[INFO] fetching crate expose 0.1.1... [INFO] testing expose-0.1.1 against 1.60.0 for beta-1.61-1 [INFO] extracting crate expose 0.1.1 into /workspace/builds/worker-47/source [INFO] validating manifest of crates.io crate expose 0.1.1 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate expose 0.1.1 [INFO] finished tweaking crates.io crate expose 0.1.1 [INFO] tweaked toml for crates.io crate expose 0.1.1 written to /workspace/builds/worker-47/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cbindgen v0.8.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bea23b806703381c0bbe259a5d2a985ca7d5ef157f28d85e4692458dbe60def2 [INFO] running `Command { std: "docker" "start" "-a" "bea23b806703381c0bbe259a5d2a985ca7d5ef157f28d85e4692458dbe60def2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bea23b806703381c0bbe259a5d2a985ca7d5ef157f28d85e4692458dbe60def2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bea23b806703381c0bbe259a5d2a985ca7d5ef157f28d85e4692458dbe60def2", kill_on_drop: false }` [INFO] [stdout] bea23b806703381c0bbe259a5d2a985ca7d5ef157f28d85e4692458dbe60def2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d82d7c70b95d588318c899e2a59c55e4a8a314e1947d1dc4771748b6cc02ff2 [INFO] running `Command { std: "docker" "start" "-a" "3d82d7c70b95d588318c899e2a59c55e4a8a314e1947d1dc4771748b6cc02ff2", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling libc v0.2.123 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling cbindgen v0.8.7 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling fastrand v1.7.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling expose v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.31s [INFO] running `Command { std: "docker" "inspect" "3d82d7c70b95d588318c899e2a59c55e4a8a314e1947d1dc4771748b6cc02ff2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d82d7c70b95d588318c899e2a59c55e4a8a314e1947d1dc4771748b6cc02ff2", kill_on_drop: false }` [INFO] [stdout] 3d82d7c70b95d588318c899e2a59c55e4a8a314e1947d1dc4771748b6cc02ff2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 73b74d36be36e21eecfd6a9cc02ec2434e657e37cd83e5190a9cc043c886140b [INFO] running `Command { std: "docker" "start" "-a" "73b74d36be36e21eecfd6a9cc02ec2434e657e37cd83e5190a9cc043c886140b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling expose v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: `extern` fn uses type `String`, which is not FFI-safe [INFO] [stdout] --> tests/smoke.rs:11:49 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn test_more_complex(x: i32, y: i32, z: String) -> String { [INFO] [stdout] | ^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` 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` fn uses type `String`, which is not FFI-safe [INFO] [stdout] --> tests/smoke.rs:11:60 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn test_more_complex(x: i32, y: i32, z: String) -> 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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.27s [INFO] running `Command { std: "docker" "inspect" "73b74d36be36e21eecfd6a9cc02ec2434e657e37cd83e5190a9cc043c886140b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73b74d36be36e21eecfd6a9cc02ec2434e657e37cd83e5190a9cc043c886140b", kill_on_drop: false }` [INFO] [stdout] 73b74d36be36e21eecfd6a9cc02ec2434e657e37cd83e5190a9cc043c886140b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7f258bf04a9ad97833a8c99ec9700a1ca0a364601d49966c77517534a21d5ad6 [INFO] running `Command { std: "docker" "start" "-a" "7f258bf04a9ad97833a8c99ec9700a1ca0a364601d49966c77517534a21d5ad6", kill_on_drop: false }` [INFO] [stderr] warning: `extern` fn uses type `String`, which is not FFI-safe [INFO] [stderr] --> tests/smoke.rs:11:49 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn test_more_complex(x: i32, y: i32, z: String) -> String { [INFO] [stderr] | ^^^^^^ not FFI-safe [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stderr] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stderr] = note: this struct has unspecified layout [INFO] [stderr] [INFO] [stderr] warning: `extern` fn uses type `String`, which is not FFI-safe [INFO] [stderr] --> tests/smoke.rs:11:60 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn test_more_complex(x: i32, y: i32, z: String) -> String { [INFO] [stderr] | ^^^^^^ not FFI-safe [INFO] [stderr] | [INFO] [stderr] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stderr] = note: this struct has unspecified layout [INFO] [stderr] [INFO] [stderr] warning: `expose` (test "smoke") generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/expose-0e16f6d16065df08) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/smoke.rs (/opt/rustwide/target/debug/deps/smoke-3d36f9ffdfe75951) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_expose_cpp::can_call_basic_func ... ok [INFO] [stdout] test test_expose_cpp::can_call_more_complex_func ... ok [INFO] [stdout] test test_expose_cpp::can_use_exposed_enum ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests expose [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - enumeration (line 31) ... FAILED [INFO] [stdout] test src/lib.rs - function (line 12) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - enumeration (line 31) stdout ---- [INFO] [stdout] error: custom attribute panicked [INFO] [stdout] --> src/lib.rs:32:1 [INFO] [stdout] | [INFO] [stdout] 4 | #[expose::enumeration] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: message: Exposed member must be public [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - enumeration (line 31) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "7f258bf04a9ad97833a8c99ec9700a1ca0a364601d49966c77517534a21d5ad6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f258bf04a9ad97833a8c99ec9700a1ca0a364601d49966c77517534a21d5ad6", kill_on_drop: false }` [INFO] [stdout] 7f258bf04a9ad97833a8c99ec9700a1ca0a364601d49966c77517534a21d5ad6