Aug 17 16:04:30.293 INFO checking nrf51-hal-0.5.1 against try#a5d98b025f62ace80fe9d2a15781f900fc42515e for pr-53426
Aug 17 16:04:30.293 INFO running: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 16:04:30.293 INFO creating container for: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 16:04:30.294 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53426/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-7/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 16:04:30.547 INFO blam! 341b15b04eff60edf68221a3a2ad175f1d5829360ba97d023622a49f00fdbffe
Aug 17 16:04:30.551 INFO running `"docker" "start" "-a" "341b15b04eff60edf68221a3a2ad175f1d5829360ba97d023622a49f00fdbffe"`
Aug 17 16:04:31.476 INFO kablam!    Compiling nrf51 v0.5.0
Aug 17 16:04:31.476 INFO kablam!     Checking bare-metal v0.2.1
Aug 17 16:04:31.476 INFO kablam!     Checking cast v0.2.2
Aug 17 16:04:31.477 INFO kablam!    Compiling cortex-m v0.5.4
Aug 17 16:04:31.482 INFO kablam!    Compiling cortex-m-rt v0.5.2
Aug 17 16:04:31.489 INFO kablam!     Checking volatile-register v0.2.0
Aug 17 16:04:31.489 INFO kablam!     Checking embedded-hal v0.2.1
Aug 17 16:04:31.696 INFO kablam! error[E0635]: unknown feature `const_unsafe_cell_new`
Aug 17 16:04:31.696 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/bare-metal-0.2.1/src/lib.rs:7:23
Aug 17 16:04:31.696 INFO kablam!   |
Aug 17 16:04:31.696 INFO kablam! 7 |     feature(const_fn, const_unsafe_cell_new)
Aug 17 16:04:31.696 INFO kablam!   |                       ^^^^^^^^^^^^^^^^^^^^^
Aug 17 16:04:31.696 INFO kablam! 
Aug 17 16:04:31.698 INFO kablam! error: aborting due to previous error
Aug 17 16:04:31.698 INFO kablam! 
Aug 17 16:04:31.698 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 17 16:04:31.714 INFO kablam! error: Could not compile `bare-metal`.
Aug 17 16:04:31.714 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 17 16:04:34.125 INFO kablam! error: build failed
Aug 17 16:04:34.127 INFO kablam! su: No module specific data is present
Aug 17 16:04:34.588 INFO running `"docker" "rm" "-f" "341b15b04eff60edf68221a3a2ad175f1d5829360ba97d023622a49f00fdbffe"`
Aug 17 16:04:34.727 INFO blam! 341b15b04eff60edf68221a3a2ad175f1d5829360ba97d023622a49f00fdbffe