[INFO] cloning repository https://github.com/Detegr/gameboy-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Detegr/gameboy-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDetegr%2Fgameboy-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDetegr%2Fgameboy-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 188361c341558a5232473c9bbe3a9433ff7bffda
[INFO] checking Detegr/gameboy-rs against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDetegr%2Fgameboy-rs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Detegr/gameboy-rs on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Detegr/gameboy-rs
[INFO] finished tweaking git repo https://github.com/Detegr/gameboy-rs
[INFO] tweaked toml for git repo https://github.com/Detegr/gameboy-rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Detegr/gameboy-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3eb3b186d5fbb63eb696fdc87405ab2468e4143be7c45dc5beef89a5f30c42c
[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" "d3eb3b186d5fbb63eb696fdc87405ab2468e4143be7c45dc5beef89a5f30c42c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3eb3b186d5fbb63eb696fdc87405ab2468e4143be7c45dc5beef89a5f30c42c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3eb3b186d5fbb63eb696fdc87405ab2468e4143be7c45dc5beef89a5f30c42c", kill_on_drop: false }`
[INFO] [stdout] d3eb3b186d5fbb63eb696fdc87405ab2468e4143be7c45dc5beef89a5f30c42c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41078fea3cd60ca65f796945756103ec9bc1efa58733bde420b9dfac2541a3bb
[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" "41078fea3cd60ca65f796945756103ec9bc1efa58733bde420b9dfac2541a3bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.27
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling wasm-bindgen v0.2.27
[INFO] [stderr]     Checking byteorder v0.4.2
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling wayland-scanner v0.20.12
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.20.12
[INFO] [stderr]    Compiling syn v0.15.18
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[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking tempfile v3.0.4
[INFO] [stderr]    Compiling wayland-client v0.20.12
[INFO] [stderr]    Compiling wayland-protocols v0.20.12
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]    Compiling glutin v0.17.0
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking smithay-client-toolkit v0.2.6
[INFO] [stderr]     Checking winit v0.16.2
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.27
[INFO] [stderr]     Checking rustic_gl v0.3.2
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.27
[INFO] [stderr]     Checking mini_gl_fb v0.6.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.27
[INFO] [stderr]     Checking console_error_panic_hook v0.1.5
[INFO] [stderr]     Checking gameboy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mmu.rs:50:27
[INFO] [stdout]    |
[INFO] [stdout] 50 |     cartridge: Option<Box<Cartridge>>,
[INFO] [stdout]    |                           ^^^^^^^^^ help: use `dyn`: `dyn Cartridge`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mmu.rs:50:27
[INFO] [stdout]    |
[INFO] [stdout] 50 |     cartridge: Option<Box<Cartridge>>,
[INFO] [stdout]    |                           ^^^^^^^^^ help: use `dyn`: `dyn Cartridge`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sprite_size`
[INFO] [stdout]    --> src/gpu.rs:215:8
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn sprite_size(&self) -> LCDCField {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sprite_display`
[INFO] [stdout]    --> src/gpu.rs:222:8
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn sprite_display(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bg_and_window_display`
[INFO] [stdout]    --> src/gpu.rs:225:8
[INFO] [stdout]     |
[INFO] [stdout] 225 |     fn bg_and_window_display(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/cpu/mod.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         write!(fmt, "pc: 0x{:X}\n", self.pc);
[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]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/cpu/mod.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         write!(fmt, "sp: 0x{:X}\n", self.sp);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/cpu/mod.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         write!(fmt, "{:?}, ", self.run_state);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/cpu/mod.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         write!(fmt, "interrupts {:?}\n", self.interrupts);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/cpu/mod.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         write!(fmt, "cycles: {}", self.cycles);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sprite_size`
[INFO] [stdout]    --> src/gpu.rs:215:8
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn sprite_size(&self) -> LCDCField {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sprite_display`
[INFO] [stdout]    --> src/gpu.rs:222:8
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn sprite_display(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bg_and_window_display`
[INFO] [stdout]    --> src/gpu.rs:225:8
[INFO] [stdout]     |
[INFO] [stdout] 225 |     fn bg_and_window_display(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]  --> src/cpu/tests/notavailable.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 |     for na_opcode in na_opcodes.into_iter() {
[INFO] [stdout]   |                                 ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/cpu/tests/rst.rs:17:39
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for (op, jump_dst) in rst_opcodes.into_iter() {
[INFO] [stdout]    |                                       ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/cpu/mod.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         write!(fmt, "pc: 0x{:X}\n", self.pc);
[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]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/cpu/mod.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         write!(fmt, "sp: 0x{:X}\n", self.sp);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/cpu/mod.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         write!(fmt, "{:?}, ", self.run_state);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/cpu/mod.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         write!(fmt, "interrupts {:?}\n", self.interrupts);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/cpu/mod.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         write!(fmt, "cycles: {}", self.cycles);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.00s
[INFO] running `Command { std: "docker" "inspect" "41078fea3cd60ca65f796945756103ec9bc1efa58733bde420b9dfac2541a3bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41078fea3cd60ca65f796945756103ec9bc1efa58733bde420b9dfac2541a3bb", kill_on_drop: false }`
[INFO] [stdout] 41078fea3cd60ca65f796945756103ec9bc1efa58733bde420b9dfac2541a3bb