[INFO] cloning repository https://github.com/apiraino/rust-study-cpupool-futures
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/apiraino/rust-study-cpupool-futures" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapiraino%2Frust-study-cpupool-futures", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapiraino%2Frust-study-cpupool-futures'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec214e8d1c6f3d4f91d7bfc402fb48dd10205545
[INFO] checking apiraino/rust-study-cpupool-futures against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapiraino%2Frust-study-cpupool-futures" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/apiraino/rust-study-cpupool-futures 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/apiraino/rust-study-cpupool-futures
[INFO] finished tweaking git repo https://github.com/apiraino/rust-study-cpupool-futures
[INFO] tweaked toml for git repo https://github.com/apiraino/rust-study-cpupool-futures written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/apiraino/rust-study-cpupool-futures 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] cf32646feca79c8770c9ccc8664279e6aa4f98d18d2bb0956ee8b21610bd7b7b
[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" "cf32646feca79c8770c9ccc8664279e6aa4f98d18d2bb0956ee8b21610bd7b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf32646feca79c8770c9ccc8664279e6aa4f98d18d2bb0956ee8b21610bd7b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf32646feca79c8770c9ccc8664279e6aa4f98d18d2bb0956ee8b21610bd7b7b", kill_on_drop: false }`
[INFO] [stdout] cf32646feca79c8770c9ccc8664279e6aa4f98d18d2bb0956ee8b21610bd7b7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 4b3b024bbc56cfa7c8200004865e32a3cee2e7d68d6836db3d2023c33433b50f
[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" "4b3b024bbc56cfa7c8200004865e32a3cee2e7d68d6836db3d2023c33433b50f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking indexmap v1.1.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking test-cpupool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.15s
[INFO] running `Command { std: "docker" "inspect" "4b3b024bbc56cfa7c8200004865e32a3cee2e7d68d6836db3d2023c33433b50f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b3b024bbc56cfa7c8200004865e32a3cee2e7d68d6836db3d2023c33433b50f", kill_on_drop: false }`
[INFO] [stdout] 4b3b024bbc56cfa7c8200004865e32a3cee2e7d68d6836db3d2023c33433b50f