[INFO] cloning repository https://github.com/r2dliu/stacker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/r2dliu/stacker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr2dliu%2Fstacker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr2dliu%2Fstacker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e116955699eb2b976094d6e93bede4e6c42b2a12
[INFO] testing r2dliu/stacker against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr2dliu%2Fstacker" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/r2dliu/stacker
[INFO] finished tweaking git repo https://github.com/r2dliu/stacker
[INFO] tweaked toml for git repo https://github.com/r2dliu/stacker written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/r2dliu/stacker on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/r2dliu/stacker 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded bevy_app v0.12.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54edc9f55eb2371b74e9ad971ad8f9ba92df1019619d81ba73c841c60619291c
[INFO] running `Command { std: "docker" "start" "-a" "54edc9f55eb2371b74e9ad971ad8f9ba92df1019619d81ba73c841c60619291c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54edc9f55eb2371b74e9ad971ad8f9ba92df1019619d81ba73c841c60619291c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54edc9f55eb2371b74e9ad971ad8f9ba92df1019619d81ba73c841c60619291c", kill_on_drop: false }`
[INFO] [stdout] 54edc9f55eb2371b74e9ad971ad8f9ba92df1019619d81ba73c841c60619291c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b50f1e6abb7de5293171a35ebbdc54bcb114a535bd39521a73eb83c473cec724
[INFO] running `Command { std: "docker" "start" "-a" "b50f1e6abb7de5293171a35ebbdc54bcb114a535bd39521a73eb83c473cec724", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling serde v1.0.190
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling hashbrown v0.14.2
[INFO] [stderr]    Compiling zerocopy v0.7.18
[INFO] [stderr]    Compiling ahash v0.8.6
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling winnow v0.5.17
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling mint v0.5.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling futures-io v0.3.29
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling waker-fn v1.1.1
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling async-lock v2.8.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling async-task v4.5.0
[INFO] [stderr]    Compiling nonmax v0.5.3
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling bevy_ptr v0.12.0
[INFO] [stderr]    Compiling smol_str v0.2.0
[INFO] [stderr]    Compiling indexmap v2.0.2
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling raw-window-handle v0.5.2
[INFO] [stderr]    Compiling termcolor v1.3.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling concurrent-queue v2.3.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling pp-rs v0.2.1
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling uuid v1.5.0
[INFO] [stderr]    Compiling spirv v0.2.0+1.5.4
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling toml_edit v0.20.7
[INFO] [stderr]    Compiling async-executor v1.6.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling bevy_tasks v0.12.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling accesskit v0.12.1
[INFO] [stderr]    Compiling piper v0.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling glow v0.12.3
[INFO] [stderr]    Compiling profiling v1.0.11
[INFO] [stderr]    Compiling thiserror-core v1.0.38
[INFO] [stderr]    Compiling renderdoc-sys v1.0.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling fdeflate v0.3.0
[INFO] [stderr]    Compiling const_soft_float v0.1.4
[INFO] [stderr]    Compiling constant_time_eq v0.3.0
[INFO] [stderr]    Compiling base64 v0.21.5
[INFO] [stderr]    Compiling constgebra v0.1.3
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling png v0.17.10
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling async-broadcast v0.5.1
[INFO] [stderr]    Compiling const_panic v0.2.8
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling data-encoding v2.4.0
[INFO] [stderr]    Compiling ktx2 v0.3.0
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling radsort v0.1.0
[INFO] [stderr]    Compiling blake3 v1.5.0
[INFO] [stderr]    Compiling xml-rs v0.8.19
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling euclid v0.22.9
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling ttf-parser v0.19.2
[INFO] [stderr]    Compiling svg_fmt v0.4.1
[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/1.90.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.38/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no -C debug-assertions=on --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"' --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", "quote", "test", "visit", "visit-mut"))' -C metadata=bf07fe64c649c135 -C extra-filename=-16d391dc4f19ce99 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-5779c02afac8cd17.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-578177a8cccede29.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7625ccbb8588afc2.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" "b50f1e6abb7de5293171a35ebbdc54bcb114a535bd39521a73eb83c473cec724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b50f1e6abb7de5293171a35ebbdc54bcb114a535bd39521a73eb83c473cec724", kill_on_drop: false }`
[INFO] [stdout] b50f1e6abb7de5293171a35ebbdc54bcb114a535bd39521a73eb83c473cec724