[INFO] fetching crate coro 0.1.1...
[INFO] testing coro-0.1.1 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate coro 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate coro 0.1.1
[INFO] finished tweaking crates.io crate coro 0.1.1
[INFO] tweaked toml for crates.io crate coro 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate coro 0.1.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to highest compatible versions
[INFO] [stderr]       Adding smallvec v2.0.0-alpha.6 (available: v2.0.0-beta.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 | homepage = "https://github.com/hsanzg/coro"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 34 | repository = "https://github.com/hsanzg/coro"
[INFO] [stderr]    |              --------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `coro` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 68db266d02d98108125114da6e0853e62f8c7b9b4816d9bdd8967dc32b67819f
[INFO] running `Command { std: "docker" "start" "68db266d02d98108125114da6e0853e62f8c7b9b4816d9bdd8967dc32b67819f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68db266d02d98108125114da6e0853e62f8c7b9b4816d9bdd8967dc32b67819f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "68db266d02d98108125114da6e0853e62f8c7b9b4816d9bdd8967dc32b67819f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68db266d02d98108125114da6e0853e62f8c7b9b4816d9bdd8967dc32b67819f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "68db266d02d98108125114da6e0853e62f8c7b9b4816d9bdd8967dc32b67819f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 | homepage = "https://github.com/hsanzg/coro"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 34 | repository = "https://github.com/hsanzg/coro"
[INFO] [stderr]    |              --------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `coro` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]    Compiling smallvec v2.0.0-alpha.6
[INFO] [stderr]    Compiling coro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | #![feature(ptr_alignment_type)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `naked_functions` has been stable since `1.88.0` and no longer requires an attribute to enable
[INFO] [stdout]    = help: the feature `asm_const` has been stable since `1.82.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unsafe attribute used without unsafe
[INFO] [stdout]   --> src/arch/x86_64.rs:13:3
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[naked]
[INFO] [stdout]    |   ^^^^^ usage of unsafe attribute
[INFO] [stdout]    |
[INFO] [stdout] help: wrap the attribute in `unsafe(...)`
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[unsafe(naked)]
[INFO] [stdout]    |   +++++++     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]   --> src/lib.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 | use core::ptr::{Alignment, NonNull};
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]    --> src/lib.rs:167:24
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub const STACK_ALIGN: Alignment = unsafe { Alignment::new_unchecked(STACK_SIZE.get()) };
[INFO] [stdout]     |                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]    --> src/lib.rs:167:45
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub const STACK_ALIGN: Alignment = unsafe { Alignment::new_unchecked(STACK_SIZE.get()) };
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]    --> src/lib.rs:219:56
[INFO] [stdout]     |
[INFO] [stdout] 219 |             let f_ptr = align_alloc::<F>(stack_bottom, Alignment::of::<F>());
[INFO] [stdout]     |                                                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `naked_functions` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 | #![feature(naked_functions)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `asm_const` has been stable since 1.82.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | #![feature(asm_const)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `ptr_sub_ptr` has been stable since 1.87.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | #![feature(ptr_sub_ptr)]
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `strict_provenance` has been stable since 1.84.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | #![feature(strict_provenance)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]  --> src/arch/x86_64.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::ptr::{Alignment, NonNull};
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]    --> src/arch/x86_64.rs:135:30
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub const STACK_FRAME_ALIGN: Alignment = unsafe { Alignment::new_unchecked(16) };
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]    --> src/arch/x86_64.rs:135:51
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub const STACK_FRAME_ALIGN: Alignment = unsafe { Alignment::new_unchecked(16) };
[INFO] [stdout]     |                                                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]  --> src/stack.rs:6:27
[INFO] [stdout]   |
[INFO] [stdout] 6 | use core::ptr::{null_mut, Alignment, NonNull};
[INFO] [stdout]   |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]    --> src/stack.rs:296:55
[INFO] [stdout]     |
[INFO] [stdout] 296 | pub(crate) fn align_alloc<T>(ptr: NonNull<u8>, align: Alignment) -> *mut T {
[INFO] [stdout]     |                                                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]   --> src/stack.rs:78:54
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub(crate) fn new(min_size: NonZeroUsize, align: Alignment) -> Self {
[INFO] [stdout]    |                                                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]    --> src/stack.rs:252:45
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let aligned = align_alloc::<T>(ptr, Alignment::of::<T>());
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::ptr::Alignment`: moved from `ptr` to `mem`
[INFO] [stdout]    --> src/stack.rs:334:66
[INFO] [stdout]     |
[INFO] [stdout] 334 |     pub(crate) fn take(&mut self, min_size: NonZeroUsize, align: Alignment) -> Stack {
[INFO] [stdout]     |                                                                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0787]: the `asm!` macro is not allowed in naked functions
[INFO] [stdout]   --> src/arch/x86_64.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |     unsafe { asm!("mov rax, rsp", "ret", options(noreturn)) }
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ consider using the `naked_asm!` macro instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0787.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coro` (lib) due to 3 previous errors; 16 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "68db266d02d98108125114da6e0853e62f8c7b9b4816d9bdd8967dc32b67819f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68db266d02d98108125114da6e0853e62f8c7b9b4816d9bdd8967dc32b67819f", kill_on_drop: false }`
[INFO] [stdout] 68db266d02d98108125114da6e0853e62f8c7b9b4816d9bdd8967dc32b67819f
