[INFO] fetching crate bolero-libfuzzer 0.11.0... [INFO] checking bolero-libfuzzer-0.11.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate bolero-libfuzzer 0.11.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate bolero-libfuzzer 0.11.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bolero-libfuzzer 0.11.0 [INFO] finished tweaking crates.io crate bolero-libfuzzer 0.11.0 [INFO] tweaked toml for crates.io crate bolero-libfuzzer 0.11.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 39 packages to latest compatible versions [INFO] [stderr] Adding proc-macro-crate v2.0.2 (available: v3.2.0) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding toml_datetime v0.6.3 (available: v0.6.8) [INFO] [stderr] Adding toml_edit v0.20.2 (available: v0.20.7) [INFO] [stderr] Adding winnow v0.5.40 (available: v0.6.20) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b435cd862758ede80c385fdd34b8a5e1ee24b249380190d5da08440d47b9bda8 [INFO] running `Command { std: "docker" "start" "-a" "b435cd862758ede80c385fdd34b8a5e1ee24b249380190d5da08440d47b9bda8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b435cd862758ede80c385fdd34b8a5e1ee24b249380190d5da08440d47b9bda8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b435cd862758ede80c385fdd34b8a5e1ee24b249380190d5da08440d47b9bda8", kill_on_drop: false }` [INFO] [stdout] b435cd862758ede80c385fdd34b8a5e1ee24b249380190d5da08440d47b9bda8 [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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e25fdff6bffe2e6686cba0f6d8229c4529f3dd8db5523eab70d28de787c1c1de [INFO] running `Command { std: "docker" "start" "-a" "e25fdff6bffe2e6686cba0f6d8229c4529f3dd8db5523eab70d28de787c1c1de", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling toml_datetime v0.6.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking adler2 v2.0.0 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling anyhow v1.0.89 [INFO] [stderr] Checking gimli v0.31.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Checking pretty-hex v0.4.1 [INFO] [stderr] Checking miniz_oxide v0.8.0 [INFO] [stderr] Compiling cc v1.1.22 [INFO] [stderr] Checking object v0.36.4 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling indexmap v2.5.0 [INFO] [stderr] Compiling bolero-libfuzzer v0.11.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling toml_edit v0.20.2 [INFO] [stderr] Checking addr2line v0.24.1 [INFO] [stderr] Checking backtrace v0.3.74 [INFO] [stderr] Compiling proc-macro-crate v2.0.2 [INFO] [stderr] Compiling bolero-generator-derive v0.11.0 [INFO] [stderr] Checking bolero-generator v0.11.1 [INFO] [stderr] Checking bolero-engine v0.11.2 [INFO] [stdout] warning: unexpected `cfg` condition name: `fuzzing_libfuzzer` [INFO] [stdout] --> src/lib.rs:6:38 [INFO] [stdout] | [INFO] [stdout] 6 | #[cfg(any(test, all(feature = "lib", fuzzing_libfuzzer)))] [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_libfuzzer)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(fuzzing_libfuzzer)");` 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: unexpected `cfg` condition name: `fuzzing_libfuzzer` [INFO] [stdout] --> src/lib.rs:198:28 [INFO] [stdout] | [INFO] [stdout] 198 | #[cfg(all(feature = "lib", fuzzing_libfuzzer))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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_libfuzzer)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(fuzzing_libfuzzer)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `fuzzing_libfuzzer` [INFO] [stdout] --> src/lib.rs:6:38 [INFO] [stdout] | [INFO] [stdout] 6 | #[cfg(any(test, all(feature = "lib", fuzzing_libfuzzer)))] [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_libfuzzer)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(fuzzing_libfuzzer)");` 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: unexpected `cfg` condition name: `fuzzing_libfuzzer` [INFO] [stdout] --> src/lib.rs:198:28 [INFO] [stdout] | [INFO] [stdout] 198 | #[cfg(all(feature = "lib", fuzzing_libfuzzer))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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_libfuzzer)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(fuzzing_libfuzzer)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:183:10 [INFO] [stdout] | [INFO] [stdout] 183 | (TESTFN.as_mut().expect("uninitialized test function"))(data_slice); [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.23s [INFO] running `Command { std: "docker" "inspect" "e25fdff6bffe2e6686cba0f6d8229c4529f3dd8db5523eab70d28de787c1c1de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e25fdff6bffe2e6686cba0f6d8229c4529f3dd8db5523eab70d28de787c1c1de", kill_on_drop: false }` [INFO] [stdout] e25fdff6bffe2e6686cba0f6d8229c4529f3dd8db5523eab70d28de787c1c1de