Dec 02 14:42:40.720 INFO testing tars-stream-0.1.1 against 1.30.1 for beta-1.31-5
Dec 02 14:42:40.720 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/1.30.1:/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 +1.30.1 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 14:42:41.304 INFO [stdout] 4176a25419b2ff3a0c810e25859f498ef2319ae3f2e5510719e7eaca3bc6e92d
Dec 02 14:42:41.306 INFO running `"docker" "start" "-a" "4176a25419b2ff3a0c810e25859f498ef2319ae3f2e5510719e7eaca3bc6e92d"`
Dec 02 14:42:42.495 INFO [stderr] usermod: no changes
Dec 02 14:42:42.587 INFO [stderr]    Compiling tars-stream v0.1.1 (/source)
Dec 02 14:42:43.663 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 14:42:43.663 INFO [stderr]  --> src/lib.rs:1:1
Dec 02 14:42:43.663 INFO [stderr]   |
Dec 02 14:42:43.663 INFO [stderr] 1 | #![feature(try_from)]
Dec 02 14:42:43.663 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 02 14:42:43.663 INFO [stderr] 
Dec 02 14:42:43.663 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 14:42:43.663 INFO [stderr]  --> src/lib.rs:2:1
Dec 02 14:42:43.663 INFO [stderr]   |
Dec 02 14:42:43.663 INFO [stderr] 2 | #![feature(core_intrinsics)]
Dec 02 14:42:43.663 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 14:42:43.663 INFO [stderr] 
Dec 02 14:42:43.663 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 14:42:43.663 INFO [stderr]  --> src/lib.rs:3:1
Dec 02 14:42:43.663 INFO [stderr]   |
Dec 02 14:42:43.663 INFO [stderr] 3 | #![feature(extern_prelude)]
Dec 02 14:42:43.663 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 14:42:43.663 INFO [stderr] 
Dec 02 14:42:43.663 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 14:42:43.663 INFO [stderr]  --> src/lib.rs:4:1
Dec 02 14:42:43.663 INFO [stderr]   |
Dec 02 14:42:43.663 INFO [stderr] 4 | #![feature(specialization)]
Dec 02 14:42:43.663 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 14:42:43.663 INFO [stderr] 
Dec 02 14:42:43.667 INFO [stderr] error: aborting due to 4 previous errors
Dec 02 14:42:43.667 INFO [stderr] 
Dec 02 14:42:43.667 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 14:42:43.678 INFO [stderr] error: Could not compile `tars-stream`.
Dec 02 14:42:43.678 INFO [stderr] 
Dec 02 14:42:43.678 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 14:42:43.679 INFO [stderr] su: No module specific data is present
Dec 02 14:42:44.232 INFO running `"docker" "inspect" "4176a25419b2ff3a0c810e25859f498ef2319ae3f2e5510719e7eaca3bc6e92d"`
Dec 02 14:42:44.444 INFO running `"docker" "rm" "-f" "4176a25419b2ff3a0c810e25859f498ef2319ae3f2e5510719e7eaca3bc6e92d"`
Dec 02 14:42:44.715 INFO [stdout] 4176a25419b2ff3a0c810e25859f498ef2319ae3f2e5510719e7eaca3bc6e92d
