[INFO] cloning repository https://github.com/pixlark/rust-chess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pixlark/rust-chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpixlark%2Frust-chess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpixlark%2Frust-chess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5574de551476386e7c852d19d296848b03d0bd15
[INFO] testing pixlark/rust-chess against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpixlark%2Frust-chess" "/workspace/builds/worker-93/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pixlark/rust-chess on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pixlark/rust-chess
[INFO] finished tweaking git repo https://github.com/pixlark/rust-chess
[INFO] tweaked toml for git repo https://github.com/pixlark/rust-chess written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] crate git repo https://github.com/pixlark/rust-chess already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7e662091c66a509ccac12d6b2860c494af60f2b1c50f1de1af054e828ae7a4f
[INFO] running `Command { std: "docker" "start" "-a" "b7e662091c66a509ccac12d6b2860c494af60f2b1c50f1de1af054e828ae7a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7e662091c66a509ccac12d6b2860c494af60f2b1c50f1de1af054e828ae7a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7e662091c66a509ccac12d6b2860c494af60f2b1c50f1de1af054e828ae7a4f", kill_on_drop: false }`
[INFO] [stdout] b7e662091c66a509ccac12d6b2860c494af60f2b1c50f1de1af054e828ae7a4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27f3074ab645fff55b46f7a71a27837631377a6422fc1ad0cb8e2c68a6c4c113
[INFO] running `Command { std: "docker" "start" "-a" "27f3074ab645fff55b46f7a71a27837631377a6422fc1ad0cb8e2c68a6c4c113", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling sdl2 v0.31.0
[INFO] [stderr]    Compiling game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:418:13
[INFO] [stdout]     |
[INFO] [stdout] 418 |             _ => panic!("Movement not implemented for this yet..."),
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sdl_image_context`
[INFO] [stdout]    --> src/main.rs:590:9
[INFO] [stdout]     |
[INFO] [stdout] 590 |     let sdl_image_context = image::init(image::InitFlag::all()).unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sdl_image_context`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |         for i in 0..3 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flipped`
[INFO] [stdout]   --> src/main.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn flipped(self: &Side) -> Side {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `starting`
[INFO] [stdout]    --> src/main.rs:203:8
[INFO] [stdout]     |
[INFO] [stdout] 203 |     fn starting() -> Board {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `capture_on_line`
[INFO] [stdout]    --> src/main.rs:263:8
[INFO] [stdout]     |
[INFO] [stdout] 263 |     fn capture_on_line(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:468:9
[INFO] [stdout]     |
[INFO] [stdout] 468 | /         canvas.copy(
[INFO] [stdout] 469 | |             texture_table.table[tex_index.0][tex_index.1]
[INFO] [stdout] 470 | |                 .as_ref()
[INFO] [stdout] 471 | |                 .unwrap(),
[INFO] [stdout] ...   |
[INFO] [stdout] 478 | |             )),
[INFO] [stdout] 479 | |         );
[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] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:570:13
[INFO] [stdout]     |
[INFO] [stdout] 570 | /             canvas.copy(
[INFO] [stdout] 571 | |                 texture_table.table[tex_index.0][tex_index.1]
[INFO] [stdout] 572 | |                     .as_ref()
[INFO] [stdout] 573 | |                     .unwrap(),
[INFO] [stdout] ...   |
[INFO] [stdout] 580 | |                 )),
[INFO] [stdout] 581 | |             );
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[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 status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.game.662720bf-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f.2gmr6c5yqi7wst4e.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-13e3f09d66b44edf.rlib" "/opt/rustwide/target/debug/deps/librand-579511ced9b9f233.rlib" "/opt/rustwide/target/debug/deps/librand-7f6e738281aa1584.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-85146d0fc6e1159f.rlib" "/opt/rustwide/target/debug/deps/libbitflags-9d0cc7cd35f17e7b.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-fcd78a373e0df468.rlib" "/opt/rustwide/target/debug/deps/liblibc-9ac741036ab52362.rlib" "/opt/rustwide/target/debug/deps/libnum-6bc18259e5965064.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-d25f99791fa87a5f.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-a68bca7b6168f964.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-1ad15e33f20f8171.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9a950938f3668a37.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-3b1b529ec96b3df7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-ac333df4e6839cea.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-22a9ff9d2be6d427.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-5decbb94c7d60860.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-29a9663b62a1cd00.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-6f0cee0dbab2d3f8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-f5dc7d1d28c5c249.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-d19bda9ef557e755.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-82a955fd13db2399.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-44f3e7c1b7cc17ef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-3ee6f750c5f3c2cf.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-ae5e1795dcba83e8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8d545d8592f2b534.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-c4c222675f83fd37.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c1e9c53e75e301ed.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-beea7d9617fe25c5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-80a2b295510dd038.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/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/game-b779653482ab764f" "-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; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `game` due to 2 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "27f3074ab645fff55b46f7a71a27837631377a6422fc1ad0cb8e2c68a6c4c113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27f3074ab645fff55b46f7a71a27837631377a6422fc1ad0cb8e2c68a6c4c113", kill_on_drop: false }`
[INFO] [stdout] 27f3074ab645fff55b46f7a71a27837631377a6422fc1ad0cb8e2c68a6c4c113