[INFO] fetching crate stackvec 0.2.1...
[INFO] testing stackvec-0.2.1 against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] extracting crate stackvec 0.2.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate stackvec 0.2.1
[INFO] finished tweaking crates.io crate stackvec 0.2.1
[INFO] tweaked toml for crates.io crate stackvec 0.2.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stackvec 0.2.1 on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be79f297c86629ce1b170f55fd6d1a9956ae1b7c31eef5e6df4c44ac02434d3c
[INFO] running `Command { std: "docker" "start" "-a" "be79f297c86629ce1b170f55fd6d1a9956ae1b7c31eef5e6df4c44ac02434d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be79f297c86629ce1b170f55fd6d1a9956ae1b7c31eef5e6df4c44ac02434d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be79f297c86629ce1b170f55fd6d1a9956ae1b7c31eef5e6df4c44ac02434d3c", kill_on_drop: false }`
[INFO] [stdout] be79f297c86629ce1b170f55fd6d1a9956ae1b7c31eef5e6df4c44ac02434d3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da5e636e4a80c3abbc34f6947d6688f803cf6c44f78f5848e435945439194cf7
[INFO] running `Command { std: "docker" "start" "-a" "da5e636e4a80c3abbc34f6947d6688f803cf6c44f78f5848e435945439194cf7", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling stackvec v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/stackvec/mod.rs:371:9
[INFO] [stdout]     |
[INFO] [stdout] 371 |         try!(fmt::Display::fmt("[", stream));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/stackvec/mod.rs:374:13
[INFO] [stdout]     |
[INFO] [stdout] 374 |             try!(fmt::Debug::fmt(first, stream));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/stackvec/mod.rs:376:17
[INFO] [stdout]     |
[INFO] [stdout] 376 |                 try!(write!(stream, ", {:?}", x));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/stackvec/mod.rs:59:57
[INFO] [stdout]    |
[INFO] [stdout] 59 |             array: mem::ManuallyDrop::new(unsafe { mem::uninitialized() }),
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^
[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/error.rs:47:32
[INFO] [stdout]    |
[INFO] [stdout] 47 |         fmt::Display::fmt(self.description(), stream)
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "da5e636e4a80c3abbc34f6947d6688f803cf6c44f78f5848e435945439194cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da5e636e4a80c3abbc34f6947d6688f803cf6c44f78f5848e435945439194cf7", kill_on_drop: false }`
[INFO] [stdout] da5e636e4a80c3abbc34f6947d6688f803cf6c44f78f5848e435945439194cf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf446a3dbe7c4c53f39975d060eb9c4d585770da3260c19061fdf14a7c834ed3
[INFO] running `Command { std: "docker" "start" "-a" "cf446a3dbe7c4c53f39975d060eb9c4d585770da3260c19061fdf14a7c834ed3", 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/stackvec/mod.rs:371:9
[INFO] [stdout]     |
[INFO] [stdout] 371 |         try!(fmt::Display::fmt("[", stream));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/stackvec/mod.rs:374:13
[INFO] [stdout]     |
[INFO] [stdout] 374 |             try!(fmt::Debug::fmt(first, stream));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/stackvec/mod.rs:376:17
[INFO] [stdout]     |
[INFO] [stdout] 376 |                 try!(write!(stream, ", {:?}", x));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/stackvec/mod.rs:59:57
[INFO] [stdout]    |
[INFO] [stdout] 59 |             array: mem::ManuallyDrop::new(unsafe { mem::uninitialized() }),
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^
[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/error.rs:47:32
[INFO] [stdout]    |
[INFO] [stdout] 47 |         fmt::Display::fmt(self.description(), stream)
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling stackvec v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stdout]   --> examples/into_iter.rs:17:30
[INFO] [stdout]    |
[INFO] [stdout] 17 |       let flattened: Vec<u8> = vecs_array
[INFO] [stdout]    |  ______________________________^
[INFO] [stdout] 18 | |                                 .into_iter()
[INFO] [stdout]    | |____________________________________________^ help: disambiguate the associated function: `ArrayIntoIter::into_iter(vecs_array)`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stdout]    --> tests/basic.rs:170:18
[INFO] [stdout]     |
[INFO] [stdout] 170 |         Vec::from_iter(NUMBERS.into_iter()),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^ help: disambiguate the associated function: `ArrayIntoIter::into_iter(NUMBERS)`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/stackvec/mod.rs:371:9
[INFO] [stdout]     |
[INFO] [stdout] 371 |         try!(fmt::Display::fmt("[", stream));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/stackvec/mod.rs:374:13
[INFO] [stdout]     |
[INFO] [stdout] 374 |             try!(fmt::Debug::fmt(first, stream));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/stackvec/mod.rs:376:17
[INFO] [stdout]     |
[INFO] [stdout] 376 |                 try!(write!(stream, ", {:?}", x));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/stackvec/mod.rs:59:57
[INFO] [stdout]    |
[INFO] [stdout] 59 |             array: mem::ManuallyDrop::new(unsafe { mem::uninitialized() }),
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^
[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/error.rs:47:32
[INFO] [stdout]    |
[INFO] [stdout] 47 |         fmt::Display::fmt(self.description(), stream)
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stdout]   --> src/stackvec/traits/array_into_iter.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |             array.into_iter()
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^ help: disambiguate the associated function: `ArrayIntoIter::into_iter(array)`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stdout]   --> src/tests.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 |         [3, 4, 6, 8].into_iter().collect::<Vec<_>>(),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: disambiguate the associated function: `ArrayIntoIter::into_iter([3, 4, 6, 8])`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stdout]   --> src/tests.rs:48:10
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let _ = [3, 4, 6, 8].into_iter();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: disambiguate the associated function: `ArrayIntoIter::into_iter([3, 4, 6, 8])`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stdout]   --> src/tests.rs:55:3
[INFO] [stdout]    |
[INFO] [stdout] 55 | /         [3, 4, 6, 8]
[INFO] [stdout] 56 | |         .into_iter()
[INFO] [stdout]    | |____________________^ help: disambiguate the associated function: `ArrayIntoIter::into_iter([3, 4, 6, 8])`
[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] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "cf446a3dbe7c4c53f39975d060eb9c4d585770da3260c19061fdf14a7c834ed3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf446a3dbe7c4c53f39975d060eb9c4d585770da3260c19061fdf14a7c834ed3", kill_on_drop: false }`
[INFO] [stdout] cf446a3dbe7c4c53f39975d060eb9c4d585770da3260c19061fdf14a7c834ed3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 120dd480c5884413e7081d630cfb8da8aca248f1ee6c785d6924e9a824b12e88
[INFO] running `Command { std: "docker" "start" "-a" "120dd480c5884413e7081d630cfb8da8aca248f1ee6c785d6924e9a824b12e88", 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/stackvec/mod.rs:371:9
[INFO] [stderr]     |
[INFO] [stderr] 371 |         try!(fmt::Display::fmt("[", stream));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/stackvec/mod.rs:374:13
[INFO] [stderr]     |
[INFO] [stderr] 374 |             try!(fmt::Debug::fmt(first, stream));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/stackvec/mod.rs:376:17
[INFO] [stderr]     |
[INFO] [stderr] 376 |                 try!(write!(stream, ", {:?}", x));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/stackvec/mod.rs:59:57
[INFO] [stderr]    |
[INFO] [stderr] 59 |             array: mem::ManuallyDrop::new(unsafe { mem::uninitialized() }),
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:47:32
[INFO] [stderr]    |
[INFO] [stderr] 47 |         fmt::Display::fmt(self.description(), stream)
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `stackvec` (lib) generated 5 warnings
[INFO] [stderr] warning: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stderr]   --> examples/into_iter.rs:17:30
[INFO] [stderr]    |
[INFO] [stderr] 17 |       let flattened: Vec<u8> = vecs_array
[INFO] [stderr]    |  ______________________________^
[INFO] [stderr] 18 | |                                 .into_iter()
[INFO] [stderr]    | |____________________________________________^ help: disambiguate the associated function: `ArrayIntoIter::into_iter(vecs_array)`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stderr]    --> tests/basic.rs:170:18
[INFO] [stderr]     |
[INFO] [stderr] 170 |         Vec::from_iter(NUMBERS.into_iter()),
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^ help: disambiguate the associated function: `ArrayIntoIter::into_iter(NUMBERS)`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stderr]   --> src/stackvec/traits/array_into_iter.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |             array.into_iter()
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^ help: disambiguate the associated function: `ArrayIntoIter::into_iter(array)`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stderr]   --> src/tests.rs:40:3
[INFO] [stderr]    |
[INFO] [stderr] 40 |         [3, 4, 6, 8].into_iter().collect::<Vec<_>>(),
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: disambiguate the associated function: `ArrayIntoIter::into_iter([3, 4, 6, 8])`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stderr]   --> src/tests.rs:48:10
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let _ = [3, 4, 6, 8].into_iter();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: disambiguate the associated function: `ArrayIntoIter::into_iter([3, 4, 6, 8])`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stderr]   --> src/tests.rs:55:3
[INFO] [stderr]    |
[INFO] [stderr] 55 | /         [3, 4, 6, 8]
[INFO] [stderr] 56 | |         .into_iter()
[INFO] [stderr]    | |____________________^ help: disambiguate the associated function: `ArrayIntoIter::into_iter([3, 4, 6, 8])`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `stackvec` (example "into_iter") generated 1 warning (run `cargo fix --example "into_iter" -p stackvec` to apply 1 suggestion)
[INFO] [stderr] warning: `stackvec` (test "basic") generated 1 warning (run `cargo fix --test "basic" -p stackvec` to apply 1 suggestion)
[INFO] [stderr] warning: `stackvec` (lib test) generated 9 warnings (5 duplicates) (run `cargo fix --lib -p stackvec --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stackvec-8d4ef8b6f4d1a825)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test stackvec::traits::array_into_iter::tests::array_into_iter ... ok
[INFO] [stdout] test tests::array_into_iter_dropped ... ok
[INFO] [stdout] test stackvec::traits::try_from_iter::tests::it_works_with_enough_elements ... ok
[INFO] [stdout] test tests::build_array ... ok
[INFO] [stdout] test tests::array_map ... ok
[INFO] [stdout] test tests::build_stackvec ... ok
[INFO] [stdout] test tests::build_array_but_incomplete - should panic ... ok
[INFO] [stdout] test stackvec::traits::try_from_iter::tests::it_fails_with_missing_elements - should panic ... ok
[INFO] [stdout] test tests::try_push_to_full_stackvec - should panic ... ok
[INFO] [stdout] test tests::array_into_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-2c3b8c88fc82b058)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test array_into_iter ... ok
[INFO] [stdout] test build_with_drop_full ... ok
[INFO] [stdout] test build_with_drop_partial ... ok
[INFO] [stdout] test extend ... ok
[INFO] [stdout] test build ... ok
[INFO] [stdout] test into_iter ... ok
[INFO] [stdout] test into_iter_with_drop_full ... ok
[INFO] [stdout] test into_iter_with_drop_partial_right ... ok
[INFO] [stdout] test iter ... ok
[INFO] [stdout] test iter_mut ... ok
[INFO] [stdout] test into_iter_with_drop_partial_left ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    Doc-tests stackvec
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/stackvec/mod.rs - stackvec::StackVec<A>::fill_using (line 268) ... FAILED
[INFO] [stdout] test src/stackvec/traits/try_into.rs - stackvec::traits::try_into::StackVec<A> (line 52) ... FAILED
[INFO] [stdout] test src/stackvec/traits/array_into_iter.rs - stackvec::traits::array_into_iter::ArrayIntoIter (line 22) ... FAILED
[INFO] [stdout] test src/stackvec/mod.rs - stackvec::StackVec (line 31) ... ok
[INFO] [stdout] test src/lib.rs - prelude (line 30) ... ok
[INFO] [stdout] test src/stackvec/mod.rs - stackvec::StackVec<A>::fill_with (line 300) ... FAILED
[INFO] [stdout] test src/stackvec/mod.rs - stackvec::StackVec<A>::fill_using (line 254) ... ok
[INFO] [stdout] test src/stackvec/mod.rs - stackvec::StackVec<A>::fill_using (line 261) ... ok
[INFO] [stdout] test src/stackvec/mod.rs - stackvec::StackVec (line 19) ... ok
[INFO] [stdout] test src/stackvec/traits/try_from_iter.rs - stackvec::traits::try_from_iter::TryCollect (line 38) ... ok
[INFO] [stdout] test src/stackvec/traits/try_into.rs - stackvec::traits::try_into::StackVec<A> (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/stackvec/mod.rs - stackvec::StackVec<A>::fill_using (line 268) stdout ----
[INFO] [stdout] error: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stdout]    --> src/stackvec/mod.rs:274:9
[INFO] [stdout]     |
[INFO] [stdout] 274 | /         ["Hello", "world"]
[INFO] [stdout] 275 | |             .into_iter()
[INFO] [stdout]     | |________________________^ help: disambiguate the associated function: `ArrayIntoIter::into_iter(["Hello", "world"])`
[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: the lint level is defined here
[INFO] [stdout]    --> src/stackvec/mod.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(array_into_iter)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stackvec/traits/try_into.rs - stackvec::traits::try_into::StackVec<A> (line 52) stdout ----
[INFO] [stdout] error: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stdout]   --> src/stackvec/traits/try_into.rs:60:7
[INFO] [stdout]    |
[INFO] [stdout] 60 |       = ["Hello", "world!"] // First 2 values
[INFO] [stdout]    |  _______^
[INFO] [stdout] 61 | |         .into_iter()
[INFO] [stdout]    | |____________________^ help: disambiguate the associated function: `ArrayIntoIter::into_iter(["Hello", "world!"])`
[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: the lint level is defined here
[INFO] [stdout]   --> src/stackvec/traits/try_into.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(array_into_iter)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stackvec/traits/array_into_iter.rs - stackvec::traits::array_into_iter::ArrayIntoIter (line 22) stdout ----
[INFO] [stdout] error: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stdout]   --> src/stackvec/traits/array_into_iter.rs:29:26
[INFO] [stdout]    |
[INFO] [stdout] 29 |   let flattened: Vec<u8> = array
[INFO] [stdout]    |  __________________________^
[INFO] [stdout] 30 | |                             .into_iter()
[INFO] [stdout]    | |________________________________________^ help: disambiguate the associated function: `ArrayIntoIter::into_iter(array)`
[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: the lint level is defined here
[INFO] [stdout]   --> src/stackvec/traits/array_into_iter.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(array_into_iter)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stackvec/mod.rs - stackvec::StackVec<A>::fill_with (line 300) stdout ----
[INFO] [stdout] error: trait method `into_iter` will become ambiguous in Rust 2021
[INFO] [stdout]    --> src/stackvec/mod.rs:305:9
[INFO] [stdout]     |
[INFO] [stdout] 305 | /         ["Hello", "world"]
[INFO] [stdout] 306 | |             .into_iter()
[INFO] [stdout]     | |________________________^ help: disambiguate the associated function: `ArrayIntoIter::into_iter(["Hello", "world"])`
[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: the lint level is defined here
[INFO] [stdout]    --> src/stackvec/mod.rs:297:9
[INFO] [stdout]     |
[INFO] [stdout] 297 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(array_into_iter)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/stackvec/mod.rs - stackvec::StackVec<A>::fill_using (line 268)
[INFO] [stdout]     src/stackvec/mod.rs - stackvec::StackVec<A>::fill_with (line 300)
[INFO] [stdout]     src/stackvec/traits/array_into_iter.rs - stackvec::traits::array_into_iter::ArrayIntoIter (line 22)
[INFO] [stdout]     src/stackvec/traits/try_into.rs - stackvec::traits::try_into::StackVec<A> (line 52)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "120dd480c5884413e7081d630cfb8da8aca248f1ee6c785d6924e9a824b12e88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "120dd480c5884413e7081d630cfb8da8aca248f1ee6c785d6924e9a824b12e88", kill_on_drop: false }`
[INFO] [stdout] 120dd480c5884413e7081d630cfb8da8aca248f1ee6c785d6924e9a824b12e88
