[INFO] cloning repository https://github.com/chennyouneng2020/rust_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/chennyouneng2020/rust_tcp_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchennyouneng2020%2Frust_tcp_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchennyouneng2020%2Frust_tcp_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 82d3bda37ce4d59c22228f1a129c0b6dab4643f7
[INFO] testing chennyouneng2020/rust_tcp_server/82d3bda37ce4d59c22228f1a129c0b6dab4643f7 against 1.82.0 for beta-1.83-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchennyouneng2020%2Frust_tcp_server" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chennyouneng2020/rust_tcp_server on toolchain 1.82.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.82.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chennyouneng2020/rust_tcp_server
[INFO] finished tweaking git repo https://github.com/chennyouneng2020/rust_tcp_server
[INFO] tweaked toml for git repo https://github.com/chennyouneng2020/rust_tcp_server written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/chennyouneng2020/rust_tcp_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.82.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+1.82.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97916119c398f8362f34f6a67b340802b59daec138986454c70030a010b87aaa
[INFO] running `Command { std: "docker" "start" "-a" "97916119c398f8362f34f6a67b340802b59daec138986454c70030a010b87aaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97916119c398f8362f34f6a67b340802b59daec138986454c70030a010b87aaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97916119c398f8362f34f6a67b340802b59daec138986454c70030a010b87aaa", kill_on_drop: false }`
[INFO] [stdout] 97916119c398f8362f34f6a67b340802b59daec138986454c70030a010b87aaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+1.82.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7be879216e32230d4fafcc2370c3d5ca944229a40988c9e0ed672d64450fb56
[INFO] running `Command { std: "docker" "start" "-a" "a7be879216e32230d4fafcc2370c3d5ca944229a40988c9e0ed672d64450fb56", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "a7be879216e32230d4fafcc2370c3d5ca944229a40988c9e0ed672d64450fb56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7be879216e32230d4fafcc2370c3d5ca944229a40988c9e0ed672d64450fb56", kill_on_drop: false }`
[INFO] [stdout] a7be879216e32230d4fafcc2370c3d5ca944229a40988c9e0ed672d64450fb56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+1.82.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d04cbde28d5482390c9b1585c83a6c22cfaa7ef4abf3932a518089318d108535
[INFO] running `Command { std: "docker" "start" "-a" "d04cbde28d5482390c9b1585c83a6c22cfaa7ef4abf3932a518089318d108535", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "d04cbde28d5482390c9b1585c83a6c22cfaa7ef4abf3932a518089318d108535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d04cbde28d5482390c9b1585c83a6c22cfaa7ef4abf3932a518089318d108535", kill_on_drop: false }`
[INFO] [stdout] d04cbde28d5482390c9b1585c83a6c22cfaa7ef4abf3932a518089318d108535
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+1.82.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2a029d843e9129e4c7f84b8b6386c49c8d7eeb500d3bc950dbe8917447526aea
[INFO] running `Command { std: "docker" "start" "-a" "2a029d843e9129e4c7f84b8b6386c49c8d7eeb500d3bc950dbe8917447526aea", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tcp_server-0e321aa3ced7bc6d)
[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" "2a029d843e9129e4c7f84b8b6386c49c8d7eeb500d3bc950dbe8917447526aea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a029d843e9129e4c7f84b8b6386c49c8d7eeb500d3bc950dbe8917447526aea", kill_on_drop: false }`
[INFO] [stdout] 2a029d843e9129e4c7f84b8b6386c49c8d7eeb500d3bc950dbe8917447526aea