Aug 02 04:01:24.304 INFO checking mtbl-0.2.1 against 1.27.2 for lazy_static-1
Aug 02 04:01:24.304 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:01:24.304 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:01:24.304 INFO running `"docker" "create" "-v" "/tmp/crater.FccVHsAl6qbj:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2:/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 04:01:24.486 INFO blam! b1dd48afc6be4a0c6b2be51e9eb03a7e6c8f7cae4c13907337a650703aaca00e
Aug 02 04:01:24.488 INFO running `"docker" "start" "-a" "b1dd48afc6be4a0c6b2be51e9eb03a7e6c8f7cae4c13907337a650703aaca00e"`
Aug 02 04:01:25.462 INFO kablam!    Compiling lz4-sys v1.8.0
Aug 02 04:01:25.462 INFO kablam!     Checking mtbl-sys v0.2.0
Aug 02 04:01:25.462 INFO kablam!    Compiling pulldown-cmark v0.0.8
Aug 02 04:01:26.422 INFO kablam!     Checking mtbl v0.2.1 (file:///source)
Aug 02 04:01:33.691 INFO kablam!    Compiling skeptic v0.9.0
Aug 02 04:01:36.549 INFO kablam!    Compiling lz4 v1.22.0
Aug 02 04:01:41.527 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Aug 02 04:01:41.527 INFO kablam!  --> benches/lib.rs:4:1
Aug 02 04:01:41.527 INFO kablam!   |
Aug 02 04:01:41.527 INFO kablam! 4 | extern crate test;
Aug 02 04:01:41.527 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Aug 02 04:01:41.527 INFO kablam! 
Aug 02 04:01:41.528 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Aug 02 04:01:41.528 INFO kablam!  --> benches/lib.rs:8:5
Aug 02 04:01:41.528 INFO kablam!   |
Aug 02 04:01:41.528 INFO kablam! 8 | use test::Bencher;
Aug 02 04:01:41.528 INFO kablam!   |     ^^^^^^^^^^^^^
Aug 02 04:01:41.528 INFO kablam! 
Aug 02 04:01:41.528 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Aug 02 04:01:41.528 INFO kablam!   --> benches/lib.rs:11:26
Aug 02 04:01:41.528 INFO kablam!    |
Aug 02 04:01:41.528 INFO kablam! 11 | fn bench_get(bench: &mut Bencher) {
Aug 02 04:01:41.528 INFO kablam!    |                          ^^^^^^^
Aug 02 04:01:41.528 INFO kablam! 
Aug 02 04:01:41.601 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Aug 02 04:01:41.601 INFO kablam!   --> benches/lib.rs:25:11
Aug 02 04:01:41.601 INFO kablam!    |
Aug 02 04:01:41.601 INFO kablam! 25 |     bench.iter(|| reader.get(format!("{:09}", range_gen.ind_sample(&mut rng))));
Aug 02 04:01:41.601 INFO kablam!    |           ^^^^
Aug 02 04:01:41.601 INFO kablam! 
Aug 02 04:01:41.617 INFO kablam! error: aborting due to 4 previous errors
Aug 02 04:01:41.617 INFO kablam! 
Aug 02 04:01:41.617 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 02 04:01:41.631 INFO kablam! error: Could not compile `mtbl`.
Aug 02 04:01:41.631 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 04:01:42.494 INFO kablam! error: build failed
Aug 02 04:01:42.498 INFO kablam! su: No module specific data is present
Aug 02 04:01:43.559 INFO running `"docker" "rm" "-f" "b1dd48afc6be4a0c6b2be51e9eb03a7e6c8f7cae4c13907337a650703aaca00e"`
Aug 02 04:01:43.759 INFO blam! b1dd48afc6be4a0c6b2be51e9eb03a7e6c8f7cae4c13907337a650703aaca00e