[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] checking ThatsGobbles/taggu-rust against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatsGobbles%2Ftaggu-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ThatsGobbles/taggu-rust on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", 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-0/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: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0faab5cb1abee588c57a94ec1c4e7edde0cd21b647477edf7e29a78c9dcc3fca
[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" "0faab5cb1abee588c57a94ec1c4e7edde0cd21b647477edf7e29a78c9dcc3fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0faab5cb1abee588c57a94ec1c4e7edde0cd21b647477edf7e29a78c9dcc3fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0faab5cb1abee588c57a94ec1c4e7edde0cd21b647477edf7e29a78c9dcc3fca", kill_on_drop: false }`
[INFO] [stdout] 0faab5cb1abee588c57a94ec1c4e7edde0cd21b647477edf7e29a78c9dcc3fca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e26a2eb2eff2ff3dd3f192cb40c6cd51125248ecf98fb21ce07ec88a48b80812
[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" "e26a2eb2eff2ff3dd3f192cb40c6cd51125248ecf98fb21ce07ec88a48b80812", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking rustc-demangle v0.1.5
[INFO] [stderr]     Checking linked-hash-map v0.5.0
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking maplit v1.0.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking yaml-rust v0.4.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v0.2.3
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking backtrace v0.3.4
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking taggu v0.1.0 (/opt/rustwide/workdir)
[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 associated function `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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]    --> src/library/mod.rs:174:21
[INFO] [stdout]     |
[INFO] [stdout] 174 |     use std::path::{PathBuf};
[INFO] [stdout]     |                     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DirBuilder`, `File`
[INFO] [stdout]    --> src/library/mod.rs:175:19
[INFO] [stdout]     |
[INFO] [stdout] 175 |     use std::fs::{File, DirBuilder};
[INFO] [stdout]     |                   ^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]    --> src/library/mod.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |     use std::io::Write;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::sleep`
[INFO] [stdout]    --> src/library/mod.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |     use std::thread::sleep;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]    --> src/library/mod.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |     use std::time::Duration;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MetaTarget`, `MetaValue`
[INFO] [stdout]    --> src/library/mod.rs:182:20
[INFO] [stdout]     |
[INFO] [stdout] 182 |     use metadata::{MetaValue, MetaTarget};
[INFO] [stdout]     |                    ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SortOrder`
[INFO] [stdout]    --> src/library/mod.rs:183:19
[INFO] [stdout]     |
[INFO] [stdout] 183 |     use library::{SortOrder, LibraryBuilder};
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `library::selection::Selection`
[INFO] [stdout]    --> src/library/mod.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |     use library::selection::Selection;
[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] 
[INFO] [stdout] warning: use of deprecated associated function `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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[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`
[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`
[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`
[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`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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] 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] 15 |                     match self.0.resume() {
[INFO] [stdout]    |                                  ^^^^^^ method not found in `G`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0720.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `taggu`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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] 15 |                     match self.0.resume() {
[INFO] [stdout]    |                                  ^^^^^^ method not found in `G`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0720.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e26a2eb2eff2ff3dd3f192cb40c6cd51125248ecf98fb21ce07ec88a48b80812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e26a2eb2eff2ff3dd3f192cb40c6cd51125248ecf98fb21ce07ec88a48b80812", kill_on_drop: false }`
[INFO] [stdout] e26a2eb2eff2ff3dd3f192cb40c6cd51125248ecf98fb21ce07ec88a48b80812
