[INFO] fetching crate waffles-solana-runtime 1.16.0-alpha.10...
[INFO] testing waffles-solana-runtime-1.16.0-alpha.10 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate waffles-solana-runtime 1.16.0-alpha.10 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate waffles-solana-runtime 1.16.0-alpha.10
[INFO] finished tweaking crates.io crate waffles-solana-runtime 1.16.0-alpha.10
[INFO] tweaked toml for crates.io crate waffles-solana-runtime 1.16.0-alpha.10 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate waffles-solana-runtime 1.16.0-alpha.10 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 433 packages to latest compatible versions
[INFO] [stderr]       Adding array-bytes v1.4.1 (available: v1.6.0)
[INFO] [stderr]       Adding bincode v1.3.3 (available: v3.0.0)
[INFO] [stderr]       Adding bzip2 v0.4.4 (available: v0.6.1)
[INFO] [stderr]       Adding dashmap v4.0.2 (available: v6.1.0)
[INFO] [stderr]       Adding ed25519-dalek v1.0.1 (available: v2.2.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding index_list v0.2.17 (available: v0.3.3)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding libsecp256k1 v0.6.0 (available: v0.7.2)
[INFO] [stderr]       Adding lru v0.7.8 (available: v0.17.0)
[INFO] [stderr]       Adding memmap2 v0.5.10 (available: v0.9.10)
[INFO] [stderr]       Adding memoffset v0.8.0 (available: v0.9.1)
[INFO] [stderr]       Adding num-derive v0.3.3 (available: v0.4.2)
[INFO] [stderr]       Adding ouroboros v0.15.6 (available: v0.18.5)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.1)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (available: v0.10.0)
[INFO] [stderr]       Adding solana_rbpf v0.2.38 (available: v0.2.40)
[INFO] [stderr]       Adding strum v0.24.1 (available: v0.28.0)
[INFO] [stderr]       Adding strum_macros v0.24.3 (available: v0.28.0)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] [stderr]       Adding test-case v2.2.2 (available: v3.3.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] [stderr]       Adding waffles-solana-address-lookup-table-program v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-bpf-loader-program v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-bucket-map v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-compute-budget-program v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-config-program v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-frozen-abi v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-frozen-abi-macro v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-logger v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-measure v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-metrics v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-perf v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-program v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-program-runtime v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-rayon-threadlimit v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-sdk v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-sdk-macro v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-stake-program v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-vote-program v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-zk-token-proof-program v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding waffles-solana-zk-token-sdk v1.16.0-alpha.10 (available: v1.16.0)
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.8.2)
[INFO] [stderr]       Adding zstd v0.11.2+zstd.1.5.2 (available: v0.13.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed132946c2e5ac34565cffeffc74a15ca990637117adc752de6e64b331d3a305
[INFO] running `Command { std: "docker" "start" "-a" "ed132946c2e5ac34565cffeffc74a15ca990637117adc752de6e64b331d3a305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed132946c2e5ac34565cffeffc74a15ca990637117adc752de6e64b331d3a305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed132946c2e5ac34565cffeffc74a15ca990637117adc752de6e64b331d3a305", kill_on_drop: false }`
[INFO] [stdout] ed132946c2e5ac34565cffeffc74a15ca990637117adc752de6e64b331d3a305
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7227d09fd1495d4898f6963b950ac3fcccb6edaa94d7e6efc001a15f715293d1
[INFO] running `Command { std: "docker" "start" "-a" "7227d09fd1495d4898f6963b950ac3fcccb6edaa94d7e6efc001a15f715293d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling typenum v1.20.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling cc v1.2.61
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling ucd-trie v0.1.7
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[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
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[INFO] [stderr]    Compiling pest v2.8.6
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling block-padding v0.2.1
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[INFO] [stderr]    Compiling hashbrown v0.17.0
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[INFO] [stderr]    Compiling semver-parser v0.10.3
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ahash v0.7.8
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[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.118
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling libsecp256k1-core v0.2.2
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling hybrid-array v0.4.11
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zeroize_derive v1.4.3
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling zeroize v1.3.0
[INFO] [stderr]    Compiling ark-std v0.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling ark-ff v0.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling zerofrom v0.1.7
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling cmov v0.5.3
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling ctutils v0.4.2
[INFO] [stderr]    Compiling bv v0.11.1
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling ark-ff-macros v0.3.0
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling ark-ff-asm v0.3.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling block-buffer v0.12.0
[INFO] [stderr]    Compiling crypto-common v0.2.1
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.2.1
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.2.1
[INFO] [stderr]    Compiling blake3 v1.8.5
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling waffles-solana-frozen-abi-macro v1.16.0-alpha.10
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling litemap v0.8.2
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
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[INFO] [stderr]    Compiling keccak v0.1.6
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[INFO] [stderr]    Compiling bumpalo v3.20.2
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling sized-chunks v0.6.5
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[INFO] [stderr]    Compiling ark-serialize v0.3.0
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[INFO] [stderr]    Compiling curve25519-dalek v3.2.1
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[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling libsecp256k1 v0.6.0
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[INFO] [stderr]    Compiling borsh-derive-internal v0.9.3
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling waffles-solana-frozen-abi v1.16.0-alpha.10
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling bs58 v0.4.0
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[INFO] [stderr]    Compiling arrayvec v0.7.6
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[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling waffles-solana-sdk-macro v1.16.0-alpha.10
[INFO] [stderr]    Compiling hmac v0.12.1
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[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling waffles-solana-sdk v1.16.0-alpha.10
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling rustls v0.21.12
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[INFO] [stderr]    Compiling futures-task v0.3.32
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[INFO] [stderr]    Compiling array-bytes v1.4.1
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
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[INFO] [stderr]    Compiling brotli-decompressor v5.0.0
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[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]  --> src/lib.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(RUSTC_WITH_SPECIALIZATION, feature(min_specialization))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]     --> src/accounts_db.rs:2231:17
[INFO] [stdout]      |
[INFO] [stdout] 2231 | #[cfg(all(test, RUSTC_WITH_SPECIALIZATION))]
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]   --> src/append_vec.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     serde::{Deserialize, Serialize},
[INFO] [stdout]    |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/bank.rs:325:7
[INFO] [stdout]     |
[INFO] [stdout] 325 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/bank.rs:328:7
[INFO] [stdout]     |
[INFO] [stdout] 328 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/bank.rs:925:7
[INFO] [stdout]     |
[INFO] [stdout] 925 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/bank.rs:937:7
[INFO] [stdout]     |
[INFO] [stdout] 937 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]  --> src/builtins.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/builtins.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/message_processor.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/serde_snapshot.rs:527:7
[INFO] [stdout]     |
[INFO] [stdout] 527 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/serde_snapshot/newer.rs:184:7
[INFO] [stdout]     |
[INFO] [stdout] 184 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/serde_snapshot/storage.rs:39:7
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]  --> src/serde_snapshot/utils.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[cfg(all(test, RUSTC_WITH_SPECIALIZATION))]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/serde_snapshot/utils.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |     #[cfg(all(test, RUSTC_WITH_SPECIALIZATION))]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/serde_snapshot/utils.rs:59:21
[INFO] [stdout]    |
[INFO] [stdout] 59 |     #[cfg(all(test, RUSTC_WITH_SPECIALIZATION))]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/serde_snapshot/utils.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |     #[cfg(all(test, RUSTC_WITH_SPECIALIZATION))]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]   --> src/snapshot_utils.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 | use std::sync::RwLock;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]  --> src/stake_account.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/stake_account.rs:123:7
[INFO] [stdout]     |
[INFO] [stdout] 123 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/accounts_background_service/stats.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/accounts_db.rs:7192:9
[INFO] [stdout]      |
[INFO] [stdout] 7192 |         mut stats: &mut crate::accounts_hash::HashStats,
[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/accounts_db.rs:7346:9
[INFO] [stdout]      |
[INFO] [stdout] 7346 |         mut stats: &mut crate::accounts_hash::HashStats,
[INFO] [stdout]      |         ----^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/accounts_db.rs:9156:17
[INFO] [stdout]      |
[INFO] [stdout] 9156 |             let mut info = storage_info_local
[INFO] [stdout]      |                 ----^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/accounts_hash.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let mut count_and_writer = self.count_and_writer.as_mut().unwrap();
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/accounts_hash.rs:1079:9
[INFO] [stdout]      |
[INFO] [stdout] 1079 |         mut stats: &mut HashStats,
[INFO] [stdout]      |         ----^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cache_hash_data.rs:324:13
[INFO] [stdout]     |
[INFO] [stdout] 324 |         let mut header = cache_file.get_header_mut();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next_append_vec_id`
[INFO] [stdout]     --> src/snapshot_utils.rs:1234:73
[INFO] [stdout]      |
[INFO] [stdout] 1234 |     let (unarchived_full_snapshot, mut unarchived_incremental_snapshot, next_append_vec_id) =
[INFO] [stdout]      |                                                                         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_next_append_vec_id`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next_append_vec_id`
[INFO] [stdout]     --> src/snapshot_utils.rs:1298:73
[INFO] [stdout]      |
[INFO] [stdout] 1298 |     let (unarchived_full_snapshot, mut unarchived_incremental_snapshot, next_append_vec_id) =
[INFO] [stdout]      |                                                                         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_next_append_vec_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Versioned` is never used
[INFO] [stdout]    --> src/accounts_db.rs:748:7
[INFO] [stdout]     |
[INFO] [stdout] 748 | trait Versioned {
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_accum` and `set_accum` are never used
[INFO] [stdout]     --> src/accounts_db.rs:2290:8
[INFO] [stdout]      |
[INFO] [stdout] 2279 | trait AppendVecScan: Send + Sync + Clone {
[INFO] [stdout]      |       ------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 2290 |     fn get_accum(&mut self) -> BinnedHashData;
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout] 2291 |     fn set_accum(&mut self, accum: BinnedHashData);
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StorableAccountsMovingSlots` is never constructed
[INFO] [stdout]   --> src/storable_accounts.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct StorableAccountsMovingSlots<'a, T: ReadableAccount + Sync> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/accounts_db.rs:796:37
[INFO] [stdout]     |
[INFO] [stdout] 796 |     fn check_and_get_loaded_account(&mut self) -> LoadedAccount {
[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] 796 |     fn check_and_get_loaded_account(&mut self) -> LoadedAccount<'_> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/accounts_db.rs:821:27
[INFO] [stdout]     |
[INFO] [stdout] 821 |     fn get_loaded_account(&mut self) -> Option<LoadedAccount> {
[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] 821 |     fn get_loaded_account(&mut self) -> Option<LoadedAccount<'_>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/accounts_db.rs:1135:32
[INFO] [stdout]      |
[INFO] [stdout] 1135 |     fn get_stored_account_meta(&self, offset: usize) -> Option<StoredAccountMeta> {
[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] 1135 |     fn get_stored_account_meta(&self, offset: usize) -> Option<StoredAccountMeta<'_>> {
[INFO] [stdout]      |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/accounts_db.rs:1158:25
[INFO] [stdout]      |
[INFO] [stdout] 1158 |     pub fn all_accounts(&self) -> Vec<StoredAccountMeta> {
[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] 1158 |     pub fn all_accounts(&self) -> Vec<StoredAccountMeta<'_>> {
[INFO] [stdout]      |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/accounts_db.rs:1284:13
[INFO] [stdout]      |
[INFO] [stdout] 1284 |     fn iter(&self) -> std::slice::Iter<(Instant, Arc<AccountStorageEntry>)> {
[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] 1284 |     fn iter(&self) -> std::slice::Iter<'_, (Instant, Arc<AccountStorageEntry>)> {
[INFO] [stdout]      |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/accounts_file.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn account_iter(&self) -> AccountsFileIter {
[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] 91 |     pub fn account_iter(&self) -> AccountsFileIter<'_> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/accounts_file.rs:96:21
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn accounts(&self, offset: usize) -> Vec<StoredAccountMeta> {
[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] 96 |     pub fn accounts(&self, offset: usize) -> Vec<StoredAccountMeta<'_>> {
[INFO] [stdout]    |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/accounts_index.rs:762:16
[INFO] [stdout]     |
[INFO] [stdout] 762 |     fn iter<R>(&self, range: Option<&R>, collect_all_unsorted: bool) -> AccountsIndexIterator<T>
[INFO] [stdout]     |                ^^^^^ the lifetime is elided here                        ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 762 |     fn iter<R>(&self, range: Option<&R>, collect_all_unsorted: bool) -> AccountsIndexIterator<'_, T>
[INFO] [stdout]     |                                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/accounts_index.rs:1575:27
[INFO] [stdout]      |
[INFO] [stdout] 1575 |     pub(crate) fn get_bin(&self, pubkey: &Pubkey) -> AccountMaps<T> {
[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] 1575 |     pub(crate) fn get_bin(&self, pubkey: &Pubkey) -> AccountMaps<'_, T> {
[INFO] [stdout]      |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/append_vec.rs:657:25
[INFO] [stdout]     |
[INFO] [stdout] 657 |     pub fn account_iter(&self) -> AppendVecAccountsIter {
[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] 657 |     pub fn account_iter(&self) -> AppendVecAccountsIter<'_> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/append_vec.rs:662:21
[INFO] [stdout]     |
[INFO] [stdout] 662 |     pub fn accounts(&self, mut offset: usize) -> Vec<StoredAccountMeta> {
[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] 662 |     pub fn accounts(&self, mut offset: usize) -> Vec<StoredAccountMeta<'_>> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bank.rs:2050:24
[INFO] [stdout]      |
[INFO] [stdout] 2050 |     pub fn freeze_lock(&self) -> RwLockReadGuard<Hash> {
[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] 2050 |     pub fn freeze_lock(&self) -> RwLockReadGuard<'_, Hash> {
[INFO] [stdout]      |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing
[INFO] [stdout]     --> src/bank.rs:2735:61
[INFO] [stdout]      |
[INFO] [stdout] 2735 |             let vote_state = match vote_account.vote_state().deref() {
[INFO] [stdout]      |                                                             ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `std::result::Result<VoteState, vote_account::Error>` does not implement `Deref`, so calling `deref` on `&std::result::Result<VoteState, vote_account::Error>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout] 2735 -             let vote_state = match vote_account.vote_state().deref() {
[INFO] [stdout] 2735 +             let vote_state = match vote_account.vote_state() {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bank.rs:3656:36
[INFO] [stdout]      |
[INFO] [stdout] 3656 |     pub fn prepare_batch_for_tests(&self, txs: Vec<Transaction>) -> TransactionBatch {
[INFO] [stdout]      |                                    ^^^^^                            ^^^^^^^^^^^^^^^^ the same lifetimes are 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] 3656 |     pub fn prepare_batch_for_tests(&self, txs: Vec<Transaction>) -> TransactionBatch<'_, '_> {
[INFO] [stdout]      |                                                                                     ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bank.rs:3671:32
[INFO] [stdout]      |
[INFO] [stdout] 3671 |     pub fn prepare_entry_batch(&self, txs: Vec<VersionedTransaction>) -> Result<TransactionBatch> {
[INFO] [stdout]      |                                ^^^^^ the lifetime is elided here                ^^^^^^^^^^^^^^^^ the same lifetimes are hidden 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] 3671 |     pub fn prepare_entry_batch(&self, txs: Vec<VersionedTransaction>) -> Result<TransactionBatch<'_, '_>> {
[INFO] [stdout]      |                                                                                                 ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bank.rs:7444:30
[INFO] [stdout]      |
[INFO] [stdout] 7444 |     pub fn read_cost_tracker(&self) -> LockResult<RwLockReadGuard<CostTracker>> {
[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] 7444 |     pub fn read_cost_tracker(&self) -> LockResult<RwLockReadGuard<'_, CostTracker>> {
[INFO] [stdout]      |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bank.rs:7448:31
[INFO] [stdout]      |
[INFO] [stdout] 7448 |     pub fn write_cost_tracker(&self) -> LockResult<RwLockWriteGuard<CostTracker>> {
[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] 7448 |     pub fn write_cost_tracker(&self) -> LockResult<RwLockWriteGuard<'_, CostTracker>> {
[INFO] [stdout]      |                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/blockhash_queue.rs:121:35
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn get_recent_blockhashes(&self) -> impl Iterator<Item = recent_blockhashes::IterItem> {
[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] 121 |     pub fn get_recent_blockhashes(&self) -> impl Iterator<Item = recent_blockhashes::IterItem<'_>> {
[INFO] [stdout]     |                                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/stakes.rs:46:39
[INFO] [stdout]    |
[INFO] [stdout] 46 | #[derive(Debug, Clone, PartialEq, Eq, ToPrimitive)]
[INFO] [stdout]    |                                       ^----------
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       `ToPrimitive` is not local
[INFO] [stdout]    |                                       move the `impl` block outside of this constant `_IMPL_NUM_ToPrimitive_FOR_InvalidCacheEntryReason`
[INFO] [stdout] 47 | pub enum InvalidCacheEntryReason {
[INFO] [stdout]    |          ----------------------- `InvalidCacheEntryReason` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `ToPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `ToPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `ToPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/stakes.rs:63:26
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub(crate) fn stakes(&self) -> RwLockReadGuard<Stakes<StakeAccount>> {
[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] 63 |     pub(crate) fn stakes(&self) -> RwLockReadGuard<'_, Stakes<StakeAccount>> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 26s
[INFO] running `Command { std: "docker" "inspect" "7227d09fd1495d4898f6963b950ac3fcccb6edaa94d7e6efc001a15f715293d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7227d09fd1495d4898f6963b950ac3fcccb6edaa94d7e6efc001a15f715293d1", kill_on_drop: false }`
[INFO] [stdout] 7227d09fd1495d4898f6963b950ac3fcccb6edaa94d7e6efc001a15f715293d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f66b37c9028c3bd82d2d6a1ab2aea1a97c37d021d76663451557f2fa789270a7
[INFO] running `Command { std: "docker" "start" "-a" "f66b37c9028c3bd82d2d6a1ab2aea1a97c37d021d76663451557f2fa789270a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling test-case-macros v2.2.2
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]  --> src/lib.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(RUSTC_WITH_SPECIALIZATION, feature(min_specialization))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]     --> src/accounts_db.rs:2231:17
[INFO] [stdout]      |
[INFO] [stdout] 2231 | #[cfg(all(test, RUSTC_WITH_SPECIALIZATION))]
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]   --> src/append_vec.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     serde::{Deserialize, Serialize},
[INFO] [stdout]    |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/bank.rs:325:7
[INFO] [stdout]     |
[INFO] [stdout] 325 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/bank.rs:328:7
[INFO] [stdout]     |
[INFO] [stdout] 328 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/bank.rs:925:7
[INFO] [stdout]     |
[INFO] [stdout] 925 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/bank.rs:937:7
[INFO] [stdout]     |
[INFO] [stdout] 937 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]  --> src/builtins.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/builtins.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/message_processor.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/serde_snapshot.rs:527:7
[INFO] [stdout]     |
[INFO] [stdout] 527 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/serde_snapshot/newer.rs:184:7
[INFO] [stdout]     |
[INFO] [stdout] 184 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/serde_snapshot/storage.rs:39:7
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]  --> src/serde_snapshot/utils.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[cfg(all(test, RUSTC_WITH_SPECIALIZATION))]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/serde_snapshot/utils.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |     #[cfg(all(test, RUSTC_WITH_SPECIALIZATION))]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/serde_snapshot/utils.rs:59:21
[INFO] [stdout]    |
[INFO] [stdout] 59 |     #[cfg(all(test, RUSTC_WITH_SPECIALIZATION))]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/serde_snapshot/utils.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |     #[cfg(all(test, RUSTC_WITH_SPECIALIZATION))]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]   --> src/snapshot_utils.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 | use std::sync::RwLock;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]  --> src/stake_account.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/stake_account.rs:123:7
[INFO] [stdout]     |
[INFO] [stdout] 123 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/accounts_background_service/stats.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/accounts_db.rs:7192:9
[INFO] [stdout]      |
[INFO] [stdout] 7192 |         mut stats: &mut crate::accounts_hash::HashStats,
[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/accounts_db.rs:7346:9
[INFO] [stdout]      |
[INFO] [stdout] 7346 |         mut stats: &mut crate::accounts_hash::HashStats,
[INFO] [stdout]      |         ----^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/accounts_db.rs:9156:17
[INFO] [stdout]      |
[INFO] [stdout] 9156 |             let mut info = storage_info_local
[INFO] [stdout]      |                 ----^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/accounts_hash.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let mut count_and_writer = self.count_and_writer.as_mut().unwrap();
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/accounts_hash.rs:1079:9
[INFO] [stdout]      |
[INFO] [stdout] 1079 |         mut stats: &mut HashStats,
[INFO] [stdout]      |         ----^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cache_hash_data.rs:324:13
[INFO] [stdout]     |
[INFO] [stdout] 324 |         let mut header = cache_file.get_header_mut();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next_append_vec_id`
[INFO] [stdout]     --> src/snapshot_utils.rs:1234:73
[INFO] [stdout]      |
[INFO] [stdout] 1234 |     let (unarchived_full_snapshot, mut unarchived_incremental_snapshot, next_append_vec_id) =
[INFO] [stdout]      |                                                                         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_next_append_vec_id`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next_append_vec_id`
[INFO] [stdout]     --> src/snapshot_utils.rs:1298:73
[INFO] [stdout]      |
[INFO] [stdout] 1298 |     let (unarchived_full_snapshot, mut unarchived_incremental_snapshot, next_append_vec_id) =
[INFO] [stdout]      |                                                                         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_next_append_vec_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Versioned` is never used
[INFO] [stdout]    --> src/accounts_db.rs:748:7
[INFO] [stdout]     |
[INFO] [stdout] 748 | trait Versioned {
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_accum` and `set_accum` are never used
[INFO] [stdout]     --> src/accounts_db.rs:2290:8
[INFO] [stdout]      |
[INFO] [stdout] 2279 | trait AppendVecScan: Send + Sync + Clone {
[INFO] [stdout]      |       ------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 2290 |     fn get_accum(&mut self) -> BinnedHashData;
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout] 2291 |     fn set_accum(&mut self, accum: BinnedHashData);
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StorableAccountsMovingSlots` is never constructed
[INFO] [stdout]   --> src/storable_accounts.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct StorableAccountsMovingSlots<'a, T: ReadableAccount + Sync> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/accounts_db.rs:796:37
[INFO] [stdout]     |
[INFO] [stdout] 796 |     fn check_and_get_loaded_account(&mut self) -> LoadedAccount {
[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] 796 |     fn check_and_get_loaded_account(&mut self) -> LoadedAccount<'_> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/accounts_db.rs:821:27
[INFO] [stdout]     |
[INFO] [stdout] 821 |     fn get_loaded_account(&mut self) -> Option<LoadedAccount> {
[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] 821 |     fn get_loaded_account(&mut self) -> Option<LoadedAccount<'_>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/accounts_db.rs:1135:32
[INFO] [stdout]      |
[INFO] [stdout] 1135 |     fn get_stored_account_meta(&self, offset: usize) -> Option<StoredAccountMeta> {
[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] 1135 |     fn get_stored_account_meta(&self, offset: usize) -> Option<StoredAccountMeta<'_>> {
[INFO] [stdout]      |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/accounts_db.rs:1158:25
[INFO] [stdout]      |
[INFO] [stdout] 1158 |     pub fn all_accounts(&self) -> Vec<StoredAccountMeta> {
[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] 1158 |     pub fn all_accounts(&self) -> Vec<StoredAccountMeta<'_>> {
[INFO] [stdout]      |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/accounts_db.rs:1284:13
[INFO] [stdout]      |
[INFO] [stdout] 1284 |     fn iter(&self) -> std::slice::Iter<(Instant, Arc<AccountStorageEntry>)> {
[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] 1284 |     fn iter(&self) -> std::slice::Iter<'_, (Instant, Arc<AccountStorageEntry>)> {
[INFO] [stdout]      |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/accounts_file.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn account_iter(&self) -> AccountsFileIter {
[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] 91 |     pub fn account_iter(&self) -> AccountsFileIter<'_> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/accounts_file.rs:96:21
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn accounts(&self, offset: usize) -> Vec<StoredAccountMeta> {
[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] 96 |     pub fn accounts(&self, offset: usize) -> Vec<StoredAccountMeta<'_>> {
[INFO] [stdout]    |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/accounts_index.rs:762:16
[INFO] [stdout]     |
[INFO] [stdout] 762 |     fn iter<R>(&self, range: Option<&R>, collect_all_unsorted: bool) -> AccountsIndexIterator<T>
[INFO] [stdout]     |                ^^^^^ the lifetime is elided here                        ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 762 |     fn iter<R>(&self, range: Option<&R>, collect_all_unsorted: bool) -> AccountsIndexIterator<'_, T>
[INFO] [stdout]     |                                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/accounts_index.rs:1575:27
[INFO] [stdout]      |
[INFO] [stdout] 1575 |     pub(crate) fn get_bin(&self, pubkey: &Pubkey) -> AccountMaps<T> {
[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] 1575 |     pub(crate) fn get_bin(&self, pubkey: &Pubkey) -> AccountMaps<'_, T> {
[INFO] [stdout]      |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/append_vec.rs:657:25
[INFO] [stdout]     |
[INFO] [stdout] 657 |     pub fn account_iter(&self) -> AppendVecAccountsIter {
[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] 657 |     pub fn account_iter(&self) -> AppendVecAccountsIter<'_> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/append_vec.rs:662:21
[INFO] [stdout]     |
[INFO] [stdout] 662 |     pub fn accounts(&self, mut offset: usize) -> Vec<StoredAccountMeta> {
[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] 662 |     pub fn accounts(&self, mut offset: usize) -> Vec<StoredAccountMeta<'_>> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bank.rs:2050:24
[INFO] [stdout]      |
[INFO] [stdout] 2050 |     pub fn freeze_lock(&self) -> RwLockReadGuard<Hash> {
[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] 2050 |     pub fn freeze_lock(&self) -> RwLockReadGuard<'_, Hash> {
[INFO] [stdout]      |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing
[INFO] [stdout]     --> src/bank.rs:2735:61
[INFO] [stdout]      |
[INFO] [stdout] 2735 |             let vote_state = match vote_account.vote_state().deref() {
[INFO] [stdout]      |                                                             ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `std::result::Result<VoteState, vote_account::Error>` does not implement `Deref`, so calling `deref` on `&std::result::Result<VoteState, vote_account::Error>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout] 2735 -             let vote_state = match vote_account.vote_state().deref() {
[INFO] [stdout] 2735 +             let vote_state = match vote_account.vote_state() {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bank.rs:3656:36
[INFO] [stdout]      |
[INFO] [stdout] 3656 |     pub fn prepare_batch_for_tests(&self, txs: Vec<Transaction>) -> TransactionBatch {
[INFO] [stdout]      |                                    ^^^^^                            ^^^^^^^^^^^^^^^^ the same lifetimes are 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] 3656 |     pub fn prepare_batch_for_tests(&self, txs: Vec<Transaction>) -> TransactionBatch<'_, '_> {
[INFO] [stdout]      |                                                                                     ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bank.rs:3671:32
[INFO] [stdout]      |
[INFO] [stdout] 3671 |     pub fn prepare_entry_batch(&self, txs: Vec<VersionedTransaction>) -> Result<TransactionBatch> {
[INFO] [stdout]      |                                ^^^^^ the lifetime is elided here                ^^^^^^^^^^^^^^^^ the same lifetimes are hidden 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] 3671 |     pub fn prepare_entry_batch(&self, txs: Vec<VersionedTransaction>) -> Result<TransactionBatch<'_, '_>> {
[INFO] [stdout]      |                                                                                                 ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bank.rs:7444:30
[INFO] [stdout]      |
[INFO] [stdout] 7444 |     pub fn read_cost_tracker(&self) -> LockResult<RwLockReadGuard<CostTracker>> {
[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] 7444 |     pub fn read_cost_tracker(&self) -> LockResult<RwLockReadGuard<'_, CostTracker>> {
[INFO] [stdout]      |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bank.rs:7448:31
[INFO] [stdout]      |
[INFO] [stdout] 7448 |     pub fn write_cost_tracker(&self) -> LockResult<RwLockWriteGuard<CostTracker>> {
[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] 7448 |     pub fn write_cost_tracker(&self) -> LockResult<RwLockWriteGuard<'_, CostTracker>> {
[INFO] [stdout]      |                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/blockhash_queue.rs:121:35
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn get_recent_blockhashes(&self) -> impl Iterator<Item = recent_blockhashes::IterItem> {
[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] 121 |     pub fn get_recent_blockhashes(&self) -> impl Iterator<Item = recent_blockhashes::IterItem<'_>> {
[INFO] [stdout]     |                                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/stakes.rs:46:39
[INFO] [stdout]    |
[INFO] [stdout] 46 | #[derive(Debug, Clone, PartialEq, Eq, ToPrimitive)]
[INFO] [stdout]    |                                       ^----------
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       `ToPrimitive` is not local
[INFO] [stdout]    |                                       move the `impl` block outside of this constant `_IMPL_NUM_ToPrimitive_FOR_InvalidCacheEntryReason`
[INFO] [stdout] 47 | pub enum InvalidCacheEntryReason {
[INFO] [stdout]    |          ----------------------- `InvalidCacheEntryReason` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `ToPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `ToPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `ToPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/stakes.rs:63:26
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub(crate) fn stakes(&self) -> RwLockReadGuard<Stakes<StakeAccount>> {
[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] 63 |     pub(crate) fn stakes(&self) -> RwLockReadGuard<'_, Stakes<StakeAccount>> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling test-case v2.2.2
[INFO] [stderr]    Compiling waffles-solana-runtime v1.16.0-alpha.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]  --> src/lib.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(RUSTC_WITH_SPECIALIZATION, feature(min_specialization))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]     --> src/accounts_db.rs:2231:17
[INFO] [stdout]      |
[INFO] [stdout] 2231 | #[cfg(all(test, RUSTC_WITH_SPECIALIZATION))]
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]     --> src/accounts_db.rs:9624:13
[INFO] [stdout]      |
[INFO] [stdout] 9624 |             /// global write version
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 9625 |             write_version_obsolete: 0,
[INFO] [stdout]      |             ------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]      |
[INFO] [stdout]      = help: use `//` for a plain comment
[INFO] [stdout]      = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]     --> src/accounts_db.rs:9626:13
[INFO] [stdout]      |
[INFO] [stdout] 9626 |             /// key for the account
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 9627 |             pubkey,
[INFO] [stdout]      |             ------ rustdoc does not generate documentation for expression fields
[INFO] [stdout]      |
[INFO] [stdout]      = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]     --> src/accounts_db.rs:9632:13
[INFO] [stdout]      |
[INFO] [stdout] 9632 |             /// account data
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 9633 |             account_meta: &account_meta,
[INFO] [stdout]      |             --------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]      |
[INFO] [stdout]      = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]     --> src/ancient_append_vecs.rs:1616:13
[INFO] [stdout]      |
[INFO] [stdout] 1616 |             /// global write version
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1617 |             write_version_obsolete: 0,
[INFO] [stdout]      |             ------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]      |
[INFO] [stdout]      = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]     --> src/ancient_append_vecs.rs:1618:13
[INFO] [stdout]      |
[INFO] [stdout] 1618 |             /// key for the account
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1619 |             pubkey,
[INFO] [stdout]      |             ------ rustdoc does not generate documentation for expression fields
[INFO] [stdout]      |
[INFO] [stdout]      = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]     --> src/ancient_append_vecs.rs:1624:13
[INFO] [stdout]      |
[INFO] [stdout] 1624 |             /// account data
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 1625 |             account_meta: &account_meta,
[INFO] [stdout]      |             --------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]      |
[INFO] [stdout]      = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]   --> src/append_vec.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     serde::{Deserialize, Serialize},
[INFO] [stdout]    |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/bank.rs:325:7
[INFO] [stdout]     |
[INFO] [stdout] 325 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/bank.rs:328:7
[INFO] [stdout]     |
[INFO] [stdout] 328 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/bank.rs:925:7
[INFO] [stdout]     |
[INFO] [stdout] 925 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/bank.rs:937:7
[INFO] [stdout]     |
[INFO] [stdout] 937 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]  --> src/builtins.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/builtins.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/epoch_stakes.rs:175:30
[INFO] [stdout]     |
[INFO] [stdout] 175 |                     .map(|v| (v.vote_account))
[INFO] [stdout]     |                              ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 175 -                     .map(|v| (v.vote_account))
[INFO] [stdout] 175 +                     .map(|v| v.vote_account )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/message_processor.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/serde_snapshot.rs:527:7
[INFO] [stdout]     |
[INFO] [stdout] 527 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/serde_snapshot/newer.rs:184:7
[INFO] [stdout]     |
[INFO] [stdout] 184 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/serde_snapshot/storage.rs:39:7
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/serde_snapshot/tests.rs:716:7
[INFO] [stdout]     |
[INFO] [stdout] 716 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]  --> src/serde_snapshot/utils.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[cfg(all(test, RUSTC_WITH_SPECIALIZATION))]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/serde_snapshot/utils.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |     #[cfg(all(test, RUSTC_WITH_SPECIALIZATION))]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/serde_snapshot/utils.rs:59:21
[INFO] [stdout]    |
[INFO] [stdout] 59 |     #[cfg(all(test, RUSTC_WITH_SPECIALIZATION))]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]   --> src/serde_snapshot/utils.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |     #[cfg(all(test, RUSTC_WITH_SPECIALIZATION))]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]   --> src/snapshot_utils.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 | use std::sync::RwLock;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]  --> src/stake_account.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_WITH_SPECIALIZATION`
[INFO] [stdout]    --> src/stake_account.rs:123:7
[INFO] [stdout]     |
[INFO] [stdout] 123 | #[cfg(RUSTC_WITH_SPECIALIZATION)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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(RUSTC_WITH_SPECIALIZATION)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_WITH_SPECIALIZATION)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/accounts_background_service/stats.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/accounts_db.rs:7192:9
[INFO] [stdout]      |
[INFO] [stdout] 7192 |         mut stats: &mut crate::accounts_hash::HashStats,
[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/accounts_db.rs:7346:9
[INFO] [stdout]      |
[INFO] [stdout] 7346 |         mut stats: &mut crate::accounts_hash::HashStats,
[INFO] [stdout]      |         ----^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/accounts_db.rs:9156:17
[INFO] [stdout]      |
[INFO] [stdout] 9156 |             let mut info = storage_info_local
[INFO] [stdout]      |                 ----^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/accounts_hash.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let mut count_and_writer = self.count_and_writer.as_mut().unwrap();
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/accounts_hash.rs:1079:9
[INFO] [stdout]      |
[INFO] [stdout] 1079 |         mut stats: &mut HashStats,
[INFO] [stdout]      |         ----^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cache_hash_data.rs:324:13
[INFO] [stdout]     |
[INFO] [stdout] 324 |         let mut header = cache_file.get_header_mut();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next_append_vec_id`
[INFO] [stdout]     --> src/snapshot_utils.rs:1234:73
[INFO] [stdout]      |
[INFO] [stdout] 1234 |     let (unarchived_full_snapshot, mut unarchived_incremental_snapshot, next_append_vec_id) =
[INFO] [stdout]      |                                                                         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_next_append_vec_id`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next_append_vec_id`
[INFO] [stdout]     --> src/snapshot_utils.rs:1298:73
[INFO] [stdout]      |
[INFO] [stdout] 1298 |     let (unarchived_full_snapshot, mut unarchived_incremental_snapshot, next_append_vec_id) =
[INFO] [stdout]      |                                                                         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_next_append_vec_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Versioned` is never used
[INFO] [stdout]    --> src/accounts_db.rs:748:7
[INFO] [stdout]     |
[INFO] [stdout] 748 | trait Versioned {
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_accum` and `set_accum` are never used
[INFO] [stdout]     --> src/accounts_db.rs:2290:8
[INFO] [stdout]      |
[INFO] [stdout] 2279 | trait AppendVecScan: Send + Sync + Clone {
[INFO] [stdout]      |       ------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 2290 |     fn get_accum(&mut self) -> BinnedHashData;
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout] 2291 |     fn set_accum(&mut self, accum: BinnedHashData);
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MockInstruction` is never used
[INFO] [stdout]    --> src/message_processor.rs:203:10
[INFO] [stdout]     |
[INFO] [stdout] 203 |     enum MockInstruction {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/accounts_db.rs:796:37
[INFO] [stdout]     |
[INFO] [stdout] 796 |     fn check_and_get_loaded_account(&mut self) -> LoadedAccount {
[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] 796 |     fn check_and_get_loaded_account(&mut self) -> LoadedAccount<'_> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/accounts_db.rs:821:27
[INFO] [stdout]     |
[INFO] [stdout] 821 |     fn get_loaded_account(&mut self) -> Option<LoadedAccount> {
[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] 821 |     fn get_loaded_account(&mut self) -> Option<LoadedAccount<'_>> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/accounts_db.rs:1135:32
[INFO] [stdout]      |
[INFO] [stdout] 1135 |     fn get_stored_account_meta(&self, offset: usize) -> Option<StoredAccountMeta> {
[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] 1135 |     fn get_stored_account_meta(&self, offset: usize) -> Option<StoredAccountMeta<'_>> {
[INFO] [stdout]      |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/accounts_db.rs:1158:25
[INFO] [stdout]      |
[INFO] [stdout] 1158 |     pub fn all_accounts(&self) -> Vec<StoredAccountMeta> {
[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] 1158 |     pub fn all_accounts(&self) -> Vec<StoredAccountMeta<'_>> {
[INFO] [stdout]      |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/accounts_db.rs:1284:13
[INFO] [stdout]      |
[INFO] [stdout] 1284 |     fn iter(&self) -> std::slice::Iter<(Instant, Arc<AccountStorageEntry>)> {
[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] 1284 |     fn iter(&self) -> std::slice::Iter<'_, (Instant, Arc<AccountStorageEntry>)> {
[INFO] [stdout]      |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/accounts_db.rs:9946:32
[INFO] [stdout]      |
[INFO] [stdout] 9946 |     fn get_storage_refs(input: &[Arc<AccountStorageEntry>]) -> SortedStorages {
[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] 9946 |     fn get_storage_refs(input: &[Arc<AccountStorageEntry>]) -> SortedStorages<'_> {
[INFO] [stdout]      |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/accounts_file.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn account_iter(&self) -> AccountsFileIter {
[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] 91 |     pub fn account_iter(&self) -> AccountsFileIter<'_> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/accounts_file.rs:96:21
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn accounts(&self, offset: usize) -> Vec<StoredAccountMeta> {
[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] 96 |     pub fn accounts(&self, offset: usize) -> Vec<StoredAccountMeta<'_>> {
[INFO] [stdout]    |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/accounts_index.rs:762:16
[INFO] [stdout]     |
[INFO] [stdout] 762 |     fn iter<R>(&self, range: Option<&R>, collect_all_unsorted: bool) -> AccountsIndexIterator<T>
[INFO] [stdout]     |                ^^^^^ the lifetime is elided here                        ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 762 |     fn iter<R>(&self, range: Option<&R>, collect_all_unsorted: bool) -> AccountsIndexIterator<'_, T>
[INFO] [stdout]     |                                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/accounts_index.rs:1575:27
[INFO] [stdout]      |
[INFO] [stdout] 1575 |     pub(crate) fn get_bin(&self, pubkey: &Pubkey) -> AccountMaps<T> {
[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] 1575 |     pub(crate) fn get_bin(&self, pubkey: &Pubkey) -> AccountMaps<'_, T> {
[INFO] [stdout]      |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/append_vec.rs:657:25
[INFO] [stdout]     |
[INFO] [stdout] 657 |     pub fn account_iter(&self) -> AppendVecAccountsIter {
[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] 657 |     pub fn account_iter(&self) -> AppendVecAccountsIter<'_> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/append_vec.rs:662:21
[INFO] [stdout]     |
[INFO] [stdout] 662 |     pub fn accounts(&self, mut offset: usize) -> Vec<StoredAccountMeta> {
[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] 662 |     pub fn accounts(&self, mut offset: usize) -> Vec<StoredAccountMeta<'_>> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: assigning to `&T` is undefined behavior, consider using an `UnsafeCell`
[INFO] [stdout]    --> src/append_vec.rs:788:17
[INFO] [stdout]     |
[INFO] [stdout] 788 |                 *(&self.meta.data_len as *const u64 as *mut u64) = new_data_len;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout]     = note: `#[warn(invalid_reference_casting)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/append_vec.rs:795:48
[INFO] [stdout]     |
[INFO] [stdout] 795 |             let executable_byte: u8 = unsafe { std::mem::transmute::<bool, u8>(executable_bool) };
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]     |
[INFO] [stdout] 795 -             let executable_byte: u8 = unsafe { std::mem::transmute::<bool, u8>(executable_bool) };
[INFO] [stdout] 795 +             let executable_byte: u8 = unsafe { u8::from(executable_bool) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: assigning to `&T` is undefined behavior, consider using an `UnsafeCell`
[INFO] [stdout]    --> src/append_vec.rs:803:17
[INFO] [stdout]     |
[INFO] [stdout] 803 |                 *(&self.account_meta.executable as *const bool as *mut u8) = new_executable_byte;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bank.rs:2050:24
[INFO] [stdout]      |
[INFO] [stdout] 2050 |     pub fn freeze_lock(&self) -> RwLockReadGuard<Hash> {
[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] 2050 |     pub fn freeze_lock(&self) -> RwLockReadGuard<'_, Hash> {
[INFO] [stdout]      |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing
[INFO] [stdout]     --> src/bank.rs:2735:61
[INFO] [stdout]      |
[INFO] [stdout] 2735 |             let vote_state = match vote_account.vote_state().deref() {
[INFO] [stdout]      |                                                             ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `std::result::Result<solana_vote_program::vote_state::VoteState, vote_account::Error>` does not implement `Deref`, so calling `deref` on `&std::result::Result<solana_vote_program::vote_state::VoteState, vote_account::Error>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout] 2735 -             let vote_state = match vote_account.vote_state().deref() {
[INFO] [stdout] 2735 +             let vote_state = match vote_account.vote_state() {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bank.rs:3656:36
[INFO] [stdout]      |
[INFO] [stdout] 3656 |     pub fn prepare_batch_for_tests(&self, txs: Vec<Transaction>) -> TransactionBatch {
[INFO] [stdout]      |                                    ^^^^^                            ^^^^^^^^^^^^^^^^ the same lifetimes are 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] 3656 |     pub fn prepare_batch_for_tests(&self, txs: Vec<Transaction>) -> TransactionBatch<'_, '_> {
[INFO] [stdout]      |                                                                                     ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bank.rs:3671:32
[INFO] [stdout]      |
[INFO] [stdout] 3671 |     pub fn prepare_entry_batch(&self, txs: Vec<VersionedTransaction>) -> Result<TransactionBatch> {
[INFO] [stdout]      |                                ^^^^^ the lifetime is elided here                ^^^^^^^^^^^^^^^^ the same lifetimes are hidden 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] 3671 |     pub fn prepare_entry_batch(&self, txs: Vec<VersionedTransaction>) -> Result<TransactionBatch<'_, '_>> {
[INFO] [stdout]      |                                                                                                 ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bank.rs:7444:30
[INFO] [stdout]      |
[INFO] [stdout] 7444 |     pub fn read_cost_tracker(&self) -> LockResult<RwLockReadGuard<CostTracker>> {
[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] 7444 |     pub fn read_cost_tracker(&self) -> LockResult<RwLockReadGuard<'_, CostTracker>> {
[INFO] [stdout]      |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/bank.rs:7448:31
[INFO] [stdout]      |
[INFO] [stdout] 7448 |     pub fn write_cost_tracker(&self) -> LockResult<RwLockWriteGuard<CostTracker>> {
[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] 7448 |     pub fn write_cost_tracker(&self) -> LockResult<RwLockWriteGuard<'_, CostTracker>> {
[INFO] [stdout]      |                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/bank/tests.rs:397:5
[INFO] [stdout]     |
[INFO] [stdout] 396 | fn test_bank_update_epoch_stakes() {
[INFO] [stdout]     | ---------------------------------- move the `impl` block outside of this function `test_bank_update_epoch_stakes`
[INFO] [stdout] 397 |     impl Bank {
[INFO] [stdout]     |     ^^^^^----
[INFO] [stdout]     |          |
[INFO] [stdout]     |          `Bank` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/blockhash_queue.rs:121:35
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn get_recent_blockhashes(&self) -> impl Iterator<Item = recent_blockhashes::IterItem> {
[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] 121 |     pub fn get_recent_blockhashes(&self) -> impl Iterator<Item = recent_blockhashes::IterItem<'_>> {
[INFO] [stdout]     |                                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/stakes.rs:46:39
[INFO] [stdout]    |
[INFO] [stdout] 46 | #[derive(Debug, Clone, PartialEq, Eq, ToPrimitive)]
[INFO] [stdout]    |                                       ^----------
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       `ToPrimitive` is not local
[INFO] [stdout]    |                                       move the `impl` block outside of this constant `_IMPL_NUM_ToPrimitive_FOR_InvalidCacheEntryReason`
[INFO] [stdout] 47 | pub enum InvalidCacheEntryReason {
[INFO] [stdout]    |          ----------------------- `InvalidCacheEntryReason` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `ToPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `ToPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `ToPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/stakes.rs:63:26
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub(crate) fn stakes(&self) -> RwLockReadGuard<Stakes<StakeAccount>> {
[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] 63 |     pub(crate) fn stakes(&self) -> RwLockReadGuard<'_, Stakes<StakeAccount>> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/stakes.rs:894:9
[INFO] [stdout]     |
[INFO] [stdout] 892 |     fn test_vote_balance_and_staked_normal() {
[INFO] [stdout]     |     ---------------------------------------- move the `impl` block outside of this function `test_vote_balance_and_staked_normal`
[INFO] [stdout] 893 |         let stakes_cache = StakesCache::default();
[INFO] [stdout] 894 |         impl Stakes<StakeAccount> {
[INFO] [stdout]     |         ^^^^^------^------------^
[INFO] [stdout]     |              |      |
[INFO] [stdout]     |              |      `StakeAccount` is not local
[INFO] [stdout]     |              `Stakes` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `waffles-solana-runtime` (lib test); 66 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name solana_runtime --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=cf921964a3d7787e -C extra-filename=-670cc72124fe9359 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayref=/opt/rustwide/target/debug/deps/libarrayref-31df403dfa5725c1.rlib --extern assert_matches=/opt/rustwide/target/debug/deps/libassert_matches-8fbd89c376618e80.rlib --extern bincode=/opt/rustwide/target/debug/deps/libbincode-afc205ffacf3a049.rlib --extern blake3=/opt/rustwide/target/debug/deps/libblake3-37115d8267d00c77.rlib --extern bv=/opt/rustwide/target/debug/deps/libbv-9bbb794cc37abb10.rlib --extern bytemuck=/opt/rustwide/target/debug/deps/libbytemuck-d59e9e1bed2ce7c9.rlib --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-13245156f2fe10ce.rlib --extern bzip2=/opt/rustwide/target/debug/deps/libbzip2-dc104698775c4c07.rlib --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-b65bac408cf89796.rlib --extern dashmap=/opt/rustwide/target/debug/deps/libdashmap-3904faab8a093adc.rlib --extern dir_diff=/opt/rustwide/target/debug/deps/libdir_diff-533fd364762948ea.rlib --extern ed25519_dalek=/opt/rustwide/target/debug/deps/libed25519_dalek-27c3c54f2b414ec2.rlib --extern flate2=/opt/rustwide/target/debug/deps/libflate2-d785ca8bb1649cf9.rlib --extern fnv=/opt/rustwide/target/debug/deps/libfnv-bf8b415be0978c3b.rlib --extern im=/opt/rustwide/target/debug/deps/libim-5cba3c195b1b9d01.rlib --extern index_list=/opt/rustwide/target/debug/deps/libindex_list-0ac80f86b1be68c5.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-de4971e127ca0664.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-58edaf41543212f3.rlib --extern libsecp256k1=/opt/rustwide/target/debug/deps/liblibsecp256k1-d05b3e4cbf530e1a.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-5081bf809293ba62.rlib --extern lru=/opt/rustwide/target/debug/deps/liblru-2bc6b0c048417fd1.rlib --extern lz4=/opt/rustwide/target/debug/deps/liblz4-c885c1398db76475.rlib --extern memmap2=/opt/rustwide/target/debug/deps/libmemmap2-a9b7337c4bcb3479.rlib --extern memoffset=/opt/rustwide/target/debug/deps/libmemoffset-eec2256525fe40b5.rlib --extern num_derive=/opt/rustwide/target/debug/deps/libnum_derive-6b17d6e742fefd69.so --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-13e0c6dd117d8ba0.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-4206289a544b94c3.rlib --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-0ac012fec71d6948.rlib --extern ouroboros=/opt/rustwide/target/debug/deps/libouroboros-c01dbc23e3aeac23.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-c97578a2a5a1c278.rlib --extern rand_chacha=/opt/rustwide/target/debug/deps/librand_chacha-816340297cf88be9.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-3039ae4bf11375e9.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-a279e699a3ce463f.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-c61ec32ee61d9ce1.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-7eeb9343d83ee9f2.so --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-95336585f0b7f57d.rlib --extern strum=/opt/rustwide/target/debug/deps/libstrum-554d383c3caac87f.rlib --extern strum_macros=/opt/rustwide/target/debug/deps/libstrum_macros-93005f35b3f7e9d0.so --extern symlink=/opt/rustwide/target/debug/deps/libsymlink-ec82169b86f17b3c.rlib --extern tar=/opt/rustwide/target/debug/deps/libtar-4de1c02ef92ca056.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-692f8e709c66a0f2.rlib --extern test_case=/opt/rustwide/target/debug/deps/libtest_case-ebaf6584f287d61c.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-0f195fa9f870f853.rlib --extern solana_address_lookup_table_program=/opt/rustwide/target/debug/deps/libsolana_address_lookup_table_program-f9b57cddd220e803.rlib --extern solana_bpf_loader_program=/opt/rustwide/target/debug/deps/libsolana_bpf_loader_program-a26a1ce528390569.rlib --extern solana_bucket_map=/opt/rustwide/target/debug/deps/libsolana_bucket_map-0717be4be4299ad0.rlib --extern solana_compute_budget_program=/opt/rustwide/target/debug/deps/libsolana_compute_budget_program-26619a2399ebf9d6.rlib --extern solana_config_program=/opt/rustwide/target/debug/deps/libsolana_config_program-c5744c6eb5ef67cf.rlib --extern solana_frozen_abi=/opt/rustwide/target/debug/deps/libwaffles_solana_frozen_abi-c3cd49801c09e7d3.rlib --extern solana_frozen_abi_macro=/opt/rustwide/target/debug/deps/libwaffles_solana_frozen_abi_macro-2fda9590400f9767.so --extern solana_logger=/opt/rustwide/target/debug/deps/libsolana_logger-265c9ef1d5e30597.rlib --extern solana_measure=/opt/rustwide/target/debug/deps/libwaffles_solana_measure-bd8c5e8cbf4c964b.rlib --extern solana_metrics=/opt/rustwide/target/debug/deps/libsolana_metrics-78ce95e10925168b.rlib --extern solana_perf=/opt/rustwide/target/debug/deps/libsolana_perf-ed1614d8820a4c34.rlib --extern solana_program_runtime=/opt/rustwide/target/debug/deps/libsolana_program_runtime-c5611bcab22e318e.rlib --extern solana_rayon_threadlimit=/opt/rustwide/target/debug/deps/libwaffles_solana_rayon_threadlimit-eacf4604d1de18d5.rlib --extern solana_sdk=/opt/rustwide/target/debug/deps/libwaffles_solana_sdk-74b2086ea52595f6.rlib --extern solana_stake_program=/opt/rustwide/target/debug/deps/libsolana_stake_program-58dbac3baad4173c.rlib --extern solana_vote_program=/opt/rustwide/target/debug/deps/libsolana_vote_program-ae16ce5989c6fa67.rlib --extern solana_zk_token_proof_program=/opt/rustwide/target/debug/deps/libwaffles_solana_zk_token_proof_program-c18aab2124e707f0.rlib --extern solana_zk_token_sdk=/opt/rustwide/target/debug/deps/libwaffles_solana_zk_token_sdk-216b426f73e047dc.rlib --extern zstd=/opt/rustwide/target/debug/deps/libzstd-616f0146a30cc5fa.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/blake3-e0aa0cbf407aaba0/out -L native=/opt/rustwide/target/debug/build/blake3-e0aa0cbf407aaba0/out -L native=/opt/rustwide/target/debug/build/bzip2-sys-e6e35d5cf4e17272/out/lib -L native=/opt/rustwide/target/debug/build/lz4-sys-98a191daf1b008b4/out -L native=/opt/rustwide/target/debug/build/ring-cdab9ccc2f76301e/out -L native=/opt/rustwide/target/debug/build/zstd-sys-1d21c971f4b5243c/out --cfg RUSTC_WITHOUT_SPECIALIZATION` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "f66b37c9028c3bd82d2d6a1ab2aea1a97c37d021d76663451557f2fa789270a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f66b37c9028c3bd82d2d6a1ab2aea1a97c37d021d76663451557f2fa789270a7", kill_on_drop: false }`
[INFO] [stdout] f66b37c9028c3bd82d2d6a1ab2aea1a97c37d021d76663451557f2fa789270a7
