[INFO] cloning repository https://github.com/ThatsGobbles/taggu-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThatsGobbles/taggu-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatsGobbles%2Ftaggu-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatsGobbles%2Ftaggu-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a400888540da38362bbec2a1a450916aea5024d
[INFO] testing ThatsGobbles/taggu-rust against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatsGobbles%2Ftaggu-rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ThatsGobbles/taggu-rust on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ThatsGobbles/taggu-rust
[INFO] finished tweaking git repo https://github.com/ThatsGobbles/taggu-rust
[INFO] tweaked toml for git repo https://github.com/ThatsGobbles/taggu-rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ThatsGobbles/taggu-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.3
[INFO] [stderr]   Downloaded yaml-rust v0.4.0
[INFO] [stderr]   Downloaded linked-hash-map v0.5.0
[INFO] [stderr]   Downloaded backtrace v0.3.4
[INFO] [stderr]   Downloaded regex v0.2.3
[INFO] [stderr]   Downloaded rustc-demangle v0.1.5
[INFO] [stderr]   Downloaded backtrace-sys v0.1.16
[INFO] [stderr]   Downloaded maplit v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d400c602176025fe946b2f748f46ec79f7fb5aaeecc462231937ae6b985e8eb
[INFO] running `Command { std: "docker" "start" "-a" "7d400c602176025fe946b2f748f46ec79f7fb5aaeecc462231937ae6b985e8eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d400c602176025fe946b2f748f46ec79f7fb5aaeecc462231937ae6b985e8eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d400c602176025fe946b2f748f46ec79f7fb5aaeecc462231937ae6b985e8eb", kill_on_drop: false }`
[INFO] [stdout] 7d400c602176025fe946b2f748f46ec79f7fb5aaeecc462231937ae6b985e8eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caac164d5a0e351710a9504c796bf6b97e0f1aa6bb40752988050d1677d2ebd1
[INFO] running `Command { std: "docker" "start" "-a" "caac164d5a0e351710a9504c796bf6b97e0f1aa6bb40752988050d1677d2ebd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.0
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling maplit v1.0.0
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling regex v0.2.3
[INFO] [stderr]    Compiling tempdir v0.3.5
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling backtrace v0.3.4
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling taggu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generators, generator_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(type_ascription)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(entry_or_default)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Metadata`
[INFO] [stdout]  --> src/metadata/reader/mod.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use metadata::{Metadata, MetaTarget, PathMetaListing};
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain!{
[INFO] [stdout] 4  | |     errors {
[INFO] [stdout] 5  | |         NotADirectory(p: PathBuf) {
[INFO] [stdout] 6  | |             description("not a directory"),
[INFO] [stdout] ...  |
[INFO] [stdout] 43 | |     }
[INFO] [stdout] 44 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generators, generator_trait)]
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(entry_or_default)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `entry_or_default` has been stable since 1.28.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(entry_or_default)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0720]: cannot resolve opaque type
[INFO] [stdout]    --> src/metadata/mod.rs:149:63
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn iter_over<'a>(&'a self, mis: MappingIterScheme) -> impl Iterator<Item = &'a String> {
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ recursive opaque type
[INFO] [stdout] ...
[INFO] [stdout] 186 |         GenConverter::gen_to_iter(closure)
[INFO] [stdout]     |         ---------------------------------- returning here with type `impl Iterator<Item = <[generator@src/metadata/mod.rs:150:23: 150:30] as Generator>::Yield>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/generator.rs:6:36
[INFO] [stdout]     |
[INFO] [stdout] 6   |     pub fn gen_to_iter<G>(g: G) -> impl Iterator<Item = G::Yield>
[INFO] [stdout]     |                                    ------------------------------ returning this opaque type `impl Iterator<Item = <[generator@src/metadata/mod.rs:150:23: 150:30] as Generator>::Yield>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/helpers.rs:152:92
[INFO] [stdout]     |
[INFO] [stdout] 152 |             FuzzyMatchError::InvalidPattern(ref att_pattern) => write!(f, "{}: '{}'", self.description(), att_pattern),
[INFO] [stdout]     |                                                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/helpers.rs:153:85
[INFO] [stdout]     |
[INFO] [stdout] 153 |             FuzzyMatchError::ZeroMatches(ref pattern) => write!(f, "{}: '{}'", self.description(), pattern),
[INFO] [stdout]     |                                                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/helpers.rs:154:92
[INFO] [stdout]     |
[INFO] [stdout] 154 |             FuzzyMatchError::MultipleMatches(ref pattern, _) => write!(f, "{}: '{}'", self.description(), pattern),
[INFO] [stdout]     |                                                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain!{
[INFO] [stdout] 4  | |     errors {
[INFO] [stdout] 5  | |         NotADirectory(p: PathBuf) {
[INFO] [stdout] 6  | |             description("not a directory"),
[INFO] [stdout] ...  |
[INFO] [stdout] 43 | |     }
[INFO] [stdout] 44 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `resume` found for type parameter `G` in the current scope
[INFO] [stdout]   --> src/generator.rs:15:34
[INFO] [stdout]    |
[INFO] [stdout] 10 |         impl<G: Generator<Return = ()>> Iterator for It<G> {
[INFO] [stdout]    |              - method `resume` not found for this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 15 |                     match self.0.resume() {
[INFO] [stdout]    |                                  ^^^^^^ method not found in `G`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599, E0720.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `taggu` (bin "taggu") due to 8 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "caac164d5a0e351710a9504c796bf6b97e0f1aa6bb40752988050d1677d2ebd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caac164d5a0e351710a9504c796bf6b97e0f1aa6bb40752988050d1677d2ebd1", kill_on_drop: false }`
[INFO] [stdout] caac164d5a0e351710a9504c796bf6b97e0f1aa6bb40752988050d1677d2ebd1
