[INFO] cloning repository https://github.com/danvoulez/rho-circles-
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danvoulez/rho-circles-" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanvoulez%2Frho-circles-", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanvoulez%2Frho-circles-'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ca287719d76f70c0f5ba29f20f5001a68a883db
[INFO] testing danvoulez/rho-circles- against 1.95.0 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanvoulez%2Frho-circles-" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/danvoulez/rho-circles-
[INFO] finished tweaking git repo https://github.com/danvoulez/rho-circles-
[INFO] tweaked toml for git repo https://github.com/danvoulez/rho-circles- written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/danvoulez/rho-circles- on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/danvoulez/rho-circles- 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wait-timeout v0.2.1
[INFO] [stderr]   Downloaded rand_xorshift v0.4.0
[INFO] [stderr]   Downloaded num-cmp v0.1.0
[INFO] [stderr]   Downloaded rusty-fork v0.3.1
[INFO] [stderr]   Downloaded bytecount v0.6.9
[INFO] [stderr]   Downloaded deranged v0.5.6
[INFO] [stderr]   Downloaded constant_time_eq v0.4.2
[INFO] [stderr]   Downloaded socket2 v0.6.2
[INFO] [stderr]   Downloaded clap v4.5.58
[INFO] [stderr]   Downloaded cc v1.2.55
[INFO] [stderr]   Downloaded fancy-regex v0.13.0
[INFO] [stderr]   Downloaded jsonschema v0.18.3
[INFO] [stderr]   Downloaded fraction v0.15.3
[INFO] [stderr]   Downloaded proptest v1.10.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.39
[INFO] [stderr]   Downloaded clap_builder v4.5.58
[INFO] [stderr]   Downloaded blake3 v1.8.3
[INFO] [stderr]   Downloaded uuid v1.20.0
[INFO] [stderr]   Downloaded unicode-ident v1.0.23
[INFO] [stderr]   Downloaded zerocopy v0.8.39
[INFO] [stderr]   Downloaded syn v2.0.115
[INFO] [stderr]   Downloaded iso8601 v0.6.3
[INFO] [stderr]   Downloaded libc v0.2.181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8932d883c6e36abc5b3d7f633e504ba493366aff8aab2b173cdd6c03b8fd4f8f
[INFO] running `Command { std: "docker" "start" "-a" "8932d883c6e36abc5b3d7f633e504ba493366aff8aab2b173cdd6c03b8fd4f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8932d883c6e36abc5b3d7f633e504ba493366aff8aab2b173cdd6c03b8fd4f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8932d883c6e36abc5b3d7f633e504ba493366aff8aab2b173cdd6c03b8fd4f8f", kill_on_drop: false }`
[INFO] [stdout] 8932d883c6e36abc5b3d7f633e504ba493366aff8aab2b173cdd6c03b8fd4f8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 073917e64c26ebe4204999325e51f28f2e627c43bd55934b38dcffbe8a460eba
[INFO] running `Command { std: "docker" "start" "-a" "073917e64c26ebe4204999325e51f28f2e627c43bd55934b38dcffbe8a460eba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling libc v0.2.181
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.8.9
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling cc v1.2.55
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling syn v2.0.115
[INFO] [stderr]    Compiling anyhow v1.0.101
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling iri-string v0.7.10
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling clap_lex v1.0.0
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling num-conv v0.2.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling deranged v0.5.6
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]    Compiling clap_builder v4.5.58
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling socket2 v0.6.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling tokio v1.49.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling blake3 v1.8.3
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling fraction v0.15.3
[INFO] [stderr]    Compiling constant_time_eq v0.4.2
[INFO] [stderr]    Compiling synstructure v0.13.2
[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/1.95.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.115/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"' --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=9d5ac2faa7cbd01e -C extra-filename=-5947eb7dd5c4d754 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3c232b798a1b9876.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-4578ccb7be30daf1.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-1b0fdef928ae7c98.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" "073917e64c26ebe4204999325e51f28f2e627c43bd55934b38dcffbe8a460eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "073917e64c26ebe4204999325e51f28f2e627c43bd55934b38dcffbe8a460eba", kill_on_drop: false }`
[INFO] [stdout] 073917e64c26ebe4204999325e51f28f2e627c43bd55934b38dcffbe8a460eba