Dec 02 08:34:55.792 INFO testing Coneko/stack against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 08:34:55.792 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 08:34:56.063 INFO [stdout] 9b6180d64db8bb6aff5f4b9743a64bf2a0af0d377141bdc75b20c09cef3deb6d
Dec 02 08:34:56.068 INFO running `"docker" "start" "-a" "9b6180d64db8bb6aff5f4b9743a64bf2a0af0d377141bdc75b20c09cef3deb6d"`
Dec 02 08:34:56.829 INFO [stderr] usermod: no changes
Dec 02 08:34:57.164 INFO [stderr]    Compiling libgit2-sys v0.7.1
Dec 02 08:34:57.182 INFO [stderr]    Compiling indoc-impl v0.2.3
Dec 02 08:34:57.183 INFO [stderr]    Compiling hubcaps v0.4.3
Dec 02 08:35:07.409 INFO [stderr]    Compiling indoc v0.2.3
Dec 02 08:35:27.266 INFO [stderr]    Compiling git2 v0.7.1
Dec 02 08:35:34.919 INFO [stderr]    Compiling stack v0.0.1 (/source)
Dec 02 08:35:36.231 INFO [stderr] warning: unused `#[macro_use]` import
Dec 02 08:35:36.231 INFO [stderr]  --> src/lib.rs:3:1
Dec 02 08:35:36.231 INFO [stderr]   |
Dec 02 08:35:36.231 INFO [stderr] 3 | #[macro_use]
Dec 02 08:35:36.231 INFO [stderr]   | ^^^^^^^^^^^^
Dec 02 08:35:36.231 INFO [stderr]   |
Dec 02 08:35:36.231 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 02 08:35:36.231 INFO [stderr] 
Dec 02 08:35:42.895 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 08:35:42.895 INFO [stderr]  --> src/main.rs:1:1
Dec 02 08:35:42.895 INFO [stderr]   |
Dec 02 08:35:42.895 INFO [stderr] 1 | #![feature(nll)]
Dec 02 08:35:42.895 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 02 08:35:42.895 INFO [stderr] 
Dec 02 08:35:42.895 INFO [stderr] error: aborting due to previous error
Dec 02 08:35:42.895 INFO [stderr] 
Dec 02 08:35:42.895 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 08:35:42.907 INFO [stderr] error: Could not compile `stack`.
Dec 02 08:35:42.907 INFO [stderr] 
Dec 02 08:35:42.907 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 08:35:42.907 INFO [stderr] su: No module specific data is present
Dec 02 08:35:43.280 INFO running `"docker" "inspect" "9b6180d64db8bb6aff5f4b9743a64bf2a0af0d377141bdc75b20c09cef3deb6d"`
Dec 02 08:35:43.432 INFO running `"docker" "rm" "-f" "9b6180d64db8bb6aff5f4b9743a64bf2a0af0d377141bdc75b20c09cef3deb6d"`
Dec 02 08:35:43.619 INFO [stdout] 9b6180d64db8bb6aff5f4b9743a64bf2a0af0d377141bdc75b20c09cef3deb6d