Oct 26 20:18:30.085 INFO checking stephen-lazaro/reuler against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 26 20:18:30.085 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-3/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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 26 20:18:30.600 INFO blam! 40319a99fb4497b938cb05ab2c2b2d47136cae920057dedc3374f70d4224d6a3
Oct 26 20:18:30.611 INFO running `"docker" "start" "-a" "40319a99fb4497b938cb05ab2c2b2d47136cae920057dedc3374f70d4224d6a3"`
Oct 26 20:18:32.631 INFO kablam! usermod: no changes
Oct 26 20:18:32.785 INFO kablam!     Checking itertools v0.7.3
Oct 26 20:18:32.831 INFO kablam!     Checking env_logger v0.3.5
Oct 26 20:18:33.796 INFO kablam!     Checking quickcheck v0.3.2
Oct 26 20:18:36.791 INFO kablam!     Checking reuler v0.1.0 (/source)
Oct 26 20:18:36.907 INFO kablam! warning: unknown lint: `unused_import`
Oct 26 20:18:36.907 INFO kablam!  --> src/lib.rs:5:9
Oct 26 20:18:36.907 INFO kablam!   |
Oct 26 20:18:36.907 INFO kablam! 5 | #[allow(unused_import)]
Oct 26 20:18:36.907 INFO kablam!   |         ^^^^^^^^^^^^^
Oct 26 20:18:36.908 INFO kablam!   |
Oct 26 20:18:36.908 INFO kablam!   = note: #[warn(unknown_lints)] on by default
Oct 26 20:18:36.908 INFO kablam! 
Oct 26 20:18:36.967 INFO kablam! warning: unknown lint: `unused_import`
Oct 26 20:18:36.967 INFO kablam!  --> src/lib.rs:5:9
Oct 26 20:18:36.967 INFO kablam!   |
Oct 26 20:18:36.967 INFO kablam! 5 | #[allow(unused_import)]
Oct 26 20:18:36.967 INFO kablam!   |         ^^^^^^^^^^^^^
Oct 26 20:18:36.967 INFO kablam!   |
Oct 26 20:18:36.967 INFO kablam!   = note: #[warn(unknown_lints)] on by default
Oct 26 20:18:36.967 INFO kablam! 
Oct 26 20:18:37.235 INFO kablam! warning: unused `#[macro_use]` import
Oct 26 20:18:37.235 INFO kablam!  --> src/lib.rs:3:1
Oct 26 20:18:37.235 INFO kablam!   |
Oct 26 20:18:37.235 INFO kablam! 3 | #[macro_use] extern crate itertools;
Oct 26 20:18:37.235 INFO kablam!   | ^^^^^^^^^^^^
Oct 26 20:18:37.235 INFO kablam!   |
Oct 26 20:18:37.235 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 26 20:18:37.235 INFO kablam! 
Oct 26 20:18:37.435 INFO kablam! warning: unused `#[macro_use]` import
Oct 26 20:18:37.435 INFO kablam!  --> src/lib.rs:3:1
Oct 26 20:18:37.435 INFO kablam!   |
Oct 26 20:18:37.435 INFO kablam! 3 | #[macro_use] extern crate itertools;
Oct 26 20:18:37.435 INFO kablam!   | ^^^^^^^^^^^^
Oct 26 20:18:37.435 INFO kablam!   |
Oct 26 20:18:37.435 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 26 20:18:37.435 INFO kablam! 
Oct 26 20:18:37.543 INFO kablam! warning: value assigned to `triangular_num` is never read
Oct 26 20:18:37.543 INFO kablam!  --> src/eulers/twelve.rs:6:13
Oct 26 20:18:37.543 INFO kablam!   |
Oct 26 20:18:37.543 INFO kablam! 6 |     let mut triangular_num = Some(6);
Oct 26 20:18:37.543 INFO kablam!   |             ^^^^^^^^^^^^^^
Oct 26 20:18:37.543 INFO kablam!   |
Oct 26 20:18:37.543 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 26 20:18:37.543 INFO kablam! 
Oct 26 20:18:37.633 INFO kablam! warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 26 20:18:37.633 INFO kablam!  --> src/lib.rs:1:12
Oct 26 20:18:37.633 INFO kablam!   |
Oct 26 20:18:37.633 INFO kablam! 1 | #![feature(inclusive_range_syntax)]
Oct 26 20:18:37.633 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Oct 26 20:18:37.633 INFO kablam!   |
Oct 26 20:18:37.633 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 26 20:18:37.633 INFO kablam! 
Oct 26 20:18:37.647 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 26 20:18:37.647 INFO kablam!  --> src/lib.rs:2:12
Oct 26 20:18:37.647 INFO kablam!   |
Oct 26 20:18:37.647 INFO kablam! 2 | #![feature(iterator_step_by)]
Oct 26 20:18:37.647 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 26 20:18:37.647 INFO kablam! 
Oct 26 20:18:37.947 INFO kablam! warning: unknown lint: `unused_import`
Oct 26 20:18:37.947 INFO kablam!  --> src/main.rs:5:9
Oct 26 20:18:37.947 INFO kablam!   |
Oct 26 20:18:37.947 INFO kablam! 5 | #[allow(unused_import)]
Oct 26 20:18:37.947 INFO kablam!   |         ^^^^^^^^^^^^^
Oct 26 20:18:37.947 INFO kablam!   |
Oct 26 20:18:37.947 INFO kablam!   = note: #[warn(unknown_lints)] on by default
Oct 26 20:18:37.948 INFO kablam! 
Oct 26 20:18:37.951 INFO kablam! warning: unknown lint: `unused_import`
Oct 26 20:18:37.951 INFO kablam!  --> src/main.rs:5:9
Oct 26 20:18:37.951 INFO kablam!   |
Oct 26 20:18:37.951 INFO kablam! 5 | #[allow(unused_import)]
Oct 26 20:18:37.951 INFO kablam!   |         ^^^^^^^^^^^^^
Oct 26 20:18:37.952 INFO kablam!   |
Oct 26 20:18:37.952 INFO kablam!   = note: #[warn(unknown_lints)] on by default
Oct 26 20:18:37.952 INFO kablam! 
Oct 26 20:18:37.975 INFO kablam! warning: value assigned to `triangular_num` is never read
Oct 26 20:18:37.975 INFO kablam!  --> src/eulers/twelve.rs:6:13
Oct 26 20:18:37.975 INFO kablam!   |
Oct 26 20:18:37.975 INFO kablam! 6 |     let mut triangular_num = Some(6);
Oct 26 20:18:37.975 INFO kablam!   |             ^^^^^^^^^^^^^^
Oct 26 20:18:37.975 INFO kablam!   |
Oct 26 20:18:37.975 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 26 20:18:37.975 INFO kablam! 
Oct 26 20:18:38.207 INFO kablam! warning: struct is never constructed: `Valid`
Oct 26 20:18:38.207 INFO kablam!   --> src/lib.rs:15:5
Oct 26 20:18:38.207 INFO kablam!    |
Oct 26 20:18:38.215 INFO kablam! 15 |     pub struct Valid <A : Testable> (A);
Oct 26 20:18:38.215 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 20:18:38.215 INFO kablam!    |
Oct 26 20:18:38.216 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 26 20:18:38.216 INFO kablam! 
Oct 26 20:18:38.216 INFO kablam! warning: struct is never constructed: `Invalid`
Oct 26 20:18:38.216 INFO kablam!   --> src/lib.rs:16:5
Oct 26 20:18:38.216 INFO kablam!    |
Oct 26 20:18:38.217 INFO kablam! 16 |     pub struct Invalid <A : Testable> (A);
Oct 26 20:18:38.217 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 20:18:38.217 INFO kablam! 
Oct 26 20:18:38.217 INFO kablam! warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 26 20:18:38.217 INFO kablam!  --> src/lib.rs:1:12
Oct 26 20:18:38.218 INFO kablam!   |
Oct 26 20:18:38.218 INFO kablam! 1 | #![feature(inclusive_range_syntax)]
Oct 26 20:18:38.218 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Oct 26 20:18:38.218 INFO kablam!   |
Oct 26 20:18:38.219 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 26 20:18:38.219 INFO kablam! 
Oct 26 20:18:38.219 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 26 20:18:38.219 INFO kablam!  --> src/lib.rs:2:12
Oct 26 20:18:38.219 INFO kablam!   |
Oct 26 20:18:38.220 INFO kablam! 2 | #![feature(iterator_step_by)]
Oct 26 20:18:38.220 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 26 20:18:38.220 INFO kablam! 
Oct 26 20:18:38.331 INFO kablam! warning: unused `#[macro_use]` import
Oct 26 20:18:38.331 INFO kablam!  --> src/main.rs:3:1
Oct 26 20:18:38.331 INFO kablam!   |
Oct 26 20:18:38.332 INFO kablam! 3 | #[macro_use] extern crate itertools;
Oct 26 20:18:38.332 INFO kablam!   | ^^^^^^^^^^^^
Oct 26 20:18:38.332 INFO kablam!   |
Oct 26 20:18:38.332 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 26 20:18:38.332 INFO kablam! 
Oct 26 20:18:38.491 INFO kablam! warning: unused `#[macro_use]` import
Oct 26 20:18:38.491 INFO kablam!  --> src/main.rs:3:1
Oct 26 20:18:38.491 INFO kablam!   |
Oct 26 20:18:38.491 INFO kablam! 3 | #[macro_use] extern crate itertools;
Oct 26 20:18:38.491 INFO kablam!   | ^^^^^^^^^^^^
Oct 26 20:18:38.499 INFO kablam!   |
Oct 26 20:18:38.499 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 26 20:18:38.499 INFO kablam! 
Oct 26 20:18:38.687 INFO kablam! warning: value assigned to `triangular_num` is never read
Oct 26 20:18:38.687 INFO kablam!  --> src/eulers/twelve.rs:6:13
Oct 26 20:18:38.687 INFO kablam!   |
Oct 26 20:18:38.687 INFO kablam! 6 |     let mut triangular_num = Some(6);
Oct 26 20:18:38.687 INFO kablam!   |             ^^^^^^^^^^^^^^
Oct 26 20:18:38.687 INFO kablam!   |
Oct 26 20:18:38.687 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 26 20:18:38.687 INFO kablam! 
Oct 26 20:18:38.763 INFO kablam! warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 26 20:18:38.763 INFO kablam!  --> src/main.rs:1:12
Oct 26 20:18:38.763 INFO kablam!   |
Oct 26 20:18:38.763 INFO kablam! 1 | #![feature(inclusive_range_syntax)]
Oct 26 20:18:38.763 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Oct 26 20:18:38.763 INFO kablam!   |
Oct 26 20:18:38.764 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 26 20:18:38.764 INFO kablam! 
Oct 26 20:18:38.764 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 26 20:18:38.764 INFO kablam!  --> src/main.rs:2:12
Oct 26 20:18:38.764 INFO kablam!   |
Oct 26 20:18:38.764 INFO kablam! 2 | #![feature(iterator_step_by)]
Oct 26 20:18:38.764 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 26 20:18:38.764 INFO kablam! 
Oct 26 20:18:38.931 INFO kablam! warning: value assigned to `triangular_num` is never read
Oct 26 20:18:38.931 INFO kablam!  --> src/eulers/twelve.rs:6:13
Oct 26 20:18:38.931 INFO kablam!   |
Oct 26 20:18:38.931 INFO kablam! 6 |     let mut triangular_num = Some(6);
Oct 26 20:18:38.931 INFO kablam!   |             ^^^^^^^^^^^^^^
Oct 26 20:18:38.931 INFO kablam!   |
Oct 26 20:18:38.931 INFO kablam!   = note: #[warn(unused_assignments)] on by default
Oct 26 20:18:38.931 INFO kablam! 
Oct 26 20:18:38.987 INFO kablam! warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 26 20:18:38.987 INFO kablam!  --> src/main.rs:1:12
Oct 26 20:18:38.987 INFO kablam!   |
Oct 26 20:18:38.987 INFO kablam! 1 | #![feature(inclusive_range_syntax)]
Oct 26 20:18:38.987 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^
Oct 26 20:18:38.987 INFO kablam!   |
Oct 26 20:18:38.987 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 26 20:18:38.987 INFO kablam! 
Oct 26 20:18:38.987 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 26 20:18:38.987 INFO kablam!  --> src/main.rs:2:12
Oct 26 20:18:38.987 INFO kablam!   |
Oct 26 20:18:38.987 INFO kablam! 2 | #![feature(iterator_step_by)]
Oct 26 20:18:38.987 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 26 20:18:38.987 INFO kablam! 
Oct 26 20:18:39.047 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.37s
Oct 26 20:18:39.059 INFO kablam! su: No module specific data is present
Oct 26 20:18:40.361 INFO running `"docker" "rm" "-f" "40319a99fb4497b938cb05ab2c2b2d47136cae920057dedc3374f70d4224d6a3"`
Oct 26 20:18:40.731 INFO blam! 40319a99fb4497b938cb05ab2c2b2d47136cae920057dedc3374f70d4224d6a3