[INFO] cloning repository https://github.com/k0nserv/chip-8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k0nserv/chip-8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk0nserv%2Fchip-8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk0nserv%2Fchip-8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5cadc3973f380b0922a7317f57ca7782d9d78450
[INFO] checking k0nserv/chip-8 against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk0nserv%2Fchip-8" "/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/k0nserv/chip-8 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/k0nserv/chip-8
[INFO] finished tweaking git repo https://github.com/k0nserv/chip-8
[INFO] tweaked toml for git repo https://github.com/k0nserv/chip-8 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/k0nserv/chip-8 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] 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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15fd74478daf9c9f4b19d04bc250d374a01cd87e4a51a1fc2758539725304292
[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" "15fd74478daf9c9f4b19d04bc250d374a01cd87e4a51a1fc2758539725304292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15fd74478daf9c9f4b19d04bc250d374a01cd87e4a51a1fc2758539725304292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15fd74478daf9c9f4b19d04bc250d374a01cd87e4a51a1fc2758539725304292", kill_on_drop: false }`
[INFO] [stdout] 15fd74478daf9c9f4b19d04bc250d374a01cd87e4a51a1fc2758539725304292
[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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c2ffbfbe0658f6392e0ea0a31dfd9f45a9a4a88c5115bdd70075f6dd6e319f7
[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" "9c2ffbfbe0658f6392e0ea0a31dfd9f45a9a4a88c5115bdd70075f6dd6e319f7", kill_on_drop: false }`
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling minifb v0.13.0
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking x11-dl v2.18.4
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking chip-8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.70s
[INFO] running `Command { std: "docker" "inspect" "9c2ffbfbe0658f6392e0ea0a31dfd9f45a9a4a88c5115bdd70075f6dd6e319f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c2ffbfbe0658f6392e0ea0a31dfd9f45a9a4a88c5115bdd70075f6dd6e319f7", kill_on_drop: false }`
[INFO] [stdout] 9c2ffbfbe0658f6392e0ea0a31dfd9f45a9a4a88c5115bdd70075f6dd6e319f7