[INFO] fetching crate pulsar-client 0.0.1...
[INFO] testing pulsar-client-0.0.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate pulsar-client 0.0.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate pulsar-client 0.0.1
[INFO] finished tweaking crates.io crate pulsar-client 0.0.1
[INFO] tweaked toml for crates.io crate pulsar-client 0.0.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pulsar-client 0.0.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 90 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8612d1d5ad053d2ba98e0cc1b7f49801bbdb9abd50a4937f74fbc26165344165
[INFO] running `Command { std: "docker" "start" "-a" "8612d1d5ad053d2ba98e0cc1b7f49801bbdb9abd50a4937f74fbc26165344165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8612d1d5ad053d2ba98e0cc1b7f49801bbdb9abd50a4937f74fbc26165344165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8612d1d5ad053d2ba98e0cc1b7f49801bbdb9abd50a4937f74fbc26165344165", kill_on_drop: false }`
[INFO] [stdout] 8612d1d5ad053d2ba98e0cc1b7f49801bbdb9abd50a4937f74fbc26165344165
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83b9222035f357c5f8553721ab036c446cf711233384449e0bb06fc11e0b1dfd
[INFO] running `Command { std: "docker" "start" "-a" "83b9222035f357c5f8553721ab036c446cf711233384449e0bb06fc11e0b1dfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]    Compiling seq-macro v0.2.2
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling crc32c v0.6.8
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling futures-x-io v0.3.0
[INFO] [stderr]    Compiling futures-x-io-timeoutable v0.3.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling pulsar-binary-protocol-spec v0.0.1
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pulsar-binary-protocol-spec-0.0.1/src/protos/protobuf/PulsarApi.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pulsar-binary-protocol-spec` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "83b9222035f357c5f8553721ab036c446cf711233384449e0bb06fc11e0b1dfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83b9222035f357c5f8553721ab036c446cf711233384449e0bb06fc11e0b1dfd", kill_on_drop: false }`
[INFO] [stdout] 83b9222035f357c5f8553721ab036c446cf711233384449e0bb06fc11e0b1dfd