[INFO] cloning repository https://github.com/scottnm/rust_ffi_demo [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scottnm/rust_ffi_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscottnm%2Frust_ffi_demo"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscottnm%2Frust_ffi_demo'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] db530f7b27ccf17dce8c23cc700d3e9b756b2f55 [INFO] checking scottnm/rust_ffi_demo against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscottnm%2Frust_ffi_demo" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/scottnm/rust_ffi_demo on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/scottnm/rust_ffi_demo [INFO] finished tweaking git repo https://github.com/scottnm/rust_ffi_demo [INFO] tweaked toml for git repo https://github.com/scottnm/rust_ffi_demo written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/scottnm/rust_ffi_demo already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3ce489fbff6a9971da4baed30cb100b2296e335d05866c1ac13c7ca039cc7143 [INFO] running `"docker" "start" "-a" "3ce489fbff6a9971da4baed30cb100b2296e335d05866c1ac13c7ca039cc7143"` [INFO] [stderr] Compiling rust_ffi_demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: type `FFI_DL_ChangedEvent` should have an upper camel case name [INFO] [stderr] --> src/demo_lib.rs:38:8 [INFO] [stderr] | [INFO] [stderr] 38 | struct FFI_DL_ChangedEvent { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FfiDlChangedEvent` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type `FFI_DL_EventList` should have an upper camel case name [INFO] [stderr] --> src/demo_lib.rs:43:6 [INFO] [stderr] | [INFO] [stderr] 43 | type FFI_DL_EventList = *const *const FFI_DL_Event; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FfiDlEventList` [INFO] [stderr] [INFO] [stderr] warning: type `FFI_DL_ChangedEvent` should have an upper camel case name [INFO] [stderr] --> src/demo_lib.rs:38:8 [INFO] [stderr] | [INFO] [stderr] 38 | struct FFI_DL_ChangedEvent { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FfiDlChangedEvent` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type `FFI_DL_EventList` should have an upper camel case name [INFO] [stderr] --> src/demo_lib.rs:43:6 [INFO] [stderr] | [INFO] [stderr] 43 | type FFI_DL_EventList = *const *const FFI_DL_Event; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FfiDlEventList` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `creationString` [INFO] [stderr] --> src/demo_lib.rs:226:44 [INFO] [stderr] | [INFO] [stderr] 226 | if let DlEvent::CreatedEvent { creationString } = event { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: try ignoring the field: `creationString: _` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/demo_lib.rs:227:21 [INFO] [stderr] | [INFO] [stderr] 227 | let mut corruptCreationString = CString::new("GARBAGE").unwrap(); [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Created` [INFO] [stderr] --> src/demo_lib.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | Created, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Destroyed` [INFO] [stderr] --> src/demo_lib.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | Destroyed, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Changed` [INFO] [stderr] --> src/demo_lib.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | Changed, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Created` [INFO] [stderr] --> src/demo_lib.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | Created, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Destroyed` [INFO] [stderr] --> src/demo_lib.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | Destroyed, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Changed` [INFO] [stderr] --> src/demo_lib.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | Changed, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `A` [INFO] [stderr] --> src/demo_lib.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | A, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `B` [INFO] [stderr] --> src/demo_lib.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | B, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: structure field `baseEvent` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | pub baseEvent: FFI_DL_Event, [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `base_event` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: structure field `creationString` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | pub creationString: *const c_char, [INFO] [stderr] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `creation_string` [INFO] [stderr] [INFO] [stderr] warning: structure field `baseEvent` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | pub baseEvent: FFI_DL_Event, [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `base_event` [INFO] [stderr] [INFO] [stderr] warning: structure field `destroyedByte` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | pub destroyedByte: u8, [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `destroyed_byte` [INFO] [stderr] [INFO] [stderr] warning: structure field `baseEvent` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | pub baseEvent: FFI_DL_Event, [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `base_event` [INFO] [stderr] [INFO] [stderr] warning: structure field `changedState` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | pub changedState: FFI_ChangedState, [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `changed_state` [INFO] [stderr] [INFO] [stderr] warning: structure field `creationString` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:70:20 [INFO] [stderr] | [INFO] [stderr] 70 | CreatedEvent { creationString: CString }, [INFO] [stderr] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `creation_string` [INFO] [stderr] [INFO] [stderr] warning: structure field `destroyedByte` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:71:22 [INFO] [stderr] | [INFO] [stderr] 71 | DestroyedEvent { destroyedByte: u8 }, [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `destroyed_byte` [INFO] [stderr] [INFO] [stderr] warning: structure field `changedState` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:72:20 [INFO] [stderr] | [INFO] [stderr] 72 | ChangedEvent { changedState: ChangedState }, [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `changed_state` [INFO] [stderr] [INFO] [stderr] warning: variable `creationCStr` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:101:25 [INFO] [stderr] | [INFO] [stderr] 101 | let creationCStr = [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `creation_cstr` [INFO] [stderr] [INFO] [stderr] warning: variable `creationString` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:105:25 [INFO] [stderr] | [INFO] [stderr] 105 | let creationString = [INFO] [stderr] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `creation_string` [INFO] [stderr] [INFO] [stderr] warning: variable `destroyedByte` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:111:25 [INFO] [stderr] | [INFO] [stderr] 111 | let destroyedByte = [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `destroyed_byte` [INFO] [stderr] [INFO] [stderr] warning: variable `changedState` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:117:25 [INFO] [stderr] | [INFO] [stderr] 117 | let changedState = [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `changed_state` [INFO] [stderr] [INFO] [stderr] warning: variable `creationString` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:143:29 [INFO] [stderr] | [INFO] [stderr] 143 | pub fn handle_created_event(creationString: &CStr) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `creation_string` [INFO] [stderr] [INFO] [stderr] warning: variable `destroyedByte` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:152:31 [INFO] [stderr] | [INFO] [stderr] 152 | pub fn handle_destroyed_event(destroyedByte: u8) { [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `destroyed_byte` [INFO] [stderr] [INFO] [stderr] warning: variable `changedState` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:161:29 [INFO] [stderr] | [INFO] [stderr] 161 | pub fn handle_changed_event(changedState: ChangedState) { [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `changed_state` [INFO] [stderr] [INFO] [stderr] warning: structure field `baseEvent` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | pub baseEvent: FFI_DL_Event, [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `base_event` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: structure field `creationString` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | pub creationString: *const c_char, [INFO] [stderr] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `creation_string` [INFO] [stderr] [INFO] [stderr] warning: structure field `baseEvent` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | pub baseEvent: FFI_DL_Event, [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `base_event` [INFO] [stderr] [INFO] [stderr] warning: structure field `destroyedByte` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | pub destroyedByte: u8, [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `destroyed_byte` [INFO] [stderr] [INFO] [stderr] warning: structure field `baseEvent` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | pub baseEvent: FFI_DL_Event, [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `base_event` [INFO] [stderr] [INFO] [stderr] warning: structure field `changedState` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | pub changedState: FFI_ChangedState, [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `changed_state` [INFO] [stderr] [INFO] [stderr] warning: structure field `creationString` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:70:20 [INFO] [stderr] | [INFO] [stderr] 70 | CreatedEvent { creationString: CString }, [INFO] [stderr] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `creation_string` [INFO] [stderr] [INFO] [stderr] warning: structure field `destroyedByte` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:71:22 [INFO] [stderr] | [INFO] [stderr] 71 | DestroyedEvent { destroyedByte: u8 }, [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `destroyed_byte` [INFO] [stderr] [INFO] [stderr] warning: structure field `changedState` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:72:20 [INFO] [stderr] | [INFO] [stderr] 72 | ChangedEvent { changedState: ChangedState }, [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `changed_state` [INFO] [stderr] [INFO] [stderr] warning: variable `creationCStr` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:101:25 [INFO] [stderr] | [INFO] [stderr] 101 | let creationCStr = [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `creation_cstr` [INFO] [stderr] [INFO] [stderr] warning: variable `creationString` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:105:25 [INFO] [stderr] | [INFO] [stderr] 105 | let creationString = [INFO] [stderr] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `creation_string` [INFO] [stderr] [INFO] [stderr] warning: variable `destroyedByte` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:111:25 [INFO] [stderr] | [INFO] [stderr] 111 | let destroyedByte = [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `destroyed_byte` [INFO] [stderr] [INFO] [stderr] warning: variable `changedState` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:117:25 [INFO] [stderr] | [INFO] [stderr] 117 | let changedState = [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `changed_state` [INFO] [stderr] [INFO] [stderr] warning: variable `creationString` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:143:29 [INFO] [stderr] | [INFO] [stderr] 143 | pub fn handle_created_event(creationString: &CStr) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `creation_string` [INFO] [stderr] [INFO] [stderr] warning: variable `destroyedByte` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:152:31 [INFO] [stderr] | [INFO] [stderr] 152 | pub fn handle_destroyed_event(destroyedByte: u8) { [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `destroyed_byte` [INFO] [stderr] [INFO] [stderr] warning: variable `changedState` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:161:29 [INFO] [stderr] | [INFO] [stderr] 161 | pub fn handle_changed_event(changedState: ChangedState) { [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `changed_state` [INFO] [stderr] [INFO] [stderr] warning: variable `corruptCreationString` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:227:25 [INFO] [stderr] | [INFO] [stderr] 227 | let mut corruptCreationString = CString::new("GARBAGE").unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `corrupt_creation_string` [INFO] [stderr] [INFO] [stderr] warning: variable `wrongState` should have a snake case name [INFO] [stderr] --> src/demo_lib.rs:251:21 [INFO] [stderr] | [INFO] [stderr] 251 | let wrongState = match changedState { [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `wrong_state` [INFO] [stderr] [INFO] [stderr] warning: 23 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 25 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `"docker" "inspect" "3ce489fbff6a9971da4baed30cb100b2296e335d05866c1ac13c7ca039cc7143"` [INFO] running `"docker" "rm" "-f" "3ce489fbff6a9971da4baed30cb100b2296e335d05866c1ac13c7ca039cc7143"` [INFO] [stdout] 3ce489fbff6a9971da4baed30cb100b2296e335d05866c1ac13c7ca039cc7143