Aug 02 01:23:52.618 INFO checking ramp-0.5.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 01:23:52.618 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:23:52.618 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:23:52.618 INFO running `"docker" "create" "-v" "/tmp/crater.yiWeOmRBMyw3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 01:23:52.875 INFO blam! af25ac1242770d4dfa7d557ec9a830384470fc47ddc6926b8d06f898de76a158
Aug 02 01:23:52.878 INFO running `"docker" "start" "-a" "af25ac1242770d4dfa7d557ec9a830384470fc47ddc6926b8d06f898de76a158"`
Aug 02 01:23:54.189 INFO kablam!    Compiling rustc-cfg v0.2.0
Aug 02 01:23:54.189 INFO kablam!     Checking ieee754 v0.2.2
Aug 02 01:23:57.020 INFO kablam!    Compiling ramp v0.5.0 (file:///source)
Aug 02 01:24:01.745 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 01:24:01.745 INFO kablam!   --> src/lib.rs:18:1
Aug 02 01:24:01.745 INFO kablam!    |
Aug 02 01:24:01.745 INFO kablam! 18 | #![feature(core_intrinsics, asm, allocator_api)]
Aug 02 01:24:01.745 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 01:24:01.748 INFO kablam! 
Aug 02 01:24:01.748 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 01:24:01.748 INFO kablam!   --> src/lib.rs:19:1
Aug 02 01:24:01.748 INFO kablam!    |
Aug 02 01:24:01.748 INFO kablam! 19 | #![feature(step_trait, ptr_internals, alloc, raw_vec_internals)]
Aug 02 01:24:01.748 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 01:24:01.748 INFO kablam! 
Aug 02 01:24:01.803 INFO kablam! error: aborting due to 2 previous errors
Aug 02 01:24:01.809 INFO kablam! 
Aug 02 01:24:01.809 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 01:24:01.830 INFO kablam! error: Could not compile `ramp`.
Aug 02 01:24:01.830 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 01:24:02.131 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 01:24:02.131 INFO kablam!   --> src/lib.rs:18:1
Aug 02 01:24:02.131 INFO kablam!    |
Aug 02 01:24:02.131 INFO kablam! 18 | #![feature(core_intrinsics, asm, allocator_api)]
Aug 02 01:24:02.131 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 01:24:02.131 INFO kablam! 
Aug 02 01:24:02.131 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 01:24:02.131 INFO kablam!   --> src/lib.rs:19:1
Aug 02 01:24:02.131 INFO kablam!    |
Aug 02 01:24:02.131 INFO kablam! 19 | #![feature(step_trait, ptr_internals, alloc, raw_vec_internals)]
Aug 02 01:24:02.131 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 01:24:02.131 INFO kablam! 
Aug 02 01:24:02.131 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 01:24:02.131 INFO kablam!   --> src/lib.rs:21:19
Aug 02 01:24:02.131 INFO kablam!    |
Aug 02 01:24:02.131 INFO kablam! 21 | #![cfg_attr(test, feature(test))]
Aug 02 01:24:02.131 INFO kablam!    |                   ^^^^^^^^^^^^^^
Aug 02 01:24:02.131 INFO kablam! 
Aug 02 01:24:02.180 INFO kablam! error: aborting due to 3 previous errors
Aug 02 01:24:02.180 INFO kablam! 
Aug 02 01:24:02.180 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 01:24:02.193 INFO kablam! error: Could not compile `ramp`.
Aug 02 01:24:02.193 INFO kablam! 
Aug 02 01:24:02.193 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 01:24:02.195 INFO kablam! su: No module specific data is present
Aug 02 01:24:02.870 INFO running `"docker" "rm" "-f" "af25ac1242770d4dfa7d557ec9a830384470fc47ddc6926b8d06f898de76a158"`
Aug 02 01:24:03.022 INFO blam! af25ac1242770d4dfa7d557ec9a830384470fc47ddc6926b8d06f898de76a158