[INFO] crate drone-core 0.11.1 is already in cache
[INFO] checking drone-core-0.11.1 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate drone-core 0.11.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate drone-core 0.11.1 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate drone-core 0.11.1
[INFO] finished tweaking crates.io crate drone-core 0.11.1
[INFO] tweaked toml for crates.io crate drone-core 0.11.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7dc723abcbf71fd884b7fd1830ad30eeb2e0afec24df795d1b0e4b8a74ead5e4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "7dc723abcbf71fd884b7fd1830ad30eeb2e0afec24df795d1b0e4b8a74ead5e4"`
[INFO] [stderr]     Checking drone-core v0.11.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved imports `core::alloc::CannotReallocInPlace`, `core::alloc::Excess`
[INFO] [stderr]  --> src/heap/allocator.rs:3:23
[INFO] [stderr]   |
[INFO] [stderr] 3 |     alloc::{AllocErr, CannotReallocInPlace, Excess, Layout},
[INFO] [stderr]   |                       ^^^^^^^^^^^^^^^^^^^^  ^^^^^^ no `Excess` in `alloc`
[INFO] [stderr]   |                       |
[INFO] [stderr]   |                       no `CannotReallocInPlace` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stderr]   --> src/future/gen_future.rs:24:32
[INFO] [stderr]    |
[INFO] [stderr] 24 | impl<T: Generator<Yield = ()>> !Unpin for GenFuture<T> {}
[INFO] [stderr]    |                                ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stderr]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stderr]   --> src/sync/mutex.rs:36:17
[INFO] [stderr]    |
[INFO] [stderr] 36 | impl<T: ?Sized> !Send for MutexGuard<'_, T> {}
[INFO] [stderr]    |                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stderr]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stderr]   --> src/sync/rwlock.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 | impl<T: ?Sized> !Send for RwLockReadGuard<'_, T> {}
[INFO] [stderr]    |                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stderr]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stderr]   --> src/sync/rwlock.rs:59:17
[INFO] [stderr]    |
[INFO] [stderr] 59 | impl<T: ?Sized> !Send for RwLockWriteGuard<'_, T> {}
[INFO] [stderr]    |                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stderr]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `std`
[INFO] [stderr]   --> src/ffi/mod.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     use std::collections::hash_map::DefaultHasher;
[INFO] [stderr]    |         ^^^ use of undeclared type or module `std`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `std`
[INFO] [stderr]    --> src/sync/mutex.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |     use std::{
[INFO] [stderr]     |         ^^^ use of undeclared type or module `std`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved imports `core::alloc::CannotReallocInPlace`, `core::alloc::Excess`
[INFO] [stderr]  --> src/heap/allocator.rs:3:23
[INFO] [stderr]   |
[INFO] [stderr] 3 |     alloc::{AllocErr, CannotReallocInPlace, Excess, Layout},
[INFO] [stderr]   |                       ^^^^^^^^^^^^^^^^^^^^  ^^^^^^ no `Excess` in `alloc`
[INFO] [stderr]   |                       |
[INFO] [stderr]   |                       no `CannotReallocInPlace` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `std`
[INFO] [stderr]    --> src/sync/rwlock.rs:299:9
[INFO] [stderr]     |
[INFO] [stderr] 299 |     use std::sync::{
[INFO] [stderr]     |         ^^^ use of undeclared type or module `std`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std`
[INFO] [stderr]    --> src/sync/mutex.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |     use std::{
[INFO] [stderr]     |         ^^^ use of undeclared type or module `std`
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `vec` in this scope
[INFO] [stderr]   --> src/ffi/mod.rs:56:30
[INFO] [stderr]    |
[INFO] [stderr] 56 |         assert!(CString::new(vec![0]).is_err());
[INFO] [stderr]    |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `vec` in this scope
[INFO] [stderr]   --> src/ffi/mod.rs:62:49
[INFO] [stderr]    |
[INFO] [stderr] 62 |             let s = CString::from_vec_unchecked(vec![0]);
[INFO] [stderr]    |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `format` in this scope
[INFO] [stderr]   --> src/ffi/mod.rs:70:20
[INFO] [stderr]    |
[INFO] [stderr] 70 |         assert_eq!(format!("{:?}", s), r#""abc\x01\x02\n\xe2\x80\xa6\xff""#);
[INFO] [stderr]    |                    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `format` in this scope
[INFO] [stderr]   --> src/ffi/mod.rs:96:30
[INFO] [stderr]    |
[INFO] [stderr] 96 |                 Owned::<str>(format!("123\u{FFFD}"))
[INFO] [stderr]    |                              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `DefaultHasher`
[INFO] [stderr]    --> src/ffi/mod.rs:116:21
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let mut s = DefaultHasher::new();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^ use of undeclared type or module `DefaultHasher`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `DefaultHasher`
[INFO] [stderr]    --> src/ffi/mod.rs:119:21
[INFO] [stderr]     |
[INFO] [stderr] 119 |         let mut s = DefaultHasher::new();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^ use of undeclared type or module `DefaultHasher`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Ordering`
[INFO] [stderr]    --> src/sync/mutex.rs:234:37
[INFO] [stderr]     |
[INFO] [stderr] 234 |                 self.0.fetch_add(1, Ordering::SeqCst);
[INFO] [stderr]     |                                     ^^^^^^^^ use of undeclared type or module `Ordering`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Arc`
[INFO] [stderr]    --> src/sync/mutex.rs:237:25
[INFO] [stderr]     |
[INFO] [stderr] 237 |         let num_drops = Arc::new(AtomicUsize::new(0));
[INFO] [stderr]     |                         ^^^ use of undeclared type or module `Arc`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `AtomicUsize`
[INFO] [stderr]    --> src/sync/mutex.rs:237:34
[INFO] [stderr]     |
[INFO] [stderr] 237 |         let num_drops = Arc::new(AtomicUsize::new(0));
[INFO] [stderr]     |                                  ^^^^^^^^^^^ use of undeclared type or module `AtomicUsize`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Ordering`
[INFO] [stderr]    --> src/sync/mutex.rs:239:35
[INFO] [stderr]     |
[INFO] [stderr] 239 |         assert_eq!(num_drops.load(Ordering::SeqCst), 0);
[INFO] [stderr]     |                                   ^^^^^^^^ use of undeclared type or module `Ordering`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Ordering`
[INFO] [stderr]    --> src/sync/mutex.rs:242:39
[INFO] [stderr]     |
[INFO] [stderr] 242 |             assert_eq!(num_drops.load(Ordering::SeqCst), 0);
[INFO] [stderr]     |                                       ^^^^^^^^ use of undeclared type or module `Ordering`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Ordering`
[INFO] [stderr]    --> src/sync/mutex.rs:244:35
[INFO] [stderr]     |
[INFO] [stderr] 244 |         assert_eq!(num_drops.load(Ordering::SeqCst), 1);
[INFO] [stderr]     |                                   ^^^^^^^^ use of undeclared type or module `Ordering`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Arc`
[INFO] [stderr]    --> src/sync/mutex.rs:256:19
[INFO] [stderr]     |
[INFO] [stderr] 256 |         let arc = Arc::new(Mutex::new(1));
[INFO] [stderr]     |                   ^^^ use of undeclared type or module `Arc`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Arc`
[INFO] [stderr]    --> src/sync/mutex.rs:257:20
[INFO] [stderr]     |
[INFO] [stderr] 257 |         let arc2 = Arc::new(Mutex::new(arc));
[INFO] [stderr]     |                    ^^^ use of undeclared type or module `Arc`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Ordering`
[INFO] [stderr]    --> src/sync/rwlock.rs:347:37
[INFO] [stderr]     |
[INFO] [stderr] 347 |                 self.0.fetch_add(1, Ordering::SeqCst);
[INFO] [stderr]     |                                     ^^^^^^^^ use of undeclared type or module `Ordering`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Arc`
[INFO] [stderr]    --> src/sync/rwlock.rs:350:25
[INFO] [stderr]     |
[INFO] [stderr] 350 |         let num_drops = Arc::new(AtomicUsize::new(0));
[INFO] [stderr]     |                         ^^^ use of undeclared type or module `Arc`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `AtomicUsize`
[INFO] [stderr]    --> src/sync/rwlock.rs:350:34
[INFO] [stderr]     |
[INFO] [stderr] 350 |         let num_drops = Arc::new(AtomicUsize::new(0));
[INFO] [stderr]     |                                  ^^^^^^^^^^^ use of undeclared type or module `AtomicUsize`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Ordering`
[INFO] [stderr]    --> src/sync/rwlock.rs:352:35
[INFO] [stderr]     |
[INFO] [stderr] 352 |         assert_eq!(num_drops.load(Ordering::SeqCst), 0);
[INFO] [stderr]     |                                   ^^^^^^^^ use of undeclared type or module `Ordering`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Ordering`
[INFO] [stderr]    --> src/sync/rwlock.rs:355:39
[INFO] [stderr]     |
[INFO] [stderr] 355 |             assert_eq!(num_drops.load(Ordering::SeqCst), 0);
[INFO] [stderr]     |                                       ^^^^^^^^ use of undeclared type or module `Ordering`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Ordering`
[INFO] [stderr]    --> src/sync/rwlock.rs:357:35
[INFO] [stderr]     |
[INFO] [stderr] 357 |         assert_eq!(num_drops.load(Ordering::SeqCst), 1);
[INFO] [stderr]     |                                   ^^^^^^^^ use of undeclared type or module `Ordering`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Arc` in this scope
[INFO] [stderr]    --> src/sync/mutex.rs:231:20
[INFO] [stderr]     |
[INFO] [stderr] 231 |         struct Foo(Arc<AtomicUsize>);
[INFO] [stderr]     |                    ^^^ not found in this scope
[INFO] [stderr]     |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]     |
[INFO] [stderr] 204 |     use alloc::sync::Arc;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `AtomicUsize` in this scope
[INFO] [stderr]    --> src/sync/mutex.rs:231:24
[INFO] [stderr]     |
[INFO] [stderr] 231 |         struct Foo(Arc<AtomicUsize>);
[INFO] [stderr]     |                        ^^^^^^^^^^^ not found in this scope
[INFO] [stderr]     |
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]     |
[INFO] [stderr] 204 |     use core::sync::atomic::AtomicUsize;
[INFO] [stderr]     |
[INFO] [stderr] 204 |     use futures::core_reexport::sync::atomic::AtomicUsize;
[INFO] [stderr]     |
[INFO] [stderr] help: you might be missing a type parameter
[INFO] [stderr]     |
[INFO] [stderr] 231 |         struct Foo<AtomicUsize>(Arc<AtomicUsize>);
[INFO] [stderr]     |                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `channel` in this scope
[INFO] [stderr]    --> src/sync/mutex.rs:258:24
[INFO] [stderr]     |
[INFO] [stderr] 258 |         let (tx, rx) = channel();
[INFO] [stderr]     |                        ^^^^^^^ not found in this scope
[INFO] [stderr]     |
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]     |
[INFO] [stderr] 204 |     use crate::sync::spsc::oneshot::channel;
[INFO] [stderr]     |
[INFO] [stderr] 204 |     use crate::sync::spsc::pulse::channel;
[INFO] [stderr]     |
[INFO] [stderr] 204 |     use crate::sync::spsc::ring::channel;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Arc` in this scope
[INFO] [stderr]    --> src/sync/rwlock.rs:344:20
[INFO] [stderr]     |
[INFO] [stderr] 344 |         struct Foo(Arc<AtomicUsize>);
[INFO] [stderr]     |                    ^^^ not found in this scope
[INFO] [stderr]     |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]     |
[INFO] [stderr] 298 |     use alloc::sync::Arc;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `AtomicUsize` in this scope
[INFO] [stderr]    --> src/sync/rwlock.rs:344:24
[INFO] [stderr]     |
[INFO] [stderr] 344 |         struct Foo(Arc<AtomicUsize>);
[INFO] [stderr]     |                        ^^^^^^^^^^^ not found in this scope
[INFO] [stderr]     |
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]     |
[INFO] [stderr] 298 |     use core::sync::atomic::AtomicUsize;
[INFO] [stderr]     |
[INFO] [stderr] 298 |     use futures::core_reexport::sync::atomic::AtomicUsize;
[INFO] [stderr]     |
[INFO] [stderr] help: you might be missing a type parameter
[INFO] [stderr]     |
[INFO] [stderr] 344 |         struct Foo<AtomicUsize>(Arc<AtomicUsize>);
[INFO] [stderr]     |                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stderr]   --> src/future/gen_future.rs:24:32
[INFO] [stderr]    |
[INFO] [stderr] 24 | impl<T: Generator<Yield = ()>> !Unpin for GenFuture<T> {}
[INFO] [stderr]    |                                ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stderr]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stderr]   --> src/sync/mutex.rs:36:17
[INFO] [stderr]    |
[INFO] [stderr] 36 | impl<T: ?Sized> !Send for MutexGuard<'_, T> {}
[INFO] [stderr]    |                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stderr]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stderr]   --> src/sync/rwlock.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 | impl<T: ?Sized> !Send for RwLockReadGuard<'_, T> {}
[INFO] [stderr]    |                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stderr]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stderr]   --> src/sync/rwlock.rs:59:17
[INFO] [stderr]    |
[INFO] [stderr] 59 | impl<T: ?Sized> !Send for RwLockWriteGuard<'_, T> {}
[INFO] [stderr]    |                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stderr]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stderr]   --> src/fib/generator.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |         gen.resume().into()
[INFO] [stderr]    |             ^^^^^^- supplied 0 arguments
[INFO] [stderr]    |
[INFO] [stderr] help: expected the unit value `()`; create it with empty parentheses
[INFO] [stderr]    |
[INFO] [stderr] 28 |         gen.resume(()).into()
[INFO] [stderr]    |                    ^^
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stderr]   --> src/future/gen_future.rs:33:51
[INFO] [stderr]    |
[INFO] [stderr] 33 |         local_task().set_context(cx, || match gen.resume() {
[INFO] [stderr]    |                                                   ^^^^^^- supplied 0 arguments
[INFO] [stderr]    |
[INFO] [stderr] help: expected the unit value `()`; create it with empty parentheses
[INFO] [stderr]    |
[INFO] [stderr] 33 |         local_task().set_context(cx, || match gen.resume(()) {
[INFO] [stderr]    |                                                          ^^
[INFO] [stderr] 
[INFO] [stderr] error: the `Self` constructor can only be used with tuple or unit structs
[INFO] [stderr]    --> src/heap/allocator.rs:216:9
[INFO] [stderr]     |
[INFO] [stderr] 216 |         Self(ptr, pool().size())
[INFO] [stderr]     |         ^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stderr]   --> src/fib/generator.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |         gen.resume().into()
[INFO] [stderr]    |             ^^^^^^- supplied 0 arguments
[INFO] [stderr]    |
[INFO] [stderr] help: expected the unit value `()`; create it with empty parentheses
[INFO] [stderr]    |
[INFO] [stderr] 28 |         gen.resume(()).into()
[INFO] [stderr]    |                    ^^
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stderr]   --> src/future/gen_future.rs:33:51
[INFO] [stderr]    |
[INFO] [stderr] 33 |         local_task().set_context(cx, || match gen.resume() {
[INFO] [stderr]    |                                                   ^^^^^^- supplied 0 arguments
[INFO] [stderr]    |
[INFO] [stderr] help: expected the unit value `()`; create it with empty parentheses
[INFO] [stderr]    |
[INFO] [stderr] 33 |         local_task().set_context(cx, || match gen.resume(()) {
[INFO] [stderr]    |                                                          ^^
[INFO] [stderr] 
[INFO] [stderr] error: the `Self` constructor can only be used with tuple or unit structs
[INFO] [stderr]    --> src/heap/allocator.rs:216:9
[INFO] [stderr]     |
[INFO] [stderr] 216 |         Self(ptr, pool().size())
[INFO] [stderr]     |         ^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0432, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `drone-core`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused import: `Hasher`
[INFO] [stderr]   --> src/ffi/mod.rs:30:28
[INFO] [stderr]    |
[INFO] [stderr] 30 |     use core::hash::{Hash, Hasher};
[INFO] [stderr]    |                            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 37 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0412, E0425, E0432, E0433, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `drone-core`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7dc723abcbf71fd884b7fd1830ad30eeb2e0afec24df795d1b0e4b8a74ead5e4"`
[INFO] running `"docker" "rm" "-f" "7dc723abcbf71fd884b7fd1830ad30eeb2e0afec24df795d1b0e4b8a74ead5e4"`
[INFO] [stdout] 7dc723abcbf71fd884b7fd1830ad30eeb2e0afec24df795d1b0e4b8a74ead5e4
