[INFO] crate galvanic-assert 0.8.7 is already in cache
[INFO] extracting crate galvanic-assert 0.8.7 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/galvanic-assert/0.8.7
[INFO] extracting crate galvanic-assert 0.8.7 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/galvanic-assert/0.8.7
[INFO] validating manifest of galvanic-assert-0.8.7 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of galvanic-assert-0.8.7 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing galvanic-assert-0.8.7
[INFO] finished frobbing galvanic-assert-0.8.7
[INFO] frobbed toml for galvanic-assert-0.8.7 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/galvanic-assert/0.8.7/Cargo.toml
[INFO] started frobbing galvanic-assert-0.8.7
[INFO] finished frobbing galvanic-assert-0.8.7
[INFO] frobbed toml for galvanic-assert-0.8.7 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/galvanic-assert/0.8.7/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking galvanic-assert-0.8.7 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-0/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/galvanic-assert/0.8.7:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 84a2e339344495e95ed38b8c64a4feebaf87bbf31afcecb61a3e3d16cb9faccd
[INFO] running `"docker" "start" "-a" "84a2e339344495e95ed38b8c64a4feebaf87bbf31afcecb61a3e3d16cb9faccd"`
[INFO] [stderr]     Checking galvanic-assert v0.8.7 (/opt/crater/workdir)
[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] 
[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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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] 
[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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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]     Finished dev [unoptimized + debuginfo] target(s) in 3.06s
[INFO] running `"docker" "inspect" "84a2e339344495e95ed38b8c64a4feebaf87bbf31afcecb61a3e3d16cb9faccd"`
[INFO] running `"docker" "rm" "-f" "84a2e339344495e95ed38b8c64a4feebaf87bbf31afcecb61a3e3d16cb9faccd"`
[INFO] [stdout] 84a2e339344495e95ed38b8c64a4feebaf87bbf31afcecb61a3e3d16cb9faccd