Dec 04 13:42:32.004 INFO checking mrsweaters/nutbutter-os against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 13:42:32.004 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 13:42:32.162 INFO [stdout] 58df2ad53d27f2dcc950071cbd5f2f8e88b3628077ca2e90c3f6d37b300a5d85
Dec 04 13:42:32.164 INFO running `"docker" "start" "-a" "58df2ad53d27f2dcc950071cbd5f2f8e88b3628077ca2e90c3f6d37b300a5d85"`
Dec 04 13:42:32.783 INFO [stderr] usermod: no changes
Dec 04 13:42:32.824 INFO [stderr]     Checking spin v0.4.9
Dec 04 13:42:32.825 INFO [stderr]     Checking os_bootinfo v0.2.1
Dec 04 13:42:32.825 INFO [stderr]     Checking volatile v0.2.4
Dec 04 13:42:32.835 INFO [stderr]    Compiling lazy_static v1.1.0
Dec 04 13:42:33.285 INFO [stderr]     Checking bootloader_precompiled v0.2.0
Dec 04 13:42:34.025 INFO [stderr]     Checking nb_os v0.1.0 (/source)
Dec 04 13:42:34.315 INFO [stderr] error[E0152]: duplicate lang item found: `panic_impl`.
Dec 04 13:42:34.315 INFO [stderr]   --> src/main.rs:17:1
Dec 04 13:42:34.315 INFO [stderr]    |
Dec 04 13:42:34.315 INFO [stderr] 17 | / fn panic(info: &PanicInfo) -> ! {
Dec 04 13:42:34.315 INFO [stderr] 18 | |     println!("{}", info);
Dec 04 13:42:34.315 INFO [stderr] 19 | |     loop {}
Dec 04 13:42:34.315 INFO [stderr] 20 | | }
Dec 04 13:42:34.315 INFO [stderr]    | |_^
Dec 04 13:42:34.315 INFO [stderr]    |
Dec 04 13:42:34.315 INFO [stderr]    = note: first defined in crate `std`.
Dec 04 13:42:34.315 INFO [stderr] 
Dec 04 13:42:34.387 INFO [stderr] error: aborting due to previous error
Dec 04 13:42:34.387 INFO [stderr] 
Dec 04 13:42:34.387 INFO [stderr] For more information about this error, try `rustc --explain E0152`.
Dec 04 13:42:34.392 INFO [stderr] error: Could not compile `nb_os`.
Dec 04 13:42:34.392 INFO [stderr] 
Dec 04 13:42:34.392 INFO [stderr] To learn more, run the command again with --verbose.
Dec 04 13:42:34.393 INFO [stderr] su: No module specific data is present
Dec 04 13:42:34.766 INFO running `"docker" "inspect" "58df2ad53d27f2dcc950071cbd5f2f8e88b3628077ca2e90c3f6d37b300a5d85"`
Dec 04 13:42:34.938 INFO running `"docker" "rm" "-f" "58df2ad53d27f2dcc950071cbd5f2f8e88b3628077ca2e90c3f6d37b300a5d85"`
Dec 04 13:42:35.204 INFO [stdout] 58df2ad53d27f2dcc950071cbd5f2f8e88b3628077ca2e90c3f6d37b300a5d85