[INFO] crate stack 0.3.0 is already in cache
[INFO] extracting crate stack 0.3.0 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/stack/0.3.0
[INFO] extracting crate stack 0.3.0 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/stack/0.3.0
[INFO] validating manifest of stack-0.3.0 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of stack-0.3.0 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing stack-0.3.0
[INFO] finished frobbing stack-0.3.0
[INFO] frobbed toml for stack-0.3.0 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/stack/0.3.0/Cargo.toml
[INFO] started frobbing stack-0.3.0
[INFO] finished frobbing stack-0.3.0
[INFO] frobbed toml for stack-0.3.0 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/stack/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking stack-0.3.0 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-2/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/stack/0.3.0:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2a3a753bab010826ab44c46a7b0f76bb3d03427db314cad0d9bb6ff9123d0474
[INFO] running `"docker" "start" "-a" "2a3a753bab010826ab44c46a7b0f76bb3d03427db314cad0d9bb6ff9123d0474"`
[INFO] [stderr]     Checking coalesce v0.1.1
[INFO] [stderr]     Checking stack v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/small_vec.rs:245:54
[INFO] [stderr]     |
[INFO] [stderr] 245 |             .field("data", &coalesce!(2 => |v| v as &fmt::Debug))
[INFO] [stderr]     |                                                      ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[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/small_vec.rs:245:54
[INFO] [stderr]     |
[INFO] [stderr] 245 |             .field("data", &coalesce!(2 => |v| v as &fmt::Debug))
[INFO] [stderr]     |                                                      ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/small_vec.rs:250:61
[INFO] [stderr]     |
[INFO] [stderr] 250 | impl<'a, T: Array + 'a, S: Vector<Item=T::Item> + 'a> AsRef<Vector<Item=T::Item> + 'a> for SmallVec<T, S> where T::Item: 'a, T::Index: 'a {
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Vector<Item=T::Item> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/small_vec.rs:251:27
[INFO] [stderr]     |
[INFO] [stderr] 251 |     fn as_ref(&self) -> &(Vector<Item=T::Item> + 'a) {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Vector<Item=T::Item> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/small_vec.rs:245:54
[INFO] [stderr]     |
[INFO] [stderr] 245 |             .field("data", &coalesce!(2 => |v| v as &fmt::Debug))
[INFO] [stderr]     |                                                      ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[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/small_vec.rs:245:54
[INFO] [stderr]     |
[INFO] [stderr] 245 |             .field("data", &coalesce!(2 => |v| v as &fmt::Debug))
[INFO] [stderr]     |                                                      ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/small_vec.rs:250:61
[INFO] [stderr]     |
[INFO] [stderr] 250 | impl<'a, T: Array + 'a, S: Vector<Item=T::Item> + 'a> AsRef<Vector<Item=T::Item> + 'a> for SmallVec<T, S> where T::Item: 'a, T::Index: 'a {
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Vector<Item=T::Item> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/small_vec.rs:251:27
[INFO] [stderr]     |
[INFO] [stderr] 251 |     fn as_ref(&self) -> &(Vector<Item=T::Item> + 'a) {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Vector<Item=T::Item> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/array_vec.rs:129:15
[INFO] [stderr]     |
[INFO] [stderr] 129 |     &data as &Send;
[INFO] [stderr]     |               ^^^^ help: use `dyn`: `dyn Send`
[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]    --> tests/array_vec.rs:130:15
[INFO] [stderr]     |
[INFO] [stderr] 130 |     &data as &Sync;
[INFO] [stderr]     |               ^^^^ help: use `dyn`: `dyn Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/small_dst.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let val: SmallDST<PartialEq<u32>> = small_dst!(1234u32);
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn PartialEq<u32>`
[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]   --> tests/small_dst.rs:30:23
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let val: SmallDST<::std::fmt::Debug> = small_dst!(Struct(&flag));
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::fmt::Debug)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/small_dst.rs:43:35
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn instance_one() -> SmallDST<TestTrait> {
[INFO] [stderr]    |                                   ^^^^^^^^^ help: use `dyn`: `dyn TestTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/small_dst.rs:52:35
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn instance_two() -> SmallDST<TestTrait> {
[INFO] [stderr]    |                                   ^^^^^^^^^ help: use `dyn`: `dyn TestTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/small_dst.rs:69:21
[INFO] [stderr]    |
[INFO] [stderr] 69 |     let c: SmallDST<Fn() -> String> = small_dst!(|| format!("{}", v1));
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> String`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/small_dst.rs:76:21
[INFO] [stderr]    |
[INFO] [stderr] 76 |     let _: SmallDST<Any, ArrayVec<[usize; 8]>> = small_dst!([0usize; 7]);
[INFO] [stderr]    |                     ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/small_dst.rs:83:21
[INFO] [stderr]    |
[INFO] [stderr] 83 |     let _: SmallDST<Any, ArrayVec<[usize; 8]>> = small_dst!([0usize; 8]);
[INFO] [stderr]    |                     ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/small_dst.rs:89:23
[INFO] [stderr]    |
[INFO] [stderr] 89 |     let dst: SmallDST<Any, SmallVec<[usize; 8]>> = small_dst!([0usize; 8]);
[INFO] [stderr]    |                       ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: the type `&i32` does not permit zero-initialization
[INFO] [stderr]    --> tests/array_vec.rs:186:53
[INFO] [stderr]     |
[INFO] [stderr] 186 |         *v.as_mut().unwrap().get_unchecked_mut(0) = mem::zeroed();
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^
[INFO] [stderr]     |                                                     |
[INFO] [stderr]     |                                                     this code causes undefined behavior when executed
[INFO] [stderr]     |                                                     help: use `MaybeUninit<T>` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr]     = note: References must be non-null
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `"docker" "inspect" "2a3a753bab010826ab44c46a7b0f76bb3d03427db314cad0d9bb6ff9123d0474"`
[INFO] running `"docker" "rm" "-f" "2a3a753bab010826ab44c46a7b0f76bb3d03427db314cad0d9bb6ff9123d0474"`
[INFO] [stdout] 2a3a753bab010826ab44c46a7b0f76bb3d03427db314cad0d9bb6ff9123d0474