[INFO] updating cached repository https://github.com/gabrielpoca/midi-sequencer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ec521913a84fa19714ccf32010d9d167a2ee7bc
[INFO] testing gabrielpoca/midi-sequencer against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabrielpoca%2Fmidi-sequencer" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gabrielpoca/midi-sequencer on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gabrielpoca/midi-sequencer
[INFO] finished tweaking git repo https://github.com/gabrielpoca/midi-sequencer
[INFO] tweaked toml for git repo https://github.com/gabrielpoca/midi-sequencer written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/gabrielpoca/midi-sequencer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cf5fe0dc423df33cb067640a854bceb8970e9fdc9e6dca7a7d4b41852697b09
[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" "9cf5fe0dc423df33cb067640a854bceb8970e9fdc9e6dca7a7d4b41852697b09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cf5fe0dc423df33cb067640a854bceb8970e9fdc9e6dca7a7d4b41852697b09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cf5fe0dc423df33cb067640a854bceb8970e9fdc9e6dca7a7d4b41852697b09", kill_on_drop: false }`
[INFO] [stdout] 9cf5fe0dc423df33cb067640a854bceb8970e9fdc9e6dca7a7d4b41852697b09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a11207497864ce19657dc561b203077568d45352d14b07705db03349ea7d8aae
[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" "a11207497864ce19657dc561b203077568d45352d14b07705db03349ea7d8aae", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling regex-syntax v0.6.7
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling termion v1.5.3
[INFO] [stderr]    Compiling tui v0.5.1
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling alsa v0.2.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling midir v0.5.0
[INFO] [stderr]    Compiling midi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/output.rs:21:50
[INFO] [stdout]    |
[INFO] [stdout] 21 |                         match msg.unwrap_or_else({|_| Event::None }) {
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/output.rs:44:40
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn get_port() -> Result<usize, 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: unnecessary braces around method argument
[INFO] [stdout]   --> src/player/mod.rs:24:52
[INFO] [stdout]    |
[INFO] [stdout] 24 |                     let event = msg.unwrap_or_else({ |_| Event::None });
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::info`
[INFO] [stdout]  --> src/ui/render.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use log::info;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:33:28
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn run() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:29:47
[INFO] [stdout]    |
[INFO] [stdout] 29 |         Err(err) => println!("Error: {}", err.description()),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ui/render.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let mut window = video_subsystem
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[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/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.midi.8m42ltjq-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2" "/opt/rustwide/target/debug/deps/midi-79d4f26365e417f2.3kqq3oktnfln0jax.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmidir-308eadce6b6d4724.rlib" "/opt/rustwide/target/debug/deps/libalsa-5bc06a1e58a6cbe5.rlib" "/opt/rustwide/target/debug/deps/libnix-fe708d1a2813e957.rlib" "/opt/rustwide/target/debug/deps/libvoid-2b8404f9072f9abf.rlib" "/opt/rustwide/target/debug/deps/libbitflags-e1adf2d5a3c5eab4.rlib" "/opt/rustwide/target/debug/deps/libalsa_sys-fff09490e4b3afd7.rlib" "/opt/rustwide/target/debug/deps/libmemalloc-5d059870528b9476.rlib" "/opt/rustwide/target/debug/deps/libsdl2-ebb36e1fc0f7ef8a.rlib" "/opt/rustwide/target/debug/deps/librand-5ce860460e6d26de.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-d166eaf1f31e436d.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-f18cb30b60ce7bb7.rlib" "/opt/rustwide/target/debug/deps/librand_hc-f2e4f141a70472cc.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-2dc2e4871b03a526.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-1bde7cb07bd26099.rlib" "/opt/rustwide/target/debug/deps/librand_core-e70617dc38f2822c.rlib" "/opt/rustwide/target/debug/deps/librand_os-f2c6ed41937fa528.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-6b8e0f085492fe34.rlib" "/opt/rustwide/target/debug/deps/librand_core-803546ca06a2d189.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-a247880075790f28.rlib" "/opt/rustwide/target/debug/deps/libbitflags-66309d0aee04d875.rlib" "/opt/rustwide/target/debug/deps/libnum-7b54df06e9f9a850.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-1358d16b9bda798e.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-6fee6ef13d727220.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-57d26bfbc3123b5a.rlib" "/opt/rustwide/target/debug/deps/libenv_logger-ac259dc45c9190c8.rlib" "/opt/rustwide/target/debug/deps/libregex-bbd2baa3fd54066d.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-db73e538f22a8b7c.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-92acdf222190c860.rlib" "/opt/rustwide/target/debug/deps/libucd_util-614f2a2fa553724d.rlib" "/opt/rustwide/target/debug/deps/libthread_local-f848ff6d24785c7f.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-4edaa3d9f3b00139.rlib" "/opt/rustwide/target/debug/deps/libmemchr-1aedc37d66d6fde8.rlib" "/opt/rustwide/target/debug/deps/libatty-10727da24eda3dbc.rlib" "/opt/rustwide/target/debug/deps/liblibc-fd6987beefec3d22.rlib" "/opt/rustwide/target/debug/deps/libhumantime-3d331d8740af061f.rlib" "/opt/rustwide/target/debug/deps/libquick_error-d9bca13dadd46f6f.rlib" "/opt/rustwide/target/debug/deps/libtermcolor-4ebfa29e0dc70440.rlib" "/opt/rustwide/target/debug/deps/liblog-a88720dab9350e07.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_channel-826bf0c0033ed9f3.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-2786763282e3ede7.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-155a10d93c4be3fb.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-aa458f9196325be2.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-dc9c1f3ab4e75cf1.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-d66e0ceb8eaec9b8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-9717ec0599b569a0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-04369de9ba916647.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-997d622c2e4dbe5c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-0359c4288a5ef89f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-1b25ede22d698ab3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-37940b486a68e488.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-06b77c27e794c7c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-4d07e02a8df36da1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-fb29e0695c0a0f79.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e16188b4cf97e8bb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5eb391c8dabdee77.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-b0689b528b222bee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ed072ac495e62e7a.rlib" "-Wl,-Bdynamic" "-lasound" "-lSDL2" "-lSDL2_ttf" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `midi`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "a11207497864ce19657dc561b203077568d45352d14b07705db03349ea7d8aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a11207497864ce19657dc561b203077568d45352d14b07705db03349ea7d8aae", kill_on_drop: false }`
[INFO] [stdout] a11207497864ce19657dc561b203077568d45352d14b07705db03349ea7d8aae