[INFO] fetching crate duktape_ffi_raw 2.30.0... [INFO] checking duktape_ffi_raw-2.30.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate duktape_ffi_raw 2.30.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate duktape_ffi_raw 2.30.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate duktape_ffi_raw 2.30.0 [INFO] finished tweaking crates.io crate duktape_ffi_raw 2.30.0 [INFO] tweaked toml for crates.io crate duktape_ffi_raw 2.30.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 52 packages [INFO] [stderr] Adding bindgen v0.49.4 (latest: v0.69.4) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cexpr v0.3.6 (latest: v0.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding clang-sys v0.28.1 (latest: v1.7.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding env_logger v0.6.2 (latest: v0.11.3) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding libloading v0.5.2 (latest: v0.8.3) [INFO] [stderr] Adding nom v4.2.3 (latest: v7.1.3) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding peeking_take_while v0.1.2 (latest: v1.0.0) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding shlex v0.1.1 (latest: v1.3.0) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding version_check v0.1.5 (latest: v0.9.4) [INFO] [stderr] Adding which v2.0.1 (latest: v6.0.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cexpr v0.3.6 [INFO] [stderr] Downloaded clang-sys v0.28.1 [INFO] [stderr] Downloaded bindgen v0.49.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 95c0ea33cd821b202975e74863854622581b5c18c5d9a305adc10032dc219311 [INFO] running `Command { std: "docker" "start" "-a" "95c0ea33cd821b202975e74863854622581b5c18c5d9a305adc10032dc219311", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95c0ea33cd821b202975e74863854622581b5c18c5d9a305adc10032dc219311", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95c0ea33cd821b202975e74863854622581b5c18c5d9a305adc10032dc219311", kill_on_drop: false }` [INFO] [stdout] 95c0ea33cd821b202975e74863854622581b5c18c5d9a305adc10032dc219311 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 578b5dd3dda3e97b28bdbebe722b079f1bd874ee42e57168c0488308e99687c1 [INFO] running `Command { std: "docker" "start" "-a" "578b5dd3dda3e97b28bdbebe722b079f1bd874ee42e57168c0488308e99687c1", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling gimli v0.28.1 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling rustc-demangle v0.1.23 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling unicode-width v0.1.11 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling bindgen v0.49.4 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling miniz_oxide v0.7.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling clang-sys v0.28.1 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling object v0.32.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling cexpr v0.3.6 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Compiling addr2line v0.21.0 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling which v2.0.1 [INFO] [stderr] Compiling duktape_ffi_raw v2.30.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: duktape_ffi_raw@2.30.0: Compiler version doesn't include clang or GCC: "cc" "--version" [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:16412 [INFO] [stdout] | [INFO] [stdout] 3 | ... unsafe { & ( * ( :: std :: ptr :: null :: < duk_thread_state > ( ) ) ) . data as * const _ as usize } , 0usize , concat ! ( "Offset o... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deref_nullptr)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:17267 [INFO] [stdout] | [INFO] [stdout] 3 | ...nsafe { & ( * ( :: std :: ptr :: null :: < duk_memory_functions > ( ) ) ) . alloc_func as * const _ as usize } , 0usize , concat ! ( "... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:17516 [INFO] [stdout] | [INFO] [stdout] 3 | ...nsafe { & ( * ( :: std :: ptr :: null :: < duk_memory_functions > ( ) ) ) . realloc_func as * const _ as usize } , 8usize , concat ! (... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:17769 [INFO] [stdout] | [INFO] [stdout] 3 | ...nsafe { & ( * ( :: std :: ptr :: null :: < duk_memory_functions > ( ) ) ) . free_func as * const _ as usize } , 16usize , concat ! ( "... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:18017 [INFO] [stdout] | [INFO] [stdout] 3 | ...nsafe { & ( * ( :: std :: ptr :: null :: < duk_memory_functions > ( ) ) ) . udata as * const _ as usize } , 24usize , concat ! ( "Offs... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:18838 [INFO] [stdout] | [INFO] [stdout] 3 | ...safe { & ( * ( :: std :: ptr :: null :: < duk_function_list_entry > ( ) ) ) . key as * const _ as usize } , 0usize , concat ! ( "Offse... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:19079 [INFO] [stdout] | [INFO] [stdout] 3 | ...safe { & ( * ( :: std :: ptr :: null :: < duk_function_list_entry > ( ) ) ) . value as * const _ as usize } , 8usize , concat ! ( "Off... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:19324 [INFO] [stdout] | [INFO] [stdout] 3 | ...safe { & ( * ( :: std :: ptr :: null :: < duk_function_list_entry > ( ) ) ) . nargs as * const _ as usize } , 16usize , concat ! ( "Of... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:20113 [INFO] [stdout] | [INFO] [stdout] 3 | ...nsafe { & ( * ( :: std :: ptr :: null :: < duk_number_list_entry > ( ) ) ) . key as * const _ as usize } , 0usize , concat ! ( "Offset... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:20350 [INFO] [stdout] | [INFO] [stdout] 3 | ...nsafe { & ( * ( :: std :: ptr :: null :: < duk_number_list_entry > ( ) ) ) . value as * const _ as usize } , 8usize , concat ! ( "Offs... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:21271 [INFO] [stdout] | [INFO] [stdout] 3 | ...unsafe { & ( * ( :: std :: ptr :: null :: < duk_time_components > ( ) ) ) . year as * const _ as usize } , 0usize , concat ! ( "Offset... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:21506 [INFO] [stdout] | [INFO] [stdout] 3 | ...unsafe { & ( * ( :: std :: ptr :: null :: < duk_time_components > ( ) ) ) . month as * const _ as usize } , 8usize , concat ! ( "Offse... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:21743 [INFO] [stdout] | [INFO] [stdout] 3 | ...unsafe { & ( * ( :: std :: ptr :: null :: < duk_time_components > ( ) ) ) . day as * const _ as usize } , 16usize , concat ! ( "Offset... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:21977 [INFO] [stdout] | [INFO] [stdout] 3 | ...unsafe { & ( * ( :: std :: ptr :: null :: < duk_time_components > ( ) ) ) . hours as * const _ as usize } , 24usize , concat ! ( "Offs... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:22215 [INFO] [stdout] | [INFO] [stdout] 3 | ...unsafe { & ( * ( :: std :: ptr :: null :: < duk_time_components > ( ) ) ) . minutes as * const _ as usize } , 32usize , concat ! ( "Of... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:22457 [INFO] [stdout] | [INFO] [stdout] 3 | ...unsafe { & ( * ( :: std :: ptr :: null :: < duk_time_components > ( ) ) ) . seconds as * const _ as usize } , 40usize , concat ! ( "Of... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:22699 [INFO] [stdout] | [INFO] [stdout] 3 | ...unsafe { & ( * ( :: std :: ptr :: null :: < duk_time_components > ( ) ) ) . milliseconds as * const _ as usize } , 48usize , concat ! ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:22951 [INFO] [stdout] | [INFO] [stdout] 3 | ...unsafe { & ( * ( :: std :: ptr :: null :: < duk_time_components > ( ) ) ) . weekday as * const _ as usize } , 56usize , concat ! ( "Of... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:56478 [INFO] [stdout] | [INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < __va_list_tag > ( ) ) ) . gp_offset as * const _ as usize } , 0usize , concat ! ( "Offs... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:56711 [INFO] [stdout] | [INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < __va_list_tag > ( ) ) ) . fp_offset as * const _ as usize } , 4usize , concat ! ( "Offs... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:56944 [INFO] [stdout] | [INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < __va_list_tag > ( ) ) ) . overflow_arg_area as * const _ as usize } , 8usize , concat !... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/duktape_ffi_raw-67ef0e2e2073b256/out/bindings.rs:3:57193 [INFO] [stdout] | [INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < __va_list_tag > ( ) ) ) . reg_save_area as * const _ as usize } , 16usize , concat ! ( ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.89s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cexpr v0.3.6, nom v4.2.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "578b5dd3dda3e97b28bdbebe722b079f1bd874ee42e57168c0488308e99687c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "578b5dd3dda3e97b28bdbebe722b079f1bd874ee42e57168c0488308e99687c1", kill_on_drop: false }` [INFO] [stdout] 578b5dd3dda3e97b28bdbebe722b079f1bd874ee42e57168c0488308e99687c1