[INFO] cloning repository https://github.com/flbn/ark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flbn/ark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflbn%2Fark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflbn%2Fark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64b23a13163ea72b129713b5ee4931d7c9aac6cc
[INFO] checking flbn/ark against try#595142ec72045c7f2fab2923de8e59995a52e6e7 for pr-151830
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflbn%2Fark" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/flbn/ark
[INFO] finished tweaking git repo https://github.com/flbn/ark
[INFO] tweaked toml for git repo https://github.com/flbn/ark written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/flbn/ark on toolchain 595142ec72045c7f2fab2923de8e59995a52e6e7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/flbn/ark 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" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90e901d26e6370b2079fe32ea57f7c48efccd4a9def8d0255030c8a1a25db664
[INFO] running `Command { std: "docker" "start" "-a" "90e901d26e6370b2079fe32ea57f7c48efccd4a9def8d0255030c8a1a25db664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90e901d26e6370b2079fe32ea57f7c48efccd4a9def8d0255030c8a1a25db664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90e901d26e6370b2079fe32ea57f7c48efccd4a9def8d0255030c8a1a25db664", kill_on_drop: false }`
[INFO] [stdout] 90e901d26e6370b2079fe32ea57f7c48efccd4a9def8d0255030c8a1a25db664
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 510d7dc50d72190ee40802d56847e742b85a8b87e463db84748e38c927ae273d
[INFO] running `Command { std: "docker" "start" "-a" "510d7dc50d72190ee40802d56847e742b85a8b87e463db84748e38c927ae273d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.104
[INFO] [stderr]    Compiling libc v0.2.179
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling portable-atomic v1.13.0
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking tinyvec v1.10.0
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking gix-trace v0.1.16
[INFO] [stderr]     Checking zlib-rs v0.5.5
[INFO] [stderr]    Compiling cc v1.2.51
[INFO] [stderr]     Checking faster-hex v0.10.0
[INFO] [stderr]     Checking winnow v0.7.14
[INFO] [stderr]     Checking jiff v0.2.17
[INFO] [stderr]    Compiling rustls v0.23.35
[INFO] [stderr]     Checking const-oid v0.10.1
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking base64ct v1.8.2
[INFO] [stderr]     Checking diatomic-waker v0.2.3
[INFO] [stderr]     Checking cordyceps v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]     Checking spin v0.10.0
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking pem-rfc7468 v1.0.0
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling curve25519-dalek v5.0.0-pre.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking futures-buffered v0.2.12
[INFO] [stderr]    Compiling indexmap v2.12.1
[INFO] [stderr]    Compiling n0-future v0.3.1
[INFO] [stderr]     Checking gix-utils v0.3.1
[INFO] [stderr]    Compiling iroh-quinn-udp v0.5.7
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking unicode-bom v2.0.3
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v2.0.113
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking signature v3.0.0-rc.6
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking kstring v2.0.2
[INFO] [stderr]     Checking netlink-packet-core v0.8.1
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking data-encoding v2.9.0
[INFO] [stderr]     Checking libz-rs-sys v0.5.5
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling iroh-quinn v0.14.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]     Checking iri-string v0.7.10
[INFO] [stderr]     Checking shell-words v1.1.1
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking memmap2 v0.9.9
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking gix-sec v0.12.2
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking tempfile v3.24.0
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking uuid v1.19.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking netlink-packet-route v0.25.1
[INFO] [stderr]    Compiling logos-codegen v0.15.1
[INFO] [stderr]    Compiling pkarr v5.0.0
[INFO] [stderr]    Compiling netwatch v0.12.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]     Checking self_cell v1.2.2
[INFO] [stderr]     Checking xml-rs v0.8.28
[INFO] [stderr]     Checking sha1-checked v0.10.0
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]     Checking base32 v0.5.1
[INFO] [stderr]     Checking tagptr v0.2.0
[INFO] [stderr]     Checking filetime v0.2.26
[INFO] [stderr]    Compiling iroh-relay v0.95.1
[INFO] [stderr]     Checking simple-dns v0.9.3
[INFO] [stderr]     Checking xmltree v0.10.3
[INFO] [stderr]     Checking base16ct v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]     Checking resolv-conf v0.7.6
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]    Compiling toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]     Checking lru v0.13.0
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]    Compiling pest v2.8.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking uluru v3.1.0
[INFO] [stderr]     Checking pem v3.0.6
[INFO] [stderr]     Checking yasna v0.5.2
[INFO] [stderr]    Compiling iroh v0.95.1
[INFO] [stderr]     Checking lru v0.16.2
[INFO] [stderr]     Checking z32 v1.3.0
[INFO] [stderr]     Checking clru v0.6.2
[INFO] [stderr]     Checking tracing-subscriber v0.3.22
[INFO] [stderr]     Checking imara-diff v0.1.8
[INFO] [stderr]     Checking arc-swap v1.8.0
[INFO] [stderr]    Compiling zmij v1.0.9
[INFO] [stderr]     Checking genawaiter-macro v0.99.1
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]     Checking btparse v0.2.0
[INFO] [stderr]    Compiling redb v2.6.3
[INFO] [stderr]     Checking binary-merge v0.1.2
[INFO] [stderr]     Checking globset v0.4.18
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking color-backtrace v0.7.2
[INFO] [stderr]     Checking serde_spanned v1.0.4
[INFO] [stderr]     Checking positioned-io v0.3.5
[INFO] [stderr]    Compiling fs-err v3.2.2
[INFO] [stderr]    Compiling iroh-blobs v0.97.0
[INFO] [stderr]    Compiling redb v3.1.0
[INFO] [stderr]    Compiling camino v1.2.2
[INFO] [stderr]    Compiling serde_json v1.0.148
[INFO] [stderr]     Checking toml_writer v1.0.6+spec-1.1.0
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking clap_builder v4.5.54
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]     Checking ignore v0.4.25
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]    Compiling pest_meta v2.8.5
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking reflink-copy v0.1.28
[INFO] [stderr]     Checking pollster v0.4.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]     Checking dunce v1.0.5
[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/595142ec72045c7f2fab2923de8e59995a52e6e7/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.113/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="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", "test", "visit", "visit-mut"))' -C metadata=6f80a55b3c49a947 -C extra-filename=-67a165ac2d15c624 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0857234c7afb9dee.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-8ce6644e18674a5b.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9533002ac35f5809.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" "510d7dc50d72190ee40802d56847e742b85a8b87e463db84748e38c927ae273d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "510d7dc50d72190ee40802d56847e742b85a8b87e463db84748e38c927ae273d", kill_on_drop: false }`
[INFO] [stdout] 510d7dc50d72190ee40802d56847e742b85a8b87e463db84748e38c927ae273d