[INFO] cloning repository https://github.com/cadecolvin/chip8-emu [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cadecolvin/chip8-emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcadecolvin%2Fchip8-emu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcadecolvin%2Fchip8-emu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3c1bcfb61d1ad2231286798caaca9ed67d0a1e64 [INFO] building cadecolvin/chip8-emu against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcadecolvin%2Fchip8-emu" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cadecolvin/chip8-emu on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cadecolvin/chip8-emu [INFO] finished tweaking git repo https://github.com/cadecolvin/chip8-emu [INFO] tweaked toml for git repo https://github.com/cadecolvin/chip8-emu written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/cadecolvin/chip8-emu already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2fb5b9174773c1bfad9ae63b3711b9b5e36e7b7730975d77611142d11f686767 [INFO] running `Command { std: "docker" "start" "-a" "2fb5b9174773c1bfad9ae63b3711b9b5e36e7b7730975d77611142d11f686767", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2fb5b9174773c1bfad9ae63b3711b9b5e36e7b7730975d77611142d11f686767", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fb5b9174773c1bfad9ae63b3711b9b5e36e7b7730975d77611142d11f686767", kill_on_drop: false }` [INFO] [stdout] 2fb5b9174773c1bfad9ae63b3711b9b5e36e7b7730975d77611142d11f686767 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8668996e88bdde76b140e3da23ceff89b72728ceffc1f462ca6a9af26766c94d [INFO] running `Command { std: "docker" "start" "-a" "8668996e88bdde76b140e3da23ceff89b72728ceffc1f462ca6a9af26766c94d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling chip8-emu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `pixel_flipped` is assigned to, but never used [INFO] [stdout] --> src/chip8.rs:140:25 [INFO] [stdout] | [INFO] [stdout] 140 | let mut pixel_flipped = false; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_pixel_flipped` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pixel_flipped` is never read [INFO] [stdout] --> src/chip8.rs:157:29 [INFO] [stdout] | [INFO] [stdout] 157 | ... pixel_flipped = true; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:139:21 [INFO] [stdout] | [INFO] [stdout] 139 | let mut sprite_idx = self.addr_register; [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 variable: `chip8` [INFO] [stdout] --> src/main.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let chip8 = Chip8::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_chip8` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/chip8.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Chip8 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 4 | pub stack: [u16; 16], [INFO] [stdout] | ^^^^^ [INFO] [stdout] 5 | pub stack_pointer: u8, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 6 | pub program_counter: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 7 | [INFO] [stdout] 8 | pub memory: [u8; 4096], [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 9 | [INFO] [stdout] 10 | pub registers: [u8; 16], [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 11 | pub addr_register: u16, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 12 | [INFO] [stdout] 13 | pub screen: [[bool; 64]; 32], [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 14 | [INFO] [stdout] 15 | pub delay_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 16 | pub sound_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `execute_cycle`, `read_word`, and `process_opcode` are never used [INFO] [stdout] --> src/chip8.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl Chip8 { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn execute_cycle(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | fn read_word(&self) -> u16 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | fn process_opcode(&mut self, opcode: u16) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.83s [INFO] running `Command { std: "docker" "inspect" "8668996e88bdde76b140e3da23ceff89b72728ceffc1f462ca6a9af26766c94d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8668996e88bdde76b140e3da23ceff89b72728ceffc1f462ca6a9af26766c94d", kill_on_drop: false }` [INFO] [stdout] 8668996e88bdde76b140e3da23ceff89b72728ceffc1f462ca6a9af26766c94d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e2818338dd04f2b2f6fc18994fcab58a394be55ce6ff1e072406efdbf6f6c85b [INFO] running `Command { std: "docker" "start" "-a" "e2818338dd04f2b2f6fc18994fcab58a394be55ce6ff1e072406efdbf6f6c85b", kill_on_drop: false }` [INFO] [stderr] Compiling chip8-emu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `pixel_flipped` is assigned to, but never used [INFO] [stdout] --> src/chip8.rs:140:25 [INFO] [stdout] | [INFO] [stdout] 140 | let mut pixel_flipped = false; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_pixel_flipped` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pixel_flipped` is never read [INFO] [stdout] --> src/chip8.rs:157:29 [INFO] [stdout] | [INFO] [stdout] 157 | ... pixel_flipped = true; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:139:21 [INFO] [stdout] | [INFO] [stdout] 139 | let mut sprite_idx = self.addr_register; [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 variable: `chip8` [INFO] [stdout] --> src/main.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let chip8 = Chip8::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_chip8` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/chip8.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Chip8 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 4 | pub stack: [u16; 16], [INFO] [stdout] | ^^^^^ [INFO] [stdout] 5 | pub stack_pointer: u8, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 6 | pub program_counter: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 7 | [INFO] [stdout] 8 | pub memory: [u8; 4096], [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 9 | [INFO] [stdout] 10 | pub registers: [u8; 16], [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 11 | pub addr_register: u16, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 12 | [INFO] [stdout] 13 | pub screen: [[bool; 64]; 32], [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 14 | [INFO] [stdout] 15 | pub delay_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 16 | pub sound_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `execute_cycle`, `read_word`, and `process_opcode` are never used [INFO] [stdout] --> src/chip8.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl Chip8 { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn execute_cycle(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | fn read_word(&self) -> u16 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | fn process_opcode(&mut self, opcode: u16) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcObnc1s/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,libunicode_width-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{librand-92ba51a26e994e8c.rlib,librand_chacha-4eb32fcfc3c2de62.rlib,libc2_chacha-701e27629043434c.rlib,libppv_lite86-700aa4f1f73ea462.rlib,liblazy_static-ba6d9ac4e4243af3.rlib,librand_core-9179a9ccbf692c55.rlib,libgetrandom-26f670ab60293e7d.rlib,liblibc-294531ac02dc32c6.rlib,libcfg_if-604e714b31d5804d.rlib}.rlib" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,libcfg_if-*,liblibc-*,liballoc-*,librustc_std_workspace_core-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcObnc1s/raw-dylibs" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,-znostart-stop-gc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/chip8_emu-1e0288453a21eefc" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped [INFO] [stdout] compilation terminated. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `chip8-emu` (bin "chip8-emu" test) due to 1 previous error; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e2818338dd04f2b2f6fc18994fcab58a394be55ce6ff1e072406efdbf6f6c85b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2818338dd04f2b2f6fc18994fcab58a394be55ce6ff1e072406efdbf6f6c85b", kill_on_drop: false }` [INFO] [stdout] e2818338dd04f2b2f6fc18994fcab58a394be55ce6ff1e072406efdbf6f6c85b