[INFO] crate coffee 0.4.1 is already in cache
[INFO] testing coffee-0.4.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate coffee 0.4.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate coffee 0.4.1 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 crates.io crate coffee 0.4.1
[INFO] finished tweaking crates.io crate coffee 0.4.1
[INFO] tweaked toml for crates.io crate coffee 0.4.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate coffee 0.4.1 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 3954c6ac2d2fc7f99c466ce56d9f2323bc6379b6b15750e28e2a7347df607fd5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "3954c6ac2d2fc7f99c466ce56d9f2323bc6379b6b15750e28e2a7347df607fd5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling xml-rs v0.8.2
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling coffee v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling instant v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr] error: You need to enable a graphics backend feature. Available options: opengl, vulkan, metal, dx11, dx12.
[INFO] [stderr]   --> build.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / compile_error!(
[INFO] [stderr] 9  | |     "You need to enable a graphics backend feature. \
[INFO] [stderr] 10 | |      Available options: opengl, vulkan, metal, dx11, dx12."
[INFO] [stderr] 11 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr] error: could not compile `coffee`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "3954c6ac2d2fc7f99c466ce56d9f2323bc6379b6b15750e28e2a7347df607fd5"`
[INFO] running `"docker" "rm" "-f" "3954c6ac2d2fc7f99c466ce56d9f2323bc6379b6b15750e28e2a7347df607fd5"`
[INFO] [stdout] 3954c6ac2d2fc7f99c466ce56d9f2323bc6379b6b15750e28e2a7347df607fd5