[INFO] fetching crate iroh-content-discovery-cli 0.2.0...
[INFO] testing iroh-content-discovery-cli-0.2.0 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate iroh-content-discovery-cli 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate iroh-content-discovery-cli 0.2.0
[INFO] finished tweaking crates.io crate iroh-content-discovery-cli 0.2.0
[INFO] tweaked toml for crates.io crate iroh-content-discovery-cli 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iroh-content-discovery-cli 0.2.0 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate iroh-content-discovery-cli 0.2.0 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2744acf88bda3776cb16bf9da01818e4b5aeda2e25267c7b0af0b8ee0dbf7bce
[INFO] running `Command { std: "docker" "start" "-a" "2744acf88bda3776cb16bf9da01818e4b5aeda2e25267c7b0af0b8ee0dbf7bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2744acf88bda3776cb16bf9da01818e4b5aeda2e25267c7b0af0b8ee0dbf7bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2744acf88bda3776cb16bf9da01818e4b5aeda2e25267c7b0af0b8ee0dbf7bce", kill_on_drop: false }`
[INFO] [stdout] 2744acf88bda3776cb16bf9da01818e4b5aeda2e25267c7b0af0b8ee0dbf7bce
[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-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fec52edd654c03177b153ab2742cc0fb60505b78a6df77fed68317f86d40c3f
[INFO] running `Command { std: "docker" "start" "-a" "9fec52edd654c03177b153ab2742cc0fb60505b78a6df77fed68317f86d40c3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.25
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling writeable v0.6.1
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling rustls v0.23.28
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling winnow v0.7.11
[INFO] [stderr]    Compiling regex-lite v0.1.6
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling diatomic-waker v0.2.3
[INFO] [stderr]    Compiling cordyceps v0.3.4
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling n0-future v0.1.3
[INFO] [stderr]    Compiling ucd-parse v0.1.13
[INFO] [stderr]    Compiling iroh-quinn-udp v0.5.7
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling futures-buffered v0.2.11
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling cobs v0.2.3
[INFO] [stderr]    Compiling rustls-native-certs v0.8.1
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling webpki-roots v1.0.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling syn-mid v0.5.4
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling iroh-quinn v0.14.0
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling btparse v0.2.0
[INFO] [stderr]    Compiling backtrace v0.3.75
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling moka v0.12.10
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling no-std-net v0.6.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling pnet_base v0.34.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling matchers v0.1.0
[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-2026-03-05-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.103/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=659db869840e3372 -C extra-filename=-f1857f87d64fedf7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-69590df136bf7863.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e25e27a337ef430a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-958b805d9ab3f4fe.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9fec52edd654c03177b153ab2742cc0fb60505b78a6df77fed68317f86d40c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fec52edd654c03177b153ab2742cc0fb60505b78a6df77fed68317f86d40c3f", kill_on_drop: false }`
[INFO] [stdout] 9fec52edd654c03177b153ab2742cc0fb60505b78a6df77fed68317f86d40c3f
