[INFO] updating cached repository https://github.com/hanspistorstetson/tetris-rs
[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] 95d918e00e79ffa9d68c11340e2609011b1f8071
[INFO] testing hanspistorstetson/tetris-rs against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanspistorstetson%2Ftetris-rs" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  66% (54/81)   
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Checking out files: 100% (81/81), done.
[INFO] validating manifest of git repo https://github.com/hanspistorstetson/tetris-rs on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hanspistorstetson/tetris-rs
[INFO] finished tweaking git repo https://github.com/hanspistorstetson/tetris-rs
[INFO] tweaked toml for git repo https://github.com/hanspistorstetson/tetris-rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/hanspistorstetson/tetris-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c8480ef3f49035e561f77676921b82afea7d97dfb3fc00ac6d5dd745b16eb21
[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" "6c8480ef3f49035e561f77676921b82afea7d97dfb3fc00ac6d5dd745b16eb21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c8480ef3f49035e561f77676921b82afea7d97dfb3fc00ac6d5dd745b16eb21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8480ef3f49035e561f77676921b82afea7d97dfb3fc00ac6d5dd745b16eb21", kill_on_drop: false }`
[INFO] [stdout] 6c8480ef3f49035e561f77676921b82afea7d97dfb3fc00ac6d5dd745b16eb21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce2b51522884981eb7d008cd71b9d7b500f47b5c4ff08d97274424bd0b23cf86
[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" "ce2b51522884981eb7d008cd71b9d7b500f47b5c4ff08d97274424bd0b23cf86", kill_on_drop: false }`
[INFO] [stderr]    Compiling tetris v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling sdl2 v0.30.0
[INFO] [stdout] warning: function is never used: `slice_to_string`
[INFO] [stdout]   --> src/main.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn slice_to_string(slice: &[u32]) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `line_to_slice`
[INFO] [stdout]   --> src/main.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn line_to_slice(line: &str) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_into_file`
[INFO] [stdout]   --> src/main.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn write_into_file(content: &str, filename: &str) -> io::Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_from_file`
[INFO] [stdout]   --> src/main.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn read_from_file(file_name: &str) -> io::Result<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `save_highscores_and_lines`
[INFO] [stdout]   --> src/main.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | 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: `load_highscores_and_lines`
[INFO] [stdout]   --> src/main.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn load_highscores_and_lines() -> Option<(Vec<u32>, Vec<u32>)> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[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" "-L" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.tetris.5nqwmxk5-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016" "/opt/rustwide/target/debug/deps/tetris-febcc0b62e97b016.2jlyqa2r9ffpwapq.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-441923ebe1d9c8ab.rlib" "/opt/rustwide/target/debug/deps/librand-236203731ff93f7c.rlib" "/opt/rustwide/target/debug/deps/librand-e343f4601a1820ee.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-d399e493100be71c.rlib" "/opt/rustwide/target/debug/deps/libbitflags-12fb577444bcad11.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-cbf4e74d25b393ff.rlib" "/opt/rustwide/target/debug/deps/liblibc-2c9f83ac9c453797.rlib" "/opt/rustwide/target/debug/deps/libnum-d66873922b0c55aa.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-f0b1337b927915d1.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-83bef75aaded41d2.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-5152a9640cc1d308.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-8bb11f807a7b6b4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-ca8087507780d964.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-259c92b387c1c166.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-16e0a2fbbb8e14b3.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-8a1651b8e23d2aaf.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-23bdd98b0574083e.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-855a92055ec33e2e.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-24c70dd44fbacdfb.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-b326273841bae587.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-ac3c1f0e16507051.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5729542b65954aa.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-09bd1119ab1cad7d.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9a787681bfbeaf61.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-5a0398ee67f74664.rlib" "-Wl,-Bdynamic" "-lSDL2_image" "-lSDL2" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-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; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tetris`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ce2b51522884981eb7d008cd71b9d7b500f47b5c4ff08d97274424bd0b23cf86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce2b51522884981eb7d008cd71b9d7b500f47b5c4ff08d97274424bd0b23cf86", kill_on_drop: false }`
[INFO] [stdout] ce2b51522884981eb7d008cd71b9d7b500f47b5c4ff08d97274424bd0b23cf86