[INFO] fetching crate num-irrational 0.3.0...
[INFO] testing num-irrational-0.3.0 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate num-irrational 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate num-irrational 0.3.0
[INFO] finished tweaking crates.io crate num-irrational 0.3.0
[INFO] tweaked toml for crates.io crate num-irrational 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate num-irrational 0.3.0 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48f3399461f8ac43dd903f6a375100653c2ccd47bdf2d57294c8056729dc6ce9
[INFO] running `Command { std: "docker" "start" "-a" "48f3399461f8ac43dd903f6a375100653c2ccd47bdf2d57294c8056729dc6ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48f3399461f8ac43dd903f6a375100653c2ccd47bdf2d57294c8056729dc6ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48f3399461f8ac43dd903f6a375100653c2ccd47bdf2d57294c8056729dc6ce9", kill_on_drop: false }`
[INFO] [stdout] 48f3399461f8ac43dd903f6a375100653c2ccd47bdf2d57294c8056729dc6ce9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a78397a7aa5398088b5b8aba01b52b56480fc4fb1bb1dcd311013ef83b50fcb
[INFO] running `Command { std: "docker" "start" "-a" "0a78397a7aa5398088b5b8aba01b52b56480fc4fb1bb1dcd311013ef83b50fcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num-irrational v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/cont_frac/mod.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub use general::*;
[INFO] [stdout]    |         ---------- but the name `Convergents` in the type namespace is also re-exported here
[INFO] [stdout] 27 | pub use infinite::*;
[INFO] [stdout] 28 | pub use simple::*;
[INFO] [stdout]    |         ^^^^^^^^^ the name `Convergents` in the type namespace is first re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]   --> src/cont_frac/infinite.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn take_periodic<U>(self, count: usize) -> ContinuedFraction<U> {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/cont_frac/simple.rs:621:21
[INFO] [stdout]     |
[INFO] [stdout] 621 |         fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]    --> src/quadratic/integer.rs:335:13
[INFO] [stdout]     |
[INFO] [stdout] 335 |     fn unit(d: T) -> Self {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `take_periodic` is never used
[INFO] [stdout]   --> src/cont_frac/infinite.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | / impl<I: Iterator<Item = T>, T: Integer + NumRef + Clone> InfiniteContinuedFraction<I>
[INFO] [stdout] 37 | | where
[INFO] [stdout] 38 | |     for<'r> &'r T: RefNum<T>,
[INFO] [stdout]    | |_____________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 86 |       fn take_periodic<U>(self, count: usize) -> ContinuedFraction<U> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ParseContinuedFraction` is never used
[INFO] [stdout]    --> src/cont_frac/simple.rs:816:7
[INFO] [stdout]     |
[INFO] [stdout] 816 | trait ParseContinuedFraction {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `unit` is never used
[INFO] [stdout]    --> src/quadratic/integer.rs:335:8
[INFO] [stdout]     |
[INFO] [stdout] 242 | / impl<T: QuadraticBase> QuadraticInt<T>
[INFO] [stdout] 243 | | where
[INFO] [stdout] 244 | |     for<'r> &'r T: RefNum<T>,
[INFO] [stdout]     | |_____________________________- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 335 |       fn unit(d: T) -> Self {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ceil` and `round` are never used
[INFO] [stdout]    --> src/quadratic/surd.rs:626:8
[INFO] [stdout]     |
[INFO] [stdout] 289 | / impl<T: QuadraticBase> QuadraticSurd<T>
[INFO] [stdout] 290 | | where
[INFO] [stdout] 291 | |     for<'r> &'r T: RefNum<T>,
[INFO] [stdout]     | |_____________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 626 |       fn ceil(self) -> Self { unimplemented!() }
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 629 |       fn round(self) -> Self { unimplemented!() }
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cont_frac/simple.rs:355:19
[INFO] [stdout]     |
[INFO] [stdout] 355 |     pub fn coeffs(&self) -> Coefficients<T> {
[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] 355 |     pub fn coeffs(&self) -> Coefficients<'_, T> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cont_frac/simple.rs:365:24
[INFO] [stdout]     |
[INFO] [stdout] 365 |     pub fn generalized(&self) -> GeneralCoefficients<Coefficients<T>> {
[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] 365 |     pub fn generalized(&self) -> GeneralCoefficients<Coefficients<'_, T>> {
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cont_frac/simple.rs:374:26
[INFO] [stdout]     |
[INFO] [stdout] 374 |     pub fn coeffs_signed(&self) -> SignedCoefficients<Coefficients<T>> {
[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] 374 |     pub fn coeffs_signed(&self) -> SignedCoefficients<Coefficients<'_, T>> {
[INFO] [stdout]     |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cont_frac/simple.rs:384:21
[INFO] [stdout]     |
[INFO] [stdout] 384 |     pub fn expanded(&self) -> InfiniteContinuedFraction<SignedCoefficients<Coefficients<T>>> {
[INFO] [stdout]     |                     ^^^^^ the lifetime is elided here                      ^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 384 |     pub fn expanded(&self) -> InfiniteContinuedFraction<SignedCoefficients<Coefficients<'_, T>>> {
[INFO] [stdout]     |                                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cont_frac/simple.rs:396:24
[INFO] [stdout]     |
[INFO] [stdout] 396 |     pub fn convergents(&self) -> Convergents<T> {
[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] 396 |     pub fn convergents(&self) -> Convergents<'_, T> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "0a78397a7aa5398088b5b8aba01b52b56480fc4fb1bb1dcd311013ef83b50fcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a78397a7aa5398088b5b8aba01b52b56480fc4fb1bb1dcd311013ef83b50fcb", kill_on_drop: false }`
[INFO] [stdout] 0a78397a7aa5398088b5b8aba01b52b56480fc4fb1bb1dcd311013ef83b50fcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 637b27a65f91233d686a1b32765b45969a9ddfe62d62656936cf91555a849e75
[INFO] running `Command { std: "docker" "start" "-a" "637b27a65f91233d686a1b32765b45969a9ddfe62d62656936cf91555a849e75", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-irrational v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/cont_frac/mod.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub use general::*;
[INFO] [stdout]    |         ---------- but the name `Convergents` in the type namespace is also re-exported here
[INFO] [stdout] 27 | pub use infinite::*;
[INFO] [stdout] 28 | pub use simple::*;
[INFO] [stdout]    |         ^^^^^^^^^ the name `Convergents` in the type namespace is first re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]   --> src/cont_frac/infinite.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn take_periodic<U>(self, count: usize) -> ContinuedFraction<U> {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/cont_frac/simple.rs:621:21
[INFO] [stdout]     |
[INFO] [stdout] 621 |         fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]    --> src/quadratic/integer.rs:335:13
[INFO] [stdout]     |
[INFO] [stdout] 335 |     fn unit(d: T) -> Self {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `take_periodic` is never used
[INFO] [stdout]   --> src/cont_frac/infinite.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | / impl<I: Iterator<Item = T>, T: Integer + NumRef + Clone> InfiniteContinuedFraction<I>
[INFO] [stdout] 37 | | where
[INFO] [stdout] 38 | |     for<'r> &'r T: RefNum<T>,
[INFO] [stdout]    | |_____________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 86 |       fn take_periodic<U>(self, count: usize) -> ContinuedFraction<U> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ParseContinuedFraction` is never used
[INFO] [stdout]    --> src/cont_frac/simple.rs:816:7
[INFO] [stdout]     |
[INFO] [stdout] 816 | trait ParseContinuedFraction {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `unit` is never used
[INFO] [stdout]    --> src/quadratic/integer.rs:335:8
[INFO] [stdout]     |
[INFO] [stdout] 242 | / impl<T: QuadraticBase> QuadraticInt<T>
[INFO] [stdout] 243 | | where
[INFO] [stdout] 244 | |     for<'r> &'r T: RefNum<T>,
[INFO] [stdout]     | |_____________________________- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 335 |       fn unit(d: T) -> Self {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ceil` and `round` are never used
[INFO] [stdout]    --> src/quadratic/surd.rs:626:8
[INFO] [stdout]     |
[INFO] [stdout] 289 | / impl<T: QuadraticBase> QuadraticSurd<T>
[INFO] [stdout] 290 | | where
[INFO] [stdout] 291 | |     for<'r> &'r T: RefNum<T>,
[INFO] [stdout]     | |_____________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 626 |       fn ceil(self) -> Self { unimplemented!() }
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 629 |       fn round(self) -> Self { unimplemented!() }
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cont_frac/simple.rs:355:19
[INFO] [stdout]     |
[INFO] [stdout] 355 |     pub fn coeffs(&self) -> Coefficients<T> {
[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] 355 |     pub fn coeffs(&self) -> Coefficients<'_, T> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cont_frac/simple.rs:365:24
[INFO] [stdout]     |
[INFO] [stdout] 365 |     pub fn generalized(&self) -> GeneralCoefficients<Coefficients<T>> {
[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] 365 |     pub fn generalized(&self) -> GeneralCoefficients<Coefficients<'_, T>> {
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cont_frac/simple.rs:374:26
[INFO] [stdout]     |
[INFO] [stdout] 374 |     pub fn coeffs_signed(&self) -> SignedCoefficients<Coefficients<T>> {
[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] 374 |     pub fn coeffs_signed(&self) -> SignedCoefficients<Coefficients<'_, T>> {
[INFO] [stdout]     |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cont_frac/simple.rs:384:21
[INFO] [stdout]     |
[INFO] [stdout] 384 |     pub fn expanded(&self) -> InfiniteContinuedFraction<SignedCoefficients<Coefficients<T>>> {
[INFO] [stdout]     |                     ^^^^^ the lifetime is elided here                      ^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 384 |     pub fn expanded(&self) -> InfiniteContinuedFraction<SignedCoefficients<Coefficients<'_, T>>> {
[INFO] [stdout]     |                                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cont_frac/simple.rs:396:24
[INFO] [stdout]     |
[INFO] [stdout] 396 |     pub fn convergents(&self) -> Convergents<T> {
[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] 396 |     pub fn convergents(&self) -> Convergents<'_, T> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/cont_frac/mod.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub use general::*;
[INFO] [stdout]    |         ---------- but the name `Convergents` in the type namespace is also re-exported here
[INFO] [stdout] 27 | pub use infinite::*;
[INFO] [stdout] 28 | pub use simple::*;
[INFO] [stdout]    |         ^^^^^^^^^ the name `Convergents` in the type namespace is first re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]   --> src/cont_frac/infinite.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn take_periodic<U>(self, count: usize) -> ContinuedFraction<U> {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/cont_frac/simple.rs:621:21
[INFO] [stdout]     |
[INFO] [stdout] 621 |         fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]    --> src/quadratic/integer.rs:335:13
[INFO] [stdout]     |
[INFO] [stdout] 335 |     fn unit(d: T) -> Self {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `take_periodic` is never used
[INFO] [stdout]   --> src/cont_frac/infinite.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | / impl<I: Iterator<Item = T>, T: Integer + NumRef + Clone> InfiniteContinuedFraction<I>
[INFO] [stdout] 37 | | where
[INFO] [stdout] 38 | |     for<'r> &'r T: RefNum<T>,
[INFO] [stdout]    | |_____________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 86 |       fn take_periodic<U>(self, count: usize) -> ContinuedFraction<U> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ParseContinuedFraction` is never used
[INFO] [stdout]    --> src/cont_frac/simple.rs:816:7
[INFO] [stdout]     |
[INFO] [stdout] 816 | trait ParseContinuedFraction {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `unit` is never used
[INFO] [stdout]    --> src/quadratic/integer.rs:335:8
[INFO] [stdout]     |
[INFO] [stdout] 242 | / impl<T: QuadraticBase> QuadraticInt<T>
[INFO] [stdout] 243 | | where
[INFO] [stdout] 244 | |     for<'r> &'r T: RefNum<T>,
[INFO] [stdout]     | |_____________________________- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 335 |       fn unit(d: T) -> Self {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ceil` and `round` are never used
[INFO] [stdout]    --> src/quadratic/surd.rs:626:8
[INFO] [stdout]     |
[INFO] [stdout] 289 | / impl<T: QuadraticBase> QuadraticSurd<T>
[INFO] [stdout] 290 | | where
[INFO] [stdout] 291 | |     for<'r> &'r T: RefNum<T>,
[INFO] [stdout]     | |_____________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 626 |       fn ceil(self) -> Self { unimplemented!() }
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 629 |       fn round(self) -> Self { unimplemented!() }
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cont_frac/simple.rs:355:19
[INFO] [stdout]     |
[INFO] [stdout] 355 |     pub fn coeffs(&self) -> Coefficients<T> {
[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] 355 |     pub fn coeffs(&self) -> Coefficients<'_, T> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cont_frac/simple.rs:365:24
[INFO] [stdout]     |
[INFO] [stdout] 365 |     pub fn generalized(&self) -> GeneralCoefficients<Coefficients<T>> {
[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] 365 |     pub fn generalized(&self) -> GeneralCoefficients<Coefficients<'_, T>> {
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cont_frac/simple.rs:374:26
[INFO] [stdout]     |
[INFO] [stdout] 374 |     pub fn coeffs_signed(&self) -> SignedCoefficients<Coefficients<T>> {
[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] 374 |     pub fn coeffs_signed(&self) -> SignedCoefficients<Coefficients<'_, T>> {
[INFO] [stdout]     |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cont_frac/simple.rs:384:21
[INFO] [stdout]     |
[INFO] [stdout] 384 |     pub fn expanded(&self) -> InfiniteContinuedFraction<SignedCoefficients<Coefficients<T>>> {
[INFO] [stdout]     |                     ^^^^^ the lifetime is elided here                      ^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 384 |     pub fn expanded(&self) -> InfiniteContinuedFraction<SignedCoefficients<Coefficients<'_, T>>> {
[INFO] [stdout]     |                                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cont_frac/simple.rs:396:24
[INFO] [stdout]     |
[INFO] [stdout] 396 |     pub fn convergents(&self) -> Convergents<T> {
[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] 396 |     pub fn convergents(&self) -> Convergents<'_, T> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `Command { std: "docker" "inspect" "637b27a65f91233d686a1b32765b45969a9ddfe62d62656936cf91555a849e75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "637b27a65f91233d686a1b32765b45969a9ddfe62d62656936cf91555a849e75", kill_on_drop: false }`
[INFO] [stdout] 637b27a65f91233d686a1b32765b45969a9ddfe62d62656936cf91555a849e75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0176f781473ba715981c0bcd79b034d8f1e429fbd70bfd5933676bf9340468eb
[INFO] running `Command { std: "docker" "start" "-a" "0176f781473ba715981c0bcd79b034d8f1e429fbd70bfd5933676bf9340468eb", kill_on_drop: false }`
[INFO] [stderr] warning: ambiguous glob re-exports
[INFO] [stderr]   --> src/cont_frac/mod.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub use general::*;
[INFO] [stderr]    |         ---------- but the name `Convergents` in the type namespace is also re-exported here
[INFO] [stderr] 27 | pub use infinite::*;
[INFO] [stderr] 28 | pub use simple::*;
[INFO] [stderr]    |         ^^^^^^^^^ the name `Convergents` in the type namespace is first re-exported here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `count`
[INFO] [stderr]   --> src/cont_frac/infinite.rs:86:31
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn take_periodic<U>(self, count: usize) -> ContinuedFraction<U> {
[INFO] [stderr]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/cont_frac/simple.rs:621:21
[INFO] [stderr]     |
[INFO] [stderr] 621 |         fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]    --> src/quadratic/integer.rs:335:13
[INFO] [stderr]     |
[INFO] [stderr] 335 |     fn unit(d: T) -> Self {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stderr] 
[INFO] [stderr] warning: method `take_periodic` is never used
[INFO] [stderr]   --> src/cont_frac/infinite.rs:86:8
[INFO] [stderr]    |
[INFO] [stderr] 36 | / impl<I: Iterator<Item = T>, T: Integer + NumRef + Clone> InfiniteContinuedFraction<I>
[INFO] [stderr] 37 | | where
[INFO] [stderr] 38 | |     for<'r> &'r T: RefNum<T>,
[INFO] [stderr]    | |_____________________________- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 86 |       fn take_periodic<U>(self, count: usize) -> ContinuedFraction<U> {
[INFO] [stderr]    |          ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `ParseContinuedFraction` is never used
[INFO] [stderr]    --> src/cont_frac/simple.rs:816:7
[INFO] [stderr]     |
[INFO] [stderr] 816 | trait ParseContinuedFraction {
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `unit` is never used
[INFO] [stderr]    --> src/quadratic/integer.rs:335:8
[INFO] [stderr]     |
[INFO] [stderr] 242 | / impl<T: QuadraticBase> QuadraticInt<T>
[INFO] [stderr] 243 | | where
[INFO] [stderr] 244 | |     for<'r> &'r T: RefNum<T>,
[INFO] [stderr]     | |_____________________________- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 335 |       fn unit(d: T) -> Self {
[INFO] [stderr]     |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `ceil` and `round` are never used
[INFO] [stderr]    --> src/quadratic/surd.rs:626:8
[INFO] [stderr]     |
[INFO] [stderr] 289 | / impl<T: QuadraticBase> QuadraticSurd<T>
[INFO] [stderr] 290 | | where
[INFO] [stderr] 291 | |     for<'r> &'r T: RefNum<T>,
[INFO] [stderr]     | |_____________________________- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 626 |       fn ceil(self) -> Self { unimplemented!() }
[INFO] [stderr]     |          ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 629 |       fn round(self) -> Self { unimplemented!() }
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/cont_frac/simple.rs:355:19
[INFO] [stderr]     |
[INFO] [stderr] 355 |     pub fn coeffs(&self) -> Coefficients<T> {
[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] 355 |     pub fn coeffs(&self) -> Coefficients<'_, T> {
[INFO] [stderr]     |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/cont_frac/simple.rs:365:24
[INFO] [stderr]     |
[INFO] [stderr] 365 |     pub fn generalized(&self) -> GeneralCoefficients<Coefficients<T>> {
[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] 365 |     pub fn generalized(&self) -> GeneralCoefficients<Coefficients<'_, T>> {
[INFO] [stderr]     |                                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/cont_frac/simple.rs:374:26
[INFO] [stderr]     |
[INFO] [stderr] 374 |     pub fn coeffs_signed(&self) -> SignedCoefficients<Coefficients<T>> {
[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] 374 |     pub fn coeffs_signed(&self) -> SignedCoefficients<Coefficients<'_, T>> {
[INFO] [stderr]     |                                                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/cont_frac/simple.rs:384:21
[INFO] [stderr]     |
[INFO] [stderr] 384 |     pub fn expanded(&self) -> InfiniteContinuedFraction<SignedCoefficients<Coefficients<T>>> {
[INFO] [stderr]     |                     ^^^^^ the lifetime is elided here                      ^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 384 |     pub fn expanded(&self) -> InfiniteContinuedFraction<SignedCoefficients<Coefficients<'_, T>>> {
[INFO] [stderr]     |                                                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/cont_frac/simple.rs:396:24
[INFO] [stderr]     |
[INFO] [stderr] 396 |     pub fn convergents(&self) -> Convergents<T> {
[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] 396 |     pub fn convergents(&self) -> Convergents<'_, T> {
[INFO] [stderr]     |                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: `num-irrational` (lib) generated 13 warnings (run `cargo fix --lib -p num-irrational` to apply 8 suggestions)
[INFO] [stderr] warning: `num-irrational` (lib test) generated 13 warnings (13 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/num_irrational-a1a792259391a984)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test cont_frac::general::tests::functions_test ... ok
[INFO] [stdout] test cont_frac::general::tests::general_conf_frac_test ... ok
[INFO] [stdout] test cont_frac::infinite::tests::arithmetic_test ... ok
[INFO] [stdout] test cont_frac::simple::tests::arithmetic_test ... ok
[INFO] [stdout] test cont_frac::simple::tests::iter_test ... ok
[INFO] [stdout] test quadratic::integer::tests::test_ops ... ok
[INFO] [stdout] test quadratic::integer::tests::test_ops_unit ... ok
[INFO] [stdout] test quadratic::integer::tests::test_different_bases ... ok
[INFO] [stdout] test quadratic::surd::tests::arithmic_test_diff_base ... ok
[INFO] [stdout] test cont_frac::simple::tests::conversion_test ... ok
[INFO] [stdout] test quadratic::integer::tests::div_rem_round_test ... ok
[INFO] [stdout] test quadratic::surd::tests::conversion_test ... ok
[INFO] [stdout] test quadratic::surd::tests::from_sqrt_test ... ok
[INFO] [stdout] test quadratic::surd::tests::arithmic_test ... ok
[INFO] [stdout] test quadratic::surd::tests::creation_test ... ok
[INFO] [stdout] test quadratic::surd::tests::formatting_test ... ok
[INFO] [stdout] test quadratic::surd::tests::property_test ... ok
[INFO] [stdout] test quadratic::surd::tests::conversion_between_contfrac ... ok
[INFO] [stdout] test quadratic::surd::tests::from_xxx_test ... ok
[INFO] [stdout] test quadratic::surd::tests::trunc_frac_test ... ok
[INFO] [stdout] test cont_frac::simple::tests::fmt_test ... ok
[INFO] [stdout] test symbols::tests::cfrac_test ... ok
[INFO] [stdout] test cont_frac::infinite::tests::utility_test ... ok
[INFO] [stdout] test cont_frac::simple::tests::creation_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests num_irrational
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0176f781473ba715981c0bcd79b034d8f1e429fbd70bfd5933676bf9340468eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0176f781473ba715981c0bcd79b034d8f1e429fbd70bfd5933676bf9340468eb", kill_on_drop: false }`
[INFO] [stdout] 0176f781473ba715981c0bcd79b034d8f1e429fbd70bfd5933676bf9340468eb
