[INFO] cloning repository https://github.com/aconbere/gbe-v2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aconbere/gbe-v2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faconbere%2Fgbe-v2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faconbere%2Fgbe-v2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d6249bd694ca0402dcb3eb6abfb7d092867d165
[INFO] testing aconbere/gbe-v2 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faconbere%2Fgbe-v2" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aconbere/gbe-v2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aconbere/gbe-v2
[INFO] finished tweaking git repo https://github.com/aconbere/gbe-v2
[INFO] tweaked toml for git repo https://github.com/aconbere/gbe-v2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/aconbere/gbe-v2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.27
[INFO] [stderr]   Downloaded sdl2 v0.33.0
[INFO] [stderr]   Downloaded sdl2-sys v0.33.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.55.0" "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] 9d66b9075f6029a2facc5fc8f5140f831a8d6f0b4fdd41857870187cf6acba3a
[INFO] running `Command { std: "docker" "start" "-a" "9d66b9075f6029a2facc5fc8f5140f831a8d6f0b4fdd41857870187cf6acba3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d66b9075f6029a2facc5fc8f5140f831a8d6f0b4fdd41857870187cf6acba3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d66b9075f6029a2facc5fc8f5140f831a8d6f0b4fdd41857870187cf6acba3a", kill_on_drop: false }`
[INFO] [stdout] 9d66b9075f6029a2facc5fc8f5140f831a8d6f0b4fdd41857870187cf6acba3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c66efc0a2f2f590e64305035200809e2f7b8b34812603a9bc5ef2b43186c5e2c
[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" "c66efc0a2f2f590e64305035200809e2f7b8b34812603a9bc5ef2b43186c5e2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.27
[INFO] [stderr]    Compiling sdl2 v0.33.0
[INFO] [stderr]    Compiling sdl2-sys v0.33.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling gameboy-emulator-v2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `push_pc`
[INFO] [stdout]    --> src/cpu.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 |     pub fn push_pc(&mut self, address: u16, value: u8) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]   --> src/cartridge.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     header: Header,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `zero`
[INFO] [stdout]   --> src/cartridge.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn zero() -> Cartridge {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `storage`
[INFO] [stdout]   --> src/cartridge.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     storage: [u8; 0x4F],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rom_size`
[INFO] [stdout]   --> src/cartridge.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     rom_size: RomSize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/cartridge.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `zero`
[INFO] [stdout]    --> src/cartridge.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn zero() -> Header {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `zero`
[INFO] [stdout]   --> src/msg.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn zero() -> TileMap {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `zero`
[INFO] [stdout]   --> src/msg.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn zero() -> Frame {
[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/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.gameboy_emulator_v2.02bf9e3b-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b.1ehba7s24jgipdxv.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libanyhow-214f91a718d85ecf.rlib" "/opt/rustwide/target/debug/deps/libsdl2-68fb4a3af7532833.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-f2698e2dd180ffbd.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-df981c5871754530.rlib" "/opt/rustwide/target/debug/deps/libclap-52e14f3c5dd6e390.rlib" "/opt/rustwide/target/debug/deps/libvec_map-2fd734c4c1e4fc50.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-bad3d17484b64b1a.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-1d2bdd05e197c9de.rlib" "/opt/rustwide/target/debug/deps/libstrsim-0fc606efc91e3789.rlib" "/opt/rustwide/target/debug/deps/libbitflags-117d41ac256572da.rlib" "/opt/rustwide/target/debug/deps/libatty-5f8556bfd9b45c42.rlib" "/opt/rustwide/target/debug/deps/liblibc-311e0d28c6d1dcc9.rlib" "/opt/rustwide/target/debug/deps/libansi_term-329dab68dba20daf.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-008055cc7d873802.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-06f01ac2578bda94.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-f9a3c3274a1835e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d4cbb754ee9f4daa.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-95c14e1c1e3ebcc4.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d489f0ca872880cc.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-75f07df0b18fea39.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c35b278736219a2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e530649c9a06e3c6.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-6b148909d375a785.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-cd15fa647f4775d1.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74be3a703f788ba2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8f2c5b445c28b2e3.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-8480e85e0be96197.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-ac23a75f6f42004e.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-557ba8776e04d182.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-4beb03d03503c439.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-dd7db1bec6909f24.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_ttf" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-32c209058d64c31b" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gameboy-emulator-v2` due to 2 previous errors; 9 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c66efc0a2f2f590e64305035200809e2f7b8b34812603a9bc5ef2b43186c5e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c66efc0a2f2f590e64305035200809e2f7b8b34812603a9bc5ef2b43186c5e2c", kill_on_drop: false }`
[INFO] [stdout] c66efc0a2f2f590e64305035200809e2f7b8b34812603a9bc5ef2b43186c5e2c