[INFO] cloning repository https://github.com/sahilpant/rust_epoll_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sahilpant/rust_epoll_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsahilpant%2Frust_epoll_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsahilpant%2Frust_epoll_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48bded0c53d1bb73f3cb7cb10865b208d62ba8f4
[INFO] testing sahilpant/rust_epoll_server against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsahilpant%2Frust_epoll_server" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sahilpant/rust_epoll_server
[INFO] finished tweaking git repo https://github.com/sahilpant/rust_epoll_server
[INFO] tweaked toml for git repo https://github.com/sahilpant/rust_epoll_server written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sahilpant/rust_epoll_server on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sahilpant/rust_epoll_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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.173
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15b775d3f32f0f2a4b16643128bea14d19a3621589bc91604947395ffa2f531b
[INFO] running `Command { std: "docker" "start" "-a" "15b775d3f32f0f2a4b16643128bea14d19a3621589bc91604947395ffa2f531b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15b775d3f32f0f2a4b16643128bea14d19a3621589bc91604947395ffa2f531b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15b775d3f32f0f2a4b16643128bea14d19a3621589bc91604947395ffa2f531b", kill_on_drop: false }`
[INFO] [stdout] 15b775d3f32f0f2a4b16643128bea14d19a3621589bc91604947395ffa2f531b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a65d8279a79437c2742e9c2afb66f525e51ab564c418d32e14c3783728d14858
[INFO] running `Command { std: "docker" "start" "-a" "a65d8279a79437c2742e9c2afb66f525e51ab564c418d32e14c3783728d14858", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.173
[INFO] [stderr]    Compiling knowledge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `buffer` and `stream` are never read
[INFO] [stdout]   --> src/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     struct Connection {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 23 |         fd: RawFd,
[INFO] [stdout] 24 |         buffer: [u8;1024],
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 25 |         client_addr: std::net::SocketAddr,
[INFO] [stdout] 26 |         stream: Option<TcpStream> // Keeping Stream so it doesnot get dropped
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "a65d8279a79437c2742e9c2afb66f525e51ab564c418d32e14c3783728d14858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65d8279a79437c2742e9c2afb66f525e51ab564c418d32e14c3783728d14858", kill_on_drop: false }`
[INFO] [stdout] a65d8279a79437c2742e9c2afb66f525e51ab564c418d32e14c3783728d14858
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3d066c18fafc25b1be9d531089cb7ec0af126c2a7078a1e7aae98af756a0921
[INFO] running `Command { std: "docker" "start" "-a" "b3d066c18fafc25b1be9d531089cb7ec0af126c2a7078a1e7aae98af756a0921", kill_on_drop: false }`
[INFO] [stderr]    Compiling knowledge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "b3d066c18fafc25b1be9d531089cb7ec0af126c2a7078a1e7aae98af756a0921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3d066c18fafc25b1be9d531089cb7ec0af126c2a7078a1e7aae98af756a0921", kill_on_drop: false }`
[INFO] [stdout] b3d066c18fafc25b1be9d531089cb7ec0af126c2a7078a1e7aae98af756a0921
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e4c5dbc5a36b42bc84259cc963b56d9703bbb1ed4ee28280ee9329f36284bfb1
[INFO] running `Command { std: "docker" "start" "-a" "e4c5dbc5a36b42bc84259cc963b56d9703bbb1ed4ee28280ee9329f36284bfb1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/knowledge-74602ac1782f491a)
[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" "e4c5dbc5a36b42bc84259cc963b56d9703bbb1ed4ee28280ee9329f36284bfb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c5dbc5a36b42bc84259cc963b56d9703bbb1ed4ee28280ee9329f36284bfb1", kill_on_drop: false }`
[INFO] [stdout] e4c5dbc5a36b42bc84259cc963b56d9703bbb1ed4ee28280ee9329f36284bfb1