Nov 29 21:53:18.701 INFO checking mrsweaters/nutbutter-os against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 21:53:18.701 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 21:53:19.086 INFO [stdout] 43ccb08f40741394163b25c9711132efe4bfe9fb9d9f8b895c2a21d41458537f
Nov 29 21:53:19.088 INFO running `"docker" "start" "-a" "43ccb08f40741394163b25c9711132efe4bfe9fb9d9f8b895c2a21d41458537f"`
Nov 29 21:53:20.364 INFO [stderr] usermod: no changes
Nov 29 21:53:20.460 INFO [stderr]     Checking spin v0.4.9
Nov 29 21:53:20.460 INFO [stderr]     Checking os_bootinfo v0.2.1
Nov 29 21:53:20.460 INFO [stderr]     Checking volatile v0.2.4
Nov 29 21:53:20.460 INFO [stderr]    Compiling lazy_static v1.1.0
Nov 29 21:53:20.993 INFO [stderr]     Checking bootloader_precompiled v0.2.0
Nov 29 21:53:21.299 INFO [stderr]     Checking nb_os v0.1.0 (/source)
Nov 29 21:53:21.536 INFO [stderr] error[E0152]: duplicate lang item found: `panic_impl`.
Nov 29 21:53:21.539 INFO [stderr]   --> src/main.rs:17:1
Nov 29 21:53:21.539 INFO [stderr]    |
Nov 29 21:53:21.539 INFO [stderr] 17 | / fn panic(info: &PanicInfo) -> ! {
Nov 29 21:53:21.539 INFO [stderr] 18 | |     println!("{}", info);
Nov 29 21:53:21.539 INFO [stderr] 19 | |     loop {}
Nov 29 21:53:21.539 INFO [stderr] 20 | | }
Nov 29 21:53:21.539 INFO [stderr]    | |_^
Nov 29 21:53:21.539 INFO [stderr]    |
Nov 29 21:53:21.539 INFO [stderr]    = note: first defined in crate `std`.
Nov 29 21:53:21.539 INFO [stderr] 
Nov 29 21:53:21.605 INFO [stderr] error: aborting due to previous error
Nov 29 21:53:21.605 INFO [stderr] 
Nov 29 21:53:21.605 INFO [stderr] For more information about this error, try `rustc --explain E0152`.
Nov 29 21:53:21.613 INFO [stderr] error: Could not compile `nb_os`.
Nov 29 21:53:21.613 INFO [stderr] 
Nov 29 21:53:21.613 INFO [stderr] To learn more, run the command again with --verbose.
Nov 29 21:53:21.614 INFO [stderr] su: No module specific data is present
Nov 29 21:53:22.068 INFO running `"docker" "inspect" "43ccb08f40741394163b25c9711132efe4bfe9fb9d9f8b895c2a21d41458537f"`
Nov 29 21:53:22.262 INFO running `"docker" "rm" "-f" "43ccb08f40741394163b25c9711132efe4bfe9fb9d9f8b895c2a21d41458537f"`
Nov 29 21:53:22.457 INFO [stdout] 43ccb08f40741394163b25c9711132efe4bfe9fb9d9f8b895c2a21d41458537f