[INFO] fetching crate tetratto-core2 20.0.5...
[INFO] testing tetratto-core2-20.0.5 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate tetratto-core2 20.0.5 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate tetratto-core2 20.0.5
[INFO] finished tweaking crates.io crate tetratto-core2 20.0.5
[INFO] tweaked toml for crates.io crate tetratto-core2 20.0.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tetratto-core2 20.0.5 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tetratto-core2 20.0.5 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2a56027f787a6a0007b2470f47e768e030f4869c98c01de61f2e6cf04605215
[INFO] running `Command { std: "docker" "start" "-a" "b2a56027f787a6a0007b2470f47e768e030f4869c98c01de61f2e6cf04605215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2a56027f787a6a0007b2470f47e768e030f4869c98c01de61f2e6cf04605215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2a56027f787a6a0007b2470f47e768e030f4869c98c01de61f2e6cf04605215", kill_on_drop: false }`
[INFO] [stdout] b2a56027f787a6a0007b2470f47e768e030f4869c98c01de61f2e6cf04605215
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 100cca26cc03cf71121de11c57431f4c3154a0108d76610f77739b7948771efc
[INFO] running `Command { std: "docker" "start" "-a" "100cca26cc03cf71121de11c57431f4c3154a0108d76610f77739b7948771efc", kill_on_drop: false }`
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling zerocopy v0.8.36
[INFO] [stderr]    Compiling syn v2.0.116
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling cc v1.2.55
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling aws-lc-rs v1.15.4
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling unicase v2.9.0
[INFO] [stderr]    Compiling unicode-properties v0.1.4
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]    Compiling rustls v0.23.36
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling phf v0.13.1
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling pxfm v0.1.27
[INFO] [stderr]    Compiling whoami v2.1.0
[INFO] [stderr]    Compiling pulldown-cmark v0.13.0
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling web_atoms v0.1.3
[INFO] [stderr]    Compiling chrono v0.4.43
[INFO] [stderr]    Compiling toml_parser v1.0.9+spec-1.1.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling uuid v1.21.0
[INFO] [stderr]    Compiling png v0.18.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling cmake v0.1.57
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling pulldown-cmark-escape v0.11.0
[INFO] [stderr]    Compiling ryu v1.0.22
[INFO] [stderr]    Compiling xxhash-rust v0.8.15
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling sha1_smol v1.0.1
[INFO] [stderr]    Compiling arcstr v1.2.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling hex_fmt v0.3.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling qrcodegen v1.8.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling snowflaked v1.0.3
[INFO] [stderr]    Compiling aws-lc-sys v0.37.0
[INFO] [stderr]    Compiling toml v0.9.12+spec-1.1.0
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling toml_datetime v1.0.0+spec-1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.116/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=0956ef5c03d4144b -C extra-filename=-ce150c215fa291a1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-183f829d39b9e7b0.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-923d3c87caf631c6.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-da5762ff2c56da29.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" "100cca26cc03cf71121de11c57431f4c3154a0108d76610f77739b7948771efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "100cca26cc03cf71121de11c57431f4c3154a0108d76610f77739b7948771efc", kill_on_drop: false }`
[INFO] [stdout] 100cca26cc03cf71121de11c57431f4c3154a0108d76610f77739b7948771efc