[INFO] cloning repository https://github.com/taylorshuang/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/taylorshuang/tcp_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaylorshuang%2Ftcp_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaylorshuang%2Ftcp_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b46e7a4ae7958d7c3651efa2535a3848a1a653b
[INFO] testing taylorshuang/tcp_server against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaylorshuang%2Ftcp_server" "/workspace/builds/worker-66/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-66/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/taylorshuang/tcp_server on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/taylorshuang/tcp_server
[INFO] finished tweaking git repo https://github.com/taylorshuang/tcp_server
[INFO] tweaked toml for git repo https://github.com/taylorshuang/tcp_server written to /workspace/builds/worker-66/source/Cargo.toml
[INFO] crate git repo https://github.com/taylorshuang/tcp_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43fe9fe1f21d42e7c7dc55fdce81ed5f4404d886763281f799b3cacaf1e26af2
[INFO] running `Command { std: "docker" "start" "-a" "43fe9fe1f21d42e7c7dc55fdce81ed5f4404d886763281f799b3cacaf1e26af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43fe9fe1f21d42e7c7dc55fdce81ed5f4404d886763281f799b3cacaf1e26af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43fe9fe1f21d42e7c7dc55fdce81ed5f4404d886763281f799b3cacaf1e26af2", kill_on_drop: false }`
[INFO] [stdout] 43fe9fe1f21d42e7c7dc55fdce81ed5f4404d886763281f799b3cacaf1e26af2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e39b688ee054b407f66d32785ca4d4c347a571f2c91a8f4a71cdb3e36f3f901
[INFO] running `Command { std: "docker" "start" "-a" "1e39b688ee054b407f66d32785ca4d4c347a571f2c91a8f4a71cdb3e36f3f901", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "1e39b688ee054b407f66d32785ca4d4c347a571f2c91a8f4a71cdb3e36f3f901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e39b688ee054b407f66d32785ca4d4c347a571f2c91a8f4a71cdb3e36f3f901", kill_on_drop: false }`
[INFO] [stdout] 1e39b688ee054b407f66d32785ca4d4c347a571f2c91a8f4a71cdb3e36f3f901
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e32615e30f0b3dbd69262f8ce26a20a9611425e73a992c2f1845a76d4009a599
[INFO] running `Command { std: "docker" "start" "-a" "e32615e30f0b3dbd69262f8ce26a20a9611425e73a992c2f1845a76d4009a599", 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 9.58s
[INFO] running `Command { std: "docker" "inspect" "e32615e30f0b3dbd69262f8ce26a20a9611425e73a992c2f1845a76d4009a599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e32615e30f0b3dbd69262f8ce26a20a9611425e73a992c2f1845a76d4009a599", kill_on_drop: false }`
[INFO] [stdout] e32615e30f0b3dbd69262f8ce26a20a9611425e73a992c2f1845a76d4009a599
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b62e13a1671616170a3d306851c85f8f148ce3ef679307c8b4ede13e27293ab4
[INFO] running `Command { std: "docker" "start" "-a" "b62e13a1671616170a3d306851c85f8f148ce3ef679307c8b4ede13e27293ab4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tcp_server-a0192b7a222166b1)
[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" "b62e13a1671616170a3d306851c85f8f148ce3ef679307c8b4ede13e27293ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b62e13a1671616170a3d306851c85f8f148ce3ef679307c8b4ede13e27293ab4", kill_on_drop: false }`
[INFO] [stdout] b62e13a1671616170a3d306851c85f8f148ce3ef679307c8b4ede13e27293ab4