[INFO] fetching crate wasmer-vm 6.0.1... [INFO] checking wasmer-vm-6.0.1 against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704 [INFO] extracting crate wasmer-vm 6.0.1 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate wasmer-vm 6.0.1 on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate wasmer-vm 6.0.1 [INFO] finished tweaking crates.io crate wasmer-vm 6.0.1 [INFO] tweaked toml for crates.io crate wasmer-vm 6.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 112 packages to latest compatible versions [INFO] [stderr] Adding backtrace v0.3.74 (available: v0.3.75) [INFO] [stderr] Adding enum-iterator v0.7.0 (available: v2.1.0) [INFO] [stderr] Adding more-asserts v0.2.2 (available: v0.3.1) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.12) [INFO] [stderr] Adding windows-sys v0.59.0 (available: v0.60.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "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 libunwind v1.3.3 [INFO] [stderr] Downloaded loupe-derive v0.2.0 [INFO] [stderr] Downloaded corosensei v0.2.2 [INFO] [stderr] Downloaded loupe v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b03640b5ae62837e42462ad5667918680f74381c432d246ee16713d65eabfb1c [INFO] running `Command { std: "docker" "start" "-a" "b03640b5ae62837e42462ad5667918680f74381c432d246ee16713d65eabfb1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b03640b5ae62837e42462ad5667918680f74381c432d246ee16713d65eabfb1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b03640b5ae62837e42462ad5667918680f74381c432d246ee16713d65eabfb1c", kill_on_drop: false }` [INFO] [stdout] b03640b5ae62837e42462ad5667918680f74381c432d246ee16713d65eabfb1c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f569f6ec8d890c050a90eee01f53b32d0f86f6c0d1e193da2895707dcea60fc [INFO] running `Command { std: "docker" "start" "-a" "4f569f6ec8d890c050a90eee01f53b32d0f86f6c0d1e193da2895707dcea60fc", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling typenum v1.18.0 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Checking simdutf8 v0.1.5 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking hashbrown v0.15.4 [INFO] [stderr] Checking equivalent v1.0.2 [INFO] [stderr] Compiling target-lexicon v0.12.16 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling object v0.36.7 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling bytecheck v0.6.12 [INFO] [stderr] Compiling syn v2.0.103 [INFO] [stderr] Compiling corosensei v0.2.2 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking adler2 v2.0.1 [INFO] [stderr] Checking indexmap v2.9.0 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking bytes v1.10.1 [INFO] [stderr] Checking gimli v0.31.1 [INFO] [stderr] Checking cpufeatures v0.2.17 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking miniz_oxide v0.8.9 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking more-asserts v0.2.2 [INFO] [stderr] Checking xxhash-rust v0.8.15 [INFO] [stderr] Checking rustc-demangle v0.1.25 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking sha2 v0.10.9 [INFO] [stderr] Checking region v3.0.2 [INFO] [stderr] Checking crossbeam-queue v0.3.12 [INFO] [stderr] Checking libunwind v1.3.3 [INFO] [stderr] Checking dashmap v6.1.0 [INFO] [stderr] Checking addr2line v0.24.2 [INFO] [stderr] Compiling darling_core v0.20.11 [INFO] [stderr] Compiling ptr_meta_derive v0.1.4 [INFO] [stderr] Compiling enum-iterator-derive v0.7.0 [INFO] [stderr] Compiling bytecheck_derive v0.6.12 [INFO] [stderr] Checking ptr_meta v0.1.4 [INFO] [stderr] Checking enum-iterator v0.7.0 [INFO] [stderr] Compiling ptr_meta_derive v0.3.0 [INFO] [stderr] Compiling bytecheck_derive v0.8.1 [INFO] [stderr] Compiling munge_macro v0.4.4 [INFO] [stderr] Compiling rkyv_derive v0.8.10 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Checking backtrace v0.3.74 [INFO] [stderr] Checking ptr_meta v0.3.0 [INFO] [stderr] Checking rancor v0.1.0 [INFO] [stderr] Checking munge v0.4.4 [INFO] [stderr] Checking bytecheck v0.8.1 [INFO] [stderr] Checking rend v0.5.2 [INFO] [stderr] Compiling darling_macro v0.20.11 [INFO] [stderr] Compiling darling v0.20.11 [INFO] [stderr] Compiling enumset_derive v0.11.0 [INFO] [stderr] Checking enumset v1.1.6 [INFO] [stderr] Checking rkyv v0.8.10 [INFO] [stderr] Checking wasmer-types v6.0.1 [INFO] [stderr] Checking wasmer-vm v6.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `Vec` will be dropped [INFO] [stdout] --> src/instance/mod.rs:376:33 [INFO] [stdout] | [INFO] [stdout] 376 | let values_vec = vec![].as_mut_ptr(); [INFO] [stdout] | ------ ^^^^^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `Vec` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_mut_ptr` the `Vec` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `Vec` to lives at least as long as the pointer returned by the call to `as_mut_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `Vec` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/instance/mod.rs:1301:20 [INFO] [stdout] | [INFO] [stdout] 1301 | pub fn exports(&self) -> indexmap::map::Iter { [INFO] [stdout] | ^^^^^ ---------------------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 1301 | pub fn exports(&self) -> indexmap::map::Iter<'_, String, ExportIndex> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/store.rs:118:25 [INFO] [stdout] | [INFO] [stdout] 118 | pub fn iter_globals(&self) -> Iter { [INFO] [stdout] | ^^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 118 | pub fn iter_globals(&self) -> Iter<'_, VMGlobal> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/vmcontext.rs:640:5 [INFO] [stdout] | [INFO] [stdout] 629 | #[derive(Debug, Clone, Copy, Hash, PartialEq, Eq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 640 | pub call_trampoline: VMTrampoline, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `Vec` will be dropped [INFO] [stdout] --> src/instance/mod.rs:376:33 [INFO] [stdout] | [INFO] [stdout] 376 | let values_vec = vec![].as_mut_ptr(); [INFO] [stdout] | ------ ^^^^^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `Vec` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_mut_ptr` the `Vec` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `Vec` to lives at least as long as the pointer returned by the call to `as_mut_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `Vec` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/instance/mod.rs:1301:20 [INFO] [stdout] | [INFO] [stdout] 1301 | pub fn exports(&self) -> indexmap::map::Iter { [INFO] [stdout] | ^^^^^ ---------------------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 1301 | pub fn exports(&self) -> indexmap::map::Iter<'_, String, ExportIndex> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/store.rs:118:25 [INFO] [stdout] | [INFO] [stdout] 118 | pub fn iter_globals(&self) -> Iter { [INFO] [stdout] | ^^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 118 | pub fn iter_globals(&self) -> Iter<'_, VMGlobal> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/vmcontext.rs:640:5 [INFO] [stdout] | [INFO] [stdout] 629 | #[derive(Debug, Clone, Copy, Hash, PartialEq, Eq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 640 | pub call_trampoline: VMTrampoline, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.60s [INFO] running `Command { std: "docker" "inspect" "4f569f6ec8d890c050a90eee01f53b32d0f86f6c0d1e193da2895707dcea60fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f569f6ec8d890c050a90eee01f53b32d0f86f6c0d1e193da2895707dcea60fc", kill_on_drop: false }` [INFO] [stdout] 4f569f6ec8d890c050a90eee01f53b32d0f86f6c0d1e193da2895707dcea60fc