[INFO] cloning repository https://github.com/twissel/iouring-echo-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/twissel/iouring-echo-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwissel%2Fiouring-echo-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwissel%2Fiouring-echo-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 424aedd17cfac99489f30f06661576ad2b10797f
[INFO] testing twissel/iouring-echo-server against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwissel%2Fiouring-echo-server" "/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/twissel/iouring-echo-server on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/twissel/iouring-echo-server
[INFO] finished tweaking git repo https://github.com/twissel/iouring-echo-server
[INFO] tweaked toml for git repo https://github.com/twissel/iouring-echo-server written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/twissel/iouring-echo-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/twissel/iou`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uring-sys v1.0.0-beta
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] e2a66ff70ed5ff7bdb209900c4db5f99ea390da22154d27c781d40707eefdeca
[INFO] running `Command { std: "docker" "start" "-a" "e2a66ff70ed5ff7bdb209900c4db5f99ea390da22154d27c781d40707eefdeca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2a66ff70ed5ff7bdb209900c4db5f99ea390da22154d27c781d40707eefdeca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2a66ff70ed5ff7bdb209900c4db5f99ea390da22154d27c781d40707eefdeca", kill_on_drop: false }`
[INFO] [stdout] e2a66ff70ed5ff7bdb209900c4db5f99ea390da22154d27c781d40707eefdeca
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 5cab589d3de2572c2ce8d9d4ce1ea1cfccb0d9412143ed671f8fd3f39a9a0b33
[INFO] running `Command { std: "docker" "start" "-a" "5cab589d3de2572c2ce8d9d4ce1ea1cfccb0d9412143ed671f8fd3f39a9a0b33", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling uring-sys v1.0.0-beta
[INFO] [stderr]    Compiling iou v0.2.0 (https://github.com/twissel/iou?branch=additional-methods#a9ea0ec4)
[INFO] [stderr]    Compiling iouring-echo-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.82s
[INFO] running `Command { std: "docker" "inspect" "5cab589d3de2572c2ce8d9d4ce1ea1cfccb0d9412143ed671f8fd3f39a9a0b33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cab589d3de2572c2ce8d9d4ce1ea1cfccb0d9412143ed671f8fd3f39a9a0b33", kill_on_drop: false }`
[INFO] [stdout] 5cab589d3de2572c2ce8d9d4ce1ea1cfccb0d9412143ed671f8fd3f39a9a0b33
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6185c80ce9d3db96666b2e44adeef0cf4b644f7d10f0f6a82082a194601358b0
[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" "6185c80ce9d3db96666b2e44adeef0cf4b644f7d10f0f6a82082a194601358b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling iouring-echo-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "6185c80ce9d3db96666b2e44adeef0cf4b644f7d10f0f6a82082a194601358b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6185c80ce9d3db96666b2e44adeef0cf4b644f7d10f0f6a82082a194601358b0", kill_on_drop: false }`
[INFO] [stdout] 6185c80ce9d3db96666b2e44adeef0cf4b644f7d10f0f6a82082a194601358b0
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 99d4a98aec66faf085f01320ba0353a0e45b3d317c64b0954856b5dc6e8ccbd9
[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" "99d4a98aec66faf085f01320ba0353a0e45b3d317c64b0954856b5dc6e8ccbd9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/iouring_echo_server-a10d472597246911
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "99d4a98aec66faf085f01320ba0353a0e45b3d317c64b0954856b5dc6e8ccbd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99d4a98aec66faf085f01320ba0353a0e45b3d317c64b0954856b5dc6e8ccbd9", kill_on_drop: false }`
[INFO] [stdout] 99d4a98aec66faf085f01320ba0353a0e45b3d317c64b0954856b5dc6e8ccbd9