[INFO] fetching crate rs4a-vapix 0.1.0...
[INFO] testing rs4a-vapix-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rs4a-vapix 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate rs4a-vapix 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rs4a-vapix 0.1.0
[INFO] tweaked toml for crates.io crate rs4a-vapix 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs4a-vapix 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 190 packages to latest compatible versions
[INFO] [stderr]       Adding quick-xml v0.38.4 (available: v0.39.2)
[INFO] [stderr]       Adding reqwest v0.12.28 (available: v0.13.2)
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1816d94fa32901978e632a007db5f9a66b5ea8502237006593c6602dde0593d4
[INFO] running `Command { std: "docker" "start" "-a" "1816d94fa32901978e632a007db5f9a66b5ea8502237006593c6602dde0593d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1816d94fa32901978e632a007db5f9a66b5ea8502237006593c6602dde0593d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1816d94fa32901978e632a007db5f9a66b5ea8502237006593c6602dde0593d4", kill_on_drop: false }`
[INFO] [stdout] 1816d94fa32901978e632a007db5f9a66b5ea8502237006593c6602dde0593d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ef304b281ae8e56a1a23e5c260d918f81be2bf829ebff67b7745c04246ca87a8
[INFO] running `Command { std: "docker" "start" "-a" "ef304b281ae8e56a1a23e5c260d918f81be2bf829ebff67b7745c04246ca87a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling cc v1.2.61
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling rustls-pki-types v1.14.1
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling rustls v0.23.39
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling webpki-roots v1.0.7
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling dirs v6.0.0
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling zerofrom v0.1.7
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling quick-xml v0.38.4
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling rustls-webpki v0.103.13
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tower v0.5.3
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling tower-http v0.6.8
[INFO] [stderr]    Compiling h2 v0.4.13
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling rs4a-dut v0.1.0
[INFO] [stdout] error[E0277]: the trait bound `Host: serde::Deserialize<'de>` is not satisfied
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rs4a-dut-0.1.0/src/lib.rs:10:15
[INFO] [stdout]      |
[INFO] [stdout]   10 |     pub host: Host,
[INFO] [stdout]      |               ^^^^ the trait `Deserialize<'_>` is not implemented for `Host`
[INFO] [stdout]      |
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `Host` type
[INFO] [stdout]      = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]      = help: the following other types implement trait `Deserialize<'de>`:
[INFO] [stdout]                &'a Path
[INFO] [stdout]                &'a RawValue
[INFO] [stdout]                &'a [u8]
[INFO] [stdout]                &'a str
[INFO] [stdout]                ()
[INFO] [stdout]                (T,)
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]              and 145 others
[INFO] [stdout] note: required by a bound in `next_element`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_core-1.0.228/src/de/mod.rs:1771:12
[INFO] [stdout]      |
[INFO] [stdout] 1769 |     fn next_element<T>(&mut self) -> Result<Option<T>, Self::Error>
[INFO] [stdout]      |        ------------ required by a bound in this associated function
[INFO] [stdout] 1770 |     where
[INFO] [stdout] 1771 |         T: Deserialize<'de>,
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^ required by this bound in `SeqAccess::next_element`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Host: serde::Deserialize<'de>` is not satisfied
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rs4a-dut-0.1.0/src/lib.rs:10:15
[INFO] [stdout]      |
[INFO] [stdout]   10 |     pub host: Host,
[INFO] [stdout]      |               ^^^^ the trait `Deserialize<'_>` is not implemented for `Host`
[INFO] [stdout]      |
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `Host` type
[INFO] [stdout]      = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]      = help: the following other types implement trait `Deserialize<'de>`:
[INFO] [stdout]                &'a Path
[INFO] [stdout]                &'a RawValue
[INFO] [stdout]                &'a [u8]
[INFO] [stdout]                &'a str
[INFO] [stdout]                ()
[INFO] [stdout]                (T,)
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]              and 145 others
[INFO] [stdout] note: required by a bound in `next_value`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_core-1.0.228/src/de/mod.rs:1916:12
[INFO] [stdout]      |
[INFO] [stdout] 1914 |     fn next_value<V>(&mut self) -> Result<V, Self::Error>
[INFO] [stdout]      |        ---------- required by a bound in this associated function
[INFO] [stdout] 1915 |     where
[INFO] [stdout] 1916 |         V: Deserialize<'de>,
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^ required by this bound in `MapAccess::next_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Host: serde::Deserialize<'de>` is not satisfied
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rs4a-dut-0.1.0/src/lib.rs:8:24
[INFO] [stdout]    |
[INFO] [stdout]  8 | #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^ the trait `Deserialize<'_>` is not implemented for `Host`
[INFO] [stdout]    |
[INFO] [stdout]    = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `Host` type
[INFO] [stdout]    = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]    = help: the following other types implement trait `Deserialize<'de>`:
[INFO] [stdout]              &'a Path
[INFO] [stdout]              &'a RawValue
[INFO] [stdout]              &'a [u8]
[INFO] [stdout]              &'a str
[INFO] [stdout]              ()
[INFO] [stdout]              (T,)
[INFO] [stdout]              (T0, T1)
[INFO] [stdout]              (T0, T1, T2)
[INFO] [stdout]            and 145 others
[INFO] [stdout] note: required by a bound in `_::_serde::__private228::de::missing_field`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde-1.0.228/src/private/de.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn missing_field<'de, V, E>(field: &'static str) -> Result<V, E>
[INFO] [stdout]    |        ------------- required by a bound in this function
[INFO] [stdout] 25 | where
[INFO] [stdout] 26 |     V: Deserialize<'de>,
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^ required by this bound in `missing_field`
[INFO] [stdout]    = note: this error originates in the derive macro `serde::Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Host: serde::Serialize` is not satisfied
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rs4a-dut-0.1.0/src/lib.rs:8:44
[INFO] [stdout]      |
[INFO] [stdout]    8 | #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)]
[INFO] [stdout]      |                                            ^^^^^^^^^^^^^^^^ the trait `Serialize` is not implemented for `Host`
[INFO] [stdout]    9 | pub struct Device {
[INFO] [stdout]   10 |     pub host: Host,
[INFO] [stdout]      |     --- required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Serialize)]` to your `Host` type
[INFO] [stdout]      = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]      = help: the following other types implement trait `Serialize`:
[INFO] [stdout]                &'a T
[INFO] [stdout]                &'a mut T
[INFO] [stdout]                ()
[INFO] [stdout]                (T,)
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]                (T0, T1, T2, T3)
[INFO] [stdout]                (T0, T1, T2, T3, T4)
[INFO] [stdout]              and 131 others
[INFO] [stdout] note: required by a bound in `_::_serde::ser::SerializeStruct::serialize_field`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_core-1.0.228/src/ser/mod.rs:1917:21
[INFO] [stdout]      |
[INFO] [stdout] 1915 |     fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]      |        --------------- required by a bound in this associated function
[INFO] [stdout] 1916 |     where
[INFO] [stdout] 1917 |         T: ?Sized + Serialize;
[INFO] [stdout]      |                     ^^^^^^^^^ required by this bound in `SerializeStruct::serialize_field`
[INFO] [stdout]      = note: this error originates in the derive macro `serde::Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rs4a-dut` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ef304b281ae8e56a1a23e5c260d918f81be2bf829ebff67b7745c04246ca87a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef304b281ae8e56a1a23e5c260d918f81be2bf829ebff67b7745c04246ca87a8", kill_on_drop: false }`
[INFO] [stdout] ef304b281ae8e56a1a23e5c260d918f81be2bf829ebff67b7745c04246ca87a8
