Nov 27 21:17:05.100 INFO checking ryota-sakamoto/scala against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 27 21:17:05.100 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 27 21:17:05.618 INFO [stdout] bc267b00d6e00e872afaf0246c001872d70e69118e8c0f0920aa6c957b6b73ad
Nov 27 21:17:05.620 INFO running `"docker" "start" "-a" "bc267b00d6e00e872afaf0246c001872d70e69118e8c0f0920aa6c957b6b73ad"`
Nov 27 21:17:07.205 INFO [stderr] usermod: no changes
Nov 27 21:17:07.256 INFO [stderr]     Checking scala v0.1.0 (/source)
Nov 27 21:17:08.074 INFO [stderr] warning: unused `#[macro_use]` import
Nov 27 21:17:08.075 INFO [stderr]  --> src/main.rs:1:1
Nov 27 21:17:08.075 INFO [stderr]   |
Nov 27 21:17:08.075 INFO [stderr] 1 | #[macro_use]
Nov 27 21:17:08.075 INFO [stderr]   | ^^^^^^^^^^^^
Nov 27 21:17:08.076 INFO [stderr]   |
Nov 27 21:17:08.076 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 21:17:08.076 INFO [stderr] 
Nov 27 21:17:08.144 INFO [stderr] warning: function is never used: `e1`
Nov 27 21:17:08.144 INFO [stderr]   --> src/main.rs:27:1
Nov 27 21:17:08.144 INFO [stderr]    |
Nov 27 21:17:08.144 INFO [stderr] 27 | fn e1(n: u64) -> Either<String, String> {
Nov 27 21:17:08.144 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:17:08.144 INFO [stderr]    |
Nov 27 21:17:08.144 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 21:17:08.144 INFO [stderr] 
Nov 27 21:17:08.221 INFO [stderr] warning: unused `#[macro_use]` import
Nov 27 21:17:08.221 INFO [stderr]  --> src/main.rs:1:1
Nov 27 21:17:08.221 INFO [stderr]   |
Nov 27 21:17:08.221 INFO [stderr] 1 | #[macro_use]
Nov 27 21:17:08.221 INFO [stderr]   | ^^^^^^^^^^^^
Nov 27 21:17:08.221 INFO [stderr]   |
Nov 27 21:17:08.221 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 21:17:08.221 INFO [stderr] 
Nov 27 21:17:08.320 INFO [stderr] warning: function is never used: `e1`
Nov 27 21:17:08.320 INFO [stderr]   --> src/main.rs:27:1
Nov 27 21:17:08.320 INFO [stderr]    |
Nov 27 21:17:08.320 INFO [stderr] 27 | fn e1(n: u64) -> Either<String, String> {
Nov 27 21:17:08.320 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 21:17:08.320 INFO [stderr]    |
Nov 27 21:17:08.320 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 21:17:08.320 INFO [stderr] 
Nov 27 21:17:08.435 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
Nov 27 21:17:08.440 INFO [stderr] su: No module specific data is present
Nov 27 21:17:09.079 INFO running `"docker" "inspect" "bc267b00d6e00e872afaf0246c001872d70e69118e8c0f0920aa6c957b6b73ad"`
Nov 27 21:17:09.321 INFO running `"docker" "rm" "-f" "bc267b00d6e00e872afaf0246c001872d70e69118e8c0f0920aa6c957b6b73ad"`
Nov 27 21:17:09.580 INFO [stdout] bc267b00d6e00e872afaf0246c001872d70e69118e8c0f0920aa6c957b6b73ad