[INFO] cloning 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" "clone" "--bare" "https://github.com/hanspistorstetson/tetris-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanspistorstetson%2Ftetris-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanspistorstetson%2Ftetris-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95d918e00e79ffa9d68c11340e2609011b1f8071
[INFO] testing hanspistorstetson/tetris-rs against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanspistorstetson%2Ftetris-rs" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hanspistorstetson/tetris-rs 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/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-9/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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] f8dc24f0353d5bfb707d09ebf884fb08156d94f541b0cc1f445492b4ea25f7f1
[INFO] running `Command { std: "docker" "start" "-a" "f8dc24f0353d5bfb707d09ebf884fb08156d94f541b0cc1f445492b4ea25f7f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8dc24f0353d5bfb707d09ebf884fb08156d94f541b0cc1f445492b4ea25f7f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8dc24f0353d5bfb707d09ebf884fb08156d94f541b0cc1f445492b4ea25f7f1", kill_on_drop: false }`
[INFO] [stdout] f8dc24f0353d5bfb707d09ebf884fb08156d94f541b0cc1f445492b4ea25f7f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] dbbc59f262b2a19aacdbbff4a1dbde125bd0595644b23df53d095836e4167df4
[INFO] running `Command { std: "docker" "start" "-a" "dbbc59f262b2a19aacdbbff4a1dbde125bd0595644b23df53d095836e4167df4", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]    Compiling bitflags v0.7.0
[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 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 status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.tetris.5jgikr3x-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-cd8eb8f0295d9f7d.5gdyf9u4x3cd7f22.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-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/libsdl2-ef0009dc5a6219a6.rlib" "/opt/rustwide/target/debug/deps/librand-65fa5502f37ba3e5.rlib" "/opt/rustwide/target/debug/deps/librand-e785082dfa19db57.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-d20148367ff58110.rlib" "/opt/rustwide/target/debug/deps/libbitflags-e460c828ac318c64.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-0f48dde279d12d5a.rlib" "/opt/rustwide/target/debug/deps/liblibc-df8c29425271c273.rlib" "/opt/rustwide/target/debug/deps/libnum-a0eb2932dda65b36.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-b4c17a07c92eaec0.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-605f85ca605f2c77.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-c6019ed6c37ab9d2.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" "-lSDL2_image" "-lSDL2" "-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/tetris-cd8eb8f0295d9f7d" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[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" "dbbc59f262b2a19aacdbbff4a1dbde125bd0595644b23df53d095836e4167df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbbc59f262b2a19aacdbbff4a1dbde125bd0595644b23df53d095836e4167df4", kill_on_drop: false }`
[INFO] [stdout] dbbc59f262b2a19aacdbbff4a1dbde125bd0595644b23df53d095836e4167df4
