[INFO] updating cached repository https://github.com/Jeff-Ciesielski/chip8r
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] 213ae652b68ec2a7d682a7d1731bdf05ea8b929a
[INFO] testing Jeff-Ciesielski/chip8r against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeff-Ciesielski%2Fchip8r" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jeff-Ciesielski/chip8r on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Jeff-Ciesielski/chip8r
[INFO] finished tweaking git repo https://github.com/Jeff-Ciesielski/chip8r
[INFO] tweaked toml for git repo https://github.com/Jeff-Ciesielski/chip8r written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Jeff-Ciesielski/chip8r already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] feb234fd6d9943edbce28f4a23b024c1a0e2624977f66ac5ae9596d8e43eb5ea
[INFO] running `"docker" "start" "-a" "feb234fd6d9943edbce28f4a23b024c1a0e2624977f66ac5ae9596d8e43eb5ea"`
[INFO] [stderr]    Compiling c_vec v1.3.0
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling sdl2 v0.31.0
[INFO] [stderr]    Compiling chip8r v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/chip8.rs:288:54
[INFO] [stderr]     |
[INFO] [stderr] 288 |             let y_idx = (y as u16 + offset) as usize;;
[INFO] [stderr]     |                                                      ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sdl2::rect::Point`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use sdl2::rect::Point;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:32:21
[INFO] [stderr]    |
[INFO] [stderr] 32 |                     canvas.pixel((8 * x + i) as i16, y as i16, Color::RGB(0, 255, 0));
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     canvas.set_scale(SCALING_FACTOR as f32, SCALING_FACTOR as f32);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[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/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.chip8r.452jcm4q-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d" "/opt/rustwide/target/debug/deps/chip8r-e59c6c09c18f6b3d.48pyv2qav613rqe6.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-d036fab8c4710e4e.rlib" "/opt/rustwide/target/debug/deps/libc_vec-f601d253a040077d.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-55dee8327a4c5092.rlib" "/opt/rustwide/target/debug/deps/libbitflags-cfca1255836e7478.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-47d24117de3918be.rlib" "/opt/rustwide/target/debug/deps/libnum-8a437c9451354379.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-aa9fc7c471fa322a.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-248776b7b937257d.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-34695342bdf6f4cb.rlib" "/opt/rustwide/target/debug/deps/librand-ab621bce7b69215b.rlib" "/opt/rustwide/target/debug/deps/liblibc-75c570ca9a590a5e.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-db812c66f862af4c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e7871a21575d5ff7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-2f2c581bc0d759e6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-35731cabc05dc8a0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-36477394541292db.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-8b706b170c1272d8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-801dbb3043ccf581.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-a32aa66ce6f72b21.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d00ea3bfb2bb6c00.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d2c6ebe88c3e113c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-df74f62f6bb60621.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2170473575daeedb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1a08089bbddc4f51.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f8f562e5472ad5c3.rlib" "-Wl,-Bdynamic" "-lSDL2_ttf" "-lSDL2_image" "-lSDL2_mixer" "-lSDL2_gfx" "-lSDL2" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[INFO] [stderr]           /usr/bin/ld: cannot find -lSDL2_image
[INFO] [stderr]           /usr/bin/ld: cannot find -lSDL2_mixer
[INFO] [stderr]           /usr/bin/ld: cannot find -lSDL2_gfx
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `chip8r`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "feb234fd6d9943edbce28f4a23b024c1a0e2624977f66ac5ae9596d8e43eb5ea"`
[INFO] running `"docker" "rm" "-f" "feb234fd6d9943edbce28f4a23b024c1a0e2624977f66ac5ae9596d8e43eb5ea"`
[INFO] [stdout] feb234fd6d9943edbce28f4a23b024c1a0e2624977f66ac5ae9596d8e43eb5ea