[INFO] cloning repository https://github.com/jcmorrow/nannou-sketches
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcmorrow/nannou-sketches" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcmorrow%2Fnannou-sketches"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcmorrow%2Fnannou-sketches'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 732ff9294d0e0e624d62243b3ff7948af860b63c
[INFO] testing jcmorrow/nannou-sketches against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcmorrow%2Fnannou-sketches" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jcmorrow/nannou-sketches on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jcmorrow/nannou-sketches
[INFO] finished tweaking git repo https://github.com/jcmorrow/nannou-sketches
[INFO] tweaked toml for git repo https://github.com/jcmorrow/nannou-sketches written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/jcmorrow/nannou-sketches already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9826cea94324a5c9d2ef757d2891ef43a225319b251885620c919536cc0a0090
[INFO] running `"docker" "start" "-a" "9826cea94324a5c9d2ef757d2891ef43a225319b251885620c919536cc0a0090"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling vulkano v0.16.0
[INFO] [stderr]    Compiling piston-float v0.3.0
[INFO] [stderr]    Compiling vk-sys v0.5.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling half v1.4.0
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling instant v0.1.2
[INFO] [stderr]    Compiling notosans v0.1.0
[INFO] [stderr]    Compiling conrod_winit v0.68.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling inflate v0.3.4
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling piston-viewport v0.5.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling euclid v0.20.6
[INFO] [stderr]    Compiling pennereq v0.3.0
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling crossbeam-channel v0.4.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling sid v0.5.2
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling shaderc-sys v0.6.1
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling lyon_geom v0.14.1
[INFO] [stderr]    Compiling wayland-commons v0.23.6
[INFO] [stderr]    Compiling daggy v0.5.0
[INFO] [stderr]    Compiling daggy v0.6.0
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling rusttype v0.8.2
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling lyon_path v0.14.0
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling palette v0.4.1
[INFO] [stderr]    Compiling lyon_tessellation v0.14.2
[INFO] [stderr]    Compiling lyon_algorithms v0.14.0
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr] error: could not compile `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=cefc3158f4f747f8 -C extra-filename=-cefc3158f4f747f8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e8d604087a5f8a27.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c885c5656752cd50.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-d0da9711214ecc52.rmeta --cap-lints allow --cap-lints=warn` (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 `"docker" "inspect" "9826cea94324a5c9d2ef757d2891ef43a225319b251885620c919536cc0a0090"`
[INFO] running `"docker" "rm" "-f" "9826cea94324a5c9d2ef757d2891ef43a225319b251885620c919536cc0a0090"`
[INFO] [stdout] 9826cea94324a5c9d2ef757d2891ef43a225319b251885620c919536cc0a0090