[INFO] cloning repository https://github.com/rrbone/midioscar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rrbone/midioscar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrbone%2Fmidioscar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrbone%2Fmidioscar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8413454e37c3e03793fb042bf796eca88d4de8c6
[INFO] testing rrbone/midioscar against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrbone%2Fmidioscar" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rrbone/midioscar 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/rrbone/midioscar
[INFO] finished tweaking git repo https://github.com/rrbone/midioscar
[INFO] tweaked toml for git repo https://github.com/rrbone/midioscar written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rrbone/midioscar already has a lockfile, it will not be regenerated
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 9d6513ef3593d14751cd8bedfe8ff0314fe9c474733d7997db584a85c84d5d3a
[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" "9d6513ef3593d14751cd8bedfe8ff0314fe9c474733d7997db584a85c84d5d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d6513ef3593d14751cd8bedfe8ff0314fe9c474733d7997db584a85c84d5d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d6513ef3593d14751cd8bedfe8ff0314fe9c474733d7997db584a85c84d5d3a", kill_on_drop: false }`
[INFO] [stdout] 9d6513ef3593d14751cd8bedfe8ff0314fe9c474733d7997db584a85c84d5d3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] e4a78f0d72bbbf0cbd0a6843cb111bd3f6b883bb363b791488bc12b3bee38a74
[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" "e4a78f0d72bbbf0cbd0a6843cb111bd3f6b883bb363b791488bc12b3bee38a74", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling ansi_term v0.7.5
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling unicode-segmentation v1.1.0
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling vec_map v0.7.0
[INFO] [stderr]    Compiling portmidi v0.2.4
[INFO] [stderr]    Compiling rosc v0.1.5
[INFO] [stderr]    Compiling loggerv v0.2.0
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling clap v2.23.2
[INFO] [stderr]    Compiling midioscar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:42:28
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn run() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:95:50
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn serve(matches: &ArgMatches) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[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/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.midioscar.ht263a5h-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a" "/opt/rustwide/target/debug/deps/midioscar-047266d457e9bb8a.120qqi1iylovusl4.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" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librosc-2c29c247f52109cb.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-b75c165152fc07ab.rlib" "/opt/rustwide/target/debug/deps/libportmidi-cce0d516b16e7f90.rlib" "/opt/rustwide/target/debug/deps/libclap-0112c6da3f4d747a.rlib" "/opt/rustwide/target/debug/deps/libatty-a26fa274486f60b0.rlib" "/opt/rustwide/target/debug/deps/libunicode_segmentation-167a987372c622a9.rlib" "/opt/rustwide/target/debug/deps/libterm_size-b7899c82040c0c7c.rlib" "/opt/rustwide/target/debug/deps/liblibc-4738de5004ae720f.rlib" "/opt/rustwide/target/debug/deps/libvec_map-c1d258132e699480.rlib" "/opt/rustwide/target/debug/deps/libbitflags-0980070795787ea3.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-4dd2557e3fc1d326.rlib" "/opt/rustwide/target/debug/deps/libansi_term-1bf46383e1da780b.rlib" "/opt/rustwide/target/debug/deps/libstrsim-a6da7c298dd90abb.rlib" "/opt/rustwide/target/debug/deps/libloggerv-537090908f26022b.rlib" "/opt/rustwide/target/debug/deps/libansi_term-fb5d2d474dd34708.rlib" "/opt/rustwide/target/debug/deps/liblog-d7e27f3870ed64f2.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" "-lportmidi" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lportmidi
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `midioscar`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e4a78f0d72bbbf0cbd0a6843cb111bd3f6b883bb363b791488bc12b3bee38a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4a78f0d72bbbf0cbd0a6843cb111bd3f6b883bb363b791488bc12b3bee38a74", kill_on_drop: false }`
[INFO] [stdout] e4a78f0d72bbbf0cbd0a6843cb111bd3f6b883bb363b791488bc12b3bee38a74