[INFO] cloning repository https://github.com/paweljw/chip8-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paweljw/chip8-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaweljw%2Fchip8-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaweljw%2Fchip8-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e8790bd19862d8773002e8215b1153edfd03d24
[INFO] checking paweljw/chip8-rs against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaweljw%2Fchip8-rs" "/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/paweljw/chip8-rs on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/paweljw/chip8-rs
[INFO] finished tweaking git repo https://github.com/paweljw/chip8-rs
[INFO] tweaked toml for git repo https://github.com/paweljw/chip8-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/paweljw/chip8-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03049c0052d18635b67987bc823d6ff63fff0716417b9921ca3a7061f08d9872
[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" "03049c0052d18635b67987bc823d6ff63fff0716417b9921ca3a7061f08d9872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03049c0052d18635b67987bc823d6ff63fff0716417b9921ca3a7061f08d9872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03049c0052d18635b67987bc823d6ff63fff0716417b9921ca3a7061f08d9872", kill_on_drop: false }`
[INFO] [stdout] 03049c0052d18635b67987bc823d6ff63fff0716417b9921ca3a7061f08d9872
[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" "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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 833fcf894108e1fbcff021e34ae4ec9c3824acd97126f35ea1a59837226fe9dd
[INFO] running `Command { std: "docker" "start" "-a" "833fcf894108e1fbcff021e34ae4ec9c3824acd97126f35ea1a59837226fe9dd", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling cpal v0.10.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking claxon v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]    Compiling minifb v0.15.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking slice-deque v0.2.4
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking minimp3 v0.3.3
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking rodio v0.10.0
[INFO] [stderr]     Checking chip8-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.31s
[INFO] running `Command { std: "docker" "inspect" "833fcf894108e1fbcff021e34ae4ec9c3824acd97126f35ea1a59837226fe9dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "833fcf894108e1fbcff021e34ae4ec9c3824acd97126f35ea1a59837226fe9dd", kill_on_drop: false }`
[INFO] [stdout] 833fcf894108e1fbcff021e34ae4ec9c3824acd97126f35ea1a59837226fe9dd