Dec 03 04:23:10.052 INFO testing iso8583-0.1.1 against 1.30.1 for beta-1.31-5
Dec 03 04:23:10.053 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 03 04:23:10.565 INFO [stdout] ab85fbc14e033fc4d8456edad02f7f21149d7724a8cecc60a3fd0f932bf0787b
Dec 03 04:23:10.567 INFO running `"docker" "start" "-a" "ab85fbc14e033fc4d8456edad02f7f21149d7724a8cecc60a3fd0f932bf0787b"`
Dec 03 04:23:11.999 INFO [stderr] usermod: no changes
Dec 03 04:23:12.112 INFO [stderr]    Compiling generic-array v0.3.2
Dec 03 04:23:13.049 INFO [stderr]    Compiling bit-array v0.4.4
Dec 03 04:23:14.447 INFO [stderr]    Compiling iso8583 v0.1.1 (/source)
Dec 03 04:23:14.539 INFO [stderr] warning: unnecessary path disambiguator
Dec 03 04:23:14.539 INFO [stderr]    --> src/yaml_specs.rs:167:29
Dec 03 04:23:14.539 INFO [stderr]     |
Dec 03 04:23:14.539 INFO [stderr] 167 |         let fields: BTreeMap::<usize, HashMap::<String,String>> = serde_yaml::from_str(&s).unwrap();
Dec 03 04:23:14.539 INFO [stderr]     |                             ^^ try removing `::`
Dec 03 04:23:14.539 INFO [stderr] 
Dec 03 04:23:14.539 INFO [stderr] warning: unnecessary path disambiguator
Dec 03 04:23:14.539 INFO [stderr]    --> src/yaml_specs.rs:167:46
Dec 03 04:23:14.539 INFO [stderr]     |
Dec 03 04:23:14.539 INFO [stderr] 167 |         let fields: BTreeMap::<usize, HashMap::<String,String>> = serde_yaml::from_str(&s).unwrap();
Dec 03 04:23:14.539 INFO [stderr]     |                                              ^^ try removing `::`
Dec 03 04:23:14.539 INFO [stderr] 
Dec 03 04:23:16.211 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 04:23:16.211 INFO [stderr]  --> src/lib.rs:9:1
Dec 03 04:23:16.211 INFO [stderr]   |
Dec 03 04:23:16.211 INFO [stderr] 9 | #![feature(type_ascription)]
Dec 03 04:23:16.211 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 04:23:16.211 INFO [stderr] 
Dec 03 04:23:16.211 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 04:23:16.211 INFO [stderr]   --> src/lib.rs:10:1
Dec 03 04:23:16.211 INFO [stderr]    |
Dec 03 04:23:16.211 INFO [stderr] 10 | #![feature(test)]
Dec 03 04:23:16.211 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 03 04:23:16.211 INFO [stderr] 
Dec 03 04:23:16.215 INFO [stderr] error: aborting due to 2 previous errors
Dec 03 04:23:16.215 INFO [stderr] 
Dec 03 04:23:16.215 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 04:23:16.227 INFO [stderr] error: Could not compile `iso8583`.
Dec 03 04:23:16.227 INFO [stderr] 
Dec 03 04:23:16.227 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 04:23:16.227 INFO [stderr] su: No module specific data is present
Dec 03 04:23:16.936 INFO running `"docker" "inspect" "ab85fbc14e033fc4d8456edad02f7f21149d7724a8cecc60a3fd0f932bf0787b"`
Dec 03 04:23:17.237 INFO running `"docker" "rm" "-f" "ab85fbc14e033fc4d8456edad02f7f21149d7724a8cecc60a3fd0f932bf0787b"`
Dec 03 04:23:17.675 INFO [stdout] ab85fbc14e033fc4d8456edad02f7f21149d7724a8cecc60a3fd0f932bf0787b