Rollup of 6 pull requests

[JohnTitor]

Successful merges:

• Added Arc::try_pin #85579 (Added Arc::try_pin)
• Add -Zfuture-incompat-test to assist with testing future-incompat reports. #86478 (Add -Zfuture-incompat-test to assist with testing future-incompat reports.)
• Add tracking issue number to wasi_ext #87081 (Add tracking issue number to wasi_ext)
• Add safety comments in private core::slice::rotate::ptr_rotate function #87127 (Add safety comments in private core::slice::rotate::ptr_rotate function)
• Make SelfInTyParamDefault wording not be specific to type defaults #87134 (Make SelfInTyParamDefault wording not be specific to type defaults)
• Update cargo #87147 (Update cargo)

Failed merges:

r? @ghost
@rustbot modify labels: rollup

Create a similar rollup

[JohnTitor]

@bors r+ p=6 rollup=never

[bors]

📌 Commit 3917c33 has been approved by JohnTitor

[rust-log-analyzer]

The job x86_64-gnu-llvm-10 failed! Check out the build log: (web) (plain)

Click to see the possible cause of the failure (guessed by this bot)

status: exit status: 2
command: "make"
stdout:
------------------------------------------
LD_LIBRARY_PATH="/checkout/obj/build/x86_64-unknown-linux-gnu/test/run-make-fulldeps/alloc-no-oom-handling/alloc-no-oom-handling:/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/lib:/checkout/obj/build/x86_64-unknown-linux-gnu/stage0-bootstrap-tools/x86_64-unknown-linux-gnu/release/deps:/checkout/obj/build/x86_64-unknown-linux-gnu/stage0/lib" '/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/bin/rustc' --out-dir /checkout/obj/build/x86_64-unknown-linux-gnu/test/run-make-fulldeps/alloc-no-oom-handling/alloc-no-oom-handling -L /checkout/obj/build/x86_64-unknown-linux-gnu/test/run-make-fulldeps/alloc-no-oom-handling/alloc-no-oom-handling  --edition=2018 --crate-type=rlib ../../../../library/alloc/src/lib.rs --cfg feature=\"external_crate\" --cfg no_global_oom_handling
Makefile:4: recipe for target 'all' failed
------------------------------------------
stderr:
------------------------------------------
error[E0412]: cannot find type `Pin` in this scope
error[E0412]: cannot find type `Pin` in this scope
   --> ../../../../library/alloc/src/sync.rs:500:39
    |
500 |     pub fn try_pin(data: T) -> Result<Pin<Arc<T>>, AllocError> {
    |
help: consider importing one of these items
    |
7   | use core::pin::Pin;
7   | use core::pin::Pin;
    |
7   | use crate::boxed::Pin;
    |

error[E0433]: failed to resolve: use of undeclared type `Pin`
   --> ../../../../library/alloc/src/sync.rs:501:21
    |
501 |         unsafe { Ok(Pin::new_unchecked(Arc::try_new(data)?)) }
    |
help: consider importing one of these items
    |
7   | use core::pin::Pin;
7   | use core::pin::Pin;
    |
7   | use crate::boxed::Pin;
    |

warning: unused import: `from_fn`
  --> ../../../../library/alloc/src/string.rs:51:18
   |
51 | use core::iter::{from_fn, FusedIterator};
   |
   = note: `#[warn(unused_imports)]` on by default

error: aborting due to 2 previous errors; 1 warning emitted
error: aborting due to 2 previous errors; 1 warning emitted

Some errors have detailed explanations: E0412, E0433.
For more information about an error, try `rustc --explain E0412`.
make: *** [all] Error 1
------------------------------------------




failures:
    [run-make] run-make-fulldeps/alloc-no-oom-handling

test result: FAILED. 203 passed; 1 failed; 20 ignored; 0 measured; 0 filtered out; finished in 18.80s



command did not execute successfully: "/checkout/obj/build/x86_64-unknown-linux-gnu/stage0-tools-bin/compiletest" "--compile-lib-path" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/lib" "--run-lib-path" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/lib/rustlib/x86_64-unknown-linux-gnu/lib" "--rustc-path" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/bin/rustc" "--rustdoc-path" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/bin/rustdoc" "--rust-demangler-path" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2-tools-bin/rust-demangler" "--src-base" "/checkout/src/test/run-make-fulldeps" "--build-base" "/checkout/obj/build/x86_64-unknown-linux-gnu/test/run-make-fulldeps" "--stage-id" "stage2-x86_64-unknown-linux-gnu" "--suite" "run-make-fulldeps" "--mode" "run-make" "--target" "x86_64-unknown-linux-gnu" "--host" "x86_64-unknown-linux-gnu" "--llvm-filecheck" "/usr/lib/llvm-10/bin/FileCheck" "--nodejs" "/usr/bin/node" "--host-rustcflags" "-Crpath -O -Cdebuginfo=0  -Lnative=/checkout/obj/build/x86_64-unknown-linux-gnu/native/rust-test-helpers" "--target-rustcflags" "-Crpath -O -Cdebuginfo=0  -Lnative=/checkout/obj/build/x86_64-unknown-linux-gnu/native/rust-test-helpers" "--docck-python" "/usr/bin/python3" "--lldb-python" "/usr/bin/python3" "--gdb" "/usr/bin/gdb" "--quiet" "--llvm-version" "10.0.0" "--llvm-components" "aarch64 aarch64asmparser aarch64codegen aarch64desc aarch64disassembler aarch64info aarch64utils aggressiveinstcombine all all-targets amdgpu amdgpuasmparser amdgpucodegen amdgpudesc amdgpudisassembler amdgpuinfo amdgpuutils analysis arm armasmparser armcodegen armdesc armdisassembler arminfo armutils asmparser asmprinter avr avrasmparser avrcodegen avrdesc avrdisassembler avrinfo binaryformat bitreader bitstreamreader bitwriter bpf bpfasmparser bpfcodegen bpfdesc bpfdisassembler bpfinfo cfguard codegen core coroutines coverage debuginfocodeview debuginfodwarf debuginfogsym debuginfomsf debuginfopdb demangle dlltooldriver dwarflinker engine executionengine frontendopenmp fuzzmutate globalisel hexagon hexagonasmparser hexagoncodegen hexagondesc hexagondisassembler hexagoninfo instcombine instrumentation interpreter ipo irreader jitlink lanai lanaiasmparser lanaicodegen lanaidesc lanaidisassembler lanaiinfo libdriver lineeditor linker lto mc mca mcdisassembler mcjit mcparser mips mipsasmparser mipscodegen mipsdesc mipsdisassembler mipsinfo mirparser msp430 msp430asmparser msp430codegen msp430desc msp430disassembler msp430info native nativecodegen nvptx nvptxcodegen nvptxdesc nvptxinfo objcarcopts object objectyaml option orcerror orcjit passes perfjitevents powerpc powerpcasmparser powerpccodegen powerpcdesc powerpcdisassembler powerpcinfo profiledata remarks riscv riscvasmparser riscvcodegen riscvdesc riscvdisassembler riscvinfo riscvutils runtimedyld scalaropts selectiondag sparc sparcasmparser sparccodegen sparcdesc sparcdisassembler sparcinfo support symbolize systemz systemzasmparser systemzcodegen systemzdesc systemzdisassembler systemzinfo tablegen target textapi transformutils vectorize webassembly webassemblyasmparser webassemblycodegen webassemblydesc webassemblydisassembler webassemblyinfo windowsmanifest x86 x86asmparser x86codegen x86desc x86disassembler x86info x86utils xcore xcorecodegen xcoredesc xcoredisassembler xcoreinfo xray" "--system-llvm" "--llvm-bin-dir" "/usr/lib/llvm-10/bin" "--cc" "cc" "--cxx" "c++" "--cflags" "-ffunction-sections -fdata-sections -fPIC -m64" "--ar" "ar" "--adb-path" "adb" "--adb-test-dir" "/data/tmp/work" "--android-cross-path" "" "--channel" "nightly" "--color" "always"


Build completed unsuccessfully in 0:22:36

[JohnTitor]

@bors r-