Dec 13 02:22:09.295 INFO testing srusskih/karacybi against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 02:22:09.296 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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"`
Dec 13 02:22:09.464 INFO [stdout] d3c17158168386d0243b3596e4033e82bce8fd1adfdc0f237694b030c8cc9061
Dec 13 02:22:09.468 INFO running `"docker" "start" "-a" "d3c17158168386d0243b3596e4033e82bce8fd1adfdc0f237694b030c8cc9061"`
Dec 13 02:22:10.807 INFO [stderr] usermod: no changes
Dec 13 02:22:10.871 INFO [stderr]    Compiling karacybi v0.1.0 (/source)
Dec 13 02:22:11.175 INFO [stderr] warning: function is never used: `mod2length`
Dec 13 02:22:11.175 INFO [stderr]   --> src/main.rs:39:1
Dec 13 02:22:11.175 INFO [stderr]    |
Dec 13 02:22:11.175 INFO [stderr] 39 | fn mod2length(x: &str, y:&str) -> (Box<String>, Box<String>) {
Dec 13 02:22:11.175 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:22:11.175 INFO [stderr]    |
Dec 13 02:22:11.175 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 02:22:11.175 INFO [stderr] 
Dec 13 02:22:11.845 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
Dec 13 02:22:11.855 INFO [stderr] su: No module specific data is present
Dec 13 02:22:12.751 INFO running `"docker" "inspect" "d3c17158168386d0243b3596e4033e82bce8fd1adfdc0f237694b030c8cc9061"`
Dec 13 02:22:13.103 INFO running `"docker" "rm" "-f" "d3c17158168386d0243b3596e4033e82bce8fd1adfdc0f237694b030c8cc9061"`
Dec 13 02:22:13.389 INFO [stdout] d3c17158168386d0243b3596e4033e82bce8fd1adfdc0f237694b030c8cc9061
Dec 13 02:22:13.391 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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"`
Dec 13 02:22:13.799 INFO [stdout] 2540b9cbd2cda36478271409823d8e8f0dc39b6c1ab434ed76f886d341c947f4
Dec 13 02:22:13.802 INFO running `"docker" "start" "-a" "2540b9cbd2cda36478271409823d8e8f0dc39b6c1ab434ed76f886d341c947f4"`
Dec 13 02:22:14.698 INFO [stderr] usermod: no changes
Dec 13 02:22:14.752 INFO [stderr]    Compiling karacybi v0.1.0 (/source)
Dec 13 02:22:15.796 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
Dec 13 02:22:15.797 INFO [stderr] su: No module specific data is present
Dec 13 02:22:16.435 INFO running `"docker" "inspect" "2540b9cbd2cda36478271409823d8e8f0dc39b6c1ab434ed76f886d341c947f4"`
Dec 13 02:22:16.549 INFO running `"docker" "rm" "-f" "2540b9cbd2cda36478271409823d8e8f0dc39b6c1ab434ed76f886d341c947f4"`
Dec 13 02:22:16.659 INFO [stdout] 2540b9cbd2cda36478271409823d8e8f0dc39b6c1ab434ed76f886d341c947f4