[INFO] fetching crate fce-sqlite-connector 0.1.2...
[INFO] testing fce-sqlite-connector-0.1.2 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate fce-sqlite-connector 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fce-sqlite-connector 0.1.2 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fce-sqlite-connector 0.1.2
[INFO] finished tweaking crates.io crate fce-sqlite-connector 0.1.2
[INFO] tweaked toml for crates.io crate fce-sqlite-connector 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate fce-sqlite-connector 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fluence-sdk-main v0.2.8
[INFO] [stderr]   Downloaded fluence v0.2.8
[INFO] [stderr]   Downloaded fluence-sdk-macro v0.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7a624ab40c3ffced944268ab9a2fde6c7c6ace11faea21ac11ebff4f1942036
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d7a624ab40c3ffced944268ab9a2fde6c7c6ace11faea21ac11ebff4f1942036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7a624ab40c3ffced944268ab9a2fde6c7c6ace11faea21ac11ebff4f1942036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7a624ab40c3ffced944268ab9a2fde6c7c6ace11faea21ac11ebff4f1942036", kill_on_drop: false }`
[INFO] [stdout] d7a624ab40c3ffced944268ab9a2fde6c7c6ace11faea21ac11ebff4f1942036
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c247a89256cff711c3e54339c75309a40640152887368cc35ecf8f2122b9ee4b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c247a89256cff711c3e54339c75309a40640152887368cc35ecf8f2122b9ee4b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling fluence-sdk-wit v0.2.8
[INFO] [stderr]    Compiling fluence-sdk-macro v0.2.8
[INFO] [stderr]    Compiling fluence-sdk-main v0.2.8
[INFO] [stderr]    Compiling fluence v0.2.8
[INFO] [stderr]    Compiling fce-sqlite-connector v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:41:38
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor;
[INFO] [stdout]    |                                      ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes)]` on by default
[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` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:41:63
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor;
[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` block uses type `DBOpenDescriptor`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:41:74
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor;
[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] note: the type is defined here
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pub struct DBOpenDescriptor {
[INFO] [stdout] 11 | |     pub ret_code: i32,
[INFO] [stdout] 12 | |     pub db_handle: u32,
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:55:52
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn sqlite3_prepare_v2(db_handle: u32, sql: String) -> DBPrepareDescriptor;
[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` block uses type `DBPrepareDescriptor`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:55:63
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn sqlite3_prepare_v2(db_handle: u32, sql: String) -> DBPrepareDescriptor;
[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] note: the type is defined here
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / pub struct DBPrepareDescriptor {
[INFO] [stdout] 18 | |     pub ret_code: i32,
[INFO] [stdout] 19 | |     pub stmt_handle: u32,
[INFO] [stdout] 20 | |     pub tail: u32,
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:68:14
[INFO] [stdout]    |
[INFO] [stdout] 68 |         sql: 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` block uses type `DBExecDescriptor`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:71:10
[INFO] [stdout]    |
[INFO] [stdout] 71 |     ) -> DBExecDescriptor;
[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] note: the type is defined here
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / pub struct DBExecDescriptor {
[INFO] [stdout] 26 | |     pub ret_code: i32,
[INFO] [stdout] 27 | |     pub err_msg: String,
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:86:46
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn sqlite3_errmsg(db_handle: u32) -> 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` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:95:61
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn sqlite3_column_name(stmt_handle: u32, N: u32) -> 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` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]    --> src/sqlite3_connector/import_functions.rs:104:64
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32;
[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` block uses type `String`, which is not FFI-safe
[INFO] [stdout]    --> src/sqlite3_connector/import_functions.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32;
[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` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]    --> src/sqlite3_connector/import_functions.rs:122:64
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn sqlite3_column_blob(stmt_handle: u32, icol: i32) -> Vec<u8>;
[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` block uses type `String`, which is not FFI-safe
[INFO] [stdout]    --> src/sqlite3_connector/import_functions.rs:131:64
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn sqlite3_column_text(stmt_handle: u32, icol: u32) -> 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: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]   --> src/wit_generator.rs:38:24
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor {
[INFO] [stdout]    |                        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `flags`
[INFO] [stdout]   --> src/wit_generator.rs:38:42
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor {
[INFO] [stdout]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vfs`
[INFO] [stdout]   --> src/wit_generator.rs:38:54
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor {
[INFO] [stdout]    |                                                      ^^^ help: if this is intentional, prefix it with an underscore: `_vfs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]   --> src/wit_generator.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn sqlite3_close(db_handle: u32) -> i32 {
[INFO] [stdout]    |                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]   --> src/wit_generator.rs:58:27
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn sqlite3_prepare_v2(db_handle: u32, sql: String) -> DBPrepareDescriptor {
[INFO] [stdout]    |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/wit_generator.rs:58:43
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn sqlite3_prepare_v2(db_handle: u32, sql: String) -> DBPrepareDescriptor {
[INFO] [stdout]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]   --> src/wit_generator.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     db_handle: u32,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/wit_generator.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     sql: String,
[INFO] [stdout]    |     ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callback_id`
[INFO] [stdout]   --> src/wit_generator.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     callback_id: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_callback_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callback_arg`
[INFO] [stdout]   --> src/wit_generator.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     callback_arg: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_callback_arg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]   --> src/wit_generator.rs:89:24
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub fn sqlite3_changes(db_handle: u32) -> i32 {
[INFO] [stdout]    |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]   --> src/wit_generator.rs:95:30
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn sqlite3_total_changes(db_handle: u32) -> i32 {
[INFO] [stdout]    |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]    --> src/wit_generator.rs:101:29
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn sqlite3_busy_timeout(db_handle: u32, ms: u32) -> i32 {
[INFO] [stdout]     |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ms`
[INFO] [stdout]    --> src/wit_generator.rs:101:45
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn sqlite3_busy_timeout(db_handle: u32, ms: u32) -> i32 {
[INFO] [stdout]     |                                             ^^ help: if this is intentional, prefix it with an underscore: `_ms`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]    --> src/wit_generator.rs:107:23
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub fn sqlite3_errmsg(db_handle: u32) -> String {
[INFO] [stdout]     |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db`
[INFO] [stdout]    --> src/wit_generator.rs:113:24
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn sqlite3_errcode(db: u32) -> i32 {
[INFO] [stdout]     |                        ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:119:28
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn sqlite3_column_type(stmt_handle: u32, icol: u32) -> i32 {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:119:46
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn sqlite3_column_type(stmt_handle: u32, icol: u32) -> i32 {
[INFO] [stdout]     |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:125:28
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn sqlite3_column_name(stmt_handle: u32, N: u32) -> String {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `N`
[INFO] [stdout]    --> src/wit_generator.rs:125:46
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn sqlite3_column_name(stmt_handle: u32, N: u32) -> String {
[INFO] [stdout]     |                                              ^ help: if this is intentional, prefix it with an underscore: `_N`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub fn sqlite3_step(stmt_handle: u32) -> i32 {
[INFO] [stdout]     |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:137:22
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub fn sqlite3_reset(stmt_handle: u32) -> i32 {
[INFO] [stdout]     |                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:143:26
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32 {
[INFO] [stdout]     |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/wit_generator.rs:143:44
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32 {
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blob`
[INFO] [stdout]    --> src/wit_generator.rs:143:54
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_blob`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xDel`
[INFO] [stdout]    --> src/wit_generator.rs:143:69
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_xDel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:149:28
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub fn sqlite3_bind_double(stmt_handle: u32, pos: i32, value: f64) -> i32 {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/wit_generator.rs:149:46
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub fn sqlite3_bind_double(stmt_handle: u32, pos: i32, value: f64) -> i32 {
[INFO] [stdout]     |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/wit_generator.rs:149:56
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub fn sqlite3_bind_double(stmt_handle: u32, pos: i32, value: f64) -> i32 {
[INFO] [stdout]     |                                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:155:27
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub fn sqlite3_bind_int64(stmt_handle: u32, pos: i32, value: i64) -> i32 {
[INFO] [stdout]     |                           ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/wit_generator.rs:155:45
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub fn sqlite3_bind_int64(stmt_handle: u32, pos: i32, value: i64) -> i32 {
[INFO] [stdout]     |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/wit_generator.rs:155:55
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub fn sqlite3_bind_int64(stmt_handle: u32, pos: i32, value: i64) -> i32 {
[INFO] [stdout]     |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:161:26
[INFO] [stdout]     |
[INFO] [stdout] 161 | pub fn sqlite3_bind_null(stmt_handle: u32, pos: i32) -> i32 {
[INFO] [stdout]     |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/wit_generator.rs:161:44
[INFO] [stdout]     |
[INFO] [stdout] 161 | pub fn sqlite3_bind_null(stmt_handle: u32, pos: i32) -> i32 {
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:167:26
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32 {
[INFO] [stdout]     |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/wit_generator.rs:167:44
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32 {
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]    --> src/wit_generator.rs:167:54
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xDel`
[INFO] [stdout]    --> src/wit_generator.rs:167:68
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_xDel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:173:29
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub fn sqlite3_column_count(stmt_handle: u32) -> i32 {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:179:28
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub fn sqlite3_column_blob(stmt_handle: u32, icol: i32) -> Vec<u8> {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:179:46
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub fn sqlite3_column_blob(stmt_handle: u32, icol: i32) -> Vec<u8> {
[INFO] [stdout]     |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:185:30
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub fn sqlite3_column_double(stmt_handle: u32, icol: i32) -> f64 {
[INFO] [stdout]     |                              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:185:48
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub fn sqlite3_column_double(stmt_handle: u32, icol: i32) -> f64 {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:191:29
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub fn sqlite3_column_int64(stmt_handle: u32, icol: u32) -> i64 {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:191:47
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub fn sqlite3_column_int64(stmt_handle: u32, icol: u32) -> i64 {
[INFO] [stdout]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:197:28
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub fn sqlite3_column_text(stmt_handle: u32, icol: u32) -> String {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:197:46
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub fn sqlite3_column_text(stmt_handle: u32, icol: u32) -> String {
[INFO] [stdout]     |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:203:29
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub fn sqlite3_column_bytes(stmt_handle: u32, icol: u32) -> i32 {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:203:47
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub fn sqlite3_column_bytes(stmt_handle: u32, icol: u32) -> i32 {
[INFO] [stdout]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:209:25
[INFO] [stdout]     |
[INFO] [stdout] 209 | pub fn sqlite3_finalize(stmt_handle: u32) -> i32 {
[INFO] [stdout]     |                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> src/wit_generator.rs:125:46
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn sqlite3_column_name(stmt_handle: u32, N: u32) -> String {
[INFO] [stdout]     |                                              ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `xDel` should have a snake case name
[INFO] [stdout]    --> src/wit_generator.rs:143:69
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                                     ^^^^ help: convert the identifier to snake case: `x_del`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `xDel` should have a snake case name
[INFO] [stdout]    --> src/wit_generator.rs:167:68
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                                    ^^^^ help: convert the identifier to snake case: `x_del`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 53 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.66s
[INFO] running `Command { std: "docker" "inspect" "c247a89256cff711c3e54339c75309a40640152887368cc35ecf8f2122b9ee4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c247a89256cff711c3e54339c75309a40640152887368cc35ecf8f2122b9ee4b", kill_on_drop: false }`
[INFO] [stdout] c247a89256cff711c3e54339c75309a40640152887368cc35ecf8f2122b9ee4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 374920ad5edc1a8ba7606977e2123758bc200ca97c8a59b45fa4ca21b37d5289
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "374920ad5edc1a8ba7606977e2123758bc200ca97c8a59b45fa4ca21b37d5289", kill_on_drop: false }`
[INFO] [stderr]    Compiling random v0.12.2
[INFO] [stdout] warning: `extern` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:41:38
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor;
[INFO] [stdout]    |                                      ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes)]` on by default
[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` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:41:63
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor;
[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` block uses type `DBOpenDescriptor`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:41:74
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor;
[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] note: the type is defined here
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pub struct DBOpenDescriptor {
[INFO] [stdout] 11 | |     pub ret_code: i32,
[INFO] [stdout] 12 | |     pub db_handle: u32,
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:55:52
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn sqlite3_prepare_v2(db_handle: u32, sql: String) -> DBPrepareDescriptor;
[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` block uses type `DBPrepareDescriptor`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:55:63
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn sqlite3_prepare_v2(db_handle: u32, sql: String) -> DBPrepareDescriptor;
[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] note: the type is defined here
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / pub struct DBPrepareDescriptor {
[INFO] [stdout] 18 | |     pub ret_code: i32,
[INFO] [stdout] 19 | |     pub stmt_handle: u32,
[INFO] [stdout] 20 | |     pub tail: u32,
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:68:14
[INFO] [stdout]    |
[INFO] [stdout] 68 |         sql: 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` block uses type `DBExecDescriptor`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:71:10
[INFO] [stdout]    |
[INFO] [stdout] 71 |     ) -> DBExecDescriptor;
[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] note: the type is defined here
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / pub struct DBExecDescriptor {
[INFO] [stdout] 26 | |     pub ret_code: i32,
[INFO] [stdout] 27 | |     pub err_msg: String,
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:86:46
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn sqlite3_errmsg(db_handle: u32) -> 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` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:95:61
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn sqlite3_column_name(stmt_handle: u32, N: u32) -> 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` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]    --> src/sqlite3_connector/import_functions.rs:104:64
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32;
[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` block uses type `String`, which is not FFI-safe
[INFO] [stdout]    --> src/sqlite3_connector/import_functions.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32;
[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` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]    --> src/sqlite3_connector/import_functions.rs:122:64
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn sqlite3_column_blob(stmt_handle: u32, icol: i32) -> Vec<u8>;
[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` block uses type `String`, which is not FFI-safe
[INFO] [stdout]    --> src/sqlite3_connector/import_functions.rs:131:64
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn sqlite3_column_text(stmt_handle: u32, icol: u32) -> 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: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]   --> src/wit_generator.rs:38:24
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor {
[INFO] [stdout]    |                        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `flags`
[INFO] [stdout]   --> src/wit_generator.rs:38:42
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor {
[INFO] [stdout]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vfs`
[INFO] [stdout]   --> src/wit_generator.rs:38:54
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor {
[INFO] [stdout]    |                                                      ^^^ help: if this is intentional, prefix it with an underscore: `_vfs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]   --> src/wit_generator.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn sqlite3_close(db_handle: u32) -> i32 {
[INFO] [stdout]    |                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]   --> src/wit_generator.rs:58:27
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn sqlite3_prepare_v2(db_handle: u32, sql: String) -> DBPrepareDescriptor {
[INFO] [stdout]    |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/wit_generator.rs:58:43
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn sqlite3_prepare_v2(db_handle: u32, sql: String) -> DBPrepareDescriptor {
[INFO] [stdout]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]   --> src/wit_generator.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     db_handle: u32,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/wit_generator.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     sql: String,
[INFO] [stdout]    |     ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callback_id`
[INFO] [stdout]   --> src/wit_generator.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     callback_id: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_callback_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callback_arg`
[INFO] [stdout]   --> src/wit_generator.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     callback_arg: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_callback_arg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]   --> src/wit_generator.rs:89:24
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub fn sqlite3_changes(db_handle: u32) -> i32 {
[INFO] [stdout]    |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]   --> src/wit_generator.rs:95:30
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn sqlite3_total_changes(db_handle: u32) -> i32 {
[INFO] [stdout]    |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]    --> src/wit_generator.rs:101:29
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn sqlite3_busy_timeout(db_handle: u32, ms: u32) -> i32 {
[INFO] [stdout]     |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ms`
[INFO] [stdout]    --> src/wit_generator.rs:101:45
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn sqlite3_busy_timeout(db_handle: u32, ms: u32) -> i32 {
[INFO] [stdout]     |                                             ^^ help: if this is intentional, prefix it with an underscore: `_ms`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]    --> src/wit_generator.rs:107:23
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub fn sqlite3_errmsg(db_handle: u32) -> String {
[INFO] [stdout]     |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db`
[INFO] [stdout]    --> src/wit_generator.rs:113:24
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn sqlite3_errcode(db: u32) -> i32 {
[INFO] [stdout]     |                        ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:119:28
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn sqlite3_column_type(stmt_handle: u32, icol: u32) -> i32 {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:119:46
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn sqlite3_column_type(stmt_handle: u32, icol: u32) -> i32 {
[INFO] [stdout]     |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:125:28
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn sqlite3_column_name(stmt_handle: u32, N: u32) -> String {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `N`
[INFO] [stdout]    --> src/wit_generator.rs:125:46
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn sqlite3_column_name(stmt_handle: u32, N: u32) -> String {
[INFO] [stdout]     |                                              ^ help: if this is intentional, prefix it with an underscore: `_N`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub fn sqlite3_step(stmt_handle: u32) -> i32 {
[INFO] [stdout]     |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:137:22
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub fn sqlite3_reset(stmt_handle: u32) -> i32 {
[INFO] [stdout]     |                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:143:26
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32 {
[INFO] [stdout]     |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/wit_generator.rs:143:44
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32 {
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blob`
[INFO] [stdout]    --> src/wit_generator.rs:143:54
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_blob`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xDel`
[INFO] [stdout]    --> src/wit_generator.rs:143:69
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_xDel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:149:28
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub fn sqlite3_bind_double(stmt_handle: u32, pos: i32, value: f64) -> i32 {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/wit_generator.rs:149:46
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub fn sqlite3_bind_double(stmt_handle: u32, pos: i32, value: f64) -> i32 {
[INFO] [stdout]     |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/wit_generator.rs:149:56
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub fn sqlite3_bind_double(stmt_handle: u32, pos: i32, value: f64) -> i32 {
[INFO] [stdout]     |                                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:155:27
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub fn sqlite3_bind_int64(stmt_handle: u32, pos: i32, value: i64) -> i32 {
[INFO] [stdout]     |                           ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/wit_generator.rs:155:45
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub fn sqlite3_bind_int64(stmt_handle: u32, pos: i32, value: i64) -> i32 {
[INFO] [stdout]     |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/wit_generator.rs:155:55
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub fn sqlite3_bind_int64(stmt_handle: u32, pos: i32, value: i64) -> i32 {
[INFO] [stdout]     |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:161:26
[INFO] [stdout]     |
[INFO] [stdout] 161 | pub fn sqlite3_bind_null(stmt_handle: u32, pos: i32) -> i32 {
[INFO] [stdout]     |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/wit_generator.rs:161:44
[INFO] [stdout]     |
[INFO] [stdout] 161 | pub fn sqlite3_bind_null(stmt_handle: u32, pos: i32) -> i32 {
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:167:26
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32 {
[INFO] [stdout]     |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/wit_generator.rs:167:44
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32 {
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]    --> src/wit_generator.rs:167:54
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xDel`
[INFO] [stdout]    --> src/wit_generator.rs:167:68
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_xDel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:173:29
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub fn sqlite3_column_count(stmt_handle: u32) -> i32 {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:179:28
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub fn sqlite3_column_blob(stmt_handle: u32, icol: i32) -> Vec<u8> {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:179:46
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub fn sqlite3_column_blob(stmt_handle: u32, icol: i32) -> Vec<u8> {
[INFO] [stdout]     |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:185:30
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub fn sqlite3_column_double(stmt_handle: u32, icol: i32) -> f64 {
[INFO] [stdout]     |                              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:185:48
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub fn sqlite3_column_double(stmt_handle: u32, icol: i32) -> f64 {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:191:29
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub fn sqlite3_column_int64(stmt_handle: u32, icol: u32) -> i64 {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:191:47
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub fn sqlite3_column_int64(stmt_handle: u32, icol: u32) -> i64 {
[INFO] [stdout]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:197:28
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub fn sqlite3_column_text(stmt_handle: u32, icol: u32) -> String {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:197:46
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub fn sqlite3_column_text(stmt_handle: u32, icol: u32) -> String {
[INFO] [stdout]     |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:203:29
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub fn sqlite3_column_bytes(stmt_handle: u32, icol: u32) -> i32 {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:203:47
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub fn sqlite3_column_bytes(stmt_handle: u32, icol: u32) -> i32 {
[INFO] [stdout]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:209:25
[INFO] [stdout]     |
[INFO] [stdout] 209 | pub fn sqlite3_finalize(stmt_handle: u32) -> i32 {
[INFO] [stdout]     |                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> src/wit_generator.rs:125:46
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn sqlite3_column_name(stmt_handle: u32, N: u32) -> String {
[INFO] [stdout]     |                                              ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `xDel` should have a snake case name
[INFO] [stdout]    --> src/wit_generator.rs:143:69
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                                     ^^^^ help: convert the identifier to snake case: `x_del`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `xDel` should have a snake case name
[INFO] [stdout]    --> src/wit_generator.rs:167:68
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                                    ^^^^ help: convert the identifier to snake case: `x_del`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 53 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling temporary v0.6.3
[INFO] [stderr]    Compiling fce-sqlite-connector v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `sqlite`
[INFO] [stdout]  --> tests/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate sqlite;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fce-sqlite-connector`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]   --> src/wit_generator.rs:38:24
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor {
[INFO] [stdout]    |                        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `flags`
[INFO] [stdout]   --> src/wit_generator.rs:38:42
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor {
[INFO] [stdout]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vfs`
[INFO] [stdout]   --> src/wit_generator.rs:38:54
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor {
[INFO] [stdout]    |                                                      ^^^ help: if this is intentional, prefix it with an underscore: `_vfs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]   --> src/wit_generator.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn sqlite3_close(db_handle: u32) -> i32 {
[INFO] [stdout]    |                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]   --> src/wit_generator.rs:58:27
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn sqlite3_prepare_v2(db_handle: u32, sql: String) -> DBPrepareDescriptor {
[INFO] [stdout]    |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/wit_generator.rs:58:43
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn sqlite3_prepare_v2(db_handle: u32, sql: String) -> DBPrepareDescriptor {
[INFO] [stdout]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]   --> src/wit_generator.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     db_handle: u32,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/wit_generator.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     sql: String,
[INFO] [stdout]    |     ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callback_id`
[INFO] [stdout]   --> src/wit_generator.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     callback_id: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_callback_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callback_arg`
[INFO] [stdout]   --> src/wit_generator.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     callback_arg: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_callback_arg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]   --> src/wit_generator.rs:89:24
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub fn sqlite3_changes(db_handle: u32) -> i32 {
[INFO] [stdout]    |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]   --> src/wit_generator.rs:95:30
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn sqlite3_total_changes(db_handle: u32) -> i32 {
[INFO] [stdout]    |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]    --> src/wit_generator.rs:101:29
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn sqlite3_busy_timeout(db_handle: u32, ms: u32) -> i32 {
[INFO] [stdout]     |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ms`
[INFO] [stdout]    --> src/wit_generator.rs:101:45
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn sqlite3_busy_timeout(db_handle: u32, ms: u32) -> i32 {
[INFO] [stdout]     |                                             ^^ help: if this is intentional, prefix it with an underscore: `_ms`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db_handle`
[INFO] [stdout]    --> src/wit_generator.rs:107:23
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub fn sqlite3_errmsg(db_handle: u32) -> String {
[INFO] [stdout]     |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_db_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db`
[INFO] [stdout]    --> src/wit_generator.rs:113:24
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn sqlite3_errcode(db: u32) -> i32 {
[INFO] [stdout]     |                        ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:119:28
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn sqlite3_column_type(stmt_handle: u32, icol: u32) -> i32 {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:119:46
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn sqlite3_column_type(stmt_handle: u32, icol: u32) -> i32 {
[INFO] [stdout]     |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:125:28
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn sqlite3_column_name(stmt_handle: u32, N: u32) -> String {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `N`
[INFO] [stdout]    --> src/wit_generator.rs:125:46
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn sqlite3_column_name(stmt_handle: u32, N: u32) -> String {
[INFO] [stdout]     |                                              ^ help: if this is intentional, prefix it with an underscore: `_N`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub fn sqlite3_step(stmt_handle: u32) -> i32 {
[INFO] [stdout]     |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:137:22
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub fn sqlite3_reset(stmt_handle: u32) -> i32 {
[INFO] [stdout]     |                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:143:26
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32 {
[INFO] [stdout]     |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/wit_generator.rs:143:44
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32 {
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blob`
[INFO] [stdout]    --> src/wit_generator.rs:143:54
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_blob`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xDel`
[INFO] [stdout]    --> src/wit_generator.rs:143:69
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_xDel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:149:28
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub fn sqlite3_bind_double(stmt_handle: u32, pos: i32, value: f64) -> i32 {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/wit_generator.rs:149:46
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub fn sqlite3_bind_double(stmt_handle: u32, pos: i32, value: f64) -> i32 {
[INFO] [stdout]     |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/wit_generator.rs:149:56
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub fn sqlite3_bind_double(stmt_handle: u32, pos: i32, value: f64) -> i32 {
[INFO] [stdout]     |                                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:155:27
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub fn sqlite3_bind_int64(stmt_handle: u32, pos: i32, value: i64) -> i32 {
[INFO] [stdout]     |                           ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/wit_generator.rs:155:45
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub fn sqlite3_bind_int64(stmt_handle: u32, pos: i32, value: i64) -> i32 {
[INFO] [stdout]     |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/wit_generator.rs:155:55
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub fn sqlite3_bind_int64(stmt_handle: u32, pos: i32, value: i64) -> i32 {
[INFO] [stdout]     |                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:161:26
[INFO] [stdout]     |
[INFO] [stdout] 161 | pub fn sqlite3_bind_null(stmt_handle: u32, pos: i32) -> i32 {
[INFO] [stdout]     |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/wit_generator.rs:161:44
[INFO] [stdout]     |
[INFO] [stdout] 161 | pub fn sqlite3_bind_null(stmt_handle: u32, pos: i32) -> i32 {
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:167:26
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32 {
[INFO] [stdout]     |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/wit_generator.rs:167:44
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32 {
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]    --> src/wit_generator.rs:167:54
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xDel`
[INFO] [stdout]    --> src/wit_generator.rs:167:68
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_xDel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:173:29
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub fn sqlite3_column_count(stmt_handle: u32) -> i32 {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:179:28
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub fn sqlite3_column_blob(stmt_handle: u32, icol: i32) -> Vec<u8> {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:179:46
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub fn sqlite3_column_blob(stmt_handle: u32, icol: i32) -> Vec<u8> {
[INFO] [stdout]     |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:185:30
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub fn sqlite3_column_double(stmt_handle: u32, icol: i32) -> f64 {
[INFO] [stdout]     |                              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:185:48
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub fn sqlite3_column_double(stmt_handle: u32, icol: i32) -> f64 {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:191:29
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub fn sqlite3_column_int64(stmt_handle: u32, icol: u32) -> i64 {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:191:47
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub fn sqlite3_column_int64(stmt_handle: u32, icol: u32) -> i64 {
[INFO] [stdout]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:197:28
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub fn sqlite3_column_text(stmt_handle: u32, icol: u32) -> String {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:197:46
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub fn sqlite3_column_text(stmt_handle: u32, icol: u32) -> String {
[INFO] [stdout]     |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:203:29
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub fn sqlite3_column_bytes(stmt_handle: u32, icol: u32) -> i32 {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `icol`
[INFO] [stdout]    --> src/wit_generator.rs:203:47
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub fn sqlite3_column_bytes(stmt_handle: u32, icol: u32) -> i32 {
[INFO] [stdout]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_icol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt_handle`
[INFO] [stdout]    --> src/wit_generator.rs:209:25
[INFO] [stdout]     |
[INFO] [stdout] 209 | pub fn sqlite3_finalize(stmt_handle: u32) -> i32 {
[INFO] [stdout]     |                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stmt_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> src/wit_generator.rs:125:46
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn sqlite3_column_name(stmt_handle: u32, N: u32) -> String {
[INFO] [stdout]     |                                              ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `xDel` should have a snake case name
[INFO] [stdout]    --> src/wit_generator.rs:143:69
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                                     ^^^^ help: convert the identifier to snake case: `x_del`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `xDel` should have a snake case name
[INFO] [stdout]    --> src/wit_generator.rs:167:68
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32 {
[INFO] [stdout]     |                                                                    ^^^^ help: convert the identifier to snake case: `x_del`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:41:38
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor;
[INFO] [stdout]    |                                      ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes)]` on by default
[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` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:41:63
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor;
[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` block uses type `DBOpenDescriptor`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:41:74
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn sqlite3_open_v2(filename: String, flags: i32, vfs: String) -> DBOpenDescriptor;
[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] note: the type is defined here
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pub struct DBOpenDescriptor {
[INFO] [stdout] 11 | |     pub ret_code: i32,
[INFO] [stdout] 12 | |     pub db_handle: u32,
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:55:52
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn sqlite3_prepare_v2(db_handle: u32, sql: String) -> DBPrepareDescriptor;
[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` block uses type `DBPrepareDescriptor`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:55:63
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn sqlite3_prepare_v2(db_handle: u32, sql: String) -> DBPrepareDescriptor;
[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] note: the type is defined here
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / pub struct DBPrepareDescriptor {
[INFO] [stdout] 18 | |     pub ret_code: i32,
[INFO] [stdout] 19 | |     pub stmt_handle: u32,
[INFO] [stdout] 20 | |     pub tail: u32,
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:68:14
[INFO] [stdout]    |
[INFO] [stdout] 68 |         sql: 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` block uses type `DBExecDescriptor`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:71:10
[INFO] [stdout]    |
[INFO] [stdout] 71 |     ) -> DBExecDescriptor;
[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] note: the type is defined here
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / pub struct DBExecDescriptor {
[INFO] [stdout] 26 | |     pub ret_code: i32,
[INFO] [stdout] 27 | |     pub err_msg: String,
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:86:46
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn sqlite3_errmsg(db_handle: u32) -> 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` block uses type `String`, which is not FFI-safe
[INFO] [stdout]   --> src/sqlite3_connector/import_functions.rs:95:61
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn sqlite3_column_name(stmt_handle: u32, N: u32) -> 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` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]    --> src/sqlite3_connector/import_functions.rs:104:64
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn sqlite3_bind_blob(stmt_handle: u32, pos: i32, blob: Vec<u8>, xDel: i32) -> i32;
[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` block uses type `String`, which is not FFI-safe
[INFO] [stdout]    --> src/sqlite3_connector/import_functions.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn sqlite3_bind_text(stmt_handle: u32, pos: i32, text: String, xDel: i32) -> i32;
[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` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]    --> src/sqlite3_connector/import_functions.rs:122:64
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn sqlite3_column_blob(stmt_handle: u32, icol: i32) -> Vec<u8>;
[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` block uses type `String`, which is not FFI-safe
[INFO] [stdout]    --> src/sqlite3_connector/import_functions.rs:131:64
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn sqlite3_column_text(stmt_handle: u32, icol: u32) -> 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: 53 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "374920ad5edc1a8ba7606977e2123758bc200ca97c8a59b45fa4ca21b37d5289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "374920ad5edc1a8ba7606977e2123758bc200ca97c8a59b45fa4ca21b37d5289", kill_on_drop: false }`
[INFO] [stdout] 374920ad5edc1a8ba7606977e2123758bc200ca97c8a59b45fa4ca21b37d5289
