[INFO] cloning repository https://github.com/altair823/ImageCompressor2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/altair823/ImageCompressor2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faltair823%2FImageCompressor2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faltair823%2FImageCompressor2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee2ae680874587d50b374e53988188903b1e509d
[INFO] testing altair823/ImageCompressor2 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faltair823%2FImageCompressor2" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/altair823/ImageCompressor2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/altair823/ImageCompressor2
[INFO] finished tweaking git repo https://github.com/altair823/ImageCompressor2
[INFO] tweaked toml for git repo https://github.com/altair823/ImageCompressor2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ordered-stream v0.0.1
[INFO] [stderr]   Downloaded dunce v1.0.2
[INFO] [stderr]   Downloaded rgb v0.8.32
[INFO] [stderr]   Downloaded nasm-rs v0.2.4
[INFO] [stderr]   Downloaded bytemuck_derive v1.1.0
[INFO] [stderr]   Downloaded cairo-sys-rs v0.15.1
[INFO] [stderr]   Downloaded owned_ttf_parser v0.15.0
[INFO] [stderr]   Downloaded ab_glyph v0.2.15
[INFO] [stderr]   Downloaded zvariant_derive v3.1.2
[INFO] [stderr]   Downloaded zvariant v3.1.2
[INFO] [stderr]   Downloaded zbus_names v2.1.0
[INFO] [stderr]   Downloaded gio-sys v0.15.10
[INFO] [stderr]   Downloaded easy-parallel v3.2.0
[INFO] [stderr]   Downloaded epi v0.17.0
[INFO] [stderr]   Downloaded async-broadcast v0.3.4
[INFO] [stderr]   Downloaded zbus_macros v2.1.1
[INFO] [stderr]   Downloaded webbrowser v0.6.0
[INFO] [stderr]   Downloaded egui_glow v0.17.0
[INFO] [stderr]   Downloaded emath v0.17.0
[INFO] [stderr]   Downloaded dconf_rs v0.3.0
[INFO] [stderr]   Downloaded enumflags2 v0.7.5
[INFO] [stderr]   Downloaded egui-winit v0.17.0
[INFO] [stderr]   Downloaded dark-light v0.2.2
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.15.4
[INFO] [stderr]   Downloaded gobject-sys v0.15.10
[INFO] [stderr]   Downloaded pango-sys v0.15.10
[INFO] [stderr]   Downloaded glib-sys v0.15.10
[INFO] [stderr]   Downloaded mozjpeg v0.9.2
[INFO] [stderr]   Downloaded image_compressor v1.1.1
[INFO] [stderr]   Downloaded zip_archive v0.1.1
[INFO] [stderr]   Downloaded detect-desktop-environment v0.2.0
[INFO] [stderr]   Downloaded subprocess v0.2.8
[INFO] [stderr]   Downloaded ndk-glue v0.5.1
[INFO] [stderr]   Downloaded egui v0.17.0
[INFO] [stderr]   Downloaded mozjpeg-sys v1.0.1
[INFO] [stderr]   Downloaded epaint v0.17.0
[INFO] [stderr]   Downloaded fallible_collections v0.4.4
[INFO] [stderr]   Downloaded egui_web v0.17.0
[INFO] [stderr]   Downloaded widestring v0.5.1
[INFO] [stderr]   Downloaded gdk-sys v0.15.1
[INFO] [stderr]   Downloaded tiff v0.7.2
[INFO] [stderr]   Downloaded gtk-sys v0.15.3
[INFO] [stderr]   Downloaded eframe v0.17.0
[INFO] [stderr]   Downloaded atk-sys v0.15.1
[INFO] [stderr]   Downloaded zbus v2.1.1
[INFO] [stderr]   Downloaded enumflags2_derive v0.7.4
[INFO] [stderr]   Downloaded rfd v0.8.1
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.15.10
[INFO] [stderr]   Downloaded windows v0.33.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8fb4e0b5d80f0de841931246b4f3792519c61926ca987fe4310233b5583b1662
[INFO] running `Command { std: "docker" "start" "-a" "8fb4e0b5d80f0de841931246b4f3792519c61926ca987fe4310233b5583b1662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fb4e0b5d80f0de841931246b4f3792519c61926ca987fe4310233b5583b1662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fb4e0b5d80f0de841931246b4f3792519c61926ca987fe4310233b5583b1662", kill_on_drop: false }`
[INFO] [stdout] 8fb4e0b5d80f0de841931246b4f3792519c61926ca987fe4310233b5583b1662
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 09e8a8d7f5c7d60eb650ba9db7a83738840039b65ef4f8009139a6ef003df618
[INFO] running `Command { std: "docker" "start" "-a" "09e8a8d7f5c7d60eb650ba9db7a83738840039b65ef4f8009139a6ef003df618", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.2
[INFO] [stderr]    Compiling ttf-parser v0.15.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling atomic_refcell v0.1.8
[INFO] [stderr]    Compiling dunce v1.0.2
[INFO] [stderr]    Compiling nasm-rs v0.2.4
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]    Compiling dark-light v0.2.2
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling dconf_rs v0.3.0
[INFO] [stderr]    Compiling lebe v0.5.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.5
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling detect-desktop-environment v0.2.0
[INFO] [stderr]    Compiling rfd v0.8.1
[INFO] [stderr]    Compiling cfg-expr v0.10.2
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.2
[INFO] [stderr]    Compiling tracing-core v0.1.26
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]    Compiling raw-window-handle v0.4.3
[INFO] [stderr]    Compiling deflate v1.0.0
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling gif v0.11.3
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling wayland-scanner v0.29.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling xcursor v0.3.4
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling png v0.17.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling webbrowser v0.6.0
[INFO] [stderr]    Compiling owned_ttf_parser v0.15.0
[INFO] [stderr]    Compiling xcb v0.10.1
[INFO] [stderr]    Compiling system-deps v6.0.2
[INFO] [stderr]    Compiling ab_glyph v0.2.15
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling wayland-client v0.29.4
[INFO] [stderr]    Compiling wayland-protocols v0.29.4
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling nix v0.22.3
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling memmap2 v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling polling v2.2.0
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling mio v0.8.2
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling flate2 v1.0.23
[INFO] [stderr]    Compiling subprocess v0.2.8
[INFO] [stderr]    Compiling mozjpeg-sys v1.0.1
[INFO] [stderr]    Compiling glib-sys v0.15.10
[INFO] [stderr]    Compiling gobject-sys v0.15.10
[INFO] [stderr]    Compiling atk-sys v0.15.1
[INFO] [stderr]    Compiling gdk-sys v0.15.1
[INFO] [stderr]    Compiling gio-sys v0.15.10
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.15.10
[INFO] [stderr]    Compiling cairo-sys-rs v0.15.1
[INFO] [stderr]    Compiling pango-sys v0.15.10
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.91/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 -C debuginfo=2 --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="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=21ec6215cd4d01e0 -C extra-filename=-21ec6215cd4d01e0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-adfd7b1b4588a8fe.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-aa6c9ed6a3b65ac7.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-d8167d72773bee47.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "09e8a8d7f5c7d60eb650ba9db7a83738840039b65ef4f8009139a6ef003df618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09e8a8d7f5c7d60eb650ba9db7a83738840039b65ef4f8009139a6ef003df618", kill_on_drop: false }`
[INFO] [stdout] 09e8a8d7f5c7d60eb650ba9db7a83738840039b65ef4f8009139a6ef003df618