[INFO] fetching crate splitmut 0.2.1...
[INFO] building splitmut-0.2.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate splitmut 0.2.1 into /workspace/builds/worker-6-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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate splitmut 0.2.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ecd3f125ebfa201853ceebd7689d38c19691a53c8d03d6b493d5cb24a38d0e5
[INFO] running `Command { std: "docker" "start" "-a" "3ecd3f125ebfa201853ceebd7689d38c19691a53c8d03d6b493d5cb24a38d0e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ecd3f125ebfa201853ceebd7689d38c19691a53c8d03d6b493d5cb24a38d0e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ecd3f125ebfa201853ceebd7689d38c19691a53c8d03d6b493d5cb24a38d0e5", kill_on_drop: false }`
[INFO] [stdout] 3ecd3f125ebfa201853ceebd7689d38c19691a53c8d03d6b493d5cb24a38d0e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d62db9a732d26c95d472d7dc652d1de6c999b688bedec13a14f4870416bdb75
[INFO] running `Command { std: "docker" "start" "-a" "8d62db9a732d26c95d472d7dc652d1de6c999b688bedec13a14f4870416bdb75", 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<K, V, Self> { 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<I: Iterator<Item=K>>(&mut self, i: I) -> GetMutIter<K, V, Self, I> { 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<I: Iterator<Item=K>>(&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 0.20s
[INFO] running `Command { std: "docker" "inspect" "8d62db9a732d26c95d472d7dc652d1de6c999b688bedec13a14f4870416bdb75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d62db9a732d26c95d472d7dc652d1de6c999b688bedec13a14f4870416bdb75", kill_on_drop: false }`
[INFO] [stdout] 8d62db9a732d26c95d472d7dc652d1de6c999b688bedec13a14f4870416bdb75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49867be07af1452cf509d236e51266aea2608ba7df35b03e16c86c23202474f0
[INFO] running `Command { std: "docker" "start" "-a" "49867be07af1452cf509d236e51266aea2608ba7df35b03e16c86c23202474f0", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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<K, V, Self> { 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] [stderr]    Compiling splitmut v0.2.1 (/opt/rustwide/workdir)
[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<I: Iterator<Item=K>>(&mut self, i: I) -> GetMutIter<K, V, Self, I> { 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<I: Iterator<Item=K>>(&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<K, V, Self> { 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<I: Iterator<Item=K>>(&mut self, i: I) -> GetMutIter<K, V, Self, I> { 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<I: Iterator<Item=K>>(&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 <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[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 0.80s
[INFO] running `Command { std: "docker" "inspect" "49867be07af1452cf509d236e51266aea2608ba7df35b03e16c86c23202474f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49867be07af1452cf509d236e51266aea2608ba7df35b03e16c86c23202474f0", kill_on_drop: false }`
[INFO] [stdout] 49867be07af1452cf509d236e51266aea2608ba7df35b03e16c86c23202474f0