Oct 31 20:31:20.656 INFO checking stephen-lazaro/reuler against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Oct 31 20:31:20.657 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-3/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 31 20:31:21.066 INFO blam! 3bc55c638adbae2250cb79ed5e4f7358a89056ea62f33ea5651d788043ff87c0
Oct 31 20:31:21.072 INFO running `"docker" "start" "-a" "3bc55c638adbae2250cb79ed5e4f7358a89056ea62f33ea5651d788043ff87c0"`
Oct 31 20:31:23.320 INFO kablam! usermod: no changes
Oct 31 20:31:23.447 INFO kablam!     Checking memchr v0.1.11
Oct 31 20:31:23.447 INFO kablam!     Checking itertools v0.7.3
Oct 31 20:31:23.458 INFO kablam!     Checking thread-id v2.0.0
Oct 31 20:31:23.828 INFO kablam!     Checking thread_local v0.2.7
Oct 31 20:31:24.180 INFO kablam!     Checking aho-corasick v0.5.3
Oct 31 20:31:25.577 INFO kablam!     Checking regex v0.1.80
Oct 31 20:31:27.698 INFO kablam!     Checking reuler v0.1.0 (/source)
Oct 31 20:31:27.836 INFO kablam! warning: unknown lint: `unused_import`
Oct 31 20:31:27.837 INFO kablam!  --> src/lib.rs:5:9
Oct 31 20:31:27.838 INFO kablam!   |
Oct 31 20:31:27.839 INFO kablam! 5 | #[allow(unused_import)]
Oct 31 20:31:27.839 INFO kablam!   |         ^^^^^^^^^^^^^
Oct 31 20:31:27.840 INFO kablam!   |
Oct 31 20:31:27.841 INFO kablam!   = note: #[warn(unknown_lints)] on by default
Oct 31 20:31:27.841 INFO kablam! 
Oct 31 20:31:28.017 INFO kablam! warning: unused `#[macro_use]` import
Oct 31 20:31:28.017 INFO kablam!  --> src/lib.rs:3:1
Oct 31 20:31:28.017 INFO kablam!   |
Oct 31 20:31:28.017 INFO kablam! 3 | #[macro_use] extern crate itertools;
Oct 31 20:31:28.017 INFO kablam!   | ^^^^^^^^^^^^
Oct 31 20:31:28.017 INFO kablam!   |
Oct 31 20:31:28.017 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 31 20:31:28.017 INFO kablam! 
Oct 31 20:31:28.248 INFO kablam! warning: value assigned to `triangular_num` is never read
Oct 31 20:31:28.249 INFO kablam!  --> src/eulers/twelve.rs:6:13
Oct 31 20:31:28.249 INFO kablam!   |
Oct 31 20:31:28.250 INFO kablam! 6 |     let mut triangular_num = Some(6);
Oct 31 20:31:28.251 INFO kablam!   |             ^^^^^^^^^^^^^^
Oct 31 20:31:28.251 INFO kablam!   |
Oct 31 20:31:28.252 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 31 20:31:28.253 INFO kablam! 
Oct 31 20:31:28.380 INFO kablam! warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 31 20:31:28.382 INFO kablam!  --> src/lib.rs:1:12
Oct 31 20:31:28.382 INFO kablam!   |
Oct 31 20:31:28.382 INFO kablam! 1 | #![feature(inclusive_range_syntax)]
Oct 31 20:31:28.382 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Oct 31 20:31:28.382 INFO kablam!   |
Oct 31 20:31:28.382 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 31 20:31:28.382 INFO kablam! 
Oct 31 20:31:28.382 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 31 20:31:28.382 INFO kablam!  --> src/lib.rs:2:12
Oct 31 20:31:28.382 INFO kablam!   |
Oct 31 20:31:28.382 INFO kablam! 2 | #![feature(iterator_step_by)]
Oct 31 20:31:28.382 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 31 20:31:28.382 INFO kablam! 
Oct 31 20:31:28.615 INFO kablam! warning: unknown lint: `unused_import`
Oct 31 20:31:28.616 INFO kablam!  --> src/main.rs:5:9
Oct 31 20:31:28.617 INFO kablam!   |
Oct 31 20:31:28.618 INFO kablam! 5 | #[allow(unused_import)]
Oct 31 20:31:28.619 INFO kablam!   |         ^^^^^^^^^^^^^
Oct 31 20:31:28.619 INFO kablam!   |
Oct 31 20:31:28.619 INFO kablam!   = note: #[warn(unknown_lints)] on by default
Oct 31 20:31:28.619 INFO kablam! 
Oct 31 20:31:28.812 INFO kablam! warning: unused `#[macro_use]` import
Oct 31 20:31:28.812 INFO kablam!  --> src/main.rs:3:1
Oct 31 20:31:28.813 INFO kablam!   |
Oct 31 20:31:28.813 INFO kablam! 3 | #[macro_use] extern crate itertools;
Oct 31 20:31:28.813 INFO kablam!   | ^^^^^^^^^^^^
Oct 31 20:31:28.813 INFO kablam!   |
Oct 31 20:31:28.813 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 31 20:31:28.813 INFO kablam! 
Oct 31 20:31:29.181 INFO kablam! warning: value assigned to `triangular_num` is never read
Oct 31 20:31:29.182 INFO kablam!  --> src/eulers/twelve.rs:6:13
Oct 31 20:31:29.182 INFO kablam!   |
Oct 31 20:31:29.182 INFO kablam! 6 |     let mut triangular_num = Some(6);
Oct 31 20:31:29.182 INFO kablam!   |             ^^^^^^^^^^^^^^
Oct 31 20:31:29.182 INFO kablam!   |
Oct 31 20:31:29.182 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 31 20:31:29.182 INFO kablam! 
Oct 31 20:31:29.334 INFO kablam! warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 31 20:31:29.334 INFO kablam!  --> src/main.rs:1:12
Oct 31 20:31:29.334 INFO kablam!   |
Oct 31 20:31:29.334 INFO kablam! 1 | #![feature(inclusive_range_syntax)]
Oct 31 20:31:29.334 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Oct 31 20:31:29.334 INFO kablam!   |
Oct 31 20:31:29.335 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 31 20:31:29.335 INFO kablam! 
Oct 31 20:31:29.335 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 31 20:31:29.335 INFO kablam!  --> src/main.rs:2:12
Oct 31 20:31:29.335 INFO kablam!   |
Oct 31 20:31:29.335 INFO kablam! 2 | #![feature(iterator_step_by)]
Oct 31 20:31:29.335 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 31 20:31:29.335 INFO kablam! 
Oct 31 20:31:29.497 INFO kablam!     Checking env_logger v0.3.5
Oct 31 20:31:30.001 INFO kablam!     Checking quickcheck v0.3.2
Oct 31 20:31:31.832 INFO kablam! warning: unknown lint: `unused_import`
Oct 31 20:31:31.832 INFO kablam!  --> src/lib.rs:5:9
Oct 31 20:31:31.832 INFO kablam!   |
Oct 31 20:31:31.832 INFO kablam! 5 | #[allow(unused_import)]
Oct 31 20:31:31.832 INFO kablam!   |         ^^^^^^^^^^^^^
Oct 31 20:31:31.832 INFO kablam!   |
Oct 31 20:31:31.832 INFO kablam!   = note: #[warn(unknown_lints)] on by default
Oct 31 20:31:31.832 INFO kablam! 
Oct 31 20:31:31.844 INFO kablam! warning: unknown lint: `unused_import`
Oct 31 20:31:31.844 INFO kablam!  --> src/main.rs:5:9
Oct 31 20:31:31.844 INFO kablam!   |
Oct 31 20:31:31.844 INFO kablam! 5 | #[allow(unused_import)]
Oct 31 20:31:31.844 INFO kablam!   |         ^^^^^^^^^^^^^
Oct 31 20:31:31.844 INFO kablam!   |
Oct 31 20:31:31.844 INFO kablam!   = note: #[warn(unknown_lints)] on by default
Oct 31 20:31:31.844 INFO kablam! 
Oct 31 20:31:32.076 INFO kablam! warning: unused `#[macro_use]` import
Oct 31 20:31:32.076 INFO kablam!  --> src/main.rs:3:1
Oct 31 20:31:32.076 INFO kablam!   |
Oct 31 20:31:32.076 INFO kablam! 3 | #[macro_use] extern crate itertools;
Oct 31 20:31:32.076 INFO kablam!   | ^^^^^^^^^^^^
Oct 31 20:31:32.076 INFO kablam!   |
Oct 31 20:31:32.076 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 31 20:31:32.076 INFO kablam! 
Oct 31 20:31:32.236 INFO kablam! warning: unused `#[macro_use]` import
Oct 31 20:31:32.236 INFO kablam!  --> src/lib.rs:3:1
Oct 31 20:31:32.236 INFO kablam!   |
Oct 31 20:31:32.236 INFO kablam! 3 | #[macro_use] extern crate itertools;
Oct 31 20:31:32.236 INFO kablam!   | ^^^^^^^^^^^^
Oct 31 20:31:32.236 INFO kablam!   |
Oct 31 20:31:32.236 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 31 20:31:32.236 INFO kablam! 
Oct 31 20:31:32.268 INFO kablam! warning: value assigned to `triangular_num` is never read
Oct 31 20:31:32.268 INFO kablam!  --> src/eulers/twelve.rs:6:13
Oct 31 20:31:32.268 INFO kablam!   |
Oct 31 20:31:32.268 INFO kablam! 6 |     let mut triangular_num = Some(6);
Oct 31 20:31:32.268 INFO kablam!   |             ^^^^^^^^^^^^^^
Oct 31 20:31:32.268 INFO kablam!   |
Oct 31 20:31:32.268 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 31 20:31:32.268 INFO kablam! 
Oct 31 20:31:32.319 INFO kablam! warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 31 20:31:32.319 INFO kablam!  --> src/main.rs:1:12
Oct 31 20:31:32.319 INFO kablam!   |
Oct 31 20:31:32.319 INFO kablam! 1 | #![feature(inclusive_range_syntax)]
Oct 31 20:31:32.319 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Oct 31 20:31:32.319 INFO kablam!   |
Oct 31 20:31:32.319 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 31 20:31:32.319 INFO kablam! 
Oct 31 20:31:32.321 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 31 20:31:32.321 INFO kablam!  --> src/main.rs:2:12
Oct 31 20:31:32.321 INFO kablam!   |
Oct 31 20:31:32.321 INFO kablam! 2 | #![feature(iterator_step_by)]
Oct 31 20:31:32.321 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 31 20:31:32.321 INFO kablam! 
Oct 31 20:31:32.502 INFO kablam! warning: value assigned to `triangular_num` is never read
Oct 31 20:31:32.502 INFO kablam!  --> src/eulers/twelve.rs:6:13
Oct 31 20:31:32.502 INFO kablam!   |
Oct 31 20:31:32.502 INFO kablam! 6 |     let mut triangular_num = Some(6);
Oct 31 20:31:32.502 INFO kablam!   |             ^^^^^^^^^^^^^^
Oct 31 20:31:32.504 INFO kablam!   |
Oct 31 20:31:32.504 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 31 20:31:32.504 INFO kablam! 
Oct 31 20:31:32.573 INFO kablam! warning: struct is never constructed: `Valid`
Oct 31 20:31:32.574 INFO kablam!   --> src/lib.rs:15:5
Oct 31 20:31:32.574 INFO kablam!    |
Oct 31 20:31:32.574 INFO kablam! 15 |     pub struct Valid <A : Testable> (A);
Oct 31 20:31:32.574 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 20:31:32.574 INFO kablam!    |
Oct 31 20:31:32.574 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 20:31:32.574 INFO kablam! 
Oct 31 20:31:32.574 INFO kablam! warning: struct is never constructed: `Invalid`
Oct 31 20:31:32.574 INFO kablam!   --> src/lib.rs:16:5
Oct 31 20:31:32.574 INFO kablam!    |
Oct 31 20:31:32.574 INFO kablam! 16 |     pub struct Invalid <A : Testable> (A);
Oct 31 20:31:32.574 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 20:31:32.574 INFO kablam! 
Oct 31 20:31:32.574 INFO kablam! warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 31 20:31:32.574 INFO kablam!  --> src/lib.rs:1:12
Oct 31 20:31:32.574 INFO kablam!   |
Oct 31 20:31:32.574 INFO kablam! 1 | #![feature(inclusive_range_syntax)]
Oct 31 20:31:32.574 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Oct 31 20:31:32.574 INFO kablam!   |
Oct 31 20:31:32.574 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 31 20:31:32.574 INFO kablam! 
Oct 31 20:31:32.574 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 31 20:31:32.574 INFO kablam!  --> src/lib.rs:2:12
Oct 31 20:31:32.574 INFO kablam!   |
Oct 31 20:31:32.574 INFO kablam! 2 | #![feature(iterator_step_by)]
Oct 31 20:31:32.574 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 31 20:31:32.574 INFO kablam! 
Oct 31 20:31:32.636 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 9.29s
Oct 31 20:31:32.640 INFO kablam! su: No module specific data is present
Oct 31 20:31:33.296 INFO running `"docker" "rm" "-f" "3bc55c638adbae2250cb79ed5e4f7358a89056ea62f33ea5651d788043ff87c0"`
Oct 31 20:31:33.668 INFO blam! 3bc55c638adbae2250cb79ed5e4f7358a89056ea62f33ea5651d788043ff87c0