[INFO] fetching crate zvariant_derive 5.10.0...
[INFO] testing zvariant_derive-5.10.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate zvariant_derive 5.10.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate zvariant_derive 5.10.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate zvariant_derive 5.10.0
[INFO] tweaked toml for crates.io crate zvariant_derive 5.10.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zvariant_derive 5.10.0 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] crate crates.io crate zvariant_derive 5.10.0 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-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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ac18f30498b39aca3e1a1877bc0a1f505cca227de37ba4ce63c55e101c80ccb7
[INFO] running `Command { std: "docker" "start" "-a" "ac18f30498b39aca3e1a1877bc0a1f505cca227de37ba4ce63c55e101c80ccb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac18f30498b39aca3e1a1877bc0a1f505cca227de37ba4ce63c55e101c80ccb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac18f30498b39aca3e1a1877bc0a1f505cca227de37ba4ce63c55e101c80ccb7", kill_on_drop: false }`
[INFO] [stdout] ac18f30498b39aca3e1a1877bc0a1f505cca227de37ba4ce63c55e101c80ccb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 76f171f3791aee21aab967e217f0100268c9f13d67903bad4c7a12e55a061b20
[INFO] running `Command { std: "docker" "start" "-a" "76f171f3791aee21aab967e217f0100268c9f13d67903bad4c7a12e55a061b20", kill_on_drop: false }`
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling zvariant_utils v3.3.0
[INFO] [stderr]    Compiling zvariant_derive v5.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.07s
[INFO] running `Command { std: "docker" "inspect" "76f171f3791aee21aab967e217f0100268c9f13d67903bad4c7a12e55a061b20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76f171f3791aee21aab967e217f0100268c9f13d67903bad4c7a12e55a061b20", kill_on_drop: false }`
[INFO] [stdout] 76f171f3791aee21aab967e217f0100268c9f13d67903bad4c7a12e55a061b20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8dde43ecde75870c9bdbcfe977c8b35499e6878a8cc0f47041aba8315aef11f7
[INFO] running `Command { std: "docker" "start" "-a" "8dde43ecde75870c9bdbcfe977c8b35499e6878a8cc0f47041aba8315aef11f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling enumflags2_derive v0.7.12
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling zvariant_utils v3.3.0
[INFO] [stderr]    Compiling enumflags2 v0.7.12
[INFO] [stderr]    Compiling zvariant_derive v5.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find module or crate `zvariant` in this scope
[INFO] [stdout]  --> tests/tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use zvariant::{
[INFO] [stdout]   |     ^^^^^^^^ use of unresolved module or unlinked crate `zvariant`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `zvariant`, use `cargo add zvariant` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `zvariant`
[INFO] [stdout]  --> tests/tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use zvariant::{
[INFO] [stdout]   |     ^^^^^^^^ use of unresolved module or unlinked crate `zvariant`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `zvariant`, use `cargo add zvariant` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `zvariant` in the crate root
[INFO] [stdout]  --> tests/no_prelude.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ::zvariant::as_value::{self, optional};
[INFO] [stdout]   |       ^^^^^^^^ could not find `zvariant` in the list of imported crates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `zvariant` in this scope
[INFO] [stdout]   --> tests/tests.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |     #[zvariant(signature = "a{sv}")]
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `zvariant` is an attribute that can be used by the derive macros `DeserializeDict`, `OwnedValue`, `SerializeDict`, `Type` and `Value`, you might be missing a `derive` attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `zbus` in this scope
[INFO] [stdout]   --> tests/tests.rs:99:7
[INFO] [stdout]    |
[INFO] [stdout] 99 |     #[zbus(signature = "dict")]
[INFO] [stdout]    |       ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `zbus` is an attribute that can be used by the derive macros `DeserializeDict`, `OwnedValue`, `SerializeDict`, `Type` and `Value`, you might be missing a `derive` attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `zvariant` in this scope
[INFO] [stdout]    --> tests/tests.rs:119:7
[INFO] [stdout]     |
[INFO] [stdout] 119 |     #[zvariant(signature = "a{sv}")]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `zvariant` is an attribute that can be used by the derive macros `DeserializeDict`, `OwnedValue`, `SerializeDict`, `Type` and `Value`, you might be missing a `derive` attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `zvariant` in this scope
[INFO] [stdout]    --> tests/tests.rs:133:7
[INFO] [stdout]     |
[INFO] [stdout] 133 |     #[zvariant(crate = "zvariant")]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `zvariant` is an attribute that can be used by the derive macros `DeserializeDict`, `OwnedValue`, `SerializeDict`, `Type` and `Value`, you might be missing a `derive` attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `zvariant` in this scope
[INFO] [stdout]    --> tests/tests.rs:144:7
[INFO] [stdout]     |
[INFO] [stdout] 144 |     #[zvariant(crate = "zvariant")]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `zvariant` is an attribute that can be used by the derive macros `DeserializeDict`, `OwnedValue`, `SerializeDict`, `Type` and `Value`, you might be missing a `derive` attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `zvariant` in the crate root
[INFO] [stdout]  --> tests/no_prelude.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(Type)]
[INFO] [stdout]   |          ^^^^ could not find `zvariant` in the list of imported crates
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `zvariant` in the crate root
[INFO] [stdout]   --> tests/no_prelude.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Type)]
[INFO] [stdout]    |          ^^^^ could not find `zvariant` in the list of imported crates
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated function or constant named `SIGNATURE` found for struct `FooF` in the current scope
[INFO] [stdout]   --> tests/tests.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 14 |     struct FooF(f64);
[INFO] [stdout]    |     ----------- associated function or constant `SIGNATURE` not found for this struct
[INFO] [stdout] 15 |
[INFO] [stdout] 16 |     assert_eq!(FooF::SIGNATURE, "d")
[INFO] [stdout]    |                      ^^^^^^^^^ associated function or constant not found in `FooF`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated function or constant named `SIGNATURE` found for struct `TestStruct` in the current scope
[INFO] [stdout]   --> tests/tests.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 22 |     struct TestStruct {
[INFO] [stdout]    |     ----------------- associated function or constant `SIGNATURE` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     assert_eq!(TestStruct::SIGNATURE, "(syay)")
[INFO] [stdout]    |                            ^^^^^^^^^ associated function or constant not found in `TestStruct`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant, associated function, or constant named `SIGNATURE` found for enum `RequestNameFlags` in the current scope
[INFO] [stdout]   --> tests/tests.rs:41:34
[INFO] [stdout]    |
[INFO] [stdout] 35 |     enum RequestNameFlags {
[INFO] [stdout]    |     --------------------- variant, associated function, or constant `SIGNATURE` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 41 |     assert_eq!(RequestNameFlags::SIGNATURE, "u")
[INFO] [stdout]    |                                  ^^^^^^^^^ variant, associated function, or constant not found in `RequestNameFlags`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `zvariant` in this scope
[INFO] [stdout]   --> tests/tests.rs:65:22
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let serialized = zvariant::to_bytes(ctxt, &test).unwrap();
[INFO] [stdout]    |                      ^^^^^^^^ use of unresolved module or unlinked crate `zvariant`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `zvariant`, use `cargo add zvariant` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `zvariant` in this scope
[INFO] [stdout]   --> tests/tests.rs:81:22
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let serialized = zvariant::to_bytes(ctxt, &deserialized).unwrap();
[INFO] [stdout]    |                      ^^^^^^^^ use of unresolved module or unlinked crate `zvariant`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `zvariant`, use `cargo add zvariant` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `zvariant` in the crate root
[INFO] [stdout]   --> tests/no_prelude.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Type)]
[INFO] [stdout]    |          ^^^^ could not find `zvariant` in the list of imported crates
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated function or constant named `SIGNATURE` found for struct `Test` in the current scope
[INFO] [stdout]   --> tests/tests.rs:88:22
[INFO] [stdout]    |
[INFO] [stdout] 49 |     struct Test {
[INFO] [stdout]    |     ----------- associated function or constant `SIGNATURE` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 88 |     assert_eq!(Test::SIGNATURE, "a{sv}")
[INFO] [stdout]    |                      ^^^^^^^^^ associated function or constant not found in `Test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `zvariant` in the crate root
[INFO] [stdout]   --> tests/no_prelude.rs:27:34
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[derive(Serialize, Deserialize, Type)]
[INFO] [stdout]    |                                  ^^^^ could not find `zvariant` in the list of imported crates
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated function or constant named `SIGNATURE` found for struct `TestCrateAttr` in the current scope
[INFO] [stdout]    --> tests/tests.rs:139:31
[INFO] [stdout]     |
[INFO] [stdout] 134 |     struct TestCrateAttr {
[INFO] [stdout]     |     -------------------- associated function or constant `SIGNATURE` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 139 |     assert_eq!(TestCrateAttr::SIGNATURE, "(su)");
[INFO] [stdout]     |                               ^^^^^^^^^ associated function or constant not found in `TestCrateAttr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant, associated function, or constant named `SIGNATURE` found for enum `TestCrateAttrEnum` in the current scope
[INFO] [stdout]    --> tests/tests.rs:150:35
[INFO] [stdout]     |
[INFO] [stdout] 145 |     enum TestCrateAttrEnum {
[INFO] [stdout]     |     ---------------------- variant, associated function, or constant `SIGNATURE` not found for this enum
[INFO] [stdout] ...
[INFO] [stdout] 150 |     assert_eq!(TestCrateAttrEnum::SIGNATURE, "y");
[INFO] [stdout]     |                                   ^^^^^^^^^ variant, associated function, or constant not found in `TestCrateAttrEnum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `zvariant` in the crate root
[INFO] [stdout]   --> tests/no_prelude.rs:27:34
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[derive(Serialize, Deserialize, Type)]
[INFO] [stdout]    |                                  ^^^^ could not find `zvariant` in the list of imported crates
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  4 + use std::process::Child;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zvariant_derive` (test "tests") due to 15 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zvariant_derive` (test "no_prelude") due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "8dde43ecde75870c9bdbcfe977c8b35499e6878a8cc0f47041aba8315aef11f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dde43ecde75870c9bdbcfe977c8b35499e6878a8cc0f47041aba8315aef11f7", kill_on_drop: false }`
[INFO] [stdout] 8dde43ecde75870c9bdbcfe977c8b35499e6878a8cc0f47041aba8315aef11f7
