[INFO] fetching crate afl 0.15.10... [INFO] checking afl-0.15.10 against try#ccf408f4326a858c00dd845a64a86b16f360a801 for pr-129466-2 [INFO] extracting crate afl 0.15.10 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate afl 0.15.10 on toolchain ccf408f4326a858c00dd845a64a86b16f360a801 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate afl 0.15.10 [INFO] finished tweaking crates.io crate afl 0.15.10 [INFO] tweaked toml for crates.io crate afl 0.15.10 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate afl 0.15.10 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4836740aee658446c00294124cd84ce343896f935e24cbd274a9140b2077f330 [INFO] running `Command { std: "docker" "start" "-a" "4836740aee658446c00294124cd84ce343896f935e24cbd274a9140b2077f330", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4836740aee658446c00294124cd84ce343896f935e24cbd274a9140b2077f330", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4836740aee658446c00294124cd84ce343896f935e24cbd274a9140b2077f330", kill_on_drop: false }` [INFO] [stdout] 4836740aee658446c00294124cd84ce343896f935e24cbd274a9140b2077f330 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 686d6aa3bc56592190feb80bff348ad1e6e4fc1f9d137975b6a20aa052a6b741 [INFO] running `Command { std: "docker" "start" "-a" "686d6aa3bc56592190feb80bff348ad1e6e4fc1f9d137975b6a20aa052a6b741", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Migrating Cargo.toml from 2021 edition to 2024 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Compiling home v0.5.9 [INFO] [stderr] Checking xdg v2.5.2 [INFO] [stderr] Compiling afl v0.15.10 (/tmp/fixit) [INFO] [stderr] Migrating build.rs from 2021 edition to 2024 [INFO] [stderr] Checking rustc_version v0.4.0 [INFO] [stderr] Migrating src/lib.rs from 2021 edition to 2024 [INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `afl` [INFO] [stdout] warning: unsafe attribute used without unsafe [INFO] [stdout] --> src/lib.rs:22:3 [INFO] [stdout] | [INFO] [stdout] 22 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^ usage of unsafe attribute [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024! [INFO] [stdout] = note: for more information, see issue #123757 [INFO] [stdout] = note: `--force-warn unsafe-attr-outside-unsafe` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: wrap the attribute in `unsafe(...)` [INFO] [stdout] | [INFO] [stdout] 22 | #[unsafe(no_mangle)] [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] warning: extern blocks should be unsafe [INFO] [stdout] --> src/lib.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | extern "C" { [INFO] [stdout] | ^ [INFO] [stdout] | | [INFO] [stdout] | _help: needs `unsafe` before the extern keyword: `unsafe` [INFO] [stdout] | | [INFO] [stdout] 14 | | fn __afl_persistent_loop(counter: usize) -> isize; [INFO] [stdout] 15 | | fn __afl_manual_init(); [INFO] [stdout] ... | [INFO] [stdout] 18 | | static __afl_fuzz_ptr: *const u8; [INFO] [stdout] 19 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024! [INFO] [stdout] = note: for more information, see issue #123743 [INFO] [stdout] = note: `--force-warn missing-unsafe-on-extern` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files: [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:156:12 [INFO] [stdout] | [INFO] [stdout] 156 | ($hook:expr, |$buf:ident| $body:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] = note: `--force-warn edition-2024-expr-fragment-specifier` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 156 | ($hook:expr_2021, |$buf:ident| $body:expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:156:37 [INFO] [stdout] | [INFO] [stdout] 156 | ($hook:expr, |$buf:ident| $body:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 156 | ($hook:expr, |$buf:ident| $body:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] * src/lib.rs [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:159:12 [INFO] [stdout] | [INFO] [stdout] 159 | ($hook:expr, |$buf:ident: &[u8]| $body:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 159 | ($hook:expr_2021, |$buf:ident: &[u8]| $body:expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:159:44 [INFO] [stdout] | [INFO] [stdout] 159 | ($hook:expr, |$buf:ident: &[u8]| $body:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 159 | ($hook:expr, |$buf:ident: &[u8]| $body:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] This likely indicates a bug in either rustc or cargo itself, [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:162:12 [INFO] [stdout] | [INFO] [stdout] 162 | ($hook:expr, |$buf:ident: $dty: ty| $body:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 162 | ($hook:expr_2021, |$buf:ident: $dty: ty| $body:expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] and we would appreciate a bug report! You're likely to see [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:162:47 [INFO] [stdout] | [INFO] [stdout] 162 | ($hook:expr, |$buf:ident: $dty: ty| $body:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 162 | ($hook:expr, |$buf:ident: $dty: ty| $body:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] a number of compiler warnings after this message which cargo [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] attempted to fix but failed. If you could open an issue at [INFO] [stderr] https://github.com/rust-lang/rust/issues [INFO] [stderr] quoting the full output of this command we'd be very appreciative! [INFO] [stderr] Note that you may be able to make some more progress in the near-term [INFO] [stderr] fixing code with the `--broken-code` flag [INFO] [stderr] [INFO] [stderr] The following errors were reported: [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:156:6 [INFO] [stderr] | [INFO] [stderr] 156 | ($hook:expr_2021, |$buf:ident| $body:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:156:36 [INFO] [stderr] | [INFO] [stderr] 156 | ($hook:expr_2021, |$buf:ident| $body:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:159:6 [INFO] [stderr] | [INFO] [stderr] 159 | ($hook:expr_2021, |$buf:ident: &[u8]| $body:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:159:43 [INFO] [stderr] | [INFO] [stderr] 159 | ($hook:expr_2021, |$buf:ident: &[u8]| $body:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:162:6 [INFO] [stderr] | [INFO] [stderr] 162 | ($hook:expr_2021, |$buf:ident: $dty: ty| $body:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:162:46 [INFO] [stderr] | [INFO] [stderr] 162 | ($hook:expr_2021, |$buf:ident: $dty: ty| $body:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error: aborting due to 6 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] Original diagnostics will follow. [INFO] [stderr] [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.71 [INFO] [stderr] Compiling derive_arbitrary v1.3.2 [INFO] [stderr] Checking arbitrary v1.3.2 [INFO] [stderr] Migrating examples/arbitrary.rs from 2021 edition to 2024 [INFO] [stderr] Migrating examples/cmplog.rs from 2021 edition to 2024 [INFO] [stderr] Migrating examples/cfg.rs from 2021 edition to 2024 [INFO] [stderr] Migrating examples/hello.rs from 2021 edition to 2024 [INFO] [stdout] warning: unexpected `cfg` condition name: `fuzzing` [INFO] [stdout] --> examples/cfg.rs:5:30 [INFO] [stdout] | [INFO] [stdout] 5 | if n == 100 && !cfg!(fuzzing) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(fuzzing)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(fuzzing)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `afl` [INFO] [stderr] [INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files: [INFO] [stderr] [INFO] [stderr] * src/lib.rs [INFO] [stderr] [INFO] [stderr] This likely indicates a bug in either rustc or cargo itself, [INFO] [stderr] and we would appreciate a bug report! You're likely to see [INFO] [stderr] a number of compiler warnings after this message which cargo [INFO] [stderr] attempted to fix but failed. If you could open an issue at [INFO] [stderr] https://github.com/rust-lang/rust/issues [INFO] [stderr] quoting the full output of this command we'd be very appreciative! [INFO] [stderr] Note that you may be able to make some more progress in the near-term [INFO] [stderr] fixing code with the `--broken-code` flag [INFO] [stderr] [INFO] [stderr] The following errors were reported: [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:156:6 [INFO] [stderr] | [INFO] [stderr] 156 | ($hook:expr_2021, |$buf:ident| $body:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:156:36 [INFO] [stderr] | [INFO] [stderr] 156 | ($hook:expr_2021, |$buf:ident| $body:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:159:6 [INFO] [stderr] | [INFO] [stderr] 159 | ($hook:expr_2021, |$buf:ident: &[u8]| $body:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:159:43 [INFO] [stderr] | [INFO] [stderr] 159 | ($hook:expr_2021, |$buf:ident: &[u8]| $body:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:162:6 [INFO] [stderr] | [INFO] [stderr] 162 | ($hook:expr_2021, |$buf:ident: $dty: ty| $body:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:162:46 [INFO] [stderr] | [INFO] [stderr] 162 | ($hook:expr_2021, |$buf:ident: $dty: ty| $body:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error: aborting due to 6 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] Original diagnostics will follow. [INFO] [stderr] [INFO] [stdout] warning: unsafe attribute used without unsafe [INFO] [stdout] --> src/lib.rs:22:3 [INFO] [stdout] | [INFO] [stdout] 22 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^ usage of unsafe attribute [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024! [INFO] [stdout] = note: for more information, see issue #123757 [INFO] [stdout] = note: `--force-warn unsafe-attr-outside-unsafe` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: wrap the attribute in `unsafe(...)` [INFO] [stdout] | [INFO] [stdout] 22 | #[unsafe(no_mangle)] [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: extern blocks should be unsafe [INFO] [stdout] --> src/lib.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | extern "C" { [INFO] [stdout] | ^ [INFO] [stdout] | | [INFO] [stdout] | _help: needs `unsafe` before the extern keyword: `unsafe` [INFO] [stdout] | | [INFO] [stdout] 14 | | fn __afl_persistent_loop(counter: usize) -> isize; [INFO] [stdout] 15 | | fn __afl_manual_init(); [INFO] [stdout] ... | [INFO] [stdout] 18 | | static __afl_fuzz_ptr: *const u8; [INFO] [stdout] 19 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024! [INFO] [stdout] = note: for more information, see issue #123743 [INFO] [stdout] = note: `--force-warn missing-unsafe-on-extern` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:156:12 [INFO] [stdout] | [INFO] [stdout] 156 | ($hook:expr, |$buf:ident| $body:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] = note: `--force-warn edition-2024-expr-fragment-specifier` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 156 | ($hook:expr_2021, |$buf:ident| $body:expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:156:37 [INFO] [stdout] | [INFO] [stdout] 156 | ($hook:expr, |$buf:ident| $body:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 156 | ($hook:expr, |$buf:ident| $body:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:159:12 [INFO] [stdout] | [INFO] [stdout] 159 | ($hook:expr, |$buf:ident: &[u8]| $body:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 159 | ($hook:expr_2021, |$buf:ident: &[u8]| $body:expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:159:44 [INFO] [stdout] | [INFO] [stdout] 159 | ($hook:expr, |$buf:ident: &[u8]| $body:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 159 | ($hook:expr, |$buf:ident: &[u8]| $body:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:162:12 [INFO] [stdout] | [INFO] [stdout] 162 | ($hook:expr, |$buf:ident: $dty: ty| $body:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 162 | ($hook:expr_2021, |$buf:ident: $dty: ty| $body:expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:162:47 [INFO] [stdout] | [INFO] [stdout] 162 | ($hook:expr, |$buf:ident: $dty: ty| $body:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 162 | ($hook:expr, |$buf:ident: $dty: ty| $body:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.48s [INFO] [stderr] Running `cargo check` to verify 2024 [INFO] [stderr] Compiling afl v0.15.10 (/tmp/fixit) [INFO] [stdout] error: extern blocks must be unsafe [INFO] [stdout] --> src/lib.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | / extern "C" { [INFO] [stdout] 14 | | fn __afl_persistent_loop(counter: usize) -> isize; [INFO] [stdout] 15 | | fn __afl_manual_init(); [INFO] [stdout] ... | [INFO] [stdout] 18 | | static __afl_fuzz_ptr: *const u8; [INFO] [stdout] 19 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unsafe attribute used without unsafe [INFO] [stdout] --> src/lib.rs:22:3 [INFO] [stdout] | [INFO] [stdout] 22 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^ usage of unsafe attribute [INFO] [stdout] | [INFO] [stdout] help: wrap the attribute in `unsafe(...)` [INFO] [stdout] | [INFO] [stdout] 22 | #[unsafe(no_mangle)] [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: extern blocks must be unsafe [INFO] [stdout] --> src/lib.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | / extern "C" { [INFO] [stdout] 14 | | fn __afl_persistent_loop(counter: usize) -> isize; [INFO] [stdout] 15 | | fn __afl_manual_init(); [INFO] [stdout] ... | [INFO] [stdout] 18 | | static __afl_fuzz_ptr: *const u8; [INFO] [stdout] 19 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unsafe attribute used without unsafe [INFO] [stdout] --> src/lib.rs:22:3 [INFO] [stdout] | [INFO] [stdout] 22 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^ usage of unsafe attribute [INFO] [stdout] | [INFO] [stdout] help: wrap the attribute in `unsafe(...)` [INFO] [stdout] | [INFO] [stdout] 22 | #[unsafe(no_mangle)] [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `afl` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `afl` (lib) due to 3 previous errors [INFO] [stderr] error: failed to check after updating to 2024 [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "686d6aa3bc56592190feb80bff348ad1e6e4fc1f9d137975b6a20aa052a6b741", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "686d6aa3bc56592190feb80bff348ad1e6e4fc1f9d137975b6a20aa052a6b741", kill_on_drop: false }` [INFO] [stdout] 686d6aa3bc56592190feb80bff348ad1e6e4fc1f9d137975b6a20aa052a6b741