_local v0.2.7 Nov 29 17:33:43.472 INFO [stderr] Checking aho-corasick v0.5.3 Nov 29 17:33:44.820 INFO [stderr] Checking regex v0.1.80 Nov 29 17:33:46.098 INFO [stderr] Checking reuler v0.1.0 (/source) Nov 29 17:33:46.204 INFO [stderr] warning: unknown lint: `unused_import` Nov 29 17:33:46.205 INFO [stderr] --> src/lib.rs:5:9 Nov 29 17:33:46.205 INFO [stderr] | Nov 29 17:33:46.205 INFO [stderr] 5 | #[allow(unused_import)] Nov 29 17:33:46.205 INFO [stderr] | ^^^^^^^^^^^^^ Nov 29 17:33:46.205 INFO [stderr] | Nov 29 17:33:46.205 INFO [stderr] = note: #[warn(unknown_lints)] on by default Nov 29 17:33:46.205 INFO [stderr] Nov 29 17:33:46.440 INFO [stderr] warning: unused `#[macro_use]` import Nov 29 17:33:46.444 INFO [stderr] --> src/lib.rs:3:1 Nov 29 17:33:46.444 INFO [stderr] | Nov 29 17:33:46.444 INFO [stderr] 3 | #[macro_use] extern crate itertools; Nov 29 17:33:46.444 INFO [stderr] | ^^^^^^^^^^^^ Nov 29 17:33:46.444 INFO [stderr] | Nov 29 17:33:46.444 INFO [stderr] = note: #[warn(unused_imports)] on by default Nov 29 17:33:46.444 INFO [stderr] Nov 29 17:33:46.639 INFO [stderr] warning: value assigned to `triangular_num` is never read Nov 29 17:33:46.640 INFO [stderr] --> src/eulers/twelve.rs:6:13 Nov 29 17:33:46.640 INFO [stderr] | Nov 29 17:33:46.640 INFO [stderr] 6 | let mut triangular_num = Some(6); Nov 29 17:33:46.641 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 29 17:33:46.641 INFO [stderr] | Nov 29 17:33:46.641 INFO [stderr] = note: #[warn(unused_assignments)] on by default Nov 29 17:33:46.641 INFO [stderr] Nov 29 17:33:46.704 INFO [stderr] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable Nov 29 17:33:46.705 INFO [stderr] --> src/lib.rs:1:12 Nov 29 17:33:46.705 INFO [stderr] | Nov 29 17:33:46.705 INFO [stderr] 1 | #![feature(inclusive_range_syntax)] Nov 29 17:33:46.706 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Nov 29 17:33:46.706 INFO [stderr] | Nov 29 17:33:46.706 INFO [stderr] = note: #[warn(stable_features)] on by default Nov 29 17:33:46.706 INFO [stderr] Nov 29 17:33:46.707 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable Nov 29 17:33:46.708 INFO [stderr] --> src/lib.rs:2:12 Nov 29 17:33:46.708 INFO [stderr] | Nov 29 17:33:46.708 INFO [stderr] 2 | #![feature(iterator_step_by)] Nov 29 17:33:46.709 INFO [stderr] | ^^^^^^^^^^^^^^^^ Nov 29 17:33:46.709 INFO [stderr] Nov 29 17:33:46.888 INFO [stderr] warning: unknown lint: `unused_import` Nov 29 17:33:46.888 INFO [stderr] --> src/main.rs:5:9 Nov 29 17:33:46.888 INFO [stderr] | Nov 29 17:33:46.888 INFO [stderr] 5 | #[allow(unused_import)] Nov 29 17:33:46.888 INFO [stderr] | ^^^^^^^^^^^^^ Nov 29 17:33:46.888 INFO [stderr] | Nov 29 17:33:46.888 INFO [stderr] = note: #[warn(unknown_lints)] on by default Nov 29 17:33:46.888 INFO [stderr] Nov 29 17:33:47.232 INFO [stderr] warning: unused `#[macro_use]` import Nov 29 17:33:47.232 INFO [stderr] --> src/main.rs:3:1 Nov 29 17:33:47.232 INFO [stderr] | Nov 29 17:33:47.232 INFO [stderr] 3 | #[macro_use] extern crate itertools; Nov 29 17:33:47.232 INFO [stderr] | ^^^^^^^^^^^^ Nov 29 17:33:47.232 INFO [stderr] | Nov 29 17:33:47.232 INFO [stderr] = note: #[warn(unused_imports)] on by default Nov 29 17:33:47.232 INFO [stderr] Nov 29 17:33:47.612 INFO [stderr] warning: value assigned to `triangular_num` is never read Nov 29 17:33:47.612 INFO [stderr] --> src/eulers/twelve.rs:6:13 Nov 29 17:33:47.612 INFO [stderr] | Nov 29 17:33:47.612 INFO [stderr] 6 | let mut triangular_num = Some(6); Nov 29 17:33:47.612 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 29 17:33:47.612 INFO [stderr] | Nov 29 17:33:47.612 INFO [stderr] = note: #[warn(unused_assignments)] on by default Nov 29 17:33:47.612 INFO [stderr] Nov 29 17:33:47.724 INFO [stderr] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable Nov 29 17:33:47.724 INFO [stderr] --> src/main.rs:1:12 Nov 29 17:33:47.724 INFO [stderr] | Nov 29 17:33:47.724 INFO [stderr] 1 | #![feature(inclusive_range_syntax)] Nov 29 17:33:47.724 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Nov 29 17:33:47.724 INFO [stderr] | Nov 29 17:33:47.724 INFO [stderr] = note: #[warn(stable_features)] on by default Nov 29 17:33:47.724 INFO [stderr] Nov 29 17:33:47.724 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable Nov 29 17:33:47.724 INFO [stderr] --> src/main.rs:2:12 Nov 29 17:33:47.724 INFO [stderr] | Nov 29 17:33:47.724 INFO [stderr] 2 | #![feature(iterator_step_by)] Nov 29 17:33:47.724 INFO [stderr] | ^^^^^^^^^^^^^^^^ Nov 29 17:33:47.724 INFO [stderr] Nov 29 17:33:48.323 INFO [stderr] Checking env_logger v0.3.5 Nov 29 17:33:48.798 INFO [stderr] Checking quickcheck v0.3.2 Nov 29 17:33:50.266 INFO [stderr] warning: unknown lint: `unused_import` Nov 29 17:33:50.267 INFO [stderr] --> src/lib.rs:5:9 Nov 29 17:33:50.267 INFO [stderr] | Nov 29 17:33:50.267 INFO [stderr] 5 | #[allow(unused_import)] Nov 29 17:33:50.267 INFO [stderr] | ^^^^^^^^^^^^^ Nov 29 17:33:50.280 INFO [stderr] warning: unknown lint: `unused_import` Nov 29 17:33:50.281 INFO [stderr] --> src/main.rs:5:9 Nov 29 17:33:50.281 INFO [stderr] | Nov 29 17:33:50.281 INFO [stderr] 5 | #[allow(unused_import)] Nov 29 17:33:50.281 INFO [stderr] | ^^^^^^^^^^^^^ Nov 29 17:33:50.282 INFO [stderr] | Nov 29 17:33:50.282 INFO [stderr] = note: #[warn(unknown_lints)] on by default Nov 29 17:33:50.282 INFO [stderr] Nov 29 17:33:50.292 INFO [stderr] | Nov 29 17:33:50.292 INFO [stderr] = note: #[warn(unknown_lints)] on by default Nov 29 17:33:50.292 INFO [stderr] Nov 29 17:33:50.640 INFO [stderr] warning: unused `#[macro_use]` import Nov 29 17:33:50.640 INFO [stderr] --> src/main.rs:3:1 Nov 29 17:33:50.640 INFO [stderr] | Nov 29 17:33:50.641 INFO [stderr] 3 | #[macro_use] extern crate itertools; Nov 29 17:33:50.641 INFO [stderr] | ^^^^^^^^^^^^ Nov 29 17:33:50.641 INFO [stderr] | Nov 29 17:33:50.641 INFO [stderr] = note: #[warn(unused_imports)] on by default Nov 29 17:33:50.641 INFO [stderr] Nov 29 17:33:50.799 INFO [stderr] warning: unused `#[macro_use]` import Nov 29 17:33:50.800 INFO [stderr] --> src/lib.rs:3:1 Nov 29 17:33:50.800 INFO [stderr] | Nov 29 17:33:50.800 INFO [stderr] 3 | #[macro_use] extern crate itertools; Nov 29 17:33:50.800 INFO [stderr] | ^^^^^^^^^^^^ Nov 29 17:33:50.801 INFO [stderr] | Nov 29 17:33:50.801 INFO [stderr] = note: #[warn(unused_imports)] on by default Nov 29 17:33:50.801 INFO [stderr] Nov 29 17:33:51.020 INFO [stderr] warning: value assigned to `triangular_num` is never read Nov 29 17:33:51.020 INFO [stderr] --> src/eulers/twelve.rs:6:13 Nov 29 17:33:51.020 INFO [stderr] | Nov 29 17:33:51.020 INFO [stderr] 6 | let mut triangular_num = Some(6); Nov 29 17:33:51.020 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 29 17:33:51.020 INFO [stderr] | Nov 29 17:33:51.020 INFO [stderr] = note: #[warn(unused_assignments)] on by default Nov 29 17:33:51.020 INFO [stderr] Nov 29 17:33:51.048 INFO [stderr] warning: value assigned to `triangular_num` is never read Nov 29 17:33:51.048 INFO [stderr] --> src/eulers/twelve.rs:6:13 Nov 29 17:33:51.048 INFO [stderr] | Nov 29 17:33:51.048 INFO [stderr] 6 | let mut triangular_num = Some(6); Nov 29 17:33:51.048 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 29 17:33:51.048 INFO [stderr] | Nov 29 17:33:51.048 INFO [stderr] = note: #[warn(unused_assignments)] on by default Nov 29 17:33:51.048 INFO [stderr] Nov 29 17:33:51.164 INFO [stderr] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable Nov 29 17:33:51.164 INFO [stderr] --> src/main.rs:1:12 Nov 29 17:33:51.164 INFO [stderr] | Nov 29 17:33:51.164 INFO [stderr] 1 | #![feature(inclusive_range_syntax)] Nov 29 17:33:51.164 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Nov 29 17:33:51.164 INFO [stderr] | Nov 29 17:33:51.164 INFO [stderr] = note: #[warn(stable_features)] on by default Nov 29 17:33:51.164 INFO [stderr] Nov 29 17:33:51.164 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable Nov 29 17:33:51.164 INFO [stderr] --> src/main.rs:2:12 Nov 29 17:33:51.164 INFO [stderr] | Nov 29 17:33:51.164 INFO [stderr] 2 | #![feature(iterator_step_by)] Nov 29 17:33:51.164 INFO [stderr] | ^^^^^^^^^^^^^^^^ Nov 29 17:33:51.164 INFO [stderr] Nov 29 17:33:51.220 INFO [stderr] warning: struct is never constructed: `Valid` Nov 29 17:33:51.220 INFO [stderr] --> src/lib.rs:15:5 Nov 29 17:33:51.220 INFO [stderr] | Nov 29 17:33:51.220 INFO [stderr] 15 | pub struct Valid (A); Nov 29 17:33:51.220 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 29 17:33:51.220 INFO [stderr] | Nov 29 17:33:51.220 INFO [stderr] = note: #[warn(dead_code)] on by default Nov 29 17:33:51.220 INFO [stderr] Nov 29 17:33:51.220 INFO [stderr] warning: struct is never constructed: `Invalid` Nov 29 17:33:51.220 INFO [stderr] --> src/lib.rs:16:5 Nov 29 17:33:51.220 INFO [stderr] | Nov 29 17:33:51.220 INFO [stderr] 16 | pub struct Invalid (A); Nov 29 17:33:51.220 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 29 17:33:51.220 INFO [stderr] Nov 29 17:33:51.220 INFO [stderr] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable Nov 29 17:33:51.220 INFO [stderr] --> src/lib.rs:1:12 Nov 29 17:33:51.220 INFO [stderr] | Nov 29 17:33:51.220 INFO [stderr] 1 | #![feature(inclusive_range_syntax)] Nov 29 17:33:51.220 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Nov 29 17:33:51.221 INFO [stderr] | Nov 29 17:33:51.221 INFO [stderr] = note: #[warn(stable_features)] on by default Nov 29 17:33:51.221 INFO [stderr] Nov 29 17:33:51.221 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable Nov 29 17:33:51.221 INFO [stderr] --> src/lib.rs:2:12 Nov 29 17:33:51.221 INFO [stderr] | Nov 29 17:33:51.221 INFO [stderr] 2 | #![feature(iterator_step_by)] Nov 29 17:33:51.221 INFO [stderr] | ^^^^^^^^^^^^^^^^ Nov 29 17:33:51.221 INFO [stderr] Nov 29 17:33:51.280 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.87s Nov 29 17:33:51.285 INFO [stderr] su: No module specific data is present Nov 29 17:33:52.704 INFO running `"docker" "inspect" "c8e6539c428623ad7060dd3d953cca07e0737039916be66deca81f6a4c7467fc"` Nov 29 17:33:52.982 INFO running `"docker" "rm" "-f" "c8e6539c428623ad7060dd3d953cca07e0737039916be66deca81f6a4c7467fc"` Nov 29 17:33:53.368 INFO [stdout] c8e6539c428623ad7060dd3d953cca07e0737039916be66deca81f6a4c7467fc