[INFO] updating cached repository https://github.com/at-tran/chip8-emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 428b24e97e8dcb6acc1b53d72e109b903f3fa0e8
[INFO] checking at-tran/chip8-emulator against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fat-tran%2Fchip8-emulator" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/at-tran/chip8-emulator on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/at-tran/chip8-emulator
[INFO] finished tweaking git repo https://github.com/at-tran/chip8-emulator
[INFO] tweaked toml for git repo https://github.com/at-tran/chip8-emulator written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/at-tran/chip8-emulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "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] 82f2be75937daf3eb22af1b044a594d857a9fdccc45390289e8947923d58404d
[INFO] running `Command { std: "docker" "start" "-a" "82f2be75937daf3eb22af1b044a594d857a9fdccc45390289e8947923d58404d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82f2be75937daf3eb22af1b044a594d857a9fdccc45390289e8947923d58404d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f2be75937daf3eb22af1b044a594d857a9fdccc45390289e8947923d58404d", kill_on_drop: false }`
[INFO] [stdout] 82f2be75937daf3eb22af1b044a594d857a9fdccc45390289e8947923d58404d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b4e43103c24240176de680b0d5b814c093a58430961075c89efe0a96ee58635
[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" "4b4e43103c24240176de680b0d5b814c093a58430961075c89efe0a96ee58635", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.59
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bumpalo v3.2.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.59
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.9
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.59
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.59
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.59
[INFO] [stderr]     Checking js-sys v0.3.36
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking web-sys v0.3.36
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.9
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.9
[INFO] [stderr]     Checking gloo-events v0.1.1
[INFO] [stderr]     Checking gloo-timers v0.2.1
[INFO] [stderr]     Checking gloo-console-timer v0.1.0
[INFO] [stderr]     Checking gloo-file v0.1.0
[INFO] [stderr]     Checking gloo v0.2.1
[INFO] [stderr]     Checking chip8-emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "4b4e43103c24240176de680b0d5b814c093a58430961075c89efe0a96ee58635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b4e43103c24240176de680b0d5b814c093a58430961075c89efe0a96ee58635", kill_on_drop: false }`
[INFO] [stdout] 4b4e43103c24240176de680b0d5b814c093a58430961075c89efe0a96ee58635