Dec 04 20:11:59.372 INFO checking data-pup/rust-temperature-converter against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 20:11:59.373 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 20:12:00.007 INFO [stdout] a3768c56360c5ac5adc563d92b2aabf270f76c99f5ec00be882c430ffbd0518d
Dec 04 20:12:00.011 INFO running `"docker" "start" "-a" "a3768c56360c5ac5adc563d92b2aabf270f76c99f5ec00be882c430ffbd0518d"`
Dec 04 20:12:01.091 INFO [stderr] usermod: no changes
Dec 04 20:12:01.175 INFO [stderr]     Checking rust-temp-converter v0.1.0 (/source)
Dec 04 20:12:01.811 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Dec 04 20:12:01.811 INFO [stderr]  --> src/main.rs:1:12
Dec 04 20:12:01.811 INFO [stderr]   |
Dec 04 20:12:01.811 INFO [stderr] 1 | #![feature(iterator_step_by)]
Dec 04 20:12:01.811 INFO [stderr]   |            ^^^^^^^^^^^^^^^^
Dec 04 20:12:01.811 INFO [stderr]   |
Dec 04 20:12:01.811 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 20:12:01.811 INFO [stderr] 
Dec 04 20:12:01.867 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Dec 04 20:12:01.867 INFO [stderr]  --> src/main.rs:1:12
Dec 04 20:12:01.867 INFO [stderr]   |
Dec 04 20:12:01.867 INFO [stderr] 1 | #![feature(iterator_step_by)]
Dec 04 20:12:01.867 INFO [stderr]   |            ^^^^^^^^^^^^^^^^
Dec 04 20:12:01.867 INFO [stderr]   |
Dec 04 20:12:01.867 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 20:12:01.867 INFO [stderr] 
Dec 04 20:12:01.886 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Dec 04 20:12:01.891 INFO [stderr] su: No module specific data is present
Dec 04 20:12:02.854 INFO running `"docker" "inspect" "a3768c56360c5ac5adc563d92b2aabf270f76c99f5ec00be882c430ffbd0518d"`
Dec 04 20:12:03.065 INFO running `"docker" "rm" "-f" "a3768c56360c5ac5adc563d92b2aabf270f76c99f5ec00be882c430ffbd0518d"`
Dec 04 20:12:03.242 INFO [stdout] a3768c56360c5ac5adc563d92b2aabf270f76c99f5ec00be882c430ffbd0518d