[INFO] updating cached repository ssokolow/rip_media
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ssokolow/rip_media
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ssokolow/rip_media" "work/ex/beta-1.37-6/sources/1.36.0/gh/ssokolow/rip_media"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ssokolow/rip_media'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ssokolow/rip_media" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ssokolow/rip_media"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ssokolow/rip_media'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cb5bfac618bcbb981f4d40420490b13c07149c23
[INFO] sha for GitHub repo ssokolow/rip_media: cb5bfac618bcbb981f4d40420490b13c07149c23
[INFO] validating manifest of ssokolow/rip_media on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ssokolow/rip_media on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ssokolow/rip_media
[INFO] finished frobbing ssokolow/rip_media
[INFO] frobbed toml for ssokolow/rip_media written to work/ex/beta-1.37-6/sources/1.36.0/gh/ssokolow/rip_media/Cargo.toml
[INFO] started frobbing ssokolow/rip_media
[INFO] finished frobbing ssokolow/rip_media
[INFO] frobbed toml for ssokolow/rip_media written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ssokolow/rip_media/Cargo.toml
[INFO] crate ssokolow/rip_media already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ssokolow/rip_media against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ssokolow/rip_media:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] a164f26807f88749114bf260452ef2ad633d89a4cf212ce5a15ab53af52deb01
[INFO] running `"docker" "start" "-a" "a164f26807f88749114bf260452ef2ad633d89a4cf212ce5a15ab53af52deb01"`
[INFO] [stderr]    Compiling error-chain v0.9.0
[INFO] [stderr]    Compiling rip_media v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:242:13
[INFO] [stderr]     |
[INFO] [stderr] 242 |             subcommands::rip(&mut provider, subcommand_func, name);
[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] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/subcommands.rs:233:5
[INFO] [stderr]     |
[INFO] [stderr] 233 |     plat_provider.read_line("Insert disc and press Enter...");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `"docker" "inspect" "a164f26807f88749114bf260452ef2ad633d89a4cf212ce5a15ab53af52deb01"`
[INFO] running `"docker" "rm" "-f" "a164f26807f88749114bf260452ef2ad633d89a4cf212ce5a15ab53af52deb01"`
[INFO] [stdout] a164f26807f88749114bf260452ef2ad633d89a4cf212ce5a15ab53af52deb01
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ssokolow/rip_media:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 147da3b22e9479ce168e2540b10290c4c42164b6a636fb3b53b274bf85eed3bb
[INFO] running `"docker" "start" "-a" "147da3b22e9479ce168e2540b10290c4c42164b6a636fb3b53b274bf85eed3bb"`
[INFO] [stderr]    Compiling rip_media v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:242:13
[INFO] [stderr]     |
[INFO] [stderr] 242 |             subcommands::rip(&mut provider, subcommand_func, name);
[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] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/subcommands.rs:233:5
[INFO] [stderr]     |
[INFO] [stderr] 233 |     plat_provider.read_line("Insert disc and press Enter...");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `"docker" "inspect" "147da3b22e9479ce168e2540b10290c4c42164b6a636fb3b53b274bf85eed3bb"`
[INFO] running `"docker" "rm" "-f" "147da3b22e9479ce168e2540b10290c4c42164b6a636fb3b53b274bf85eed3bb"`
[INFO] [stdout] 147da3b22e9479ce168e2540b10290c4c42164b6a636fb3b53b274bf85eed3bb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ssokolow/rip_media:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] efd693a16b44ef498a616f64e857f05e8c9cb3e6c71e807f93f0c55fa9d57049
[INFO] running `"docker" "start" "-a" "efd693a16b44ef498a616f64e857f05e8c9cb3e6c71e807f93f0c55fa9d57049"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rip_media-23e55031e10a53a0
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test platform::tests::device_path_equals_input_path ... ok
[INFO] [stdout] test platform::tests::device_path_doesnt_modify_invalid_utf8 ... ok
[INFO] [stdout] test platform::tests::abspath_leaves_absolute_paths_unchanged ... ok
[INFO] [stdout] test platform::tests::play_sound_reports_failure_properly ... ok
[INFO] [stdout] test platform::tests::eject_reports_failure_properly ... ok
[INFO] [stdout] test platform::tests::volume_label_permission_denied ... ok
[INFO] [stderr] umount: /etc/shadow: not mounted
[INFO] [stdout] test platform::tests::unmount_reports_failure_properly ... ok
[INFO] [stdout] test platform::tests::wait_for_ready_always_tries_at_least_once ... ok
[INFO] [stdout] test platform::tests::volume_label_basic_function ... ok
[INFO] [stdout] test platform::tests::wait_for_ready_returns_success_with_good_input ... ok
[INFO] [stdout] test platform::tests::volume_label_not_a_file ... ok
[INFO] [stdout] test platform::tests::load_reports_failure_properly ... ok
[INFO] [stdout] test platform::tests::volume_label_nonexistant ... ok
[INFO] [stdout] test validators::tests::dir_writable_basic_functionality ... ok
[INFO] [stdout] test platform::tests::volume_label_bad_format ... ok
[INFO] [stdout] test validators::tests::filename_valid_refuses_invalid_for_fat32 ... ok
[INFO] [stdout] test validators::tests::filename_valid_refuses_invalid_for_posix ... ok
[INFO] [stdout] test validators::tests::path_readable_basic_functionality ... ok
[INFO] [stdout] test validators::tests::set_size_basic_functionality ... ok
[INFO] [stdout] test validators::tests::set_size_handles_out_of_range_sanely ... ok
[INFO] [stdout] test validators::tests::set_size_requires_integers ... ok
[INFO] [stdout] test validators::tests::set_size_requires_positive_base_10_numbers ... ok
[INFO] [stdout] test validators::tests::filename_valid_accepts_valid_for_posix ... ok
[INFO] [stdout] test validators::access::tests::probably_writable_basic_functionality ... ok
[INFO] [stderr] error: Invalid value for '--outdir <PATH>': Would be unable to write to destination directory: .
[INFO] [stderr] error: test failed, to rerun pass '--bin rip_media'
[INFO] running `"docker" "inspect" "efd693a16b44ef498a616f64e857f05e8c9cb3e6c71e807f93f0c55fa9d57049"`
[INFO] running `"docker" "rm" "-f" "efd693a16b44ef498a616f64e857f05e8c9cb3e6c71e807f93f0c55fa9d57049"`
[INFO] [stdout] efd693a16b44ef498a616f64e857f05e8c9cb3e6c71e807f93f0c55fa9d57049