[INFO] cloning repository https://github.com/l4dalelong85/narwhaa
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/l4dalelong85/narwhaa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl4dalelong85%2Fnarwhaa", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl4dalelong85%2Fnarwhaa'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ad5a7668e3b4fc5fb91f8624f021f31e4b0c9e4
[INFO] testing l4dalelong85/narwhaa against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl4dalelong85%2Fnarwhaa" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/l4dalelong85/narwhaa
[INFO] finished tweaking git repo https://github.com/l4dalelong85/narwhaa
[INFO] tweaked toml for git repo https://github.com/l4dalelong85/narwhaa written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/l4dalelong85/narwhaa 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 git repo https://github.com/l4dalelong85/narwhaa 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] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /workspace/builds/worker-0-tc2/source/workspace-hack/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2b1667055c09d380e69ed71425aba26837df1edf2c1458f73164400f95a83568
[INFO] running `Command { std: "docker" "start" "-a" "2b1667055c09d380e69ed71425aba26837df1edf2c1458f73164400f95a83568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b1667055c09d380e69ed71425aba26837df1edf2c1458f73164400f95a83568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b1667055c09d380e69ed71425aba26837df1edf2c1458f73164400f95a83568", kill_on_drop: false }`
[INFO] [stdout] 2b1667055c09d380e69ed71425aba26837df1edf2c1458f73164400f95a83568
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4ccbda1cb61cfe48c2ad0f3fb91c3d5a16f0a4ef9077ad229783617921a805fb
[INFO] running `Command { std: "docker" "start" "-a" "4ccbda1cb61cfe48c2ad0f3fb91c3d5a16f0a4ef9077ad229783617921a805fb", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /opt/rustwide/workdir/workspace-hack/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling thiserror v1.0.35
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling tokio v1.21.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling futures-sink v0.3.24
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling futures-io v0.3.24
[INFO] [stderr]    Compiling itertools v0.10.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling anyhow v1.0.65
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling tracing-core v0.1.29
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling block-buffer v0.10.2
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling prettyplease v0.1.18
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling digest v0.10.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]    Compiling paste v1.0.8
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling socket2 v0.4.6
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling time v0.3.14
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling which v4.3.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling clang-sys v1.3.3
[INFO] [stderr]    Compiling prost-build v0.10.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling base64ct v1.5.2
[INFO] [stderr]    Compiling const-oid v0.9.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling bindgen v0.60.1
[INFO] [stderr]    Compiling hdrhistogram v7.5.2
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling zstd-sys v2.0.1+zstd.1.5.2
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling signature v1.6.3
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling keccak v0.1.2
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling pre-proc-macro v0.2.1
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling rusticata-macros v4.1.0
[INFO] [stderr]    Compiling secp256k1-sys v0.6.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling matchit v0.5.0
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling rustversion v1.0.9
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling blst v0.3.10
[INFO] [stderr]    Compiling clear_on_drop v0.2.5
[INFO] [stderr]    Compiling rustls-pemfile v0.2.1
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling crossbeam-queue v0.3.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling subtle-ng v2.5.0
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling http-range-header v0.3.0
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling oid-registry v0.6.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling ff v0.12.0
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling sync_wrapper v0.1.1
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling protobuf v2.27.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling base16ct v0.1.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling group v0.12.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling pre v0.2.1
[INFO] [stderr]    Compiling yasna v0.5.0
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling ark-std v0.3.0
[INFO] [stderr]    Compiling rustls-pemfile v1.0.1
[INFO] [stderr]    Compiling pem v1.1.0
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling unsigned-varint v0.7.1
[INFO] [stderr]    Compiling integer-encoding v3.0.4
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling os_str_bytes v6.2.0
[INFO] [stderr]    Compiling bitcoin_hashes v0.11.0
[INFO] [stderr]    Compiling predicates-core v1.0.3
[INFO] [stderr]    Compiling prometheus v0.13.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling thrift v0.15.0
[INFO] [stderr]    Compiling plotters-svg v0.3.3
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling hkdf v0.12.3
[INFO] [stderr]    Compiling gethostname v0.2.3
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling object v0.29.0
[INFO] [stderr]    Compiling retain_mut v0.1.7
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling darling_core v0.14.1
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling rcgen v0.9.3
[INFO] [stderr]    Compiling bytemuck v1.12.1
[INFO] [stderr]    Compiling anemo-build v0.0.0 (https://github.com/mystenlabs/anemo.git?rev=b145cbcf4a1917197e2b9ee6a1523afdb623dbf2#b145cbcf)
[INFO] [stderr]    Compiling termtree v0.2.4
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling serde_test v1.0.144
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling env_logger v0.9.1
[INFO] [stderr]    Compiling predicates v2.1.1
[INFO] [stderr]    Compiling blake2s_simd v1.0.0
[INFO] [stderr]    Compiling predicates-tree v1.0.5
[INFO] [stderr]    Compiling roaring v0.10.1
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.35
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling zeroize_derive v1.3.2
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling zeroize v1.5.7
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-0.15.44/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "visit", "visit-mut"))' -C metadata=beb6738c0894ba41 -C extra-filename=-86a3ba777d0c8373 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9783fc0a3589e099.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e1655cf197c18a18.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-a37b0c17a92908c3.rmeta --cap-lints allow --cap-lints=warn --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4ccbda1cb61cfe48c2ad0f3fb91c3d5a16f0a4ef9077ad229783617921a805fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ccbda1cb61cfe48c2ad0f3fb91c3d5a16f0a4ef9077ad229783617921a805fb", kill_on_drop: false }`
[INFO] [stdout] 4ccbda1cb61cfe48c2ad0f3fb91c3d5a16f0a4ef9077ad229783617921a805fb
