[INFO] cloning repository https://github.com/karan395/poschain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/karan395/poschain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaran395%2Fposchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaran395%2Fposchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d3e2f1c8b5f1096345009ab7cd24c114e1b932e
[INFO] testing karan395/poschain 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%2Fkaran395%2Fposchain" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/karan395/poschain
[INFO] finished tweaking git repo https://github.com/karan395/poschain
[INFO] tweaked toml for git repo https://github.com/karan395/poschain written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/karan395/poschain 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/karan395/poschain 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: /workspace/builds/worker-5-tc2/source/substrate/primitives/core/fuzz/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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 15ceb0e8c6aa1658e3637c0ccf228e8aedcf5dcb8e07fc2584913417932c09bf
[INFO] running `Command { std: "docker" "start" "-a" "15ceb0e8c6aa1658e3637c0ccf228e8aedcf5dcb8e07fc2584913417932c09bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15ceb0e8c6aa1658e3637c0ccf228e8aedcf5dcb8e07fc2584913417932c09bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15ceb0e8c6aa1658e3637c0ccf228e8aedcf5dcb8e07fc2584913417932c09bf", kill_on_drop: false }`
[INFO] [stdout] 15ceb0e8c6aa1658e3637c0ccf228e8aedcf5dcb8e07fc2584913417932c09bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 90ec93846656aab3ad6d79959ad04e07234b2b0f720b6d9e3c305d3f76e6ff2f
[INFO] running `Command { std: "docker" "start" "-a" "90ec93846656aab3ad6d79959ad04e07234b2b0f720b6d9e3c305d3f76e6ff2f", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/substrate/primitives/core/fuzz/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: profile package spec `reed-solomon-novelpoly` in profile `dev` did not match any packages
[INFO] [stderr] warning: profile package spec `wasmi` in profile `dev` did not match any packages
[INFO] [stderr] 
[INFO] [stderr] help: a package with a similar name exists: `wasi`
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling ahash v0.8.8
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.12
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling winnow v0.5.15
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling const-oid v0.9.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling cpufeatures v0.2.9
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling keccak v0.1.4
[INFO] [stderr]    Compiling constant_time_eq v0.2.6
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling aho-corasick v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling blake2b_simd v1.0.1
[INFO] [stderr]    Compiling platforms v3.0.2
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]    Compiling linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling indexmap v2.2.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling bumpalo v3.13.0
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling zstd-sys v2.0.8+zstd.1.5.5
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling slice-group-by v0.3.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling url v2.4.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling target-lexicon v0.12.11
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling cranelift-isle v0.95.1
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.95.1
[INFO] [stderr]    Compiling base64 v0.21.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.95.1
[INFO] [stderr]    Compiling regalloc2 v0.6.1
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling rustix v0.36.15
[INFO] [stderr]    Compiling errno v0.3.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling wasmtime-runtime v8.0.1
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]    Compiling expander v2.0.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling wasmtime-asm-macros v8.0.1
[INFO] [stderr]    Compiling ref-cast v1.0.20
[INFO] [stderr]    Compiling fs-err v2.9.0
[INFO] [stderr]    Compiling wasmtime-cache v8.0.1
[INFO] [stderr]    Compiling sp-std v14.0.0 (/opt/rustwide/workdir/substrate/primitives/std)
[INFO] [stderr]    Compiling directories-next v2.0.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling wasmtime-jit-icache-coherence v8.0.1
[INFO] [stderr]    Compiling hash-db v0.16.0
[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=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=17bfaefe7dcb1957 -C extra-filename=-70e8a9886c04d2e3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-b569a3a63db0f949.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-112a44d614dcecdf.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-1bbf7b68caad6dab.rmeta --cap-lints allow --cap-lints=warn --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" "90ec93846656aab3ad6d79959ad04e07234b2b0f720b6d9e3c305d3f76e6ff2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90ec93846656aab3ad6d79959ad04e07234b2b0f720b6d9e3c305d3f76e6ff2f", kill_on_drop: false }`
[INFO] [stdout] 90ec93846656aab3ad6d79959ad04e07234b2b0f720b6d9e3c305d3f76e6ff2f
