[INFO] fetching crate dd-lib 0.2.1...
[INFO] testing dd-lib-0.2.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate dd-lib 0.2.1 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate dd-lib 0.2.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dd-lib 0.2.1
[INFO] finished tweaking crates.io crate dd-lib 0.2.1
[INFO] tweaked toml for crates.io crate dd-lib 0.2.1 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded encoding8 v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b9d2b08c6f5bb60c29a4367fc0e7a9f69d6a585014e2a577f237dd5c1aa1933
[INFO] running `Command { std: "docker" "start" "-a" "6b9d2b08c6f5bb60c29a4367fc0e7a9f69d6a585014e2a577f237dd5c1aa1933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b9d2b08c6f5bb60c29a4367fc0e7a9f69d6a585014e2a577f237dd5c1aa1933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b9d2b08c6f5bb60c29a4367fc0e7a9f69d6a585014e2a577f237dd5c1aa1933", kill_on_drop: false }`
[INFO] [stdout] 6b9d2b08c6f5bb60c29a4367fc0e7a9f69d6a585014e2a577f237dd5c1aa1933
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fd3adcf904a715ee9192572279604ca36b083a73e426bb144383a9a4b263168
[INFO] running `Command { std: "docker" "start" "-a" "8fd3adcf904a715ee9192572279604ca36b083a73e426bb144383a9a4b263168", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling encoding8 v0.3.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling dd-lib v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]   --> src/opts/flags/iflag.rs:71:22
[INFO] [stdout]    |
[INFO] [stdout] 71 |             flags |= { Self::from_str(flag)? };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/io/errhandler.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 writeln!(self.e, "io error: <{}>; continuing", err);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/io/errhandler.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 | /             writeln!(
[INFO] [stdout] 73 | |                 self,
[INFO] [stdout] 74 | |                 "dd in progress: unblock: elapsed: {}, wrote {} lines",
[INFO] [stdout] 75 | |                 elapsed(&start),
[INFO] [stdout] 76 | |                 lines
[INFO] [stdout] 77 | |             );
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/io/errhandler.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 | /             writeln!(
[INFO] [stdout] 84 | |                 self,
[INFO] [stdout] 85 | |                 "dd in progress: unblock: elapsed: {}, wrote {} fixed-length blocks",
[INFO] [stdout] 86 | |                 elapsed(&start),
[INFO] [stdout] 87 | |                 blocks
[INFO] [stdout] 88 | |             );
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.47s
[INFO] running `Command { std: "docker" "inspect" "8fd3adcf904a715ee9192572279604ca36b083a73e426bb144383a9a4b263168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fd3adcf904a715ee9192572279604ca36b083a73e426bb144383a9a4b263168", kill_on_drop: false }`
[INFO] [stdout] 8fd3adcf904a715ee9192572279604ca36b083a73e426bb144383a9a4b263168
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12bb9eed54c5ed175aa5547b6f88569fd461859c770b067edb2bf8b28addd351
[INFO] running `Command { std: "docker" "start" "-a" "12bb9eed54c5ed175aa5547b6f88569fd461859c770b067edb2bf8b28addd351", kill_on_drop: false }`
[INFO] [stderr]    Compiling dd-lib v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]   --> src/opts/flags/iflag.rs:71:22
[INFO] [stdout]    |
[INFO] [stdout] 71 |             flags |= { Self::from_str(flag)? };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/io/errhandler.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 writeln!(self.e, "io error: <{}>; continuing", err);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/io/errhandler.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 | /             writeln!(
[INFO] [stdout] 73 | |                 self,
[INFO] [stdout] 74 | |                 "dd in progress: unblock: elapsed: {}, wrote {} lines",
[INFO] [stdout] 75 | |                 elapsed(&start),
[INFO] [stdout] 76 | |                 lines
[INFO] [stdout] 77 | |             );
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/io/errhandler.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 | /             writeln!(
[INFO] [stdout] 84 | |                 self,
[INFO] [stdout] 85 | |                 "dd in progress: unblock: elapsed: {}, wrote {} fixed-length blocks",
[INFO] [stdout] 86 | |                 elapsed(&start),
[INFO] [stdout] 87 | |                 blocks
[INFO] [stdout] 88 | |             );
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/io/tests.rs:17:56
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn write(&mut self, buf: &[u8]) -> std::io::Result<(usize)> { Ok(buf.len()) }
[INFO] [stdout]    |                                                        ^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]   --> src/opts/flags/iflag.rs:71:22
[INFO] [stdout]    |
[INFO] [stdout] 71 |             flags |= { Self::from_str(flag)? };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/io/errhandler.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 writeln!(self.e, "io error: <{}>; continuing", err);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/io/errhandler.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 | /             writeln!(
[INFO] [stdout] 73 | |                 self,
[INFO] [stdout] 74 | |                 "dd in progress: unblock: elapsed: {}, wrote {} lines",
[INFO] [stdout] 75 | |                 elapsed(&start),
[INFO] [stdout] 76 | |                 lines
[INFO] [stdout] 77 | |             );
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/io/errhandler.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 | /             writeln!(
[INFO] [stdout] 84 | |                 self,
[INFO] [stdout] 85 | |                 "dd in progress: unblock: elapsed: {}, wrote {} fixed-length blocks",
[INFO] [stdout] 86 | |                 elapsed(&start),
[INFO] [stdout] 87 | |                 blocks
[INFO] [stdout] 88 | |             );
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "12bb9eed54c5ed175aa5547b6f88569fd461859c770b067edb2bf8b28addd351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12bb9eed54c5ed175aa5547b6f88569fd461859c770b067edb2bf8b28addd351", kill_on_drop: false }`
[INFO] [stdout] 12bb9eed54c5ed175aa5547b6f88569fd461859c770b067edb2bf8b28addd351
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3f1e3388e605e08624d94ac4dab8cd2746b15d01a0e5203aea74dc59d35a4296
[INFO] running `Command { std: "docker" "start" "-a" "3f1e3388e605e08624d94ac4dab8cd2746b15d01a0e5203aea74dc59d35a4296", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]   --> src/opts/flags/iflag.rs:71:22
[INFO] [stderr]    |
[INFO] [stderr] 71 |             flags |= { Self::from_str(flag)? };
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/io/errhandler.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 writeln!(self.e, "io error: <{}>; continuing", err);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/io/errhandler.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 | /             writeln!(
[INFO] [stderr] 73 | |                 self,
[INFO] [stderr] 74 | |                 "dd in progress: unblock: elapsed: {}, wrote {} lines",
[INFO] [stderr] 75 | |                 elapsed(&start),
[INFO] [stderr] 76 | |                 lines
[INFO] [stderr] 77 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/io/errhandler.rs:83:13
[INFO] [stderr]    |
[INFO] [stderr] 83 | /             writeln!(
[INFO] [stderr] 84 | |                 self,
[INFO] [stderr] 85 | |                 "dd in progress: unblock: elapsed: {}, wrote {} fixed-length blocks",
[INFO] [stderr] 86 | |                 elapsed(&start),
[INFO] [stderr] 87 | |                 blocks
[INFO] [stderr] 88 | |             );
[INFO] [stderr]    | |______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/io/tests.rs:17:56
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn write(&mut self, buf: &[u8]) -> std::io::Result<(usize)> { Ok(buf.len()) }
[INFO] [stderr]    |                                                        ^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dd-lib` (lib) generated 4 warnings
[INFO] [stderr] warning: `dd-lib` (lib test) generated 5 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dd_lib-b054e5ca26c23637)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test io::tests::test_block ... ok
[INFO] [stdout] test opts::flags::tests::iflag ... ok
[INFO] [stdout] test opts::flags::tests::cflag ... ok
[INFO] [stdout] test io::tests::test_standard ... ok
[INFO] [stdout] test io::tests::test_limited_copy ... ok
[INFO] [stdout] test io::tests::test_unblock ... ok
[INFO] [stdout] test opts::flags::tests::oflag ... ok
[INFO] [stdout] test tests::block ... ok
[INFO] [stdout] test tests::base_case ... ok
[INFO] [stdout] test tests::seek_input_and_block_size ... ok
[INFO] [stderr]    Doc-tests dd-lib
[INFO] [stdout] test tests::conversion_to_uppercase ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/opts/flags/iflag.rs:71:22
[INFO] [stderr]    |
[INFO] [stderr] 71 |             flags |= { Self::from_str(flag)? };
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/opts/mod.rs - opts::Opts::iflag (line 302) ... ok
[INFO] [stdout] test src/opts/mod.rs - opts::keyval (line 328) ... ok
[INFO] [stdout] test src/opts/number.rs - opts::number::parse (line 10) ... ok
[INFO] [stdout] test src/io/copy.rs - io::copy::fill_buf_until_match (line 168) ... ok
[INFO] [stdout] test src/io/copy.rs - io::copy::fill_buf_to (line 191) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3f1e3388e605e08624d94ac4dab8cd2746b15d01a0e5203aea74dc59d35a4296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f1e3388e605e08624d94ac4dab8cd2746b15d01a0e5203aea74dc59d35a4296", kill_on_drop: false }`
[INFO] [stdout] 3f1e3388e605e08624d94ac4dab8cd2746b15d01a0e5203aea74dc59d35a4296
