[INFO] fetching crate dtype_variant_derive 0.0.14...
[INFO] testing dtype_variant_derive-0.0.14 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate dtype_variant_derive 0.0.14 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate dtype_variant_derive 0.0.14
[INFO] finished tweaking crates.io crate dtype_variant_derive 0.0.14
[INFO] tweaked toml for crates.io crate dtype_variant_derive 0.0.14 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dtype_variant_derive 0.0.14 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] crate crates.io crate dtype_variant_derive 0.0.14 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 70d891e01d414445988f593dc4133ac244b9e5376e0e467772354df1c1d89a1e
[INFO] running `Command { std: "docker" "start" "-a" "70d891e01d414445988f593dc4133ac244b9e5376e0e467772354df1c1d89a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70d891e01d414445988f593dc4133ac244b9e5376e0e467772354df1c1d89a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d891e01d414445988f593dc4133ac244b9e5376e0e467772354df1c1d89a1e", kill_on_drop: false }`
[INFO] [stdout] 70d891e01d414445988f593dc4133ac244b9e5376e0e467772354df1c1d89a1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0c42ab83fabd8ad08acd6d967506367545a7c7c9be3956cb4a93792549c94d5a
[INFO] running `Command { std: "docker" "start" "-a" "0c42ab83fabd8ad08acd6d967506367545a7c7c9be3956cb4a93792549c94d5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling winnow v0.7.12
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling dtype_variant_derive v0.0.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.16s
[INFO] running `Command { std: "docker" "inspect" "0c42ab83fabd8ad08acd6d967506367545a7c7c9be3956cb4a93792549c94d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c42ab83fabd8ad08acd6d967506367545a7c7c9be3956cb4a93792549c94d5a", kill_on_drop: false }`
[INFO] [stdout] 0c42ab83fabd8ad08acd6d967506367545a7c7c9be3956cb4a93792549c94d5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9bc79a0b611249ffc88f3b97092968075e5795cb22dd7e16fd77137af371280c
[INFO] running `Command { std: "docker" "start" "-a" "9bc79a0b611249ffc88f3b97092968075e5795cb22dd7e16fd77137af371280c", kill_on_drop: false }`
[INFO] [stderr]    Compiling dtype_variant_derive v0.0.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "9bc79a0b611249ffc88f3b97092968075e5795cb22dd7e16fd77137af371280c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bc79a0b611249ffc88f3b97092968075e5795cb22dd7e16fd77137af371280c", kill_on_drop: false }`
[INFO] [stdout] 9bc79a0b611249ffc88f3b97092968075e5795cb22dd7e16fd77137af371280c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5c2bdb10a2ee5249e4f0d6cbb1169481f14b360e257d58916209a9282a094c64
[INFO] running `Command { std: "docker" "start" "-a" "5c2bdb10a2ee5249e4f0d6cbb1169481f14b360e257d58916209a9282a094c64", 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/dtype_variant_derive-346b9d5edcb48d15)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests dtype_variant_derive
[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 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5c2bdb10a2ee5249e4f0d6cbb1169481f14b360e257d58916209a9282a094c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c2bdb10a2ee5249e4f0d6cbb1169481f14b360e257d58916209a9282a094c64", kill_on_drop: false }`
[INFO] [stdout] 5c2bdb10a2ee5249e4f0d6cbb1169481f14b360e257d58916209a9282a094c64