[INFO] cloning repository https://github.com/mohitsinghs/ping
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mohitsinghs/ping" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohitsinghs%2Fping", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohitsinghs%2Fping'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2176112810fc6df4f7271a9c756feea3a97c24b1
[INFO] checking mohitsinghs/ping against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohitsinghs%2Fping" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mohitsinghs/ping 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/mohitsinghs/ping
[INFO] finished tweaking git repo https://github.com/mohitsinghs/ping
[INFO] tweaked toml for git repo https://github.com/mohitsinghs/ping written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/mohitsinghs/ping 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] b5a95331e116eae01f8d7ccbe6f559076a60bbb342bacc9fde69aac15abffba7
[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" "b5a95331e116eae01f8d7ccbe6f559076a60bbb342bacc9fde69aac15abffba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5a95331e116eae01f8d7ccbe6f559076a60bbb342bacc9fde69aac15abffba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5a95331e116eae01f8d7ccbe6f559076a60bbb342bacc9fde69aac15abffba7", kill_on_drop: false }`
[INFO] [stdout] b5a95331e116eae01f8d7ccbe6f559076a60bbb342bacc9fde69aac15abffba7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 807ab41bf278da05052c1b048aa5cbab95bb48fe5610f789ff62e956ad7ef749
[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" "807ab41bf278da05052c1b048aa5cbab95bb48fe5610f789ff62e956ad7ef749", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking openssl-sys v0.9.58
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking openssl v0.10.30
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]     Checking ping v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.15s
[INFO] running `Command { std: "docker" "inspect" "807ab41bf278da05052c1b048aa5cbab95bb48fe5610f789ff62e956ad7ef749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "807ab41bf278da05052c1b048aa5cbab95bb48fe5610f789ff62e956ad7ef749", kill_on_drop: false }`
[INFO] [stdout] 807ab41bf278da05052c1b048aa5cbab95bb48fe5610f789ff62e956ad7ef749