Dec 01 01:28:17.707 INFO testing spullara/interviewcode against 1.30.1 for beta-1.31-5
Dec 01 01:28:17.707 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 01 01:28:18.239 INFO [stdout] 5616650dd03d94b2f7f9bf5f584748808d57be8a49a15bb28eece04062de18b6
Dec 01 01:28:18.251 INFO running `"docker" "start" "-a" "5616650dd03d94b2f7f9bf5f584748808d57be8a49a15bb28eece04062de18b6"`
Dec 01 01:28:19.495 INFO [stderr] usermod: no changes
Dec 01 01:28:19.583 INFO [stderr]    Compiling interviewcode v0.0.1 (/source)
Dec 01 01:28:20.726 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
Dec 01 01:28:20.728 INFO [stderr] su: No module specific data is present
Dec 01 01:28:21.779 INFO running `"docker" "inspect" "5616650dd03d94b2f7f9bf5f584748808d57be8a49a15bb28eece04062de18b6"`
Dec 01 01:28:22.145 INFO running `"docker" "rm" "-f" "5616650dd03d94b2f7f9bf5f584748808d57be8a49a15bb28eece04062de18b6"`
Dec 01 01:28:22.508 INFO [stdout] 5616650dd03d94b2f7f9bf5f584748808d57be8a49a15bb28eece04062de18b6
Dec 01 01:28:22.513 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 test --frozen --no-run" "-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 01:28:22.994 INFO [stdout] 61c15ea915cca9f78a9fe3cef05b7e376d3814bfaae6f8d05a4b0e74c3effd7c
Dec 01 01:28:22.997 INFO running `"docker" "start" "-a" "61c15ea915cca9f78a9fe3cef05b7e376d3814bfaae6f8d05a4b0e74c3effd7c"`
Dec 01 01:28:24.155 INFO [stderr] usermod: no changes
Dec 01 01:28:24.228 INFO [stderr]    Compiling winapi v0.2.2
Dec 01 01:28:24.241 INFO [stderr]    Compiling libc v0.1.10
Dec 01 01:28:24.241 INFO [stderr]    Compiling advapi32-sys v0.1.2
Dec 01 01:28:25.890 INFO [stderr]    Compiling rand v0.3.10
Dec 01 01:28:27.837 INFO [stderr]    Compiling interviewcode v0.0.1 (/source)
Dec 01 01:28:28.143 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 01:28:28.144 INFO [stderr]  --> src/main.rs:1:19
Dec 01 01:28:28.144 INFO [stderr]   |
Dec 01 01:28:28.144 INFO [stderr] 1 | #![cfg_attr(test, feature(test))]
Dec 01 01:28:28.144 INFO [stderr]   |                   ^^^^^^^^^^^^^^
Dec 01 01:28:28.144 INFO [stderr] 
Dec 01 01:28:28.144 INFO [stderr] error: aborting due to previous error
Dec 01 01:28:28.144 INFO [stderr] 
Dec 01 01:28:28.144 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 01:28:28.148 INFO [stderr] error: Could not compile `interviewcode`.
Dec 01 01:28:28.148 INFO [stderr] 
Dec 01 01:28:28.148 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 01:28:28.150 INFO [stderr] su: No module specific data is present
Dec 01 01:28:29.192 INFO running `"docker" "inspect" "61c15ea915cca9f78a9fe3cef05b7e376d3814bfaae6f8d05a4b0e74c3effd7c"`
Dec 01 01:28:29.375 INFO running `"docker" "rm" "-f" "61c15ea915cca9f78a9fe3cef05b7e376d3814bfaae6f8d05a4b0e74c3effd7c"`
Dec 01 01:28:29.556 INFO [stdout] 61c15ea915cca9f78a9fe3cef05b7e376d3814bfaae6f8d05a4b0e74c3effd7c
