[INFO] crate wasm-bindgen 0.2.60 is already in cache
[INFO] checking wasm-bindgen-0.2.60 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate wasm-bindgen 0.2.60 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate wasm-bindgen 0.2.60 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wasm-bindgen 0.2.60
[INFO] finished tweaking crates.io crate wasm-bindgen 0.2.60
[INFO] tweaked toml for crates.io crate wasm-bindgen 0.2.60 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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 `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4b8aeb7609274c9b613139912036614b7b1cbd42a3c9340805b31ba163104dc9
[INFO] running `"docker" "start" "-a" "4b8aeb7609274c9b613139912036614b7b1cbd42a3c9340805b31ba163104dc9"`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bumpalo v3.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.60 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.60
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.60
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.60
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.60
[INFO] [stderr] warning: conflicting implementations of trait `convert::traits::IntoWasmAbi` for type `&dyn for<'r> core::ops::Fn(&'r _) -> _`:
[INFO] [stderr]    --> src/convert/closures.rs:11:9
[INFO] [stderr]     |
[INFO] [stderr] 11  | /         impl<'a, 'b, $($var,)* R> IntoWasmAbi for &'a (dyn Fn($($var),*) -> R + 'b)
[INFO] [stderr] 12  | |             where $($var: FromWasmAbi,)*
[INFO] [stderr] 13  | |                   R: ReturnWasmAbi
[INFO] [stderr] 14  | |         {
[INFO] [stderr] ...   |
[INFO] [stderr] 22  | |             }
[INFO] [stderr] 23  | |         }
[INFO] [stderr]     | |_________^ conflicting implementation for `&dyn for<'r> core::ops::Fn(&'r _) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 109 | / stack_closures! {
[INFO] [stderr] 110 | |     (0 invoke0 invoke0_mut)
[INFO] [stderr] 111 | |     (1 invoke1 invoke1_mut A)
[INFO] [stderr] 112 | |     (2 invoke2 invoke2_mut A B)
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     (8 invoke8 invoke8_mut A B C D E F G H)
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] 120 | 
[INFO] [stderr] 121 | / impl<'a, 'b, A, R> IntoWasmAbi for &'a (dyn Fn(&A) -> R + 'b)
[INFO] [stderr] 122 | | where
[INFO] [stderr] 123 | |     A: RefFromWasmAbi,
[INFO] [stderr] 124 | |     R: ReturnWasmAbi,
[INFO] [stderr] ...   |
[INFO] [stderr] 136 | |     }
[INFO] [stderr] 137 | | }
[INFO] [stderr]     | |_- first implementation here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(coherence_leak_check)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #56105 <https://github.com/rust-lang/rust/issues/56105>
[INFO] [stderr]     = note: downstream crates may implement trait `convert::traits::FromWasmAbi` for type `&_`
[INFO] [stderr]     = note: this behavior recently changed as a result of a bug fix; see rust-lang/rust#56105 for details
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: conflicting implementations of trait `convert::traits::IntoWasmAbi` for type `&mut dyn for<'r> core::ops::FnMut(&'r _) -> _`:
[INFO] [stderr]    --> src/convert/closures.rs:59:9
[INFO] [stderr]     |
[INFO] [stderr] 59  | /         impl<'a, 'b, $($var,)* R> IntoWasmAbi for &'a mut (dyn FnMut($($var),*) -> R + 'b)
[INFO] [stderr] 60  | |             where $($var: FromWasmAbi,)*
[INFO] [stderr] 61  | |                   R: ReturnWasmAbi
[INFO] [stderr] 62  | |         {
[INFO] [stderr] ...   |
[INFO] [stderr] 70  | |             }
[INFO] [stderr] 71  | |         }
[INFO] [stderr]     | |_________^ conflicting implementation for `&mut dyn for<'r> core::ops::FnMut(&'r _) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 109 | / stack_closures! {
[INFO] [stderr] 110 | |     (0 invoke0 invoke0_mut)
[INFO] [stderr] 111 | |     (1 invoke1 invoke1_mut A)
[INFO] [stderr] 112 | |     (2 invoke2 invoke2_mut A B)
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     (8 invoke8 invoke8_mut A B C D E F G H)
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 172 | / impl<'a, 'b, A, R> IntoWasmAbi for &'a mut (dyn FnMut(&A) -> R + 'b)
[INFO] [stderr] 173 | | where
[INFO] [stderr] 174 | |     A: RefFromWasmAbi,
[INFO] [stderr] 175 | |     R: ReturnWasmAbi,
[INFO] [stderr] ...   |
[INFO] [stderr] 187 | |     }
[INFO] [stderr] 188 | | }
[INFO] [stderr]     | |_- first implementation here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #56105 <https://github.com/rust-lang/rust/issues/56105>
[INFO] [stderr]     = note: downstream crates may implement trait `convert::traits::FromWasmAbi` for type `&_`
[INFO] [stderr]     = note: this behavior recently changed as a result of a bug fix; see rust-lang/rust#56105 for details
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: conflicting implementations of trait `describe::WasmDescribe` for type `dyn for<'r> core::ops::Fn(&'r _) -> _`:
[INFO] [stderr]    --> src/convert/closures.rs:46:9
[INFO] [stderr]     |
[INFO] [stderr] 46  | /         impl<'a, $($var,)* R> WasmDescribe for dyn Fn($($var),*) -> R + 'a
[INFO] [stderr] 47  | |             where $($var: FromWasmAbi,)*
[INFO] [stderr] 48  | |                   R: ReturnWasmAbi
[INFO] [stderr] 49  | |         {
[INFO] [stderr] ...   |
[INFO] [stderr] 56  | |             }
[INFO] [stderr] 57  | |         }
[INFO] [stderr]     | |_________^ conflicting implementation for `dyn for<'r> core::ops::Fn(&'r _) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 109 | / stack_closures! {
[INFO] [stderr] 110 | |     (0 invoke0 invoke0_mut)
[INFO] [stderr] 111 | |     (1 invoke1 invoke1_mut A)
[INFO] [stderr] 112 | |     (2 invoke2 invoke2_mut A B)
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     (8 invoke8 invoke8_mut A B C D E F G H)
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 158 | / impl<'a, A, R> WasmDescribe for dyn Fn(&A) -> R + 'a
[INFO] [stderr] 159 | | where
[INFO] [stderr] 160 | |     A: RefFromWasmAbi,
[INFO] [stderr] 161 | |     R: ReturnWasmAbi,
[INFO] [stderr] ...   |
[INFO] [stderr] 169 | |     }
[INFO] [stderr] 170 | | }
[INFO] [stderr]     | |_- first implementation here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #56105 <https://github.com/rust-lang/rust/issues/56105>
[INFO] [stderr]     = note: downstream crates may implement trait `convert::traits::FromWasmAbi` for type `&_`
[INFO] [stderr]     = note: this behavior recently changed as a result of a bug fix; see rust-lang/rust#56105 for details
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: conflicting implementations of trait `describe::WasmDescribe` for type `dyn for<'r> core::ops::FnMut(&'r _) -> _`:
[INFO] [stderr]    --> src/convert/closures.rs:94:9
[INFO] [stderr]     |
[INFO] [stderr] 94  | /         impl<'a, $($var,)* R> WasmDescribe for dyn FnMut($($var),*) -> R + 'a
[INFO] [stderr] 95  | |             where $($var: FromWasmAbi,)*
[INFO] [stderr] 96  | |                   R: ReturnWasmAbi
[INFO] [stderr] 97  | |         {
[INFO] [stderr] ...   |
[INFO] [stderr] 104 | |             }
[INFO] [stderr] 105 | |         }
[INFO] [stderr]     | |_________^ conflicting implementation for `dyn for<'r> core::ops::FnMut(&'r _) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 109 | / stack_closures! {
[INFO] [stderr] 110 | |     (0 invoke0 invoke0_mut)
[INFO] [stderr] 111 | |     (1 invoke1 invoke1_mut A)
[INFO] [stderr] 112 | |     (2 invoke2 invoke2_mut A B)
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     (8 invoke8 invoke8_mut A B C D E F G H)
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 209 | / impl<'a, A, R> WasmDescribe for dyn FnMut(&A) -> R + 'a
[INFO] [stderr] 210 | | where
[INFO] [stderr] 211 | |     A: RefFromWasmAbi,
[INFO] [stderr] 212 | |     R: ReturnWasmAbi,
[INFO] [stderr] ...   |
[INFO] [stderr] 220 | |     }
[INFO] [stderr] 221 | | }
[INFO] [stderr]     | |_- first implementation here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #56105 <https://github.com/rust-lang/rust/issues/56105>
[INFO] [stderr]     = note: downstream crates may implement trait `convert::traits::FromWasmAbi` for type `&_`
[INFO] [stderr]     = note: this behavior recently changed as a result of a bug fix; see rust-lang/rust#56105 for details
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: conflicting implementations of trait `closure::WasmClosure` for type `(dyn for<'r> core::ops::Fn(&'r _) -> _ + 'static)`:
[INFO] [stderr]    --> src/closure.rs:544:9
[INFO] [stderr]     |
[INFO] [stderr] 544 | /         unsafe impl<$($var,)* R> WasmClosure for dyn Fn($($var),*) -> R + 'static
[INFO] [stderr] 545 | |             where $($var: FromWasmAbi + 'static,)*
[INFO] [stderr] 546 | |                   R: ReturnWasmAbi + 'static,
[INFO] [stderr] 547 | |         {
[INFO] [stderr] ...   |
[INFO] [stderr] 593 | |             }
[INFO] [stderr] 594 | |         }
[INFO] [stderr]     | |_________^ conflicting implementation for `(dyn for<'r> core::ops::Fn(&'r _) -> _ + 'static)`
[INFO] [stderr] ...
[INFO] [stderr] 697 | / doit! {
[INFO] [stderr] 698 | |     ()
[INFO] [stderr] 699 | |     (A)
[INFO] [stderr] 700 | |     (A B)
[INFO] [stderr] ...   |
[INFO] [stderr] 706 | |     (A B C D E F G H)
[INFO] [stderr] 707 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 715 | / unsafe impl<A, R> WasmClosure for dyn Fn(&A) -> R
[INFO] [stderr] 716 | |     where A: RefFromWasmAbi,
[INFO] [stderr] 717 | |           R: ReturnWasmAbi + 'static,
[INFO] [stderr] 718 | | {
[INFO] [stderr] ...   |
[INFO] [stderr] 758 | |     }
[INFO] [stderr] 759 | | }
[INFO] [stderr]     | |_- first implementation here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #56105 <https://github.com/rust-lang/rust/issues/56105>
[INFO] [stderr]     = note: downstream crates may implement trait `convert::traits::FromWasmAbi` for type `&_`
[INFO] [stderr]     = note: this behavior recently changed as a result of a bug fix; see rust-lang/rust#56105 for details
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: conflicting implementations of trait `closure::WasmClosure` for type `(dyn for<'r> core::ops::FnMut(&'r _) -> _ + 'static)`:
[INFO] [stderr]    --> src/closure.rs:596:9
[INFO] [stderr]     |
[INFO] [stderr] 596 | /         unsafe impl<$($var,)* R> WasmClosure for dyn FnMut($($var),*) -> R + 'static
[INFO] [stderr] 597 | |             where $($var: FromWasmAbi + 'static,)*
[INFO] [stderr] 598 | |                   R: ReturnWasmAbi + 'static,
[INFO] [stderr] 599 | |         {
[INFO] [stderr] ...   |
[INFO] [stderr] 642 | |             }
[INFO] [stderr] 643 | |         }
[INFO] [stderr]     | |_________^ conflicting implementation for `(dyn for<'r> core::ops::FnMut(&'r _) -> _ + 'static)`
[INFO] [stderr] ...
[INFO] [stderr] 697 | / doit! {
[INFO] [stderr] 698 | |     ()
[INFO] [stderr] 699 | |     (A)
[INFO] [stderr] 700 | |     (A B)
[INFO] [stderr] ...   |
[INFO] [stderr] 706 | |     (A B C D E F G H)
[INFO] [stderr] 707 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 761 | / unsafe impl<A, R> WasmClosure for dyn FnMut(&A) -> R
[INFO] [stderr] 762 | |     where A: RefFromWasmAbi,
[INFO] [stderr] 763 | |           R: ReturnWasmAbi + 'static,
[INFO] [stderr] 764 | | {
[INFO] [stderr] ...   |
[INFO] [stderr] 805 | |     }
[INFO] [stderr] 806 | | }
[INFO] [stderr]     | |_- first implementation here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #56105 <https://github.com/rust-lang/rust/issues/56105>
[INFO] [stderr]     = note: downstream crates may implement trait `convert::traits::FromWasmAbi` for type `&_`
[INFO] [stderr]     = note: this behavior recently changed as a result of a bug fix; see rust-lang/rust#56105 for details
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: conflicting implementations of trait `convert::traits::IntoWasmAbi` for type `&dyn for<'r> core::ops::Fn(&'r _) -> _`:
[INFO] [stderr]    --> src/convert/closures.rs:11:9
[INFO] [stderr]     |
[INFO] [stderr] 11  | /         impl<'a, 'b, $($var,)* R> IntoWasmAbi for &'a (dyn Fn($($var),*) -> R + 'b)
[INFO] [stderr] 12  | |             where $($var: FromWasmAbi,)*
[INFO] [stderr] 13  | |                   R: ReturnWasmAbi
[INFO] [stderr] 14  | |         {
[INFO] [stderr] ...   |
[INFO] [stderr] 22  | |             }
[INFO] [stderr] 23  | |         }
[INFO] [stderr]     | |_________^ conflicting implementation for `&dyn for<'r> core::ops::Fn(&'r _) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 109 | / stack_closures! {
[INFO] [stderr] 110 | |     (0 invoke0 invoke0_mut)
[INFO] [stderr] 111 | |     (1 invoke1 invoke1_mut A)
[INFO] [stderr] 112 | |     (2 invoke2 invoke2_mut A B)
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     (8 invoke8 invoke8_mut A B C D E F G H)
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] 120 | 
[INFO] [stderr] 121 | / impl<'a, 'b, A, R> IntoWasmAbi for &'a (dyn Fn(&A) -> R + 'b)
[INFO] [stderr] 122 | | where
[INFO] [stderr] 123 | |     A: RefFromWasmAbi,
[INFO] [stderr] 124 | |     R: ReturnWasmAbi,
[INFO] [stderr] ...   |
[INFO] [stderr] 136 | |     }
[INFO] [stderr] 137 | | }
[INFO] [stderr]     | |_- first implementation here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(coherence_leak_check)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #56105 <https://github.com/rust-lang/rust/issues/56105>
[INFO] [stderr]     = note: downstream crates may implement trait `convert::traits::FromWasmAbi` for type `&_`
[INFO] [stderr]     = note: this behavior recently changed as a result of a bug fix; see rust-lang/rust#56105 for details
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: conflicting implementations of trait `convert::traits::IntoWasmAbi` for type `&mut dyn for<'r> core::ops::FnMut(&'r _) -> _`:
[INFO] [stderr]    --> src/convert/closures.rs:59:9
[INFO] [stderr]     |
[INFO] [stderr] 59  | /         impl<'a, 'b, $($var,)* R> IntoWasmAbi for &'a mut (dyn FnMut($($var),*) -> R + 'b)
[INFO] [stderr] 60  | |             where $($var: FromWasmAbi,)*
[INFO] [stderr] 61  | |                   R: ReturnWasmAbi
[INFO] [stderr] 62  | |         {
[INFO] [stderr] ...   |
[INFO] [stderr] 70  | |             }
[INFO] [stderr] 71  | |         }
[INFO] [stderr]     | |_________^ conflicting implementation for `&mut dyn for<'r> core::ops::FnMut(&'r _) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 109 | / stack_closures! {
[INFO] [stderr] 110 | |     (0 invoke0 invoke0_mut)
[INFO] [stderr] 111 | |     (1 invoke1 invoke1_mut A)
[INFO] [stderr] 112 | |     (2 invoke2 invoke2_mut A B)
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     (8 invoke8 invoke8_mut A B C D E F G H)
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 172 | / impl<'a, 'b, A, R> IntoWasmAbi for &'a mut (dyn FnMut(&A) -> R + 'b)
[INFO] [stderr] 173 | | where
[INFO] [stderr] 174 | |     A: RefFromWasmAbi,
[INFO] [stderr] 175 | |     R: ReturnWasmAbi,
[INFO] [stderr] ...   |
[INFO] [stderr] 187 | |     }
[INFO] [stderr] 188 | | }
[INFO] [stderr]     | |_- first implementation here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #56105 <https://github.com/rust-lang/rust/issues/56105>
[INFO] [stderr]     = note: downstream crates may implement trait `convert::traits::FromWasmAbi` for type `&_`
[INFO] [stderr]     = note: this behavior recently changed as a result of a bug fix; see rust-lang/rust#56105 for details
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: conflicting implementations of trait `describe::WasmDescribe` for type `dyn for<'r> core::ops::Fn(&'r _) -> _`:
[INFO] [stderr]    --> src/convert/closures.rs:46:9
[INFO] [stderr]     |
[INFO] [stderr] 46  | /         impl<'a, $($var,)* R> WasmDescribe for dyn Fn($($var),*) -> R + 'a
[INFO] [stderr] 47  | |             where $($var: FromWasmAbi,)*
[INFO] [stderr] 48  | |                   R: ReturnWasmAbi
[INFO] [stderr] 49  | |         {
[INFO] [stderr] ...   |
[INFO] [stderr] 56  | |             }
[INFO] [stderr] 57  | |         }
[INFO] [stderr]     | |_________^ conflicting implementation for `dyn for<'r> core::ops::Fn(&'r _) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 109 | / stack_closures! {
[INFO] [stderr] 110 | |     (0 invoke0 invoke0_mut)
[INFO] [stderr] 111 | |     (1 invoke1 invoke1_mut A)
[INFO] [stderr] 112 | |     (2 invoke2 invoke2_mut A B)
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     (8 invoke8 invoke8_mut A B C D E F G H)
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 158 | / impl<'a, A, R> WasmDescribe for dyn Fn(&A) -> R + 'a
[INFO] [stderr] 159 | | where
[INFO] [stderr] 160 | |     A: RefFromWasmAbi,
[INFO] [stderr] 161 | |     R: ReturnWasmAbi,
[INFO] [stderr] ...   |
[INFO] [stderr] 169 | |     }
[INFO] [stderr] 170 | | }
[INFO] [stderr]     | |_- first implementation here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #56105 <https://github.com/rust-lang/rust/issues/56105>
[INFO] [stderr]     = note: downstream crates may implement trait `convert::traits::FromWasmAbi` for type `&_`
[INFO] [stderr]     = note: this behavior recently changed as a result of a bug fix; see rust-lang/rust#56105 for details
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: conflicting implementations of trait `describe::WasmDescribe` for type `dyn for<'r> core::ops::FnMut(&'r _) -> _`:
[INFO] [stderr]    --> src/convert/closures.rs:94:9
[INFO] [stderr]     |
[INFO] [stderr] 94  | /         impl<'a, $($var,)* R> WasmDescribe for dyn FnMut($($var),*) -> R + 'a
[INFO] [stderr] 95  | |             where $($var: FromWasmAbi,)*
[INFO] [stderr] 96  | |                   R: ReturnWasmAbi
[INFO] [stderr] 97  | |         {
[INFO] [stderr] ...   |
[INFO] [stderr] 104 | |             }
[INFO] [stderr] 105 | |         }
[INFO] [stderr]     | |_________^ conflicting implementation for `dyn for<'r> core::ops::FnMut(&'r _) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 109 | / stack_closures! {
[INFO] [stderr] 110 | |     (0 invoke0 invoke0_mut)
[INFO] [stderr] 111 | |     (1 invoke1 invoke1_mut A)
[INFO] [stderr] 112 | |     (2 invoke2 invoke2_mut A B)
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     (8 invoke8 invoke8_mut A B C D E F G H)
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 209 | / impl<'a, A, R> WasmDescribe for dyn FnMut(&A) -> R + 'a
[INFO] [stderr] 210 | | where
[INFO] [stderr] 211 | |     A: RefFromWasmAbi,
[INFO] [stderr] 212 | |     R: ReturnWasmAbi,
[INFO] [stderr] ...   |
[INFO] [stderr] 220 | |     }
[INFO] [stderr] 221 | | }
[INFO] [stderr]     | |_- first implementation here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #56105 <https://github.com/rust-lang/rust/issues/56105>
[INFO] [stderr]     = note: downstream crates may implement trait `convert::traits::FromWasmAbi` for type `&_`
[INFO] [stderr]     = note: this behavior recently changed as a result of a bug fix; see rust-lang/rust#56105 for details
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: conflicting implementations of trait `closure::WasmClosure` for type `(dyn for<'r> core::ops::Fn(&'r _) -> _ + 'static)`:
[INFO] [stderr]    --> src/closure.rs:544:9
[INFO] [stderr]     |
[INFO] [stderr] 544 | /         unsafe impl<$($var,)* R> WasmClosure for dyn Fn($($var),*) -> R + 'static
[INFO] [stderr] 545 | |             where $($var: FromWasmAbi + 'static,)*
[INFO] [stderr] 546 | |                   R: ReturnWasmAbi + 'static,
[INFO] [stderr] 547 | |         {
[INFO] [stderr] ...   |
[INFO] [stderr] 593 | |             }
[INFO] [stderr] 594 | |         }
[INFO] [stderr]     | |_________^ conflicting implementation for `(dyn for<'r> core::ops::Fn(&'r _) -> _ + 'static)`
[INFO] [stderr] ...
[INFO] [stderr] 697 | / doit! {
[INFO] [stderr] 698 | |     ()
[INFO] [stderr] 699 | |     (A)
[INFO] [stderr] 700 | |     (A B)
[INFO] [stderr] ...   |
[INFO] [stderr] 706 | |     (A B C D E F G H)
[INFO] [stderr] 707 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 715 | / unsafe impl<A, R> WasmClosure for dyn Fn(&A) -> R
[INFO] [stderr] 716 | |     where A: RefFromWasmAbi,
[INFO] [stderr] 717 | |           R: ReturnWasmAbi + 'static,
[INFO] [stderr] 718 | | {
[INFO] [stderr] ...   |
[INFO] [stderr] 758 | |     }
[INFO] [stderr] 759 | | }
[INFO] [stderr]     | |_- first implementation here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #56105 <https://github.com/rust-lang/rust/issues/56105>
[INFO] [stderr]     = note: downstream crates may implement trait `convert::traits::FromWasmAbi` for type `&_`
[INFO] [stderr]     = note: this behavior recently changed as a result of a bug fix; see rust-lang/rust#56105 for details
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: conflicting implementations of trait `closure::WasmClosure` for type `(dyn for<'r> core::ops::FnMut(&'r _) -> _ + 'static)`:
[INFO] [stderr]    --> src/closure.rs:596:9
[INFO] [stderr]     |
[INFO] [stderr] 596 | /         unsafe impl<$($var,)* R> WasmClosure for dyn FnMut($($var),*) -> R + 'static
[INFO] [stderr] 597 | |             where $($var: FromWasmAbi + 'static,)*
[INFO] [stderr] 598 | |                   R: ReturnWasmAbi + 'static,
[INFO] [stderr] 599 | |         {
[INFO] [stderr] ...   |
[INFO] [stderr] 642 | |             }
[INFO] [stderr] 643 | |         }
[INFO] [stderr]     | |_________^ conflicting implementation for `(dyn for<'r> core::ops::FnMut(&'r _) -> _ + 'static)`
[INFO] [stderr] ...
[INFO] [stderr] 697 | / doit! {
[INFO] [stderr] 698 | |     ()
[INFO] [stderr] 699 | |     (A)
[INFO] [stderr] 700 | |     (A B)
[INFO] [stderr] ...   |
[INFO] [stderr] 706 | |     (A B C D E F G H)
[INFO] [stderr] 707 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 761 | / unsafe impl<A, R> WasmClosure for dyn FnMut(&A) -> R
[INFO] [stderr] 762 | |     where A: RefFromWasmAbi,
[INFO] [stderr] 763 | |           R: ReturnWasmAbi + 'static,
[INFO] [stderr] 764 | | {
[INFO] [stderr] ...   |
[INFO] [stderr] 805 | |     }
[INFO] [stderr] 806 | | }
[INFO] [stderr]     | |_- first implementation here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #56105 <https://github.com/rust-lang/rust/issues/56105>
[INFO] [stderr]     = note: downstream crates may implement trait `convert::traits::FromWasmAbi` for type `&_`
[INFO] [stderr]     = note: this behavior recently changed as a result of a bug fix; see rust-lang/rust#56105 for details
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.70s
[INFO] running `"docker" "inspect" "4b8aeb7609274c9b613139912036614b7b1cbd42a3c9340805b31ba163104dc9"`
[INFO] running `"docker" "rm" "-f" "4b8aeb7609274c9b613139912036614b7b1cbd42a3c9340805b31ba163104dc9"`
[INFO] [stdout] 4b8aeb7609274c9b613139912036614b7b1cbd42a3c9340805b31ba163104dc9