[INFO] cloning repository https://github.com/svanellewee/rust-sdl-hackery
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/svanellewee/rust-sdl-hackery" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvanellewee%2Frust-sdl-hackery", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvanellewee%2Frust-sdl-hackery'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc8d754d7ab62c228e6acb29e758678a0714e091
[INFO] testing svanellewee/rust-sdl-hackery 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%2Fsvanellewee%2Frust-sdl-hackery" "/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/svanellewee/rust-sdl-hackery 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/svanellewee/rust-sdl-hackery
[INFO] finished tweaking git repo https://github.com/svanellewee/rust-sdl-hackery
[INFO] tweaked toml for git repo https://github.com/svanellewee/rust-sdl-hackery written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/svanellewee/rust-sdl-hackery 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-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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3cab341f6e7e7bd3418a95aec017a206db00f7cd03e5922221e43149bd6636f5
[INFO] running `Command { std: "docker" "start" "-a" "3cab341f6e7e7bd3418a95aec017a206db00f7cd03e5922221e43149bd6636f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cab341f6e7e7bd3418a95aec017a206db00f7cd03e5922221e43149bd6636f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cab341f6e7e7bd3418a95aec017a206db00f7cd03e5922221e43149bd6636f5", kill_on_drop: false }`
[INFO] [stdout] 3cab341f6e7e7bd3418a95aec017a206db00f7cd03e5922221e43149bd6636f5
[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" "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] cc04ebbb156f4811fd7db25139358ab82645bd4c0fc05d84bcc1dcd44491a6fa
[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" "cc04ebbb156f4811fd7db25139358ab82645bd4c0fc05d84bcc1dcd44491a6fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling sdl2 v0.31.0
[INFO] [stderr]    Compiling sdl2-tut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut canvas = window
[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: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         canvas.fill_rect(dest_rect_0);
[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/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.sdl2_tut.9wrhmr5y-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a" "/opt/rustwide/target/debug/deps/sdl2_tut-8e4dece289fa3d4a.39sxei699lfsgfh8.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-c80d831b224bd81e.rlib" "/opt/rustwide/target/debug/deps/librand-8a6192d20ebc309e.rlib" "/opt/rustwide/target/debug/deps/librand-b66203c96da03bbd.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-5dc3913d9afcf5d6.rlib" "/opt/rustwide/target/debug/deps/libbitflags-7b15d77b989f677d.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-2ea69cae54b65af6.rlib" "/opt/rustwide/target/debug/deps/liblibc-451497d73dd9974a.rlib" "/opt/rustwide/target/debug/deps/libnum-268f0d889daf41d9.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-c93e0902ecb84c2d.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-4ca4da71c434b91f.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-82101ed2fad82f9c.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_image" "-lSDL2" "-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; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sdl2-tut`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "cc04ebbb156f4811fd7db25139358ab82645bd4c0fc05d84bcc1dcd44491a6fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc04ebbb156f4811fd7db25139358ab82645bd4c0fc05d84bcc1dcd44491a6fa", kill_on_drop: false }`
[INFO] [stdout] cc04ebbb156f4811fd7db25139358ab82645bd4c0fc05d84bcc1dcd44491a6fa
