Nov 28 00:20:03.496 INFO checking mpajkowski/micecoreos against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 00:20:03.496 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 28 00:20:07.110 INFO [stdout] 33e7fd96bc0c79b939030cc0e28c4d486b5eb3c8438e7a7f7881b0bfe25df7ad
Nov 28 00:20:07.111 INFO running `"docker" "start" "-a" "33e7fd96bc0c79b939030cc0e28c4d486b5eb3c8438e7a7f7881b0bfe25df7ad"`
Nov 28 00:20:08.508 INFO [stderr] usermod: no changes
Nov 28 00:20:08.644 INFO [stderr]     Checking micecoreos v0.1.0 (/source)
Nov 28 00:20:08.788 INFO [stderr] warning: unused `core::result::Result` that must be used
Nov 28 00:20:08.788 INFO [stderr]   --> src/main.rs:28:9
Nov 28 00:20:08.788 INFO [stderr]    |
Nov 28 00:20:08.788 INFO [stderr] 28 |         write!(vga::WRITER.lock(), "{} ", i);
Nov 28 00:20:08.788 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:20:08.788 INFO [stderr]    |
Nov 28 00:20:08.788 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 00:20:08.788 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 00:20:08.788 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 00:20:08.788 INFO [stderr] 
Nov 28 00:20:08.818 INFO [stderr] error[E0152]: duplicate lang item found: `panic_impl`.
Nov 28 00:20:08.818 INFO [stderr]   --> src/main.rs:16:1
Nov 28 00:20:08.818 INFO [stderr]    |
Nov 28 00:20:08.818 INFO [stderr] 16 | / fn panic(info: &PanicInfo) -> ! {
Nov 28 00:20:08.818 INFO [stderr] 17 | |     println!("{}", info);
Nov 28 00:20:08.818 INFO [stderr] 18 | |     loop {}
Nov 28 00:20:08.818 INFO [stderr] 19 | | }
Nov 28 00:20:08.818 INFO [stderr]    | |_^
Nov 28 00:20:08.818 INFO [stderr]    |
Nov 28 00:20:08.818 INFO [stderr]    = note: first defined in crate `std`.
Nov 28 00:20:08.818 INFO [stderr] 
Nov 28 00:20:08.869 INFO [stderr] error: aborting due to previous error
Nov 28 00:20:08.869 INFO [stderr] 
Nov 28 00:20:08.869 INFO [stderr] For more information about this error, try `rustc --explain E0152`.
Nov 28 00:20:08.874 INFO [stderr] error: Could not compile `micecoreos`.
Nov 28 00:20:08.874 INFO [stderr] 
Nov 28 00:20:08.874 INFO [stderr] To learn more, run the command again with --verbose.
Nov 28 00:20:08.876 INFO [stderr] su: No module specific data is present
Nov 28 00:20:09.976 INFO running `"docker" "inspect" "33e7fd96bc0c79b939030cc0e28c4d486b5eb3c8438e7a7f7881b0bfe25df7ad"`
Nov 28 00:20:10.023 INFO running `"docker" "rm" "-f" "33e7fd96bc0c79b939030cc0e28c4d486b5eb3c8438e7a7f7881b0bfe25df7ad"`
Nov 28 00:20:10.504 INFO [stdout] 33e7fd96bc0c79b939030cc0e28c4d486b5eb3c8438e7a7f7881b0bfe25df7ad