[INFO] fetching crate variant-rs 0.4.0...
[INFO] testing variant-rs-0.4.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate variant-rs 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate variant-rs 0.4.0
[INFO] finished tweaking crates.io crate variant-rs 0.4.0
[INFO] tweaked toml for crates.io crate variant-rs 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate variant-rs 0.4.0 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]     Updating crates.io index
[INFO] [stderr]      Locking 99 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] [stderr]       Adding windows v0.52.0 (available: v0.62.1)
[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] 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] acc969db0a86fcb89cafea799a41caf3540f05d435c505a9d8d2dcfe771df1da
[INFO] running `Command { std: "docker" "start" "-a" "acc969db0a86fcb89cafea799a41caf3540f05d435c505a9d8d2dcfe771df1da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acc969db0a86fcb89cafea799a41caf3540f05d435c505a9d8d2dcfe771df1da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc969db0a86fcb89cafea799a41caf3540f05d435c505a9d8d2dcfe771df1da", kill_on_drop: false }`
[INFO] [stdout] acc969db0a86fcb89cafea799a41caf3540f05d435c505a9d8d2dcfe771df1da
[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] 1363ce03f373a8f89c1bb0f909914be316bfd2e609130cae0a5bc6eb6b47d1ef
[INFO] running `Command { std: "docker" "start" "-a" "1363ce03f373a8f89c1bb0f909914be316bfd2e609130cae0a5bc6eb6b47d1ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling windows_x86_64_gnu v0.52.6
[INFO] [stderr]    Compiling rust_decimal v1.38.0
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling widestring v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling windows-targets v0.52.6
[INFO] [stderr]    Compiling windows-core v0.52.0
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling windows v0.52.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling enumn v0.1.14
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling variant-rs v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.88s
[INFO] running `Command { std: "docker" "inspect" "1363ce03f373a8f89c1bb0f909914be316bfd2e609130cae0a5bc6eb6b47d1ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1363ce03f373a8f89c1bb0f909914be316bfd2e609130cae0a5bc6eb6b47d1ef", kill_on_drop: false }`
[INFO] [stdout] 1363ce03f373a8f89c1bb0f909914be316bfd2e609130cae0a5bc6eb6b47d1ef
[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] f038fa88bda8306bf937cf8cae313e5c4d7d603c4dd02a4a01be66590cf1a8cb
[INFO] running `Command { std: "docker" "start" "-a" "f038fa88bda8306bf937cf8cae313e5c4d7d603c4dd02a4a01be66590cf1a8cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling enumn v0.1.14
[INFO] [stderr]    Compiling rust_decimal_macros v1.38.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling variant-rs v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustcm41l6F/symbols.o" "<3 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{libwidestring-8c9e30e845c90b64,libthiserror-ef88ebf104776e7c,libchrono-da55c92f87f18674,libiana_time_zone-bab5d12b40894ac1,librust_decimal-5526bcccd652a2b1,libserde-59601b6c4f7b91f9,libserde_core-b6917df4d3e6d1df,libarrayvec-9d0aa62fa88910b3,libnum_traits-a18c4d9bed406b85,libwindows-3c2a0f0cdad343d4,libwindows_core-39f955b772ec37ce,libwindows_targets-758b28fb2cc5d277}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcm41l6F/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/windows_x86_64_gnu-0.52.6/lib" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/variant_rs-d3d2431ef44f23d8" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: undefined symbol: GetErrorInfo
[INFO] [stdout]           >>> referenced by com_bindings.rs:23 (src/imp/com_bindings.rs:23)
[INFO] [stdout]           >>>               windows_core-39f955b772ec37ce.windows_core.510e4ce0881d2659-cgu.0.rcgu.o:(windows_core::imp::com_bindings::GetErrorInfo::h8a2b9f7644afc546) in archive /opt/rustwide/target/debug/deps/libwindows_core-39f955b772ec37ce.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: GetProcessHeap
[INFO] [stdout]           >>> referenced by heap.rs:10 (src/imp/heap.rs:10)
[INFO] [stdout]           >>>               windows_core-39f955b772ec37ce.windows_core.510e4ce0881d2659-cgu.6.rcgu.o:(windows_core::imp::heap::heap_alloc::h7f36766d6894952d) in archive /opt/rustwide/target/debug/deps/libwindows_core-39f955b772ec37ce.rlib
[INFO] [stdout]           >>> referenced by heap.rs:34 (src/imp/heap.rs:34)
[INFO] [stdout]           >>>               windows_core-39f955b772ec37ce.windows_core.510e4ce0881d2659-cgu.6.rcgu.o:(windows_core::imp::heap::heap_free::h76824d6d114d973a) in archive /opt/rustwide/target/debug/deps/libwindows_core-39f955b772ec37ce.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: HeapAlloc
[INFO] [stdout]           >>> referenced by heap.rs:10 (src/imp/heap.rs:10)
[INFO] [stdout]           >>>               windows_core-39f955b772ec37ce.windows_core.510e4ce0881d2659-cgu.6.rcgu.o:(windows_core::imp::heap::heap_alloc::h7f36766d6894952d) in archive /opt/rustwide/target/debug/deps/libwindows_core-39f955b772ec37ce.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: HeapFree
[INFO] [stdout]           >>> referenced by heap.rs:34 (src/imp/heap.rs:34)
[INFO] [stdout]           >>>               windows_core-39f955b772ec37ce.windows_core.510e4ce0881d2659-cgu.6.rcgu.o:(windows_core::imp::heap::heap_free::h76824d6d114d973a) in archive /opt/rustwide/target/debug/deps/libwindows_core-39f955b772ec37ce.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: LoadLibraryExA
[INFO] [stdout]           >>> referenced by delay_load.rs:11 (src/imp/delay_load.rs:11)
[INFO] [stdout]           >>>               windows_core-39f955b772ec37ce.windows_core.510e4ce0881d2659-cgu.8.rcgu.o:(windows_core::imp::delay_load::delay_load::h30f6dcbdba556237) in archive /opt/rustwide/target/debug/deps/libwindows_core-39f955b772ec37ce.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: GetProcAddress
[INFO] [stdout]           >>> referenced by delay_load.rs:17 (src/imp/delay_load.rs:17)
[INFO] [stdout]           >>>               windows_core-39f955b772ec37ce.windows_core.510e4ce0881d2659-cgu.8.rcgu.o:(windows_core::imp::delay_load::delay_load::h30f6dcbdba556237) in archive /opt/rustwide/target/debug/deps/libwindows_core-39f955b772ec37ce.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: FreeLibrary
[INFO] [stdout]           >>> referenced by delay_load.rs:23 (src/imp/delay_load.rs:23)
[INFO] [stdout]           >>>               windows_core-39f955b772ec37ce.windows_core.510e4ce0881d2659-cgu.8.rcgu.o:(windows_core::imp::delay_load::delay_load::h30f6dcbdba556237) in archive /opt/rustwide/target/debug/deps/libwindows_core-39f955b772ec37ce.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: FormatMessageW
[INFO] [stdout]           >>> referenced by hresult.rs:88 (src/hresult.rs:88)
[INFO] [stdout]           >>>               windows_core-39f955b772ec37ce.windows_core.510e4ce0881d2659-cgu.7.rcgu.o:(windows_core::hresult::HRESULT::message::hb0d49b8e00db41cd) in archive /opt/rustwide/target/debug/deps/libwindows_core-39f955b772ec37ce.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: SysStringLen
[INFO] [stdout]           >>> referenced by bstr.rs:26 (src/strings/bstr.rs:26)
[INFO] [stdout]           >>>               windows_core-39f955b772ec37ce.windows_core.510e4ce0881d2659-cgu.7.rcgu.o:(windows_core::strings::bstr::BSTR::len::ha7a46f9dd50a76c3) in archive /opt/rustwide/target/debug/deps/libwindows_core-39f955b772ec37ce.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: SysAllocStringLen
[INFO] [stdout]           >>> referenced by bstr.rs:45 (src/strings/bstr.rs:45)
[INFO] [stdout]           >>>               windows_core-39f955b772ec37ce.windows_core.510e4ce0881d2659-cgu.7.rcgu.o:(windows_core::strings::bstr::BSTR::from_wide::h627a1144d7cb0880) in archive /opt/rustwide/target/debug/deps/libwindows_core-39f955b772ec37ce.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: SysFreeString
[INFO] [stdout]           >>> referenced by bstr.rs:155 (src/strings/bstr.rs:155)
[INFO] [stdout]           >>>               windows_core-39f955b772ec37ce.windows_core.510e4ce0881d2659-cgu.7.rcgu.o:(_$LT$windows_core..strings..bstr..BSTR$u20$as$u20$core..ops..drop..Drop$GT$::drop::h24ca46f4be497c07) in archive /opt/rustwide/target/debug/deps/libwindows_core-39f955b772ec37ce.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `variant-rs` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f038fa88bda8306bf937cf8cae313e5c4d7d603c4dd02a4a01be66590cf1a8cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f038fa88bda8306bf937cf8cae313e5c4d7d603c4dd02a4a01be66590cf1a8cb", kill_on_drop: false }`
[INFO] [stdout] f038fa88bda8306bf937cf8cae313e5c4d7d603c4dd02a4a01be66590cf1a8cb