[INFO] fetching crate wasmtime-runtime 20.0.2... [INFO] checking wasmtime-runtime-20.0.2 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate wasmtime-runtime 20.0.2 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate wasmtime-runtime 20.0.2 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 wasmtime-runtime 20.0.2 [INFO] finished tweaking crates.io crate wasmtime-runtime 20.0.2 [INFO] tweaked toml for crates.io crate wasmtime-runtime 20.0.2 written to /workspace/builds/worker-1-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 87 packages to latest compatible versions [INFO] [stderr] Adding bit-set v0.5.3 (available: v0.8.0) [INFO] [stderr] Adding bit-vec v0.6.3 (available: v0.8.0) [INFO] [stderr] Adding cranelift-entity v0.107.2 (available: v0.112.1) [INFO] [stderr] Adding gimli v0.28.1 (available: v0.31.0) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (available: v0.6.5) [INFO] [stderr] Adding object v0.33.0 (available: v0.36.4) [INFO] [stderr] Adding quick-error v1.2.3 (available: v2.0.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding wasm-encoder v0.202.0 (available: v0.217.0) [INFO] [stderr] Adding wasmparser v0.202.0 (available: v0.217.0) [INFO] [stderr] Adding wasmprinter v0.202.0 (available: v0.217.0) [INFO] [stderr] Adding wasmtime-asm-macros v20.0.2 (available: v25.0.1) [INFO] [stderr] Adding wasmtime-component-util v20.0.2 (available: v25.0.1) [INFO] [stderr] Adding wasmtime-environ v20.0.2 (available: v25.0.1) [INFO] [stderr] Adding wasmtime-fiber v20.0.2 (available: v25.0.1) [INFO] [stderr] Adding wasmtime-jit-debug v20.0.2 (available: v25.0.1) [INFO] [stderr] Adding wasmtime-slab v20.0.2 (available: v25.0.1) [INFO] [stderr] Adding wasmtime-types v20.0.2 (available: v25.0.1) [INFO] [stderr] Adding wasmtime-versioned-export-macros v20.0.2 (available: v25.0.1) [INFO] [stderr] Adding wasmtime-wmemcheck v20.0.2 (available: v25.0.1) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f89323701b8a6b0f425524484a2027c6fa0dfcd4a0f2376e17ec3e041c81bc5a [INFO] running `Command { std: "docker" "start" "-a" "f89323701b8a6b0f425524484a2027c6fa0dfcd4a0f2376e17ec3e041c81bc5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f89323701b8a6b0f425524484a2027c6fa0dfcd4a0f2376e17ec3e041c81bc5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f89323701b8a6b0f425524484a2027c6fa0dfcd4a0f2376e17ec3e041c81bc5a", kill_on_drop: false }` [INFO] [stdout] f89323701b8a6b0f425524484a2027c6fa0dfcd4a0f2376e17ec3e041c81bc5a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 826eb89a77158007106c82f4817a8c3afae781902db31260b311aeac1b4c99e1 [INFO] running `Command { std: "docker" "start" "-a" "826eb89a77158007106c82f4817a8c3afae781902db31260b311aeac1b4c99e1", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.37 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Compiling anyhow v1.0.89 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling target-lexicon v0.12.16 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Checking cranelift-entity v0.107.2 [INFO] [stderr] Compiling wasmtime-versioned-export-macros v20.0.2 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Compiling cc v1.1.22 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking object v0.33.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking wasmtime-asm-macros v20.0.2 [INFO] [stderr] Checking unarray v0.1.4 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking sptr v0.3.2 [INFO] [stderr] Checking wasmtime-slab v20.0.2 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking indexmap v2.5.0 [INFO] [stderr] Checking thiserror v1.0.64 [INFO] [stderr] Compiling wasmtime-runtime v20.0.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking wasmparser v0.202.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking tempfile v3.13.0 [INFO] [stderr] Checking memfd v0.6.4 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking proptest v1.5.0 [INFO] [stderr] Checking wasmtime-types v20.0.2 [INFO] [stderr] Checking wasmtime-environ v20.0.2 [INFO] [stdout] warning: unexpected `cfg` condition name: `wasmtime_custom_platform` [INFO] [stdout] --> src/sys/mod.rs:21:21 [INFO] [stdout] | [INFO] [stdout] 21 | } else if #[cfg(wasmtime_custom_platform)] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(wasmtime_custom_platform)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wasmtime_custom_platform)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/traphandlers.rs:539:62 [INFO] [stdout] | [INFO] [stdout] 539 | pub(crate) fn iter<'a>(&'a self) -> impl Iterator + 'a { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `wasmtime_custom_platform` [INFO] [stdout] --> src/sys/mod.rs:21:21 [INFO] [stdout] | [INFO] [stdout] 21 | } else if #[cfg(wasmtime_custom_platform)] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(wasmtime_custom_platform)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(wasmtime_custom_platform)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/traphandlers.rs:539:62 [INFO] [stdout] | [INFO] [stdout] 539 | pub(crate) fn iter<'a>(&'a self) -> impl Iterator + 'a { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `std::result::Result<(), anyhow::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/instance/allocator.rs:384:15 [INFO] [stdout] | [INFO] [stdout] 368 | mut request: InstanceAllocationRequest, [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 379 | let mut memories = PrimaryMap::with_capacity(num_defined_memories); [INFO] [stdout] | ------------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 384 | match (|| { [INFO] [stdout] | _______________^ [INFO] [stdout] 385 | | self.allocate_memories(&mut request, &mut memories)?; [INFO] [stdout] 386 | | self.allocate_tables(&mut request, &mut tables)?; [INFO] [stdout] 387 | | Ok(()) [INFO] [stdout] 388 | | })() { [INFO] [stdout] | |____________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `std::result::Result<(), anyhow::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/instance/allocator.rs:384:15 [INFO] [stdout] | [INFO] [stdout] 368 | mut request: InstanceAllocationRequest, [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 379 | let mut memories = PrimaryMap::with_capacity(num_defined_memories); [INFO] [stdout] | ------------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 384 | match (|| { [INFO] [stdout] | _______________^ [INFO] [stdout] 385 | | self.allocate_memories(&mut request, &mut memories)?; [INFO] [stdout] 386 | | self.allocate_tables(&mut request, &mut tables)?; [INFO] [stdout] 387 | | Ok(()) [INFO] [stdout] 388 | | })() { [INFO] [stdout] | |____________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected [INFO] [stdout] --> src/send_sync_ptr.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | self.0 == other.0 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default [INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses [INFO] [stdout] | [INFO] [stdout] 96 | std::ptr::addr_eq(self.0.as_ptr(), other.0.as_ptr()) [INFO] [stdout] | ++++++++++++++++++ ~~~~~~~~~~ ++++++++++ [INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses [INFO] [stdout] | [INFO] [stdout] 96 | std::ptr::eq(self.0.as_ptr(), other.0.as_ptr()) [INFO] [stdout] | +++++++++++++ ~~~~~~~~~~ ++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:66:14 [INFO] [stdout] | [INFO] [stdout] 66 | register(PREV_SIGSEGV.as_mut_ptr(), libc::SIGSEGV); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:69:14 [INFO] [stdout] | [INFO] [stdout] 69 | register(PREV_SIGILL.as_mut_ptr(), libc::SIGILL); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:73:18 [INFO] [stdout] | [INFO] [stdout] 73 | register(PREV_SIGFPE.as_mut_ptr(), libc::SIGFPE); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:79:18 [INFO] [stdout] | [INFO] [stdout] 79 | register(PREV_SIGBUS.as_mut_ptr(), libc::SIGBUS); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:92:26 [INFO] [stdout] | [INFO] [stdout] 92 | libc::SIGSEGV => PREV_SIGSEGV.as_ptr(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:93:25 [INFO] [stdout] | [INFO] [stdout] 93 | libc::SIGBUS => PREV_SIGBUS.as_ptr(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:94:25 [INFO] [stdout] | [INFO] [stdout] 94 | libc::SIGFPE => PREV_SIGFPE.as_ptr(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:95:25 [INFO] [stdout] | [INFO] [stdout] 95 | libc::SIGILL => PREV_SIGILL.as_ptr(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected [INFO] [stdout] --> src/send_sync_ptr.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | self.0 == other.0 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default [INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses [INFO] [stdout] | [INFO] [stdout] 96 | std::ptr::addr_eq(self.0.as_ptr(), other.0.as_ptr()) [INFO] [stdout] | ++++++++++++++++++ ~~~~~~~~~~ ++++++++++ [INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses [INFO] [stdout] | [INFO] [stdout] 96 | std::ptr::eq(self.0.as_ptr(), other.0.as_ptr()) [INFO] [stdout] | +++++++++++++ ~~~~~~~~~~ ++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:66:14 [INFO] [stdout] | [INFO] [stdout] 66 | register(PREV_SIGSEGV.as_mut_ptr(), libc::SIGSEGV); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:69:14 [INFO] [stdout] | [INFO] [stdout] 69 | register(PREV_SIGILL.as_mut_ptr(), libc::SIGILL); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:73:18 [INFO] [stdout] | [INFO] [stdout] 73 | register(PREV_SIGFPE.as_mut_ptr(), libc::SIGFPE); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:79:18 [INFO] [stdout] | [INFO] [stdout] 79 | register(PREV_SIGBUS.as_mut_ptr(), libc::SIGBUS); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:92:26 [INFO] [stdout] | [INFO] [stdout] 92 | libc::SIGSEGV => PREV_SIGSEGV.as_ptr(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:93:25 [INFO] [stdout] | [INFO] [stdout] 93 | libc::SIGBUS => PREV_SIGBUS.as_ptr(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:94:25 [INFO] [stdout] | [INFO] [stdout] 94 | libc::SIGFPE => PREV_SIGFPE.as_ptr(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/sys/unix/signals.rs:95:25 [INFO] [stdout] | [INFO] [stdout] 95 | libc::SIGILL => PREV_SIGILL.as_ptr(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wasmtime-runtime` (lib test) due to 2 previous errors; 11 warnings emitted [INFO] [stdout] error: aborting due to 1 previous error; 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `wasmtime-runtime` (lib) due to 2 previous errors; 11 warnings emitted [INFO] running `Command { std: "docker" "inspect" "826eb89a77158007106c82f4817a8c3afae781902db31260b311aeac1b4c99e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "826eb89a77158007106c82f4817a8c3afae781902db31260b311aeac1b4c99e1", kill_on_drop: false }` [INFO] [stdout] 826eb89a77158007106c82f4817a8c3afae781902db31260b311aeac1b4c99e1