[INFO] updating cached repository https://github.com/ssokolow/rip_media
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cb5bfac618bcbb981f4d40420490b13c07149c23
[INFO] testing ssokolow/rip_media against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fssokolow%2Frip_media" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ssokolow/rip_media on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ssokolow/rip_media
[INFO] finished tweaking git repo https://github.com/ssokolow/rip_media
[INFO] tweaked toml for git repo https://github.com/ssokolow/rip_media written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ssokolow/rip_media already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] ba78ab2df9b2efd9e9e364134947b605bed4d75c64b0c9ea59aa5aa27b790050
[INFO] running `"docker" "start" "-a" "ba78ab2df9b2efd9e9e364134947b605bed4d75c64b0c9ea59aa5aa27b790050"`
[INFO] [stderr]    Compiling error-chain v0.9.0
[INFO] [stderr]    Compiling rip_media v0.1.0 (/opt/rustwide/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 3.85s
[INFO] running `"docker" "inspect" "ba78ab2df9b2efd9e9e364134947b605bed4d75c64b0c9ea59aa5aa27b790050"`
[INFO] running `"docker" "rm" "-f" "ba78ab2df9b2efd9e9e364134947b605bed4d75c64b0c9ea59aa5aa27b790050"`
[INFO] [stdout] ba78ab2df9b2efd9e9e364134947b605bed4d75c64b0c9ea59aa5aa27b790050
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 04216b6b042a5fac0a1d86268551c83a3d9c1b6fb5b679542308ab726f3fb344
[INFO] running `"docker" "start" "-a" "04216b6b042a5fac0a1d86268551c83a3d9c1b6fb5b679542308ab726f3fb344"`
[INFO] [stderr]    Compiling rip_media v0.1.0 (/opt/rustwide/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 3.36s
[INFO] running `"docker" "inspect" "04216b6b042a5fac0a1d86268551c83a3d9c1b6fb5b679542308ab726f3fb344"`
[INFO] running `"docker" "rm" "-f" "04216b6b042a5fac0a1d86268551c83a3d9c1b6fb5b679542308ab726f3fb344"`
[INFO] [stdout] 04216b6b042a5fac0a1d86268551c83a3d9c1b6fb5b679542308ab726f3fb344
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] c104ae318a1e655ef5b5b1d73bc68cae9eac30e5370914ddba47624ebc91db33
[INFO] running `"docker" "start" "-a" "c104ae318a1e655ef5b5b1d73bc68cae9eac30e5370914ddba47624ebc91db33"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rip_media-e3ad3871ec407a65
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test platform::tests::abspath_leaves_absolute_paths_unchanged ... ok
[INFO] [stdout] test platform::tests::device_path_doesnt_modify_invalid_utf8 ... ok
[INFO] [stdout] test platform::tests::device_path_equals_input_path ... ok
[INFO] [stdout] test platform::tests::load_reports_failure_properly ... ok
[INFO] [stdout] test platform::tests::wait_for_ready_returns_success_with_good_input ... ok
[INFO] [stdout] test platform::tests::eject_reports_failure_properly ... ok
[INFO] [stdout] test validators::tests::filename_valid_accepts_valid_for_posix ... 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 platform::tests::wait_for_ready_always_tries_at_least_once ... ok
[INFO] [stdout] test validators::access::tests::probably_writable_basic_functionality ... ok
[INFO] [stdout] test validators::tests::dir_writable_basic_functionality ... ok
[INFO] [stdout] test platform::tests::volume_label_nonexistant ... ok
[INFO] [stderr] umount: /etc/shadow: not mounted.
[INFO] [stdout] test platform::tests::volume_label_basic_function ... ok
[INFO] [stdout] test platform::tests::unmount_reports_failure_properly ... ok
[INFO] [stdout] test platform::tests::volume_label_not_a_file ... 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" "c104ae318a1e655ef5b5b1d73bc68cae9eac30e5370914ddba47624ebc91db33"`
[INFO] running `"docker" "rm" "-f" "c104ae318a1e655ef5b5b1d73bc68cae9eac30e5370914ddba47624ebc91db33"`
[INFO] [stdout] c104ae318a1e655ef5b5b1d73bc68cae9eac30e5370914ddba47624ebc91db33