[INFO] cloning repository https://github.com/daniel-mccarthy16/wtf-is-tcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daniel-mccarthy16/wtf-is-tcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-mccarthy16%2Fwtf-is-tcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-mccarthy16%2Fwtf-is-tcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18a543865956ed5c0fe949451e6812a09f5ee3c1
[INFO] checking daniel-mccarthy16/wtf-is-tcp/18a543865956ed5c0fe949451e6812a09f5ee3c1 against master#57f772f25c5ce2bd870d6f8c3ab318eaee5a3326 for pr-133502-22
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-mccarthy16%2Fwtf-is-tcp" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/daniel-mccarthy16/wtf-is-tcp
[INFO] finished tweaking git repo https://github.com/daniel-mccarthy16/wtf-is-tcp
[INFO] tweaked toml for git repo https://github.com/daniel-mccarthy16/wtf-is-tcp written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/daniel-mccarthy16/wtf-is-tcp on toolchain 57f772f25c5ce2bd870d6f8c3ab318eaee5a3326
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57f772f25c5ce2bd870d6f8c3ab318eaee5a3326" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/daniel-mccarthy16/wtf-is-tcp 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" "+57f772f25c5ce2bd870d6f8c3ab318eaee5a3326" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-core v0.1.18
[INFO] [stderr]   Downloaded tun-tap v0.1.4
[INFO] [stderr]   Downloaded scoped-tls v0.1.2
[INFO] [stderr]   Downloaded etherparse v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+57f772f25c5ce2bd870d6f8c3ab318eaee5a3326" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd6408f126cc27d28471f90d9326059c163b6d95a3c6834ab113038a8adabbe7
[INFO] running `Command { std: "docker" "start" "-a" "dd6408f126cc27d28471f90d9326059c163b6d95a3c6834ab113038a8adabbe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd6408f126cc27d28471f90d9326059c163b6d95a3c6834ab113038a8adabbe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd6408f126cc27d28471f90d9326059c163b6d95a3c6834ab113038a8adabbe7", kill_on_drop: false }`
[INFO] [stdout] dd6408f126cc27d28471f90d9326059c163b6d95a3c6834ab113038a8adabbe7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+57f772f25c5ce2bd870d6f8c3ab318eaee5a3326" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a32f98a6e70782db41883744eeec7af5414fe2cf1317b996e8032d594c45d7ab
[INFO] running `Command { std: "docker" "start" "-a" "a32f98a6e70782db41883744eeec7af5414fe2cf1317b996e8032d594c45d7ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking etherparse v0.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling tun-tap v0.1.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.18
[INFO] [stderr]     Checking rust_space_tcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `payload`
[INFO] [stdout]    --> src/unixsocket.rs:113:32
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn handle_socket_message(  payload: &[u8], response_buffer: &mut Vec::<u8>, stream: &Arc<Mutex<UnixStream>> ) -> Result<(), &'s...
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_payload`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `response_buffer`
[INFO] [stdout]    --> src/unixsocket.rs:113:48
[INFO] [stdout]     |
[INFO] [stdout] 113 | ... payload: &[u8], response_buffer: &mut Vec::<u8>, stream: &Arc<Mutex<UnixStream>> ) -> Result<(), &'static str> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response_buffer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `response_buffer`
[INFO] [stdout]    --> src/unixsocket.rs:127:46
[INFO] [stdout]     |
[INFO] [stdout] 127 | ... payload: &[u8], response_buffer: &mut Vec::<u8>, stream: &Arc<Mutex<UnixStream>> ) -> Result<(), &'static str> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response_buffer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]    --> src/unixsocket.rs:127:79
[INFO] [stdout]     |
[INFO] [stdout] 127 | ...e_buffer: &mut Vec::<u8>, stream: &Arc<Mutex<UnixStream>> ) -> Result<(), &'static str> {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `response_buffer`
[INFO] [stdout]    --> src/unixsocket.rs:149:48
[INFO] [stdout]     |
[INFO] [stdout] 149 | ... payload: &[u8], response_buffer: &mut Vec::<u8>, stream: &Arc<Mutex<UnixStream>> ) -> Result<(), &'static str> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response_buffer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]    --> src/unixsocket.rs:149:81
[INFO] [stdout]     |
[INFO] [stdout] 149 | ...e_buffer: &mut Vec::<u8>, stream: &Arc<Mutex<UnixStream>> ) -> Result<(), &'static str> {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `client_acknowledgement_number`, `inbound_buffer`, and `outbound_buffer` are never read
[INFO] [stdout]   --> src/connections.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Connection {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     client_acknowledgement_number: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     inbound_buffer: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 24 |     outbound_buffer: Vec<u8>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]    --> src/connections.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | enum ConnectionState {
[INFO] [stdout]     |      --------------- variants in this enum
[INFO] [stdout] 143 |     Unitialized,
[INFO] [stdout] 144 |     Listen,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 145 |     SynReceived,
[INFO] [stdout] 146 |     SynSent,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 147 |     Established,
[INFO] [stdout] 148 |     FinWait1,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 149 |     FinWait2,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 150 |     CloseWait,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 151 |     Closing,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 152 |     LastAct,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 153 |     TimeWait,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 154 |     Closed
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `stream` is never read
[INFO] [stdout]   --> src/unixsocket.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct ClientConnection {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] 11 |     stream: Arc<Mutex<UnixStream>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `payload`
[INFO] [stdout]    --> src/unixsocket.rs:113:32
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn handle_socket_message(  payload: &[u8], response_buffer: &mut Vec::<u8>, stream: &Arc<Mutex<UnixStream>> ) -> Result<(), &'s...
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_payload`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `response_buffer`
[INFO] [stdout]    --> src/unixsocket.rs:113:48
[INFO] [stdout]     |
[INFO] [stdout] 113 | ... payload: &[u8], response_buffer: &mut Vec::<u8>, stream: &Arc<Mutex<UnixStream>> ) -> Result<(), &'static str> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response_buffer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `response_buffer`
[INFO] [stdout]    --> src/unixsocket.rs:127:46
[INFO] [stdout]     |
[INFO] [stdout] 127 | ... payload: &[u8], response_buffer: &mut Vec::<u8>, stream: &Arc<Mutex<UnixStream>> ) -> Result<(), &'static str> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response_buffer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]    --> src/unixsocket.rs:127:79
[INFO] [stdout]     |
[INFO] [stdout] 127 | ...e_buffer: &mut Vec::<u8>, stream: &Arc<Mutex<UnixStream>> ) -> Result<(), &'static str> {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `response_buffer`
[INFO] [stdout]    --> src/unixsocket.rs:149:48
[INFO] [stdout]     |
[INFO] [stdout] 149 | ... payload: &[u8], response_buffer: &mut Vec::<u8>, stream: &Arc<Mutex<UnixStream>> ) -> Result<(), &'static str> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response_buffer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]    --> src/unixsocket.rs:149:81
[INFO] [stdout]     |
[INFO] [stdout] 149 | ...e_buffer: &mut Vec::<u8>, stream: &Arc<Mutex<UnixStream>> ) -> Result<(), &'static str> {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `client_acknowledgement_number`, `inbound_buffer`, and `outbound_buffer` are never read
[INFO] [stdout]   --> src/connections.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Connection {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     client_acknowledgement_number: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     inbound_buffer: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 24 |     outbound_buffer: Vec<u8>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]    --> src/connections.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | enum ConnectionState {
[INFO] [stdout]     |      --------------- variants in this enum
[INFO] [stdout] 143 |     Unitialized,
[INFO] [stdout] 144 |     Listen,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 145 |     SynReceived,
[INFO] [stdout] 146 |     SynSent,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 147 |     Established,
[INFO] [stdout] 148 |     FinWait1,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 149 |     FinWait2,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 150 |     CloseWait,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 151 |     Closing,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 152 |     LastAct,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 153 |     TimeWait,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 154 |     Closed
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `stream` is never read
[INFO] [stdout]   --> src/unixsocket.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct ClientConnection {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] 11 |     stream: Arc<Mutex<UnixStream>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.97s
[INFO] running `Command { std: "docker" "inspect" "a32f98a6e70782db41883744eeec7af5414fe2cf1317b996e8032d594c45d7ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a32f98a6e70782db41883744eeec7af5414fe2cf1317b996e8032d594c45d7ab", kill_on_drop: false }`
[INFO] [stdout] a32f98a6e70782db41883744eeec7af5414fe2cf1317b996e8032d594c45d7ab
