Sep 05 23:28:51.230 INFO checking stm32-hal-0.2.0 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 05 23:28:51.230 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 05 23:28:51.230 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-1/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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=1000" "-e" "CMD=cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 23:28:51.526 INFO blam! cd165fd666f3283496ddb40a0dbc123fcdcf86fdf5d47ec7e10630b06443f34f
Sep 05 23:28:51.528 INFO running `"docker" "start" "-a" "cd165fd666f3283496ddb40a0dbc123fcdcf86fdf5d47ec7e10630b06443f34f"`
Sep 05 23:28:52.558 INFO kablam! usermod: no changes
Sep 05 23:28:52.609 INFO kablam!     Checking stm32-hal v0.2.0 (file:///source)
Sep 05 23:28:52.914 INFO kablam! error[E0635]: unknown feature `const_size_of`
Sep 05 23:28:52.914 INFO kablam!  --> src/lib.rs:4:12
Sep 05 23:28:52.914 INFO kablam!   |
Sep 05 23:28:52.914 INFO kablam! 4 | #![feature(const_size_of)]
Sep 05 23:28:52.914 INFO kablam!   |            ^^^^^^^^^^^^^
Sep 05 23:28:52.914 INFO kablam! 
Sep 05 23:28:52.918 INFO kablam! error: aborting due to previous error
Sep 05 23:28:52.918 INFO kablam! 
Sep 05 23:28:52.918 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 05 23:28:52.938 INFO kablam! error: Could not compile `stm32-hal`.
Sep 05 23:28:52.938 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 05 23:28:53.088 INFO kablam! error[E0635]: unknown feature `const_size_of`
Sep 05 23:28:53.088 INFO kablam!  --> src/lib.rs:4:12
Sep 05 23:28:53.088 INFO kablam!   |
Sep 05 23:28:53.088 INFO kablam! 4 | #![feature(const_size_of)]
Sep 05 23:28:53.088 INFO kablam!   |            ^^^^^^^^^^^^^
Sep 05 23:28:53.088 INFO kablam! 
Sep 05 23:28:53.096 INFO kablam! error: aborting due to previous error
Sep 05 23:28:53.096 INFO kablam! 
Sep 05 23:28:53.096 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 05 23:28:53.115 INFO kablam! error: Could not compile `stm32-hal`.
Sep 05 23:28:53.115 INFO kablam! 
Sep 05 23:28:53.115 INFO kablam! To learn more, run the command again with --verbose.
Sep 05 23:28:53.116 INFO kablam! su: No module specific data is present
Sep 05 23:28:53.941 INFO running `"docker" "rm" "-f" "cd165fd666f3283496ddb40a0dbc123fcdcf86fdf5d47ec7e10630b06443f34f"`
Sep 05 23:28:54.058 INFO blam! cd165fd666f3283496ddb40a0dbc123fcdcf86fdf5d47ec7e10630b06443f34f