[INFO] fetching crate splitmut 0.2.1... [INFO] testing splitmut-0.2.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate splitmut 0.2.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate splitmut 0.2.1 [INFO] finished tweaking crates.io crate splitmut 0.2.1 [INFO] tweaked toml for crates.io crate splitmut 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate splitmut 0.2.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 28792ee14398c3ea4709830d2c622931ef5194adca68a9620c57b0053250ab11 [INFO] running `Command { std: "docker" "start" "-a" "28792ee14398c3ea4709830d2c622931ef5194adca68a9620c57b0053250ab11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28792ee14398c3ea4709830d2c622931ef5194adca68a9620c57b0053250ab11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28792ee14398c3ea4709830d2c622931ef5194adca68a9620c57b0053250ab11", kill_on_drop: false }` [INFO] [stdout] 28792ee14398c3ea4709830d2c622931ef5194adca68a9620c57b0053250ab11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d448947a25b3c756ed9a663a8680f7ec5facb6082eded7e3c6a026e2e9fd17b2 [INFO] running `Command { std: "docker" "start" "-a" "d448947a25b3c756ed9a663a8680f7ec5facb6082eded7e3c6a026e2e9fd17b2", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling splitmut v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:234:17 [INFO] [stdout] | [INFO] [stdout] 234 | let p = try!(to_r(self.0.get1_mut(k))); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:67:27 [INFO] [stdout] | [INFO] [stdout] 67 | f.write_str(self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:165:17 [INFO] [stdout] | [INFO] [stdout] 165 | fn get_muts(&mut self) -> GetMuts { GetMuts(self, HashSet::new(), PhantomData) } [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 165 | fn get_muts(&mut self) -> GetMuts<'_, K, V, Self> { GetMuts(self, HashSet::new(), PhantomData) } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:182:42 [INFO] [stdout] | [INFO] [stdout] 182 | fn get_mut_iter>(&mut self, i: I) -> GetMutIter { GetMutIter(self.get_muts(), i) } [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 182 | fn get_mut_iter>(&mut self, i: I) -> GetMutIter<'_, K, V, Self, I> { GetMutIter(self.get_muts(), i) } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `Command { std: "docker" "inspect" "d448947a25b3c756ed9a663a8680f7ec5facb6082eded7e3c6a026e2e9fd17b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d448947a25b3c756ed9a663a8680f7ec5facb6082eded7e3c6a026e2e9fd17b2", kill_on_drop: false }` [INFO] [stdout] d448947a25b3c756ed9a663a8680f7ec5facb6082eded7e3c6a026e2e9fd17b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13991d91524f3ffae819a9b7aa400eff34da5246fb8d67798dc4ca5e01920ffd [INFO] running `Command { std: "docker" "start" "-a" "13991d91524f3ffae819a9b7aa400eff34da5246fb8d67798dc4ca5e01920ffd", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling splitmut v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:234:17 [INFO] [stdout] | [INFO] [stdout] 234 | let p = try!(to_r(self.0.get1_mut(k))); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:67:27 [INFO] [stdout] | [INFO] [stdout] 67 | f.write_str(self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:165:17 [INFO] [stdout] | [INFO] [stdout] 165 | fn get_muts(&mut self) -> GetMuts { GetMuts(self, HashSet::new(), PhantomData) } [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 165 | fn get_muts(&mut self) -> GetMuts<'_, K, V, Self> { GetMuts(self, HashSet::new(), PhantomData) } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:182:42 [INFO] [stdout] | [INFO] [stdout] 182 | fn get_mut_iter>(&mut self, i: I) -> GetMutIter { GetMutIter(self.get_muts(), i) } [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 182 | fn get_mut_iter>(&mut self, i: I) -> GetMutIter<'_, K, V, Self, I> { GetMutIter(self.get_muts(), i) } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:234:17 [INFO] [stdout] | [INFO] [stdout] 234 | let p = try!(to_r(self.0.get1_mut(k))); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:67:27 [INFO] [stdout] | [INFO] [stdout] 67 | f.write_str(self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:165:17 [INFO] [stdout] | [INFO] [stdout] 165 | fn get_muts(&mut self) -> GetMuts { GetMuts(self, HashSet::new(), PhantomData) } [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 165 | fn get_muts(&mut self) -> GetMuts<'_, K, V, Self> { GetMuts(self, HashSet::new(), PhantomData) } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:182:42 [INFO] [stdout] | [INFO] [stdout] 182 | fn get_mut_iter>(&mut self, i: I) -> GetMutIter { GetMutIter(self.get_muts(), i) } [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 182 | fn get_mut_iter>(&mut self, i: I) -> GetMutIter<'_, K, V, Self, I> { GetMutIter(self.get_muts(), i) } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/lib.rs:313:42 [INFO] [stdout] | [INFO] [stdout] 313 | let z: Vec<_> = h.get_mut_iter(slice.into_iter().map(|&k| k)).collect(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 313 - let z: Vec<_> = h.get_mut_iter(slice.into_iter().map(|&k| k)).collect(); [INFO] [stdout] 313 + let z: Vec<_> = h.get_mut_iter(slice.iter().map(|&k| k)).collect(); [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 313 - let z: Vec<_> = h.get_mut_iter(slice.into_iter().map(|&k| k)).collect(); [INFO] [stdout] 313 + let z: Vec<_> = h.get_mut_iter(IntoIterator::into_iter(slice).map(|&k| k)).collect(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "13991d91524f3ffae819a9b7aa400eff34da5246fb8d67798dc4ca5e01920ffd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13991d91524f3ffae819a9b7aa400eff34da5246fb8d67798dc4ca5e01920ffd", kill_on_drop: false }` [INFO] [stdout] 13991d91524f3ffae819a9b7aa400eff34da5246fb8d67798dc4ca5e01920ffd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c5a813f8335ca746a112470688d81fe2d6244dfed357bf7fc437499a1d4d3fc2 [INFO] running `Command { std: "docker" "start" "-a" "c5a813f8335ca746a112470688d81fe2d6244dfed357bf7fc437499a1d4d3fc2", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/lib.rs:234:17 [INFO] [stderr] | [INFO] [stderr] 234 | let p = try!(to_r(self.0.get1_mut(k))); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:67:27 [INFO] [stderr] | [INFO] [stderr] 67 | f.write_str(self.description()) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:165:17 [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 165 | fn get_muts(&mut self) -> GetMuts { GetMuts(self, HashSet::new(), PhantomData) } [INFO] [stdout] running 6 tests [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] test deque_reg ... ok [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stdout] test hash_reg ... ok [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] test tree_borrow ... ok [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] test vec ... ok [INFO] [stderr] help: use `'_` for type paths [INFO] [stdout] test hash_same ... ok [INFO] [stderr] | [INFO] [stdout] test deque_same ... ok [INFO] [stderr] 165 | fn get_muts(&mut self) -> GetMuts<'_, K, V, Self> { GetMuts(self, HashSet::new(), PhantomData) } [INFO] [stdout] [INFO] [stderr] | +++ [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:182:42 [INFO] [stderr] | [INFO] [stderr] 182 | fn get_mut_iter>(&mut self, i: I) -> GetMutIter { GetMutIter(self.get_muts(), i) } [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 182 | fn get_mut_iter>(&mut self, i: I) -> GetMutIter<'_, K, V, Self, I> { GetMutIter(self.get_muts(), i) } [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `splitmut` (lib) generated 4 warnings (run `cargo fix --lib -p splitmut` to apply 2 suggestions) [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stderr] --> src/lib.rs:313:42 [INFO] [stderr] | [INFO] [stderr] 313 | let z: Vec<_> = h.get_mut_iter(slice.into_iter().map(|&k| k)).collect(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 313 - let z: Vec<_> = h.get_mut_iter(slice.into_iter().map(|&k| k)).collect(); [INFO] [stderr] 313 + let z: Vec<_> = h.get_mut_iter(slice.iter().map(|&k| k)).collect(); [INFO] [stderr] | [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 313 - let z: Vec<_> = h.get_mut_iter(slice.into_iter().map(|&k| k)).collect(); [INFO] [stderr] 313 + let z: Vec<_> = h.get_mut_iter(IntoIterator::into_iter(slice).map(|&k| k)).collect(); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `splitmut` (lib test) generated 5 warnings (4 duplicates) (run `cargo fix --lib -p splitmut --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/splitmut-83821a2aaf3cd2d0) [INFO] [stderr] Doc-tests splitmut [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - SplitMut::get_muts (line 155) ... ok [INFO] [stdout] test src/lib.rs - (line 12) ... ok [INFO] [stdout] test src/lib.rs - SplitMut::get_mut_iter (line 171) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c5a813f8335ca746a112470688d81fe2d6244dfed357bf7fc437499a1d4d3fc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5a813f8335ca746a112470688d81fe2d6244dfed357bf7fc437499a1d4d3fc2", kill_on_drop: false }` [INFO] [stdout] c5a813f8335ca746a112470688d81fe2d6244dfed357bf7fc437499a1d4d3fc2