Dec 01 22:02:40.632 INFO testing ccheek21/topd against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 22:02:40.632 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 01 22:02:41.187 INFO [stdout] 328e5196af3fc4041ff8d17dc757a1bf0525819b1df61aca3a84ddc70a01f767
Dec 01 22:02:41.199 INFO running `"docker" "start" "-a" "328e5196af3fc4041ff8d17dc757a1bf0525819b1df61aca3a84ddc70a01f767"`
Dec 01 22:02:42.490 INFO [stderr] usermod: no changes
Dec 01 22:02:42.763 INFO [stderr]    Compiling serde v1.0.80
Dec 01 22:02:42.767 INFO [stderr]    Compiling directories v1.0.2
Dec 01 22:02:42.771 INFO [stderr]    Compiling path-dedot v1.1.6
Dec 01 22:02:42.775 INFO [stderr]    Compiling crossbeam-epoch v0.3.1
Dec 01 22:02:42.775 INFO [stderr]    Compiling float-cmp v0.4.0
Dec 01 22:02:42.775 INFO [stderr]    Compiling syn v0.15.20
Dec 01 22:02:42.775 INFO [stderr]    Compiling num-rational v0.1.42
Dec 01 22:02:42.775 INFO [stderr]    Compiling env_logger v0.5.13
Dec 01 22:02:48.123 INFO [stderr]    Compiling predicates v1.0.0
Dec 01 22:02:48.123 INFO [stderr]    Compiling path-absolutize v1.1.1
Dec 01 22:02:48.135 INFO [stderr]    Compiling crossbeam-deque v0.2.0
Dec 01 22:02:49.321 INFO [stderr]    Compiling num v0.1.42
Dec 01 22:02:50.423 INFO [stderr]    Compiling spectral v0.6.0
Dec 01 22:02:51.916 INFO [stderr]    Compiling rayon-core v1.4.1
Dec 01 22:02:57.408 INFO [stderr]    Compiling rayon v1.0.3
Dec 01 22:03:04.918 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 01 22:03:33.968 INFO [stderr]    Compiling serde_json v1.0.33
Dec 01 22:03:33.968 INFO [stderr]    Compiling chrono v0.4.6
Dec 01 22:03:41.427 INFO [stderr]    Compiling escargot v0.3.1
Dec 01 22:03:43.238 INFO [stderr]    Compiling assert_cmd v0.10.1
Dec 01 22:03:45.602 INFO [stderr]    Compiling fe v0.1.0 (/source)
Dec 01 22:03:46.465 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 22:03:46.465 INFO [stderr]  --> src/lib.rs:1:1
Dec 01 22:03:46.465 INFO [stderr]   |
Dec 01 22:03:46.465 INFO [stderr] 1 | #![feature(duration_as_u128)]
Dec 01 22:03:46.465 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 22:03:46.465 INFO [stderr] 
Dec 01 22:03:46.465 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 22:03:46.465 INFO [stderr]  --> src/lib.rs:2:1
Dec 01 22:03:46.465 INFO [stderr]   |
Dec 01 22:03:46.465 INFO [stderr] 2 | #![feature(test)]
Dec 01 22:03:46.465 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 01 22:03:46.465 INFO [stderr] 
Dec 01 22:03:46.471 INFO [stderr] error: aborting due to 2 previous errors
Dec 01 22:03:46.471 INFO [stderr] 
Dec 01 22:03:46.471 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 22:03:46.487 INFO [stderr] error: Could not compile `fe`.
Dec 01 22:03:46.487 INFO [stderr] 
Dec 01 22:03:46.487 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 22:03:46.489 INFO [stderr] su: No module specific data is present
Dec 01 22:03:46.777 INFO running `"docker" "inspect" "328e5196af3fc4041ff8d17dc757a1bf0525819b1df61aca3a84ddc70a01f767"`
Dec 01 22:03:46.860 INFO running `"docker" "rm" "-f" "328e5196af3fc4041ff8d17dc757a1bf0525819b1df61aca3a84ddc70a01f767"`
Dec 01 22:03:46.968 INFO [stdout] 328e5196af3fc4041ff8d17dc757a1bf0525819b1df61aca3a84ddc70a01f767
