[INFO] cloning repository https://github.com/BoManev/rusty-tcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BoManev/rusty-tcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoManev%2Frusty-tcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoManev%2Frusty-tcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41c3298a818a7a7d337b92f2dec1257a4cc2d2c8
[INFO] checking BoManev/rusty-tcp against try#44f3504e96c944ae54fc72b5f5008f53f7eda001 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoManev%2Frusty-tcp" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BoManev/rusty-tcp on toolchain 44f3504e96c944ae54fc72b5f5008f53f7eda001
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BoManev/rusty-tcp
[INFO] finished tweaking git repo https://github.com/BoManev/rusty-tcp
[INFO] tweaked toml for git repo https://github.com/BoManev/rusty-tcp written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/BoManev/rusty-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" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2822d48d6d77f6c8aba104df39fcb1e142153fdddd7e9cc527e985bcc77bed52
[INFO] running `Command { std: "docker" "start" "-a" "2822d48d6d77f6c8aba104df39fcb1e142153fdddd7e9cc527e985bcc77bed52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2822d48d6d77f6c8aba104df39fcb1e142153fdddd7e9cc527e985bcc77bed52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2822d48d6d77f6c8aba104df39fcb1e142153fdddd7e9cc527e985bcc77bed52", kill_on_drop: false }`
[INFO] [stdout] 2822d48d6d77f6c8aba104df39fcb1e142153fdddd7e9cc527e985bcc77bed52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e71bfe7384d738115bb28df80b8d0c98ad1c6910ec4b7c38eea759b404e081bf
[INFO] running `Command { std: "docker" "start" "-a" "e71bfe7384d738115bb28df80b8d0c98ad1c6910ec4b7c38eea759b404e081bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking anyhow v1.0.75
[INFO] [stderr]     Checking etherparse v0.8.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling cc v1.0.83
[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]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling tun-tap v0.1.4
[INFO] [stderr]     Checking tokio-core v0.1.18
[INFO] [stderr]     Checking rusty-tcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `tt_package_info`
[INFO] [stdout]   --> src/main.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |     #[cfg(feature = "tt_package_info")]
[INFO] [stdout]    |           ^^^^^^^^^^-----------------
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: there is a expected value with a similar name: `"tt_packet_info"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `tt_packet_info`
[INFO] [stdout]    = help: consider adding `tt_package_info` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tt_package_info`
[INFO] [stdout]   --> src/main.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |     #[cfg(not(feature = "tt_package_info"))]
[INFO] [stdout]    |               ^^^^^^^^^^-----------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"tt_packet_info"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `tt_packet_info`
[INFO] [stdout]    = help: consider adding `tt_package_info` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tt_package_info`
[INFO] [stdout]   --> src/main.rs:25:15
[INFO] [stdout]    |
[INFO] [stdout] 25 |         #[cfg(feature = "tt_package_info")]
[INFO] [stdout]    |               ^^^^^^^^^^-----------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"tt_packet_info"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `tt_packet_info`
[INFO] [stdout]    = help: consider adding `tt_package_info` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tt_package_info`
[INFO] [stdout]   --> src/main.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |     #[cfg(feature = "tt_package_info")]
[INFO] [stdout]    |           ^^^^^^^^^^-----------------
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: there is a expected value with a similar name: `"tt_packet_info"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `tt_packet_info`
[INFO] [stdout]    = help: consider adding `tt_package_info` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tt_package_info`
[INFO] [stdout]   --> src/main.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |     #[cfg(not(feature = "tt_package_info"))]
[INFO] [stdout]    |               ^^^^^^^^^^-----------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"tt_packet_info"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `tt_packet_info`
[INFO] [stdout]    = help: consider adding `tt_package_info` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `tt_package_info`
[INFO] [stdout]   --> src/main.rs:25:15
[INFO] [stdout]    |
[INFO] [stdout] 25 |         #[cfg(feature = "tt_package_info")]
[INFO] [stdout]    |               ^^^^^^^^^^-----------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: there is a expected value with a similar name: `"tt_packet_info"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `tt_packet_info`
[INFO] [stdout]    = help: consider adding `tt_package_info` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_sync` is never used
[INFO] [stdout]   --> src/tcp.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl State {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 20 |     fn is_sync(&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:53:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct SendSequenceSpace {
[INFO] [stdout]    |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 53 |     wnd: u16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 54 |     /// send urgent pointer
[INFO] [stdout] 55 |     up: bool,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 56 |     /// segment sequence number used for last window update
[INFO] [stdout] 57 |     wl1: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 58 |     /// segment acknowledgment number used for last window update
[INFO] [stdout] 59 |     wl2: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `up` and `irs` are never read
[INFO] [stdout]   --> src/tcp.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | struct RecvSequenceSpace {
[INFO] [stdout]    |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 80 |     up: bool,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 81 |     /// initilize receive sequence number
[INFO] [stdout] 82 |     irs: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_rst` is never used
[INFO] [stdout]    --> src/tcp.rs:253:12
[INFO] [stdout]     |
[INFO] [stdout] 85  | impl Connection {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 253 |     pub fn send_rst<'a>(&mut self, nic: &mut tun_tap::Iface) -> Result<(), anyhow::Error> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_sync` is never used
[INFO] [stdout]   --> src/tcp.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl State {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 20 |     fn is_sync(&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:53:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct SendSequenceSpace {
[INFO] [stdout]    |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 53 |     wnd: u16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 54 |     /// send urgent pointer
[INFO] [stdout] 55 |     up: bool,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 56 |     /// segment sequence number used for last window update
[INFO] [stdout] 57 |     wl1: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 58 |     /// segment acknowledgment number used for last window update
[INFO] [stdout] 59 |     wl2: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `up` and `irs` are never read
[INFO] [stdout]   --> src/tcp.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | struct RecvSequenceSpace {
[INFO] [stdout]    |        ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 80 |     up: bool,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 81 |     /// initilize receive sequence number
[INFO] [stdout] 82 |     irs: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_rst` is never used
[INFO] [stdout]    --> src/tcp.rs:253:12
[INFO] [stdout]     |
[INFO] [stdout] 85  | impl Connection {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 253 |     pub fn send_rst<'a>(&mut self, nic: &mut tun_tap::Iface) -> Result<(), anyhow::Error> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.28s
[INFO] running `Command { std: "docker" "inspect" "e71bfe7384d738115bb28df80b8d0c98ad1c6910ec4b7c38eea759b404e081bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e71bfe7384d738115bb28df80b8d0c98ad1c6910ec4b7c38eea759b404e081bf", kill_on_drop: false }`
[INFO] [stdout] e71bfe7384d738115bb28df80b8d0c98ad1c6910ec4b7c38eea759b404e081bf
