[INFO] fetching crate spinel 0.1.0...
[INFO] testing spinel-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate spinel 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate spinel 0.1.0
[INFO] finished tweaking crates.io crate spinel 0.1.0
[INFO] tweaked toml for crates.io crate spinel 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spinel 0.1.0 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 24 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2583b03856830ff565577530a96e07cd24c4fef308923c432b7625fe394fa0ad
[INFO] running `Command { std: "docker" "start" "-a" "2583b03856830ff565577530a96e07cd24c4fef308923c432b7625fe394fa0ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2583b03856830ff565577530a96e07cd24c4fef308923c432b7625fe394fa0ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2583b03856830ff565577530a96e07cd24c4fef308923c432b7625fe394fa0ad", kill_on_drop: false }`
[INFO] [stdout] 2583b03856830ff565577530a96e07cd24c4fef308923c432b7625fe394fa0ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 538c1763a49819d78198c9bef038677bd4633ccb8a0547ca053f1678e5ab30b9
[INFO] running `Command { std: "docker" "start" "-a" "538c1763a49819d78198c9bef038677bd4633ccb8a0547ca053f1678e5ab30b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling spinel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `thiserror`
[INFO] [stdout]  --> src/error.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[cfg_attr(feature = "thiserror", derive(thiserror::Error))]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]  --> src/error.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 |     #[cfg_attr(feature = "thiserror", error("Invalid header: {0}"))]
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]  --> src/error.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     #[cfg_attr(feature = "thiserror", error("Incorrect HDLC checksum: {0}"))]
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]  --> src/error.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |     #[cfg_attr(feature = "thiserror", error("Incorrect starting delimiter: {0}"))]
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]   --> src/error.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     #[cfg_attr(feature = "thiserror", error("Incorrect ending delimiter: {0}"))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]   --> src/error.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 |     #[cfg_attr(feature = "thiserror", error("Unknown command: {0}"))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]   --> src/error.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     #[cfg_attr(feature = "thiserror", error("Unknown property: {0}"))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]   --> src/error.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         feature = "thiserror",
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]   --> src/error.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     #[cfg_attr(feature = "thiserror", error("Incorrect packet length: {0}"))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.06s
[INFO] running `Command { std: "docker" "inspect" "538c1763a49819d78198c9bef038677bd4633ccb8a0547ca053f1678e5ab30b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "538c1763a49819d78198c9bef038677bd4633ccb8a0547ca053f1678e5ab30b9", kill_on_drop: false }`
[INFO] [stdout] 538c1763a49819d78198c9bef038677bd4633ccb8a0547ca053f1678e5ab30b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f826bb4d2b48b54a6394b4e98755c60e06f06829d8a636ef7d52007b15f93ab2
[INFO] running `Command { std: "docker" "start" "-a" "f826bb4d2b48b54a6394b4e98755c60e06f06829d8a636ef7d52007b15f93ab2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stdout] warning: unexpected `cfg` condition value: `thiserror`
[INFO] [stdout]  --> src/error.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[cfg_attr(feature = "thiserror", derive(thiserror::Error))]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]  --> src/error.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 |     #[cfg_attr(feature = "thiserror", error("Invalid header: {0}"))]
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]  --> src/error.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     #[cfg_attr(feature = "thiserror", error("Incorrect HDLC checksum: {0}"))]
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]  --> src/error.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |     #[cfg_attr(feature = "thiserror", error("Incorrect starting delimiter: {0}"))]
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]   --> src/error.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     #[cfg_attr(feature = "thiserror", error("Incorrect ending delimiter: {0}"))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]   --> src/error.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 |     #[cfg_attr(feature = "thiserror", error("Unknown command: {0}"))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]   --> src/error.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     #[cfg_attr(feature = "thiserror", error("Unknown property: {0}"))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]   --> src/error.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         feature = "thiserror",
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]   --> src/error.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     #[cfg_attr(feature = "thiserror", error("Incorrect packet length: {0}"))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling spinel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `thiserror`
[INFO] [stdout]  --> src/error.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[cfg_attr(feature = "thiserror", derive(thiserror::Error))]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]  --> src/error.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 |     #[cfg_attr(feature = "thiserror", error("Invalid header: {0}"))]
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]  --> src/error.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     #[cfg_attr(feature = "thiserror", error("Incorrect HDLC checksum: {0}"))]
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]  --> src/error.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |     #[cfg_attr(feature = "thiserror", error("Incorrect starting delimiter: {0}"))]
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]   --> src/error.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     #[cfg_attr(feature = "thiserror", error("Incorrect ending delimiter: {0}"))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]   --> src/error.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 |     #[cfg_attr(feature = "thiserror", error("Unknown command: {0}"))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]   --> src/error.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     #[cfg_attr(feature = "thiserror", error("Unknown property: {0}"))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]   --> src/error.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         feature = "thiserror",
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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 value: `thiserror`
[INFO] [stdout]   --> src/error.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     #[cfg_attr(feature = "thiserror", error("Incorrect packet length: {0}"))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stdout]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.94s
[INFO] running `Command { std: "docker" "inspect" "f826bb4d2b48b54a6394b4e98755c60e06f06829d8a636ef7d52007b15f93ab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f826bb4d2b48b54a6394b4e98755c60e06f06829d8a636ef7d52007b15f93ab2", kill_on_drop: false }`
[INFO] [stdout] f826bb4d2b48b54a6394b4e98755c60e06f06829d8a636ef7d52007b15f93ab2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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", kill_on_drop: false }`
[INFO] [stdout] 1fb457488cda08967f6fcecefb6e20e286885c2e5b7329ad0c897eca63d36bdf
[INFO] running `Command { std: "docker" "start" "-a" "1fb457488cda08967f6fcecefb6e20e286885c2e5b7329ad0c897eca63d36bdf", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `thiserror`
[INFO] [stderr]  --> src/error.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[cfg_attr(feature = "thiserror", derive(thiserror::Error))]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stderr]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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: unexpected `cfg` condition value: `thiserror`
[INFO] [stderr]  --> src/error.rs:5:16
[INFO] [stderr]   |
[INFO] [stderr] 5 |     #[cfg_attr(feature = "thiserror", error("Invalid header: {0}"))]
[INFO] [stderr]   |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stderr]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `thiserror`
[INFO] [stderr]  --> src/error.rs:7:16
[INFO] [stderr]   |
[INFO] [stderr] 7 |     #[cfg_attr(feature = "thiserror", error("Incorrect HDLC checksum: {0}"))]
[INFO] [stderr]   |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stderr]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `thiserror`
[INFO] [stderr]  --> src/error.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 |     #[cfg_attr(feature = "thiserror", error("Incorrect starting delimiter: {0}"))]
[INFO] [stderr]   |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected values for `feature` are: `default` and `std`
[INFO] [stderr]   = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `thiserror`
[INFO] [stderr]   --> src/error.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |     #[cfg_attr(feature = "thiserror", error("Incorrect ending delimiter: {0}"))]
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stderr]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `thiserror`
[INFO] [stderr]   --> src/error.rs:13:16
[INFO] [stderr]    |
[INFO] [stderr] 13 |     #[cfg_attr(feature = "thiserror", error("Unknown command: {0}"))]
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stderr]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `thiserror`
[INFO] [stderr]   --> src/error.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 |     #[cfg_attr(feature = "thiserror", error("Unknown property: {0}"))]
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stderr]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `thiserror`
[INFO] [stderr]   --> src/error.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         feature = "thiserror",
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stderr]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `thiserror`
[INFO] [stderr]   --> src/error.rs:22:16
[INFO] [stderr]    |
[INFO] [stderr] 22 |     #[cfg_attr(feature = "thiserror", error("Incorrect packet length: {0}"))]
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `default` and `std`
[INFO] [stderr]    = help: consider adding `thiserror` as a feature in `Cargo.toml`
[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] 
[INFO] [stderr] warning: `spinel` (lib) generated 9 warnings
[INFO] [stderr] warning: `spinel` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/spinel-f428ba85d82040ab)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test codec::command::tests::payload_len ... ok
[INFO] [stdout] test codec::command::tests::decode_fails_on_empty_buffer ... ok
[INFO] [stdout] test codec::command::tests::try_from_cmd_all_commands ... ok
[INFO] [stdout] test codec::frame::hdlc::tests::decode_ncp_version_property_is ... ok
[INFO] [stdout] test codec::datatype::packed_u32::tests::encode_u32 ... ok
[INFO] [stdout] test codec::command::tests::decode_all_commands ... ok
[INFO] [stdout] test codec::datatype::packed_u32::tests::decode_u32 ... ok
[INFO] [stdout] test codec::command::tests::decode_fails_on_unknown_command ... ok
[INFO] [stdout] test codec::datatype::packed_u32::tests::decode_too_long ... ok
[INFO] [stdout] test codec::frame::hdlc::tests::decode_property_get_ncp_version ... ok
[INFO] [stdout] test codec::frame::hdlc::tests::decode_noop ... ok
[INFO] [stdout] test codec::frame::hdlc::tests::encode_noop ... ok
[INFO] [stdout] test codec::frame::hdlc::tests::encode_property_get_ncp_version ... ok
[INFO] [stdout] test codec::frame::hdlc::tests::errors_on_incorrect_checksum ... ok
[INFO] [stdout] test codec::frame::hdlc::tests::finds_frame_in_misaligned_buffer ... ok
[INFO] [stdout] test codec::frame::spinel::tests::frame_decode_at_least_two_bytes ... ok
[INFO] [stdout] test codec::frame::spinel::tests::header_missing_flag ... ok
[INFO] [stdout] test codec::frame::hdlc::tests::errors_on_missing_delimiter ... ok
[INFO] [stdout] test codec::frame::hdlc::tests::find_frame_delimiter ... ok
[INFO] [stdout] test codec::frame::hdlc::tests::find_frame_returns_none_on_desync ... ok
[INFO] [stdout] test codec::frame::spinel::tests::header_into_u8 ... ok
[INFO] [stdout] test codec::frame::spinel::tests::header_new ... ok
[INFO] [stdout] test codec::frame::spinel::tests::header_try_from_u8 ... ok
[INFO] [stdout] test codec::frame::hdlc::tests::decode_stream ... ok
[INFO] [stdout] test codec::frame::hdlc::tests::encode_ncp_version_property_is ... ok
[INFO] [stderr]    Doc-tests spinel
[INFO] [stdout] test codec::frame::hdlc::tests::requires_escape ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1fb457488cda08967f6fcecefb6e20e286885c2e5b7329ad0c897eca63d36bdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fb457488cda08967f6fcecefb6e20e286885c2e5b7329ad0c897eca63d36bdf", kill_on_drop: false }`
[INFO] [stdout] 1fb457488cda08967f6fcecefb6e20e286885c2e5b7329ad0c897eca63d36bdf
