Dec 02 02:55:32.053 INFO testing ThatsGobbles/taggu-rust against 1.30.1 for beta-1.31-5
Dec 02 02:55:32.053 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 02:55:32.324 INFO [stdout] b2fb806cc570f8e9d4c647e060e61101dc513898d556e6d5067bb015bcc40e44
Dec 02 02:55:32.328 INFO running `"docker" "start" "-a" "b2fb806cc570f8e9d4c647e060e61101dc513898d556e6d5067bb015bcc40e44"`
Dec 02 02:55:32.883 INFO [stderr] usermod: no changes
Dec 02 02:55:32.970 INFO [stderr]    Compiling maplit v1.0.0
Dec 02 02:55:32.970 INFO [stderr]    Compiling yaml-rust v0.4.0
Dec 02 02:55:32.972 INFO [stderr]    Compiling tempdir v0.3.5
Dec 02 02:55:32.972 INFO [stderr]    Compiling env_logger v0.4.3
Dec 02 02:55:32.972 INFO [stderr]    Compiling error-chain v0.12.0
Dec 02 02:55:35.482 INFO [stderr]    Compiling taggu v0.1.0 (/source)
Dec 02 02:55:36.477 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 02:55:36.477 INFO [stderr]  --> src/main.rs:1:1
Dec 02 02:55:36.477 INFO [stderr]   |
Dec 02 02:55:36.477 INFO [stderr] 1 | #![feature(generators, generator_trait)]
Dec 02 02:55:36.477 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 02:55:36.477 INFO [stderr] 
Dec 02 02:55:36.477 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 02:55:36.477 INFO [stderr]  --> src/main.rs:2:1
Dec 02 02:55:36.477 INFO [stderr]   |
Dec 02 02:55:36.477 INFO [stderr] 2 | #![feature(type_ascription)]
Dec 02 02:55:36.477 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 02:55:36.477 INFO [stderr] 
Dec 02 02:55:36.477 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 02:55:36.477 INFO [stderr]  --> src/main.rs:3:1
Dec 02 02:55:36.477 INFO [stderr]   |
Dec 02 02:55:36.477 INFO [stderr] 3 | #![feature(entry_or_default)]
Dec 02 02:55:36.477 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 02:55:36.477 INFO [stderr] 
Dec 02 02:55:36.481 INFO [stderr] error: aborting due to 3 previous errors
Dec 02 02:55:36.481 INFO [stderr] 
Dec 02 02:55:36.481 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 02:55:36.493 INFO [stderr] error: Could not compile `taggu`.
Dec 02 02:55:36.493 INFO [stderr] 
Dec 02 02:55:36.493 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 02:55:36.493 INFO [stderr] su: No module specific data is present
Dec 02 02:55:36.771 INFO running `"docker" "inspect" "b2fb806cc570f8e9d4c647e060e61101dc513898d556e6d5067bb015bcc40e44"`
Dec 02 02:55:36.848 INFO running `"docker" "rm" "-f" "b2fb806cc570f8e9d4c647e060e61101dc513898d556e6d5067bb015bcc40e44"`
Dec 02 02:55:36.942 INFO [stdout] b2fb806cc570f8e9d4c647e060e61101dc513898d556e6d5067bb015bcc40e44
