[INFO] crate metaflac 0.2.3 is already in cache
[INFO] testing metaflac-0.2.3 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate metaflac 0.2.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate metaflac 0.2.3 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metaflac 0.2.3
[INFO] finished tweaking crates.io crate metaflac 0.2.3
[INFO] tweaked toml for crates.io crate metaflac 0.2.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4cab287a6384390e585a26caf35971b1c9b98642fa9ea08fb0b625157e0915de
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4cab287a6384390e585a26caf35971b1c9b98642fa9ea08fb0b625157e0915de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cab287a6384390e585a26caf35971b1c9b98642fa9ea08fb0b625157e0915de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cab287a6384390e585a26caf35971b1c9b98642fa9ea08fb0b625157e0915de", kill_on_drop: false }`
[INFO] [stdout] 4cab287a6384390e585a26caf35971b1c9b98642fa9ea08fb0b625157e0915de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8859173d36f09ffd4a1554ffca58aef5100836c3457d1c2c912c78f06ee62de6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8859173d36f09ffd4a1554ffca58aef5100836c3457d1c2c912c78f06ee62de6", kill_on_drop: false }`
[INFO] [stderr]    Compiling metaflac v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:47:43
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 ErrorKind::Io(ref err) => error::Error::description(err),
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:84:48
[INFO] [stdout]    |
[INFO] [stdout] 84 |             write!(out, "{:?}: {}", self.kind, error::Error::description(self))
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 |             write!(out, "{}", error::Error::description(self))
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:94:48
[INFO] [stdout]    |
[INFO] [stdout] 94 |             write!(out, "{:?}: {}", self.kind, error::Error::description(self))
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:96:31
[INFO] [stdout]    |
[INFO] [stdout] 96 |             write!(out, "{}", error::Error::description(self))
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:44:36
[INFO] [stdout]    |
[INFO] [stdout] 44 |             self.source().unwrap().description()
[INFO] [stdout]    |                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 ErrorKind::StringDecoding(ref err) => err.description(),
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "8859173d36f09ffd4a1554ffca58aef5100836c3457d1c2c912c78f06ee62de6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8859173d36f09ffd4a1554ffca58aef5100836c3457d1c2c912c78f06ee62de6", kill_on_drop: false }`
[INFO] [stdout] 8859173d36f09ffd4a1554ffca58aef5100836c3457d1c2c912c78f06ee62de6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74efb845984dec836f1298dab23b988063e4f2a152952cd8bd6e305b245f7bdf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "74efb845984dec836f1298dab23b988063e4f2a152952cd8bd6e305b245f7bdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling metaflac v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:47:43
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 ErrorKind::Io(ref err) => error::Error::description(err),
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:84:48
[INFO] [stdout]    |
[INFO] [stdout] 84 |             write!(out, "{:?}: {}", self.kind, error::Error::description(self))
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 |             write!(out, "{}", error::Error::description(self))
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:94:48
[INFO] [stdout]    |
[INFO] [stdout] 94 |             write!(out, "{:?}: {}", self.kind, error::Error::description(self))
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:96:31
[INFO] [stdout]    |
[INFO] [stdout] 96 |             write!(out, "{}", error::Error::description(self))
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:44:36
[INFO] [stdout]    |
[INFO] [stdout] 44 |             self.source().unwrap().description()
[INFO] [stdout]    |                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 ErrorKind::StringDecoding(ref err) => err.description(),
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:47:43
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 ErrorKind::Io(ref err) => error::Error::description(err),
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:84:48
[INFO] [stdout]    |
[INFO] [stdout] 84 |             write!(out, "{:?}: {}", self.kind, error::Error::description(self))
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 |             write!(out, "{}", error::Error::description(self))
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:94:48
[INFO] [stdout]    |
[INFO] [stdout] 94 |             write!(out, "{:?}: {}", self.kind, error::Error::description(self))
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:96:31
[INFO] [stdout]    |
[INFO] [stdout] 96 |             write!(out, "{}", error::Error::description(self))
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:44:36
[INFO] [stdout]    |
[INFO] [stdout] 44 |             self.source().unwrap().description()
[INFO] [stdout]    |                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 ErrorKind::StringDecoding(ref err) => err.description(),
[INFO] [stdout]    |                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `Command { std: "docker" "inspect" "74efb845984dec836f1298dab23b988063e4f2a152952cd8bd6e305b245f7bdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74efb845984dec836f1298dab23b988063e4f2a152952cd8bd6e305b245f7bdf", kill_on_drop: false }`
[INFO] [stdout] 74efb845984dec836f1298dab23b988063e4f2a152952cd8bd6e305b245f7bdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba13d2a2556c72105b383220a3c87bf996dfa22f6aa1019539a82261b10d46a7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ba13d2a2556c72105b383220a3c87bf996dfa22f6aa1019539a82261b10d46a7", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:47:43
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 ErrorKind::Io(ref err) => error::Error::description(err),
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:84:48
[INFO] [stderr]    |
[INFO] [stderr] 84 |             write!(out, "{:?}: {}", self.kind, error::Error::description(self))
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:86:31
[INFO] [stderr]    |
[INFO] [stderr] 86 |             write!(out, "{}", error::Error::description(self))
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:94:48
[INFO] [stderr]    |
[INFO] [stderr] 94 |             write!(out, "{:?}: {}", self.kind, error::Error::description(self))
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:96:31
[INFO] [stderr]    |
[INFO] [stderr] 96 |             write!(out, "{}", error::Error::description(self))
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:44:36
[INFO] [stderr]    |
[INFO] [stderr] 44 |             self.source().unwrap().description()
[INFO] [stderr]    |                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:48:59
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 ErrorKind::StringDecoding(ref err) => err.description(),
[INFO] [stderr]    |                                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:47:43
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 ErrorKind::Io(ref err) => error::Error::description(err),
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:84:48
[INFO] [stderr]    |
[INFO] [stderr] 84 |             write!(out, "{:?}: {}", self.kind, error::Error::description(self))
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:86:31
[INFO] [stderr]    |
[INFO] [stderr] 86 |             write!(out, "{}", error::Error::description(self))
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:94:48
[INFO] [stderr]    |
[INFO] [stderr] 94 |             write!(out, "{:?}: {}", self.kind, error::Error::description(self))
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:96:31
[INFO] [stderr]    |
[INFO] [stderr] 96 |             write!(out, "{}", error::Error::description(self))
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:44:36
[INFO] [stderr]    |
[INFO] [stderr] 44 |             self.source().unwrap().description()
[INFO] [stderr]    |                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:48:59
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 ErrorKind::StringDecoding(ref err) => err.description(),
[INFO] [stderr]    |                                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/metaflac-5c8e16f4d3821746
[INFO] [stderr]    Doc-tests metaflac
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tag::tests::vorbis_case_sensitivity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/tag.rs - tag::Tag::vorbis_comments_mut (line 99) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::set_streaminfo (line 329) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::get_streaminfo (line 306) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::remove_vorbis (line 177) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::remove_picture_type (line 276) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::vorbis_comments (line 75) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::pictures (line 224) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::get_vorbis (line 134) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::remove_blocks (line 56) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::set_vorbis (line 156) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::add_picture (line 243) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::remove_vorbis_pair (line 201) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ba13d2a2556c72105b383220a3c87bf996dfa22f6aa1019539a82261b10d46a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba13d2a2556c72105b383220a3c87bf996dfa22f6aa1019539a82261b10d46a7", kill_on_drop: false }`
[INFO] [stdout] ba13d2a2556c72105b383220a3c87bf996dfa22f6aa1019539a82261b10d46a7