[INFO] cloning repository https://github.com/CasperN/mpcs_cache_emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CasperN/mpcs_cache_emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCasperN%2Fmpcs_cache_emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCasperN%2Fmpcs_cache_emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eed1c82f4dd80db0e7cd186e6e52c341784057c9
[INFO] checking CasperN/mpcs_cache_emulator against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCasperN%2Fmpcs_cache_emulator" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CasperN/mpcs_cache_emulator 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/CasperN/mpcs_cache_emulator
[INFO] finished tweaking git repo https://github.com/CasperN/mpcs_cache_emulator
[INFO] tweaked toml for git repo https://github.com/CasperN/mpcs_cache_emulator written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/CasperN/mpcs_cache_emulator 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] fd8daa8cc580732d1c54e0770b7a9b639f3cba2385965ee712398a3dbdd7ccbb
[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" "fd8daa8cc580732d1c54e0770b7a9b639f3cba2385965ee712398a3dbdd7ccbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd8daa8cc580732d1c54e0770b7a9b639f3cba2385965ee712398a3dbdd7ccbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd8daa8cc580732d1c54e0770b7a9b639f3cba2385965ee712398a3dbdd7ccbb", kill_on_drop: false }`
[INFO] [stdout] fd8daa8cc580732d1c54e0770b7a9b639f3cba2385965ee712398a3dbdd7ccbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] f32306984b94bbc83ff1fbe86c53fd6449f3d70de36c7ea071ab547bedf21e8e
[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" "f32306984b94bbc83ff1fbe86c53fd6449f3d70de36c7ea071ab547bedf21e8e", kill_on_drop: false }`
[INFO] [stderr]     Checking termcolor v0.3.3
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking clap v2.29.2
[INFO] [stderr]     Checking regex v0.2.5
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking env_logger v0.5.3
[INFO] [stderr]     Checking pretty_env_logger v0.2.0
[INFO] [stderr]     Checking cache_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.65s
[INFO] running `Command { std: "docker" "inspect" "f32306984b94bbc83ff1fbe86c53fd6449f3d70de36c7ea071ab547bedf21e8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f32306984b94bbc83ff1fbe86c53fd6449f3d70de36c7ea071ab547bedf21e8e", kill_on_drop: false }`
[INFO] [stdout] f32306984b94bbc83ff1fbe86c53fd6449f3d70de36c7ea071ab547bedf21e8e