Aug 17 16:42:32.430 INFO checking mtbl-0.2.1 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 16:42:32.430 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 16:42:32.430 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 16:42:32.430 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-7/master#142bb27373126edf8367f526358b6c72ecf1d8df:/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 +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 16:42:32.687 INFO blam! 3223300c6014d2dd2a7eba175e09e5cdf945073fa1409dd3c9eadd2313aab183
Aug 17 16:42:32.689 INFO running `"docker" "start" "-a" "3223300c6014d2dd2a7eba175e09e5cdf945073fa1409dd3c9eadd2313aab183"`
Aug 17 16:42:33.776 INFO kablam!    Compiling lz4-sys v1.8.0
Aug 17 16:42:33.787 INFO kablam!     Checking mtbl-sys v0.2.0
Aug 17 16:42:33.793 INFO kablam!    Compiling pulldown-cmark v0.0.8
Aug 17 16:42:35.212 INFO kablam!     Checking mtbl v0.2.1 (file:///source)
Aug 17 16:42:40.805 INFO kablam!    Compiling skeptic v0.9.0
Aug 17 16:42:45.902 INFO kablam!    Compiling lz4 v1.22.0
Aug 17 16:42:51.571 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Aug 17 16:42:51.571 INFO kablam!  --> benches/lib.rs:4:1
Aug 17 16:42:51.571 INFO kablam!   |
Aug 17 16:42:51.571 INFO kablam! 4 | extern crate test;
Aug 17 16:42:51.571 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Aug 17 16:42:51.572 INFO kablam!   |
Aug 17 16:42:51.572 INFO kablam!   = help: add #![feature(test)] to the crate attributes to enable
Aug 17 16:42:51.572 INFO kablam! 
Aug 17 16:42:51.572 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Aug 17 16:42:51.572 INFO kablam!  --> benches/lib.rs:8:5
Aug 17 16:42:51.572 INFO kablam!   |
Aug 17 16:42:51.572 INFO kablam! 8 | use test::Bencher;
Aug 17 16:42:51.572 INFO kablam!   |     ^^^^^^^^^^^^^
Aug 17 16:42:51.572 INFO kablam!   |
Aug 17 16:42:51.572 INFO kablam!   = help: add #![feature(test)] to the crate attributes to enable
Aug 17 16:42:51.572 INFO kablam! 
Aug 17 16:42:51.572 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Aug 17 16:42:51.572 INFO kablam!   --> benches/lib.rs:11:26
Aug 17 16:42:51.572 INFO kablam!    |
Aug 17 16:42:51.572 INFO kablam! 11 | fn bench_get(bench: &mut Bencher) {
Aug 17 16:42:51.572 INFO kablam!    |                          ^^^^^^^
Aug 17 16:42:51.572 INFO kablam!    |
Aug 17 16:42:51.572 INFO kablam!    = help: add #![feature(test)] to the crate attributes to enable
Aug 17 16:42:51.572 INFO kablam! 
Aug 17 16:42:51.694 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Aug 17 16:42:51.695 INFO kablam!   --> benches/lib.rs:25:11
Aug 17 16:42:51.695 INFO kablam!    |
Aug 17 16:42:51.695 INFO kablam! 25 |     bench.iter(|| reader.get(format!("{:09}", range_gen.ind_sample(&mut rng))));
Aug 17 16:42:51.695 INFO kablam!    |           ^^^^
Aug 17 16:42:51.695 INFO kablam!    |
Aug 17 16:42:51.695 INFO kablam!    = help: add #![feature(test)] to the crate attributes to enable
Aug 17 16:42:51.695 INFO kablam! 
Aug 17 16:42:51.715 INFO kablam! error: aborting due to 4 previous errors
Aug 17 16:42:51.715 INFO kablam! 
Aug 17 16:42:51.715 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 17 16:42:51.724 INFO kablam! error: Could not compile `mtbl`.
Aug 17 16:42:51.725 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 17 16:42:52.967 INFO kablam! error: build failed
Aug 17 16:42:52.968 INFO kablam! su: No module specific data is present
Aug 17 16:42:53.544 INFO running `"docker" "rm" "-f" "3223300c6014d2dd2a7eba175e09e5cdf945073fa1409dd3c9eadd2313aab183"`
Aug 17 16:42:53.711 INFO blam! 3223300c6014d2dd2a7eba175e09e5cdf945073fa1409dd3c9eadd2313aab183