Dec 15 17:21:06.372 INFO testing dd-lib-0.2.1 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 17:21:06.372 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 15 17:21:06.940 INFO [stdout] e13567745e8394e1364fae6563e62e0c5682b75f159859555287e921530beebe
Dec 15 17:21:06.942 INFO running `"docker" "start" "-a" "e13567745e8394e1364fae6563e62e0c5682b75f159859555287e921530beebe"`
Dec 15 17:21:08.995 INFO [stderr] usermod: no changes
Dec 15 17:21:09.130 INFO [stderr]    Compiling encoding8 v0.3.2
Dec 15 17:21:10.479 INFO [stderr]    Compiling dd-lib v0.2.1 (/source)
Dec 15 17:21:11.715 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 17:21:11.715 INFO [stderr]   --> src/io/errhandler.rs:48:17
Dec 15 17:21:11.716 INFO [stderr]    |
Dec 15 17:21:11.716 INFO [stderr] 48 |                 writeln!(self.e, "io error: <{}>; continuing", err);
Dec 15 17:21:11.716 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 17:21:11.716 INFO [stderr]    |
Dec 15 17:21:11.716 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 15 17:21:11.717 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 17:21:11.717 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 15 17:21:11.717 INFO [stderr] 
Dec 15 17:21:11.717 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 17:21:11.717 INFO [stderr]   --> src/io/errhandler.rs:72:13
Dec 15 17:21:11.718 INFO [stderr]    |
Dec 15 17:21:11.718 INFO [stderr] 72 | /             writeln!(
Dec 15 17:21:11.718 INFO [stderr] 73 | |                 self,
Dec 15 17:21:11.718 INFO [stderr] 74 | |                 "dd in progress: unblock: elapsed: {}, wrote {} lines",
Dec 15 17:21:11.719 INFO [stderr] 75 | |                 elapsed(&start),
Dec 15 17:21:11.719 INFO [stderr] 76 | |                 lines
Dec 15 17:21:11.719 INFO [stderr] 77 | |             );
Dec 15 17:21:11.719 INFO [stderr]    | |______________^
Dec 15 17:21:11.720 INFO [stderr]    |
Dec 15 17:21:11.720 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 17:21:11.720 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 15 17:21:11.720 INFO [stderr] 
Dec 15 17:21:11.721 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 17:21:11.721 INFO [stderr]   --> src/io/errhandler.rs:83:13
Dec 15 17:21:11.721 INFO [stderr]    |
Dec 15 17:21:11.721 INFO [stderr] 83 | /             writeln!(
Dec 15 17:21:11.722 INFO [stderr] 84 | |                 self,
Dec 15 17:21:11.722 INFO [stderr] 85 | |                 "dd in progress: unblock: elapsed: {}, wrote {} fixed-length blocks",
Dec 15 17:21:11.722 INFO [stderr] 86 | |                 elapsed(&start),
Dec 15 17:21:11.722 INFO [stderr] 87 | |                 blocks
Dec 15 17:21:11.723 INFO [stderr] 88 | |             );
Dec 15 17:21:11.723 INFO [stderr]    | |______________^
Dec 15 17:21:11.723 INFO [stderr]    |
Dec 15 17:21:11.723 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 17:21:11.723 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 15 17:21:11.724 INFO [stderr] 
Dec 15 17:21:13.087 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.05s
Dec 15 17:21:13.095 INFO [stderr] su: No module specific data is present
Dec 15 17:21:13.745 INFO running `"docker" "inspect" "e13567745e8394e1364fae6563e62e0c5682b75f159859555287e921530beebe"`
Dec 15 17:21:14.105 INFO running `"docker" "rm" "-f" "e13567745e8394e1364fae6563e62e0c5682b75f159859555287e921530beebe"`
Dec 15 17:21:14.315 INFO [stdout] e13567745e8394e1364fae6563e62e0c5682b75f159859555287e921530beebe
Dec 15 17:21:14.321 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 15 17:21:14.839 INFO [stdout] d6248a80688ecbf631e7fd2ffd00dea814105087831328d7f0f6e8b35d803213
Dec 15 17:21:14.845 INFO running `"docker" "start" "-a" "d6248a80688ecbf631e7fd2ffd00dea814105087831328d7f0f6e8b35d803213"`
Dec 15 17:21:16.263 INFO [stderr] usermod: no changes
Dec 15 17:21:16.347 INFO [stderr]    Compiling dd-lib v0.2.1 (/source)
Dec 15 17:21:18.830 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 17:21:18.830 INFO [stderr]   --> src/io/errhandler.rs:48:17
Dec 15 17:21:18.830 INFO [stderr]    |
Dec 15 17:21:18.830 INFO [stderr] 48 |                 writeln!(self.e, "io error: <{}>; continuing", err);
Dec 15 17:21:18.830 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 17:21:18.830 INFO [stderr]    |
Dec 15 17:21:18.831 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 15 17:21:18.831 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 17:21:18.831 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 15 17:21:18.831 INFO [stderr] 
Dec 15 17:21:18.831 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 17:21:18.831 INFO [stderr]   --> src/io/errhandler.rs:72:13
Dec 15 17:21:18.831 INFO [stderr]    |
Dec 15 17:21:18.831 INFO [stderr] 72 | /             writeln!(
Dec 15 17:21:18.831 INFO [stderr] 73 | |                 self,
Dec 15 17:21:18.831 INFO [stderr] 74 | |                 "dd in progress: unblock: elapsed: {}, wrote {} lines",
Dec 15 17:21:18.831 INFO [stderr] 75 | |                 elapsed(&start),
Dec 15 17:21:18.831 INFO [stderr] 76 | |                 lines
Dec 15 17:21:18.831 INFO [stderr] 77 | |             );
Dec 15 17:21:18.831 INFO [stderr]    | |______________^
Dec 15 17:21:18.831 INFO [stderr]    |
Dec 15 17:21:18.831 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 17:21:18.831 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 15 17:21:18.831 INFO [stderr] 
Dec 15 17:21:18.831 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 17:21:18.831 INFO [stderr]   --> src/io/errhandler.rs:83:13
Dec 15 17:21:18.831 INFO [stderr]    |
Dec 15 17:21:18.831 INFO [stderr] 83 | /             writeln!(
Dec 15 17:21:18.831 INFO [stderr] 84 | |                 self,
Dec 15 17:21:18.831 INFO [stderr] 85 | |                 "dd in progress: unblock: elapsed: {}, wrote {} fixed-length blocks",
Dec 15 17:21:18.831 INFO [stderr] 86 | |                 elapsed(&start),
Dec 15 17:21:18.831 INFO [stderr] 87 | |                 blocks
Dec 15 17:21:18.831 INFO [stderr] 88 | |             );
Dec 15 17:21:18.831 INFO [stderr]    | |______________^
Dec 15 17:21:18.831 INFO [stderr]    |
Dec 15 17:21:18.831 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 17:21:18.831 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 15 17:21:18.831 INFO [stderr] 
Dec 15 17:21:21.419 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.13s
Dec 15 17:21:21.427 INFO [stderr] su: No module specific data is present
Dec 15 17:21:22.412 INFO running `"docker" "inspect" "d6248a80688ecbf631e7fd2ffd00dea814105087831328d7f0f6e8b35d803213"`
Dec 15 17:21:22.601 INFO running `"docker" "rm" "-f" "d6248a80688ecbf631e7fd2ffd00dea814105087831328d7f0f6e8b35d803213"`
Dec 15 17:21:22.822 INFO [stdout] d6248a80688ecbf631e7fd2ffd00dea814105087831328d7f0f6e8b35d803213
Dec 15 17:21:22.824 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 15 17:21:23.240 INFO [stdout] 02e7f92527c860bcb6019fddd6a2329871d6761a95680265a7e28f0db890bf6f
Dec 15 17:21:23.241 INFO running `"docker" "start" "-a" "02e7f92527c860bcb6019fddd6a2329871d6761a95680265a7e28f0db890bf6f"`
Dec 15 17:21:24.199 INFO [stderr] usermod: no changes
Dec 15 17:21:24.263 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 15 17:21:24.274 INFO [stderr]      Running /target/debug/deps/dd_lib-9adbc5128b126878
Dec 15 17:21:24.276 INFO [stdout] 
Dec 15 17:21:24.276 INFO [stdout] running 11 tests
Dec 15 17:21:24.283 INFO [stdout] test io::tests::test_standard ... ok
Dec 15 17:21:24.284 INFO [stdout] test io::tests::test_block ... ok
Dec 15 17:21:24.284 INFO [stdout] test io::tests::test_limited_copy ... ok
Dec 15 17:21:24.284 INFO [stdout] test io::tests::test_unblock ... ok
Dec 15 17:21:24.284 INFO [stdout] test opts::flags::tests::cflag ... ok
Dec 15 17:21:24.284 INFO [stdout] test opts::flags::tests::iflag ... ok
Dec 15 17:21:24.287 INFO [stdout] test opts::flags::tests::oflag ... ok
Dec 15 17:21:24.288 INFO [stdout] test tests::block ... ok
Dec 15 17:21:24.307 INFO [stdout] test tests::seek_input_and_block_size ... ok
Dec 15 17:21:24.315 INFO [stdout] test tests::base_case ... ok
Dec 15 17:21:24.357 INFO [stdout] test tests::conversion_to_uppercase ... ok
Dec 15 17:21:24.357 INFO [stdout] 
Dec 15 17:21:24.357 INFO [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 17:21:24.357 INFO [stdout] 
Dec 15 17:21:24.357 INFO [stderr]    Doc-tests dd-lib
Dec 15 17:21:25.396 INFO [stdout] 
Dec 15 17:21:25.396 INFO [stdout] running 5 tests
Dec 15 17:21:28.090 INFO [stdout] test src/opts/mod.rs - opts::keyval (line 328) ... ok
Dec 15 17:21:28.786 INFO [stdout] test src/opts/number.rs - opts::number::parse (line 10) ... ok
Dec 15 17:21:29.057 INFO [stdout] test src/opts/mod.rs - opts::Opts::iflag (line 302) ... ok
Dec 15 17:21:29.121 INFO [stdout] test src/io/copy.rs - io::copy::fill_buf_until_match (line 168) ... ok
Dec 15 17:21:29.123 INFO [stdout] test src/io/copy.rs - io::copy::fill_buf_to (line 191) ... ok
Dec 15 17:21:29.123 INFO [stdout] 
Dec 15 17:21:29.123 INFO [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 17:21:29.123 INFO [stdout] 
Dec 15 17:21:29.145 INFO [stderr] su: No module specific data is present
Dec 15 17:21:29.419 INFO running `"docker" "inspect" "02e7f92527c860bcb6019fddd6a2329871d6761a95680265a7e28f0db890bf6f"`
Dec 15 17:21:29.536 INFO running `"docker" "rm" "-f" "02e7f92527c860bcb6019fddd6a2329871d6761a95680265a7e28f0db890bf6f"`
Dec 15 17:21:29.724 INFO [stdout] 02e7f92527c860bcb6019fddd6a2329871d6761a95680265a7e28f0db890bf6f