[INFO] cloning repository https://github.com/spwilson2/fdt-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spwilson2/fdt-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspwilson2%2Ffdt-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspwilson2%2Ffdt-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8a2bdefd8e7c9c6b61ae61cd3f7427747eadc1d
[INFO] testing spwilson2/fdt-rs against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspwilson2%2Ffdt-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/spwilson2/fdt-rs
[INFO] finished tweaking git repo https://github.com/spwilson2/fdt-rs
[INFO] tweaked toml for git repo https://github.com/spwilson2/fdt-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/spwilson2/fdt-rs on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/spwilson2/fdt-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e62394ecfb1edc03d560a98629d623e3643dd7b03c2f9d057ae52ff2371987cc
[INFO] running `Command { std: "docker" "start" "-a" "e62394ecfb1edc03d560a98629d623e3643dd7b03c2f9d057ae52ff2371987cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e62394ecfb1edc03d560a98629d623e3643dd7b03c2f9d057ae52ff2371987cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e62394ecfb1edc03d560a98629d623e3643dd7b03c2f9d057ae52ff2371987cc", kill_on_drop: false }`
[INFO] [stdout] e62394ecfb1edc03d560a98629d623e3643dd7b03c2f9d057ae52ff2371987cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6439728bf4994ce339bc3cb6b7e480b0bf25be80aa1a57e4c06d7d68d9702e87
[INFO] running `Command { std: "docker" "start" "-a" "6439728bf4994ce339bc3cb6b7e480b0bf25be80aa1a57e4c06d7d68d9702e87", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling endian-type-rs v0.1.4
[INFO] [stderr]    Compiling unsafe_unwrap v0.1.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling fdt-rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_IS_NIGHTLY`
[INFO] [stdout]   --> src/lib.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![cfg_attr(RUSTC_IS_NIGHTLY, feature(external_doc))]
[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_IS_NIGHTLY)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_IS_NIGHTLY)");` 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: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/base/prop.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     #[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, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `unsafe_read_be_u64` is never used
[INFO] [stdout]   --> src/priv_util.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) trait SliceRead<'a> {
[INFO] [stdout]    |                  --------- method in this trait
[INFO] [stdout] 13 |     unsafe fn unsafe_read_be_u32(&self, pos: usize) -> SliceReadResult<u32>;
[INFO] [stdout] 14 |     unsafe fn unsafe_read_be_u64(&self, pos: usize) -> SliceReadResult<u64>;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/base/tree.rs:168:29
[INFO] [stdout]     |
[INFO] [stdout] 168 |     pub fn reserved_entries(&self) -> DevTreeReserveEntryIter {
[INFO] [stdout]     |                             ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                             |         |
[INFO] [stdout]     |                             |         the same lifetime is hidden here
[INFO] [stdout]     |                             |         the same lifetime is hidden here
[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] 168 |     pub fn reserved_entries(&self) -> DevTreeReserveEntryIter<'_> {
[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/spec.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(FromPrimitive)]
[INFO] [stdout]    |          ^------------
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `FromPrimitive` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_FdtTok`
[INFO] [stdout] 15 | pub enum FdtTok {
[INFO] [stdout]    |          ------ `FdtTok` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `FromPrimitive` 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 `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.60s
[INFO] running `Command { std: "docker" "inspect" "6439728bf4994ce339bc3cb6b7e480b0bf25be80aa1a57e4c06d7d68d9702e87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6439728bf4994ce339bc3cb6b7e480b0bf25be80aa1a57e4c06d7d68d9702e87", kill_on_drop: false }`
[INFO] [stdout] 6439728bf4994ce339bc3cb6b7e480b0bf25be80aa1a57e4c06d7d68d9702e87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b197238f5bbd2db46f0ac383bb35753e4b7034e4c76d3b184ec471c889093704
[INFO] running `Command { std: "docker" "start" "-a" "b197238f5bbd2db46f0ac383bb35753e4b7034e4c76d3b184ec471c889093704", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_IS_NIGHTLY`
[INFO] [stdout]   --> src/lib.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![cfg_attr(RUSTC_IS_NIGHTLY, feature(external_doc))]
[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_IS_NIGHTLY)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_IS_NIGHTLY)");` 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: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/base/prop.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     #[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, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `unsafe_read_be_u64` is never used
[INFO] [stdout]   --> src/priv_util.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) trait SliceRead<'a> {
[INFO] [stdout]    |                  --------- method in this trait
[INFO] [stdout] 13 |     unsafe fn unsafe_read_be_u32(&self, pos: usize) -> SliceReadResult<u32>;
[INFO] [stdout] 14 |     unsafe fn unsafe_read_be_u64(&self, pos: usize) -> SliceReadResult<u64>;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/base/tree.rs:168:29
[INFO] [stdout]     |
[INFO] [stdout] 168 |     pub fn reserved_entries(&self) -> DevTreeReserveEntryIter {
[INFO] [stdout]     |                             ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                             |         |
[INFO] [stdout]     |                             |         the same lifetime is hidden here
[INFO] [stdout]     |                             |         the same lifetime is hidden here
[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] 168 |     pub fn reserved_entries(&self) -> DevTreeReserveEntryIter<'_> {
[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/spec.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(FromPrimitive)]
[INFO] [stdout]    |          ^------------
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `FromPrimitive` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_FdtTok`
[INFO] [stdout] 15 | pub enum FdtTok {
[INFO] [stdout]    |          ------ `FdtTok` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `FromPrimitive` 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 `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling fdt-rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `RUSTC_IS_NIGHTLY`
[INFO] [stdout]   --> src/lib.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![cfg_attr(RUSTC_IS_NIGHTLY, feature(external_doc))]
[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_IS_NIGHTLY)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_IS_NIGHTLY)");` 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: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/base/prop.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     #[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, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `unsafe_read_be_u64` is never used
[INFO] [stdout]   --> src/priv_util.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) trait SliceRead<'a> {
[INFO] [stdout]    |                  --------- method in this trait
[INFO] [stdout] 13 |     unsafe fn unsafe_read_be_u32(&self, pos: usize) -> SliceReadResult<u32>;
[INFO] [stdout] 14 |     unsafe fn unsafe_read_be_u64(&self, pos: usize) -> SliceReadResult<u64>;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/base/tree.rs:168:29
[INFO] [stdout]     |
[INFO] [stdout] 168 |     pub fn reserved_entries(&self) -> DevTreeReserveEntryIter {
[INFO] [stdout]     |                             ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                             |         |
[INFO] [stdout]     |                             |         the same lifetime is hidden here
[INFO] [stdout]     |                             |         the same lifetime is hidden here
[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] 168 |     pub fn reserved_entries(&self) -> DevTreeReserveEntryIter<'_> {
[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/spec.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(FromPrimitive)]
[INFO] [stdout]    |          ^------------
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `FromPrimitive` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_FdtTok`
[INFO] [stdout] 15 | pub enum FdtTok {
[INFO] [stdout]    |          ------ `FdtTok` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `FromPrimitive` 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 `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 18.18s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "b197238f5bbd2db46f0ac383bb35753e4b7034e4c76d3b184ec471c889093704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b197238f5bbd2db46f0ac383bb35753e4b7034e4c76d3b184ec471c889093704", kill_on_drop: false }`
[INFO] [stdout] b197238f5bbd2db46f0ac383bb35753e4b7034e4c76d3b184ec471c889093704
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 47c516e04ca3e849d0a36a1c6aeae592ce2aefb7c9d394c7d718dcce0cb9643e
[INFO] running `Command { std: "docker" "start" "-a" "47c516e04ca3e849d0a36a1c6aeae592ce2aefb7c9d394c7d718dcce0cb9643e", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `RUSTC_IS_NIGHTLY`
[INFO] [stderr]   --> src/lib.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 | #![cfg_attr(RUSTC_IS_NIGHTLY, feature(external_doc))]
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(RUSTC_IS_NIGHTLY)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(RUSTC_IS_NIGHTLY)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]   --> src/base/prop.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     #[must_use]
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `unsafe_read_be_u64` is never used
[INFO] [stderr]   --> src/priv_util.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub(crate) trait SliceRead<'a> {
[INFO] [stderr]    |                  --------- method in this trait
[INFO] [stderr] 13 |     unsafe fn unsafe_read_be_u32(&self, pos: usize) -> SliceReadResult<u32>;
[INFO] [stderr] 14 |     unsafe fn unsafe_read_be_u64(&self, pos: usize) -> SliceReadResult<u64>;
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/base/tree.rs:168:29
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 168 |     pub fn reserved_entries(&self) -> DevTreeReserveEntryIter {
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |                             ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]     |                             |         |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |                             |         the same lifetime is hidden here
[INFO] [stdout] 
[INFO] [stderr]     |                             |         the same lifetime is hidden here
[INFO] [stdout] 
[INFO] [stderr]     |                             the lifetime is elided here
[INFO] [stdout] running 13 tests
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stdout] test index_tests::create_sized_index ... ok
[INFO] [stderr] 168 |     pub fn reserved_entries(&self) -> DevTreeReserveEntryIter<'_> {
[INFO] [stdout] test find_all_compatible ... ok
[INFO] [stderr]     |                                                              ++++
[INFO] [stdout] test index_tests::expect_create_index_layout_fails_with_invalid_layout ... ok
[INFO] [stderr] 
[INFO] [stdout] test index_tests::root_prop_iteration ... ok
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout] test index_tests::test_prop_iteration_ ... ok
[INFO] [stderr]   --> src/spec.rs:14:10
[INFO] [stdout] test index_tests::create_index ... ok
[INFO] [stderr]    |
[INFO] [stdout] test index_tests::dfs_iteration ... ok
[INFO] [stderr] 14 | #[derive(FromPrimitive)]
[INFO] [stdout] test next_compatible_finds_initial_node ... ok
[INFO] [stderr]    |          ^------------
[INFO] [stdout] test node_prop_iter ... ok
[INFO] [stderr]    |          |
[INFO] [stdout] test reserved_entries_iter ... ok
[INFO] [stderr]    |          `FromPrimitive` is not local
[INFO] [stdout] test nodes_iter ... ok
[INFO] [stderr]    |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_FdtTok`
[INFO] [stdout] test test_readsize_advice ... ok
[INFO] [stderr] 15 | pub enum FdtTok {
[INFO] [stdout] test next_compatible_finds_final_node ... ok
[INFO] [stderr]    |          ------ `FdtTok` is not local
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stderr]    = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout] 
[INFO] [stderr]    = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stderr]    = 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] [stderr]    = 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] [stderr]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stderr]    = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `fdt-rs` (lib) generated 5 warnings (run `cargo fix --lib -p fdt-rs` to apply 2 suggestions)
[INFO] [stderr] warning: `fdt-rs` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fdt_rs-9bf5e44c03710cd4)
[INFO] [stderr]      Running tests/parsing_test.rs (/opt/rustwide/target/debug/deps/parsing_test-78f18ca60f6e8732)
[INFO] [stderr]    Doc-tests fdt_rs
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/base/mod.rs - base (line 14) ... FAILED
[INFO] [stdout] test src/common/prop.rs - common::prop::PropReader::get_strlist (line 132) ... FAILED
[INFO] [stdout] test src/base/mod.rs - base (line 31) ... FAILED
[INFO] [stdout] test src/base/mod.rs - base (line 50) ... FAILED
[INFO] [stdout] test src/index/mod.rs - index (line 28) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/base/mod.rs - base (line 14) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `fdt_rs::doctest`
[INFO] [stdout]   --> src/base/mod.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout]  5 | use fdt_rs::doctest::FDT;
[INFO] [stdout]    |             ^^^^^^^ could not find `doctest` in `fdt_rs`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[cfg(any(feature = "doctest", doc))]
[INFO] [stdout]    |          -------------------------- the item is gated here
[INFO] [stdout] 53 | #[doc(hidden)]
[INFO] [stdout] 54 | pub mod doctest {
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/common/prop.rs - common::prop::PropReader::get_strlist (line 132) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `fdt_rs::doctest`
[INFO] [stdout]  --> src/common/prop.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use fdt_rs::doctest::*;
[INFO] [stdout]   |             ^^^^^^^ could not find `doctest` in `fdt_rs`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] ---- src/base/mod.rs - base (line 31) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `fdt_rs::doctest`
[INFO] [stdout]  --> src/base/mod.rs:33:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use fdt_rs::doctest::*;
[INFO] [stdout]   |             ^^^^^^^ could not find `doctest` in `fdt_rs`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/base/mod.rs - base (line 50) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `fdt_rs::doctest`
[INFO] [stdout]  --> src/base/mod.rs:52:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use fdt_rs::doctest::*;
[INFO] [stdout]   |             ^^^^^^^ could not find `doctest` in `fdt_rs`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/index/mod.rs - index (line 28) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `fdt_rs::doctest`
[INFO] [stdout]   --> src/index/mod.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout]  5 | use fdt_rs::doctest::FDT;
[INFO] [stdout]    |             ^^^^^^^ could not find `doctest` in `fdt_rs`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[cfg(any(feature = "doctest", doc))]
[INFO] [stdout]    |          -------------------------- the item is gated here
[INFO] [stdout] 53 | #[doc(hidden)]
[INFO] [stdout] 54 | pub mod doctest {
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/base/mod.rs - base (line 14)
[INFO] [stdout]     src/base/mod.rs - base (line 31)
[INFO] [stdout]     src/base/mod.rs - base (line 50)
[INFO] [stdout]     src/common/prop.rs - common::prop::PropReader::get_strlist (line 132)
[INFO] [stdout]     src/index/mod.rs - index (line 28)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "47c516e04ca3e849d0a36a1c6aeae592ce2aefb7c9d394c7d718dcce0cb9643e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47c516e04ca3e849d0a36a1c6aeae592ce2aefb7c9d394c7d718dcce0cb9643e", kill_on_drop: false }`
[INFO] [stdout] 47c516e04ca3e849d0a36a1c6aeae592ce2aefb7c9d394c7d718dcce0cb9643e
