[INFO] fetching crate wasmtime-py 0.15.0...
[INFO] testing wasmtime-py-0.15.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate wasmtime-py 0.15.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate wasmtime-py 0.15.0
[INFO] finished tweaking crates.io crate wasmtime-py 0.15.0
[INFO] tweaked toml for crates.io crate wasmtime-py 0.15.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasmtime-py 0.15.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 178 packages to latest compatible versions
[INFO] [stderr]       Adding indoc-impl v0.3.6 (available: v0.3.7)
[INFO] [stderr]       Adding pyo3 v0.8.5 (available: v0.28.3)
[INFO] [stderr]       Adding region v2.2.0 (available: v3.0.2)
[INFO] [stderr]       Adding target-lexicon v0.10.0 (available: v0.13.5)
[INFO] [stderr]       Adding wasmparser v0.51.4 (available: v0.247.0)
[INFO] [stderr]       Adding wasmtime v0.15.0 (available: v44.0.0)
[INFO] [stderr]       Adding wasmtime-wasi v0.15.0 (available: v44.0.0)
[INFO] [stderr]       Adding zstd-sys v1.4.18+zstd.1.4.7 (available: v1.6.3+zstd.1.5.2)
[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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e53d6827e0f109d14b7eadb13c6e4ba6c08a0b64740d977a0e7ad1eca69aa73
[INFO] running `Command { std: "docker" "start" "-a" "8e53d6827e0f109d14b7eadb13c6e4ba6c08a0b64740d977a0e7ad1eca69aa73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e53d6827e0f109d14b7eadb13c6e4ba6c08a0b64740d977a0e7ad1eca69aa73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e53d6827e0f109d14b7eadb13c6e4ba6c08a0b64740d977a0e7ad1eca69aa73", kill_on_drop: false }`
[INFO] [stdout] 8e53d6827e0f109d14b7eadb13c6e4ba6c08a0b64740d977a0e7ad1eca69aa73
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ce3c0c084f4de4bb53579391d6a34f8136d8461391ed3549f053a60ccd4bf19
[INFO] running `Command { std: "docker" "start" "-a" "8ce3c0c084f4de4bb53579391d6a34f8136d8461391ed3549f053a60ccd4bf19", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.62.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling zstd-safe v2.0.6+zstd.1.4.7
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling wasmparser v0.51.4
[INFO] [stderr]    Compiling simd-adler32 v0.3.9
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling wasmtime-environ v0.15.0
[INFO] [stderr]    Compiling leb128 v0.2.6
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling wast v22.0.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.27
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling gimli v0.20.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling wasm-encoder v0.247.0
[INFO] [stderr]    Compiling wasi-common v0.15.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling bumpalo v3.20.2
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling object v0.18.0
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling inventory v0.1.11
[INFO] [stderr]    Compiling unindent v0.1.11
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stderr]    Compiling cc v1.2.61
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling filetime v0.2.27
[INFO] [stderr]    Compiling wasmtime-wasi v0.15.0
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling yanix v0.15.0
[INFO] [stderr]    Compiling file-per-thread-logger v0.1.6
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling wast v247.0.0
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling ghost v0.1.20
[INFO] [stderr]    Compiling pyo3-derive-backend v0.8.5
[INFO] [stderr]    Compiling zstd-sys v1.4.18+zstd.1.4.7
[INFO] [stderr]    Compiling wasmtime-runtime v0.15.0
[INFO] [stderr]    Compiling raw-cpuid v7.0.4
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling witx v0.8.8
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling inventory-impl v0.1.11
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling pyo3cls v0.8.5
[INFO] [stderr]    Compiling scroll v0.10.2
[INFO] [stderr]    Compiling indoc v0.3.6
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling wiggle-generate v0.15.0
[INFO] [stderr]    Compiling goblin v0.1.3
[INFO] [stderr]    Compiling wig v0.15.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling wiggle-macro v0.15.0
[INFO] [stderr]    Compiling wiggle v0.15.0
[INFO] [stderr]    Compiling cranelift-entity v0.62.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.62.0
[INFO] [stderr]    Compiling cranelift-bforest v0.62.0
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling string-interner v0.7.1
[INFO] [stderr]    Compiling pyo3 v0.8.5
[INFO] [stderr]    Compiling faerie v0.15.0
[INFO] [stderr]    Compiling wat v1.247.0
[INFO] [stderr] error: failed to run custom build command for `pyo3 v0.8.5`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/pyo3-b860af531eb7e0e4/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (2016) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pyo3-0.8.5/build.rs:542:9:
[INFO] [stderr]   Error: pyo3 requires a nightly or dev version of Rust.
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x609174023c7a - std[128c3efe2914e152]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x609174023c7a - std[128c3efe2914e152]::backtrace_rs::backtrace::trace_unsynchronized::<std[128c3efe2914e152]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x609174023c7a - std[128c3efe2914e152]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x609174023c7a - <<std[128c3efe2914e152]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6771d259883166e6]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x609174037dca - <core[6771d259883166e6]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x609174037dca - core[6771d259883166e6]::fmt::write
[INFO] [stderr]      6:     0x6091740282f2 - std[128c3efe2914e152]::io::default_write_fmt::<std[128c3efe2914e152]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:621:11
[INFO] [stderr]      7:     0x6091740282f2 - <std[128c3efe2914e152]::sys::stdio::unix::Stderr as std[128c3efe2914e152]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:1976:13
[INFO] [stderr]      8:     0x609174008acf - <std[128c3efe2914e152]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x609174008acf - std[128c3efe2914e152]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x60917401f131 - std[128c3efe2914e152]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x60917401f2eb - std[128c3efe2914e152]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x6091740080ec - std[128c3efe2914e152]::panicking::begin_panic::<&str>::{closure#0}
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:762:9
[INFO] [stderr]     13:     0x609173ffdda9 - std[128c3efe2914e152]::sys::backtrace::__rust_end_short_backtrace::<std[128c3efe2914e152]::panicking::begin_panic<&str>::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x609173ffb620 - std[128c3efe2914e152]::panicking::begin_panic::<&str>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:761:5
[INFO] [stderr]     15:     0x609173d46904 - build_script_build::check_rustc_version::h327b2eaa95d8544e
[INFO] [stderr]     16:     0x609173d49334 - build_script_build::main::h0ae20ad392007a51
[INFO] [stderr]     17:     0x609173d3f48e - core::ops::function::FnOnce::call_once::hd17f56264b6ed63a
[INFO] [stderr]     18:     0x609173d33c9d - std::sys::backtrace::__rust_begin_short_backtrace::haa936e0018a10c1c
[INFO] [stderr]     19:     0x609173d3bc4f - std::rt::lang_start::{{closure}}::h0a020b33b77dba90
[INFO] [stderr]     20:     0x60917401e224 - <&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     21:     0x60917401e224 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::<&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stderr]     22:     0x60917401e224 - std[128c3efe2914e152]::panicking::catch_unwind::<i32, &dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stderr]     23:     0x60917401e224 - std[128c3efe2914e152]::panic::catch_unwind::<&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stderr]     24:     0x60917401e224 - std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/rt.rs:175:24
[INFO] [stderr]     25:     0x60917401e224 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::<std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stderr]     26:     0x60917401e224 - std[128c3efe2914e152]::panicking::catch_unwind::<isize, std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stderr]     27:     0x60917401e224 - std[128c3efe2914e152]::panic::catch_unwind::<std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stderr]     28:     0x60917401e224 - std[128c3efe2914e152]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/rt.rs:171:5
[INFO] [stderr]     29:     0x609173d3bc31 - std::rt::lang_start::h3adb6660b89d74d1
[INFO] [stderr]     30:     0x609173d4b9d5 - main
[INFO] [stderr]     31:     0x77e703fd91ca - <unknown>
[INFO] [stderr]     32:     0x77e703fd928b - __libc_start_main
[INFO] [stderr]     33:     0x609173d30cd5 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8ce3c0c084f4de4bb53579391d6a34f8136d8461391ed3549f053a60ccd4bf19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce3c0c084f4de4bb53579391d6a34f8136d8461391ed3549f053a60ccd4bf19", kill_on_drop: false }`
[INFO] [stdout] 8ce3c0c084f4de4bb53579391d6a34f8136d8461391ed3549f053a60ccd4bf19
