[INFO] fetching crate wasm-bpf-rs 0.3.2...
[INFO] checking wasm-bpf-rs-0.3.2 against try#1a91d48d6a8faaba3ee57217f255dea1f9dfa30e for pr-148967-1
[INFO] extracting crate wasm-bpf-rs 0.3.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate wasm-bpf-rs 0.3.2
[INFO] finished tweaking crates.io crate wasm-bpf-rs 0.3.2
[INFO] tweaked toml for crates.io crate wasm-bpf-rs 0.3.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasm-bpf-rs 0.3.2 on toolchain 1a91d48d6a8faaba3ee57217f255dea1f9dfa30e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1a91d48d6a8faaba3ee57217f255dea1f9dfa30e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1a91d48d6a8faaba3ee57217f255dea1f9dfa30e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 292 packages to latest compatible versions
[INFO] [stderr]       Adding flexi_logger v0.25.6 (available: v0.31.7)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding libbpf-rs v0.20.1 (available: v0.25.0)
[INFO] [stderr]       Adding ouroboros v0.15.6 (available: v0.18.5)
[INFO] [stderr]       Adding wasi-common v5.0.1 (available: v39.0.0)
[INFO] [stderr]       Adding wasmtime v5.0.1 (available: v39.0.0)
[INFO] [stderr]       Adding wasmtime-wasi v5.0.1 (available: v39.0.0)
[INFO] [stderr]       Adding wiggle v5.0.1 (available: v39.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1a91d48d6a8faaba3ee57217f255dea1f9dfa30e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+1a91d48d6a8faaba3ee57217f255dea1f9dfa30e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88dec4ea16a4a4770880bc1e86012a6f158f7153b50ff36ebaf005c7bd55652b
[INFO] running `Command { std: "docker" "start" "-a" "88dec4ea16a4a4770880bc1e86012a6f158f7153b50ff36ebaf005c7bd55652b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88dec4ea16a4a4770880bc1e86012a6f158f7153b50ff36ebaf005c7bd55652b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88dec4ea16a4a4770880bc1e86012a6f158f7153b50ff36ebaf005c7bd55652b", kill_on_drop: false }`
[INFO] [stdout] 88dec4ea16a4a4770880bc1e86012a6f158f7153b50ff36ebaf005c7bd55652b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+1a91d48d6a8faaba3ee57217f255dea1f9dfa30e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8b0f1d673747323e4aba61aada975de30473e8dccfc31d4b8533be29e51b1b8
[INFO] running `Command { std: "docker" "start" "-a" "e8b0f1d673747323e4aba61aada975de30473e8dccfc31d4b8533be29e51b1b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking litemap v0.8.1
[INFO] [stderr]     Checking writeable v0.6.2
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling icu_properties_data v2.1.1
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]    Compiling cranelift-isle v0.92.1
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.92.1
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling cc v1.2.47
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling rustix v0.36.17
[INFO] [stderr]    Compiling zerocopy v0.8.28
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.92.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking addr2line v0.25.1
[INFO] [stderr]     Checking bumpalo v3.19.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling wasmtime-fiber v5.0.1
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling cranelift-codegen v0.92.1
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking slice-group-by v0.3.1
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking regalloc2 v0.5.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling io-extras v0.17.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.1
[INFO] [stderr]     Checking zerovec v0.11.5
[INFO] [stderr]     Checking zerotrie v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling ittapi-sys v0.3.5
[INFO] [stderr]     Checking tinystr v0.8.2
[INFO] [stderr]     Checking potential_utf v0.1.4
[INFO] [stderr]     Checking icu_locale_core v2.1.1
[INFO] [stderr]     Checking icu_collections v2.1.1
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]     Checking icu_provider v2.1.1
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]     Checking icu_properties v2.1.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling cap-primitives v1.0.15
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling wasm-encoder v0.241.2
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking cranelift-entity v0.92.1
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking cranelift-bforest v0.92.1
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking ambient-authority v0.0.2
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]     Checking wasmparser v0.96.0
[INFO] [stderr]    Compiling ar_archive_writer v0.2.0
[INFO] [stderr]     Checking fs-set-times v0.19.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]    Compiling wasmtime-runtime v5.0.1
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]     Checking wasmtime-asm-macros v5.0.1
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking humantime v2.3.0
[INFO] [stderr]     Checking maybe-owned v0.3.4
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking leb128fmt v0.1.0
[INFO] [stderr]     Checking wasmtime-types v5.0.1
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling wast v35.0.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking wasmtime-environ v5.0.1
[INFO] [stderr]     Checking wasmtime-jit-debug v5.0.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking memfd v0.6.5
[INFO] [stderr]    Compiling psm v0.1.28
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]     Checking unicode-width v0.2.2
[INFO] [stderr]    Compiling wasmtime-cache v5.0.1
[INFO] [stderr]    Compiling cap-std v1.0.15
[INFO] [stderr]     Checking wast v241.0.2
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]    Compiling witx v0.9.1
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]     Checking zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]     Checking file-per-thread-logger v0.1.6
[INFO] [stderr]     Checking ittapi v0.3.5
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling shellexpand v2.1.2
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking wasmtime-jit-icache-coherence v5.0.1
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling wasmtime v5.0.1
[INFO] [stderr]    Compiling wiggle-generate v5.0.1
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]    Compiling indexmap v2.12.1
[INFO] [stderr]     Checking wasmtime-jit v5.0.1
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling wasi-common v5.0.1
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling io-lifetimes v2.0.4
[INFO] [stderr]    Compiling wiggle-macro v5.0.1
[INFO] [stderr]     Checking cranelift-frontend v0.92.1
[INFO] [stderr]     Checking cranelift-native v0.92.1
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking cranelift-wasm v0.92.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling cap-fs-ext v1.0.15
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling system-interface v0.25.9
[INFO] [stderr]     Checking wasmtime-cranelift v5.0.1
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking cap-rand v1.0.15
[INFO] [stderr]    Compiling vsprintf v2.0.0
[INFO] [stderr]    Compiling libbpf-sys v1.6.2+v1.6.2
[INFO] [stderr]     Checking wat v1.241.2
[INFO] [stderr]     Checking cap-time-ext v1.0.15
[INFO] [stderr]     Checking fs-set-times v0.18.1
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking iana-time-zone v0.1.64
[INFO] [stderr]    Compiling wasmtime-wasi v5.0.1
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]    Compiling ouroboros_macro v0.15.6
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking nu-ansi-term v0.49.0
[INFO] [stderr]     Checking aliasable v0.1.3
[INFO] [stderr]     Checking flexi_logger v0.25.6
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking ouroboros v0.15.6
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]     Checking libbpf-rs v0.20.1
[INFO] [stderr]     Checking wiggle v5.0.1
[INFO] [stderr]     Checking wasi-cap-std-sync v5.0.1
[INFO] [stderr]     Checking wasm-bpf-rs v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ensure_program_mut_by_state`
[INFO] [stdout]   --> src/bpf/poll.rs:15:57
[INFO] [stdout]    |
[INFO] [stdout] 15 |     ensure_enough_memory, ensure_program_mut_by_caller, ensure_program_mut_by_state,
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ensure_program_mut_by_state`
[INFO] [stdout]   --> src/bpf/poll.rs:15:57
[INFO] [stdout]    |
[INFO] [stdout] 15 |     ensure_enough_memory, ensure_program_mut_by_caller, ensure_program_mut_by_state,
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bpf/load.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let mut state = caller.data_mut();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bpf/load.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let mut state = caller.data_mut();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `callback_func` is never read
[INFO] [stdout]   --> src/state.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[self_referencing(pub_extras)]
[INFO] [stdout]    | ------------------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub callback_func: RingBufferCallback,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `callback_func` is never read
[INFO] [stdout]   --> src/state.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[self_referencing(pub_extras)]
[INFO] [stdout]    | ------------------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub callback_func: PerfBufferSampleCallback,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `read_wasm_string` and `read_wasm_string_slice` are never used
[INFO] [stdout]   --> src/utils.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub trait CallerUtils {
[INFO] [stdout]    |           ----------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn read_wasm_string(&mut self, offset: usize) -> anyhow::Result<Vec<u8>>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     // Terminated zero won't be included
[INFO] [stdout] 20 |     fn read_wasm_string_slice(&mut self, offset: usize) -> anyhow::Result<&[u8]>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/state.rs:78:23
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn get_object(&self) -> Ref<Object> {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn get_object(&self) -> Ref<'_, Object> {
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/state.rs:82:27
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn get_object_mut(&self) -> RefMut<Object> {
[INFO] [stdout]    |                           ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn get_object_mut(&self) -> RefMut<'_, Object> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/pipe.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn borrow(&self) -> std::sync::RwLockWriteGuard<W> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn borrow(&self) -> std::sync::RwLockWriteGuard<'_, W> {
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/pipe.rs:60:26
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn get_read_lock(&self) -> std::sync::RwLockReadGuard<W> {
[INFO] [stdout]    |                          ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn get_read_lock(&self) -> std::sync::RwLockReadGuard<'_, W> {
[INFO] [stdout]    |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `callback_func` is never read
[INFO] [stdout]   --> src/state.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[self_referencing(pub_extras)]
[INFO] [stdout]    | ------------------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub callback_func: RingBufferCallback,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `callback_func` is never read
[INFO] [stdout]   --> src/state.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[self_referencing(pub_extras)]
[INFO] [stdout]    | ------------------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub callback_func: PerfBufferSampleCallback,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `read_wasm_string` and `read_wasm_string_slice` are never used
[INFO] [stdout]   --> src/utils.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub trait CallerUtils {
[INFO] [stdout]    |           ----------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn read_wasm_string(&mut self, offset: usize) -> anyhow::Result<Vec<u8>>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     // Terminated zero won't be included
[INFO] [stdout] 20 |     fn read_wasm_string_slice(&mut self, offset: usize) -> anyhow::Result<&[u8]>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/state.rs:78:23
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn get_object(&self) -> Ref<Object> {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn get_object(&self) -> Ref<'_, Object> {
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/state.rs:82:27
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn get_object_mut(&self) -> RefMut<Object> {
[INFO] [stdout]    |                           ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn get_object_mut(&self) -> RefMut<'_, Object> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/pipe.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn borrow(&self) -> std::sync::RwLockWriteGuard<W> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn borrow(&self) -> std::sync::RwLockWriteGuard<'_, W> {
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/pipe.rs:60:26
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn get_read_lock(&self) -> std::sync::RwLockReadGuard<W> {
[INFO] [stdout]    |                          ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn get_read_lock(&self) -> std::sync::RwLockReadGuard<'_, W> {
[INFO] [stdout]    |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 12s
[INFO] running `Command { std: "docker" "inspect" "e8b0f1d673747323e4aba61aada975de30473e8dccfc31d4b8533be29e51b1b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8b0f1d673747323e4aba61aada975de30473e8dccfc31d4b8533be29e51b1b8", kill_on_drop: false }`
[INFO] [stdout] e8b0f1d673747323e4aba61aada975de30473e8dccfc31d4b8533be29e51b1b8
