Sep 03 18:52:47.712 INFO checking emilio/tic-tac-minimax against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 03 18:52:47.712 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 03 18:52:47.712 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-2/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 03 18:52:47.954 INFO blam! 11a751e52d7cae24e4c308033496b56861c27a5a33e34a7758e0d155667cab8f
Sep 03 18:52:47.956 INFO running `"docker" "start" "-a" "11a751e52d7cae24e4c308033496b56861c27a5a33e34a7758e0d155667cab8f"`
Sep 03 18:52:48.927 INFO kablam!     Checking libc v0.2.23
Sep 03 18:52:48.927 INFO kablam!    Compiling gdk-pixbuf v0.1.3
Sep 03 18:52:48.938 INFO kablam!    Compiling gio v0.1.3
Sep 03 18:52:48.950 INFO kablam!    Compiling cairo-rs v0.1.3
Sep 03 18:52:48.971 INFO kablam!    Compiling gdk v0.5.3
Sep 03 18:52:48.990 INFO kablam!     Checking c_vec v1.2.1
Sep 03 18:52:49.002 INFO kablam!    Compiling gtk v0.1.3
Sep 03 18:52:49.022 INFO kablam!    Compiling glib-sys v0.3.4
Sep 03 18:52:51.035 INFO kablam!    Compiling gobject-sys v0.3.4
Sep 03 18:52:51.417 INFO kablam!    Compiling gio-sys v0.3.4
Sep 03 18:52:51.457 INFO kablam!    Compiling cairo-sys-rs v0.3.4
Sep 03 18:52:51.611 INFO kablam!    Compiling gdk-pixbuf-sys v0.3.4
Sep 03 18:52:51.695 INFO kablam!    Compiling pango-sys v0.3.4
Sep 03 18:52:51.815 INFO kablam!    Compiling atk-sys v0.3.4
Sep 03 18:52:53.234 INFO kablam!    Compiling gdk-sys v0.3.4
Sep 03 18:52:55.253 INFO kablam!    Compiling gtk-sys v0.3.4
Sep 03 18:53:03.699 INFO kablam!     Checking glib v0.1.3
Sep 03 18:53:08.495 INFO kablam!     Checking pango v0.1.3
Sep 03 18:54:03.840 INFO kablam!     Checking tic-tac-minimax v0.1.0 (file:///source)
Sep 03 18:54:04.558 INFO kablam! warning: variable does not need to be mutable
Sep 03 18:54:04.558 INFO kablam!   --> src/minimax.rs:91:13
Sep 03 18:54:04.559 INFO kablam!    |
Sep 03 18:54:04.559 INFO kablam! 91 |         let mut new_state = &mut current_state.ensure_children()[index];
Sep 03 18:54:04.559 INFO kablam!    |             ----^^^^^^^^^
Sep 03 18:54:04.559 INFO kablam!    |             |
Sep 03 18:54:04.559 INFO kablam!    |             help: remove this `mut`
Sep 03 18:54:04.559 INFO kablam!    |
Sep 03 18:54:04.559 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 03 18:54:04.559 INFO kablam! 
Sep 03 18:54:04.602 INFO kablam! warning: variable does not need to be mutable
Sep 03 18:54:04.602 INFO kablam!   --> src/minimax.rs:91:13
Sep 03 18:54:04.602 INFO kablam!    |
Sep 03 18:54:04.602 INFO kablam! 91 |         let mut new_state = &mut current_state.ensure_children()[index];
Sep 03 18:54:04.602 INFO kablam!    |             ----^^^^^^^^^
Sep 03 18:54:04.602 INFO kablam!    |             |
Sep 03 18:54:04.602 INFO kablam!    |             help: remove this `mut`
Sep 03 18:54:04.603 INFO kablam!    |
Sep 03 18:54:04.603 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 03 18:54:04.603 INFO kablam! 
Sep 03 18:54:04.660 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
Sep 03 18:54:04.665 INFO kablam! su: No module specific data is present
Sep 03 18:54:05.043 INFO running `"docker" "rm" "-f" "11a751e52d7cae24e4c308033496b56861c27a5a33e34a7758e0d155667cab8f"`
Sep 03 18:54:05.147 INFO blam! 11a751e52d7cae24e4c308033496b56861c27a5a33e34a7758e0d155667cab8f