[INFO] fetching crate serde_dbus 0.1.6...
[INFO] testing serde_dbus-0.1.6 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate serde_dbus 0.1.6 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate serde_dbus 0.1.6
[INFO] finished tweaking crates.io crate serde_dbus 0.1.6
[INFO] tweaked toml for crates.io crate serde_dbus 0.1.6 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_dbus 0.1.6 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 179 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.8)
[INFO] [stderr]       Adding pretty_env_logger v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] [stderr]       Adding zbus v2.3.2 (available: v5.11.0)
[INFO] [stderr]       Adding zvariant_utils v1.0.1 (available: v1.1.1)
[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] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4545c748da94fa6779d955d4bc067e37352dcf4717a8657027a521992937344c
[INFO] running `Command { std: "docker" "start" "-a" "4545c748da94fa6779d955d4bc067e37352dcf4717a8657027a521992937344c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4545c748da94fa6779d955d4bc067e37352dcf4717a8657027a521992937344c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4545c748da94fa6779d955d4bc067e37352dcf4717a8657027a521992937344c", kill_on_drop: false }`
[INFO] [stdout] 4545c748da94fa6779d955d4bc067e37352dcf4717a8657027a521992937344c
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08cc058c33757e2ed59835ee9a9037153290424016ac55f7a0e9a42f47711646
[INFO] running `Command { std: "docker" "start" "-a" "08cc058c33757e2ed59835ee9a9037153290424016ac55f7a0e9a42f47711646", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling serde_dbus v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Signature` is never constructed
[INFO] [stdout]   --> src/primitives.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub struct Signature(pub String);
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ObjectPath` is never constructed
[INFO] [stdout]    --> src/primitives.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub struct ObjectPath(pub String);
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.71s
[INFO] running `Command { std: "docker" "inspect" "08cc058c33757e2ed59835ee9a9037153290424016ac55f7a0e9a42f47711646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08cc058c33757e2ed59835ee9a9037153290424016ac55f7a0e9a42f47711646", kill_on_drop: false }`
[INFO] [stdout] 08cc058c33757e2ed59835ee9a9037153290424016ac55f7a0e9a42f47711646
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d8177f8fa4a6f1619ad3ea39a2ed7a6fb5254cd5f2eaf7e3db97cabe836c83f
[INFO] running `Command { std: "docker" "start" "-a" "9d8177f8fa4a6f1619ad3ea39a2ed7a6fb5254cd5f2eaf7e3db97cabe836c83f", kill_on_drop: false }`
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling test-log-macros v0.2.18
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stdout] warning: struct `Signature` is never constructed
[INFO] [stdout]   --> src/primitives.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub struct Signature(pub String);
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ObjectPath` is never constructed
[INFO] [stdout]    --> src/primitives.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub struct ObjectPath(pub String);
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling test-log v0.2.18
[INFO] [stderr]    Compiling serde_dbus v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Signature` is never constructed
[INFO] [stdout]   --> src/primitives.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub struct Signature(pub String);
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ObjectPath` is never constructed
[INFO] [stdout]    --> src/primitives.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub struct ObjectPath(pub String);
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StructSerialize` is never constructed
[INFO] [stdout]    --> src/ser.rs:622:16
[INFO] [stdout]     |
[INFO] [stdout] 622 |         struct StructSerialize {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.94s
[INFO] running `Command { std: "docker" "inspect" "9d8177f8fa4a6f1619ad3ea39a2ed7a6fb5254cd5f2eaf7e3db97cabe836c83f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d8177f8fa4a6f1619ad3ea39a2ed7a6fb5254cd5f2eaf7e3db97cabe836c83f", kill_on_drop: false }`
[INFO] [stdout] 9d8177f8fa4a6f1619ad3ea39a2ed7a6fb5254cd5f2eaf7e3db97cabe836c83f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d48f62f0fafd4067b569972a9a757f67ca37a9019e3c5843ef8088acf016d418
[INFO] running `Command { std: "docker" "start" "-a" "d48f62f0fafd4067b569972a9a757f67ca37a9019e3c5843ef8088acf016d418", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Signature` is never constructed
[INFO] [stderr]   --> src/primitives.rs:86:12
[INFO] [stderr]    |
[INFO] [stderr] 86 | pub struct Signature(pub String);
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ObjectPath` is never constructed
[INFO] [stderr]    --> src/primitives.rs:111:12
[INFO] [stderr]     |
[INFO] [stderr] 111 | pub struct ObjectPath(pub String);
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `serde_dbus` (lib) generated 2 warnings
[INFO] [stderr] warning: struct `StructSerialize` is never constructed
[INFO] [stderr]    --> src/ser.rs:622:16
[INFO] [stderr]     |
[INFO] [stderr] 622 |         struct StructSerialize {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `serde_dbus` (lib test) generated 3 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_dbus-8741d8a69eca74ec)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test de::tests::round_trip_int ... ok
[INFO] [stdout] test de::tests::round_trip_none_string ... ok
[INFO] [stdout] test de::tests::round_trip_array0 ... ok
[INFO] [stdout] test de::tests::round_trip_some_string ... ok
[INFO] [stdout] test de::tests::round_trip_float ... ok
[INFO] [stdout] test de::tests::round_trip_unit ... ok
[INFO] [stdout] test de::tests::round_trip_bool ... ok
[INFO] [stdout] test ser::internal::tests::serialize_intary ... ok
[INFO] [stdout] test de::tests::tuple_vs_struct ... ok
[INFO] [stdout] test ser::internal::tests::serialize_dict ... ok
[INFO] [stdout] test ser::internal::tests::serialize_struct ... ok
[INFO] [stdout] test ser::internal::tests::serialize_int ... ok
[INFO] [stdout] test ser::internal::tests::serialize_variant_farray ... ok
[INFO] [stdout] test ser::internal::tests::serialize_variant_int ... ok
[INFO] [stdout] test ser::tests::optional_fields ... ok
[INFO] [stdout] test ser::tests::optional_fields2 ... ok
[INFO] [stdout] test ser::tests::serialize_dict ... ok
[INFO] [stdout] test ser::tests::serialize_dict_simpler ... ok
[INFO] [stdout] test ser::tests::serialize_int ... ok
[INFO] [stdout] test ser::tests::serialize_struct ... ok
[INFO] [stdout] test ser::tests::serialize_tuple ... ok
[INFO] [stdout] test ser::tests::tuple_vs_struct ... ok
[INFO] [stdout] test align::tests::alignment ... ok
[INFO] [stdout] test de::tests::round_trip_unit_struct ... ok
[INFO] [stdout] test de::tests::round_trip_struct1 ... ok
[INFO] [stdout] test de::tests::round_trip_struct0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_dbus
[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" "d48f62f0fafd4067b569972a9a757f67ca37a9019e3c5843ef8088acf016d418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d48f62f0fafd4067b569972a9a757f67ca37a9019e3c5843ef8088acf016d418", kill_on_drop: false }`
[INFO] [stdout] d48f62f0fafd4067b569972a9a757f67ca37a9019e3c5843ef8088acf016d418