[INFO] cloning repository https://github.com/AyushChakraborty/rusTCP
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AyushChakraborty/rusTCP" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAyushChakraborty%2FrusTCP", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAyushChakraborty%2FrusTCP'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52e3acf32401c0f137592aa3b7fb87d509009fed
[INFO] checking AyushChakraborty/rusTCP against master#29e035e1728488dce5a03daa527ab1091d1cda47 for pr-149596-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAyushChakraborty%2FrusTCP" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AyushChakraborty/rusTCP
[INFO] finished tweaking git repo https://github.com/AyushChakraborty/rusTCP
[INFO] tweaked toml for git repo https://github.com/AyushChakraborty/rusTCP written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AyushChakraborty/rusTCP on toolchain 29e035e1728488dce5a03daa527ab1091d1cda47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+29e035e1728488dce5a03daa527ab1091d1cda47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AyushChakraborty/rusTCP 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" "+29e035e1728488dce5a03daa527ab1091d1cda47" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+29e035e1728488dce5a03daa527ab1091d1cda47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbb904d65b73fc0ec9fe510d30c7616d19a02a6085e6b2aa388bad46a457be64
[INFO] running `Command { std: "docker" "start" "-a" "bbb904d65b73fc0ec9fe510d30c7616d19a02a6085e6b2aa388bad46a457be64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbb904d65b73fc0ec9fe510d30c7616d19a02a6085e6b2aa388bad46a457be64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbb904d65b73fc0ec9fe510d30c7616d19a02a6085e6b2aa388bad46a457be64", kill_on_drop: false }`
[INFO] [stdout] bbb904d65b73fc0ec9fe510d30c7616d19a02a6085e6b2aa388bad46a457be64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+29e035e1728488dce5a03daa527ab1091d1cda47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16fdf9c92c4b49b6a40dde637dab53e56117f1ed71f7af1bbdafab8d88833692
[INFO] running `Command { std: "docker" "start" "-a" "16fdf9c92c4b49b6a40dde637dab53e56117f1ed71f7af1bbdafab8d88833692", kill_on_drop: false }`
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[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
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[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
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[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
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[INFO] [stderr]     Checking crossbeam-queue v0.2.3
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[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking bytes v0.4.12
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[INFO] [stderr]    Compiling tun-tap v0.1.4
[INFO] [stderr]     Checking tokio-fs v0.1.7
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[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio v0.1.22
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[INFO] [stderr]     Checking tcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `iph`
[INFO] [stdout]    --> src/tcp.rs:226:9
[INFO] [stdout]     |
[INFO] [stdout] 226 |         iph: etherparse::Ipv4HeaderSlice<'a>, 
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_iph`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iph`
[INFO] [stdout]    --> src/tcp.rs:226:9
[INFO] [stdout]     |
[INFO] [stdout] 226 |         iph: etherparse::Ipv4HeaderSlice<'a>, 
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_iph`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_synchronised` is never used
[INFO] [stdout]   --> src/tcp.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl TCPState {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 16 |     fn is_synchronised(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wnd`, `up`, `wl1`, and `wl2` are never read
[INFO] [stdout]   --> src/tcp.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct SenSeqSpace {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 49 |     wnd: u16, 
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 50 |     ///send urgent pointer
[INFO] [stdout] 51 |     up: bool,  
[INFO] [stdout]    |     ^^
[INFO] [stdout] 52 |     ///segment sequence number used for last window update
[INFO] [stdout] 53 |     wl1: u16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 54 |     ///segment acknowledgement number used for last window update
[INFO] [stdout] 55 |     wl2: u16,      
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `up` and `irs` are never read
[INFO] [stdout]   --> src/tcp.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | struct RecvSeqSpace {
[INFO] [stdout]    |        ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 81 |     up: bool,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 82 |     ///intial receive sequence number
[INFO] [stdout] 83 |     irs: u32
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_rst` is never used
[INFO] [stdout]    --> src/tcp.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout]  96 | impl Connection {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn send_rst(&mut self, nic: &mut tun_tap::Iface) -> io::Result<()> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_synchronised` is never used
[INFO] [stdout]   --> src/tcp.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl TCPState {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 16 |     fn is_synchronised(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wnd`, `up`, `wl1`, and `wl2` are never read
[INFO] [stdout]   --> src/tcp.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct SenSeqSpace {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 49 |     wnd: u16, 
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 50 |     ///send urgent pointer
[INFO] [stdout] 51 |     up: bool,  
[INFO] [stdout]    |     ^^
[INFO] [stdout] 52 |     ///segment sequence number used for last window update
[INFO] [stdout] 53 |     wl1: u16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 54 |     ///segment acknowledgement number used for last window update
[INFO] [stdout] 55 |     wl2: u16,      
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `up` and `irs` are never read
[INFO] [stdout]   --> src/tcp.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | struct RecvSeqSpace {
[INFO] [stdout]    |        ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 81 |     up: bool,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 82 |     ///intial receive sequence number
[INFO] [stdout] 83 |     irs: u32
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_rst` is never used
[INFO] [stdout]    --> src/tcp.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout]  96 | impl Connection {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn send_rst(&mut self, nic: &mut tun_tap::Iface) -> io::Result<()> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "16fdf9c92c4b49b6a40dde637dab53e56117f1ed71f7af1bbdafab8d88833692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16fdf9c92c4b49b6a40dde637dab53e56117f1ed71f7af1bbdafab8d88833692", kill_on_drop: false }`
[INFO] [stdout] 16fdf9c92c4b49b6a40dde637dab53e56117f1ed71f7af1bbdafab8d88833692
