[INFO] cloning repository https://github.com/kkthmyh/tcp_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kkthmyh/tcp_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkthmyh%2Ftcp_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkthmyh%2Ftcp_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52dfb4cf5730e2d68cad86827e66aacb0bb62c66
[INFO] testing kkthmyh/tcp_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%2Fkkthmyh%2Ftcp_server" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kkthmyh/tcp_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/kkthmyh/tcp_server
[INFO] finished tweaking git repo https://github.com/kkthmyh/tcp_server
[INFO] tweaked toml for git repo https://github.com/kkthmyh/tcp_server written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/kkthmyh/tcp_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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 53ec0368f8761422cad78f71618a1262568ea3311c259ad6385b0cc0b330c000
[INFO] running `Command { std: "docker" "start" "-a" "53ec0368f8761422cad78f71618a1262568ea3311c259ad6385b0cc0b330c000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53ec0368f8761422cad78f71618a1262568ea3311c259ad6385b0cc0b330c000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53ec0368f8761422cad78f71618a1262568ea3311c259ad6385b0cc0b330c000", kill_on_drop: false }`
[INFO] [stdout] 53ec0368f8761422cad78f71618a1262568ea3311c259ad6385b0cc0b330c000
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 26bb763af1b547326be1f8ce5af25a6457867bc43c406730b54da5b6719a230c
[INFO] running `Command { std: "docker" "start" "-a" "26bb763af1b547326be1f8ce5af25a6457867bc43c406730b54da5b6719a230c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "26bb763af1b547326be1f8ce5af25a6457867bc43c406730b54da5b6719a230c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26bb763af1b547326be1f8ce5af25a6457867bc43c406730b54da5b6719a230c", kill_on_drop: false }`
[INFO] [stdout] 26bb763af1b547326be1f8ce5af25a6457867bc43c406730b54da5b6719a230c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] b4928c6c741a0d9bdefb91b494a8afd3b5af2a662fe1b0f694da9b93ce560d81
[INFO] running `Command { std: "docker" "start" "-a" "b4928c6c741a0d9bdefb91b494a8afd3b5af2a662fe1b0f694da9b93ce560d81", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tcp_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.51s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/tcp_server-b8728358db07f0f1)
[INFO] running `Command { std: "docker" "inspect" "b4928c6c741a0d9bdefb91b494a8afd3b5af2a662fe1b0f694da9b93ce560d81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4928c6c741a0d9bdefb91b494a8afd3b5af2a662fe1b0f694da9b93ce560d81", kill_on_drop: false }`
[INFO] [stdout] b4928c6c741a0d9bdefb91b494a8afd3b5af2a662fe1b0f694da9b93ce560d81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 2f6f083b1a6bdd230844c66c3026c4bec816a315c31f70edcedd30104db9a571
[INFO] running `Command { std: "docker" "start" "-a" "2f6f083b1a6bdd230844c66c3026c4bec816a315c31f70edcedd30104db9a571", 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/tcp_server-b8728358db07f0f1)
[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" "2f6f083b1a6bdd230844c66c3026c4bec816a315c31f70edcedd30104db9a571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f6f083b1a6bdd230844c66c3026c4bec816a315c31f70edcedd30104db9a571", kill_on_drop: false }`
[INFO] [stdout] 2f6f083b1a6bdd230844c66c3026c4bec816a315c31f70edcedd30104db9a571