[INFO] fetching crate easy-error 1.0.0...
[INFO] testing easy-error-1.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate easy-error 1.0.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate easy-error 1.0.0
[INFO] finished tweaking crates.io crate easy-error 1.0.0
[INFO] tweaked toml for crates.io crate easy-error 1.0.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate easy-error 1.0.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate easy-error 1.0.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88c6e3d0c247ae2248b742ff1b4b15e3d1b4bb36c527dd511d1909e0c95ee53c
[INFO] running `Command { std: "docker" "start" "-a" "88c6e3d0c247ae2248b742ff1b4b15e3d1b4bb36c527dd511d1909e0c95ee53c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88c6e3d0c247ae2248b742ff1b4b15e3d1b4bb36c527dd511d1909e0c95ee53c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c6e3d0c247ae2248b742ff1b4b15e3d1b4bb36c527dd511d1909e0c95ee53c", kill_on_drop: false }`
[INFO] [stdout] 88c6e3d0c247ae2248b742ff1b4b15e3d1b4bb36c527dd511d1909e0c95ee53c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa372abaad05fdf268b2e6b309b29412d8392c5083561afc636cb9314216de3e
[INFO] running `Command { std: "docker" "start" "-a" "fa372abaad05fdf268b2e6b309b29412d8392c5083561afc636cb9314216de3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling easy-error v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:162:16
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn iter_chain(&self) -> Causes;
[INFO] [stdout]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn iter_chain(&self) -> Causes<'_>;
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn iter_causes(&self) -> Causes { Causes { cause: self.iter_chain().nth(1) } }
[INFO] [stdout]     |                    ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn iter_causes(&self) -> Causes<'_> { Causes { cause: self.iter_chain().nth(1) } }
[INFO] [stdout]     |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:174:16
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn iter_chain(&self) -> Causes { Causes { cause: Some(self) } }
[INFO] [stdout]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn iter_chain(&self) -> Causes<'_> { Causes { cause: Some(self) } }
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:179:16
[INFO] [stdout]     |
[INFO] [stdout] 179 |     fn iter_chain(&self) -> Causes { Causes { cause: Some(self) } }
[INFO] [stdout]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 179 |     fn iter_chain(&self) -> Causes<'_> { Causes { cause: Some(self) } }
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "fa372abaad05fdf268b2e6b309b29412d8392c5083561afc636cb9314216de3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa372abaad05fdf268b2e6b309b29412d8392c5083561afc636cb9314216de3e", kill_on_drop: false }`
[INFO] [stdout] fa372abaad05fdf268b2e6b309b29412d8392c5083561afc636cb9314216de3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dda319057fc1868ab9db6ba43aaaa84e52426296fffbf64cc1e321b7c299c1b
[INFO] running `Command { std: "docker" "start" "-a" "1dda319057fc1868ab9db6ba43aaaa84e52426296fffbf64cc1e321b7c299c1b", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:162:16
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn iter_chain(&self) -> Causes;
[INFO] [stdout]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn iter_chain(&self) -> Causes<'_>;
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn iter_causes(&self) -> Causes { Causes { cause: self.iter_chain().nth(1) } }
[INFO] [stdout]     |                    ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn iter_causes(&self) -> Causes<'_> { Causes { cause: self.iter_chain().nth(1) } }
[INFO] [stdout]     |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:174:16
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn iter_chain(&self) -> Causes { Causes { cause: Some(self) } }
[INFO] [stdout]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn iter_chain(&self) -> Causes<'_> { Causes { cause: Some(self) } }
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:179:16
[INFO] [stdout]     |
[INFO] [stdout] 179 |     fn iter_chain(&self) -> Causes { Causes { cause: Some(self) } }
[INFO] [stdout]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 179 |     fn iter_chain(&self) -> Causes<'_> { Causes { cause: Some(self) } }
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling easy-error v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:162:16
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn iter_chain(&self) -> Causes;
[INFO] [stdout]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn iter_chain(&self) -> Causes<'_>;
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn iter_causes(&self) -> Causes { Causes { cause: self.iter_chain().nth(1) } }
[INFO] [stdout]     |                    ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn iter_causes(&self) -> Causes<'_> { Causes { cause: self.iter_chain().nth(1) } }
[INFO] [stdout]     |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:174:16
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn iter_chain(&self) -> Causes { Causes { cause: Some(self) } }
[INFO] [stdout]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn iter_chain(&self) -> Causes<'_> { Causes { cause: Some(self) } }
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:179:16
[INFO] [stdout]     |
[INFO] [stdout] 179 |     fn iter_chain(&self) -> Causes { Causes { cause: Some(self) } }
[INFO] [stdout]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 179 |     fn iter_chain(&self) -> Causes<'_> { Causes { cause: Some(self) } }
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "1dda319057fc1868ab9db6ba43aaaa84e52426296fffbf64cc1e321b7c299c1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dda319057fc1868ab9db6ba43aaaa84e52426296fffbf64cc1e321b7c299c1b", kill_on_drop: false }`
[INFO] [stdout] 1dda319057fc1868ab9db6ba43aaaa84e52426296fffbf64cc1e321b7c299c1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 98fe935c4b84ca258e70f956dfe2511c1c3c9639ad89349e24a48c80158bbc42
[INFO] running `Command { std: "docker" "start" "-a" "98fe935c4b84ca258e70f956dfe2511c1c3c9639ad89349e24a48c80158bbc42", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:162:16
[INFO] [stderr]     |
[INFO] [stderr] 162 |     fn iter_chain(&self) -> Causes;
[INFO] [stderr]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 162 |     fn iter_chain(&self) -> Causes<'_>;
[INFO] [stderr]     |                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:164:17
[INFO] [stderr]     |
[INFO] [stderr] 164 |     fn iter_causes(&self) -> Causes { Causes { cause: self.iter_chain().nth(1) } }
[INFO] [stderr]     |                    ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 164 |     fn iter_causes(&self) -> Causes<'_> { Causes { cause: self.iter_chain().nth(1) } }
[INFO] [stderr]     |                                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:174:16
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn iter_chain(&self) -> Causes { Causes { cause: Some(self) } }
[INFO] [stderr]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn iter_chain(&self) -> Causes<'_> { Causes { cause: Some(self) } }
[INFO] [stderr]     |                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:179:16
[INFO] [stderr]     |
[INFO] [stderr] 179 |     fn iter_chain(&self) -> Causes { Causes { cause: Some(self) } }
[INFO] [stderr]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 179 |     fn iter_chain(&self) -> Causes<'_> { Causes { cause: Some(self) } }
[INFO] [stderr]     |                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `easy-error` (lib) generated 4 warnings (run `cargo fix --lib -p easy-error` to apply 4 suggestions)
[INFO] [stderr] warning: `easy-error` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/easy_error-8723e792939c3f1a)
[INFO] [stderr]    Doc-tests easy_error
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 25) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "98fe935c4b84ca258e70f956dfe2511c1c3c9639ad89349e24a48c80158bbc42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98fe935c4b84ca258e70f956dfe2511c1c3c9639ad89349e24a48c80158bbc42", kill_on_drop: false }`
[INFO] [stdout] 98fe935c4b84ca258e70f956dfe2511c1c3c9639ad89349e24a48c80158bbc42
