[INFO] crate allocators 0.1.9 is already in cache [INFO] extracting crate allocators 0.1.9 into work/ex/beta-1.38-1/sources/1.37.0/reg/allocators/0.1.9 [INFO] extracting crate allocators 0.1.9 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/allocators/0.1.9 [INFO] validating manifest of allocators-0.1.9 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of allocators-0.1.9 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing allocators-0.1.9 [INFO] finished frobbing allocators-0.1.9 [INFO] frobbed toml for allocators-0.1.9 written to work/ex/beta-1.38-1/sources/1.37.0/reg/allocators/0.1.9/Cargo.toml [INFO] started frobbing allocators-0.1.9 [INFO] finished frobbing allocators-0.1.9 [INFO] frobbed toml for allocators-0.1.9 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/allocators/0.1.9/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing allocators-0.1.9 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/allocators/0.1.9:/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] bdb3f3661bee88793194ca1d5f73da10e781f9ad0470db5489309fca98803b9c [INFO] running `"docker" "start" "-a" "bdb3f3661bee88793194ca1d5f73da10e781f9ad0470db5489309fca98803b9c"` [INFO] [stderr] Compiling allocators v0.1.9 (/opt/crater/workdir) [INFO] [stderr] error: expected expression, found keyword `in` [INFO] [stderr] --> src/scoped.rs:218:20 [INFO] [stderr] | [INFO] [stderr] 218 | let _big = in alloc.make_place().unwrap() { [0u8; 8_000_000] }; [INFO] [stderr] | ^^ expected expression [INFO] [stderr] [INFO] [stderr] error: expected expression, found keyword `in` [INFO] [stderr] --> src/lib.rs:88:20 [INFO] [stderr] | [INFO] [stderr] 88 | Ok(in place { val }) [INFO] [stderr] | ^^ expected expression [INFO] [stderr] [INFO] [stderr] error: expected expression, found keyword `in` [INFO] [stderr] --> src/lib.rs:376:19 [INFO] [stderr] | [INFO] [stderr] 376 | let big = in HEAP.make_place().unwrap() { [0u8; 8_000_000] }; [INFO] [stderr] | ^^ expected expression [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `alloc::heap` [INFO] [stderr] --> src/lib.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | use alloc::heap; [INFO] [stderr] | ^^^^^^^^^^^ no `heap` in the root [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved imports `std::ops::InPlace`, `std::ops::Placer` [INFO] [stderr] --> src/boxed.rs:5:48 [INFO] [stderr] | [INFO] [stderr] 5 | use std::ops::{CoerceUnsized, Deref, DerefMut, InPlace, Placer}; [INFO] [stderr] | ^^^^^^^ ^^^^^^ no `Placer` in `ops` [INFO] [stderr] | | [INFO] [stderr] | no `InPlace` in `ops` [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `std::ops::Place` [INFO] [stderr] --> src/boxed.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::ops::Place as StdPlace; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `Place` in `ops` [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:40:1 [INFO] [stderr] | [INFO] [stderr] 40 | / #![feature( [INFO] [stderr] 41 | | alloc, [INFO] [stderr] 42 | | coerce_unsized, [INFO] [stderr] 43 | | drop_in_place, [INFO] [stderr] ... | [INFO] [stderr] 49 | | unsize, [INFO] [stderr] 50 | | )] [INFO] [stderr] | |__^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Error` [INFO] [stderr] --> src/boxed.rs:9:24 [INFO] [stderr] | [INFO] [stderr] 9 | use super::{Allocator, Error, Block}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/boxed.rs:51:46 [INFO] [stderr] | [INFO] [stderr] 51 | impl<'a, A: ?Sized + Allocator> AllocBox<'a, Any, A> { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [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/boxed.rs:53:78 [INFO] [stderr] | [INFO] [stderr] 53 | pub fn downcast(self) -> Result, AllocBox<'a, Any, A>> { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/boxed.rs:56:67 [INFO] [stderr] | [INFO] [stderr] 56 | let obj: TraitObject = unsafe { mem::transmute::<*mut Any, TraitObject>(*self.item) }; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/lib.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | use std::ptr::Unique; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/lib.rs:170:10 [INFO] [stderr] | [INFO] [stderr] 170 | ptr: Unique, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/lib.rs:185:27 [INFO] [stderr] | [INFO] [stderr] 185 | ptr: unsafe { Unique::new(ptr) }, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/lib.rs:195:27 [INFO] [stderr] | [INFO] [stderr] 195 | ptr: unsafe { Unique::new(heap::EMPTY as *mut u8) }, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/boxed.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::ptr::Unique; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/boxed.rs:12:11 [INFO] [stderr] | [INFO] [stderr] 12 | item: Unique, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/boxed.rs:58:32 [INFO] [stderr] | [INFO] [stderr] 58 | item: unsafe { Unique::new(obj.data as *mut T) }, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/boxed.rs:130:19 [INFO] [stderr] | [INFO] [stderr] 130 | item: Unique::new(self.block.ptr() as *mut T), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 15 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0432, E0554, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0432`. [INFO] [stderr] error: Could not compile `allocators`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "bdb3f3661bee88793194ca1d5f73da10e781f9ad0470db5489309fca98803b9c"` [INFO] running `"docker" "rm" "-f" "bdb3f3661bee88793194ca1d5f73da10e781f9ad0470db5489309fca98803b9c"` [INFO] [stdout] bdb3f3661bee88793194ca1d5f73da10e781f9ad0470db5489309fca98803b9c