[INFO] fetching crate lovm2_core 0.4.8... [INFO] checking lovm2_core-0.4.8 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate lovm2_core 0.4.8 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate lovm2_core 0.4.8 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lovm2_core 0.4.8 [INFO] finished tweaking crates.io crate lovm2_core 0.4.8 [INFO] tweaked toml for crates.io crate lovm2_core 0.4.8 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 45 packages to latest compatible versions [INFO] [stderr] Adding dirs v3.0.2 (available: v5.0.1) [INFO] [stderr] Adding dirs-sys v0.3.7 (available: v0.4.1) [INFO] [stderr] Adding hashbrown v0.12.3 (available: v0.14.5) [INFO] [stderr] Adding indexmap v1.9.3 (available: v2.5.0) [INFO] [stderr] Adding libloading v0.6.7 (available: v0.8.5) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3ec6baa70e3aa40079268a120694d02cb0c8eeeb77566462e647bf06b60d7e6f [INFO] running `Command { std: "docker" "start" "-a" "3ec6baa70e3aa40079268a120694d02cb0c8eeeb77566462e647bf06b60d7e6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ec6baa70e3aa40079268a120694d02cb0c8eeeb77566462e647bf06b60d7e6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ec6baa70e3aa40079268a120694d02cb0c8eeeb77566462e647bf06b60d7e6f", kill_on_drop: false }` [INFO] [stdout] 3ec6baa70e3aa40079268a120694d02cb0c8eeeb77566462e647bf06b60d7e6f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0a0087a7df1d27b745f4e237bdec4abbccb847807b3d72d6f24965c92dc6000f [INFO] running `Command { std: "docker" "start" "-a" "0a0087a7df1d27b745f4e237bdec4abbccb847807b3d72d6f24965c92dc6000f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking gimli v0.31.0 [INFO] [stderr] Checking adler2 v2.0.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking miniz_oxide v0.8.0 [INFO] [stderr] Checking object v0.36.4 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Checking dirs v3.0.2 [INFO] [stderr] Checking addr2line v0.24.1 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling lovm2_module v0.1.0 [INFO] [stderr] Checking backtrace v0.3.74 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking lovm2_core v0.4.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/module/shared.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 91 | pub struct SharedObjectSlot( [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] 92 | Rc, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 92 | (), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Result<(), error::Lovm2Error>`, which is not FFI-safe [INFO] [stdout] --> src/module/shared.rs:24:27 [INFO] [stdout] | [INFO] [stdout] 24 | pub type ExternFunction = unsafe extern "C" fn(&mut Vm) -> Lovm2Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Rc`, which is not FFI-safe [INFO] [stdout] --> src/module/shared.rs:26:30 [INFO] [stdout] | [INFO] [stdout] 26 | pub type ExternInitializer = extern "C" fn(lib: Rc, &mut HashMap); [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: field `0` is never read [INFO] [stdout] --> src/module/shared.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 91 | pub struct SharedObjectSlot( [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] 92 | Rc, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 92 | (), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Result<(), error::Lovm2Error>`, which is not FFI-safe [INFO] [stdout] --> src/module/shared.rs:24:27 [INFO] [stdout] | [INFO] [stdout] 24 | pub type ExternFunction = unsafe extern "C" fn(&mut Vm) -> Lovm2Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Rc`, which is not FFI-safe [INFO] [stdout] --> src/module/shared.rs:26:30 [INFO] [stdout] | [INFO] [stdout] 26 | pub type ExternInitializer = extern "C" fn(lib: Rc, &mut HashMap); [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.87s [INFO] running `Command { std: "docker" "inspect" "0a0087a7df1d27b745f4e237bdec4abbccb847807b3d72d6f24965c92dc6000f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a0087a7df1d27b745f4e237bdec4abbccb847807b3d72d6f24965c92dc6000f", kill_on_drop: false }` [INFO] [stdout] 0a0087a7df1d27b745f4e237bdec4abbccb847807b3d72d6f24965c92dc6000f