[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-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwissel%2Fiouring-echo-server" "/workspace/builds/worker-101/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-101/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/twissel/iouring-echo-server on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-101/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-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cd873940214c5700328ce3bf1c2db1274fec7a7e4856b0cdf8714fded48a12a
[INFO] running `Command { std: "docker" "start" "-a" "7cd873940214c5700328ce3bf1c2db1274fec7a7e4856b0cdf8714fded48a12a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cd873940214c5700328ce3bf1c2db1274fec7a7e4856b0cdf8714fded48a12a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd873940214c5700328ce3bf1c2db1274fec7a7e4856b0cdf8714fded48a12a", kill_on_drop: false }`
[INFO] [stdout] 7cd873940214c5700328ce3bf1c2db1274fec7a7e4856b0cdf8714fded48a12a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6a077a15912c0ca1b83baad6e3ac29442b22465efbec7146c8564171c136ef4
[INFO] running `Command { std: "docker" "start" "-a" "c6a077a15912c0ca1b83baad6e3ac29442b22465efbec7146c8564171c136ef4", 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 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 6.41s
[INFO] running `Command { std: "docker" "inspect" "c6a077a15912c0ca1b83baad6e3ac29442b22465efbec7146c8564171c136ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6a077a15912c0ca1b83baad6e3ac29442b22465efbec7146c8564171c136ef4", kill_on_drop: false }`
[INFO] [stdout] c6a077a15912c0ca1b83baad6e3ac29442b22465efbec7146c8564171c136ef4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eed4dd0c2dfe22d33698b9a4143349443250c13ffa0c18fe52cc91dfd1ab5e09
[INFO] running `Command { std: "docker" "start" "-a" "eed4dd0c2dfe22d33698b9a4143349443250c13ffa0c18fe52cc91dfd1ab5e09", 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 0.41s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/iouring_echo_server-87a9d25563dae7fc)
[INFO] running `Command { std: "docker" "inspect" "eed4dd0c2dfe22d33698b9a4143349443250c13ffa0c18fe52cc91dfd1ab5e09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eed4dd0c2dfe22d33698b9a4143349443250c13ffa0c18fe52cc91dfd1ab5e09", kill_on_drop: false }`
[INFO] [stdout] eed4dd0c2dfe22d33698b9a4143349443250c13ffa0c18fe52cc91dfd1ab5e09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63ebd5bec0c338cb56a3c38d1ab1c05f89d4141a753e15605f79f4fbd141b519
[INFO] running `Command { std: "docker" "start" "-a" "63ebd5bec0c338cb56a3c38d1ab1c05f89d4141a753e15605f79f4fbd141b519", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/iouring_echo_server-87a9d25563dae7fc)
[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" "63ebd5bec0c338cb56a3c38d1ab1c05f89d4141a753e15605f79f4fbd141b519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63ebd5bec0c338cb56a3c38d1ab1c05f89d4141a753e15605f79f4fbd141b519", kill_on_drop: false }`
[INFO] [stdout] 63ebd5bec0c338cb56a3c38d1ab1c05f89d4141a753e15605f79f4fbd141b519