Oct 12 13:05:05.444 INFO checking stephen-lazaro/reuler against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 13:05:05.446 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 12 13:05:05.974 INFO blam! 975cdd38aa6adf9cc679b8315f3b5ebacf5a8ca933838bddbb1c10f67b683dc5
Oct 12 13:05:05.976 INFO running `"docker" "start" "-a" "975cdd38aa6adf9cc679b8315f3b5ebacf5a8ca933838bddbb1c10f67b683dc5"`
Oct 12 13:05:07.924 INFO kablam! usermod: no changes
Oct 12 13:05:08.032 INFO kablam!     Checking memchr v0.1.11
Oct 12 13:05:08.032 INFO kablam!     Checking itertools v0.7.3
Oct 12 13:05:08.032 INFO kablam!     Checking thread-id v2.0.0
Oct 12 13:05:08.747 INFO kablam!     Checking thread_local v0.2.7
Oct 12 13:05:08.857 INFO kablam!     Checking aho-corasick v0.5.3
Oct 12 13:05:10.429 INFO kablam!     Checking regex v0.1.80
Oct 12 13:05:12.801 INFO kablam!     Checking reuler v0.1.0 (/source)
Oct 12 13:05:12.969 INFO kablam! warning: unknown lint: `unused_import`
Oct 12 13:05:12.969 INFO kablam!  --> src/lib.rs:5:9
Oct 12 13:05:12.971 INFO kablam!   |
Oct 12 13:05:12.971 INFO kablam! 5 | #[allow(unused_import)]
Oct 12 13:05:12.971 INFO kablam!   |         ^^^^^^^^^^^^^
Oct 12 13:05:12.971 INFO kablam!   |
Oct 12 13:05:12.971 INFO kablam!   = note: #[warn(unknown_lints)] on by default
Oct 12 13:05:12.971 INFO kablam! 
Oct 12 13:05:13.312 INFO kablam! warning: unused `#[macro_use]` import
Oct 12 13:05:13.312 INFO kablam!  --> src/lib.rs:3:1
Oct 12 13:05:13.312 INFO kablam!   |
Oct 12 13:05:13.312 INFO kablam! 3 | #[macro_use] extern crate itertools;
Oct 12 13:05:13.312 INFO kablam!   | ^^^^^^^^^^^^
Oct 12 13:05:13.312 INFO kablam!   |
Oct 12 13:05:13.314 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 13:05:13.314 INFO kablam! 
Oct 12 13:05:13.692 INFO kablam! warning: value assigned to `triangular_num` is never read
Oct 12 13:05:13.693 INFO kablam!  --> src/eulers/twelve.rs:6:13
Oct 12 13:05:13.693 INFO kablam!   |
Oct 12 13:05:13.693 INFO kablam! 6 |     let mut triangular_num = Some(6);
Oct 12 13:05:13.693 INFO kablam!   |             ^^^^^^^^^^^^^^
Oct 12 13:05:13.694 INFO kablam!   |
Oct 12 13:05:13.694 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 12 13:05:13.694 INFO kablam! 
Oct 12 13:05:13.868 INFO kablam! warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 12 13:05:13.868 INFO kablam!  --> src/lib.rs:1:12
Oct 12 13:05:13.868 INFO kablam!   |
Oct 12 13:05:13.868 INFO kablam! 1 | #![feature(inclusive_range_syntax)]
Oct 12 13:05:13.868 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:05:13.868 INFO kablam!   |
Oct 12 13:05:13.868 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 12 13:05:13.868 INFO kablam! 
Oct 12 13:05:13.869 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 12 13:05:13.869 INFO kablam!  --> src/lib.rs:2:12
Oct 12 13:05:13.869 INFO kablam!   |
Oct 12 13:05:13.869 INFO kablam! 2 | #![feature(iterator_step_by)]
Oct 12 13:05:13.869 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 12 13:05:13.869 INFO kablam! 
Oct 12 13:05:14.056 INFO kablam! warning: unknown lint: `unused_import`
Oct 12 13:05:14.060 INFO kablam!  --> src/main.rs:5:9
Oct 12 13:05:14.060 INFO kablam!   |
Oct 12 13:05:14.060 INFO kablam! 5 | #[allow(unused_import)]
Oct 12 13:05:14.060 INFO kablam!   |         ^^^^^^^^^^^^^
Oct 12 13:05:14.060 INFO kablam!   |
Oct 12 13:05:14.060 INFO kablam!   = note: #[warn(unknown_lints)] on by default
Oct 12 13:05:14.060 INFO kablam! 
Oct 12 13:05:14.212 INFO kablam! warning: unused `#[macro_use]` import
Oct 12 13:05:14.216 INFO kablam!  --> src/main.rs:3:1
Oct 12 13:05:14.216 INFO kablam!   |
Oct 12 13:05:14.216 INFO kablam! 3 | #[macro_use] extern crate itertools;
Oct 12 13:05:14.216 INFO kablam!   | ^^^^^^^^^^^^
Oct 12 13:05:14.216 INFO kablam!   |
Oct 12 13:05:14.216 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 13:05:14.216 INFO kablam! 
Oct 12 13:05:14.752 INFO kablam! warning: value assigned to `triangular_num` is never read
Oct 12 13:05:14.752 INFO kablam!  --> src/eulers/twelve.rs:6:13
Oct 12 13:05:14.752 INFO kablam!   |
Oct 12 13:05:14.752 INFO kablam! 6 |     let mut triangular_num = Some(6);
Oct 12 13:05:14.752 INFO kablam!   |             ^^^^^^^^^^^^^^
Oct 12 13:05:14.752 INFO kablam!   |
Oct 12 13:05:14.752 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 12 13:05:14.752 INFO kablam! 
Oct 12 13:05:14.860 INFO kablam! warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 12 13:05:14.860 INFO kablam!  --> src/main.rs:1:12
Oct 12 13:05:14.860 INFO kablam!   |
Oct 12 13:05:14.860 INFO kablam! 1 | #![feature(inclusive_range_syntax)]
Oct 12 13:05:14.860 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:05:14.860 INFO kablam!   |
Oct 12 13:05:14.860 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 12 13:05:14.860 INFO kablam! 
Oct 12 13:05:14.860 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 12 13:05:14.860 INFO kablam!  --> src/main.rs:2:12
Oct 12 13:05:14.860 INFO kablam!   |
Oct 12 13:05:14.860 INFO kablam! 2 | #![feature(iterator_step_by)]
Oct 12 13:05:14.860 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 12 13:05:14.860 INFO kablam! 
Oct 12 13:05:14.888 INFO kablam!     Checking env_logger v0.3.5
Oct 12 13:05:15.444 INFO kablam!     Checking quickcheck v0.3.2
Oct 12 13:05:17.030 INFO kablam! warning: unknown lint: `unused_import`
Oct 12 13:05:17.030 INFO kablam!  --> src/lib.rs:5:9
Oct 12 13:05:17.031 INFO kablam!   |
Oct 12 13:05:17.031 INFO kablam! 5 | #[allow(unused_import)]
Oct 12 13:05:17.032 INFO kablam!   |         ^^^^^^^^^^^^^
Oct 12 13:05:17.036 INFO kablam!   |
Oct 12 13:05:17.037 INFO kablam!   = note: #[warn(unknown_lints)] on by default
Oct 12 13:05:17.037 INFO kablam! 
Oct 12 13:05:17.145 INFO kablam! warning: unknown lint: `unused_import`
Oct 12 13:05:17.145 INFO kablam!  --> src/main.rs:5:9
Oct 12 13:05:17.146 INFO kablam!   |
Oct 12 13:05:17.146 INFO kablam! 5 | #[allow(unused_import)]
Oct 12 13:05:17.146 INFO kablam!   |         ^^^^^^^^^^^^^
Oct 12 13:05:17.146 INFO kablam!   |
Oct 12 13:05:17.147 INFO kablam!   = note: #[warn(unknown_lints)] on by default
Oct 12 13:05:17.147 INFO kablam! 
Oct 12 13:05:17.464 INFO kablam! warning: unused `#[macro_use]` import
Oct 12 13:05:17.464 INFO kablam!  --> src/main.rs:3:1
Oct 12 13:05:17.464 INFO kablam!   |
Oct 12 13:05:17.464 INFO kablam! 3 | #[macro_use] extern crate itertools;
Oct 12 13:05:17.464 INFO kablam!   | ^^^^^^^^^^^^
Oct 12 13:05:17.464 INFO kablam!   |
Oct 12 13:05:17.464 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 13:05:17.464 INFO kablam! 
Oct 12 13:05:17.591 INFO kablam! warning: unused `#[macro_use]` import
Oct 12 13:05:17.591 INFO kablam!  --> src/lib.rs:3:1
Oct 12 13:05:17.591 INFO kablam!   |
Oct 12 13:05:17.591 INFO kablam! 3 | #[macro_use] extern crate itertools;
Oct 12 13:05:17.591 INFO kablam!   | ^^^^^^^^^^^^
Oct 12 13:05:17.591 INFO kablam!   |
Oct 12 13:05:17.591 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 13:05:17.591 INFO kablam! 
Oct 12 13:05:17.712 INFO kablam! warning: value assigned to `triangular_num` is never read
Oct 12 13:05:17.712 INFO kablam!  --> src/eulers/twelve.rs:6:13
Oct 12 13:05:17.712 INFO kablam!   |
Oct 12 13:05:17.712 INFO kablam! 6 |     let mut triangular_num = Some(6);
Oct 12 13:05:17.712 INFO kablam!   |             ^^^^^^^^^^^^^^
Oct 12 13:05:17.712 INFO kablam!   |
Oct 12 13:05:17.712 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 12 13:05:17.712 INFO kablam! 
Oct 12 13:05:17.856 INFO kablam! warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 12 13:05:17.856 INFO kablam!  --> src/main.rs:1:12
Oct 12 13:05:17.856 INFO kablam!   |
Oct 12 13:05:17.856 INFO kablam! 1 | #![feature(inclusive_range_syntax)]
Oct 12 13:05:17.856 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:05:17.856 INFO kablam!   |
Oct 12 13:05:17.856 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 12 13:05:17.856 INFO kablam! 
Oct 12 13:05:17.860 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 12 13:05:17.860 INFO kablam!  --> src/main.rs:2:12
Oct 12 13:05:17.860 INFO kablam!   |
Oct 12 13:05:17.860 INFO kablam! 2 | #![feature(iterator_step_by)]
Oct 12 13:05:17.860 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 12 13:05:17.860 INFO kablam! 
Oct 12 13:05:17.868 INFO kablam! warning: value assigned to `triangular_num` is never read
Oct 12 13:05:17.868 INFO kablam!  --> src/eulers/twelve.rs:6:13
Oct 12 13:05:17.868 INFO kablam!   |
Oct 12 13:05:17.868 INFO kablam! 6 |     let mut triangular_num = Some(6);
Oct 12 13:05:17.868 INFO kablam!   |             ^^^^^^^^^^^^^^
Oct 12 13:05:17.868 INFO kablam!   |
Oct 12 13:05:17.868 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 12 13:05:17.868 INFO kablam! 
Oct 12 13:05:17.964 INFO kablam! warning: struct is never constructed: `Valid`
Oct 12 13:05:17.964 INFO kablam!   --> src/lib.rs:15:5
Oct 12 13:05:17.964 INFO kablam!    |
Oct 12 13:05:17.964 INFO kablam! 15 |     pub struct Valid <A : Testable> (A);
Oct 12 13:05:17.964 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:05:17.964 INFO kablam!    |
Oct 12 13:05:17.964 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 13:05:17.964 INFO kablam! 
Oct 12 13:05:17.964 INFO kablam! warning: struct is never constructed: `Invalid`
Oct 12 13:05:17.964 INFO kablam!   --> src/lib.rs:16:5
Oct 12 13:05:17.964 INFO kablam!    |
Oct 12 13:05:17.964 INFO kablam! 16 |     pub struct Invalid <A : Testable> (A);
Oct 12 13:05:17.964 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:05:17.964 INFO kablam! 
Oct 12 13:05:17.965 INFO kablam! warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 12 13:05:17.965 INFO kablam!  --> src/lib.rs:1:12
Oct 12 13:05:17.965 INFO kablam!   |
Oct 12 13:05:17.965 INFO kablam! 1 | #![feature(inclusive_range_syntax)]
Oct 12 13:05:17.965 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:05:17.965 INFO kablam!   |
Oct 12 13:05:17.965 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 12 13:05:17.965 INFO kablam! 
Oct 12 13:05:17.965 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 12 13:05:17.965 INFO kablam!  --> src/lib.rs:2:12
Oct 12 13:05:17.965 INFO kablam!   |
Oct 12 13:05:17.965 INFO kablam! 2 | #![feature(iterator_step_by)]
Oct 12 13:05:17.965 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 12 13:05:17.965 INFO kablam! 
Oct 12 13:05:18.012 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.05s
Oct 12 13:05:18.015 INFO kablam! su: No module specific data is present
Oct 12 13:05:19.078 INFO running `"docker" "rm" "-f" "975cdd38aa6adf9cc679b8315f3b5ebacf5a8ca933838bddbb1c10f67b683dc5"`
Oct 12 13:05:19.361 INFO blam! 975cdd38aa6adf9cc679b8315f3b5ebacf5a8ca933838bddbb1c10f67b683dc5