[INFO] cloning repository https://github.com/guoliim/tcping
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guoliim/tcping" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguoliim%2Ftcping", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguoliim%2Ftcping'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6230b94f1e4659016a52ebd3559577977ac3141b
[INFO] testing guoliim/tcping against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguoliim%2Ftcping" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guoliim/tcping on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/guoliim/tcping
[INFO] finished tweaking git repo https://github.com/guoliim/tcping
[INFO] tweaked toml for git repo https://github.com/guoliim/tcping written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/guoliim/tcping already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] 68bac302d098c7f8d118a9c952305eac1c95cc73b2a15ce8d8f0f900ef0f83a1
[INFO] running `Command { std: "docker" "start" "-a" "68bac302d098c7f8d118a9c952305eac1c95cc73b2a15ce8d8f0f900ef0f83a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68bac302d098c7f8d118a9c952305eac1c95cc73b2a15ce8d8f0f900ef0f83a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68bac302d098c7f8d118a9c952305eac1c95cc73b2a15ce8d8f0f900ef0f83a1", kill_on_drop: false }`
[INFO] [stdout] 68bac302d098c7f8d118a9c952305eac1c95cc73b2a15ce8d8f0f900ef0f83a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 6541b748c5f93ef9187c20c21da009de491a6b2501fb1a1212ac3fa401914f8d
[INFO] running `Command { std: "docker" "start" "-a" "6541b748c5f93ef9187c20c21da009de491a6b2501fb1a1212ac3fa401914f8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling socket2 v0.3.9
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling dns-lookup v1.0.1
[INFO] [stderr]    Compiling tcping v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.55s
[INFO] running `Command { std: "docker" "inspect" "6541b748c5f93ef9187c20c21da009de491a6b2501fb1a1212ac3fa401914f8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6541b748c5f93ef9187c20c21da009de491a6b2501fb1a1212ac3fa401914f8d", kill_on_drop: false }`
[INFO] [stdout] 6541b748c5f93ef9187c20c21da009de491a6b2501fb1a1212ac3fa401914f8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42fdd536321e46669c8c75683dea7b6cdfdcfad7a9f9fff00fc72e2e7d993282
[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" "42fdd536321e46669c8c75683dea7b6cdfdcfad7a9f9fff00fc72e2e7d993282", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcping v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "42fdd536321e46669c8c75683dea7b6cdfdcfad7a9f9fff00fc72e2e7d993282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42fdd536321e46669c8c75683dea7b6cdfdcfad7a9f9fff00fc72e2e7d993282", kill_on_drop: false }`
[INFO] [stdout] 42fdd536321e46669c8c75683dea7b6cdfdcfad7a9f9fff00fc72e2e7d993282
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 683a8ddeaa0356bdaee9be32bb8446bf51f0da5bf5424d2f498c7b61cb37d8e3
[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" "683a8ddeaa0356bdaee9be32bb8446bf51f0da5bf5424d2f498c7b61cb37d8e3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tcping-f88fa7de92f7917f
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "683a8ddeaa0356bdaee9be32bb8446bf51f0da5bf5424d2f498c7b61cb37d8e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "683a8ddeaa0356bdaee9be32bb8446bf51f0da5bf5424d2f498c7b61cb37d8e3", kill_on_drop: false }`
[INFO] [stdout] 683a8ddeaa0356bdaee9be32bb8446bf51f0da5bf5424d2f498c7b61cb37d8e3