[INFO] fetching crate rust-constructor 2.0.9...
[INFO] building rust-constructor-2.0.9 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rust-constructor 2.0.9 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rust-constructor 2.0.9
[INFO] finished tweaking crates.io crate rust-constructor 2.0.9
[INFO] tweaked toml for crates.io crate rust-constructor 2.0.9 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-constructor 2.0.9 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust-constructor 2.0.9 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0b9299446e782cc3405701adecee630ca44a7379cfc3eb6f4eb39ef3171f469
[INFO] running `Command { std: "docker" "start" "-a" "f0b9299446e782cc3405701adecee630ca44a7379cfc3eb6f4eb39ef3171f469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0b9299446e782cc3405701adecee630ca44a7379cfc3eb6f4eb39ef3171f469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b9299446e782cc3405701adecee630ca44a7379cfc3eb6f4eb39ef3171f469", kill_on_drop: false }`
[INFO] [stdout] f0b9299446e782cc3405701adecee630ca44a7379cfc3eb6f4eb39ef3171f469
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e5d7c17d848ee2838b1260498d7bfd6a24eb8f31274dea30a5dc10891af842f
[INFO] running `Command { std: "docker" "start" "-a" "4e5d7c17d848ee2838b1260498d7bfd6a24eb8f31274dea30a5dc10891af842f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling winnow v0.6.24
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling version-compare v0.2.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling winnow v0.7.12
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling cfg-expr v0.15.8
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling endi v1.1.0
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling wayland-sys v0.31.6
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling event-listener-strategy v0.5.3
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling quick-xml v0.37.5
[INFO] [stderr]    Compiling wayland-client v0.31.10
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling wayland-scanner v0.31.6
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling ttf-parser v0.25.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.3
[INFO] [stderr]    Compiling wayland-backend v0.3.10
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling async-executor v1.13.1
[INFO] [stderr]    Compiling async-broadcast v0.7.2
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling ordered-stream v0.2.0
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.8
[INFO] [stderr]    Compiling xml-rs v0.8.25
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling xcursor v0.3.8
[INFO] [stderr]    Compiling smithay-client-toolkit v0.19.2
[INFO] [stderr]    Compiling cursor-icon v1.1.0
[INFO] [stderr]    Compiling gio v0.18.4
[INFO] [stderr]    Compiling xkeysym v0.2.1
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling memmap2 v0.9.5
[INFO] [stderr]    Compiling accesskit v0.19.0
[INFO] [stderr]    Compiling built v0.7.5
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling aligned-vec v0.5.0
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling v_frame v0.3.8
[INFO] [stderr]    Compiling owned_ttf_parser v0.25.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling ab_glyph v0.2.29
[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/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.96/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=44fe158dc737eb74 -C extra-filename=-87f92c469391795a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6e79d1c5f8e1fd3b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-89c46bdd09682858.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-8c03f0ec1cf621a1.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" "4e5d7c17d848ee2838b1260498d7bfd6a24eb8f31274dea30a5dc10891af842f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e5d7c17d848ee2838b1260498d7bfd6a24eb8f31274dea30a5dc10891af842f", kill_on_drop: false }`
[INFO] [stdout] 4e5d7c17d848ee2838b1260498d7bfd6a24eb8f31274dea30a5dc10891af842f