Dec 07 05:19:45.130 INFO testing oursh-0.2.0 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 05:19:45.130 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 05:19:45.534 INFO [stdout] 5f284f8b6e3ad6af84f8dd099e0c2830b468652de6f849be398be4302c7545ef
Dec 07 05:19:45.536 INFO running `"docker" "start" "-a" "5f284f8b6e3ad6af84f8dd099e0c2830b468652de6f849be398be4302c7545ef"`
Dec 07 05:19:46.843 INFO [stderr] usermod: no changes
Dec 07 05:19:47.117 INFO [stderr]    Compiling utf8 v0.0.2
Dec 07 05:19:47.118 INFO [stderr]    Compiling ena v0.10.1
Dec 07 05:19:47.119 INFO [stderr]    Compiling new_debug_unreachable v1.0.1
Dec 07 05:19:47.199 INFO [stderr]    Compiling docopt v0.8.3
Dec 07 05:19:47.200 INFO [stderr]    Compiling pwd v1.3.0
Dec 07 05:19:48.088 INFO [stderr]    Compiling string_cache v0.7.3
Dec 07 05:19:49.405 INFO [stderr]    Compiling lalrpop v0.16.2
Dec 07 05:20:33.619 INFO [stderr]    Compiling oursh v0.2.0 (/source)
Dec 07 05:20:42.796 INFO [stderr] warning: method is never used: `fork`
Dec 07 05:20:42.796 INFO [stderr]   --> src/job.rs:49:5
Dec 07 05:20:42.796 INFO [stderr]    |
Dec 07 05:20:42.796 INFO [stderr] 49 |     fn fork(&mut self) {
Dec 07 05:20:42.796 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 07 05:20:42.796 INFO [stderr]    |
Dec 07 05:20:42.796 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 07 05:20:42.796 INFO [stderr] 
Dec 07 05:20:42.796 INFO [stderr] error[E0635]: unknown feature `alloc_system`
Dec 07 05:20:42.796 INFO [stderr]   --> src/lib.rs:77:12
Dec 07 05:20:42.796 INFO [stderr]    |
Dec 07 05:20:42.796 INFO [stderr] 77 | #![feature(alloc_system, box_syntax, box_patterns)]
Dec 07 05:20:42.796 INFO [stderr]    |            ^^^^^^^^^^^^
Dec 07 05:20:42.796 INFO [stderr] 
Dec 07 05:20:42.804 INFO [stderr] error: aborting due to previous error
Dec 07 05:20:42.804 INFO [stderr] 
Dec 07 05:20:42.804 INFO [stderr] For more information about this error, try `rustc --explain E0635`.
Dec 07 05:20:42.820 INFO [stderr] error: Could not compile `oursh`.
Dec 07 05:20:42.820 INFO [stderr] 
Dec 07 05:20:42.820 INFO [stderr] To learn more, run the command again with --verbose.
Dec 07 05:20:42.828 INFO [stderr] su: No module specific data is present
Dec 07 05:20:43.584 INFO running `"docker" "inspect" "5f284f8b6e3ad6af84f8dd099e0c2830b468652de6f849be398be4302c7545ef"`
Dec 07 05:20:43.870 INFO running `"docker" "rm" "-f" "5f284f8b6e3ad6af84f8dd099e0c2830b468652de6f849be398be4302c7545ef"`
Dec 07 05:20:44.052 INFO [stdout] 5f284f8b6e3ad6af84f8dd099e0c2830b468652de6f849be398be4302c7545ef