[INFO] fetching crate pyo3-macros-backend 0.28.3...
[INFO] testing pyo3-macros-backend-0.28.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate pyo3-macros-backend 0.28.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate pyo3-macros-backend 0.28.3
[INFO] finished tweaking crates.io crate pyo3-macros-backend 0.28.3
[INFO] tweaked toml for crates.io crate pyo3-macros-backend 0.28.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pyo3-macros-backend 0.28.3 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 pyo3-macros-backend 0.28.3 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cf4005e5f5484043cdb3f16aef0b7719c68ba6124a7b308d9ad9d7d84187f34d
[INFO] running `Command { std: "docker" "start" "-a" "cf4005e5f5484043cdb3f16aef0b7719c68ba6124a7b308d9ad9d7d84187f34d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf4005e5f5484043cdb3f16aef0b7719c68ba6124a7b308d9ad9d7d84187f34d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf4005e5f5484043cdb3f16aef0b7719c68ba6124a7b308d9ad9d7d84187f34d", kill_on_drop: false }`
[INFO] [stdout] cf4005e5f5484043cdb3f16aef0b7719c68ba6124a7b308d9ad9d7d84187f34d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 23cd7a8fa4e001426615c65bc35f6d08bb4b9f86148b5fcf8440d1cbb92dd4ee
[INFO] running `Command { std: "docker" "start" "-a" "23cd7a8fa4e001426615c65bc35f6d08bb4b9f86148b5fcf8440d1cbb92dd4ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling pyo3-build-config v0.28.3
[INFO] [stderr]    Compiling pyo3-macros-backend v0.28.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.46s
[INFO] running `Command { std: "docker" "inspect" "23cd7a8fa4e001426615c65bc35f6d08bb4b9f86148b5fcf8440d1cbb92dd4ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23cd7a8fa4e001426615c65bc35f6d08bb4b9f86148b5fcf8440d1cbb92dd4ee", kill_on_drop: false }`
[INFO] [stdout] 23cd7a8fa4e001426615c65bc35f6d08bb4b9f86148b5fcf8440d1cbb92dd4ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0a6764278c01af9f7f25dfc31cea9635eefa4d5e5bf25b0a14a9a08069a82859
[INFO] running `Command { std: "docker" "start" "-a" "0a6764278c01af9f7f25dfc31cea9635eefa4d5e5bf25b0a14a9a08069a82859", kill_on_drop: false }`
[INFO] [stderr]    Compiling pyo3-macros-backend v0.28.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.84s
[INFO] running `Command { std: "docker" "inspect" "0a6764278c01af9f7f25dfc31cea9635eefa4d5e5bf25b0a14a9a08069a82859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6764278c01af9f7f25dfc31cea9635eefa4d5e5bf25b0a14a9a08069a82859", kill_on_drop: false }`
[INFO] [stdout] 0a6764278c01af9f7f25dfc31cea9635eefa4d5e5bf25b0a14a9a08069a82859
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] fbab406d02421c6e7b831f176b4311002836400037448ab976fb3a3d43c51a9f
[INFO] running `Command { std: "docker" "start" "-a" "fbab406d02421c6e7b831f176b4311002836400037448ab976fb3a3d43c51a9f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pyo3_macros_backend-336ee2f3e1a792aa)
[INFO] [stderr]    Doc-tests pyo3_macros_backend
[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] [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" "fbab406d02421c6e7b831f176b4311002836400037448ab976fb3a3d43c51a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbab406d02421c6e7b831f176b4311002836400037448ab976fb3a3d43c51a9f", kill_on_drop: false }`
[INFO] [stdout] fbab406d02421c6e7b831f176b4311002836400037448ab976fb3a3d43c51a9f
