Sep 14 12:55:13.278 INFO checking mtbl-0.2.1 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 12:55:13.278 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 12:55:13.278 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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=1000" "-e" "CMD=cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 12:55:13.591 INFO blam! 675f267ba15b5abbd0922bd10e71874ee4bcaa38723d388fe6b54088b09e15b6
Sep 14 12:55:13.593 INFO running `"docker" "start" "-a" "675f267ba15b5abbd0922bd10e71874ee4bcaa38723d388fe6b54088b09e15b6"`
Sep 14 12:55:14.402 INFO kablam! usermod: no changes
Sep 14 12:55:14.538 INFO kablam!    Compiling lz4-sys v1.8.2
Sep 14 12:55:14.539 INFO kablam!     Checking mtbl-sys v0.2.0
Sep 14 12:55:14.539 INFO kablam!    Compiling lz4 v1.23.0
Sep 14 12:55:15.011 INFO kablam!     Checking mtbl v0.2.1 (file:///source)
Sep 14 12:55:23.158 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Sep 14 12:55:23.158 INFO kablam!  --> benches/lib.rs:4:1
Sep 14 12:55:23.158 INFO kablam!   |
Sep 14 12:55:23.158 INFO kablam! 4 | extern crate test;
Sep 14 12:55:23.158 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Sep 14 12:55:23.158 INFO kablam!   |
Sep 14 12:55:23.158 INFO kablam!   = help: add #![feature(test)] to the crate attributes to enable
Sep 14 12:55:23.158 INFO kablam! 
Sep 14 12:55:23.158 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Sep 14 12:55:23.158 INFO kablam!  --> benches/lib.rs:8:5
Sep 14 12:55:23.158 INFO kablam!   |
Sep 14 12:55:23.158 INFO kablam! 8 | use test::Bencher;
Sep 14 12:55:23.158 INFO kablam!   |     ^^^^^^^^^^^^^
Sep 14 12:55:23.158 INFO kablam!   |
Sep 14 12:55:23.158 INFO kablam!   = help: add #![feature(test)] to the crate attributes to enable
Sep 14 12:55:23.158 INFO kablam! 
Sep 14 12:55:23.158 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Sep 14 12:55:23.158 INFO kablam!   --> benches/lib.rs:11:26
Sep 14 12:55:23.158 INFO kablam!    |
Sep 14 12:55:23.158 INFO kablam! 11 | fn bench_get(bench: &mut Bencher) {
Sep 14 12:55:23.158 INFO kablam!    |                          ^^^^^^^
Sep 14 12:55:23.158 INFO kablam!    |
Sep 14 12:55:23.158 INFO kablam!    = help: add #![feature(test)] to the crate attributes to enable
Sep 14 12:55:23.158 INFO kablam! 
Sep 14 12:55:23.190 INFO kablam! error[E0658]: use of unstable library feature 'test' (see issue #27812)
Sep 14 12:55:23.190 INFO kablam!   --> benches/lib.rs:25:11
Sep 14 12:55:23.190 INFO kablam!    |
Sep 14 12:55:23.190 INFO kablam! 25 |     bench.iter(|| reader.get(format!("{:09}", range_gen.ind_sample(&mut rng))));
Sep 14 12:55:23.190 INFO kablam!    |           ^^^^
Sep 14 12:55:23.190 INFO kablam!    |
Sep 14 12:55:23.190 INFO kablam!    = help: add #![feature(test)] to the crate attributes to enable
Sep 14 12:55:23.190 INFO kablam! 
Sep 14 12:55:23.197 INFO kablam! error: aborting due to 4 previous errors
Sep 14 12:55:23.197 INFO kablam! 
Sep 14 12:55:23.197 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 14 12:55:23.204 INFO kablam! error: Could not compile `mtbl`.
Sep 14 12:55:23.204 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 14 12:55:23.620 INFO kablam! error: build failed
Sep 14 12:55:23.621 INFO kablam! su: No module specific data is present
Sep 14 12:55:24.569 INFO running `"docker" "rm" "-f" "675f267ba15b5abbd0922bd10e71874ee4bcaa38723d388fe6b54088b09e15b6"`
Sep 14 12:55:24.789 INFO blam! 675f267ba15b5abbd0922bd10e71874ee4bcaa38723d388fe6b54088b09e15b6