[INFO] cloning repository https://github.com/jaroslawroszyk/ffi_playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jaroslawroszyk/ffi_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaroslawroszyk%2Fffi_playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaroslawroszyk%2Fffi_playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f00a31d3a8ec18a2886f6aa3b4adc48c711a870
[INFO] checking jaroslawroszyk/ffi_playground against master#ab1d2444533d829e2d5cff6634cd3c70de6d7103 for pr-147841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaroslawroszyk%2Fffi_playground" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jaroslawroszyk/ffi_playground
[INFO] finished tweaking git repo https://github.com/jaroslawroszyk/ffi_playground
[INFO] tweaked toml for git repo https://github.com/jaroslawroszyk/ffi_playground written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jaroslawroszyk/ffi_playground on toolchain ab1d2444533d829e2d5cff6634cd3c70de6d7103
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jaroslawroszyk/ffi_playground 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" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded egui_plot v0.33.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68274adf6500d7941307880d3260703d6954f9a5b1a39b35408b45e8c2cc19cc
[INFO] running `Command { std: "docker" "start" "-a" "68274adf6500d7941307880d3260703d6954f9a5b1a39b35408b45e8c2cc19cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68274adf6500d7941307880d3260703d6954f9a5b1a39b35408b45e8c2cc19cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68274adf6500d7941307880d3260703d6954f9a5b1a39b35408b45e8c2cc19cc", kill_on_drop: false }`
[INFO] [stdout] 68274adf6500d7941307880d3260703d6954f9a5b1a39b35408b45e8c2cc19cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d6e54f8b7f4e3eadf358cde61d885e95e4e74bc162b7262a59ab47b1a908466
[INFO] running `Command { std: "docker" "start" "-a" "3d6e54f8b7f4e3eadf358cde61d885e95e4e74bc162b7262a59ab47b1a908466", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling serde_core v1.0.226
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling serde v1.0.226
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling find-msvc-tools v0.1.2
[INFO] [stderr]    Compiling wayland-sys v0.31.7
[INFO] [stderr]     Checking libloading v0.8.9
[INFO] [stderr]     Checking unicode-ident v1.0.19
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]    Compiling cc v1.2.38
[INFO] [stderr]    Compiling endi v1.1.0
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]    Compiling wayland-client v0.31.11
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]     Checking syn v2.0.106
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]    Compiling quick-xml v0.37.5
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking ttf-parser v0.25.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking async-lock v3.4.1
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.10
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking async-executor v1.13.3
[INFO] [stderr]     Checking async-broadcast v0.7.2
[INFO] [stderr]     Checking ordered-stream v0.2.0
[INFO] [stderr]    Compiling xml-rs v0.8.27
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling wayland-scanner v0.31.7
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking cursor-icon v1.2.0
[INFO] [stderr]     Checking accesskit v0.19.0
[INFO] [stderr]     Checking xcursor v0.3.10
[INFO] [stderr]    Compiling wayland-backend v0.3.11
[INFO] [stderr]     Checking arrayref v0.3.9
[INFO] [stderr]     Checking strict-num v0.1.1
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking memmap2 v0.9.8
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking x11rb-protocol v0.13.2
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]    Compiling toml_edit v0.23.6
[INFO] [stderr]    Compiling winit v0.30.12
[INFO] [stderr]     Checking epaint_default_fonts v0.32.3
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking profiling v1.0.17
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking pxfm v0.1.24
[INFO] [stderr]    Compiling glutin_egl_sys v0.7.1
[INFO] [stderr]    Compiling glutin_glx_sys v0.6.1
[INFO] [stderr]     Checking xkbcommon-dl v0.4.2
[INFO] [stderr]     Checking dpi v0.1.2
[INFO] [stderr]     Checking png v0.18.0
[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/ab1d2444533d829e2d5cff6634cd3c70de6d7103/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --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"' --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=3b6cf6b327f6781e -C extra-filename=-6215779bca7c5d08 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-2b1d3661aba367eb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-ba5b49d6af7382a0.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-54a836b9f65332f9.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" "3d6e54f8b7f4e3eadf358cde61d885e95e4e74bc162b7262a59ab47b1a908466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d6e54f8b7f4e3eadf358cde61d885e95e4e74bc162b7262a59ab47b1a908466", kill_on_drop: false }`
[INFO] [stdout] 3d6e54f8b7f4e3eadf358cde61d885e95e4e74bc162b7262a59ab47b1a908466