[INFO] cloning repository https://github.com/Beu-Wolf/trust-tcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Beu-Wolf/trust-tcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeu-Wolf%2Ftrust-tcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeu-Wolf%2Ftrust-tcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e5eb1a6123cf1c914deebc3adaf8c594d78ac98
[INFO] testing Beu-Wolf/trust-tcp against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeu-Wolf%2Ftrust-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] validating manifest of git repo https://github.com/Beu-Wolf/trust-tcp on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Beu-Wolf/trust-tcp
[INFO] finished tweaking git repo https://github.com/Beu-Wolf/trust-tcp
[INFO] tweaked toml for git repo https://github.com/Beu-Wolf/trust-tcp written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Beu-Wolf/trust-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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bin.0.src
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded etherparse v0.9.0
[INFO] [stderr]   Downloaded tun-tap v0.1.2
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f70b6dde6e22303f650b3fe721eaff88849e5eb382f006a3813ac85382d35587
[INFO] running `Command { std: "docker" "start" "-a" "f70b6dde6e22303f650b3fe721eaff88849e5eb382f006a3813ac85382d35587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f70b6dde6e22303f650b3fe721eaff88849e5eb382f006a3813ac85382d35587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f70b6dde6e22303f650b3fe721eaff88849e5eb382f006a3813ac85382d35587", kill_on_drop: false }`
[INFO] [stdout] f70b6dde6e22303f650b3fe721eaff88849e5eb382f006a3813ac85382d35587
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f322fb1bc6cd1073742bf75b29f4ef8afef15c39d2d40ed0a7363ceacff730a
[INFO] running `Command { std: "docker" "start" "-a" "9f322fb1bc6cd1073742bf75b29f4ef8afef15c39d2d40ed0a7363ceacff730a", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bin.0.src
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling etherparse v0.9.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling tun-tap v0.1.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-core v0.1.18
[INFO] [stderr]    Compiling trust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/tcp.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let mut buf = [0u8; 1500];
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/tcp.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         data: &'a [u8]) -> io::Result<Option<Self>> {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tcp.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let mut buf = [0u8; 1500];
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iph`
[INFO] [stdout]    --> src/tcp.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |         iph: etherparse::Ipv4HeaderSlice<'a>, 
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_iph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/lib.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let buf = [0u8; 1504];
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cm`
[INFO] [stdout]    --> src/lib.rs:249:17
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stdout]     |                 ^^ help: if this is intentional, prefix it with an underscore: `_cm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:249:13
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `how`
[INFO] [stdout]    --> src/lib.rs:256:28
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn shutdown(&self, how: std::net::Shutdown) -> io::Result<()> {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_how`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_synchronized` is never used
[INFO] [stdout]   --> src/tcp.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl State {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 27 |     fn is_synchronized(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wnd`, `up`, `wl1`, and `wl2` are never read
[INFO] [stdout]   --> src/tcp.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | struct SendSequenceSpace {
[INFO] [stdout]    |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 87 |     wnd: u16, 
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 88 |     /// send urgent pointer
[INFO] [stdout] 89 |     up: bool,  
[INFO] [stdout]    |     ^^
[INFO] [stdout] 90 |     /// SSeqNumber for last window update 
[INFO] [stdout] 91 |     wl1: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 92 |     /// SAckNumber for last window update
[INFO] [stdout] 93 |     wl2: u32, 
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `up` and `irs` are never read
[INFO] [stdout]    --> src/tcp.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 112 | struct RecvSequenceSpace {
[INFO] [stdout]     |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 118 |     up: bool,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 119 |     /// initial receive sequence number
[INFO] [stdout] 120 |     irs: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_rst` is never used
[INFO] [stdout]    --> src/tcp.rs:218:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl Connection {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 218 |     fn send_rst(&mut self, nic: &mut tun_tap::Iface) -> io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "9f322fb1bc6cd1073742bf75b29f4ef8afef15c39d2d40ed0a7363ceacff730a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f322fb1bc6cd1073742bf75b29f4ef8afef15c39d2d40ed0a7363ceacff730a", kill_on_drop: false }`
[INFO] [stdout] 9f322fb1bc6cd1073742bf75b29f4ef8afef15c39d2d40ed0a7363ceacff730a
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8693635a032254b6c84b9f9cd61567a5052e4fcdd878a0226fe3f93a54917c6
[INFO] running `Command { std: "docker" "start" "-a" "b8693635a032254b6c84b9f9cd61567a5052e4fcdd878a0226fe3f93a54917c6", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bin.0.src
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/tcp.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let mut buf = [0u8; 1500];
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/tcp.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         data: &'a [u8]) -> io::Result<Option<Self>> {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tcp.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let mut buf = [0u8; 1500];
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iph`
[INFO] [stdout]    --> src/tcp.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |         iph: etherparse::Ipv4HeaderSlice<'a>, 
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_iph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/lib.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let buf = [0u8; 1504];
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cm`
[INFO] [stdout]    --> src/lib.rs:249:17
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stdout]     |                 ^^ help: if this is intentional, prefix it with an underscore: `_cm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:249:13
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `how`
[INFO] [stdout]    --> src/lib.rs:256:28
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn shutdown(&self, how: std::net::Shutdown) -> io::Result<()> {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_how`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_synchronized` is never used
[INFO] [stdout]   --> src/tcp.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl State {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 27 |     fn is_synchronized(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling trust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `wnd`, `up`, `wl1`, and `wl2` are never read
[INFO] [stdout]   --> src/tcp.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | struct SendSequenceSpace {
[INFO] [stdout]    |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 87 |     wnd: u16, 
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 88 |     /// send urgent pointer
[INFO] [stdout] 89 |     up: bool,  
[INFO] [stdout]    |     ^^
[INFO] [stdout] 90 |     /// SSeqNumber for last window update 
[INFO] [stdout] 91 |     wl1: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 92 |     /// SAckNumber for last window update
[INFO] [stdout] 93 |     wl2: u32, 
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `up` and `irs` are never read
[INFO] [stdout]    --> src/tcp.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 112 | struct RecvSequenceSpace {
[INFO] [stdout]     |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 118 |     up: bool,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 119 |     /// initial receive sequence number
[INFO] [stdout] 120 |     irs: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_rst` is never used
[INFO] [stdout]    --> src/tcp.rs:218:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl Connection {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 218 |     fn send_rst(&mut self, nic: &mut tun_tap::Iface) -> io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/tcp.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let mut buf = [0u8; 1500];
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/tcp.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         data: &'a [u8]) -> io::Result<Option<Self>> {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tcp.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let mut buf = [0u8; 1500];
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iph`
[INFO] [stdout]    --> src/tcp.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |         iph: etherparse::Ipv4HeaderSlice<'a>, 
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_iph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/lib.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let buf = [0u8; 1504];
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cm`
[INFO] [stdout]    --> src/lib.rs:249:17
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stdout]     |                 ^^ help: if this is intentional, prefix it with an underscore: `_cm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:249:13
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `how`
[INFO] [stdout]    --> src/lib.rs:256:28
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn shutdown(&self, how: std::net::Shutdown) -> io::Result<()> {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_how`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_synchronized` is never used
[INFO] [stdout]   --> src/tcp.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl State {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 27 |     fn is_synchronized(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wnd`, `up`, `wl1`, and `wl2` are never read
[INFO] [stdout]   --> src/tcp.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | struct SendSequenceSpace {
[INFO] [stdout]    |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 87 |     wnd: u16, 
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 88 |     /// send urgent pointer
[INFO] [stdout] 89 |     up: bool,  
[INFO] [stdout]    |     ^^
[INFO] [stdout] 90 |     /// SSeqNumber for last window update 
[INFO] [stdout] 91 |     wl1: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 92 |     /// SAckNumber for last window update
[INFO] [stdout] 93 |     wl2: u32, 
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `up` and `irs` are never read
[INFO] [stdout]    --> src/tcp.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 112 | struct RecvSequenceSpace {
[INFO] [stdout]     |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 118 |     up: bool,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 119 |     /// initial receive sequence number
[INFO] [stdout] 120 |     irs: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_rst` is never used
[INFO] [stdout]    --> src/tcp.rs:218:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl Connection {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 218 |     fn send_rst(&mut self, nic: &mut tun_tap::Iface) -> io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "b8693635a032254b6c84b9f9cd61567a5052e4fcdd878a0226fe3f93a54917c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8693635a032254b6c84b9f9cd61567a5052e4fcdd878a0226fe3f93a54917c6", kill_on_drop: false }`
[INFO] [stdout] b8693635a032254b6c84b9f9cd61567a5052e4fcdd878a0226fe3f93a54917c6
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6cd99ce1ab91b495e348505381bd76f41dbffa3ca10bd0e448feb19332c709cf
[INFO] running `Command { std: "docker" "start" "-a" "6cd99ce1ab91b495e348505381bd76f41dbffa3ca10bd0e448feb19332c709cf", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bin.0.src
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]    --> src/tcp.rs:130:17
[INFO] [stderr]     |
[INFO] [stderr] 130 |         let mut buf = [0u8; 1500];
[INFO] [stderr]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/tcp.rs:128:9
[INFO] [stderr]     |
[INFO] [stderr] 128 |         data: &'a [u8]) -> io::Result<Option<Self>> {
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tcp.rs:130:13
[INFO] [stderr]     |
[INFO] [stderr] 130 |         let mut buf = [0u8; 1500];
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iph`
[INFO] [stderr]    --> src/tcp.rs:232:9
[INFO] [stderr]     |
[INFO] [stderr] 232 |         iph: etherparse::Ipv4HeaderSlice<'a>, 
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_iph`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]    --> src/lib.rs:134:17
[INFO] [stderr]     |
[INFO] [stderr] 134 |             let buf = [0u8; 1504];
[INFO] [stderr]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cm`
[INFO] [stderr]    --> src/lib.rs:249:17
[INFO] [stderr]     |
[INFO] [stderr] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stderr]     |                 ^^ help: if this is intentional, prefix it with an underscore: `_cm`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:249:13
[INFO] [stderr]     |
[INFO] [stderr] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `how`
[INFO] [stderr]    --> src/lib.rs:256:28
[INFO] [stderr]     |
[INFO] [stderr] 256 |     pub fn shutdown(&self, how: std::net::Shutdown) -> io::Result<()> {
[INFO] [stderr]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_how`
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_synchronized` is never used
[INFO] [stderr]   --> src/tcp.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl State {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] 27 |     fn is_synchronized(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `wnd`, `up`, `wl1`, and `wl2` are never read
[INFO] [stderr]   --> src/tcp.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 81 | struct SendSequenceSpace {
[INFO] [stderr]    |        ----------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 87 |     wnd: u16, 
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 88 |     /// send urgent pointer
[INFO] [stderr] 89 |     up: bool,  
[INFO] [stderr]    |     ^^
[INFO] [stderr] 90 |     /// SSeqNumber for last window update 
[INFO] [stderr] 91 |     wl1: u32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 92 |     /// SAckNumber for last window update
[INFO] [stderr] 93 |     wl2: u32, 
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `up` and `irs` are never read
[INFO] [stderr]    --> src/tcp.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 112 | struct RecvSequenceSpace {
[INFO] [stderr]     |        ----------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 118 |     up: bool,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 119 |     /// initial receive sequence number
[INFO] [stderr] 120 |     irs: u32,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `send_rst` is never used
[INFO] [stderr]    --> src/tcp.rs:218:8
[INFO] [stderr]     |
[INFO] [stderr] 123 | impl Connection {
[INFO] [stderr]     | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 218 |     fn send_rst(&mut self, nic: &mut tun_tap::Iface) -> io::Result<()> {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `trust` (lib) generated 12 warnings (run `cargo fix --lib -p trust` to apply 2 suggestions)
[INFO] [stderr] warning: `trust` (lib test) generated 12 warnings (12 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/trust-3ba88fbd3f02fa05)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/trust-86141b34ef60bdc9)
[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] [stderr]    Doc-tests trust
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/tcp.rs - tcp::RecvSequenceSpace (line 101) ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::SendSequenceSpace (line 69) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/tcp.rs - tcp::RecvSequenceSpace (line 101) stdout ----
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `2`
[INFO] [stdout]  --> src/tcp.rs:102:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | 1          2          3
[INFO] [stdout]   |            ^ expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::SendSequenceSpace (line 69) stdout ----
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `2`
[INFO] [stdout]  --> src/tcp.rs:70:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | 1         2          3          4
[INFO] [stdout]   |           ^ expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/tcp.rs - tcp::RecvSequenceSpace (line 101)
[INFO] [stdout]     src/tcp.rs - tcp::SendSequenceSpace (line 69)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "6cd99ce1ab91b495e348505381bd76f41dbffa3ca10bd0e448feb19332c709cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cd99ce1ab91b495e348505381bd76f41dbffa3ca10bd0e448feb19332c709cf", kill_on_drop: false }`
[INFO] [stdout] 6cd99ce1ab91b495e348505381bd76f41dbffa3ca10bd0e448feb19332c709cf
[INFO] testing Beu-Wolf/trust-tcp against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeu-Wolf%2Ftrust-tcp" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Beu-Wolf/trust-tcp on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Beu-Wolf/trust-tcp
[INFO] finished tweaking git repo https://github.com/Beu-Wolf/trust-tcp
[INFO] tweaked toml for git repo https://github.com/Beu-Wolf/trust-tcp written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Beu-Wolf/trust-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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bin.0.src
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27bb7ea526dfa94b98a3a7ec71b362ef20aca5c3842dacd22dce82575a71ef19
[INFO] running `Command { std: "docker" "start" "-a" "27bb7ea526dfa94b98a3a7ec71b362ef20aca5c3842dacd22dce82575a71ef19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27bb7ea526dfa94b98a3a7ec71b362ef20aca5c3842dacd22dce82575a71ef19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27bb7ea526dfa94b98a3a7ec71b362ef20aca5c3842dacd22dce82575a71ef19", kill_on_drop: false }`
[INFO] [stdout] 27bb7ea526dfa94b98a3a7ec71b362ef20aca5c3842dacd22dce82575a71ef19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b144f6f8ab6bfcfb49009e454aa99409c8b1421ab39e1dcec48264ff62d4166e
[INFO] running `Command { std: "docker" "start" "-a" "b144f6f8ab6bfcfb49009e454aa99409c8b1421ab39e1dcec48264ff62d4166e", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bin.0.src
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling etherparse v0.9.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling tun-tap v0.1.2
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-core v0.1.18
[INFO] [stderr]    Compiling trust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/tcp.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let mut buf = [0u8; 1500];
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/tcp.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         data: &'a [u8]) -> io::Result<Option<Self>> {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tcp.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let mut buf = [0u8; 1500];
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iph`
[INFO] [stdout]    --> src/tcp.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |         iph: etherparse::Ipv4HeaderSlice<'a>, 
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_iph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/lib.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let buf = [0u8; 1504];
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cm`
[INFO] [stdout]    --> src/lib.rs:249:17
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stdout]     |                 ^^ help: if this is intentional, prefix it with an underscore: `_cm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:249:13
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `how`
[INFO] [stdout]    --> src/lib.rs:256:28
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn shutdown(&self, how: std::net::Shutdown) -> io::Result<()> {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_how`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_synchronized` is never used
[INFO] [stdout]   --> src/tcp.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl State {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 27 |     fn is_synchronized(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wnd`, `up`, `wl1`, and `wl2` are never read
[INFO] [stdout]   --> src/tcp.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | struct SendSequenceSpace {
[INFO] [stdout]    |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 87 |     wnd: u16, 
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 88 |     /// send urgent pointer
[INFO] [stdout] 89 |     up: bool,  
[INFO] [stdout]    |     ^^
[INFO] [stdout] 90 |     /// SSeqNumber for last window update 
[INFO] [stdout] 91 |     wl1: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 92 |     /// SAckNumber for last window update
[INFO] [stdout] 93 |     wl2: u32, 
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `up` and `irs` are never read
[INFO] [stdout]    --> src/tcp.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 112 | struct RecvSequenceSpace {
[INFO] [stdout]     |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 118 |     up: bool,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 119 |     /// initial receive sequence number
[INFO] [stdout] 120 |     irs: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_rst` is never used
[INFO] [stdout]    --> src/tcp.rs:218:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl Connection {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 218 |     fn send_rst(&mut self, nic: &mut tun_tap::Iface) -> io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "b144f6f8ab6bfcfb49009e454aa99409c8b1421ab39e1dcec48264ff62d4166e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b144f6f8ab6bfcfb49009e454aa99409c8b1421ab39e1dcec48264ff62d4166e", kill_on_drop: false }`
[INFO] [stdout] b144f6f8ab6bfcfb49009e454aa99409c8b1421ab39e1dcec48264ff62d4166e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce521143571b3b768c1477b5b23b02b639ce544ee56d62f6c8da6942c91c8f69
[INFO] running `Command { std: "docker" "start" "-a" "ce521143571b3b768c1477b5b23b02b639ce544ee56d62f6c8da6942c91c8f69", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bin.0.src
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/tcp.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let mut buf = [0u8; 1500];
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/tcp.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         data: &'a [u8]) -> io::Result<Option<Self>> {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tcp.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let mut buf = [0u8; 1500];
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iph`
[INFO] [stdout]    --> src/tcp.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |         iph: etherparse::Ipv4HeaderSlice<'a>, 
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_iph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/lib.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let buf = [0u8; 1504];
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cm`
[INFO] [stdout]    --> src/lib.rs:249:17
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stdout]     |                 ^^ help: if this is intentional, prefix it with an underscore: `_cm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:249:13
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `how`
[INFO] [stdout]    --> src/lib.rs:256:28
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn shutdown(&self, how: std::net::Shutdown) -> io::Result<()> {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_how`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_synchronized` is never used
[INFO] [stdout]   --> src/tcp.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl State {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 27 |     fn is_synchronized(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wnd`, `up`, `wl1`, and `wl2` are never read
[INFO] [stdout]   --> src/tcp.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | struct SendSequenceSpace {
[INFO] [stdout]    |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 87 |     wnd: u16, 
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 88 |     /// send urgent pointer
[INFO] [stdout] 89 |     up: bool,  
[INFO] [stdout]    |     ^^
[INFO] [stdout] 90 |     /// SSeqNumber for last window update 
[INFO] [stdout] 91 |     wl1: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 92 |     /// SAckNumber for last window update
[INFO] [stdout] 93 |     wl2: u32, 
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `up` and `irs` are never read
[INFO] [stdout]    --> src/tcp.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 112 | struct RecvSequenceSpace {
[INFO] [stdout]     |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 118 |     up: bool,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 119 |     /// initial receive sequence number
[INFO] [stdout] 120 |     irs: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_rst` is never used
[INFO] [stdout]    --> src/tcp.rs:218:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl Connection {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 218 |     fn send_rst(&mut self, nic: &mut tun_tap::Iface) -> io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling trust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/tcp.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let mut buf = [0u8; 1500];
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/tcp.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         data: &'a [u8]) -> io::Result<Option<Self>> {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tcp.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let mut buf = [0u8; 1500];
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iph`
[INFO] [stdout]    --> src/tcp.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |         iph: etherparse::Ipv4HeaderSlice<'a>, 
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_iph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/lib.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let buf = [0u8; 1504];
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cm`
[INFO] [stdout]    --> src/lib.rs:249:17
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stdout]     |                 ^^ help: if this is intentional, prefix it with an underscore: `_cm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:249:13
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `how`
[INFO] [stdout]    --> src/lib.rs:256:28
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn shutdown(&self, how: std::net::Shutdown) -> io::Result<()> {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_how`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_synchronized` is never used
[INFO] [stdout]   --> src/tcp.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl State {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 27 |     fn is_synchronized(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wnd`, `up`, `wl1`, and `wl2` are never read
[INFO] [stdout]   --> src/tcp.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | struct SendSequenceSpace {
[INFO] [stdout]    |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 87 |     wnd: u16, 
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 88 |     /// send urgent pointer
[INFO] [stdout] 89 |     up: bool,  
[INFO] [stdout]    |     ^^
[INFO] [stdout] 90 |     /// SSeqNumber for last window update 
[INFO] [stdout] 91 |     wl1: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 92 |     /// SAckNumber for last window update
[INFO] [stdout] 93 |     wl2: u32, 
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `up` and `irs` are never read
[INFO] [stdout]    --> src/tcp.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 112 | struct RecvSequenceSpace {
[INFO] [stdout]     |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 118 |     up: bool,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 119 |     /// initial receive sequence number
[INFO] [stdout] 120 |     irs: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_rst` is never used
[INFO] [stdout]    --> src/tcp.rs:218:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl Connection {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 218 |     fn send_rst(&mut self, nic: &mut tun_tap::Iface) -> io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "ce521143571b3b768c1477b5b23b02b639ce544ee56d62f6c8da6942c91c8f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce521143571b3b768c1477b5b23b02b639ce544ee56d62f6c8da6942c91c8f69", kill_on_drop: false }`
[INFO] [stdout] ce521143571b3b768c1477b5b23b02b639ce544ee56d62f6c8da6942c91c8f69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f6614c502ae194edc2e4a9246b1cc08509313ab6c533ab583a9bcba34da761e
[INFO] running `Command { std: "docker" "start" "-a" "8f6614c502ae194edc2e4a9246b1cc08509313ab6c533ab583a9bcba34da761e", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bin.0.src
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]    --> src/tcp.rs:130:17
[INFO] [stderr]     |
[INFO] [stderr] 130 |         let mut buf = [0u8; 1500];
[INFO] [stderr]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/tcp.rs:128:9
[INFO] [stderr]     |
[INFO] [stderr] 128 |         data: &'a [u8]) -> io::Result<Option<Self>> {
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tcp.rs:130:13
[INFO] [stderr]     |
[INFO] [stderr] 130 |         let mut buf = [0u8; 1500];
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iph`
[INFO] [stderr]    --> src/tcp.rs:232:9
[INFO] [stderr]     |
[INFO] [stderr] 232 |         iph: etherparse::Ipv4HeaderSlice<'a>, 
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_iph`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]    --> src/lib.rs:134:17
[INFO] [stderr]     |
[INFO] [stderr] 134 |             let buf = [0u8; 1504];
[INFO] [stderr]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cm`
[INFO] [stderr]    --> src/lib.rs:249:17
[INFO] [stderr]     |
[INFO] [stderr] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stderr]     |                 ^^ help: if this is intentional, prefix it with an underscore: `_cm`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:249:13
[INFO] [stderr]     |
[INFO] [stderr] 249 |         let mut cm = self.h.manager.lock().unwrap();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `how`
[INFO] [stderr]    --> src/lib.rs:256:28
[INFO] [stderr]     |
[INFO] [stderr] 256 |     pub fn shutdown(&self, how: std::net::Shutdown) -> io::Result<()> {
[INFO] [stderr]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_how`
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_synchronized` is never used
[INFO] [stderr]   --> src/tcp.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl State {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] 27 |     fn is_synchronized(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `wnd`, `up`, `wl1`, and `wl2` are never read
[INFO] [stderr]   --> src/tcp.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 81 | struct SendSequenceSpace {
[INFO] [stderr]    |        ----------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 87 |     wnd: u16, 
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 88 |     /// send urgent pointer
[INFO] [stderr] 89 |     up: bool,  
[INFO] [stderr]    |     ^^
[INFO] [stderr] 90 |     /// SSeqNumber for last window update 
[INFO] [stderr] 91 |     wl1: u32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 92 |     /// SAckNumber for last window update
[INFO] [stderr] 93 |     wl2: u32, 
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `up` and `irs` are never read
[INFO] [stderr]    --> src/tcp.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 112 | struct RecvSequenceSpace {
[INFO] [stderr]     |        ----------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 118 |     up: bool,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 119 |     /// initial receive sequence number
[INFO] [stderr] 120 |     irs: u32,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `send_rst` is never used
[INFO] [stderr]    --> src/tcp.rs:218:8
[INFO] [stderr]     |
[INFO] [stderr] 123 | impl Connection {
[INFO] [stderr]     | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 218 |     fn send_rst(&mut self, nic: &mut tun_tap::Iface) -> io::Result<()> {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `trust` (lib) generated 12 warnings (run `cargo fix --lib -p trust` to apply 2 suggestions)
[INFO] [stderr] warning: `trust` (lib test) generated 12 warnings (12 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/trust-3ba88fbd3f02fa05)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/trust-86141b34ef60bdc9)
[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] [stderr]    Doc-tests trust
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/tcp.rs - tcp::RecvSequenceSpace (line 101) ... FAILED
[INFO] [stdout] test src/tcp.rs - tcp::SendSequenceSpace (line 69) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/tcp.rs - tcp::RecvSequenceSpace (line 101) stdout ----
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `2`
[INFO] [stdout]  --> src/tcp.rs:102:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | 1          2          3
[INFO] [stdout]   |            ^ expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/tcp.rs - tcp::SendSequenceSpace (line 69) stdout ----
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `2`
[INFO] [stdout]  --> src/tcp.rs:70:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | 1         2          3          4
[INFO] [stdout]   |           ^ expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/tcp.rs - tcp::RecvSequenceSpace (line 101)
[INFO] [stdout]     src/tcp.rs - tcp::SendSequenceSpace (line 69)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "8f6614c502ae194edc2e4a9246b1cc08509313ab6c533ab583a9bcba34da761e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f6614c502ae194edc2e4a9246b1cc08509313ab6c533ab583a9bcba34da761e", kill_on_drop: false }`
[INFO] [stdout] 8f6614c502ae194edc2e4a9246b1cc08509313ab6c533ab583a9bcba34da761e
