Dec 14 07:15:42.052 INFO testing OffBlockway/OffBlockwayMiningClient against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 07:15:42.052 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 07:15:42.752 INFO [stdout] 2f16dee580822c4f98576785b79dfc4591cfb5ae759f8e40ead83c7a12f8f483
Dec 14 07:15:42.759 INFO running `"docker" "start" "-a" "2f16dee580822c4f98576785b79dfc4591cfb5ae759f8e40ead83c7a12f8f483"`
Dec 14 07:15:44.237 INFO [stderr] usermod: no changes
Dec 14 07:15:44.427 INFO [stderr]    Compiling sha3 v0.6.0
Dec 14 07:15:45.975 INFO [stderr]    Compiling off_blockway v0.0.8
Dec 14 07:15:50.483 INFO [stderr]    Compiling mining_client v0.1.0 (/source)
Dec 14 07:15:52.287 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:15:52.287 INFO [stderr]    --> src/main.rs:104:9
Dec 14 07:15:52.287 INFO [stderr]     |
Dec 14 07:15:52.287 INFO [stderr] 104 |         file.read_to_string( &mut buffer );
Dec 14 07:15:52.287 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:15:52.287 INFO [stderr]     |
Dec 14 07:15:52.287 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 14 07:15:52.287 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:15:52.287 INFO [stderr] 
Dec 14 07:15:53.975 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.69s
Dec 14 07:15:53.975 INFO [stderr] su: No module specific data is present
Dec 14 07:15:54.620 INFO running `"docker" "inspect" "2f16dee580822c4f98576785b79dfc4591cfb5ae759f8e40ead83c7a12f8f483"`
Dec 14 07:15:54.917 INFO running `"docker" "rm" "-f" "2f16dee580822c4f98576785b79dfc4591cfb5ae759f8e40ead83c7a12f8f483"`
Dec 14 07:15:55.237 INFO [stdout] 2f16dee580822c4f98576785b79dfc4591cfb5ae759f8e40ead83c7a12f8f483
Dec 14 07:15:55.241 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 07:15:55.667 INFO [stdout] 060bb7bdc214bd258099d1363bd13abb97335e1450b74a2e9e3fca681b829d42
Dec 14 07:15:55.669 INFO running `"docker" "start" "-a" "060bb7bdc214bd258099d1363bd13abb97335e1450b74a2e9e3fca681b829d42"`
Dec 14 07:15:58.322 INFO [stderr] usermod: no changes
Dec 14 07:15:58.455 INFO [stderr]    Compiling mining_client v0.1.0 (/source)
Dec 14 07:16:00.407 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 07:16:00.407 INFO [stderr]    --> src/main.rs:104:9
Dec 14 07:16:00.407 INFO [stderr]     |
Dec 14 07:16:00.407 INFO [stderr] 104 |         file.read_to_string( &mut buffer );
Dec 14 07:16:00.407 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:16:00.407 INFO [stderr]     |
Dec 14 07:16:00.407 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 14 07:16:00.407 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 07:16:00.407 INFO [stderr] 
Dec 14 07:16:00.879 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.52s
Dec 14 07:16:00.885 INFO [stderr] su: No module specific data is present
Dec 14 07:16:01.995 INFO running `"docker" "inspect" "060bb7bdc214bd258099d1363bd13abb97335e1450b74a2e9e3fca681b829d42"`
Dec 14 07:16:02.357 INFO running `"docker" "rm" "-f" "060bb7bdc214bd258099d1363bd13abb97335e1450b74a2e9e3fca681b829d42"`
Dec 14 07:16:02.638 INFO [stdout] 060bb7bdc214bd258099d1363bd13abb97335e1450b74a2e9e3fca681b829d42
Dec 14 07:16:02.640 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 07:16:03.211 INFO [stdout] 7746cb02b96af1e84d7e748cb6f6282164964cc758af905aaa22216bfd4b73fe
Dec 14 07:16:03.213 INFO running `"docker" "start" "-a" "7746cb02b96af1e84d7e748cb6f6282164964cc758af905aaa22216bfd4b73fe"`
Dec 14 07:16:05.467 INFO [stderr] usermod: no changes
Dec 14 07:16:05.657 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
Dec 14 07:16:05.658 INFO [stderr]      Running /target/debug/deps/mining_client-f92a49a17c367d36
Dec 14 07:16:05.660 INFO [stdout] 
Dec 14 07:16:05.660 INFO [stdout] running 0 tests
Dec 14 07:16:05.660 INFO [stdout] 
Dec 14 07:16:05.660 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 07:16:05.660 INFO [stdout] 
Dec 14 07:16:05.663 INFO [stderr] su: No module specific data is present
Dec 14 07:16:06.736 INFO running `"docker" "inspect" "7746cb02b96af1e84d7e748cb6f6282164964cc758af905aaa22216bfd4b73fe"`
Dec 14 07:16:07.077 INFO running `"docker" "rm" "-f" "7746cb02b96af1e84d7e748cb6f6282164964cc758af905aaa22216bfd4b73fe"`
Dec 14 07:16:07.333 INFO [stdout] 7746cb02b96af1e84d7e748cb6f6282164964cc758af905aaa22216bfd4b73fe