[INFO] cloning 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" "clone" "--bare" "https://github.com/gabrielpoca/midi-sequencer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabrielpoca%2Fmidi-sequencer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabrielpoca%2Fmidi-sequencer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ec521913a84fa19714ccf32010d9d167a2ee7bc
[INFO] testing gabrielpoca/midi-sequencer against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabrielpoca%2Fmidi-sequencer" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gabrielpoca/midi-sequencer on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-4/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" "+1.54.0" "fetch" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44fc74ba062b97f1ec1075b651170dd6a55447d4f58f034dc23129ba06c06eba
[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" "44fc74ba062b97f1ec1075b651170dd6a55447d4f58f034dc23129ba06c06eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44fc74ba062b97f1ec1075b651170dd6a55447d4f58f034dc23129ba06c06eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44fc74ba062b97f1ec1075b651170dd6a55447d4f58f034dc23129ba06c06eba", kill_on_drop: false }`
[INFO] [stdout] 44fc74ba062b97f1ec1075b651170dd6a55447d4f58f034dc23129ba06c06eba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15daf15256fbfc8e5d4c1e28dd344dbe3039d13a28486ff442fa0debdcbcbff1
[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" "15daf15256fbfc8e5d4c1e28dd344dbe3039d13a28486ff442fa0debdcbcbff1", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling memalloc v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling termion v1.5.3
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]    Compiling tui v0.5.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling alsa v0.2.2
[INFO] [stderr]    Compiling num v0.1.42
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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 status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.midi.a6nhat9f-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee.36b1cuh90lriqjf.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmidir-9625dfcbeda0a1e5.rlib" "/opt/rustwide/target/debug/deps/libalsa-f08cc832ea08a1b0.rlib" "/opt/rustwide/target/debug/deps/libnix-dfffd5a20b419d58.rlib" "/opt/rustwide/target/debug/deps/libvoid-c3f770d6ee2d2f2c.rlib" "/opt/rustwide/target/debug/deps/libbitflags-8022bcf3ce8fd356.rlib" "/opt/rustwide/target/debug/deps/libalsa_sys-e374b9bf0b031c30.rlib" "/opt/rustwide/target/debug/deps/libmemalloc-6ca463ce60930f77.rlib" "/opt/rustwide/target/debug/deps/libsdl2-13e62272d46b1757.rlib" "/opt/rustwide/target/debug/deps/librand-21aaae68575a0ed5.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-8705e5099ea5570e.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-ed6f1ba623f3ae53.rlib" "/opt/rustwide/target/debug/deps/librand_hc-1144cf1334653751.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-70cd587cc4297da4.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-76ab3724437d78bb.rlib" "/opt/rustwide/target/debug/deps/librand_core-fefa07013ca9f913.rlib" "/opt/rustwide/target/debug/deps/librand_os-c4f636d6ef22731c.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-bd12ba469f9a062f.rlib" "/opt/rustwide/target/debug/deps/librand_core-4cedfed425a209b0.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-e187b69bc4d1ebc4.rlib" "/opt/rustwide/target/debug/deps/libbitflags-dfde700d87e32fc1.rlib" "/opt/rustwide/target/debug/deps/libnum-4cb25b01a13ba194.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-3891b6a921ed681a.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-a096211ee4f9841b.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-4521c79336b89ade.rlib" "/opt/rustwide/target/debug/deps/libenv_logger-a3f3ceeba508c122.rlib" "/opt/rustwide/target/debug/deps/libregex-d41c0ab00fcd0b74.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-dbe37c8efe1f07be.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-8dc42b2c41e7792a.rlib" "/opt/rustwide/target/debug/deps/libucd_util-ee0f14a2fe919c8a.rlib" "/opt/rustwide/target/debug/deps/libthread_local-f969d11ed59015e9.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-860b39bfb38fb732.rlib" "/opt/rustwide/target/debug/deps/libmemchr-3419868c45e7dd15.rlib" "/opt/rustwide/target/debug/deps/libatty-bcc9e9567cdefdf5.rlib" "/opt/rustwide/target/debug/deps/liblibc-7ea0517424c3878f.rlib" "/opt/rustwide/target/debug/deps/libhumantime-47a1c26f503bc488.rlib" "/opt/rustwide/target/debug/deps/libquick_error-9b5d59530daa3d27.rlib" "/opt/rustwide/target/debug/deps/libtermcolor-b0b3fee3dc66f5bb.rlib" "/opt/rustwide/target/debug/deps/liblog-0ee986709a1142bb.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_channel-231e1358ee986af5.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-747098f33a89975a.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-c7a6347b15bc6e02.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-6d57f98cb51285ab.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-30cf89d51bdfa97e.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-2420485b9e5ef5e1.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-785e3cb61c4b1960.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-087191a88bdaa22d.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9981842c02975178.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6fb405869b015fde.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d05c5c3c56004b7b.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-42d74d2097528b38.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-fb36534c113d2209.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-b56b9042c12b6535.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-491902d6cb3e76df.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-61834e0981b8c367.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-f78aa99d613a55bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-53ee54cd7fed2c57.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-544ecdbd6cda3c58.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-379cc252b6943a79.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8063eea38dcc5e62.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5b228734afae15ee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d6c7a399d95d173f.rlib" "-Wl,-Bdynamic" "-lasound" "-lSDL2" "-lSDL2_ttf" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/midi-2b090b5c0c09cdee" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[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" "15daf15256fbfc8e5d4c1e28dd344dbe3039d13a28486ff442fa0debdcbcbff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15daf15256fbfc8e5d4c1e28dd344dbe3039d13a28486ff442fa0debdcbcbff1", kill_on_drop: false }`
[INFO] [stdout] 15daf15256fbfc8e5d4c1e28dd344dbe3039d13a28486ff442fa0debdcbcbff1
