[INFO] fetching crate galvanic-assert 0.8.7...
[INFO] testing galvanic-assert-0.8.7 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate galvanic-assert 0.8.7 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate galvanic-assert 0.8.7 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate galvanic-assert 0.8.7
[INFO] finished tweaking crates.io crate galvanic-assert 0.8.7
[INFO] tweaked toml for crates.io crate galvanic-assert 0.8.7 written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81a3b0d0dbb5abb294209b84eb4b6d15fc495bc73848ab45a3f991b458c8ddf0
[INFO] running `Command { std: "docker" "start" "-a" "81a3b0d0dbb5abb294209b84eb4b6d15fc495bc73848ab45a3f991b458c8ddf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81a3b0d0dbb5abb294209b84eb4b6d15fc495bc73848ab45a3f991b458c8ddf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81a3b0d0dbb5abb294209b84eb4b6d15fc495bc73848ab45a3f991b458c8ddf0", kill_on_drop: false }`
[INFO] [stdout] 81a3b0d0dbb5abb294209b84eb4b6d15fc495bc73848ab45a3f991b458c8ddf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e420080cc7f0fd0e3902754997653cc4bd2de16197aa22a310f7accbd196644
[INFO] running `Command { std: "docker" "start" "-a" "6e420080cc7f0fd0e3902754997653cc4bd2de16197aa22a310f7accbd196644", kill_on_drop: false }`
[INFO] [stderr]    Compiling galvanic-assert v0.8.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/core.rs:43:52
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn assertion_always_succeeds<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/core.rs:55:36
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn any_value<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/core.rs:71:49
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn assertion_always_fails<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/core.rs:88:35
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn no_value<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> { assertion_always_fails() }
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:101:34
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn is<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:101:62
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn is<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:117:35
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn has<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:117:63
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn has<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:130:36
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn not<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:130:64
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn not<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:154:44
[INFO] [stdout]     |
[INFO] [stdout] 154 | pub fn equal_to<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:170:62
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub fn eq<'a, T: PartialEq + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { equal_to(expected) }
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:183:45
[INFO] [stdout]     |
[INFO] [stdout] 183 | pub fn less_than<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:198:63
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub fn lt<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { less_than(expected) }
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:211:48
[INFO] [stdout]     |
[INFO] [stdout] 211 | pub fn greater_than<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:226:63
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub fn gt<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { greater_than(expected) }
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:240:54
[INFO] [stdout]     |
[INFO] [stdout] 240 | pub fn less_than_or_equal<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:256:64
[INFO] [stdout]     |
[INFO] [stdout] 256 | pub fn leq<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { less_than_or_equal(expected) }
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:270:57
[INFO] [stdout]     |
[INFO] [stdout] 270 | pub fn greater_than_or_equal<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:286:64
[INFO] [stdout]     |
[INFO] [stdout] 286 | pub fn geq<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { greater_than_or_equal(expected) }
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:299:52
[INFO] [stdout]     |
[INFO] [stdout] 299 | pub fn close_to<'a, T>(expected: T, eps: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:334:51
[INFO] [stdout]     |
[INFO] [stdout] 334 | pub fn same_object<'a, T>(expected: &'a T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/combinators.rs:49:22
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub matcher: Box<Matcher<'a,T> + 'a>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/combinators.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn of(matcher: Box<Matcher<'a,T> + 'a>) -> All<'a,T> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/combinators.rs:63:35
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn and(self, matcher: Box<Matcher<'a,T> + 'a>) -> All<'a,T> {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/combinators.rs:116:22
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub matcher: Box<Matcher<'a,T> + 'a>,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/combinators.rs:122:28
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn of(matcher: Box<Matcher<'a,T> + 'a>) -> Any<'a,T> {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/combinators.rs:130:34
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn or(self, matcher: Box<Matcher<'a,T> + 'a>) -> Any<'a,T> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/variant.rs:67:43
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn maybe_some<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Option<T>> + 'a> {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/variant.rs:67:71
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn maybe_some<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Option<T>> + 'a> {
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,Option<T>> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/variant.rs:88:48
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn maybe_ok<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/variant.rs:88:76
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn maybe_ok<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,Result<T,E>> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/variant.rs:109:49
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn maybe_err<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,E> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,E> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/variant.rs:109:77
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn maybe_err<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,E> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stdout]     |                                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,Result<T,E>> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/collection.rs:47:78
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn contains_in_any_order<'a,T:'a,I:'a,J:'a>(expected_elements: I) -> Box<Matcher<'a,J> + 'a>
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,J> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:109:74
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn contains_in_order<'a,T:'a,I:'a,J:'a>(expected_elements: I) -> Box<Matcher<'a,J> + 'a>
[INFO] [stdout]     |                                                                          ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,J> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:166:72
[INFO] [stdout]     |
[INFO] [stdout] 166 | pub fn contains_subset<'a,T:'a,I:'a,J:'a>(expected_elements: I) -> Box<Matcher<'a,J> + 'a>
[INFO] [stdout]     |                                                                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,J> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:214:63
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub fn contained_in<'a,T:'a,I>(expected_to_contain: I) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:248:88
[INFO] [stdout]     |
[INFO] [stdout] 248 | pub fn sorted_by<'a,T,I,P>(predicate: P, expected_ordering: std::cmp::Ordering) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:289:97
[INFO] [stdout]     |
[INFO] [stdout] 289 | pub fn sorted_strictly_by<'a,T,I,P>(predicate: P, expected_ordering: std::cmp::Ordering) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:329:62
[INFO] [stdout]     |
[INFO] [stdout] 329 | pub fn sorted_by_in_any_order<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:375:71
[INFO] [stdout]     |
[INFO] [stdout] 375 | pub fn sorted_strictly_by_in_any_order<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:422:42
[INFO] [stdout]     |
[INFO] [stdout] 422 | pub fn sorted_ascending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:439:51
[INFO] [stdout]     |
[INFO] [stdout] 439 | pub fn sorted_strictly_ascending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:456:43
[INFO] [stdout]     |
[INFO] [stdout] 456 | pub fn sorted_descending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:473:52
[INFO] [stdout]     |
[INFO] [stdout] 473 | pub fn sorted_strictly_descending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:490:60
[INFO] [stdout]     |
[INFO] [stdout] 490 | pub fn all_elements_satisfy<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:518:61
[INFO] [stdout]     |
[INFO] [stdout] 518 | pub fn some_elements_satisfy<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:566:62
[INFO] [stdout]     |
[INFO] [stdout] 566 | pub fn has_entry<'a,K:'a,V:'a,M:'a>(key: K, value: V) -> Box<Matcher<'a,M> + 'a>
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,M> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:637:50
[INFO] [stdout]     |
[INFO] [stdout] 637 | pub fn has_key<'a,K:'a,V:'a,M:'a>(key: K) -> Box<Matcher<'a,M> + 'a>
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,M> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:690:52
[INFO] [stdout]     |
[INFO] [stdout] 690 | pub fn has_value<'a,K:'a,V:'a,M:'a>(key: K) -> Box<Matcher<'a,M> + 'a>
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,M> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 51 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "6e420080cc7f0fd0e3902754997653cc4bd2de16197aa22a310f7accbd196644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e420080cc7f0fd0e3902754997653cc4bd2de16197aa22a310f7accbd196644", kill_on_drop: false }`
[INFO] [stdout] 6e420080cc7f0fd0e3902754997653cc4bd2de16197aa22a310f7accbd196644
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 110960cc212685f9a2da9ba1ecffedc32279fbd6abe3528a60fa65aee5f37bc3
[INFO] running `Command { std: "docker" "start" "-a" "110960cc212685f9a2da9ba1ecffedc32279fbd6abe3528a60fa65aee5f37bc3", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/core.rs:43:52
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn assertion_always_succeeds<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/core.rs:55:36
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn any_value<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/core.rs:71:49
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn assertion_always_fails<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/core.rs:88:35
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn no_value<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> { assertion_always_fails() }
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:101:34
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn is<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:101:62
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn is<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:117:35
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn has<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:117:63
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn has<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:130:36
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn not<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:130:64
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn not<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:154:44
[INFO] [stdout]     |
[INFO] [stdout] 154 | pub fn equal_to<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:170:62
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub fn eq<'a, T: PartialEq + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { equal_to(expected) }
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:183:45
[INFO] [stdout]     |
[INFO] [stdout] 183 | pub fn less_than<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:198:63
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub fn lt<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { less_than(expected) }
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:211:48
[INFO] [stdout]     |
[INFO] [stdout] 211 | pub fn greater_than<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:226:63
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub fn gt<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { greater_than(expected) }
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:240:54
[INFO] [stdout]     |
[INFO] [stdout] 240 | pub fn less_than_or_equal<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:256:64
[INFO] [stdout]     |
[INFO] [stdout] 256 | pub fn leq<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { less_than_or_equal(expected) }
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:270:57
[INFO] [stdout]     |
[INFO] [stdout] 270 | pub fn greater_than_or_equal<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:286:64
[INFO] [stdout]     |
[INFO] [stdout] 286 | pub fn geq<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { greater_than_or_equal(expected) }
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:299:52
[INFO] [stdout]     |
[INFO] [stdout] 299 | pub fn close_to<'a, T>(expected: T, eps: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:334:51
[INFO] [stdout]     |
[INFO] [stdout] 334 | pub fn same_object<'a, T>(expected: &'a T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/combinators.rs:49:22
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub matcher: Box<Matcher<'a,T> + 'a>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/combinators.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn of(matcher: Box<Matcher<'a,T> + 'a>) -> All<'a,T> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/combinators.rs:63:35
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn and(self, matcher: Box<Matcher<'a,T> + 'a>) -> All<'a,T> {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/combinators.rs:116:22
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub matcher: Box<Matcher<'a,T> + 'a>,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/combinators.rs:122:28
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn of(matcher: Box<Matcher<'a,T> + 'a>) -> Any<'a,T> {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/combinators.rs:130:34
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn or(self, matcher: Box<Matcher<'a,T> + 'a>) -> Any<'a,T> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/variant.rs:67:43
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn maybe_some<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Option<T>> + 'a> {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/variant.rs:67:71
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn maybe_some<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Option<T>> + 'a> {
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,Option<T>> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/variant.rs:88:48
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn maybe_ok<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/variant.rs:88:76
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn maybe_ok<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,Result<T,E>> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/variant.rs:109:49
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn maybe_err<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,E> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,E> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/variant.rs:109:77
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn maybe_err<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,E> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stdout]     |                                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,Result<T,E>> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/collection.rs:47:78
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn contains_in_any_order<'a,T:'a,I:'a,J:'a>(expected_elements: I) -> Box<Matcher<'a,J> + 'a>
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,J> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:109:74
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn contains_in_order<'a,T:'a,I:'a,J:'a>(expected_elements: I) -> Box<Matcher<'a,J> + 'a>
[INFO] [stdout]     |                                                                          ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,J> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:166:72
[INFO] [stdout]     |
[INFO] [stdout] 166 | pub fn contains_subset<'a,T:'a,I:'a,J:'a>(expected_elements: I) -> Box<Matcher<'a,J> + 'a>
[INFO] [stdout]     |                                                                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,J> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:214:63
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub fn contained_in<'a,T:'a,I>(expected_to_contain: I) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:248:88
[INFO] [stdout]     |
[INFO] [stdout] 248 | pub fn sorted_by<'a,T,I,P>(predicate: P, expected_ordering: std::cmp::Ordering) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:289:97
[INFO] [stdout]     |
[INFO] [stdout] 289 | pub fn sorted_strictly_by<'a,T,I,P>(predicate: P, expected_ordering: std::cmp::Ordering) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:329:62
[INFO] [stdout]     |
[INFO] [stdout] 329 | pub fn sorted_by_in_any_order<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:375:71
[INFO] [stdout]     |
[INFO] [stdout] 375 | pub fn sorted_strictly_by_in_any_order<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:422:42
[INFO] [stdout]     |
[INFO] [stdout] 422 | pub fn sorted_ascending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:439:51
[INFO] [stdout]     |
[INFO] [stdout] 439 | pub fn sorted_strictly_ascending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:456:43
[INFO] [stdout]     |
[INFO] [stdout] 456 | pub fn sorted_descending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:473:52
[INFO] [stdout]     |
[INFO] [stdout] 473 | pub fn sorted_strictly_descending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:490:60
[INFO] [stdout]     |
[INFO] [stdout] 490 | pub fn all_elements_satisfy<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:518:61
[INFO] [stdout]     |
[INFO] [stdout] 518 | pub fn some_elements_satisfy<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:566:62
[INFO] [stdout]     |
[INFO] [stdout] 566 | pub fn has_entry<'a,K:'a,V:'a,M:'a>(key: K, value: V) -> Box<Matcher<'a,M> + 'a>
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,M> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:637:50
[INFO] [stdout]     |
[INFO] [stdout] 637 | pub fn has_key<'a,K:'a,V:'a,M:'a>(key: K) -> Box<Matcher<'a,M> + 'a>
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,M> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling galvanic-assert v0.8.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:690:52
[INFO] [stdout]     |
[INFO] [stdout] 690 | pub fn has_value<'a,K:'a,V:'a,M:'a>(key: K) -> Box<Matcher<'a,M> + 'a>
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,M> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 51 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/core.rs:43:52
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn assertion_always_succeeds<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/core.rs:55:36
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn any_value<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/core.rs:71:49
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn assertion_always_fails<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/core.rs:88:35
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn no_value<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> { assertion_always_fails() }
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:101:34
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn is<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:101:62
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn is<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:117:35
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn has<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:117:63
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn has<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:130:36
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn not<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:130:64
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn not<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:154:44
[INFO] [stdout]     |
[INFO] [stdout] 154 | pub fn equal_to<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:170:62
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub fn eq<'a, T: PartialEq + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { equal_to(expected) }
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:183:45
[INFO] [stdout]     |
[INFO] [stdout] 183 | pub fn less_than<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:198:63
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub fn lt<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { less_than(expected) }
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:211:48
[INFO] [stdout]     |
[INFO] [stdout] 211 | pub fn greater_than<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:226:63
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub fn gt<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { greater_than(expected) }
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:240:54
[INFO] [stdout]     |
[INFO] [stdout] 240 | pub fn less_than_or_equal<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:256:64
[INFO] [stdout]     |
[INFO] [stdout] 256 | pub fn leq<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { less_than_or_equal(expected) }
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:270:57
[INFO] [stdout]     |
[INFO] [stdout] 270 | pub fn greater_than_or_equal<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:286:64
[INFO] [stdout]     |
[INFO] [stdout] 286 | pub fn geq<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { greater_than_or_equal(expected) }
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:299:52
[INFO] [stdout]     |
[INFO] [stdout] 299 | pub fn close_to<'a, T>(expected: T, eps: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/core.rs:334:51
[INFO] [stdout]     |
[INFO] [stdout] 334 | pub fn same_object<'a, T>(expected: &'a T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/combinators.rs:49:22
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub matcher: Box<Matcher<'a,T> + 'a>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/combinators.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn of(matcher: Box<Matcher<'a,T> + 'a>) -> All<'a,T> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/combinators.rs:63:35
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn and(self, matcher: Box<Matcher<'a,T> + 'a>) -> All<'a,T> {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/combinators.rs:116:22
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub matcher: Box<Matcher<'a,T> + 'a>,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/combinators.rs:122:28
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn of(matcher: Box<Matcher<'a,T> + 'a>) -> Any<'a,T> {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/combinators.rs:130:34
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn or(self, matcher: Box<Matcher<'a,T> + 'a>) -> Any<'a,T> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/variant.rs:67:43
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn maybe_some<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Option<T>> + 'a> {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/variant.rs:67:71
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn maybe_some<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Option<T>> + 'a> {
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,Option<T>> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/variant.rs:88:48
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn maybe_ok<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/variant.rs:88:76
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn maybe_ok<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,Result<T,E>> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/variant.rs:109:49
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn maybe_err<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,E> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,E> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/variant.rs:109:77
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn maybe_err<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,E> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stdout]     |                                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,Result<T,E>> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matchers/collection.rs:47:78
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn contains_in_any_order<'a,T:'a,I:'a,J:'a>(expected_elements: I) -> Box<Matcher<'a,J> + 'a>
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,J> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:109:74
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn contains_in_order<'a,T:'a,I:'a,J:'a>(expected_elements: I) -> Box<Matcher<'a,J> + 'a>
[INFO] [stdout]     |                                                                          ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,J> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:166:72
[INFO] [stdout]     |
[INFO] [stdout] 166 | pub fn contains_subset<'a,T:'a,I:'a,J:'a>(expected_elements: I) -> Box<Matcher<'a,J> + 'a>
[INFO] [stdout]     |                                                                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,J> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:214:63
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub fn contained_in<'a,T:'a,I>(expected_to_contain: I) -> Box<Matcher<'a,T> + 'a>
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:248:88
[INFO] [stdout]     |
[INFO] [stdout] 248 | pub fn sorted_by<'a,T,I,P>(predicate: P, expected_ordering: std::cmp::Ordering) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:289:97
[INFO] [stdout]     |
[INFO] [stdout] 289 | pub fn sorted_strictly_by<'a,T,I,P>(predicate: P, expected_ordering: std::cmp::Ordering) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:329:62
[INFO] [stdout]     |
[INFO] [stdout] 329 | pub fn sorted_by_in_any_order<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:375:71
[INFO] [stdout]     |
[INFO] [stdout] 375 | pub fn sorted_strictly_by_in_any_order<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:422:42
[INFO] [stdout]     |
[INFO] [stdout] 422 | pub fn sorted_ascending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:439:51
[INFO] [stdout]     |
[INFO] [stdout] 439 | pub fn sorted_strictly_ascending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:456:43
[INFO] [stdout]     |
[INFO] [stdout] 456 | pub fn sorted_descending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:473:52
[INFO] [stdout]     |
[INFO] [stdout] 473 | pub fn sorted_strictly_descending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:490:60
[INFO] [stdout]     |
[INFO] [stdout] 490 | pub fn all_elements_satisfy<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:518:61
[INFO] [stdout]     |
[INFO] [stdout] 518 | pub fn some_elements_satisfy<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:566:62
[INFO] [stdout]     |
[INFO] [stdout] 566 | pub fn has_entry<'a,K:'a,V:'a,M:'a>(key: K, value: V) -> Box<Matcher<'a,M> + 'a>
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,M> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:637:50
[INFO] [stdout]     |
[INFO] [stdout] 637 | pub fn has_key<'a,K:'a,V:'a,M:'a>(key: K) -> Box<Matcher<'a,M> + 'a>
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,M> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matchers/collection.rs:690:52
[INFO] [stdout]     |
[INFO] [stdout] 690 | pub fn has_value<'a,K:'a,V:'a,M:'a>(key: K) -> Box<Matcher<'a,M> + 'a>
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,M> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused comparison that must be used
[INFO] [stdout]   --> tests/expectations.rs:91:42
[INFO] [stdout]    |
[INFO] [stdout] 91 |             let e = get_expectation_for!(1 == 1, panics);
[INFO] [stdout]    |                                          ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused comparison that must be used
[INFO] [stdout]    --> tests/expectations.rs:101:42
[INFO] [stdout]     |
[INFO] [stdout] 101 |             let e = get_expectation_for!(1 == 1, does not panic);
[INFO] [stdout]     |                                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused comparison that must be used
[INFO] [stdout]    --> tests/expectations.rs:178:26
[INFO] [stdout]     |
[INFO] [stdout] 178 |             expect_that!(1 == 1, panics);
[INFO] [stdout]     |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused comparison that must be used
[INFO] [stdout]    --> tests/expectations.rs:187:26
[INFO] [stdout]     |
[INFO] [stdout] 187 |             expect_that!(1 == 1, does not panic);
[INFO] [stdout]     |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused arithmetic operation that must be used
[INFO] [stdout]   --> tests/core_matchers.rs:34:26
[INFO] [stdout]    |
[INFO] [stdout] 34 |             assert_that!(&1+1, panics);
[INFO] [stdout]    |                          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused arithmetic operation that must be used
[INFO] [stdout]   --> tests/core_matchers.rs:45:22
[INFO] [stdout]    |
[INFO] [stdout] 45 |         assert_that!(&1+1, does not panic);
[INFO] [stdout]    |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 51 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "110960cc212685f9a2da9ba1ecffedc32279fbd6abe3528a60fa65aee5f37bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "110960cc212685f9a2da9ba1ecffedc32279fbd6abe3528a60fa65aee5f37bc3", kill_on_drop: false }`
[INFO] [stdout] 110960cc212685f9a2da9ba1ecffedc32279fbd6abe3528a60fa65aee5f37bc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 167cf3d6e48ead0b7e7f9ef0e75923fbc513201bd3aa36146fbfd92c09a2cdfa
[INFO] running `Command { std: "docker" "start" "-a" "167cf3d6e48ead0b7e7f9ef0e75923fbc513201bd3aa36146fbfd92c09a2cdfa", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matchers/core.rs:43:52
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn assertion_always_succeeds<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> {
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matchers/core.rs:55:36
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub fn any_value<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matchers/core.rs:71:49
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub fn assertion_always_fails<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> {
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matchers/core.rs:88:35
[INFO] [stderr]    |
[INFO] [stderr] 88 | pub fn no_value<'a,T:'a>() -> Box<Matcher<'a,T> + 'a> { assertion_always_fails() }
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:101:34
[INFO] [stderr]     |
[INFO] [stderr] 101 | pub fn is<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:101:62
[INFO] [stderr]     |
[INFO] [stderr] 101 | pub fn is<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:117:35
[INFO] [stderr]     |
[INFO] [stderr] 117 | pub fn has<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:117:63
[INFO] [stderr]     |
[INFO] [stderr] 117 | pub fn has<'a, T:'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:130:36
[INFO] [stderr]     |
[INFO] [stderr] 130 | pub fn not<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:130:64
[INFO] [stderr]     |
[INFO] [stderr] 130 | pub fn not<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,T> + 'a> {
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:154:44
[INFO] [stderr]     |
[INFO] [stderr] 154 | pub fn equal_to<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:170:62
[INFO] [stderr]     |
[INFO] [stderr] 170 | pub fn eq<'a, T: PartialEq + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { equal_to(expected) }
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:183:45
[INFO] [stderr]     |
[INFO] [stderr] 183 | pub fn less_than<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:198:63
[INFO] [stderr]     |
[INFO] [stderr] 198 | pub fn lt<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { less_than(expected) }
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:211:48
[INFO] [stderr]     |
[INFO] [stderr] 211 | pub fn greater_than<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:226:63
[INFO] [stderr]     |
[INFO] [stderr] 226 | pub fn gt<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { greater_than(expected) }
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:240:54
[INFO] [stderr]     |
[INFO] [stderr] 240 | pub fn less_than_or_equal<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:256:64
[INFO] [stderr]     |
[INFO] [stderr] 256 | pub fn leq<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { less_than_or_equal(expected) }
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:270:57
[INFO] [stderr]     |
[INFO] [stderr] 270 | pub fn greater_than_or_equal<'a, T>(expected: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:286:64
[INFO] [stderr]     |
[INFO] [stderr] 286 | pub fn geq<'a, T: PartialOrd + Debug + 'a>(expected: T) -> Box<Matcher<'a,T> + 'a> { greater_than_or_equal(expected) }
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:299:52
[INFO] [stderr]     |
[INFO] [stderr] 299 | pub fn close_to<'a, T>(expected: T, eps: T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/core.rs:334:51
[INFO] [stderr]     |
[INFO] [stderr] 334 | pub fn same_object<'a, T>(expected: &'a T) -> Box<Matcher<'a,T> + 'a>
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matchers/combinators.rs:49:22
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub matcher: Box<Matcher<'a,T> + 'a>,
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matchers/combinators.rs:55:28
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn of(matcher: Box<Matcher<'a,T> + 'a>) -> All<'a,T> {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matchers/combinators.rs:63:35
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn and(self, matcher: Box<Matcher<'a,T> + 'a>) -> All<'a,T> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/combinators.rs:116:22
[INFO] [stderr]     |
[INFO] [stderr] 116 |     pub matcher: Box<Matcher<'a,T> + 'a>,
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/combinators.rs:122:28
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn of(matcher: Box<Matcher<'a,T> + 'a>) -> Any<'a,T> {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/combinators.rs:130:34
[INFO] [stderr]     |
[INFO] [stderr] 130 |     pub fn or(self, matcher: Box<Matcher<'a,T> + 'a>) -> Any<'a,T> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matchers/variant.rs:67:43
[INFO] [stderr]    |
[INFO] [stderr] 67 | pub fn maybe_some<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Option<T>> + 'a> {
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matchers/variant.rs:67:71
[INFO] [stderr]    |
[INFO] [stderr] 67 | pub fn maybe_some<'a, T: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Option<T>> + 'a> {
[INFO] [stderr]    |                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,Option<T>> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matchers/variant.rs:88:48
[INFO] [stderr]    |
[INFO] [stderr] 88 | pub fn maybe_ok<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matchers/variant.rs:88:76
[INFO] [stderr]    |
[INFO] [stderr] 88 | pub fn maybe_ok<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,T> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stderr]    |                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,Result<T,E>> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/variant.rs:109:49
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub fn maybe_err<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,E> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,E> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/variant.rs:109:77
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub fn maybe_err<'a, T: 'a, E: 'a>(matcher: Box<Matcher<'a,E> + 'a>) -> Box<Matcher<'a,Result<T,E>> + 'a> {
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,Result<T,E>> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matchers/collection.rs:47:78
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub fn contains_in_any_order<'a,T:'a,I:'a,J:'a>(expected_elements: I) -> Box<Matcher<'a,J> + 'a>
[INFO] [stderr]    |                                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,J> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:109:74
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub fn contains_in_order<'a,T:'a,I:'a,J:'a>(expected_elements: I) -> Box<Matcher<'a,J> + 'a>
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,J> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:166:72
[INFO] [stderr]     |
[INFO] [stderr] 166 | pub fn contains_subset<'a,T:'a,I:'a,J:'a>(expected_elements: I) -> Box<Matcher<'a,J> + 'a>
[INFO] [stderr]     |                                                                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,J> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:214:63
[INFO] [stderr]     |
[INFO] [stderr] 214 | pub fn contained_in<'a,T:'a,I>(expected_to_contain: I) -> Box<Matcher<'a,T> + 'a>
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,T> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:248:88
[INFO] [stderr]     |
[INFO] [stderr] 248 | pub fn sorted_by<'a,T,I,P>(predicate: P, expected_ordering: std::cmp::Ordering) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stderr]     |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:289:97
[INFO] [stderr]     |
[INFO] [stderr] 289 | pub fn sorted_strictly_by<'a,T,I,P>(predicate: P, expected_ordering: std::cmp::Ordering) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stderr]     |                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:329:62
[INFO] [stderr]     |
[INFO] [stderr] 329 | pub fn sorted_by_in_any_order<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:375:71
[INFO] [stderr]     |
[INFO] [stderr] 375 | pub fn sorted_strictly_by_in_any_order<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stderr]     |                                                                       ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:422:42
[INFO] [stderr]     |
[INFO] [stderr] 422 | pub fn sorted_ascending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:439:51
[INFO] [stderr]     |
[INFO] [stderr] 439 | pub fn sorted_strictly_ascending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:456:43
[INFO] [stderr]     |
[INFO] [stderr] 456 | pub fn sorted_descending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:473:52
[INFO] [stderr]     |
[INFO] [stderr] 473 | pub fn sorted_strictly_descending<'a,T,I>() -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:490:60
[INFO] [stderr]     |
[INFO] [stderr] 490 | pub fn all_elements_satisfy<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:518:61
[INFO] [stderr]     |
[INFO] [stderr] 518 | pub fn some_elements_satisfy<'a,T,I,P>(predicate: P) -> Box<Fn(&'a I) -> MatchResult>
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a I) -> MatchResult`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:566:62
[INFO] [stderr]     |
[INFO] [stderr] 566 | pub fn has_entry<'a,K:'a,V:'a,M:'a>(key: K, value: V) -> Box<Matcher<'a,M> + 'a>
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,M> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:637:50
[INFO] [stderr]     |
[INFO] [stderr] 637 | pub fn has_key<'a,K:'a,V:'a,M:'a>(key: K) -> Box<Matcher<'a,M> + 'a>
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,M> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matchers/collection.rs:690:52
[INFO] [stderr]     |
[INFO] [stderr] 690 | pub fn has_value<'a,K:'a,V:'a,M:'a>(key: K) -> Box<Matcher<'a,M> + 'a>
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Matcher<'a,M> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `galvanic-assert` (lib) generated 51 warnings
[INFO] [stderr] warning: `galvanic-assert` (lib test) generated 51 warnings (51 duplicates)
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]   --> tests/core_matchers.rs:34:26
[INFO] [stderr]    |
[INFO] [stderr] 34 |             assert_that!(&1+1, panics);
[INFO] [stderr]    |                          ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]   --> tests/core_matchers.rs:45:22
[INFO] [stderr]    |
[INFO] [stderr] 45 |         assert_that!(&1+1, does not panic);
[INFO] [stderr]    |                      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]   --> tests/expectations.rs:91:42
[INFO] [stderr]    |
[INFO] [stderr] 91 |             let e = get_expectation_for!(1 == 1, panics);
[INFO] [stderr]    |                                          ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> tests/expectations.rs:101:42
[INFO] [stderr]     |
[INFO] [stderr] 101 |             let e = get_expectation_for!(1 == 1, does not panic);
[INFO] [stderr]     |                                          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> tests/expectations.rs:178:26
[INFO] [stderr]     |
[INFO] [stderr] 178 |             expect_that!(1 == 1, panics);
[INFO] [stderr]     |                          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> tests/expectations.rs:187:26
[INFO] [stderr]     |
[INFO] [stderr] 187 |             expect_that!(1 == 1, does not panic);
[INFO] [stderr]     |                          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `galvanic-assert` (test "core_matchers") generated 2 warnings
[INFO] [stderr] warning: `galvanic-assert` (test "expectations") generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/galvanic_assert-3598adf2bcc4352b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/collections_matchers.rs (/opt/rustwide/target/debug/deps/collections_matchers-4a4a4c56a4306c2b)
[INFO] [stdout] test test::should_bool ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 78 tests
[INFO] [stdout] test all_elements_satisfy::should_match ... ok
[INFO] [stdout] test all_elements_satisfy::should_match_empty_collection ... ok
[INFO] [stdout] test contained_in::should_match ... ok
[INFO] [stdout] test contains_in_any_order::should_match ... ok
[INFO] [stdout] test contains_in_any_order::should_match_empty_collection ... ok
[INFO] [stdout] test contains_in_order::should_match ... ok
[INFO] [stdout] test contains_in_order::should_match_empty_collection ... ok
[INFO] [stdout] test contains_subset::should_match ... ok
[INFO] [stdout] test contains_subset::should_match_empty_collection ... ok
[INFO] [stdout] test contains_subset::should_match_empty_subset ... ok
[INFO] [stdout] test has_entry::ordered_map::should_match ... ok
[INFO] [stdout] test has_key::hash_map::should_match ... ok
[INFO] [stdout] test has_key::ordered_map::should_match ... ok
[INFO] [stdout] test some_elements_satisfy::should_match ... ok
[INFO] [stdout] test sorted_ascending::should_match ... ok
[INFO] [stdout] test sorted_ascending::should_match_empty_collection ... ok
[INFO] [stdout] test sorted_by::should_match ... ok
[INFO] [stdout] test sorted_by::should_match_all_eq ... ok
[INFO] [stdout] test sorted_by::should_match_empty_collection ... ok
[INFO] [stdout] test sorted_by::should_match_eq_then_ordered ... ok
[INFO] [stdout] test sorted_by::should_match_single_element ... ok
[INFO] [stdout] test sorted_by::should_match_some_eq ... ok
[INFO] [stdout] test sorted_by_in_any_order::should_match_all_eq ... ok
[INFO] [stdout] test sorted_by_in_any_order::should_match_eq_then_ordered ... ok
[INFO] [stdout] test sorted_by_in_any_order::should_match_empty_collection ... ok
[INFO] [stdout] test sorted_by_in_any_order::should_match_single_element ... ok
[INFO] [stdout] test sorted_by_in_any_order::should_match_sorted_ascending ... ok
[INFO] [stdout] test sorted_by_in_any_order::should_match_sorted_descending ... ok
[INFO] [stdout] test has_entry::hash_map::should_match ... ok
[INFO] [stdout] test sorted_descending::should_match ... ok
[INFO] [stdout] test sorted_descending::should_match_empty_collection ... ok
[INFO] [stdout] test sorted_strictly_ascending::should_match_empty_collection ... ok
[INFO] [stdout] test sorted_strictly_ascending::should_match ... ok
[INFO] [stdout] test sorted_strictly_by::should_match ... ok
[INFO] [stdout] test sorted_strictly_by::should_match_empty_collection ... ok
[INFO] [stdout] test sorted_strictly_by::should_match_single_element ... ok
[INFO] [stdout] test sorted_strictly_by_in_any_order::should_match_empty_collection ... ok
[INFO] [stdout] test sorted_strictly_by_in_any_order::should_match_single_element ... ok
[INFO] [stdout] test sorted_strictly_by_in_any_order::should_match_sorted_strictly_ascending ... ok
[INFO] [stdout] test sorted_strictly_by_in_any_order::should_match_sorted_strictly_descending ... ok
[INFO] [stdout] test sorted_strictly_descending::should_match ... ok
[INFO] [stdout] test sorted_strictly_descending::should_match_empty_collection ... ok
[INFO] [stdout] test all_elements_satisfy::should_fail ... ok
[INFO] [stdout] test contained_in::should_fail ... ok
[INFO] [stdout] test contains_in_any_order::should_fail_due_to_missing_element ... ok
[INFO] [stdout] test contains_in_any_order::should_fail_due_to_unexpected_element ... ok
[INFO] [stdout] test contains_in_order::should_fail_due_to_missing_element ... ok
[INFO] [stdout] test contains_in_order::should_fail_due_to_unexpected_element ... ok
[INFO] [stdout] test contains_in_order::should_fail_due_to_unordered_element ... ok
[INFO] [stdout] test contains_subset::should_fail_due_to_missing_element ... ok
[INFO] [stdout] test has_entry::hash_map::should_fail_due_to_missing_key ... ok
[INFO] [stdout] test has_entry::hash_map::should_fail_due_to_wrong_entry ... ok
[INFO] [stdout] test has_entry::ordered_map::should_fail_due_to_wrong_entry ... ok
[INFO] [stdout] test has_key::hash_map::should_fail_due_to_missing_key ... ok
[INFO] [stdout] test has_key::ordered_map::should_fail_due_to_missing_key ... ok
[INFO] [stdout] test some_elements_satisfy::should_fail ... ok
[INFO] [stdout] test some_elements_satisfy::should_fail_empty_collection ... ok
[INFO] [stdout] test sorted_ascending::should_fail_reversed ... ok
[INFO] [stdout] test sorted_ascending::should_fail_unordered ... ok
[INFO] [stdout] test sorted_by::should_fail_some_eq_then_unordered ... ok
[INFO] [stdout] test sorted_by::should_fail_unordered ... ok
[INFO] [stdout] test sorted_by_in_any_order::should_fail_some_eq_then_unordered ... ok
[INFO] [stdout] test sorted_by_in_any_order::should_fail_unordered ... ok
[INFO] [stdout] test sorted_descending::should_fail ... ok
[INFO] [stdout] test has_entry::ordered_map::should_fail_due_to_missing_key ... ok
[INFO] [stdout] test sorted_descending::should_fail_reversed ... ok
[INFO] [stdout] test sorted_strictly_ascending::should_fail_not_strict ... ok
[INFO] [stdout] test sorted_strictly_ascending::should_fail_reversed ... ok
[INFO] [stdout] test sorted_strictly_ascending::should_fail_unordered ... ok
[INFO] [stdout] test sorted_strictly_by::should_fail_all_eq ... ok
[INFO] [stdout] test sorted_strictly_by::should_fail_not_strict ... ok
[INFO] [stdout] test sorted_strictly_by::should_fail_unordered ... ok
[INFO] [stdout] test sorted_strictly_by_in_any_order::should_fail_all_eq ... ok
[INFO] [stdout] test sorted_strictly_by_in_any_order::should_fail_not_strict ... ok
[INFO] [stdout] test sorted_strictly_by_in_any_order::should_fail_unordered ... ok
[INFO] [stdout] test sorted_strictly_descending::should_fail_not_strict ... ok
[INFO] [stdout] test sorted_strictly_descending::should_fail_reversed ... ok
[INFO] [stdout] test sorted_strictly_descending::should_fail_unordered ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 78 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/combinator_matchers.rs (/opt/rustwide/target/debug/deps/combinator_matchers-e12e45a68f448b42)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test all_of::should_match ... ok
[INFO] [stdout] test all_of::should_match_with_macro ... ok
[INFO] [stdout] test any_of::should_match_if_none_fails ... ok
[INFO] [stdout] test any_of::should_match_if_some_fails ... ok
[INFO] [stdout] test any_of::should_match_with_macro ... ok
[INFO] [stdout] test combining_combinators::should_match_combined_all_any ... ok
[INFO] [stdout] test combining_combinators::should_match_combined_any_all ... ok
[INFO] [stdout] test combining_combinators::should_match_combined_not_any ... ok
[INFO] [stdout] test combining_variant_matchers::should_match ... ok
[INFO] [stdout] test all_of::should_fail ... ok
[INFO] [stdout] test any_of::should_fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/core_matchers.rs (/opt/rustwide/target/debug/deps/core_matchers-ee69c291573d1b35)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test assert_does_not_panic::should_assert_that_no_panic_occurred ... ok
[INFO] [stdout] test assert_expression::should_assert_an_expression_to_be_true_with_reason ... ok
[INFO] [stdout] test assert_expression::should_assert_an_expression_to_be_true ... ok
[INFO] [stdout] test close_to::should_match ... ok
[INFO] [stdout] test eq::should_match ... ok
[INFO] [stdout] test greater_than_or_equal::should_match ... ok
[INFO] [stdout] test greater_than::should_match ... ok
[INFO] [stdout] test has_structure::enum_like::should_match ... ok
[INFO] [stdout] test has_structure::struct_like::should_match ... ok
[INFO] [stdout] test has_structure::struct_like::should_match_incomplete_field_list ... ok
[INFO] [stdout] test has_structure::tuple_like::should_match ... ok
[INFO] [stdout] test invariants::assertion_should_succeed ... ok
[INFO] [stdout] test less_than::should_match ... ok
[INFO] [stdout] test less_than_or_equal::should_match ... ok
[INFO] [stdout] test not::should_invert_success ... ok
[INFO] [stdout] test same_object::should_match ... ok
[INFO] [stdout] test assert_expression::should_fail_to_assert_an_expression_to_be_true ... ok
[INFO] [stdout] test assert_expression::should_fail_to_assert_an_expression_to_be_true_with_reason ... ok
[INFO] [stdout] test assert_panic::should_assert_a_panic ... ok
[INFO] [stdout] test assert_panic::should_fail_to_assert_a_panic ... ok
[INFO] [stdout] test close_to::should_fail ... ok
[INFO] [stdout] test eq::should_fail ... ok
[INFO] [stdout] test greater_than::should_fail ... ok
[INFO] [stdout] test has_structure::enum_like::should_fail ... ok
[INFO] [stdout] test less_than::should_fail ... ok
[INFO] [stdout] test not::should_invert_fail ... ok
[INFO] [stdout] test same_object::should_fail ... ok
[INFO] [stdout] test assert_does_not_panic::should_fail_to_assert_a_panic ... ok
[INFO] [stdout] test greater_than_or_equal::should_fail ... ok
[INFO] [stdout] test invariants::assertion_should_fail ... ok
[INFO] [stdout] test has_structure::tuple_like::should_fail - should panic ... ok
[INFO] [stdout] test has_structure::struct_like::should_fail - should panic ... ok
[INFO] [stdout] test less_than_or_equal::should_fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/expectations.rs (/opt/rustwide/target/debug/deps/expectations-124052c2647ffd05)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test expect_that::use_expression::should_expect_an_expression_to_be_true ... ok
[INFO] [stdout] test expect_that::use_expression::should_get_multiple_expectations_asserting_an_expression_to_be_true ... ok
[INFO] [stdout] test expect_that::use_matcher::should_expect_a_matcher_to_succeed ... ok
[INFO] [stdout] test expect_that::use_no_panic::should_expect_an_expression_to_not_panic ... ok
[INFO] [stdout] test get_expectation_for::use_expression::should_get_an_expectation_asserting_an_expression_to_be_true ... ok
[INFO] [stdout] test get_expectation_for::use_expression::should_get_an_expectation_asserting_an_expression_to_be_true_and_verify_manually ... ok
[INFO] [stdout] test get_expectation_for::use_expression::should_get_multiple_expectations_asserting_an_expression_to_be_true ... ok
[INFO] [stdout] test get_expectation_for::use_matcher::should_get_an_expectation_asserting_a_matcher_to_succeed ... ok
[INFO] [stdout] test get_expectation_for::use_no_panic::should_get_an_expectation_asserting_an_expression_to_not_panic ... ok
[INFO] [stdout] test expect_that::use_expression::should_be_failing_to_expect_an_expression_to_be_true - should panic ... ok
[INFO] [stdout] test expect_that::use_expression::should_get_multiple_expectations_failing_to_assert_an_expression_to_be_true - should panic ... ok
[INFO] [stdout] test expect_that::use_expression::should_get_multiple_expectations_some_failing_to_assert_an_expression_to_be_true - should panic ... ok
[INFO] [stdout] test expect_that::use_matcher::should_expect_a_matcher_to_fail - should panic ... ok
[INFO] [stdout] test expect_that::use_no_panic::should_be_failing_to_expect_an_expression_to_panic - should panic ... ok
[INFO] [stdout] test expect_that::use_panic::should_expect_an_expression_to_panic ... ok
[INFO] [stdout] test get_expectation_for::use_expression::should_get_an_expectation_failing_to_assert_an_expression_to_be_true - should panic ... ok
[INFO] [stdout] test get_expectation_for::use_expression::should_get_an_expectation_failing_to_assert_an_expression_to_be_true_and_verify_manually - should panic ... ok
[INFO] [stdout] test get_expectation_for::use_expression::should_get_multiple_expectations_failing_to_assert_an_expression_to_be_true ... ok
[INFO] [stdout] test get_expectation_for::use_matcher::should_get_an_expectation_asserting_a_matcher_to_fail - should panic ... ok
[INFO] [stdout] test get_expectation_for::use_panic::should_get_an_expectation_asserting_an_expression_to_panic ... ok
[INFO] [stdout] test expect_that::use_panic::should_be_failing_to_expect_an_expression_to_panic - should panic ... ok
[INFO] [stdout] test get_expectation_for::use_panic::should_get_an_expectation_failing_to_assert_an_expression_to_panic - should panic ... ok
[INFO] [stdout] test get_expectation_for::use_expression::should_get_multiple_expectations_some_failing_to_assert_an_expression_to_be_true ... ok
[INFO] [stdout] test get_expectation_for::use_no_panic::should_get_an_expectation_failing_to_assert_an_expression_to_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/variant_matchers.rs (/opt/rustwide/target/debug/deps/variant_matchers-123ffc666d5258ec)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test is_variant::should_succeed ... ok
[INFO] [stdout] test maybe_err::should_succeed ... ok
[INFO] [stdout] test maybe_ok::should_succeed ... ok
[INFO] [stdout] test maybe_some::should_succeed ... ok
[INFO] [stdout] test maybe_err::should_fail_because_nested_matcher_fails - should panic ... ok
[INFO] [stdout] test is_variant::should_fail ... ok
[INFO] [stdout] test maybe_ok::should_fail_because_nested_matcher_fails - should panic ... ok
[INFO] [stdout] test maybe_err::should_fail_because_of_none_value - should panic ... ok
[INFO] [stdout] test maybe_ok::should_fail_because_of_none_value - should panic ... ok
[INFO] [stdout] test maybe_some::should_fail_because_nested_matcher_fails - should panic ... ok
[INFO] [stdout] test maybe_some::should_fail_because_of_none_value - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests galvanic-assert
[INFO] [stdout] 
[INFO] [stdout] running 58 tests
[INFO] [stdout] test src/lib.rs - assert_that (line 39) ... ignored
[INFO] [stdout] test src/lib.rs - assert_that (line 48) ... ignored
[INFO] [stdout] test src/lib.rs - assert_that (line 58) ... ignored
[INFO] [stdout] test src/lib.rs - expect_that (line 225) ... ignored
[INFO] [stdout] test src/lib.rs - expect_that (line 234) ... ignored
[INFO] [stdout] test src/lib.rs - expect_that (line 244) ... ignored
[INFO] [stdout] test src/lib.rs - expect_that (line 251) ... ignored
[INFO] [stdout] test src/lib.rs - get_expectation_for (line 114) ... ignored
[INFO] [stdout] test src/lib.rs - get_expectation_for (line 123) ... ignored
[INFO] [stdout] test src/lib.rs - get_expectation_for (line 133) ... ignored
[INFO] [stdout] test src/lib.rs - get_expectation_for (line 140) ... ignored
[INFO] [stdout] test src/lib.rs - get_expectation_for (line 148) ... ignored
[INFO] [stdout] test src/matchers/variant.rs - matchers::variant::maybe_ok (line 80) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name galvanic_assert --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern galvanic_assert=/opt/rustwide/target/debug/deps/libgalvanic_assert-f95d05a4bb0e3324.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "167cf3d6e48ead0b7e7f9ef0e75923fbc513201bd3aa36146fbfd92c09a2cdfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "167cf3d6e48ead0b7e7f9ef0e75923fbc513201bd3aa36146fbfd92c09a2cdfa", kill_on_drop: false }`
[INFO] [stdout] 167cf3d6e48ead0b7e7f9ef0e75923fbc513201bd3aa36146fbfd92c09a2cdfa
