Aug 30 10:39:34.409 INFO checking mtbl-0.2.1 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 30 10:39:34.409 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 30 10:39:34.409 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-3/try#2d477f9981361618ac78253c28051a66b6cea125:/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 +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 10:39:34.618 INFO blam! 24fca94eaef176954335d6be0f1fd6bf0aab6825ce308f4226cfac9bb84c8a62
Aug 30 10:39:34.623 INFO running `"docker" "start" "-a" "24fca94eaef176954335d6be0f1fd6bf0aab6825ce308f4226cfac9bb84c8a62"`
Aug 30 10:39:35.305 INFO kablam!     Checking mtbl-sys v0.2.0
Aug 30 10:39:35.305 INFO kablam!    Compiling pulldown-cmark v0.0.8
Aug 30 10:39:35.308 INFO kablam!     Checking lz4-sys v1.8.0
Aug 30 10:39:35.998 INFO kablam!     Checking mtbl v0.2.1 (file:///source)
Aug 30 10:39:38.576 INFO kablam!    Compiling skeptic v0.9.0
Aug 30 10:39:40.467 INFO kablam!    Compiling lz4 v1.22.0
Aug 30 10:39:43.135 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Aug 30 10:39:43.135 INFO kablam!  --> benches/lib.rs:4:1
Aug 30 10:39:43.135 INFO kablam!   |
Aug 30 10:39:43.135 INFO kablam! 4 | extern crate test;
Aug 30 10:39:43.135 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Aug 30 10:39:43.135 INFO kablam!   |
Aug 30 10:39:43.135 INFO kablam!   = help: add #![feature(test)] to the crate attributes to enable
Aug 30 10:39:43.135 INFO kablam! 
Aug 30 10:39:43.136 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Aug 30 10:39:43.136 INFO kablam!  --> benches/lib.rs:8:5
Aug 30 10:39:43.136 INFO kablam!   |
Aug 30 10:39:43.136 INFO kablam! 8 | use test::Bencher;
Aug 30 10:39:43.136 INFO kablam!   |     ^^^^^^^^^^^^^
Aug 30 10:39:43.136 INFO kablam!   |
Aug 30 10:39:43.136 INFO kablam!   = help: add #![feature(test)] to the crate attributes to enable
Aug 30 10:39:43.136 INFO kablam! 
Aug 30 10:39:43.136 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Aug 30 10:39:43.136 INFO kablam!   --> benches/lib.rs:11:26
Aug 30 10:39:43.136 INFO kablam!    |
Aug 30 10:39:43.136 INFO kablam! 11 | fn bench_get(bench: &mut Bencher) {
Aug 30 10:39:43.136 INFO kablam!    |                          ^^^^^^^
Aug 30 10:39:43.136 INFO kablam!    |
Aug 30 10:39:43.136 INFO kablam!    = help: add #![feature(test)] to the crate attributes to enable
Aug 30 10:39:43.136 INFO kablam! 
Aug 30 10:39:43.200 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Aug 30 10:39:43.200 INFO kablam!   --> benches/lib.rs:25:11
Aug 30 10:39:43.200 INFO kablam!    |
Aug 30 10:39:43.200 INFO kablam! 25 |     bench.iter(|| reader.get(format!("{:09}", range_gen.ind_sample(&mut rng))));
Aug 30 10:39:43.200 INFO kablam!    |           ^^^^
Aug 30 10:39:43.200 INFO kablam!    |
Aug 30 10:39:43.200 INFO kablam!    = help: add #![feature(test)] to the crate attributes to enable
Aug 30 10:39:43.200 INFO kablam! 
Aug 30 10:39:43.220 INFO kablam! error: aborting due to 4 previous errors
Aug 30 10:39:43.221 INFO kablam! 
Aug 30 10:39:43.221 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 30 10:39:43.227 INFO kablam! error: Could not compile `mtbl`.
Aug 30 10:39:43.227 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 30 10:39:44.043 INFO kablam! error: build failed
Aug 30 10:39:44.045 INFO kablam! su: No module specific data is present
Aug 30 10:39:44.564 INFO running `"docker" "rm" "-f" "24fca94eaef176954335d6be0f1fd6bf0aab6825ce308f4226cfac9bb84c8a62"`
Aug 30 10:39:44.658 INFO blam! 24fca94eaef176954335d6be0f1fd6bf0aab6825ce308f4226cfac9bb84c8a62