[INFO] fetching crate melnode 0.20.8...
[INFO] checking melnode-0.20.8 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate melnode 0.20.8 into /workspace/builds/worker-5-tc1/source
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate melnode 0.20.8
[INFO] finished tweaking crates.io crate melnode 0.20.8
[INFO] tweaked toml for crates.io crate melnode 0.20.8 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate melnode 0.20.8 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate melnode 0.20.8 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded novasmt v0.2.20
[INFO] [stderr]   Downloaded melstructs v0.3.2
[INFO] [stderr]   Downloaded parse-display v0.5.5
[INFO] [stderr]   Downloaded tip911-stakeset v0.0.2
[INFO] [stderr]   Downloaded imbl-sized-chunks v0.1.2
[INFO] [stderr]   Downloaded mintex v0.1.3
[INFO] [stderr]   Downloaded reusable-box-future v0.2.0
[INFO] [stderr]   Downloaded nanorpc-http v0.1.3
[INFO] [stderr]   Downloaded melbootstrap v0.8.5
[INFO] [stderr]   Downloaded http-body-util v0.1.0-rc.2
[INFO] [stderr]   Downloaded jemallocator-global v0.3.2
[INFO] [stderr]   Downloaded melblkidx v0.7.4
[INFO] [stderr]   Downloaded dhat v0.3.3
[INFO] [stderr]   Downloaded melpow v0.1.1
[INFO] [stderr]   Downloaded melprot v0.13.7
[INFO] [stderr]   Downloaded imbl v2.0.3
[INFO] [stderr]   Downloaded melstf v0.12.3
[INFO] [stderr]   Downloaded melvm v0.1.1
[INFO] [stderr]   Downloaded melnet2 v0.3.1
[INFO] [stderr]   Downloaded defmac v0.2.1
[INFO] [stderr]   Downloaded dns-lookup v1.0.8
[INFO] [stderr]   Downloaded rusqlite v0.28.0
[INFO] [stderr]   Downloaded hyper v1.0.0-rc.2
[INFO] [stderr]   Downloaded public-ip v0.2.2
[INFO] [stderr]   Downloaded catvec v0.1.6
[INFO] [stderr]   Downloaded nanorpc v0.1.12
[INFO] [stderr]   Downloaded smolscale v0.3.54
[INFO] [stderr]   Downloaded async-channel v2.3.0
[INFO] [stderr]   Downloaded async-compat v0.2.3
[INFO] [stderr]   Downloaded lz4_flex v0.9.5
[INFO] [stderr]   Downloaded hyper-system-resolver v0.5.0
[INFO] [stderr]   Downloaded smol_str v0.1.24
[INFO] [stderr]   Downloaded smol-timeout v0.6.0
[INFO] [stderr]   Downloaded nanorpc-derive v0.1.5
[INFO] [stderr]   Downloaded parse-display-derive v0.5.5
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.29.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.29.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.29.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.29.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.29.0
[INFO] [stderr]   Downloaded honggfuzz v0.5.55
[INFO] [stderr]   Downloaded windows v0.29.0
[INFO] [stderr]   Downloaded meshanina v0.4.2
[INFO] [stderr]   Downloaded default-net v0.6.0
[INFO] [stderr]   Downloaded streamlette v0.2.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4999d94cc1a291bb09cd5b8ce7a123e0a8b8f3b20424d95b2e6a775a3534ef7d
[INFO] running `Command { std: "docker" "start" "-a" "4999d94cc1a291bb09cd5b8ce7a123e0a8b8f3b20424d95b2e6a775a3534ef7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4999d94cc1a291bb09cd5b8ce7a123e0a8b8f3b20424d95b2e6a775a3534ef7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4999d94cc1a291bb09cd5b8ce7a123e0a8b8f3b20424d95b2e6a775a3534ef7d", kill_on_drop: false }`
[INFO] [stdout] 4999d94cc1a291bb09cd5b8ce7a123e0a8b8f3b20424d95b2e6a775a3534ef7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8450aaff4d7b8df2042e58b7cca4fd0fac903188854907f1c9cd145844f833c
[INFO] running `Command { std: "docker" "start" "-a" "f8450aaff4d7b8df2042e58b7cca4fd0fac903188854907f1c9cd145844f833c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.201
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling blake3 v1.5.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling syn v2.0.63
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking zerocopy v0.7.34
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking event-listener v5.3.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling moka v0.9.9
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking subtle-ng v2.5.0
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking piper v0.2.2
[INFO] [stderr]     Checking curve25519-dalek-ng v4.1.1
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling libsqlite3-sys v0.25.2
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking async-channel v2.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking either v1.11.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling mini-moka v0.10.3
[INFO] [stderr]     Checking blocking v1.6.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.201
[INFO] [stderr]    Compiling thiserror-impl v1.0.60
[INFO] [stderr]    Compiling derive_arbitrary v1.3.2
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling syn-mid v0.5.4
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling serde_repr v0.1.19
[INFO] [stderr]    Compiling async-trait v0.1.80
[INFO] [stderr]     Checking polling v3.7.0
[INFO] [stderr]     Checking arbitrary v1.3.2
[INFO] [stderr]     Checking async-io v2.3.2
[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/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/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="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=d2875a6432662381 -C extra-filename=-f1ea9337274c22fb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-26cc22cd40e32dc7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-1bb94451aaaf2f65.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f8450aaff4d7b8df2042e58b7cca4fd0fac903188854907f1c9cd145844f833c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8450aaff4d7b8df2042e58b7cca4fd0fac903188854907f1c9cd145844f833c", kill_on_drop: false }`
[INFO] [stdout] f8450aaff4d7b8df2042e58b7cca4fd0fac903188854907f1c9cd145844f833c