[INFO] fetching crate unicorn 0.9.1...
[INFO] checking unicorn-0.9.1 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate unicorn 0.9.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate unicorn 0.9.1
[INFO] finished tweaking crates.io crate unicorn 0.9.1
[INFO] tweaked toml for crates.io crate unicorn 0.9.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unicorn 0.9.1 on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to highest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.13.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `unicorn` (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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d3bfa3d1d9d034784ea0ac4c395695327a7b2b7593c580581f92020c98670d9e
[INFO] running `Command { std: "docker" "start" "d3bfa3d1d9d034784ea0ac4c395695327a7b2b7593c580581f92020c98670d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3bfa3d1d9d034784ea0ac4c395695327a7b2b7593c580581f92020c98670d9e", 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" "d3bfa3d1d9d034784ea0ac4c395695327a7b2b7593c580581f92020c98670d9e" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3bfa3d1d9d034784ea0ac4c395695327a7b2b7593c580581f92020c98670d9e", 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=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d3bfa3d1d9d034784ea0ac4c395695327a7b2b7593c580581f92020c98670d9e" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `unicorn` (manifest) generated 1 warning
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling build-helper v0.1.1
[INFO] [stderr]    Compiling aho-corasick v1.1.5
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling regex v1.13.1
[INFO] [stderr]    Compiling os_type v2.6.0
[INFO] [stderr]    Compiling libunicorn-sys v0.9.1
[INFO] [stderr]     Checking unicorn v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:942:10
[INFO] [stdout]     |
[INFO] [stdout] 942 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:404:33
[INFO] [stdout]     |
[INFO] [stdout] 404 | type CodeHook = UnicornHook<Box<FnMut(&Unicorn, u64, u32)>>;
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 404 | type CodeHook = UnicornHook<Box<dyn FnMut(&Unicorn, u64, u32)>>;
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:405:33
[INFO] [stdout]     |
[INFO] [stdout] 405 | type IntrHook = UnicornHook<Box<FnMut(&Unicorn, u32)>>;
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 405 | type IntrHook = UnicornHook<Box<dyn FnMut(&Unicorn, u32)>>;
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:406:32
[INFO] [stdout]     |
[INFO] [stdout] 406 | type MemHook = UnicornHook<Box<FnMut(&Unicorn, MemType, u64, usize, i64) -> bool>>;
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 406 | type MemHook = UnicornHook<Box<dyn FnMut(&Unicorn, MemType, u64, usize, i64) -> bool>>;
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:407:35
[INFO] [stdout]     |
[INFO] [stdout] 407 | type InsnInHook = UnicornHook<Box<FnMut(&Unicorn, u32, usize) -> u32>>;
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 407 | type InsnInHook = UnicornHook<Box<dyn FnMut(&Unicorn, u32, usize) -> u32>>;
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:408:36
[INFO] [stdout]     |
[INFO] [stdout] 408 | type InsnOutHook = UnicornHook<Box<FnMut(&Unicorn, u32, usize, u32)>>;
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 408 | type InsnOutHook = UnicornHook<Box<dyn FnMut(&Unicorn, u32, usize, u32)>>;
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:409:36
[INFO] [stdout]     |
[INFO] [stdout] 409 | type InsnSysHook = UnicornHook<Box<FnMut(&Unicorn)>>;
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 409 | type InsnSysHook = UnicornHook<Box<dyn FnMut(&Unicorn)>>;
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:942:10
[INFO] [stdout]     |
[INFO] [stdout] 942 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:404:33
[INFO] [stdout]     |
[INFO] [stdout] 404 | type CodeHook = UnicornHook<Box<FnMut(&Unicorn, u64, u32)>>;
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 404 | type CodeHook = UnicornHook<Box<dyn FnMut(&Unicorn, u64, u32)>>;
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:405:33
[INFO] [stdout]     |
[INFO] [stdout] 405 | type IntrHook = UnicornHook<Box<FnMut(&Unicorn, u32)>>;
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 405 | type IntrHook = UnicornHook<Box<dyn FnMut(&Unicorn, u32)>>;
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:406:32
[INFO] [stdout]     |
[INFO] [stdout] 406 | type MemHook = UnicornHook<Box<FnMut(&Unicorn, MemType, u64, usize, i64) -> bool>>;
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 406 | type MemHook = UnicornHook<Box<dyn FnMut(&Unicorn, MemType, u64, usize, i64) -> bool>>;
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:407:35
[INFO] [stdout]     |
[INFO] [stdout] 407 | type InsnInHook = UnicornHook<Box<FnMut(&Unicorn, u32, usize) -> u32>>;
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 407 | type InsnInHook = UnicornHook<Box<dyn FnMut(&Unicorn, u32, usize) -> u32>>;
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:408:36
[INFO] [stdout]     |
[INFO] [stdout] 408 | type InsnOutHook = UnicornHook<Box<FnMut(&Unicorn, u32, usize, u32)>>;
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 408 | type InsnOutHook = UnicornHook<Box<dyn FnMut(&Unicorn, u32, usize, u32)>>;
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:409:36
[INFO] [stdout]     |
[INFO] [stdout] 409 | type InsnSysHook = UnicornHook<Box<FnMut(&Unicorn)>>;
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 409 | type InsnSysHook = UnicornHook<Box<dyn FnMut(&Unicorn)>>;
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unicorn` (lib test) due to 3 previous errors; 16 warnings emitted
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:720:55
[INFO] [stdout]     |
[INFO] [stdout] 720 |         let _callback: libc::size_t = code_hook_proxy as usize;
[INFO] [stdout]     |                                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 720 |         let _callback: libc::size_t = code_hook_proxy as *const () as usize;
[INFO] [stdout]     |                                                       ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:754:55
[INFO] [stdout]     |
[INFO] [stdout] 754 |         let _callback: libc::size_t = intr_hook_proxy as usize;
[INFO] [stdout]     |                                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 754 |         let _callback: libc::size_t = intr_hook_proxy as *const () as usize;
[INFO] [stdout]     |                                                       ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:795:54
[INFO] [stdout]     |
[INFO] [stdout] 795 |         let _callback: libc::size_t = mem_hook_proxy as usize;
[INFO] [stdout]     |                                                      ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 795 |         let _callback: libc::size_t = mem_hook_proxy as *const () as usize;
[INFO] [stdout]     |                                                      ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:830:58
[INFO] [stdout]     |
[INFO] [stdout] 830 |         let _callback: libc::size_t = insn_in_hook_proxy as usize;
[INFO] [stdout]     |                                                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 830 |         let _callback: libc::size_t = insn_in_hook_proxy as *const () as usize;
[INFO] [stdout]     |                                                          ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `InsnX86`.
[INFO] [stdout]    --> src/lib.rs:841:17
[INFO] [stdout]     |
[INFO] [stdout] 841 |                 x86_const::InsnX86::IN,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `InsnX86` does not implement `VaArgSafe`
[INFO] [stdout]    --> src/lib.rs:841:17
[INFO] [stdout]     |
[INFO] [stdout] 841 |                 x86_const::InsnX86::IN,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout]     = note: requested on the command line with `--force-warn invalid-c-variadic-arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:866:59
[INFO] [stdout]     |
[INFO] [stdout] 866 |         let _callback: libc::size_t = insn_out_hook_proxy as usize;
[INFO] [stdout]     |                                                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 866 |         let _callback: libc::size_t = insn_out_hook_proxy as *const () as usize;
[INFO] [stdout]     |                                                           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `InsnX86`.
[INFO] [stdout]    --> src/lib.rs:877:17
[INFO] [stdout]     |
[INFO] [stdout] 877 |                 x86_const::InsnX86::OUT,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `InsnX86` does not implement `VaArgSafe`
[INFO] [stdout]    --> src/lib.rs:877:17
[INFO] [stdout]     |
[INFO] [stdout] 877 |                 x86_const::InsnX86::OUT,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:909:59
[INFO] [stdout]     |
[INFO] [stdout] 909 |         let _callback: libc::size_t = insn_sys_hook_proxy as usize;
[INFO] [stdout]     |                                                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 909 |         let _callback: libc::size_t = insn_sys_hook_proxy as *const () as usize;
[INFO] [stdout]     |                                                           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `x86_const::InsnSysX86`.
[INFO] [stdout]    --> src/lib.rs:920:17
[INFO] [stdout]     |
[INFO] [stdout] 920 |                 insn_type,
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `x86_const::InsnSysX86` does not implement `VaArgSafe`
[INFO] [stdout]    --> src/lib.rs:920:17
[INFO] [stdout]     |
[INFO] [stdout] 920 |                 insn_type,
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:720:55
[INFO] [stdout]     |
[INFO] [stdout] 720 |         let _callback: libc::size_t = code_hook_proxy as usize;
[INFO] [stdout]     |                                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 720 |         let _callback: libc::size_t = code_hook_proxy as *const () as usize;
[INFO] [stdout]     |                                                       ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:754:55
[INFO] [stdout]     |
[INFO] [stdout] 754 |         let _callback: libc::size_t = intr_hook_proxy as usize;
[INFO] [stdout]     |                                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 754 |         let _callback: libc::size_t = intr_hook_proxy as *const () as usize;
[INFO] [stdout]     |                                                       ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:795:54
[INFO] [stdout]     |
[INFO] [stdout] 795 |         let _callback: libc::size_t = mem_hook_proxy as usize;
[INFO] [stdout]     |                                                      ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 795 |         let _callback: libc::size_t = mem_hook_proxy as *const () as usize;
[INFO] [stdout]     |                                                      ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:830:58
[INFO] [stdout]     |
[INFO] [stdout] 830 |         let _callback: libc::size_t = insn_in_hook_proxy as usize;
[INFO] [stdout]     |                                                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 830 |         let _callback: libc::size_t = insn_in_hook_proxy as *const () as usize;
[INFO] [stdout]     |                                                          ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `InsnX86`.
[INFO] [stdout]    --> src/lib.rs:841:17
[INFO] [stdout]     |
[INFO] [stdout] 841 |                 x86_const::InsnX86::IN,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `InsnX86` does not implement `VaArgSafe`
[INFO] [stdout]    --> src/lib.rs:841:17
[INFO] [stdout]     |
[INFO] [stdout] 841 |                 x86_const::InsnX86::IN,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout]     = note: requested on the command line with `--force-warn invalid-c-variadic-arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:866:59
[INFO] [stdout]     |
[INFO] [stdout] 866 |         let _callback: libc::size_t = insn_out_hook_proxy as usize;
[INFO] [stdout]     |                                                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 866 |         let _callback: libc::size_t = insn_out_hook_proxy as *const () as usize;
[INFO] [stdout]     |                                                           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `InsnX86`.
[INFO] [stdout]    --> src/lib.rs:877:17
[INFO] [stdout]     |
[INFO] [stdout] 877 |                 x86_const::InsnX86::OUT,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `InsnX86` does not implement `VaArgSafe`
[INFO] [stdout]    --> src/lib.rs:877:17
[INFO] [stdout]     |
[INFO] [stdout] 877 |                 x86_const::InsnX86::OUT,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:909:59
[INFO] [stdout]     |
[INFO] [stdout] 909 |         let _callback: libc::size_t = insn_sys_hook_proxy as usize;
[INFO] [stdout]     |                                                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 909 |         let _callback: libc::size_t = insn_sys_hook_proxy as *const () as usize;
[INFO] [stdout]     |                                                           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `x86_const::InsnSysX86`.
[INFO] [stdout]    --> src/lib.rs:920:17
[INFO] [stdout]     |
[INFO] [stdout] 920 |                 insn_type,
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `x86_const::InsnSysX86` does not implement `VaArgSafe`
[INFO] [stdout]    --> src/lib.rs:920:17
[INFO] [stdout]     |
[INFO] [stdout] 920 |                 insn_type,
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unicorn` (lib) due to 3 previous errors; 16 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d3bfa3d1d9d034784ea0ac4c395695327a7b2b7593c580581f92020c98670d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3bfa3d1d9d034784ea0ac4c395695327a7b2b7593c580581f92020c98670d9e", kill_on_drop: false }`
[INFO] [stdout] d3bfa3d1d9d034784ea0ac4c395695327a7b2b7593c580581f92020c98670d9e
