[INFO] fetching crate drone-async-await 0.9.0...
[INFO] checking drone-async-await-0.9.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate drone-async-await 0.9.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate drone-async-await 0.9.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate drone-async-await 0.9.0
[INFO] finished tweaking crates.io crate drone-async-await 0.9.0
[INFO] tweaked toml for crates.io crate drone-async-await 0.9.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded drone-core-macros v0.9.0
[INFO] [stderr]   Downloaded drone-macros-core v0.9.0
[INFO] [stderr]   Downloaded drone-config v0.9.0
[INFO] [stderr]   Downloaded drone-ctypes v0.9.0
[INFO] [stderr]   Downloaded drone-core v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43ef73dec474b4b4f3fc22314911b655e7956137debaae1b182f1cbb0574cca8
[INFO] running `Command { std: "docker" "start" "-a" "43ef73dec474b4b4f3fc22314911b655e7956137debaae1b182f1cbb0574cca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43ef73dec474b4b4f3fc22314911b655e7956137debaae1b182f1cbb0574cca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43ef73dec474b4b4f3fc22314911b655e7956137debaae1b182f1cbb0574cca8", kill_on_drop: false }`
[INFO] [stdout] 43ef73dec474b4b4f3fc22314911b655e7956137debaae1b182f1cbb0574cca8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab197d9588b33005b6629b8a7a0076d31856760f91df76562418ea4b37a4533a
[INFO] running `Command { std: "docker" "start" "-a" "ab197d9588b33005b6629b8a7a0076d31856760f91df76562418ea4b37a4533a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
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[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling cfg-if v1.0.0
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[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
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[INFO] [stderr]    Compiling if_chain v1.0.2
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking drone-ctypes v0.9.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling quote v0.6.13
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[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
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[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling drone-macros-core v0.9.0
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling drone-config v0.9.0
[INFO] [stderr]    Compiling drone-core-macros v0.9.0
[INFO] [stderr]     Checking drone-core v0.9.0
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(generators)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `coroutines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/lib.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(optin_builtin_traits)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: renamed to `auto_traits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/lib.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![feature(untagged_unions)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: unions with `Copy` and `ManuallyDrop` fields are stable; there is no intent to stabilize more
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `core::ops::Generator`, `core::ops::GeneratorState`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/fib/generator.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     ops::{Generator, GeneratorState},
[INFO] [stdout]   |           ^^^^^^^^^  ^^^^^^^^^^^^^^ no `GeneratorState` in `ops`
[INFO] [stdout]   |           |
[INFO] [stdout]   |           no `Generator` in `ops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `core::ops::Generator`, `core::ops::GeneratorState`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/future/gen_future.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 |     ops::{Generator, GeneratorState},
[INFO] [stdout]   |           ^^^^^^^^^  ^^^^^^^^^^^^^^ no `GeneratorState` in `ops`
[INFO] [stdout]   |           |
[INFO] [stdout]   |           no `Generator` in `ops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `prelude` in `alloc`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/prelude.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub use alloc::prelude::v1::*;
[INFO] [stdout]    |                ^^^^^^^ could not find `prelude` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `core::alloc::AllocErr`, `core::alloc::CannotReallocInPlace`, `core::alloc::Excess`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/heap/allocator.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     alloc::{AllocErr, CannotReallocInPlace, Excess, Layout},
[INFO] [stdout]   |             ^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^ no `Excess` in `alloc`
[INFO] [stdout]   |             |         |
[INFO] [stdout]   |             |         no `CannotReallocInPlace` in `alloc`
[INFO] [stdout]   |             no `AllocErr` in `alloc`
[INFO] [stdout]   |             help: a similar name exists in the module: `AllocError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `String`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:383:9
[INFO] [stdout]     |
[INFO] [stdout] 383 |         String::from_utf8_lossy(self.to_bytes())
[INFO] [stdout]     |         ^^^^^^ use of undeclared type `String`
[INFO] [stdout]     |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 383 |         CString::from_utf8_lossy(self.to_bytes())
[INFO] [stdout]     |         ~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::string::String;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:402:32
[INFO] [stdout]     |
[INFO] [stdout] 402 |     pub fn into_c_string(self: Box<Self>) -> CString {
[INFO] [stdout]     |                                ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:403:19
[INFO] [stdout]     |
[INFO] [stdout] 403 |         let raw = Box::into_raw(self) as *mut [u8];
[INFO] [stdout]     |                   ^^^ use of undeclared type `Box`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:405:29
[INFO] [stdout]     |
[INFO] [stdout] 405 |             inner: unsafe { Box::from_raw(raw) },
[INFO] [stdout]     |                             ^^^ use of undeclared type `Box`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `ToOwned` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:465:6
[INFO] [stdout]     |
[INFO] [stdout] 465 | impl ToOwned for CStr {
[INFO] [stdout]     |      ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::borrow::ToOwned;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:482:18
[INFO] [stdout]     |
[INFO] [stdout] 482 | impl Default for Box<CStr> {
[INFO] [stdout]     |                  ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:484:20
[INFO] [stdout]     |
[INFO] [stdout] 484 |         let boxed: Box<[u8]> = Box::from([0]);
[INFO] [stdout]     |                    ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:484:32
[INFO] [stdout]     |
[INFO] [stdout] 484 |         let boxed: Box<[u8]> = Box::from([0]);
[INFO] [stdout]     |                                ^^^ use of undeclared type `Box`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:485:18
[INFO] [stdout]     |
[INFO] [stdout] 485 |         unsafe { Box::from_raw(Box::into_raw(boxed) as *mut CStr) }
[INFO] [stdout]     |                  ^^^ use of undeclared type `Box`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:485:32
[INFO] [stdout]     |
[INFO] [stdout] 485 |         unsafe { Box::from_raw(Box::into_raw(boxed) as *mut CStr) }
[INFO] [stdout]     |                                ^^^ use of undeclared type `Box`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:489:16
[INFO] [stdout]     |
[INFO] [stdout] 489 | impl Clone for Box<CStr> {
[INFO] [stdout]     |                ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:496:22
[INFO] [stdout]     |
[INFO] [stdout] 496 | impl From<&CStr> for Box<CStr> {
[INFO] [stdout]     |                      ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:498:20
[INFO] [stdout]     |
[INFO] [stdout] 498 |         let boxed: Box<[u8]> = Box::from(s.to_bytes_with_nul());
[INFO] [stdout]     |                    ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:498:32
[INFO] [stdout]     |
[INFO] [stdout] 498 |         let boxed: Box<[u8]> = Box::from(s.to_bytes_with_nul());
[INFO] [stdout]     |                                ^^^ use of undeclared type `Box`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:499:18
[INFO] [stdout]     |
[INFO] [stdout] 499 |         unsafe { Box::from_raw(Box::into_raw(boxed) as *mut CStr) }
[INFO] [stdout]     |                  ^^^ use of undeclared type `Box`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:499:32
[INFO] [stdout]     |
[INFO] [stdout] 499 |         unsafe { Box::from_raw(Box::into_raw(boxed) as *mut CStr) }
[INFO] [stdout]     |                                ^^^ use of undeclared type `Box`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_str.rs:503:24
[INFO] [stdout]     |
[INFO] [stdout] 503 | impl From<CString> for Box<CStr> {
[INFO] [stdout]     |                        ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:88:23
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub(super) inner: Box<[u8]>,
[INFO] [stdout]    |                       ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use alloc::boxed::Box;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Vec` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:107:28
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct NulError(usize, Vec<u8>);
[INFO] [stdout]     |                            ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::vec::Vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Vec` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:150:24
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn new<T: Into<Vec<u8>>>(t: T) -> Result<Self, NulError> {
[INFO] [stdout]     |                        ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::vec::Vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Vec` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:154:20
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn _new(bytes: Vec<u8>) -> Result<Self, NulError> {
[INFO] [stdout]     |                    ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::vec::Vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Vec` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:179:45
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub unsafe fn from_vec_unchecked(mut v: Vec<u8>) -> Self {
[INFO] [stdout]     |                                             ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::vec::Vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:228:20
[INFO] [stdout]     |
[INFO] [stdout] 228 |             inner: Box::from_raw(slice as *mut [c_char] as *mut [u8]),
[INFO] [stdout]     |                    ^^^ use of undeclared type `Box`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:263:9
[INFO] [stdout]     |
[INFO] [stdout] 263 |         Box::into_raw(self.into_inner()) as *mut c_char
[INFO] [stdout]     |         ^^^ use of undeclared type `Box`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `String` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:291:40
[INFO] [stdout]     |
[INFO] [stdout] 84  | pub struct CString {
[INFO] [stdout]     | ------------------ similarly named struct `CString` defined here
[INFO] [stdout] ...
[INFO] [stdout] 291 |     pub fn into_string(self) -> Result<String, IntoStringError> {
[INFO] [stdout]     |                                        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 291 |     pub fn into_string(self) -> Result<CString, IntoStringError> {
[INFO] [stdout]     |                                        ~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::string::String;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `String`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:292:9
[INFO] [stdout]     |
[INFO] [stdout] 292 |         String::from_utf8(self.into_bytes()).map_err(|e| IntoStringError {
[INFO] [stdout]     |         ^^^^^^ use of undeclared type `String`
[INFO] [stdout]     |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 292 |         CString::from_utf8(self.into_bytes()).map_err(|e| IntoStringError {
[INFO] [stdout]     |         ~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::string::String;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Vec` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:312:32
[INFO] [stdout]     |
[INFO] [stdout] 312 |     pub fn into_bytes(self) -> Vec<u8> {
[INFO] [stdout]     |                                ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::vec::Vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Vec` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:331:41
[INFO] [stdout]     |
[INFO] [stdout] 331 |     pub fn into_bytes_with_nul(self) -> Vec<u8> {
[INFO] [stdout]     |                                         ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::vec::Vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:405:38
[INFO] [stdout]     |
[INFO] [stdout] 405 |     pub fn into_boxed_c_str(self) -> Box<CStr> {
[INFO] [stdout]     |                                      ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:406:18
[INFO] [stdout]     |
[INFO] [stdout] 406 |         unsafe { Box::from_raw(Box::into_raw(self.into_inner()) as *mut CStr) }
[INFO] [stdout]     |                  ^^^ use of undeclared type `Box`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:406:32
[INFO] [stdout]     |
[INFO] [stdout] 406 |         unsafe { Box::from_raw(Box::into_raw(self.into_inner()) as *mut CStr) }
[INFO] [stdout]     |                                ^^^ use of undeclared type `Box`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:410:39
[INFO] [stdout]     |
[INFO] [stdout] 410 |     pub(super) fn into_inner(self) -> Box<[u8]> {
[INFO] [stdout]     |                                       ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Vec` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:450:30
[INFO] [stdout]     |
[INFO] [stdout] 450 |     pub fn into_vec(self) -> Vec<u8> {
[INFO] [stdout]     |                              ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::vec::Vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Vec` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:493:24
[INFO] [stdout]     |
[INFO] [stdout] 493 | impl From<CString> for Vec<u8> {
[INFO] [stdout]     |                        ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::vec::Vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:532:11
[INFO] [stdout]     |
[INFO] [stdout] 532 | impl From<Box<CStr>> for CString {
[INFO] [stdout]     |           ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/ffi/c_string.rs:536:16
[INFO] [stdout]     |
[INFO] [stdout] 536 |     fn from(s: Box<CStr>) -> Self {
[INFO] [stdout]     |                ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   + use alloc::boxed::Box;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/fib/chain.rs:14:14
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fib: Pin<Box<dyn FiberRoot>>,
[INFO] [stdout]    |              ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use alloc::boxed::Box;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/fib/chain.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 drop(Box::from_raw(curr));
[INFO] [stdout]    |                      ^^^ use of undeclared type `Box`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use alloc::boxed::Box;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/fib/chain.rs:73:20
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let node = Box::into_raw(Box::new(node));
[INFO] [stdout]    |                    ^^^ use of undeclared type `Box`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use alloc::boxed::Box;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/fib/chain.rs:73:34
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let node = Box::into_raw(Box::new(node));
[INFO] [stdout]    |                                  ^^^ use of undeclared type `Box`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use alloc::boxed::Box;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/fib/chain.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |             fib: Box::pin(fib),
[INFO] [stdout]    |                  ^^^ use of undeclared type `Box`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use alloc::boxed::Box;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/io/read.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 |     ) -> Pin<Box<dyn Future<Output = Result<usize, Self::Error>> + Send + 'sess>>;
[INFO] [stdout]    |              ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use alloc::boxed::Box;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/io/seek.rs:24:14
[INFO] [stdout]    |
[INFO] [stdout] 24 |     ) -> Pin<Box<dyn Future<Output = Result<u64, Self::Error>> + Send + 'sess>>;
[INFO] [stdout]    |              ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use alloc::boxed::Box;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/io/write.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 |     ) -> Pin<Box<dyn Future<Output = Result<usize, Self::Error>> + Send + 'sess>>;
[INFO] [stdout]    |              ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use alloc::boxed::Box;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Box` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/stack_loop.rs:13:30
[INFO] [stdout]    |
[INFO] [stdout] 13 | type SessFuture<'a, T> = Pin<Box<dyn Future<Output = T> + Send + 'a>>;
[INFO] [stdout]    |                              ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 7  + use alloc::boxed::Box;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Box`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/stack_loop.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |         Box::pin(asyn(move || {
[INFO] [stdout]    |         ^^^ use of undeclared type `Box`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 7  + use alloc::boxed::Box;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `raw_vec` is private
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/sync/spsc/ring/mod.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 | use alloc::{raw_vec::RawVec, sync::Arc};
[INFO] [stdout]    |             ^^^^^^^ private module
[INFO] [stdout]    |
[INFO] [stdout] note: the module `raw_vec` is defined here
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/alloc/src/lib.rs:231:1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: yield syntax is experimental
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/fib/future.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |             yield;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #43122 <https://github.com/rust-lang/rust/issues/43122> for more information
[INFO] [stdout]    = help: add `#![feature(coroutines)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: yield syntax is experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/fib/stream_pulse.rs:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |             yield;
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #43122 <https://github.com/rust-lang/rust/issues/43122> for more information
[INFO] [stdout]     = help: add `#![feature(coroutines)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: yield syntax is experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/fib/stream_ring.rs:222:13
[INFO] [stdout]     |
[INFO] [stdout] 222 |             yield;
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #43122 <https://github.com/rust-lang/rust/issues/43122> for more information
[INFO] [stdout]     = help: add `#![feature(coroutines)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: yield syntax is experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/fib/stream_ring.rs:269:13
[INFO] [stdout]     |
[INFO] [stdout] 269 |             yield;
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #43122 <https://github.com/rust-lang/rust/issues/43122> for more information
[INFO] [stdout]     = help: add `#![feature(coroutines)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: yield syntax is experimental
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/future/fallback.rs:53:48
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 ::core::task::Poll::Pending => yield,
[INFO] [stdout]    |                                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/stack_loop.rs:98:34
[INFO] [stdout]    |
[INFO] [stdout] 98 |                         req_res: awt!(self.run_req(req))?,
[INFO] [stdout]    |                                  ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #43122 <https://github.com/rust-lang/rust/issues/43122> for more information
[INFO] [stdout]    = help: add `#![feature(coroutines)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the macro `awt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/future/gen_future.rs:24:32
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<T: Generator<Yield = ()>> !Unpin for GenFuture<T> {}
[INFO] [stdout]    |                                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/sync/mutex.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl<T: ?Sized> !Send for MutexGuard<'_, T> {}
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/sync/rwlock.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl<T: ?Sized> !Send for RwLockReadGuard<'_, T> {}
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/sync/rwlock.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl<T: ?Sized> !Send for RwLockWriteGuard<'_, T> {}
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `alloc_prelude`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(alloc_prelude)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `generator_trait`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/drone-core-0.9.0/src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(generator_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 65 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0432, E0433, E0557, E0603, E0635, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `drone-core` (lib) due to 66 previous errors
[INFO] running `Command { std: "docker" "inspect" "ab197d9588b33005b6629b8a7a0076d31856760f91df76562418ea4b37a4533a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab197d9588b33005b6629b8a7a0076d31856760f91df76562418ea4b37a4533a", kill_on_drop: false }`
[INFO] [stdout] ab197d9588b33005b6629b8a7a0076d31856760f91df76562418ea4b37a4533a
