Dec 05 04:55:31.470 INFO checking un_algebra-0.1.4 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 04:55:31.470 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 05 04:55:31.704 INFO [stdout] 02cb6250561016cc8c70fa41b395cdf3ed5ade963aad45815da72d5f199c4a32
Dec 05 04:55:31.706 INFO running `"docker" "start" "-a" "02cb6250561016cc8c70fa41b395cdf3ed5ade963aad45815da72d5f199c4a32"`
Dec 05 04:55:32.731 INFO [stderr] usermod: no changes
Dec 05 04:55:32.907 INFO [stderr]    Compiling num-bigint v0.2.1
Dec 05 04:55:32.935 INFO [stderr]     Checking float-cmp v0.4.0
Dec 05 04:55:32.943 INFO [stderr]     Checking wait-timeout v0.1.5
Dec 05 04:55:32.955 INFO [stderr]     Checking rand v0.5.5
Dec 05 04:55:33.695 INFO [stderr]     Checking rusty-fork v0.2.1
Dec 05 04:55:36.401 INFO [stderr]     Checking proptest v0.8.7
Dec 05 04:55:37.893 INFO [stderr]     Checking num-rational v0.2.1
Dec 05 04:55:39.667 INFO [stderr]     Checking num v0.2.0
Dec 05 04:55:47.019 INFO [stderr]     Checking un_algebra v0.1.4 (/source)
Dec 05 04:55:50.071 INFO [stderr] warning: unused import: `proptest::test_runner::*`
Dec 05 04:55:50.071 INFO [stderr]   --> src/tests/config.rs:12:5
Dec 05 04:55:50.071 INFO [stderr]    |
Dec 05 04:55:50.071 INFO [stderr] 12 | use proptest::test_runner::*;
Dec 05 04:55:50.071 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 04:55:50.072 INFO [stderr]    |
Dec 05 04:55:50.072 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 04:55:50.072 INFO [stderr] 
Dec 05 04:55:53.941 INFO [stderr] warning: unused import: `proptest::test_runner::*`
Dec 05 04:55:53.941 INFO [stderr]   --> examples/binary.rs:22:5
Dec 05 04:55:53.941 INFO [stderr]    |
Dec 05 04:55:53.941 INFO [stderr] 22 | use proptest::test_runner::*;
Dec 05 04:55:53.941 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 04:55:53.941 INFO [stderr]    |
Dec 05 04:55:53.941 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 04:55:53.941 INFO [stderr] 
Dec 05 04:55:54.275 INFO [stderr] warning: unused import: `proptest::test_runner::*`
Dec 05 04:55:54.275 INFO [stderr]   --> examples/f4.rs:18:5
Dec 05 04:55:54.275 INFO [stderr]    |
Dec 05 04:55:54.275 INFO [stderr] 18 | use proptest::test_runner::*;
Dec 05 04:55:54.275 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 04:55:54.275 INFO [stderr]    |
Dec 05 04:55:54.275 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 04:55:54.275 INFO [stderr] 
Dec 05 04:55:54.319 INFO [stderr] warning: unused import: `proptest::test_runner::*`
Dec 05 04:55:54.319 INFO [stderr]   --> examples/rps.rs:20:5
Dec 05 04:55:54.319 INFO [stderr]    |
Dec 05 04:55:54.319 INFO [stderr] 20 | use proptest::test_runner::*;
Dec 05 04:55:54.319 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 04:55:54.319 INFO [stderr]    |
Dec 05 04:55:54.319 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 04:55:54.319 INFO [stderr] 
Dec 05 04:55:54.499 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.73s
Dec 05 04:55:54.499 INFO [stderr] su: No module specific data is present
Dec 05 04:55:55.122 INFO running `"docker" "inspect" "02cb6250561016cc8c70fa41b395cdf3ed5ade963aad45815da72d5f199c4a32"`
Dec 05 04:55:55.360 INFO running `"docker" "rm" "-f" "02cb6250561016cc8c70fa41b395cdf3ed5ade963aad45815da72d5f199c4a32"`
Dec 05 04:55:55.674 INFO [stdout] 02cb6250561016cc8c70fa41b395cdf3ed5ade963aad45815da72d5f199c4a32