Nov 10 04:08:54.592 INFO checking keymatrix-0.1.2 against master#653da4fd006c97625247acd7e076d0782cdc149b for pr-55632
Nov 10 04:08:54.592 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-4/master#653da4fd006c97625247acd7e076d0782cdc149b:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55632/master#653da4fd006c97625247acd7e076d0782cdc149b:/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 +653da4fd006c97625247acd7e076d0782cdc149b-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 10 04:08:55.063 INFO blam! 8f6f0baa28aa4d1ebdba0d54c6c332049a7ca48d5c4f138486b8590b7751b0f0
Nov 10 04:08:55.075 INFO running `"docker" "start" "-a" "8f6f0baa28aa4d1ebdba0d54c6c332049a7ca48d5c4f138486b8590b7751b0f0"`
Nov 10 04:08:56.551 INFO kablam! usermod: no changes
Nov 10 04:08:56.750 INFO kablam!    Compiling atsamd21g18a v0.3.1
Nov 10 04:08:56.755 INFO kablam!     Checking bitfield v0.13.1
Nov 10 04:08:56.755 INFO kablam!    Compiling cortex-m-rtfm v0.3.4
Nov 10 04:08:56.756 INFO kablam!     Checking rtfm-core v0.2.0
Nov 10 04:08:56.756 INFO kablam!     Checking panic-abort v0.2.0
Nov 10 04:08:56.768 INFO kablam!    Compiling mashup-impl v0.1.9
Nov 10 04:08:56.768 INFO kablam!     Checking samd21g18a v0.2.1
Nov 10 04:08:56.769 INFO kablam!    Compiling syn v0.14.9
Nov 10 04:08:57.031 INFO kablam! error[E0557]: feature has been removed
Nov 10 04:08:57.031 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:22:12
Nov 10 04:08:57.031 INFO kablam!    |
Nov 10 04:08:57.031 INFO kablam! 22 | #![feature(panic_implementation)]
Nov 10 04:08:57.031 INFO kablam!    |            ^^^^^^^^^^^^^^^^^^^^
Nov 10 04:08:57.063 INFO kablam!    |
Nov 10 04:08:57.063 INFO kablam! note: subsumed by `#[panic_handler]`
Nov 10 04:08:57.063 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:22:12
Nov 10 04:08:57.063 INFO kablam!    |
Nov 10 04:08:57.063 INFO kablam! 22 | #![feature(panic_implementation)]
Nov 10 04:08:57.063 INFO kablam!    |            ^^^^^^^^^^^^^^^^^^^^
Nov 10 04:08:57.063 INFO kablam! 
Nov 10 04:08:57.078 INFO kablam! error[E0658]: The attribute `panic_implementation` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Nov 10 04:08:57.078 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:28:3
Nov 10 04:08:57.078 INFO kablam!    |
Nov 10 04:08:57.078 INFO kablam! 28 | #[panic_implementation]
Nov 10 04:08:57.078 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^^
Nov 10 04:08:57.111 INFO kablam!    |
Nov 10 04:08:57.111 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Nov 10 04:08:57.111 INFO kablam! 
Nov 10 04:08:57.111 INFO kablam! error: aborting due to 2 previous errors
Nov 10 04:08:57.111 INFO kablam! 
Nov 10 04:08:57.111 INFO kablam! Some errors occurred: E0557, E0658.
Nov 10 04:08:57.111 INFO kablam! For more information about an error, try `rustc --explain E0557`.
Nov 10 04:08:57.163 INFO kablam! error: Could not compile `panic-abort`.
Nov 10 04:08:57.163 INFO kablam! warning: build failed, waiting for other jobs to finish...
Nov 10 04:09:21.139 INFO kablam! error: build failed
Nov 10 04:09:21.139 INFO kablam! su: No module specific data is present
Nov 10 04:09:21.835 INFO running `"docker" "rm" "-f" "8f6f0baa28aa4d1ebdba0d54c6c332049a7ca48d5c4f138486b8590b7751b0f0"`
Nov 10 04:09:22.178 INFO blam! 8f6f0baa28aa4d1ebdba0d54c6c332049a7ca48d5c4f138486b8590b7751b0f0