[INFO] cloning repository https://github.com/hasenbanck/egui_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hasenbanck/egui_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhasenbanck%2Fegui_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhasenbanck%2Fegui_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cc5d861d693d33943ccd45201335a4bf2998ab2
[INFO] testing hasenbanck/egui_example against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhasenbanck%2Fegui_example" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hasenbanck/egui_example on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hasenbanck/egui_example
[INFO] finished tweaking git repo https://github.com/hasenbanck/egui_example
[INFO] tweaked toml for git repo https://github.com/hasenbanck/egui_example written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/hasenbanck/egui_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12c343c796cd535090fad81bb6562df650e41f98f7badbf42bdd16a61f078d71
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "12c343c796cd535090fad81bb6562df650e41f98f7badbf42bdd16a61f078d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12c343c796cd535090fad81bb6562df650e41f98f7badbf42bdd16a61f078d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12c343c796cd535090fad81bb6562df650e41f98f7badbf42bdd16a61f078d71", kill_on_drop: false }`
[INFO] [stdout] 12c343c796cd535090fad81bb6562df650e41f98f7badbf42bdd16a61f078d71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ed2147259e2f58f6ffb1eb7be8be48404af82208ba0dea740e99026221753be
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6ed2147259e2f58f6ffb1eb7be8be48404af82208ba0dea740e99026221753be", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling futures-io v0.3.6
[INFO] [stderr]    Compiling atom v0.3.6
[INFO] [stderr]    Compiling inplace_it v0.3.2
[INFO] [stderr]    Compiling winit v0.23.0
[INFO] [stderr]    Compiling ahash v0.4.6
[INFO] [stderr]    Compiling bytemuck v1.4.1
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling wayland-sys v0.28.0
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling ash v0.31.0
[INFO] [stderr]    Compiling wgpu-types v0.6.1
[INFO] [stderr]    Compiling hibitset v0.6.3
[INFO] [stderr]    Compiling spirv_headers v1.5.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling wayland-scanner v0.28.0
[INFO] [stderr]    Compiling line_drawing v0.8.0
[INFO] [stderr]    Compiling futures-lite v1.11.1
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling wayland-client v0.28.0
[INFO] [stderr]    Compiling wayland-protocols v0.28.0
[INFO] [stderr]    Compiling andrew v0.3.0
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling gfx-hal v0.6.0
[INFO] [stderr]    Compiling xcursor v0.3.2
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling egui v0.2.0 (https://github.com/emilk/egui#a35fe7da)
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling shaderc-sys v0.6.2
[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-1.0.44/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=ad61cb08ec8b4a6c -C extra-filename=-ad61cb08ec8b4a6c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-b533cced430adc3c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-1af776faa820709e.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-8a058fa190690d36.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] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6ed2147259e2f58f6ffb1eb7be8be48404af82208ba0dea740e99026221753be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ed2147259e2f58f6ffb1eb7be8be48404af82208ba0dea740e99026221753be", kill_on_drop: false }`
[INFO] [stdout] 6ed2147259e2f58f6ffb1eb7be8be48404af82208ba0dea740e99026221753be
