Aug 02 04:14:51.419 INFO checking mockers-0.9.4 against 1.27.2+tmplazy for lazy_static-1
Aug 02 04:14:51.419 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:14:51.419 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:14:51.419 INFO running `"docker" "create" "-v" "/tmp/crater.zx92VckkHMy8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-1/1.27.2+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 04:14:51.606 INFO blam! eb31102b5210d345a109d58b3366f5ac92544f62f65a6492c16eb2e35b84391d
Aug 02 04:14:51.608 INFO running `"docker" "start" "-a" "eb31102b5210d345a109d58b3366f5ac92544f62f65a6492c16eb2e35b84391d"`
Aug 02 04:14:52.851 INFO kablam!    Compiling mockers_codegen v0.9.4
Aug 02 04:14:52.851 INFO kablam!    Compiling itertools v0.4.19
Aug 02 04:14:52.851 INFO kablam!     Checking mockers v0.9.4 (file:///source)
Aug 02 04:14:53.279 INFO kablam! error[E0432]: unresolved import `alloc::range`
Aug 02 04:14:53.279 INFO kablam!  --> src/matchers/mod.rs:7:38
Aug 02 04:14:53.279 INFO kablam!   |
Aug 02 04:14:53.279 INFO kablam! 7 | #[cfg(feature="nightly")] use alloc::range::RangeArgument;
Aug 02 04:14:53.279 INFO kablam!   |                                      ^^^^^ Could not find `range` in `alloc`
Aug 02 04:14:53.279 INFO kablam! 
Aug 02 04:14:53.279 INFO kablam! error[E0432]: unresolved import `alloc::Bound`
Aug 02 04:14:53.279 INFO kablam!  --> src/matchers/mod.rs:8:31
Aug 02 04:14:53.279 INFO kablam!   |
Aug 02 04:14:53.279 INFO kablam! 8 | #[cfg(feature="nightly")] use alloc::Bound;
Aug 02 04:14:53.279 INFO kablam!   |                               ^^^^^^^^^^^^ no `Bound` in the root
Aug 02 04:14:53.280 INFO kablam! 
Aug 02 04:14:53.322 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:14:53.323 INFO kablam!  --> src/lib.rs:1:32
Aug 02 04:14:53.323 INFO kablam!   |
Aug 02 04:14:53.323 INFO kablam! 1 | #![cfg_attr(feature="nightly", feature(fnbox))]
Aug 02 04:14:53.323 INFO kablam!   |                                ^^^^^^^^^^^^^^^
Aug 02 04:14:53.323 INFO kablam! 
Aug 02 04:14:53.324 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:14:53.324 INFO kablam!  --> src/lib.rs:2:32
Aug 02 04:14:53.324 INFO kablam!   |
Aug 02 04:14:53.324 INFO kablam! 2 | #![cfg_attr(feature="nightly", feature(alloc, collections_range, inclusive_range))]
Aug 02 04:14:53.324 INFO kablam!   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:14:53.324 INFO kablam! 
Aug 02 04:14:53.331 INFO kablam! error: aborting due to 4 previous errors
Aug 02 04:14:53.331 INFO kablam! 
Aug 02 04:14:53.332 INFO kablam! Some errors occurred: E0432, E0554.
Aug 02 04:14:53.332 INFO kablam! For more information about an error, try `rustc --explain E0432`.
Aug 02 04:14:53.344 INFO kablam! error: Could not compile `mockers`.
Aug 02 04:14:53.344 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 04:14:56.606 INFO kablam! error: build failed
Aug 02 04:14:56.608 INFO kablam! su: No module specific data is present
Aug 02 04:14:57.243 INFO running `"docker" "rm" "-f" "eb31102b5210d345a109d58b3366f5ac92544f62f65a6492c16eb2e35b84391d"`
Aug 02 04:14:57.395 INFO blam! eb31102b5210d345a109d58b3366f5ac92544f62f65a6492c16eb2e35b84391d