[INFO] updating cached repository https://github.com/hanspistorstetson/tetris-rs
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 95d918e00e79ffa9d68c11340e2609011b1f8071
[INFO] testing hanspistorstetson/tetris-rs against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanspistorstetson%2Ftetris-rs" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  60% (49/81)   
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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 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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 `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 7f17b5ab1d1c9423d57c6ce4557c36e1e5b96e0855c11c2dc272289324d26a84
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "7f17b5ab1d1c9423d57c6ce4557c36e1e5b96e0855c11c2dc272289324d26a84"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]    Compiling tetris v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling sdl2 v0.30.0
[INFO] [stderr] warning: function is never used: `slice_to_string`
[INFO] [stderr]   --> src/main.rs:21:4
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn slice_to_string(slice: &[u32]) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `line_to_slice`
[INFO] [stderr]   --> src/main.rs:29:4
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn line_to_slice(line: &str) -> Vec<u32> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `write_into_file`
[INFO] [stderr]   --> src/main.rs:35:4
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn write_into_file(content: &str, filename: &str) -> io::Result<()> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_from_file`
[INFO] [stderr]   --> src/main.rs:40:4
[INFO] [stderr]    |
[INFO] [stderr] 40 | fn read_from_file(file_name: &str) -> io::Result<String> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `save_highscores_and_lines`
[INFO] [stderr]   --> src/main.rs:47:4
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn save_highscores_and_lines(highscores: &[u32], number_of_lines: &[u32]) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `load_highscores_and_lines`
[INFO] [stderr]   --> src/main.rs:57:4
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn load_highscores_and_lines() -> Option<(Vec<u32>, Vec<u32>)> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.tetris.6q76uwr5-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968" "/opt/rustwide/target/debug/deps/tetris-8339da9b9ea4f968.2o849ydk175n120w.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-2310423888086737.rlib" "/opt/rustwide/target/debug/deps/librand-e4ce7a7c5b37ae1b.rlib" "/opt/rustwide/target/debug/deps/librand-3f5e1db5b6237b97.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-ae7e27ad8957dc09.rlib" "/opt/rustwide/target/debug/deps/libbitflags-717e7ed2379fc03d.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-1feaaa5f89c5098b.rlib" "/opt/rustwide/target/debug/deps/liblibc-d3dd008d2dbab132.rlib" "/opt/rustwide/target/debug/deps/libnum-d0ab5012199d66fa.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-88982274a519b67b.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-89fd1ce7e3b274c7.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-f717087f2d43c6e8.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-205127404fcba336.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-a657948fb7763780.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-4af901391177f653.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-9bdd51edf637d1e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-df9a9630b2ea2e1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-fddbfe63d5cc9339.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-dc1fcc6e43806791.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e2f4bff19e00107e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a152d13c1d7ed405.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d92b841792fc008d.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a64c249515c023f5.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-57654524b3e40c00.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-72180f1527a726a2.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-990cc8f4a91a3ab4.rlib" "-Wl,-Bdynamic" "-lSDL2_image" "-lSDL2" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lSDL2_image
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `tetris`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7f17b5ab1d1c9423d57c6ce4557c36e1e5b96e0855c11c2dc272289324d26a84"`
[INFO] running `"docker" "rm" "-f" "7f17b5ab1d1c9423d57c6ce4557c36e1e5b96e0855c11c2dc272289324d26a84"`
[INFO] [stdout] 7f17b5ab1d1c9423d57c6ce4557c36e1e5b96e0855c11c2dc272289324d26a84