Nov 29 22:00:28.709 INFO checking mpajkowski/micecoreos against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 22:00:28.709 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 29 22:00:29.110 INFO [stdout] 3d4e735172bb8998d2af2df2b05c84a8e15be1bc6d48f452ae5a4733eae437ea
Nov 29 22:00:29.114 INFO running `"docker" "start" "-a" "3d4e735172bb8998d2af2df2b05c84a8e15be1bc6d48f452ae5a4733eae437ea"`
Nov 29 22:00:30.083 INFO [stderr] usermod: no changes
Nov 29 22:00:30.144 INFO [stderr]     Checking micecoreos v0.1.0 (/source)
Nov 29 22:00:30.400 INFO [stderr] warning: unused `core::result::Result` that must be used
Nov 29 22:00:30.400 INFO [stderr]   --> src/main.rs:28:9
Nov 29 22:00:30.400 INFO [stderr]    |
Nov 29 22:00:30.400 INFO [stderr] 28 |         write!(vga::WRITER.lock(), "{} ", i);
Nov 29 22:00:30.400 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:00:30.400 INFO [stderr]    |
Nov 29 22:00:30.400 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 22:00:30.400 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 22:00:30.400 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 29 22:00:30.400 INFO [stderr] 
Nov 29 22:00:30.416 INFO [stderr] error[E0152]: duplicate lang item found: `panic_impl`.
Nov 29 22:00:30.416 INFO [stderr]   --> src/main.rs:16:1
Nov 29 22:00:30.416 INFO [stderr]    |
Nov 29 22:00:30.416 INFO [stderr] 16 | / fn panic(info: &PanicInfo) -> ! {
Nov 29 22:00:30.416 INFO [stderr] 17 | |     println!("{}", info);
Nov 29 22:00:30.416 INFO [stderr] 18 | |     loop {}
Nov 29 22:00:30.416 INFO [stderr] 19 | | }
Nov 29 22:00:30.416 INFO [stderr]    | |_^
Nov 29 22:00:30.416 INFO [stderr]    |
Nov 29 22:00:30.416 INFO [stderr]    = note: first defined in crate `std`.
Nov 29 22:00:30.416 INFO [stderr] 
Nov 29 22:00:30.492 INFO [stderr] error: aborting due to previous error
Nov 29 22:00:30.492 INFO [stderr] 
Nov 29 22:00:30.492 INFO [stderr] For more information about this error, try `rustc --explain E0152`.
Nov 29 22:00:30.500 INFO [stderr] error: Could not compile `micecoreos`.
Nov 29 22:00:30.500 INFO [stderr] 
Nov 29 22:00:30.500 INFO [stderr] To learn more, run the command again with --verbose.
Nov 29 22:00:30.500 INFO [stderr] su: No module specific data is present
Nov 29 22:00:30.968 INFO running `"docker" "inspect" "3d4e735172bb8998d2af2df2b05c84a8e15be1bc6d48f452ae5a4733eae437ea"`
Nov 29 22:00:31.299 INFO running `"docker" "rm" "-f" "3d4e735172bb8998d2af2df2b05c84a8e15be1bc6d48f452ae5a4733eae437ea"`
Nov 29 22:00:31.568 INFO [stdout] 3d4e735172bb8998d2af2df2b05c84a8e15be1bc6d48f452ae5a4733eae437ea