[INFO] cloning repository https://github.com/vially/flust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vially/flust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvially%2Fflust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvially%2Fflust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5900a07c2b14c8e16e4a747b0c1617f7e7380ca8
[INFO] checking vially/flust against try#1bdcb63291ccffc030f8223f6f978568dd240e3e for pr-155500
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvially%2Fflust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vially/flust
[INFO] finished tweaking git repo https://github.com/vially/flust
[INFO] tweaked toml for git repo https://github.com/vially/flust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vially/flust on toolchain 1bdcb63291ccffc030f8223f6f978568dd240e3e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vially/flust 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" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19ba6e64701472c34ba380513a3242287956e31d888ed423f7ede84479cec48d
[INFO] running `Command { std: "docker" "start" "-a" "19ba6e64701472c34ba380513a3242287956e31d888ed423f7ede84479cec48d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19ba6e64701472c34ba380513a3242287956e31d888ed423f7ede84479cec48d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19ba6e64701472c34ba380513a3242287956e31d888ed423f7ede84479cec48d", kill_on_drop: false }`
[INFO] [stdout] 19ba6e64701472c34ba380513a3242287956e31d888ed423f7ede84479cec48d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6477cfa68f9338c4f602dd065309e180c76913515e6df475add7f1a28ff9d496
[INFO] running `Command { std: "docker" "start" "-a" "6477cfa68f9338c4f602dd065309e180c76913515e6df475add7f1a28ff9d496", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling jobserver v0.1.31
[INFO] [stderr]    Compiling wayland-sys v0.31.2
[INFO] [stderr]    Compiling zstd-safe v7.2.1
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling curl v0.4.46
[INFO] [stderr]    Compiling zip v2.1.6
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling wayland-client v0.31.3
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling prettyplease v0.2.20
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling cc v1.0.99
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling lockfree-object-pool v0.1.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling unicode-width v0.1.13
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling pbkdf2 v0.12.2
[INFO] [stderr]    Compiling lzma-rs v0.3.0
[INFO] [stderr]    Compiling console v0.15.8
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling zopfli v0.8.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling flate2 v1.0.31
[INFO] [stderr]    Compiling portable-atomic v1.7.0
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling bindgen v0.69.4
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling deflate64 v0.1.9
[INFO] [stderr]    Compiling wayland-scanner v0.31.2
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling constant_time_eq v0.3.0
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking dpi v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling indicatif v0.17.8
[INFO] [stderr]     Checking event-listener v5.3.1
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking flust-engine-api v0.1.0 (/opt/rustwide/workdir/flust-engine-api)
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]     Checking priority-queue v2.0.3
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]     Checking x11-dl v2.21.0
[INFO] [stderr]    Compiling which v6.0.2
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling glutin_egl_sys v0.7.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.6.0
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling zstd-sys v2.0.13+zstd.1.5.6
[INFO] [stderr]    Compiling libz-sys v1.1.18
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling curl-sys v0.4.74+curl-8.9.0
[INFO] [stderr]    Compiling wayland-backend v0.3.4
[INFO] [stderr]    Compiling glutin v0.32.0
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]    Compiling flust-glutin v0.1.0 (/opt/rustwide/workdir/flust-glutin)
[INFO] [stderr]     Checking nix v0.28.0
[INFO] [stderr]     Checking async-executor v1.12.0
[INFO] [stderr]     Checking async-broadcast v0.7.1
[INFO] [stderr]     Checking xdg-home v1.1.0
[INFO] [stderr]    Compiling proc-macro-crate v3.1.0
[INFO] [stderr]     Checking x11rb-protocol v0.13.1
[INFO] [stderr]     Checking ttf-parser v0.21.1
[INFO] [stderr]     Checking async-fs v2.1.2
[INFO] [stderr]     Checking memmap2 v0.8.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling smithay-client-toolkit v0.19.1
[INFO] [stderr]    Compiling winit v0.30.0
[INFO] [stderr]    Compiling bzip2 v0.4.4
[INFO] [stderr]    Compiling glutin-winit v0.5.0
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]     Checking smol_str 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/1bdcb63291ccffc030f8223f6f978568dd240e3e/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.66/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=c69fda6a0117be86 -C extra-filename=-7e775d3f2ba72316 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-4fa63828d2c19313.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-3f0c51532a8e4e09.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7986c9c81f301a2d.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" "6477cfa68f9338c4f602dd065309e180c76913515e6df475add7f1a28ff9d496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6477cfa68f9338c4f602dd065309e180c76913515e6df475add7f1a28ff9d496", kill_on_drop: false }`
[INFO] [stdout] 6477cfa68f9338c4f602dd065309e180c76913515e6df475add7f1a28ff9d496