[INFO] cloning repository https://github.com/berwyn/ferroboy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/berwyn/ferroboy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberwyn%2Fferroboy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberwyn%2Fferroboy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9771be2a054b4467b252216c498f0a34162f4235
[INFO] testing berwyn/ferroboy against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberwyn%2Fferroboy" "/workspace/builds/worker-72/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-72/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/berwyn/ferroboy 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/berwyn/ferroboy
[INFO] finished tweaking git repo https://github.com/berwyn/ferroboy
[INFO] tweaked toml for git repo https://github.com/berwyn/ferroboy written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] crate git repo https://github.com/berwyn/ferroboy 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] [stdout] abd7feee7240b7f429b8af3c095bc5956bcba5a0a61620143fe1c119eb57f971
[INFO] running `Command { std: "docker" "start" "-a" "abd7feee7240b7f429b8af3c095bc5956bcba5a0a61620143fe1c119eb57f971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abd7feee7240b7f429b8af3c095bc5956bcba5a0a61620143fe1c119eb57f971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abd7feee7240b7f429b8af3c095bc5956bcba5a0a61620143fe1c119eb57f971", kill_on_drop: false }`
[INFO] [stdout] abd7feee7240b7f429b8af3c095bc5956bcba5a0a61620143fe1c119eb57f971
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 1c469c83400918d1b220e506c98eaeac89fa1268f2dcac686a916f9f4edbdc60
[INFO] running `Command { std: "docker" "start" "-a" "1c469c83400918d1b220e506c98eaeac89fa1268f2dcac686a916f9f4edbdc60", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling indenter v0.3.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling pico-args v0.4.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling tracing-core v0.1.14
[INFO] [stderr]    Compiling sharded-slab v0.0.9
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling tracing-subscriber v0.2.11
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling libretro-sys v0.1.1
[INFO] [stderr]    Compiling libretro-backend v0.2.1
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling tracing v0.1.19
[INFO] [stderr]    Compiling ferroboy v0.1.0 (/opt/rustwide/workdir/ferroboy)
[INFO] [stderr]    Compiling tracing-error v0.1.2
[INFO] [stderr]    Compiling color-spantrace v0.1.4
[INFO] [stdout] warning: field is never read: `cartridge`
[INFO] [stdout]   --> ferroboy/src/system/mmu.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     cartridge: Rc<Option<Cartridge>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling color-eyre v0.5.1
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ferroboy-core v0.1.0 (/opt/rustwide/workdir/ferroboy-core)
[INFO] [stderr]    Compiling jane-eyre v0.3.0
[INFO] [stderr]    Compiling ferroboy-dasm v0.1.0 (/opt/rustwide/workdir/ferroboy-dasm)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.10s
[INFO] running `Command { std: "docker" "inspect" "1c469c83400918d1b220e506c98eaeac89fa1268f2dcac686a916f9f4edbdc60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c469c83400918d1b220e506c98eaeac89fa1268f2dcac686a916f9f4edbdc60", kill_on_drop: false }`
[INFO] [stdout] 1c469c83400918d1b220e506c98eaeac89fa1268f2dcac686a916f9f4edbdc60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 194e07b8e04fec7012cf99df275f7cdbf209cbb2129bdc4973f1bf47ca7c8bc8
[INFO] running `Command { std: "docker" "start" "-a" "194e07b8e04fec7012cf99df275f7cdbf209cbb2129bdc4973f1bf47ca7c8bc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stdout] warning: field is never read: `cartridge`
[INFO] [stdout]   --> ferroboy/src/system/mmu.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     cartridge: Rc<Option<Cartridge>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ferroboy-core v0.1.0 (/opt/rustwide/workdir/ferroboy-core)
[INFO] [stderr]    Compiling ferroboy-dasm v0.1.0 (/opt/rustwide/workdir/ferroboy-dasm)
[INFO] [stderr]    Compiling pretty_assertions v0.7.2
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling ferroboy v0.1.0 (/opt/rustwide/workdir/ferroboy)
[INFO] [stdout] error: couldn't read ferroboy/examples/../assets/gb-test-roms/cpu_instrs/cpu_instrs.gb: No such file or directory (os error 2)
[INFO] [stdout]  --> ferroboy/examples/cpu_debug.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let buf = include_bytes!("../assets/gb-test-roms/cpu_instrs/cpu_instrs.gb");
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ferroboy` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> ferroboy/examples/startup_debug.rs:29:40
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 Err(message) => panic!(message),
[INFO] [stdout]    |                                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 Err(message) => panic!("{}", message),
[INFO] [stdout]    |                                        ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 Err(message) => std::panic::panic_any(message),
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cartridge`
[INFO] [stdout]   --> ferroboy/src/system/mmu.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     cartridge: Rc<Option<Cartridge>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "194e07b8e04fec7012cf99df275f7cdbf209cbb2129bdc4973f1bf47ca7c8bc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "194e07b8e04fec7012cf99df275f7cdbf209cbb2129bdc4973f1bf47ca7c8bc8", kill_on_drop: false }`
[INFO] [stdout] 194e07b8e04fec7012cf99df275f7cdbf209cbb2129bdc4973f1bf47ca7c8bc8