[INFO] cloning repository https://github.com/dabch/rust-rpi-led
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dabch/rust-rpi-led" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdabch%2Frust-rpi-led", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdabch%2Frust-rpi-led'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9eac6fdff231c2f1819db0a78850cd47ab1777b8
[INFO] testing dabch/rust-rpi-led against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdabch%2Frust-rpi-led" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dabch/rust-rpi-led on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dabch/rust-rpi-led
[INFO] finished tweaking git repo https://github.com/dabch/rust-rpi-led
[INFO] tweaked toml for git repo https://github.com/dabch/rust-rpi-led written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 641b00c781312b3d597a5e9f5bc056dcf9c87b8f09b418d3f89cf3082424fcb4
[INFO] running `Command { std: "docker" "start" "-a" "641b00c781312b3d597a5e9f5bc056dcf9c87b8f09b418d3f89cf3082424fcb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "641b00c781312b3d597a5e9f5bc056dcf9c87b8f09b418d3f89cf3082424fcb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "641b00c781312b3d597a5e9f5bc056dcf9c87b8f09b418d3f89cf3082424fcb4", kill_on_drop: false }`
[INFO] [stdout] 641b00c781312b3d597a5e9f5bc056dcf9c87b8f09b418d3f89cf3082424fcb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 148a25925de1dd13ab2fc8546a9cae7ed88f35eb23882083c8baef44f37497c4
[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" "148a25925de1dd13ab2fc8546a9cae7ed88f35eb23882083c8baef44f37497c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling weezl v0.1.3
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling rust_rpi_led_matrix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bytemuck v1.4.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling gif v0.11.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling image v0.23.12
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.06s
[INFO] running `Command { std: "docker" "inspect" "148a25925de1dd13ab2fc8546a9cae7ed88f35eb23882083c8baef44f37497c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "148a25925de1dd13ab2fc8546a9cae7ed88f35eb23882083c8baef44f37497c4", kill_on_drop: false }`
[INFO] [stdout] 148a25925de1dd13ab2fc8546a9cae7ed88f35eb23882083c8baef44f37497c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b729f3750dc0001b95cb3bc7dc1c89a65c04a35d5cf42d2898c66709ab326d9e
[INFO] running `Command { std: "docker" "start" "-a" "b729f3750dc0001b95cb3bc7dc1c89a65c04a35d5cf42d2898c66709ab326d9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_rpi_led_matrix 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/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix-fa5a32be70e442d9.rust_rpi_led_matrix.c9kis4w1-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix-fa5a32be70e442d9.rust_rpi_led_matrix.c9kis4w1-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix-fa5a32be70e442d9.rust_rpi_led_matrix.c9kis4w1-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix-fa5a32be70e442d9.rust_rpi_led_matrix.c9kis4w1-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix-fa5a32be70e442d9.rust_rpi_led_matrix.c9kis4w1-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix-fa5a32be70e442d9.rust_rpi_led_matrix.c9kis4w1-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix-fa5a32be70e442d9.rust_rpi_led_matrix.c9kis4w1-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix-fa5a32be70e442d9.rust_rpi_led_matrix.c9kis4w1-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix-fa5a32be70e442d9.rust_rpi_led_matrix.c9kis4w1-cgu.8.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix-fa5a32be70e442d9" "/opt/rustwide/target/debug/deps/rust_rpi_led_matrix-fa5a32be70e442d9.1e7itl6nuxcv571e.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lrgbmatrix" "-lstdc++" "-lrt" "-lpthread" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-6609e81d71a1bf05.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-c352aab3e89370e6.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-5a89b15f567bd092.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-f48d3ad387757b0f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-bf2dc5d6d88f70a5.rlib" "/opt/rustwide/target/debug/deps/libimage-8c8ef13e5e33640d.rlib" "/opt/rustwide/target/debug/deps/libbytemuck-35d08fb96e5cf6ad.rlib" "/opt/rustwide/target/debug/deps/libpng-69069960d20f31ca.rlib" "/opt/rustwide/target/debug/deps/libminiz_oxide-6c5259b613b84b2e.rlib" "/opt/rustwide/target/debug/deps/libcrc32fast-78c4a06097ec9217.rlib" "/opt/rustwide/target/debug/deps/libdeflate-a011f9418abca9a1.rlib" "/opt/rustwide/target/debug/deps/libadler32-d0c8907caa249e4c.rlib" "/opt/rustwide/target/debug/deps/libbitflags-de31228f2c0549ed.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-b6d0f3cdab9cfea6.rlib" "/opt/rustwide/target/debug/deps/libscoped_threadpool-46227cba77bf068c.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-b3dc893e5d7fe5ce.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-73e7d9e8f30f3109.rlib" "/opt/rustwide/target/debug/deps/libgif-e5a875d48bbaffd3.rlib" "/opt/rustwide/target/debug/deps/libcolor_quant-43f6f2b0a28d0a7b.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-18626a41c01c6e49.rlib" "/opt/rustwide/target/debug/deps/libtiff-e1a3a43639dfaaec.rlib" "/opt/rustwide/target/debug/deps/libweezl-651527c9409bda56.rlib" "/opt/rustwide/target/debug/deps/libminiz_oxide-36a836df640a0e5d.rlib" "/opt/rustwide/target/debug/deps/libadler-797761d55cc6d77d.rlib" "/opt/rustwide/target/debug/deps/libjpeg_decoder-c2f49549e7717934.rlib" "/opt/rustwide/target/debug/deps/librayon-d07de852a27fc9e9.rlib" "/opt/rustwide/target/debug/deps/librayon_core-977c9fab2f02da75.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-ab9a9891b67f4402.rlib" "/opt/rustwide/target/debug/deps/liblibc-e0846f52673851a4.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-a82ec7a9361d3855.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-428245208aa4c5a5.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-83c0b633c61cea0e.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-61a8585eac99cded.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_channel-e04655e2ef092aee.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-a00feec9ee9478ed.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-d836a7202f0431f0.rlib" "/opt/rustwide/target/debug/deps/libeither-6531171134b8f25b.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-04b16b37fbc1beb3.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /usr/bin/ld: cannot find -lrgbmatrix
[INFO] [stdout]           /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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b729f3750dc0001b95cb3bc7dc1c89a65c04a35d5cf42d2898c66709ab326d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b729f3750dc0001b95cb3bc7dc1c89a65c04a35d5cf42d2898c66709ab326d9e", kill_on_drop: false }`
[INFO] [stdout] b729f3750dc0001b95cb3bc7dc1c89a65c04a35d5cf42d2898c66709ab326d9e