[INFO] cloning repository https://github.com/slier81/Tetris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slier81/Tetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslier81%2FTetris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslier81%2FTetris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4e37baeb08d5e243ff4bd5acd333fe5c88461af
[INFO] testing slier81/Tetris against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslier81%2FTetris" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/slier81/Tetris on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/slier81/Tetris
[INFO] finished tweaking git repo https://github.com/slier81/Tetris
[INFO] tweaked toml for git repo https://github.com/slier81/Tetris written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/slier81/Tetris already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 250c1343799a6a778d8fa9ffb141e8a7d7167594ee296d0ee01a10108ebc9f66
[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" "250c1343799a6a778d8fa9ffb141e8a7d7167594ee296d0ee01a10108ebc9f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "250c1343799a6a778d8fa9ffb141e8a7d7167594ee296d0ee01a10108ebc9f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250c1343799a6a778d8fa9ffb141e8a7d7167594ee296d0ee01a10108ebc9f66", kill_on_drop: false }`
[INFO] [stdout] 250c1343799a6a778d8fa9ffb141e8a7d7167594ee296d0ee01a10108ebc9f66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33623cad63d4e59977bd636219bb21f3f5247acd42ad7be4426cebcf1e4480bd
[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" "33623cad63d4e59977bd636219bb21f3f5247acd42ad7be4426cebcf1e4480bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling rust_sdl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stdout] warning: unused imports: `WindowContext`, `Window`
[INFO] [stdout]  --> src/main.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sdl2::video::{Window, WindowContext};
[INFO] [stdout]   |                   ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Canvas`, `TextureCreator`, `Texture`
[INFO] [stdout]  --> src/main.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use sdl2::render::{Canvas, TextureCreator, Texture};
[INFO] [stdout]   |                    ^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut square_type = match timer.elapsed() {
[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/main.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let mut square = if square_type {
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_to_file`
[INFO] [stdout]   --> src/util.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn write_to_file(content: &str, filename: &str) -> io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_from_file`
[INFO] [stdout]   --> src/util.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn read_from_file(filename: &str) -> io::Result<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `slice_to_string`
[INFO] [stdout]   --> src/util.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn slice_to_string(slice: &[u32]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `save_highscores_and_lines`
[INFO] [stdout]   --> src/util.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn save_highscores_and_lines(highscores: &[u32], number_of_lines: &[u32]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `line_to_slice`
[INFO] [stdout]   --> src/util.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn line_to_slice(line: &str) -> Vec<u32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `load_highscores_and_lines`
[INFO] [stdout]   --> src/util.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn load_highscores_and_lines() -> Option<(Vec<u32>, Vec<u32>)> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/util.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     f.read_to_string(&mut content);
[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-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.rust_sdl.clpoadoi-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537" "/opt/rustwide/target/debug/deps/rust_sdl-ffcfbf39ca7bc537.44zrm4769day6pf.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-83ac81ff412707ae.rlib" "/opt/rustwide/target/debug/deps/librand-2c3d47ce285f3915.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-d166eaf1f31e436d.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-8756578e279e7221.rlib" "/opt/rustwide/target/debug/deps/librand_hc-f2e4f141a70472cc.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-165b2de10ae2f2ca.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-abbba5492d1674f3.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-e5e70687ab2dfcaa.rlib" "/opt/rustwide/target/debug/deps/libbitflags-66309d0aee04d875.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-aa458f9196325be2.rlib" "/opt/rustwide/target/debug/deps/liblibc-e56a0d52c58e583c.rlib" "/opt/rustwide/target/debug/deps/libnum-9eb41c1fed3aabf5.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-78ffd547fc81deae.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-dfa534fa7645a340.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-59a9afba53d94711.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-3532beb752f910d7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-3529ece450b7f3c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-23e8f582a6744f80.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-5e7e0793b29cbf78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-253e0736424ceb78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-b6fd484888124c85.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-cca4d20e4b53839c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0a7401891c2a4f50.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-efbb25e073df787e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-25965457612624bc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-09058283ea779342.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-ab973dacc0513511.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b437d6640b1f764b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-8cc0b2380206399c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-727cdf2b6a468113.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cf4d442d877ea2f4.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-7e5b6df427ca977c.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_image" "-lutil" "-lutil" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_image
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_sdl`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "33623cad63d4e59977bd636219bb21f3f5247acd42ad7be4426cebcf1e4480bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33623cad63d4e59977bd636219bb21f3f5247acd42ad7be4426cebcf1e4480bd", kill_on_drop: false }`
[INFO] [stdout] 33623cad63d4e59977bd636219bb21f3f5247acd42ad7be4426cebcf1e4480bd
