[INFO] fetching crate spec-ai-knowledge-graph 0.6.0-prerelease.12...
[INFO] testing spec-ai-knowledge-graph-0.6.0-prerelease.12 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate spec-ai-knowledge-graph 0.6.0-prerelease.12 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate spec-ai-knowledge-graph 0.6.0-prerelease.12
[INFO] finished tweaking crates.io crate spec-ai-knowledge-graph 0.6.0-prerelease.12
[INFO] tweaked toml for crates.io crate spec-ai-knowledge-graph 0.6.0-prerelease.12 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spec-ai-knowledge-graph 0.6.0-prerelease.12 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 spec-ai-knowledge-graph 0.6.0-prerelease.12 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-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] 708faeda5ca727ea745079a3261a22e8cc7148798b0d84efc3e507fbb1a6077a
[INFO] running `Command { std: "docker" "start" "-a" "708faeda5ca727ea745079a3261a22e8cc7148798b0d84efc3e507fbb1a6077a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "708faeda5ca727ea745079a3261a22e8cc7148798b0d84efc3e507fbb1a6077a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "708faeda5ca727ea745079a3261a22e8cc7148798b0d84efc3e507fbb1a6077a", kill_on_drop: false }`
[INFO] [stdout] 708faeda5ca727ea745079a3261a22e8cc7148798b0d84efc3e507fbb1a6077a
[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] ab12627492f44aa933b171953399cae0c9edaf93bcc751dfc6aa696119751fbe
[INFO] running `Command { std: "docker" "start" "-a" "ab12627492f44aa933b171953399cae0c9edaf93bcc751dfc6aa696119751fbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling arrow-schema v56.2.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling lexical-util v1.0.7
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling lexical-parse-integer v1.0.6
[INFO] [stderr]    Compiling lexical-write-integer v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling filetime v0.2.26
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling lexical-write-float v1.0.6
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling lexical-parse-float v1.0.6
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling rust_decimal v1.39.0
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling lexical-core v1.0.6
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stderr]    Compiling xattr v1.6.1
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling tar v0.4.44
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling strum v0.27.2
[INFO] [stderr]    Compiling comfy-table v7.1.2
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling libduckdb-sys v1.4.1
[INFO] [stderr]    Compiling arrow-buffer v56.2.0
[INFO] [stderr]    Compiling arrow-data v56.2.0
[INFO] [stderr]    Compiling arrow-array v56.2.0
[INFO] [stderr]    Compiling arrow-select v56.2.0
[INFO] [stderr]    Compiling arrow-row v56.2.0
[INFO] [stderr]    Compiling arrow-arith v56.2.0
[INFO] [stderr]    Compiling arrow-cast v56.2.0
[INFO] [stderr]    Compiling arrow-ord v56.2.0
[INFO] [stderr]    Compiling arrow-string v56.2.0
[INFO] [stderr]    Compiling arrow v56.2.0
[INFO] [stderr]    Compiling duckdb v1.4.1
[INFO] [stderr]    Compiling spec-ai-knowledge-graph v0.6.0-prerelease.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `Command { std: "docker" "inspect" "ab12627492f44aa933b171953399cae0c9edaf93bcc751dfc6aa696119751fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab12627492f44aa933b171953399cae0c9edaf93bcc751dfc6aa696119751fbe", kill_on_drop: false }`
[INFO] [stdout] ab12627492f44aa933b171953399cae0c9edaf93bcc751dfc6aa696119751fbe
[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] aa79c6c1054958d40d955f23433f51c93a1afec41d42b714ba935a47f425f68d
[INFO] running `Command { std: "docker" "start" "-a" "aa79c6c1054958d40d955f23433f51c93a1afec41d42b714ba935a47f425f68d", kill_on_drop: false }`
[INFO] [stderr]    Compiling spec-ai-knowledge-graph v0.6.0-prerelease.12 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcmJUQ01/symbols.o" "<10 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/{libserde_json-23753c20e87f9163,libitoa-ba08b808be5ac239,libduckdb-fdbb619be6d6aa17,libcast-b72a11162cc6742f,librust_decimal-ddef2f2aa98a768a,libarrayvec-42ec82495f58999a,libfallible_streaming_iterator-7982aad940bdcab8,libfallible_iterator-95f09b8523ec2280,libstrum-150664d50f40f12e,libhashlink-6b11b85a4d9fe090,libhashbrown-fafc4a84df4cf210,libfoldhash-7e366b41c3133c29,libarrow-32564d47fc73bd6e,libarrow_row-b497f2cc3635f3ca,libarrow_string-ec1e6a2ec7b719e1,libregex-9b921ecb87b8d6f0,libregex_automata-b65726c10123c253,libaho_corasick-f1af112c5e1646db,libregex_syntax-c544cdf8db1ac240,libmemchr-b567a4d9673dfb1d,libarrow_cast-7054e908bf0f16ea,libatoi-1e2a0c58984855b8,libryu-b4971a7af0446da6,libbase64-29d4d4232c317d5e,libcomfy_table-c061ee6cb07babcc,libunicode_width-052de3cc9bfeee26,libstrum-02a600a2554938bf,liblexical_core-e822e8bbd71c9263,liblexical_write_float-093840555c10243c,liblexical_write_integer-a75d34443c0dc770,liblexical_parse_float-84716db9daf9b420,liblexical_parse_integer-c0b7ad52e83cf8ac,liblexical_util-883d7182fd40e7ba,libarrow_arith-aaf143c8e8e6377e,libarrow_ord-94dd40efc394871d,libarrow_select-acff6967322dc2f7,libarrow_array-be93c95249df0359,libahash-02dfd5c1703dc283,libgetrandom-13c11495c1406db2,liblibc-6d94b648b84bca61,libonce_cell-21f17c25227fa7a1,libhashbrown-d7031b8699cda8af,libarrow_data-d14bbd32e7c978a1,libarrow_schema-8a31af1f43258043,libbitflags-cd6205512b47de5d,libarrow_buffer-7c3fad3bc3fdfbff,libbytes-8160c0ff9646c5ab,libhalf-efc0ae3a4fa26d88,libcfg_if-73907a425b6e514e,libzerocopy-e2aec8b10a7236b7,libnum-39b63d5c734dd8df,libnum_iter-c4f84dc6f25ecd08,libnum_rational-03b48db3a44ccf27,libnum_complex-d6719c0b5823b76d,libnum_bigint-b952899b7881fd64,libnum_integer-a93b3e8e8b3733cf,liblibduckdb_sys-110d2b708831731e,libchrono-3f22742892f387d1,libiana_time_zone-cfc0892ae7b7a99c,libnum_traits-93d50dda844d4771,libserde-fa11b2a20d0920c3,libserde_core-6504fde8f3d6c9d3,libanyhow-bf2ca2eac6d23ebd}.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" "-lc" "-lm" "-lrt" "-lpthread" "-lduckdb" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustcmJUQ01/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/spec_ai_knowledge_graph-ed3d15fc7c1c6cd0" "-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: unable to find library -lduckdb
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spec-ai-knowledge-graph` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "aa79c6c1054958d40d955f23433f51c93a1afec41d42b714ba935a47f425f68d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa79c6c1054958d40d955f23433f51c93a1afec41d42b714ba935a47f425f68d", kill_on_drop: false }`
[INFO] [stdout] aa79c6c1054958d40d955f23433f51c93a1afec41d42b714ba935a47f425f68d
