[INFO] cloning repository https://github.com/maxjoehnk/rpi-led-matrix-opc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxjoehnk/rpi-led-matrix-opc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxjoehnk%2Frpi-led-matrix-opc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxjoehnk%2Frpi-led-matrix-opc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb780ef0d7fabe78f6ca5f29245c9873dd6b51c7
[INFO] testing maxjoehnk/rpi-led-matrix-opc against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxjoehnk%2Frpi-led-matrix-opc" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maxjoehnk/rpi-led-matrix-opc on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maxjoehnk/rpi-led-matrix-opc
[INFO] finished tweaking git repo https://github.com/maxjoehnk/rpi-led-matrix-opc
[INFO] tweaked toml for git repo https://github.com/maxjoehnk/rpi-led-matrix-opc written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/maxjoehnk/rpi-led-matrix-opc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/helvethor/rust-rpi-rgb-led-matrix`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-channel v1.4.0
[INFO] [stderr]   Downloaded fastrand v1.3.3
[INFO] [stderr]   Downloaded wepoll-sys-stjepang v1.0.6
[INFO] [stderr]   Downloaded smol v0.1.18
[INFO] [stderr]   Downloaded event-listener v2.3.0
[INFO] [stderr]   Downloaded parking v1.0.6
[INFO] [stderr]   Downloaded syn v1.0.37
[INFO] [stderr]   Downloaded futures-lite v0.1.10
[INFO] [stderr]   Downloaded blocking v0.4.7
[INFO] [stderr]   Downloaded concurrent-queue v1.2.1
[INFO] [stderr]   Downloaded futures_codec v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 277f40d0cae1986622d409628f06281625f0c6e97021e622bd68e5aaee940a0b
[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" "277f40d0cae1986622d409628f06281625f0c6e97021e622bd68e5aaee940a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "277f40d0cae1986622d409628f06281625f0c6e97021e622bd68e5aaee940a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "277f40d0cae1986622d409628f06281625f0c6e97021e622bd68e5aaee940a0b", kill_on_drop: false }`
[INFO] [stdout] 277f40d0cae1986622d409628f06281625f0c6e97021e622bd68e5aaee940a0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed60820c0a3892a910eba17aa8a7a4dc6ecb9e2a41cf5047b37a304912b0c189
[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" "ed60820c0a3892a910eba17aa8a7a4dc6ecb9e2a41cf5047b37a304912b0c189", 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] [stderr]    Compiling syn v1.0.37
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling event-listener v2.3.0
[INFO] [stderr]    Compiling waker-fn v1.0.0
[INFO] [stderr]    Compiling parking v1.0.6
[INFO] [stderr]    Compiling fastrand v1.3.3
[INFO] [stderr]    Compiling concurrent-queue v1.2.1
[INFO] [stderr]    Compiling rpi-led-matrix v0.1.1 (https://github.com/helvethor/rust-rpi-rgb-led-matrix#a807847b)
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling async-channel v1.4.0
[INFO] [stderr]    Compiling futures-lite v0.1.10
[INFO] [stderr]    Compiling blocking v0.4.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling futures_codec v0.4.1
[INFO] [stderr]    Compiling async-std v1.6.2
[INFO] [stderr]    Compiling rpi-led-matrix-opc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.rpi_led_matrix_opc.8orhagu7-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e" "/opt/rustwide/target/debug/deps/rpi_led_matrix_opc-2dcccf08cc35f93e.47tl1qvi3yeh4yf7.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libenv_logger-4e744cb40447ef21.rlib" "/opt/rustwide/target/debug/deps/libtermcolor-e4b34bdcfdb5f1c4.rlib" "/opt/rustwide/target/debug/deps/libatty-30216741e5794c7d.rlib" "/opt/rustwide/target/debug/deps/libhumantime-d1daf477eefaee41.rlib" "/opt/rustwide/target/debug/deps/libquick_error-671ab0df75bdceb5.rlib" "/opt/rustwide/target/debug/deps/libregex-7e54aceed60f31bf.rlib" "/opt/rustwide/target/debug/deps/libthread_local-abd19461110d9879.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-ecd352392faaf83d.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-d9b457e9389a1382.rlib" "/opt/rustwide/target/debug/deps/libanyhow-f373882276a4634e.rlib" "/opt/rustwide/target/debug/deps/librpi_led_matrix-3ea5defcaaf9c0f0.rlib" "/opt/rustwide/target/debug/deps/libasync_std-7297fe1084a371a6.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-1630f5d1ed56db99.rlib" "/opt/rustwide/target/debug/deps/libsmol-1ba39b6b28a1069f.rlib" "/opt/rustwide/target/debug/deps/libasync_task-58f50441542d23c9.rlib" "/opt/rustwide/target/debug/deps/libblocking-d5ffca03f553c5d1.rlib" "/opt/rustwide/target/debug/deps/libfutures_lite-cdd5507de0d9301c.rlib" "/opt/rustwide/target/debug/deps/libfastrand-8299bd5227cd0923.rlib" "/opt/rustwide/target/debug/deps/libwaker_fn-62a58e8c12056e36.rlib" "/opt/rustwide/target/debug/deps/libparking-06746aecfa4db7e3.rlib" "/opt/rustwide/target/debug/deps/libatomic_waker-59cb734d3c0e786e.rlib" "/opt/rustwide/target/debug/deps/libasync_channel-0359843ed9f6311e.rlib" "/opt/rustwide/target/debug/deps/libevent_listener-b53f133362daea44.rlib" "/opt/rustwide/target/debug/deps/libscoped_tls-09a0f6df3274fe1f.rlib" "/opt/rustwide/target/debug/deps/libconcurrent_queue-4ebff4c1e2cbcdc1.rlib" "/opt/rustwide/target/debug/deps/libcache_padded-ac4d326c75ac5cf2.rlib" "/opt/rustwide/target/debug/deps/libsocket2-3944d10d121f3068.rlib" "/opt/rustwide/target/debug/deps/liblibc-8ad0edd0dffec967.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-826d7e11296878e6.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-b2d06f7d60fcbb27.rlib" "/opt/rustwide/target/debug/deps/libpin_project_lite-e5c99df355e3e2ea.rlib" "/opt/rustwide/target/debug/deps/libkv_log_macro-31a640d787c1143d.rlib" "/opt/rustwide/target/debug/deps/liblog-9eadb0415de29753.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-3bb9a546b52233f2.rlib" "/opt/rustwide/target/debug/deps/libfutures_codec-39a69ae9a258635d.rlib" "/opt/rustwide/target/debug/deps/libfutures-aeb41a5c669231f3.rlib" "/opt/rustwide/target/debug/deps/libfutures_executor-687c0027bc8f636a.rlib" "/opt/rustwide/target/debug/deps/libfutures_util-d79e6e1763e8b91d.rlib" "/opt/rustwide/target/debug/deps/libproc_macro_nested-c68870df848724b4.rlib" "/opt/rustwide/target/debug/deps/libfutures_io-8c5eca7d58065d3b.rlib" "/opt/rustwide/target/debug/deps/libslab-f568091877b30548.rlib" "/opt/rustwide/target/debug/deps/libfutures_channel-5cf454c5fc0093a8.rlib" "/opt/rustwide/target/debug/deps/libpin_project-ece7e153a1278ced.rlib" "/opt/rustwide/target/debug/deps/libfutures_sink-5fbcb87e0345195c.rlib" "/opt/rustwide/target/debug/deps/libfutures_task-e819d3011dd3edea.rlib" "/opt/rustwide/target/debug/deps/libonce_cell-06307d81c60adf8f.rlib" "/opt/rustwide/target/debug/deps/libpin_utils-16ce9e91f7781613.rlib" "/opt/rustwide/target/debug/deps/libfutures_core-558f3951e09ad2ea.rlib" "/opt/rustwide/target/debug/deps/libmemchr-90bac19b7815f3a4.rlib" "/opt/rustwide/target/debug/deps/libbytes-ae8e0e99d586d290.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7444fd17919e9af0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ee2f67026959ab7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-df1bcd1e82256d04.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ed9ecf1b54021131.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0ede66bb24e94b96.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7c2de7f50940865c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b138d50085fd4683.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6576870d8f2b9ae2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-042a30c5f67b2c91.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7b3f33d3dbe385dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-90b3063cd7b22527.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-17f9484f8dc4da1e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-df38345acd9d92e1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5e10ca10bdd9e54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9e5b4162eeef2cef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-3a4e739a77468800.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f3a0c116d5e04d6.rlib" "-Wl,-Bdynamic" "-lrgbmatrix" "-lstdc++" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rpi-led-matrix-opc`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ed60820c0a3892a910eba17aa8a7a4dc6ecb9e2a41cf5047b37a304912b0c189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed60820c0a3892a910eba17aa8a7a4dc6ecb9e2a41cf5047b37a304912b0c189", kill_on_drop: false }`
[INFO] [stdout] ed60820c0a3892a910eba17aa8a7a4dc6ecb9e2a41cf5047b37a304912b0c189