[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] 4fa9a5428a58bf9fc8b853907c1d158590907c2e
[INFO] checking scottnm/rust_ffi_demo against try#89c05fd3cc6404a13e1bd71450c6132a2755fa4b for pr-69741
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscottnm%2Frust_ffi_demo" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scottnm/rust_ffi_demo on toolchain 89c05fd3cc6404a13e1bd71450c6132a2755fa4b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "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-7/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" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "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] 66b75f41a25dc1fb4de2814b512206b7f7ab07436f6b6b8e1daf7fb54c4d55e8
[INFO] running `"docker" "start" "-a" "66b75f41a25dc1fb4de2814b512206b7f7ab07436f6b6b8e1daf7fb54c4d55e8"`
[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/main.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | 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/main.rs:40:6
[INFO] [stderr]    |
[INFO] [stderr] 40 | 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/main.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | 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/main.rs:40:6
[INFO] [stderr]    |
[INFO] [stderr] 40 | 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: variant is never constructed: `Created`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     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/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Destroyed,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Changed`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Changed,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FFI_DL_CreatedEvent`
[INFO] [stderr]   --> src/main.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct FFI_DL_CreatedEvent {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FFI_DL_DestroyedEvent`
[INFO] [stderr]   --> src/main.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | struct FFI_DL_DestroyedEvent {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `A`
[INFO] [stderr]   --> src/main.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     A,
[INFO] [stderr]    |     ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `B`
[INFO] [stderr]   --> src/main.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     B,
[INFO] [stderr]    |     ^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FFI_DL_ChangedEvent`
[INFO] [stderr]   --> src/main.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | struct FFI_DL_ChangedEvent {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `baseEvent` should have a snake case name
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     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/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     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/main.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     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/main.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     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/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     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/main.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     changedState: FFI_ChangedState,
[INFO] [stderr]    |     ^^^^^^^^^^^^ help: convert the identifier to snake case: `changed_state`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Created`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     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/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Destroyed,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Changed`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Changed,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FFI_DL_CreatedEvent`
[INFO] [stderr]   --> src/main.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct FFI_DL_CreatedEvent {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FFI_DL_DestroyedEvent`
[INFO] [stderr]   --> src/main.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | struct FFI_DL_DestroyedEvent {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `A`
[INFO] [stderr]   --> src/main.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     A,
[INFO] [stderr]    |     ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `B`
[INFO] [stderr]   --> src/main.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     B,
[INFO] [stderr]    |     ^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FFI_DL_ChangedEvent`
[INFO] [stderr]   --> src/main.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | struct FFI_DL_ChangedEvent {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `baseEvent` should have a snake case name
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     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/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     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/main.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     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/main.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     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/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     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/main.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     changedState: FFI_ChangedState,
[INFO] [stderr]    |     ^^^^^^^^^^^^ help: convert the identifier to snake case: `changed_state`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "66b75f41a25dc1fb4de2814b512206b7f7ab07436f6b6b8e1daf7fb54c4d55e8"`
[INFO] running `"docker" "rm" "-f" "66b75f41a25dc1fb4de2814b512206b7f7ab07436f6b6b8e1daf7fb54c4d55e8"`
[INFO] [stdout] 66b75f41a25dc1fb4de2814b512206b7f7ab07436f6b6b8e1daf7fb54c4d55e8