[INFO] fetching crate flarch 0.9.3...
[INFO] testing flarch-0.9.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate flarch 0.9.3 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate flarch 0.9.3
[INFO] finished tweaking crates.io crate flarch 0.9.3
[INFO] tweaked toml for crates.io crate flarch 0.9.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate flarch 0.9.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate flarch 0.9.3 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded substring v1.4.5
[INFO] [stderr]   Downloaded enum-display v0.1.4
[INFO] [stderr]   Downloaded flmacro v0.9.2
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.50
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.50
[INFO] [stderr]   Downloaded minicov v0.3.7
[INFO] [stderr]   Downloaded sdp v0.7.0
[INFO] [stderr]   Downloaded jiff-static v0.2.13
[INFO] [stderr]   Downloaded stun v0.7.0
[INFO] [stderr]   Downloaded cc v1.2.22
[INFO] [stderr]   Downloaded webrtc-dtls v0.11.0
[INFO] [stderr]   Downloaded webrtc-sctp v0.11.0
[INFO] [stderr]   Downloaded icu_properties_data v2.0.0
[INFO] [stderr]   Downloaded ccm v0.5.0
[INFO] [stderr]   Downloaded p384 v0.13.1
[INFO] [stderr]   Downloaded webrtc v0.12.0
[INFO] [stderr]   Downloaded turn v0.9.0
[INFO] [stderr]   Downloaded webrtc-ice v0.12.0
[INFO] [stderr]   Downloaded rustls v0.23.27
[INFO] [stderr]   Downloaded webrtc-media v0.9.0
[INFO] [stderr]   Downloaded rtcp v0.12.0
[INFO] [stderr]   Downloaded rtp v0.12.0
[INFO] [stderr]   Downloaded enum-display-macro v0.1.4
[INFO] [stderr]   Downloaded jiff v0.2.13
[INFO] [stderr]   Downloaded waitgroup v0.1.2
[INFO] [stderr]   Downloaded interceptor v0.13.0
[INFO] [stderr]   Downloaded icu_properties v2.0.0
[INFO] [stderr]   Downloaded webrtc-mdns v0.8.0
[INFO] [stderr]   Downloaded webrtc-util v0.10.0
[INFO] [stderr]   Downloaded webrtc-data v0.10.0
[INFO] [stderr]   Downloaded webrtc-srtp v0.14.0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 420cb8dcc28213034179b68ce31489fd34df501fc7d231e84351adc575ffbae0
[INFO] running `Command { std: "docker" "start" "-a" "420cb8dcc28213034179b68ce31489fd34df501fc7d231e84351adc575ffbae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "420cb8dcc28213034179b68ce31489fd34df501fc7d231e84351adc575ffbae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "420cb8dcc28213034179b68ce31489fd34df501fc7d231e84351adc575ffbae0", kill_on_drop: false }`
[INFO] [stdout] 420cb8dcc28213034179b68ce31489fd34df501fc7d231e84351adc575ffbae0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b516a6ee80e6734ce0e3d08ffb41018284f01aa9b7c49a807d81b685ef94af0
[INFO] running `Command { std: "docker" "start" "-a" "5b516a6ee80e6734ce0e3d08ffb41018284f01aa9b7c49a807d81b685ef94af0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling cc v1.2.22
[INFO] [stderr]    Compiling portable-atomic v1.11.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling base64ct v1.7.3
[INFO] [stderr]    Compiling icu_properties_data v2.0.0
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling rustls v0.23.27
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling oid-registry v0.7.1
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling waitgroup v0.1.2
[INFO] [stderr]    Compiling pem v3.0.5
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.8
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling jiff v0.2.13
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling btparse v0.2.0
[INFO] [stderr]    Compiling rusticata-macros v4.1.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling uuid v1.16.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[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/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.101/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=870cf6348d3779c0 -C extra-filename=-1547285a5c2cb0de --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.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" "5b516a6ee80e6734ce0e3d08ffb41018284f01aa9b7c49a807d81b685ef94af0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b516a6ee80e6734ce0e3d08ffb41018284f01aa9b7c49a807d81b685ef94af0", kill_on_drop: false }`
[INFO] [stdout] 5b516a6ee80e6734ce0e3d08ffb41018284f01aa9b7c49a807d81b685ef94af0