[INFO] cloning repository https://github.com/luvies/rust-rpi-led-matrix-controller
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luvies/rust-rpi-led-matrix-controller" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluvies%2Frust-rpi-led-matrix-controller", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluvies%2Frust-rpi-led-matrix-controller'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 883c1cad69398dfa8af24ed3abc5a4de9b5d3631
[INFO] testing luvies/rust-rpi-led-matrix-controller 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%2Fluvies%2Frust-rpi-led-matrix-controller" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luvies/rust-rpi-led-matrix-controller 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/luvies/rust-rpi-led-matrix-controller
[INFO] finished tweaking git repo https://github.com/luvies/rust-rpi-led-matrix-controller
[INFO] tweaked toml for git repo https://github.com/luvies/rust-rpi-led-matrix-controller written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/luvies/rust-rpi-led-matrix-controller 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/sphinxc0re/rust-rpi-rgb-led-matrix`
[INFO] running `Command { std: "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" "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] 9c8984f77e1633db1cf0638c557921f73c45f689c4ac6535d09e85ca58a0b273
[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" "9c8984f77e1633db1cf0638c557921f73c45f689c4ac6535d09e85ca58a0b273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c8984f77e1633db1cf0638c557921f73c45f689c4ac6535d09e85ca58a0b273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8984f77e1633db1cf0638c557921f73c45f689c4ac6535d09e85ca58a0b273", kill_on_drop: false }`
[INFO] [stdout] 9c8984f77e1633db1cf0638c557921f73c45f689c4ac6535d09e85ca58a0b273
[INFO] running `Command { std: "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" "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] 7a3a1dfbcd3d3df4bda1543949e9a56efea890e15561dcaafe18c4fb3fbb0c37
[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" "7a3a1dfbcd3d3df4bda1543949e9a56efea890e15561dcaafe18c4fb3fbb0c37", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling rust_rpi_led_matrix_controller v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rpi-led-matrix v0.1.1 (https://github.com/sphinxc0re/rust-rpi-rgb-led-matrix#4e44d037)
[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/rust_rpi_led_matrix_controller-cd8f8d07ca48ce59.rust_rpi_led_matrix_controller.8m8tt4zb-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix_controller-cd8f8d07ca48ce59.rust_rpi_led_matrix_controller.8m8tt4zb-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix_controller-cd8f8d07ca48ce59.rust_rpi_led_matrix_controller.8m8tt4zb-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix_controller-cd8f8d07ca48ce59.rust_rpi_led_matrix_controller.8m8tt4zb-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix_controller-cd8f8d07ca48ce59.rust_rpi_led_matrix_controller.8m8tt4zb-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix_controller-cd8f8d07ca48ce59.rust_rpi_led_matrix_controller.8m8tt4zb-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix_controller-cd8f8d07ca48ce59.rust_rpi_led_matrix_controller.8m8tt4zb-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix_controller-cd8f8d07ca48ce59.rust_rpi_led_matrix_controller.8m8tt4zb-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix_controller-cd8f8d07ca48ce59.rust_rpi_led_matrix_controller.8m8tt4zb-cgu.8.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix_controller-cd8f8d07ca48ce59" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix_controller-cd8f8d07ca48ce59.35dmsiof1811crj2.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/workdir/vendor/rpi-rgb-led-matrix/lib" "-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/librpi_led_matrix-6a16050f220a84ba.rlib" "/opt/rustwide/target/debug/deps/liblibc-5d9f40ca449062bf.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" "-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 `rust_rpi_led_matrix_controller`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "7a3a1dfbcd3d3df4bda1543949e9a56efea890e15561dcaafe18c4fb3fbb0c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a3a1dfbcd3d3df4bda1543949e9a56efea890e15561dcaafe18c4fb3fbb0c37", kill_on_drop: false }`
[INFO] [stdout] 7a3a1dfbcd3d3df4bda1543949e9a56efea890e15561dcaafe18c4fb3fbb0c37