Oct 13 00:10:14.897 INFO checking brinchj/rust-sudoku-fun against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 00:10:14.897 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 13 00:10:15.344 INFO blam! acac0cf3ef200f6d9daa16b89d1cbd00e3b7eb17af47dbc241cdc127b9759116
Oct 13 00:10:15.347 INFO running `"docker" "start" "-a" "acac0cf3ef200f6d9daa16b89d1cbd00e3b7eb17af47dbc241cdc127b9759116"`
Oct 13 00:10:17.211 INFO kablam! usermod: no changes
Oct 13 00:10:17.365 INFO kablam!     Checking debug-builders v0.1.0
Oct 13 00:10:17.365 INFO kablam!    Compiling debugtrace v0.1.0
Oct 13 00:10:17.377 INFO kablam!     Checking either v0.1.7
Oct 13 00:10:17.377 INFO kablam!     Checking conv v0.3.3
Oct 13 00:10:19.352 INFO kablam!     Checking backtrace v0.1.8
Oct 13 00:10:22.002 INFO kablam!     Checking chomp v0.3.1
Oct 13 00:10:24.081 INFO kablam!     Checking sudokusolver v0.1.0 (/source)
Oct 13 00:10:26.261 INFO kablam! warning: unused `#[macro_use]` import
Oct 13 00:10:26.261 INFO kablam!  --> src/lib.rs:3:1
Oct 13 00:10:26.261 INFO kablam!   |
Oct 13 00:10:26.261 INFO kablam! 3 | #[macro_use]
Oct 13 00:10:26.261 INFO kablam!   | ^^^^^^^^^^^^
Oct 13 00:10:26.261 INFO kablam!   |
Oct 13 00:10:26.261 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 00:10:26.261 INFO kablam! 
Oct 13 00:10:26.428 INFO kablam! warning: unused `#[macro_use]` import
Oct 13 00:10:26.428 INFO kablam!  --> src/lib.rs:3:1
Oct 13 00:10:26.428 INFO kablam!   |
Oct 13 00:10:26.428 INFO kablam! 3 | #[macro_use]
Oct 13 00:10:26.428 INFO kablam!   | ^^^^^^^^^^^^
Oct 13 00:10:26.428 INFO kablam!   |
Oct 13 00:10:26.428 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 00:10:26.428 INFO kablam! 
Oct 13 00:10:26.594 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 00:10:26.594 INFO kablam!  --> src/lib.rs:1:12
Oct 13 00:10:26.595 INFO kablam!   |
Oct 13 00:10:26.595 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 00:10:26.596 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 00:10:26.596 INFO kablam!   |
Oct 13 00:10:26.597 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 00:10:26.597 INFO kablam! 
Oct 13 00:10:26.993 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 00:10:26.993 INFO kablam!  --> src/lib.rs:1:12
Oct 13 00:10:26.993 INFO kablam!   |
Oct 13 00:10:26.993 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 00:10:26.993 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 00:10:26.993 INFO kablam!   |
Oct 13 00:10:26.995 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 00:10:26.995 INFO kablam! 
Oct 13 00:10:28.770 INFO kablam! warning: unused `#[macro_use]` import
Oct 13 00:10:28.771 INFO kablam!  --> src/main.rs:3:1
Oct 13 00:10:28.771 INFO kablam!   |
Oct 13 00:10:28.772 INFO kablam! 3 | #[macro_use]
Oct 13 00:10:28.772 INFO kablam!   | ^^^^^^^^^^^^
Oct 13 00:10:28.773 INFO kablam!   |
Oct 13 00:10:28.774 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 00:10:28.774 INFO kablam! 
Oct 13 00:10:29.075 INFO kablam! warning: unused `#[macro_use]` import
Oct 13 00:10:29.076 INFO kablam!  --> src/main.rs:3:1
Oct 13 00:10:29.077 INFO kablam!   |
Oct 13 00:10:29.077 INFO kablam! 3 | #[macro_use]
Oct 13 00:10:29.078 INFO kablam!   | ^^^^^^^^^^^^
Oct 13 00:10:29.079 INFO kablam!   |
Oct 13 00:10:29.079 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 00:10:29.080 INFO kablam! 
Oct 13 00:10:29.132 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 00:10:29.132 INFO kablam!  --> src/main.rs:1:12
Oct 13 00:10:29.133 INFO kablam!   |
Oct 13 00:10:29.133 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 00:10:29.133 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 00:10:29.134 INFO kablam!   |
Oct 13 00:10:29.134 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 00:10:29.134 INFO kablam! 
Oct 13 00:10:29.357 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 00:10:29.357 INFO kablam!  --> src/main.rs:1:12
Oct 13 00:10:29.357 INFO kablam!   |
Oct 13 00:10:29.357 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 00:10:29.357 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 00:10:29.357 INFO kablam!   |
Oct 13 00:10:29.357 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 00:10:29.357 INFO kablam! 
Oct 13 00:10:29.376 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 12.12s
Oct 13 00:10:29.392 INFO kablam! su: No module specific data is present
Oct 13 00:10:30.656 INFO running `"docker" "rm" "-f" "acac0cf3ef200f6d9daa16b89d1cbd00e3b7eb17af47dbc241cdc127b9759116"`
Oct 13 00:10:31.064 INFO blam! acac0cf3ef200f6d9daa16b89d1cbd00e3b7eb17af47dbc241cdc127b9759116