[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 beta-2021-09-08 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-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aconbere/gbe-v2 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/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-4/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9569e5a3ad3fd3e41a83409e5e8584a64c394b63e8dc801507ac9341ca7bdda0
[INFO] running `Command { std: "docker" "start" "-a" "9569e5a3ad3fd3e41a83409e5e8584a64c394b63e8dc801507ac9341ca7bdda0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9569e5a3ad3fd3e41a83409e5e8584a64c394b63e8dc801507ac9341ca7bdda0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9569e5a3ad3fd3e41a83409e5e8584a64c394b63e8dc801507ac9341ca7bdda0", kill_on_drop: false }`
[INFO] [stdout] 9569e5a3ad3fd3e41a83409e5e8584a64c394b63e8dc801507ac9341ca7bdda0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 8b70e484418e62416a3f05f0be44be8a2b8845029fc67d6e60a606be8679cafa
[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" "8b70e484418e62416a3f05f0be44be8a2b8845029fc67d6e60a606be8679cafa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling sdl2 v0.33.0
[INFO] [stderr]    Compiling anyhow v1.0.27
[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-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.gameboy_emulator_v2.c96d1335-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6.1i99x0d9us0878st.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/libanyhow-5e6566a76b4abe94.rlib" "/opt/rustwide/target/debug/deps/libsdl2-a9bef3a9cededcdd.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-2a983aed4611ed42.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-86422d76b8bd90ed.rlib" "/opt/rustwide/target/debug/deps/libclap-397d4821275c79db.rlib" "/opt/rustwide/target/debug/deps/libvec_map-57200e3d45d6f731.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-047901068ba38c0e.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-f75ec5fbc7fa5ea6.rlib" "/opt/rustwide/target/debug/deps/libstrsim-c9e2592dde3c5431.rlib" "/opt/rustwide/target/debug/deps/libbitflags-6063cd2c96572b53.rlib" "/opt/rustwide/target/debug/deps/libatty-109bd4dce2f13e70.rlib" "/opt/rustwide/target/debug/deps/liblibc-003d9e6ccd1cb451.rlib" "/opt/rustwide/target/debug/deps/libansi_term-7b95e091c56f4f65.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" "-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/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/gameboy_emulator_v2-c99b4060467a6db6" "-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" "8b70e484418e62416a3f05f0be44be8a2b8845029fc67d6e60a606be8679cafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b70e484418e62416a3f05f0be44be8a2b8845029fc67d6e60a606be8679cafa", kill_on_drop: false }`
[INFO] [stdout] 8b70e484418e62416a3f05f0be44be8a2b8845029fc67d6e60a606be8679cafa