Dec 04 06:33:54.983 INFO checking yishn/Kalk against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 06:33:54.983 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 04 06:33:55.453 INFO [stdout] a211e7f57591cbbb126a1886261e5757c9e9f372cf1ea7b371e2d8058121c90c
Dec 04 06:33:55.455 INFO running `"docker" "start" "-a" "a211e7f57591cbbb126a1886261e5757c9e9f372cf1ea7b371e2d8058121c90c"`
Dec 04 06:33:58.143 INFO [stderr] usermod: no changes
Dec 04 06:33:58.223 INFO [stderr]    Compiling pest v1.0.6
Dec 04 06:33:58.227 INFO [stderr]    Compiling syn v0.11.11
Dec 04 06:34:04.842 INFO [stderr]    Compiling pest_derive v1.0.7
Dec 04 06:34:11.439 INFO [stderr]     Checking kalk v0.1.0 (/source)
Dec 04 06:34:12.958 INFO [stderr] warning: method is never used: `new_finite`
Dec 04 06:34:12.958 INFO [stderr]    --> src/types.rs:208:5
Dec 04 06:34:12.958 INFO [stderr]     |
Dec 04 06:34:12.959 INFO [stderr] 208 |     fn new_finite(start: f64, step: f64, stop: f64) -> ArithmeticProgression {
Dec 04 06:34:12.959 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:34:12.959 INFO [stderr]     |
Dec 04 06:34:12.960 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 06:34:12.960 INFO [stderr] 
Dec 04 06:34:12.960 INFO [stderr] warning: method is never used: `new_infinite`
Dec 04 06:34:12.961 INFO [stderr]    --> src/types.rs:212:5
Dec 04 06:34:12.961 INFO [stderr]     |
Dec 04 06:34:12.961 INFO [stderr] 212 |     fn new_infinite(start: f64, step: f64) -> ArithmeticProgression {
Dec 04 06:34:12.962 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:34:12.962 INFO [stderr] 
Dec 04 06:34:12.968 INFO [stderr] warning: method is never used: `new_finite`
Dec 04 06:34:12.968 INFO [stderr]    --> src/types.rs:208:5
Dec 04 06:34:12.968 INFO [stderr]     |
Dec 04 06:34:12.969 INFO [stderr] 208 |     fn new_finite(start: f64, step: f64, stop: f64) -> ArithmeticProgression {
Dec 04 06:34:12.969 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:34:12.969 INFO [stderr]     |
Dec 04 06:34:12.969 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 06:34:12.969 INFO [stderr] 
Dec 04 06:34:12.969 INFO [stderr] warning: method is never used: `new_infinite`
Dec 04 06:34:12.969 INFO [stderr]    --> src/types.rs:212:5
Dec 04 06:34:12.969 INFO [stderr]     |
Dec 04 06:34:12.969 INFO [stderr] 212 |     fn new_infinite(start: f64, step: f64) -> ArithmeticProgression {
Dec 04 06:34:12.969 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:34:12.969 INFO [stderr] 
Dec 04 06:34:13.119 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.94s
Dec 04 06:34:13.131 INFO [stderr] su: No module specific data is present
Dec 04 06:34:14.707 INFO running `"docker" "inspect" "a211e7f57591cbbb126a1886261e5757c9e9f372cf1ea7b371e2d8058121c90c"`
Dec 04 06:34:15.045 INFO running `"docker" "rm" "-f" "a211e7f57591cbbb126a1886261e5757c9e9f372cf1ea7b371e2d8058121c90c"`
Dec 04 06:34:15.363 INFO [stdout] a211e7f57591cbbb126a1886261e5757c9e9f372cf1ea7b371e2d8058121c90c