Dec 19 07:33:42.695 INFO checking tatref/synacor-challenge against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 07:33:42.696 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/tatref/synacor-challenge:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 07:33:43.241 INFO [stdout] 4504f3d2e6984f3e2fe34c5ff2571ca0ea0d89716fe4f078bc01b9b1d4db3708
Dec 19 07:33:43.246 INFO running `"docker" "start" "-a" "4504f3d2e6984f3e2fe34c5ff2571ca0ea0d89716fe4f078bc01b9b1d4db3708"`
Dec 19 07:33:45.123 INFO [stderr]     Checking utf8parse v0.1.1
Dec 19 07:33:45.124 INFO [stderr]     Checking memchr v2.1.0
Dec 19 07:33:46.184 INFO [stderr]     Checking aho-corasick v0.6.8
Dec 19 07:33:46.184 INFO [stderr]     Checking rustyline v2.1.0
Dec 19 07:33:47.248 INFO [stderr]     Checking regex v1.0.5
Dec 19 07:33:50.152 INFO [stderr]     Checking synacor-challenge v0.1.0 (/opt/crater/workdir)
Dec 19 07:33:50.708 INFO [stderr] error[E0308]: mismatched types
Dec 19 07:33:50.709 INFO [stderr]   --> src/main.rs:37:34
Dec 19 07:33:50.709 INFO [stderr]    |
Dec 19 07:33:50.709 INFO [stderr] 37 |         vm.load_program_from_mem(program);
Dec 19 07:33:50.709 INFO [stderr]    |                                  ^^^^^^^
Dec 19 07:33:50.709 INFO [stderr]    |                                  |
Dec 19 07:33:50.709 INFO [stderr]    |                                  expected &[u16], found struct `std::vec::Vec`
Dec 19 07:33:50.709 INFO [stderr]    |                                  help: consider borrowing here: `&program`
Dec 19 07:33:50.709 INFO [stderr]    |
Dec 19 07:33:50.709 INFO [stderr]    = note: expected type `&[u16]`
Dec 19 07:33:50.709 INFO [stderr]               found type `std::vec::Vec<{integer}>`
Dec 19 07:33:50.709 INFO [stderr] 
Dec 19 07:33:50.828 INFO [stderr] warning: unreachable pattern
Dec 19 07:33:50.828 INFO [stderr]    --> src/main.rs:131:13
Dec 19 07:33:50.828 INFO [stderr]     |
Dec 19 07:33:50.828 INFO [stderr] 131 |             _ => unreachable!(),
Dec 19 07:33:50.828 INFO [stderr]     |             ^
Dec 19 07:33:50.828 INFO [stderr]     |
Dec 19 07:33:50.828 INFO [stderr]     = note: #[warn(unreachable_patterns)] on by default
Dec 19 07:33:50.828 INFO [stderr] 
Dec 19 07:33:50.840 INFO [stderr] error: aborting due to previous error
Dec 19 07:33:50.840 INFO [stderr] 
Dec 19 07:33:50.840 INFO [stderr] For more information about this error, try `rustc --explain E0308`.
Dec 19 07:33:50.860 INFO [stderr] error: Could not compile `synacor-challenge`.
Dec 19 07:33:50.860 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 07:33:50.960 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 07:33:50.960 INFO [stderr]    --> src/main.rs:684:21
Dec 19 07:33:50.960 INFO [stderr]     |
Dec 19 07:33:50.960 INFO [stderr] 684 |                     self.app.print_long_help();
Dec 19 07:33:50.960 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 07:33:50.960 INFO [stderr]     |
Dec 19 07:33:50.960 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 07:33:50.960 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 07:33:50.960 INFO [stderr] 
Dec 19 07:33:51.016 INFO [stderr] error: build failed
Dec 19 07:33:52.044 INFO running `"docker" "inspect" "4504f3d2e6984f3e2fe34c5ff2571ca0ea0d89716fe4f078bc01b9b1d4db3708"`
Dec 19 07:33:52.316 INFO running `"docker" "rm" "-f" "4504f3d2e6984f3e2fe34c5ff2571ca0ea0d89716fe4f078bc01b9b1d4db3708"`
Dec 19 07:33:52.652 INFO [stdout] 4504f3d2e6984f3e2fe34c5ff2571ca0ea0d89716fe4f078bc01b9b1d4db3708