[INFO] fetching crate owasm-vm 0.3.1...
[INFO] testing owasm-vm-0.3.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate owasm-vm 0.3.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate owasm-vm 0.3.1
[INFO] finished tweaking crates.io crate owasm-vm 0.3.1
[INFO] tweaked toml for crates.io crate owasm-vm 0.3.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate owasm-vm 0.3.1 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 195 packages to latest compatible versions
[INFO] [stderr]       Adding clru v0.2.1 (available: v0.6.3)
[INFO] [stderr]       Adding sha2 v0.9.9 (available: v0.11.0)
[INFO] [stderr]       Adding wasmer v2.3.0 (available: v7.1.0)
[INFO] [stderr]       Adding wasmer-middlewares v2.3.0 (available: v7.1.0)
[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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74aef748c39b890a1ee266973c53be6f7a072f5910eb95ae11d100285a88330a
[INFO] running `Command { std: "docker" "start" "-a" "74aef748c39b890a1ee266973c53be6f7a072f5910eb95ae11d100285a88330a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74aef748c39b890a1ee266973c53be6f7a072f5910eb95ae11d100285a88330a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74aef748c39b890a1ee266973c53be6f7a072f5910eb95ae11d100285a88330a", kill_on_drop: false }`
[INFO] [stdout] 74aef748c39b890a1ee266973c53be6f7a072f5910eb95ae11d100285a88330a
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25b3716d09f908b14323444e929c15888c65ceba6e3bbd7c4ed70f8c3bd895a8
[INFO] running `Command { std: "docker" "start" "-a" "25b3716d09f908b14323444e929c15888c65ceba6e3bbd7c4ed70f8c3bd895a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling rkyv v0.7.46
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.27
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling wasmparser v0.83.0
[INFO] [stderr]    Compiling corosensei v0.1.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling region v3.0.2
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling typenum v1.20.0
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling leb128 v0.2.6
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling enum-iterator-derive v0.7.0
[INFO] [stderr]    Compiling ptr_meta v0.1.4
[INFO] [stderr]    Compiling rkyv_derive v0.7.46
[INFO] [stderr]    Compiling loupe-derive v0.1.3
[INFO] [stderr]    Compiling enum-iterator v0.7.0
[INFO] [stderr]    Compiling dynasm v1.2.3
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling wasmer-derive v2.3.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling rust-gmp v0.5.0
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling parity-wasm v0.45.0
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling enumset_derive v0.14.0
[INFO] [stderr]    Compiling owasm-crypto v0.3.1
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling clru v0.2.1
[INFO] [stderr]    Compiling wasm-instrument v0.4.0
[INFO] [stderr]    Compiling enumset v1.1.10
[INFO] [stderr]    Compiling loupe v0.1.3
[INFO] [stderr]    Compiling object v0.28.4
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling wasmer-types v2.3.0
[INFO] [stderr]    Compiling wasmer-compiler v2.3.0
[INFO] [stderr]    Compiling wasmer-artifact v2.3.0
[INFO] [stderr]    Compiling wasmer-object v2.3.0
[INFO] [stderr]    Compiling wasmer-vm v2.3.0
[INFO] [stderr]    Compiling wasmer-engine-universal-artifact v2.3.0
[INFO] [stderr]    Compiling wasmer-engine v2.3.0
[INFO] [stderr]    Compiling wasmer-engine-universal v2.3.0
[INFO] [stderr]    Compiling wasmer-engine-dylib v2.3.0
[INFO] [stderr]    Compiling dynasmrt v1.2.3
[INFO] [stderr]    Compiling wasmer-compiler-singlepass v2.3.0
[INFO] [stderr]    Compiling wasmer v2.3.0
[INFO] [stderr]    Compiling wasmer-middlewares v2.3.0
[INFO] [stderr]    Compiling owasm-vm v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `Command { std: "docker" "inspect" "25b3716d09f908b14323444e929c15888c65ceba6e3bbd7c4ed70f8c3bd895a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25b3716d09f908b14323444e929c15888c65ceba6e3bbd7c4ed70f8c3bd895a8", kill_on_drop: false }`
[INFO] [stdout] 25b3716d09f908b14323444e929c15888c65ceba6e3bbd7c4ed70f8c3bd895a8
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7da1ae54fc1588b4eb6b042f24e046b85832ae0bc916bc2fc20cdd2b63ddb87
[INFO] running `Command { std: "docker" "start" "-a" "f7da1ae54fc1588b4eb6b042f24e046b85832ae0bc916bc2fc20cdd2b63ddb87", kill_on_drop: false }`
[INFO] [stderr]    Compiling owasm-vm v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stdout]    --> src/calls.rs:189:15
[INFO] [stdout]     |
[INFO] [stdout] 189 |     #[cfg(not(tarpaulin))]
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcMFZQhh/symbols.o" "<17 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/{libowasm_crypto-2c28b68aad41d23a,libhex-aa11f1b7b510398f,libgmp-1cc3a91f2b177313,libnum_traits-1a260fd54e063965,libnum_traits-e658f8325bd83daf,libassert_matches-8fbd89c376618e80,libwasm_instrument-f968d411b0c54502,libparity_wasm-b91ba082d4358286,libsha2-f9b82c51dde7e5cd,libcpufeatures-42612946e83e041b,libopaque_debug-358541d85f4133d0,libdigest-68fee59d9101eb12,libblock_buffer-9778e102f4ef6047,libgeneric_array-eb8abed18e7a0fab,libtypenum-0ff6aac9c9cbf9ec,libwasmer_middlewares-0bc960b3af1cc0dd,libtempfile-692f8e709c66a0f2,libgetrandom-d5e48d65e77f44cc,libfastrand-c682da7352a13f70,librustix-21048b92f1c4476a,libbitflags-ef4958a6b0d122c1,liblinux_raw_sys-7b387893cc58ec33,libwasmer-5a571b93342a7699,libwasmer_engine_universal-12d14c9e05000f8d,libwasmer_engine_universal_artifact-f27c0a0c72e7b6fb,libwasmer_compiler_singlepass-4fa915b199d2e351,libdynasmrt-988358a63c35042c,libbyteorder-0d5229b4099d70a3,librayon-598b4789734bf326,librayon_core-50241ec5d763501f,libcrossbeam_deque-1e596f85d25cbf0f,libcrossbeam_epoch-21559997a8cf7ba9,libcrossbeam_utils-d120373eaebf0872,libeither-17f13debee93d048,libgimli-cdf1a162a713a813,libfallible_iterator-487bee8b3bb3afa5,libstable_deref_trait-b7be76e5d840f58a,libwasmer_engine-a70aad3dbf4d65ba,libmemmap2-a9b7337c4bcb3479,libwasmer_vm-3240e053b3297636,libregion-38ef482fc7e0f560,libbitflags-a9851ebd0ab18f47,liblazy_static-58edaf41543212f3,libcorosensei-fc610615d80f0cae,libscopeguard-f69eea3ea85c2482,libbacktrace-5e7bcfb99f2d21ce,libminiz_oxide-876531fec8f88f50,libadler2-d79a48072fdcd8a1,libobject-8af8acb4fd309f7b,libmemchr-9c99a16d1eb4a64c,libaddr2line-8edaf35b25d47741,libgimli-d1a91ed09221395a,librustc_demangle-c6744558e71319f9,libmemoffset-b26fa28efbac336b,libwasmer_artifact-bfe9076bb026dbac,libwasmer_compiler-444928016d2b80c3,libserde_bytes-6da448c441e5b079,libsmallvec-f1edee636e9ac88b,libtarget_lexicon-5aafa59f577592e4,libwasmparser-23f1910e4661bb92,libwasmer_types-ffe20734d6e012ad,libmore_asserts-0bcbcf5ab3f8bc01,libenum_iterator-f2e5cbecd18f12fb,librkyv-1d2cdabb3f302d72,libseahash-ec99d5606549d35c,libptr_meta-3e09247ba9dcdc90,libenumset-ccb09c94e1c2f310,libloupe-7d1eb32f686e136d,libindexmap-2d4b7510d1f72284,libhashbrown-2a02155aaf0d99f9,libahash-16e6ad9070146391,libgetrandom-63a0d8e9b7d5ff11,liblibc-888a1f8dee916e26,libcfg_if-73907a425b6e514e,libonce_cell-0ac012fec71d6948,libserde-11e15a10ebf7bc9a,libserde_core-8135bc200300fdaf,libthiserror-c765abbfaeb5996d,libclru-9421e0a8c2fd9ffe}.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" "-lgmp" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustcMFZQhh/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" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/owasm_vm-d3d7889da908bad7" "-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: __rust_probestack
[INFO] [stdout]           >>> referenced by libcalls.rs:690 (src/libcalls.rs:690)
[INFO] [stdout]           >>>               wasmer_vm-3240e053b3297636.wasmer_vm.cd1c65e29121d947-cgu.10.rcgu.o:(wasmer_vm_probestack) in archive /opt/rustwide/target/debug/deps/libwasmer_vm-3240e053b3297636.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `owasm-vm` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "f7da1ae54fc1588b4eb6b042f24e046b85832ae0bc916bc2fc20cdd2b63ddb87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7da1ae54fc1588b4eb6b042f24e046b85832ae0bc916bc2fc20cdd2b63ddb87", kill_on_drop: false }`
[INFO] [stdout] f7da1ae54fc1588b4eb6b042f24e046b85832ae0bc916bc2fc20cdd2b63ddb87
