[INFO] cloning repository https://github.com/danipardo/2048 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danipardo/2048" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanipardo%2F2048", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanipardo%2F2048'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 10d8b0deca2dde7c63e8c6e171ddf22003c48e0e [INFO] testing danipardo/2048 against 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanipardo%2F2048" "/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/danipardo/2048 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/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-6/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" "+1.49.0" "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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sdl2 v0.34.2 [INFO] [stderr] Downloaded simple_logger v1.6.0 [INFO] [stderr] Downloaded sdl2-sys v0.34.2 [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] cef3c71d0478ac0e8907f6a1acb25b0c916df6554e0b4989c5975c5d4fc829d5 [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" "cef3c71d0478ac0e8907f6a1acb25b0c916df6554e0b4989c5975c5d4fc829d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cef3c71d0478ac0e8907f6a1acb25b0c916df6554e0b4989c5975c5d4fc829d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cef3c71d0478ac0e8907f6a1acb25b0c916df6554e0b4989c5975c5d4fc829d5", kill_on_drop: false }` [INFO] [stdout] cef3c71d0478ac0e8907f6a1acb25b0c916df6554e0b4989c5975c5d4fc829d5 [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] d845949fca92243636df216aee8515e78a79e5d6445f333f961f72fe5a6db68d [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" "d845949fca92243636df216aee8515e78a79e5d6445f333f961f72fe5a6db68d", 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 getrandom v0.1.15 [INFO] [stderr] Compiling version-compare v0.0.10 [INFO] [stderr] Compiling ppv-lite86 v0.2.9 [INFO] [stderr] Compiling sdl2 v0.34.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling sdl2-sys v0.34.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [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: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/board.rs:59:16 [INFO] [stdout] | [INFO] [stdout] 59 | if (index > 0) { [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_board` is never read [INFO] [stdout] --> src/board.rs:146:13 [INFO] [stdout] | [INFO] [stdout] 146 | let mut new_board = [[0u16; 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: variable does not need to be mutable [INFO] [stdout] --> src/board.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | let mut result = slide_row(input); [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] warning: variable does not need to be mutable [INFO] [stdout] --> src/board.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | let mut result = combine_row(&result); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/board.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 82 | let mut result = slide_row(&result); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/board.rs:124:13 [INFO] [stdout] | [INFO] [stdout] 124 | let mut rand : f32 = rand::thread_rng().gen(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [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: function is never used: `find_rev` [INFO] [stdout] --> src/board.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn find_rev(input: &[u16; 4], n: usize) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_cells` [INFO] [stdout] --> src/board.rs:131:12 [INFO] [stdout] | [INFO] [stdout] 131 | pub fn set_cells(&mut self, input: [[u16; 4]; 4]) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print` [INFO] [stdout] --> src/board.rs:138:12 [INFO] [stdout] | [INFO] [stdout] 138 | 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/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.t2048.8m13hcnq-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe" "/opt/rustwide/target/debug/deps/t2048-c7e8060adea09abe.3h6r36cr2xttdmca.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/librand-67786607ab40731a.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-5c14251dbc07043f.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-dade1abeea8bcadc.rlib" "/opt/rustwide/target/debug/deps/librand_core-1edfaa495aa1d21e.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-b898bb854f5d7742.rlib" "/opt/rustwide/target/debug/deps/libsdl2-1ead0858595e0563.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-e0966af4cd3ae6f8.rlib" "/opt/rustwide/target/debug/deps/libbitflags-de31228f2c0549ed.rlib" "/opt/rustwide/target/debug/deps/libsimple_logger-c576ca22a252ed8c.rlib" "/opt/rustwide/target/debug/deps/libcolored-8484dcc155e55f60.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib" "/opt/rustwide/target/debug/deps/libatty-2ab16646ef190ebc.rlib" "/opt/rustwide/target/debug/deps/libchrono-d77937181e199e7f.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-827863185357a5d6.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-39caa5e92c6dbd81.rlib" "/opt/rustwide/target/debug/deps/libtime-3186bf3088a927c0.rlib" "/opt/rustwide/target/debug/deps/liblibc-a05f7562caa135ac.rlib" "/opt/rustwide/target/debug/deps/liblog-1761913616bdc5f1.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-b10e0993eefc366b.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" "-lSDL2" "-lSDL2_mixer" "-lSDL2_image" "-lSDL2_ttf" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" [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; 13 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" "d845949fca92243636df216aee8515e78a79e5d6445f333f961f72fe5a6db68d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d845949fca92243636df216aee8515e78a79e5d6445f333f961f72fe5a6db68d", kill_on_drop: false }` [INFO] [stdout] d845949fca92243636df216aee8515e78a79e5d6445f333f961f72fe5a6db68d