[INFO] cloning repository https://github.com/Benjamin-Lee/circkit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Benjamin-Lee/circkit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenjamin-Lee%2Fcirckit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenjamin-Lee%2Fcirckit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54902855b8d266e4685e6886db8cc74fefb4beaa
[INFO] building Benjamin-Lee/circkit against master#3266c36624e804f9f086ebd40db19039b55a4ec1 for pr-111698
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenjamin-Lee%2Fcirckit" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Benjamin-Lee/circkit on toolchain 3266c36624e804f9f086ebd40db19039b55a4ec1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3266c36624e804f9f086ebd40db19039b55a4ec1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Benjamin-Lee/circkit
[INFO] finished tweaking git repo https://github.com/Benjamin-Lee/circkit
[INFO] tweaked toml for git repo https://github.com/Benjamin-Lee/circkit written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Benjamin-Lee/circkit 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" "+3266c36624e804f9f086ebd40db19039b55a4ec1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bio-types v0.13.0
[INFO] [stderr]   Downloaded niffler v2.5.0
[INFO] [stderr]   Downloaded needletail v0.5.1
[INFO] [stderr]   Downloaded assert_fs v1.0.13
[INFO] [stderr]   Downloaded buffer-redux v1.0.0
[INFO] [stderr]   Downloaded bgzip v0.2.2
[INFO] [stderr]   Downloaded seq_io v0.3.1
[INFO] [stderr]   Downloaded bio v1.1.0
[INFO] [stderr]   Downloaded rustix v0.37.12
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+3266c36624e804f9f086ebd40db19039b55a4ec1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5850aed155e992dfffaa1eb230e9cc28b22e79798b4d8d3fbaee6e6d1849091d
[INFO] running `Command { std: "docker" "start" "-a" "5850aed155e992dfffaa1eb230e9cc28b22e79798b4d8d3fbaee6e6d1849091d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5850aed155e992dfffaa1eb230e9cc28b22e79798b4d8d3fbaee6e6d1849091d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5850aed155e992dfffaa1eb230e9cc28b22e79798b4d8d3fbaee6e6d1849091d", kill_on_drop: false }`
[INFO] [stdout] 5850aed155e992dfffaa1eb230e9cc28b22e79798b4d8d3fbaee6e6d1849091d
[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=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+3266c36624e804f9f086ebd40db19039b55a4ec1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd9a3345bb84f66b05e341f203c37910ce7c730d13501d1123baf69edb300a0b
[INFO] running `Command { std: "docker" "start" "-a" "dd9a3345bb84f66b05e341f203c37910ce7c730d13501d1123baf69edb300a0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling bytemuck v1.13.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling safe_arch v0.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling rustix v0.37.12
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling wide v0.7.8
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling linux-raw-sys v0.3.3
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling num-complex v0.4.3
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling zstd-safe v6.0.5+zstd.1.5.4
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling flate2 v1.0.25
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling zstd-sys v2.0.8+zstd.1.5.5
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling simba v0.6.0
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling winnow v0.4.1
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling gimli v0.27.2
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling xz2 v0.1.7
[INFO] [stderr]    Compiling anstyle-parse v0.2.0
[INFO] [stderr]    Compiling regex v1.7.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling petgraph v0.6.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling itertools-num v0.1.3
[INFO] [stderr]    Compiling is-terminal v0.4.7
[INFO] [stderr]    Compiling ordered-float v3.6.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling object v0.30.3
[INFO] [stderr]    Compiling os_str_bytes v6.5.0
[INFO] [stderr]    Compiling triple_accel v0.4.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling anstyle v1.0.0
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling anstream v0.3.0
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling bgzip v0.2.2
[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/3266c36624e804f9f086ebd40db19039b55a4ec1/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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 -C debuginfo=0 --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"' -C metadata=f176d7a1ee39546a -C extra-filename=-f176d7a1ee39546a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6493228eb779d437.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-303d23da1afe9832.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-06eb5ecd65a06ce0.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" "dd9a3345bb84f66b05e341f203c37910ce7c730d13501d1123baf69edb300a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd9a3345bb84f66b05e341f203c37910ce7c730d13501d1123baf69edb300a0b", kill_on_drop: false }`
[INFO] [stdout] dd9a3345bb84f66b05e341f203c37910ce7c730d13501d1123baf69edb300a0b