[INFO] updating cached repository https://github.com/danipardo/2048
[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] [stderr] From https://github.com/danipardo/2048
[INFO] [stderr]    87082cd..8dc2e89  master     -> master
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8dc2e8936f01af91e6d954446fb842930dbdba97
[INFO] testing danipardo/2048 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%2Fdanipardo%2F2048" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danipardo/2048 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/danipardo/2048
[INFO] finished tweaking git repo https://github.com/danipardo/2048
[INFO] tweaked toml for git repo https://github.com/danipardo/2048 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/danipardo/2048 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] warning: dependency (sdl2) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 46a58c34998c74066255af4435504925b376e8a08508569d40f0c0a7ab13985c
[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" "46a58c34998c74066255af4435504925b376e8a08508569d40f0c0a7ab13985c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46a58c34998c74066255af4435504925b376e8a08508569d40f0c0a7ab13985c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46a58c34998c74066255af4435504925b376e8a08508569d40f0c0a7ab13985c", kill_on_drop: false }`
[INFO] [stdout] 46a58c34998c74066255af4435504925b376e8a08508569d40f0c0a7ab13985c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] c73afb45684d26a0d8cf5eccfb49798ca61d68ca5206d816b9680f0458a10752
[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" "c73afb45684d26a0d8cf5eccfb49798ca61d68ca5206d816b9680f0458a10752", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (sdl2) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling sdl2 v0.34.2
[INFO] [stderr]    Compiling sdl2-sys v0.34.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling simple_logger v1.6.0
[INFO] [stderr]    Compiling t2048 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `new_board` is never read
[INFO] [stdout]    --> src/board.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let mut new_board = [[0u8; 4]; 4];
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `score`
[INFO] [stdout]   --> src/board.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     score: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_cells`
[INFO] [stdout]    --> src/board.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn set_cells(&mut self, input: [[u8; 4]; 4]) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print`
[INFO] [stdout]    --> src/board.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn print(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `texture_manager`
[INFO] [stdout]   --> src/game.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     texture_manager: TextureManager<'a, WindowContext>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `match_sound`
[INFO] [stdout]   --> src/game.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     match_sound: Chunk,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/game.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |             self.channel.play(&self.move_sound, 0);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.t2048.eifu8nio-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc" "/opt/rustwide/target/debug/deps/t2048-9917f17fe65338bc.55iy84ct55ynbz1b.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-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/librand-80664d0a4a0fa651.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-ff4debf85d7d0431.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-d3554ad8d1f072a9.rlib" "/opt/rustwide/target/debug/deps/librand_hc-67b08b8b6035b688.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-3f3162119f31c395.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-ae775067d7a59098.rlib" "/opt/rustwide/target/debug/deps/librand_core-eadf77cab825c6b0.rlib" "/opt/rustwide/target/debug/deps/librand_os-fe1720e614eb1f65.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-c74589dc11794036.rlib" "/opt/rustwide/target/debug/deps/librand_core-8dd96053848a29ab.rlib" "/opt/rustwide/target/debug/deps/libsdl2-887428de653f77b8.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-6a562bfe34c52be7.rlib" "/opt/rustwide/target/debug/deps/libbitflags-ef3b499484556621.rlib" "/opt/rustwide/target/debug/deps/libsimple_logger-5a8d3304496d737a.rlib" "/opt/rustwide/target/debug/deps/libcolored-1764a34ff53dd62d.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-03dc560a77c5aa3e.rlib" "/opt/rustwide/target/debug/deps/libatty-fcb694c7bad47a95.rlib" "/opt/rustwide/target/debug/deps/libchrono-aecc38126bdc1071.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-e54ff5c58ffa8fbe.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-a4049703dfa73e00.rlib" "/opt/rustwide/target/debug/deps/libtime-9bad53cd4e35f6b4.rlib" "/opt/rustwide/target/debug/deps/liblibc-11d35527eaac07af.rlib" "/opt/rustwide/target/debug/deps/liblog-6126053784ee4a98.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-727e218cbe4629d5.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" "-lSDL2" "-lSDL2_mixer" "-lSDL2_image" "-lSDL2_ttf" "-lutil" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_mixer
[INFO] [stdout]           /usr/bin/ld: cannot find -lSDL2_image
[INFO] [stdout]           /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 `t2048`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "c73afb45684d26a0d8cf5eccfb49798ca61d68ca5206d816b9680f0458a10752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c73afb45684d26a0d8cf5eccfb49798ca61d68ca5206d816b9680f0458a10752", kill_on_drop: false }`
[INFO] [stdout] c73afb45684d26a0d8cf5eccfb49798ca61d68ca5206d816b9680f0458a10752