Dec 14 21:40:18.724 INFO testing rust-mpfr-0.1.7 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 21:40:18.724 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 21:40:19.140 INFO [stdout] b77f0214f7c6cc5e6e2214516e6c71b1d4ef9fbddbcd52a031e5748045bca661
Dec 14 21:40:19.141 INFO running `"docker" "start" "-a" "b77f0214f7c6cc5e6e2214516e6c71b1d4ef9fbddbcd52a031e5748045bca661"`
Dec 14 21:40:20.082 INFO [stderr] usermod: no changes
Dec 14 21:40:20.119 INFO [stderr]    Compiling rust-gmp v0.3.2
Dec 14 21:40:21.304 INFO [stderr]    Compiling rust-mpfr v0.1.7 (/source)
Dec 14 21:40:22.591 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
Dec 14 21:40:22.594 INFO [stderr] su: No module specific data is present
Dec 14 21:40:22.864 INFO running `"docker" "inspect" "b77f0214f7c6cc5e6e2214516e6c71b1d4ef9fbddbcd52a031e5748045bca661"`
Dec 14 21:40:22.971 INFO running `"docker" "rm" "-f" "b77f0214f7c6cc5e6e2214516e6c71b1d4ef9fbddbcd52a031e5748045bca661"`
Dec 14 21:40:23.108 INFO [stdout] b77f0214f7c6cc5e6e2214516e6c71b1d4ef9fbddbcd52a031e5748045bca661
Dec 14 21:40:23.112 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 21:40:23.422 INFO [stdout] a30e2e6cc0538ccd4d9a478b9952a92e39cfb50ca7abdea332de7789e898b278
Dec 14 21:40:23.428 INFO running `"docker" "start" "-a" "a30e2e6cc0538ccd4d9a478b9952a92e39cfb50ca7abdea332de7789e898b278"`
Dec 14 21:40:23.828 INFO [stderr] usermod: no changes
Dec 14 21:40:23.855 INFO [stderr]    Compiling rust-mpfr v0.1.7 (/source)
Dec 14 21:40:24.775 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 14 21:40:24.775 INFO [stderr]   --> src/test.rs:42:5
Dec 14 21:40:24.775 INFO [stderr]    |
Dec 14 21:40:24.775 INFO [stderr] 42 |     x / y;
Dec 14 21:40:24.775 INFO [stderr]    |     ^^^^^
Dec 14 21:40:24.775 INFO [stderr]    |
Dec 14 21:40:24.775 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 21:40:24.775 INFO [stderr] 
Dec 14 21:40:25.651 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
Dec 14 21:40:25.654 INFO [stderr] su: No module specific data is present
Dec 14 21:40:25.976 INFO running `"docker" "inspect" "a30e2e6cc0538ccd4d9a478b9952a92e39cfb50ca7abdea332de7789e898b278"`
Dec 14 21:40:26.064 INFO running `"docker" "rm" "-f" "a30e2e6cc0538ccd4d9a478b9952a92e39cfb50ca7abdea332de7789e898b278"`
Dec 14 21:40:26.179 INFO [stdout] a30e2e6cc0538ccd4d9a478b9952a92e39cfb50ca7abdea332de7789e898b278
Dec 14 21:40:26.181 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --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 14 21:40:26.532 INFO [stdout] 6fc9f5028283f78b37d1414cede1505c698fd4878a78d4049c9eeae21990f56d
Dec 14 21:40:26.537 INFO running `"docker" "start" "-a" "6fc9f5028283f78b37d1414cede1505c698fd4878a78d4049c9eeae21990f56d"`
Dec 14 21:40:27.146 INFO [stderr] usermod: no changes
Dec 14 21:40:27.180 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 14 21:40:27.180 INFO [stderr]      Running /target/debug/deps/rust_mpfr-2a3bc55b498e4f2f
Dec 14 21:40:27.182 INFO [stdout] 
Dec 14 21:40:27.182 INFO [stdout] running 22 tests
Dec 14 21:40:27.182 INFO [stdout] test test::test_eq ... ok
Dec 14 21:40:27.187 INFO [stdout] test test::test_div ... ok
Dec 14 21:40:27.219 INFO [stdout] test test::test_display ... ok
Dec 14 21:40:27.219 INFO [stdout] test test::test_clone ... ok
Dec 14 21:40:27.219 INFO [stdout] test test::test_abs ... ok
Dec 14 21:40:27.219 INFO [stdout] test test::test_exp_log ... ok
Dec 14 21:40:27.219 INFO [stdout] test test::test_add ... ok
Dec 14 21:40:27.219 INFO [stdout] test test::test_debug ... ok
Dec 14 21:40:27.219 INFO [stdout] test test::test_new_from_str ... ok
Dec 14 21:40:27.219 INFO [stdout] test test::test_ord ... ok
Dec 14 21:40:27.219 INFO [stdout] test test::test_pow_root ... ok
Dec 14 21:40:27.219 INFO [stdout] test test::test_new2_from_str ... ok
Dec 14 21:40:27.219 INFO [stdout] test test::test_mpfr_macro ... ok
Dec 14 21:40:27.219 INFO [stdout] test test::test_rounding ... ok
Dec 14 21:40:27.219 INFO [stdout] test test::test_to_string ... ok
Dec 14 21:40:27.219 INFO [stdout] test test::test_to_string_new2_from_str ... ok
Dec 14 21:40:27.219 INFO [stdout] test test::test_into ... ok
Dec 14 21:40:27.221 INFO [stdout] test test::test_mul ... ok
Dec 14 21:40:27.221 INFO [stdout] test test::test_rustc_serialize ... ok
Dec 14 21:40:27.221 INFO [stdout] test test::test_set ... ok
Dec 14 21:40:27.221 INFO [stdout] test test::test_sub ... ok
Dec 14 21:40:27.238 INFO [stdout] test test::test_div_zero ... ok
Dec 14 21:40:27.238 INFO [stdout] 
Dec 14 21:40:27.238 INFO [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 21:40:27.238 INFO [stdout] 
Dec 14 21:40:27.240 INFO [stderr]    Doc-tests rust_mpfr
Dec 14 21:40:28.034 INFO [stdout] 
Dec 14 21:40:28.034 INFO [stdout] running 0 tests
Dec 14 21:40:28.034 INFO [stdout] 
Dec 14 21:40:28.034 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 21:40:28.034 INFO [stdout] 
Dec 14 21:40:28.042 INFO [stderr] su: No module specific data is present
Dec 14 21:40:28.370 INFO running `"docker" "inspect" "6fc9f5028283f78b37d1414cede1505c698fd4878a78d4049c9eeae21990f56d"`
Dec 14 21:40:28.524 INFO running `"docker" "rm" "-f" "6fc9f5028283f78b37d1414cede1505c698fd4878a78d4049c9eeae21990f56d"`
Dec 14 21:40:28.799 INFO [stdout] 6fc9f5028283f78b37d1414cede1505c698fd4878a78d4049c9eeae21990f56d