Nov 01 11:41:01.925 INFO checking JosephFerano/rust_os against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 11:41:01.925 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-2/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 11:41:02.276 INFO blam! a79da2a04d9c168410d54783f2cdaecb0a89d7383968752f61201491c590a31f
Nov 01 11:41:02.288 INFO running `"docker" "start" "-a" "a79da2a04d9c168410d54783f2cdaecb0a89d7383968752f61201491c590a31f"`
Nov 01 11:41:03.999 INFO kablam! usermod: no changes
Nov 01 11:41:04.068 INFO kablam!     Checking bitflags v1.0.4
Nov 01 11:41:04.073 INFO kablam!     Checking multiboot2 v0.7.1
Nov 01 11:41:04.865 INFO kablam!     Checking first_os v0.1.0 (/source)
Nov 01 11:41:05.502 INFO kablam! warning: method is never used: `clear_screen`
Nov 01 11:41:05.503 INFO kablam!    --> src/vga_buffer.rs:121:5
Nov 01 11:41:05.503 INFO kablam!     |
Nov 01 11:41:05.503 INFO kablam! 121 |     pub fn clear_screen(&mut self) {
Nov 01 11:41:05.504 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 11:41:05.504 INFO kablam!     |
Nov 01 11:41:05.505 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 01 11:41:05.505 INFO kablam! 
Nov 01 11:41:05.599 INFO kablam! error[E0152]: duplicate lang item found: `eh_personality`.
Nov 01 11:41:05.600 INFO kablam!   --> src/lib.rs:63:1
Nov 01 11:41:05.600 INFO kablam!    |
Nov 01 11:41:05.600 INFO kablam! 63 | pub extern fn eh_personality() {}
Nov 01 11:41:05.601 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 11:41:05.601 INFO kablam!    |
Nov 01 11:41:05.601 INFO kablam!    = note: first defined in crate `panic_unwind`.
Nov 01 11:41:05.602 INFO kablam! 
Nov 01 11:41:05.602 INFO kablam! error[E0152]: duplicate lang item found: `panic_impl`.
Nov 01 11:41:05.602 INFO kablam!   --> src/lib.rs:66:1
Nov 01 11:41:05.602 INFO kablam!    |
Nov 01 11:41:05.603 INFO kablam! 66 | / pub extern fn panic(info : &PanicInfo) -> ! {
Nov 01 11:41:05.603 INFO kablam! 67 | |     let mut writer = Writer::new();
Nov 01 11:41:05.603 INFO kablam! 68 | |     writeln!(writer, "{}", info);
Nov 01 11:41:05.604 INFO kablam! 69 | |     loop{}
Nov 01 11:41:05.608 INFO kablam! 70 | | }
Nov 01 11:41:05.608 INFO kablam!    | |_^
Nov 01 11:41:05.609 INFO kablam!    |
Nov 01 11:41:05.609 INFO kablam!    = note: first defined in crate `std`.
Nov 01 11:41:05.609 INFO kablam! 
Nov 01 11:41:05.708 INFO kablam! error: aborting due to 2 previous errors
Nov 01 11:41:05.709 INFO kablam! 
Nov 01 11:41:05.709 INFO kablam! For more information about this error, try `rustc --explain E0152`.
Nov 01 11:41:05.716 INFO kablam! error: Could not compile `first_os`.
Nov 01 11:41:05.717 INFO kablam! 
Nov 01 11:41:05.717 INFO kablam! To learn more, run the command again with --verbose.
Nov 01 11:41:05.718 INFO kablam! su: No module specific data is present
Nov 01 11:41:06.507 INFO running `"docker" "rm" "-f" "a79da2a04d9c168410d54783f2cdaecb0a89d7383968752f61201491c590a31f"`
Nov 01 11:41:06.905 INFO blam! a79da2a04d9c168410d54783f2cdaecb0a89d7383968752f61201491c590a31f