[INFO] fetching crate emacs_module_bindings 0.7.0...
[INFO] testing emacs_module_bindings-0.7.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate emacs_module_bindings 0.7.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate emacs_module_bindings 0.7.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate emacs_module_bindings 0.7.0
[INFO] finished tweaking crates.io crate emacs_module_bindings 0.7.0
[INFO] tweaked toml for crates.io crate emacs_module_bindings 0.7.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libloading v0.4.3
[INFO] [stderr]   Downloaded clang-sys v0.21.2
[INFO] [stderr]   Downloaded cexpr v0.2.3
[INFO] [stderr]   Downloaded which v1.0.5
[INFO] [stderr]   Downloaded bindgen v0.32.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fafea404968dcc70ab4edc483c820e8dc420e9cc185377664ff1befb6b0f9f23
[INFO] running `Command { std: "docker" "start" "-a" "fafea404968dcc70ab4edc483c820e8dc420e9cc185377664ff1befb6b0f9f23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fafea404968dcc70ab4edc483c820e8dc420e9cc185377664ff1befb6b0f9f23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fafea404968dcc70ab4edc483c820e8dc420e9cc185377664ff1befb6b0f9f23", kill_on_drop: false }`
[INFO] [stdout] fafea404968dcc70ab4edc483c820e8dc420e9cc185377664ff1befb6b0f9f23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a35cbc60bd55e943944980654225d9a4c1a0c035605d2aee70aed12f5f6f4185
[INFO] running `Command { std: "docker" "start" "-a" "a35cbc60bd55e943944980654225d9a4c1a0c035605d2aee70aed12f5f6f4185", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling ucd-util v0.1.10
[INFO] [stderr]    Compiling clang-sys v0.21.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling bindgen v0.32.3
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling emacs_module_bindings v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:15:59
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub extern "C" fn find_function(env: *mut EmacsEnv, name: &str) -> EmacsVal {
[INFO] [stdout]    |                                                           ^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `*const u8` and a length instead
[INFO] [stdout]    = note: string slices have no C equivalent
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:18:49
[INFO] [stdout]    |
[INFO] [stdout] 18 |         intern(env, CString::new(name).unwrap().as_ptr())
[INFO] [stdout]    |                     --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout]    = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:27:38
[INFO] [stdout]    |
[INFO] [stdout] 27 | ...                   doc: &str,
[INFO] [stdout]    |                            ^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `*const u8` and a length instead
[INFO] [stdout]    = note: string slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:29:42
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let doc = CString::new(doc).unwrap().as_ptr();
[INFO] [stdout]    |               -------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |               |
[INFO] [stdout]    |               this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:39:50
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let c_string = CString::new(string).unwrap().as_ptr();
[INFO] [stdout]    |                    ----------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:56:59
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub extern "C" fn intern_symbol(env: *mut EmacsEnv, name: String) -> EmacsVal {
[INFO] [stdout]    |                                                           ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:59:49
[INFO] [stdout]    |
[INFO] [stdout] 59 |         intern(env, CString::new(name).unwrap().as_ptr())
[INFO] [stdout]    |                     --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:65:39
[INFO] [stdout]    |
[INFO] [stdout] 65 | ...                   name: String,
[INFO] [stdout]    |                             ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:77:56
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub extern "C" fn provide(env: *mut EmacsEnv, feature: String) {
[INFO] [stdout]    |                                                        ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:80:53
[INFO] [stdout]    |
[INFO] [stdout] 80 |         intern (env, CString::new(feature).unwrap().as_ptr())
[INFO] [stdout]    |                      ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:92:58
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub extern "C" fn get_buffer(env: *mut EmacsEnv, buffer: String) -> EmacsVal {
[INFO] [stdout]    |                                                          ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:102:53
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub extern "C" fn call(env: *mut EmacsEnv, fn_name: &str, args: &mut [EmacsVal])
[INFO] [stdout]     |                                                     ^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using `*const u8` and a length instead
[INFO] [stdout]     = note: string slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `[*mut emacs_value_tag]`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:102:65
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub extern "C" fn call(env: *mut EmacsEnv, fn_name: &str, args: &mut [EmacsVal])
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a raw pointer instead
[INFO] [stdout]     = note: slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.59s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1
[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" "a35cbc60bd55e943944980654225d9a4c1a0c035605d2aee70aed12f5f6f4185", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a35cbc60bd55e943944980654225d9a4c1a0c035605d2aee70aed12f5f6f4185", kill_on_drop: false }`
[INFO] [stdout] a35cbc60bd55e943944980654225d9a4c1a0c035605d2aee70aed12f5f6f4185
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5727c2314fabb97ede826aa424a70f84a661b17160967569be795fe860fe6909
[INFO] running `Command { std: "docker" "start" "-a" "5727c2314fabb97ede826aa424a70f84a661b17160967569be795fe860fe6909", kill_on_drop: false }`
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:15:59
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub extern "C" fn find_function(env: *mut EmacsEnv, name: &str) -> EmacsVal {
[INFO] [stdout]    |                                                           ^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `*const u8` and a length instead
[INFO] [stdout]    = note: string slices have no C equivalent
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:18:49
[INFO] [stdout]    |
[INFO] [stdout] 18 |         intern(env, CString::new(name).unwrap().as_ptr())
[INFO] [stdout]    |                     --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout]    = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:27:38
[INFO] [stdout]    |
[INFO] [stdout] 27 | ...                   doc: &str,
[INFO] [stdout]    |                            ^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `*const u8` and a length instead
[INFO] [stdout]    = note: string slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:29:42
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let doc = CString::new(doc).unwrap().as_ptr();
[INFO] [stdout]    |               -------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |               |
[INFO] [stdout]    |               this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:39:50
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let c_string = CString::new(string).unwrap().as_ptr();
[INFO] [stdout]    |                    ----------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:56:59
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub extern "C" fn intern_symbol(env: *mut EmacsEnv, name: String) -> EmacsVal {
[INFO] [stdout]    |                                                           ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:59:49
[INFO] [stdout]    |
[INFO] [stdout] 59 |         intern(env, CString::new(name).unwrap().as_ptr())
[INFO] [stdout]    |                     --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:65:39
[INFO] [stdout]    |
[INFO] [stdout] 65 | ...                   name: String,
[INFO] [stdout]    |                             ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:77:56
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub extern "C" fn provide(env: *mut EmacsEnv, feature: String) {
[INFO] [stdout]    |                                                        ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:80:53
[INFO] [stdout]    |
[INFO] [stdout] 80 |         intern (env, CString::new(feature).unwrap().as_ptr())
[INFO] [stdout]    |                      ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:92:58
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub extern "C" fn get_buffer(env: *mut EmacsEnv, buffer: String) -> EmacsVal {
[INFO] [stdout]    |                                                          ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:102:53
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub extern "C" fn call(env: *mut EmacsEnv, fn_name: &str, args: &mut [EmacsVal])
[INFO] [stdout]     |                                                     ^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using `*const u8` and a length instead
[INFO] [stdout]     = note: string slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `[*mut emacs_value_tag]`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:102:65
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub extern "C" fn call(env: *mut EmacsEnv, fn_name: &str, args: &mut [EmacsVal])
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a raw pointer instead
[INFO] [stdout]     = note: slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling emacs_module_bindings v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:15:59
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub extern "C" fn find_function(env: *mut EmacsEnv, name: &str) -> EmacsVal {
[INFO] [stdout]    |                                                           ^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `*const u8` and a length instead
[INFO] [stdout]    = note: string slices have no C equivalent
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:18:49
[INFO] [stdout]    |
[INFO] [stdout] 18 |         intern(env, CString::new(name).unwrap().as_ptr())
[INFO] [stdout]    |                     --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout]    = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:27:38
[INFO] [stdout]    |
[INFO] [stdout] 27 | ...                   doc: &str,
[INFO] [stdout]    |                            ^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `*const u8` and a length instead
[INFO] [stdout]    = note: string slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:29:42
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let doc = CString::new(doc).unwrap().as_ptr();
[INFO] [stdout]    |               -------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |               |
[INFO] [stdout]    |               this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:39:50
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let c_string = CString::new(string).unwrap().as_ptr();
[INFO] [stdout]    |                    ----------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:56:59
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub extern "C" fn intern_symbol(env: *mut EmacsEnv, name: String) -> EmacsVal {
[INFO] [stdout]    |                                                           ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:59:49
[INFO] [stdout]    |
[INFO] [stdout] 59 |         intern(env, CString::new(name).unwrap().as_ptr())
[INFO] [stdout]    |                     --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:65:39
[INFO] [stdout]    |
[INFO] [stdout] 65 | ...                   name: String,
[INFO] [stdout]    |                             ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:77:56
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub extern "C" fn provide(env: *mut EmacsEnv, feature: String) {
[INFO] [stdout]    |                                                        ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]   --> src/lib.rs:80:53
[INFO] [stdout]    |
[INFO] [stdout] 80 |         intern (env, CString::new(feature).unwrap().as_ptr())
[INFO] [stdout]    |                      ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:92:58
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub extern "C" fn get_buffer(env: *mut EmacsEnv, buffer: String) -> EmacsVal {
[INFO] [stdout]    |                                                          ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:102:53
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub extern "C" fn call(env: *mut EmacsEnv, fn_name: &str, args: &mut [EmacsVal])
[INFO] [stdout]     |                                                     ^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using `*const u8` and a length instead
[INFO] [stdout]     = note: string slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `[*mut emacs_value_tag]`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:102:65
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub extern "C" fn call(env: *mut EmacsEnv, fn_name: &str, args: &mut [EmacsVal])
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a raw pointer instead
[INFO] [stdout]     = note: slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:8888
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ! ( unsafe { & ( * ( :: std :: ptr :: null :: < __fsid_t > ( ) ) ) . __val as * const _ as usize } , 0usize , concat ! ( "Offset of f...
[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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:11963
[INFO] [stdout]   |
[INFO] [stdout] 3 | ...! ( unsafe { & ( * ( :: std :: ptr :: null :: < max_align_t > ( ) ) ) . __clang_max_align_nonce1 as * const _ as usize } , 0usize , co...
[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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:12222
[INFO] [stdout]   |
[INFO] [stdout] 3 | ...! ( unsafe { & ( * ( :: std :: ptr :: null :: < max_align_t > ( ) ) ) . __clang_max_align_nonce2 as * const _ as usize } , 16usize , c...
[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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:13374
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_runtime > ( ) ) ) . size as * const _ as usize } , 0usize , concat ! ( "Offset 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:13597
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_runtime > ( ) ) ) . private_members 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:13842
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_runtime > ( ) ) ) . get_environment 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:19566
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . size as * const _ as usize } , 0usize , concat ! ( "Offset 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:19787
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . private_members 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:20030
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . make_global_ref 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:20274
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . free_global_ref as * const _ as usize } , 24usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:20518
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . non_local_exit_check as * const _ as usize } , 32usize , conca...
[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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:20772
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . non_local_exit_clear as * const _ as usize } , 40usize , conca...
[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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:21026
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . non_local_exit_get 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:21276
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . non_local_exit_signal as * const _ as usize } , 56usize , conc...
[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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:21532
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . non_local_exit_throw as * const _ as usize } , 64usize , conca...
[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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:21786
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . make_function as * const _ as usize } , 72usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:22026
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . funcall as * const _ as usize } , 80usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:22254
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . intern as * const _ as usize } , 88usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:22480
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . type_of as * const _ as usize } , 96usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:22708
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . is_not_nil as * const _ as usize } , 104usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:22943
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . eq as * const _ as usize } , 112usize , concat ! ( "Offset 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:23162
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . extract_integer as * const _ as usize } , 120usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:23407
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . make_integer as * const _ as usize } , 128usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:23646
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . extract_float as * const _ as usize } , 136usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:23887
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . make_float as * const _ as usize } , 144usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:24122
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . copy_string_contents as * const _ as usize } , 152usize , conc...
[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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:24377
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . make_string as * const _ as usize } , 160usize , concat ! ( "O...
[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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:24614
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . make_user_ptr as * const _ as usize } , 168usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:24855
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . get_user_ptr as * const _ as usize } , 176usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:25094
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . set_user_ptr as * const _ as usize } , 184usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:25333
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . get_user_finalizer as * const _ as usize } , 192usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:25584
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . set_user_finalizer as * const _ as usize } , 200usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:25835
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . vec_get as * const _ as usize } , 208usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:26064
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . vec_set as * const _ as usize } , 216usize , 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/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:26293
[INFO] [stdout]   |
[INFO] [stdout] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . vec_size as * const _ as usize } , 224usize , concat ! ( "Offs...
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 48 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1
[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" "5727c2314fabb97ede826aa424a70f84a661b17160967569be795fe860fe6909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5727c2314fabb97ede826aa424a70f84a661b17160967569be795fe860fe6909", kill_on_drop: false }`
[INFO] [stdout] 5727c2314fabb97ede826aa424a70f84a661b17160967569be795fe860fe6909
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1f4456df56234b13830222a0e576ce5d9598a462f12471bb0e40c19eca97dfc1
[INFO] running `Command { std: "docker" "start" "-a" "1f4456df56234b13830222a0e576ce5d9598a462f12471bb0e40c19eca97dfc1", kill_on_drop: false }`
[INFO] [stderr] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:15:59
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub extern "C" fn find_function(env: *mut EmacsEnv, name: &str) -> EmacsVal {
[INFO] [stderr]    |                                                           ^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using `*const u8` and a length instead
[INFO] [stderr]    = note: string slices have no C equivalent
[INFO] [stderr]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: getting the inner pointer of a temporary `CString`
[INFO] [stderr]   --> src/lib.rs:18:49
[INFO] [stderr]    |
[INFO] [stderr] 18 |         intern(env, CString::new(name).unwrap().as_ptr())
[INFO] [stderr]    |                     --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stderr]    |
[INFO] [stderr]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stderr]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stderr]    = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:27:38
[INFO] [stderr]    |
[INFO] [stderr] 27 | ...                   doc: &str,
[INFO] [stderr]    |                            ^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using `*const u8` and a length instead
[INFO] [stderr]    = note: string slices have no C equivalent
[INFO] [stderr] 
[INFO] [stderr] warning: getting the inner pointer of a temporary `CString`
[INFO] [stderr]   --> src/lib.rs:29:42
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let doc = CString::new(doc).unwrap().as_ptr();
[INFO] [stderr]    |               -------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stderr]    |               |
[INFO] [stderr]    |               this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stderr]    |
[INFO] [stderr]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stderr]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stderr] 
[INFO] [stderr] warning: getting the inner pointer of a temporary `CString`
[INFO] [stderr]   --> src/lib.rs:39:50
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let c_string = CString::new(string).unwrap().as_ptr();
[INFO] [stderr]    |                    ----------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stderr]    |
[INFO] [stderr]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stderr]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:56:59
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub extern "C" fn intern_symbol(env: *mut EmacsEnv, name: String) -> EmacsVal {
[INFO] [stderr]    |                                                           ^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] 
[INFO] [stderr] warning: getting the inner pointer of a temporary `CString`
[INFO] [stderr]   --> src/lib.rs:59:49
[INFO] [stderr]    |
[INFO] [stderr] 59 |         intern(env, CString::new(name).unwrap().as_ptr())
[INFO] [stderr]    |                     --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stderr]    |
[INFO] [stderr]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stderr]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:65:39
[INFO] [stderr]    |
[INFO] [stderr] 65 | ...                   name: String,
[INFO] [stderr]    |                             ^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:77:56
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub extern "C" fn provide(env: *mut EmacsEnv, feature: String) {
[INFO] [stderr]    |                                                        ^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] 
[INFO] [stderr] warning: getting the inner pointer of a temporary `CString`
[INFO] [stderr]   --> src/lib.rs:80:53
[INFO] [stderr]    |
[INFO] [stderr] 80 |         intern (env, CString::new(feature).unwrap().as_ptr())
[INFO] [stderr]    |                      ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stderr]    |
[INFO] [stderr]    = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stderr]    = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `String`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:92:58
[INFO] [stderr]    |
[INFO] [stderr] 92 | pub extern "C" fn get_buffer(env: *mut EmacsEnv, buffer: String) -> EmacsVal {
[INFO] [stderr]    |                                                          ^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stderr]    --> src/lib.rs:102:53
[INFO] [stderr]     |
[INFO] [stderr] 102 | pub extern "C" fn call(env: *mut EmacsEnv, fn_name: &str, args: &mut [EmacsVal])
[INFO] [stderr]     |                                                     ^^^^ not FFI-safe
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using `*const u8` and a length instead
[INFO] [stderr]     = note: string slices have no C equivalent
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `[*mut emacs_value_tag]`, which is not FFI-safe
[INFO] [stderr]    --> src/lib.rs:102:65
[INFO] [stderr]     |
[INFO] [stderr] 102 | pub extern "C" fn call(env: *mut EmacsEnv, fn_name: &str, args: &mut [EmacsVal])
[INFO] [stderr]     |                                                                 ^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a raw pointer instead
[INFO] [stderr]     = note: slices have no C equivalent
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:8888
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ! ( unsafe { & ( * ( :: std :: ptr :: null :: < __fsid_t > ( ) ) ) . __val as * const _ as usize } , 0usize , concat ! ( "Offset of f...
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:11963
[INFO] [stderr]   |
[INFO] [stderr] 3 | ...! ( unsafe { & ( * ( :: std :: ptr :: null :: < max_align_t > ( ) ) ) . __clang_max_align_nonce1 as * const _ as usize } , 0usize , co...
[INFO] [stderr]   |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:12222
[INFO] [stderr]   |
[INFO] [stderr] 3 | ...! ( unsafe { & ( * ( :: std :: ptr :: null :: < max_align_t > ( ) ) ) . __clang_max_align_nonce2 as * const _ as usize } , 16usize , c...
[INFO] [stderr]   |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:13374
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_runtime > ( ) ) ) . size as * const _ as usize } , 0usize , concat ! ( "Offset of...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:13597
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_runtime > ( ) ) ) . private_members as * const _ as usize } , 8usize , concat ! (...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:13842
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_runtime > ( ) ) ) . get_environment as * const _ as usize } , 16usize , concat ! ...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:19566
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . size as * const _ as usize } , 0usize , concat ! ( "Offset of ...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:19787
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . private_members as * const _ as usize } , 8usize , concat ! ( ...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:20030
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . make_global_ref as * const _ as usize } , 16usize , concat ! (...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:20274
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . free_global_ref as * const _ as usize } , 24usize , concat ! (...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:20518
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . non_local_exit_check as * const _ as usize } , 32usize , conca...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:20772
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . non_local_exit_clear as * const _ as usize } , 40usize , conca...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:21026
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . non_local_exit_get as * const _ as usize } , 48usize , concat ...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:21276
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . non_local_exit_signal as * const _ as usize } , 56usize , conc...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:21532
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . non_local_exit_throw as * const _ as usize } , 64usize , conca...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:21786
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . make_function as * const _ as usize } , 72usize , concat ! ( "...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:22026
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . funcall as * const _ as usize } , 80usize , concat ! ( "Offset...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:22254
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . intern as * const _ as usize } , 88usize , concat ! ( "Offset ...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:22480
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . type_of as * const _ as usize } , 96usize , concat ! ( "Offset...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:22708
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . is_not_nil as * const _ as usize } , 104usize , concat ! ( "Of...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:22943
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . eq as * const _ as usize } , 112usize , concat ! ( "Offset of ...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:23162
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . extract_integer as * const _ as usize } , 120usize , concat ! ...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:23407
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . make_integer as * const _ as usize } , 128usize , concat ! ( "...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:23646
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . extract_float as * const _ as usize } , 136usize , concat ! ( ...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:23887
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . make_float as * const _ as usize } , 144usize , concat ! ( "Of...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:24122
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . copy_string_contents as * const _ as usize } , 152usize , conc...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:24377
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . make_string as * const _ as usize } , 160usize , concat ! ( "O...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:24614
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . make_user_ptr as * const _ as usize } , 168usize , concat ! ( ...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:24855
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . get_user_ptr as * const _ as usize } , 176usize , concat ! ( "...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:25094
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . set_user_ptr as * const _ as usize } , 184usize , concat ! ( "...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:25333
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . get_user_finalizer as * const _ as usize } , 192usize , concat...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:25584
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . set_user_finalizer as * const _ as usize } , 200usize , concat...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:25835
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . vec_get as * const _ as usize } , 208usize , concat ! ( "Offse...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:26064
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . vec_set as * const _ as usize } , 216usize , concat ! ( "Offse...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: dereferencing a null pointer
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:26293
[INFO] [stderr]   |
[INFO] [stderr] 3 | ... ( unsafe { & ( * ( :: std :: ptr :: null :: < emacs_env_25 > ( ) ) ) . vec_size as * const _ as usize } , 224usize , concat ! ( "Offs...
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stderr] 
[INFO] [stderr] warning: `emacs_module_bindings` (lib) generated 13 warnings
[INFO] [stderr] warning: `emacs_module_bindings` (lib test) generated 48 warnings (13 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/emacs_module_bindings-88de40fbd82cf8a8)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test emacs_gen::bindgen_test_layout_emacs_runtime ... ok
[INFO] [stdout] test emacs_gen::bindgen_test_layout_emacs_env_25 ... ok
[INFO] [stdout] test emacs_gen::bindgen_test_layout___fsid_t ... ok
[INFO] [stdout] test emacs_gen::bindgen_test_layout_max_align_t ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- emacs_gen::bindgen_test_layout_max_align_t stdout ----
[INFO] [stdout] thread 'emacs_gen::bindgen_test_layout_max_align_t' panicked at /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:11805:
[INFO] [stdout] assertion `left == right` failed: Size of: max_align_t
[INFO] [stdout]   left: 24
[INFO] [stdout]  right: 32
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x559f78b21cfc - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x559f78b21cfc - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x559f78b21cfc - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x559f78b21cfc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x559f78b4b840 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x559f78b4b840 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x559f78b1f6af - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x559f78b21ae4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x559f78b21ae4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x559f78b237a7 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x559f78b23493 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x559f78af3297 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x559f78af3297 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x559f78b23db8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x559f78b23db8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x559f78b23b0e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x559f78b221c6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x559f78b23872 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x559f78abbce5 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x559f78abc0f1 - core::panicking::assert_failed_inner::h0bba8b7c26ee4492
[INFO] [stdout]   20:     0x559f78afd07e - core::panicking::assert_failed::h79f5bcc28d42f908
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
[INFO] [stdout]   21:     0x559f78abce94 - emacs_module_bindings::emacs_gen::bindgen_test_layout_max_align_t::he272621b13c2f766
[INFO] [stdout]                                at /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:11805
[INFO] [stdout]   22:     0x559f78abcdc7 - emacs_module_bindings::emacs_gen::bindgen_test_layout_max_align_t::{{closure}}::h97f6735ff8bda62a
[INFO] [stdout]                                at /opt/rustwide/target/debug/build/emacs_module_bindings-fd7a5b2b09a36623/out/emacs_module.rs:3:11802
[INFO] [stdout]   23:     0x559f78abc886 - core::ops::function::FnOnce::call_once::h90e724c52d9f7a78
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x559f78af88ef - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x559f78af88ef - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   26:     0x559f78af7905 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   27:     0x559f78af7905 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x559f78af7905 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x559f78af7905 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x559f78af7905 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x559f78af7905 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   32:     0x559f78af7905 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   33:     0x559f78abfbc6 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   34:     0x559f78abfbc6 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   35:     0x559f78ac4c77 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x559f78ac4c77 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x559f78ac4c77 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x559f78ac4c77 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x559f78ac4c77 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x559f78ac4c77 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x559f78ac4c77 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x559f78b28845 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   43:     0x559f78b28845 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x559f78b28845 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f77e6d66ac3 - <unknown>
[INFO] [stdout]   46:     0x7f77e6df7bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     emacs_gen::bindgen_test_layout_max_align_t
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "1f4456df56234b13830222a0e576ce5d9598a462f12471bb0e40c19eca97dfc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f4456df56234b13830222a0e576ce5d9598a462f12471bb0e40c19eca97dfc1", kill_on_drop: false }`
[INFO] [stdout] 1f4456df56234b13830222a0e576ce5d9598a462f12471bb0e40c19eca97dfc1
