[INFO] fetching crate qmetaobject 0.2.10... [INFO] checking qmetaobject-0.2.10 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate qmetaobject 0.2.10 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate qmetaobject 0.2.10 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate qmetaobject 0.2.10 [INFO] finished tweaking crates.io crate qmetaobject 0.2.10 [INFO] tweaked toml for crates.io crate qmetaobject 0.2.10 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 59 packages [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cpp_build v0.5.9 [INFO] [stderr] Downloaded qttypes v0.2.11 [INFO] [stderr] Downloaded qmetaobject_impl v0.2.10 [INFO] [stderr] Downloaded cpp v0.5.9 [INFO] [stderr] Downloaded if_rust_version v1.0.0 [INFO] [stderr] Downloaded cstr v0.2.12 [INFO] [stderr] Downloaded cpp_macros v0.5.9 [INFO] [stderr] Downloaded cpp_common v0.5.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e04c85c852eaa8ca562b2a9ef261b01107158d623ec71838e8ccd164916881bf [INFO] running `Command { std: "docker" "start" "-a" "e04c85c852eaa8ca562b2a9ef261b01107158d623ec71838e8ccd164916881bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e04c85c852eaa8ca562b2a9ef261b01107158d623ec71838e8ccd164916881bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e04c85c852eaa8ca562b2a9ef261b01107158d623ec71838e8ccd164916881bf", kill_on_drop: false }` [INFO] [stdout] e04c85c852eaa8ca562b2a9ef261b01107158d623ec71838e8ccd164916881bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 733bb2dc4a5c4c81891b108ad2e5a712d0bdce6271041a9663d778142e1b8fa6 [INFO] running `Command { std: "docker" "start" "-a" "733bb2dc4a5c4c81891b108ad2e5a712d0bdce6271041a9663d778142e1b8fa6", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex-syntax v0.8.3 [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling rustix v0.38.32 [INFO] [stderr] Compiling if_rust_version v1.0.0 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Checking fastrand v2.0.2 [INFO] [stderr] Compiling cstr v0.2.12 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Checking tempfile v3.10.1 [INFO] [stderr] Compiling cpp_common v0.5.9 [INFO] [stderr] Compiling qmetaobject_impl v0.2.10 [INFO] [stderr] Compiling cpp_macros v0.5.9 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Compiling cpp_build v0.5.9 [INFO] [stderr] Checking cpp v0.5.9 [INFO] [stderr] Compiling qttypes v0.2.11 [INFO] [stderr] Compiling qmetaobject v0.2.10 (/opt/rustwide/workdir) [INFO] [stderr] warning: qmetaobject@0.2.10: Compiler version doesn't include clang or GCC: "c++" "--version" [INFO] [stderr] warning: qmetaobject@0.2.10: Compiler version doesn't include clang or GCC: "c++" "--version" [INFO] [stdout] warning: the item `c_void` is imported redundantly [INFO] [stdout] --> src/connections.rs:85:5 [INFO] [stdout] | [INFO] [stdout] 85 | use std::os::raw::c_void; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | use super::*; [INFO] [stdout] | -------- the item `c_void` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `c_void` is imported redundantly [INFO] [stdout] --> src/connections.rs:85:5 [INFO] [stdout] | [INFO] [stdout] 85 | use std::os::raw::c_void; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | use super::*; [INFO] [stdout] | -------- the item `c_void` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `std::cell::RefCell`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:287:27 [INFO] [stdout] | [INFO] [stdout] 287 | pub get_rust_refcell: unsafe extern "C" fn(*mut c_void) -> *const RefCell, [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: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `std::cell::RefCell`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:615:51 [INFO] [stdout] | [INFO] [stdout] 615 | pub unsafe extern "C" fn RustObject_metaObject(p: *mut RefCell) -> *const QMetaObject { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `std::cell::RefCell`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:621:49 [INFO] [stdout] | [INFO] [stdout] 621 | pub unsafe extern "C" fn RustObject_destruct(p: *mut RefCell) { [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `std::cell::RefCell`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:287:27 [INFO] [stdout] | [INFO] [stdout] 287 | pub get_rust_refcell: unsafe extern "C" fn(*mut c_void) -> *const RefCell, [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: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `std::cell::RefCell`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:615:51 [INFO] [stdout] | [INFO] [stdout] 615 | pub unsafe extern "C" fn RustObject_metaObject(p: *mut RefCell) -> *const QMetaObject { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `std::cell::RefCell`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:621:49 [INFO] [stdout] | [INFO] [stdout] 621 | pub unsafe extern "C" fn RustObject_destruct(p: *mut RefCell) { [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.39s [INFO] running `Command { std: "docker" "inspect" "733bb2dc4a5c4c81891b108ad2e5a712d0bdce6271041a9663d778142e1b8fa6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "733bb2dc4a5c4c81891b108ad2e5a712d0bdce6271041a9663d778142e1b8fa6", kill_on_drop: false }` [INFO] [stdout] 733bb2dc4a5c4c81891b108ad2e5a712d0bdce6271041a9663d778142e1b8fa6