[INFO] cloning repository https://github.com/rtzoeller/tokio-ping-pong-timing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rtzoeller/tokio-ping-pong-timing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frtzoeller%2Ftokio-ping-pong-timing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frtzoeller%2Ftokio-ping-pong-timing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abe3383d3bbbad28452c0febcdecf5421860509e
[INFO] testing rtzoeller/tokio-ping-pong-timing against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frtzoeller%2Ftokio-ping-pong-timing" "/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/rtzoeller/tokio-ping-pong-timing on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rtzoeller/tokio-ping-pong-timing
[INFO] finished tweaking git repo https://github.com/rtzoeller/tokio-ping-pong-timing
[INFO] tweaked toml for git repo https://github.com/rtzoeller/tokio-ping-pong-timing written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rtzoeller/tokio-ping-pong-timing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bd9ddbe7c6ebd5c02649109d9a7448b4a88168b9ee0ae45d2aaf5e2860e925a
[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" "0bd9ddbe7c6ebd5c02649109d9a7448b4a88168b9ee0ae45d2aaf5e2860e925a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bd9ddbe7c6ebd5c02649109d9a7448b4a88168b9ee0ae45d2aaf5e2860e925a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd9ddbe7c6ebd5c02649109d9a7448b4a88168b9ee0ae45d2aaf5e2860e925a", kill_on_drop: false }`
[INFO] [stdout] 0bd9ddbe7c6ebd5c02649109d9a7448b4a88168b9ee0ae45d2aaf5e2860e925a
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] c21d75a33c6863587a5b41a431c1f9fd7b8d69d02834c3ea5622e1c9ea1a185a
[INFO] running `Command { std: "docker" "start" "-a" "c21d75a33c6863587a5b41a431c1f9fd7b8d69d02834c3ea5622e1c9ea1a185a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling tokio-ping-pong-timing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.45s
[INFO] running `Command { std: "docker" "inspect" "c21d75a33c6863587a5b41a431c1f9fd7b8d69d02834c3ea5622e1c9ea1a185a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c21d75a33c6863587a5b41a431c1f9fd7b8d69d02834c3ea5622e1c9ea1a185a", kill_on_drop: false }`
[INFO] [stdout] c21d75a33c6863587a5b41a431c1f9fd7b8d69d02834c3ea5622e1c9ea1a185a
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86cdb91cfbe7ecf0082678c7f8d9248da926fd009fdf25e3685af39d63304014
[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" "86cdb91cfbe7ecf0082678c7f8d9248da926fd009fdf25e3685af39d63304014", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-ping-pong-timing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "86cdb91cfbe7ecf0082678c7f8d9248da926fd009fdf25e3685af39d63304014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86cdb91cfbe7ecf0082678c7f8d9248da926fd009fdf25e3685af39d63304014", kill_on_drop: false }`
[INFO] [stdout] 86cdb91cfbe7ecf0082678c7f8d9248da926fd009fdf25e3685af39d63304014
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", 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] 137047bbba82401bb0dadb39f4a43d6ada26f50bc29c3f4033ce7fc005c9bd4e
[INFO] running `Command { std: "docker" "start" "-a" "137047bbba82401bb0dadb39f4a43d6ada26f50bc29c3f4033ce7fc005c9bd4e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tokio_ping_pong_timing-b0abbc7436b901d5)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "137047bbba82401bb0dadb39f4a43d6ada26f50bc29c3f4033ce7fc005c9bd4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "137047bbba82401bb0dadb39f4a43d6ada26f50bc29c3f4033ce7fc005c9bd4e", kill_on_drop: false }`
[INFO] [stdout] 137047bbba82401bb0dadb39f4a43d6ada26f50bc29c3f4033ce7fc005c9bd4e