[INFO] cloning repository https://github.com/AbhinavRobinson/rust-tcp-rfc-793 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AbhinavRobinson/rust-tcp-rfc-793" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhinavRobinson%2Frust-tcp-rfc-793", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhinavRobinson%2Frust-tcp-rfc-793'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 33224009d65ef0a8073e047c4f39e17d80b54354 [INFO] checking AbhinavRobinson/rust-tcp-rfc-793 against master#2c0f4860cc86e2354a55ea04e738848168435c90 for pr-149145 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhinavRobinson%2Frust-tcp-rfc-793" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/AbhinavRobinson/rust-tcp-rfc-793 [INFO] finished tweaking git repo https://github.com/AbhinavRobinson/rust-tcp-rfc-793 [INFO] tweaked toml for git repo https://github.com/AbhinavRobinson/rust-tcp-rfc-793 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/AbhinavRobinson/rust-tcp-rfc-793 on toolchain 2c0f4860cc86e2354a55ea04e738848168435c90 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2c0f4860cc86e2354a55ea04e738848168435c90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/AbhinavRobinson/rust-tcp-rfc-793 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" "+2c0f4860cc86e2354a55ea04e738848168435c90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tun-tap v0.1.4 [INFO] [stderr] Downloaded tokio-core v0.1.18 [INFO] [stderr] Downloaded cc v1.1.15 [INFO] [stderr] Downloaded etherparse v0.15.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+2c0f4860cc86e2354a55ea04e738848168435c90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 65fb700c23e3c42a7f7671caf55814d5f2f82e93025fccffc08d4aebe145857d [INFO] running `Command { std: "docker" "start" "-a" "65fb700c23e3c42a7f7671caf55814d5f2f82e93025fccffc08d4aebe145857d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "65fb700c23e3c42a7f7671caf55814d5f2f82e93025fccffc08d4aebe145857d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65fb700c23e3c42a7f7671caf55814d5f2f82e93025fccffc08d4aebe145857d", kill_on_drop: false }` [INFO] [stdout] 65fb700c23e3c42a7f7671caf55814d5f2f82e93025fccffc08d4aebe145857d [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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+2c0f4860cc86e2354a55ea04e738848168435c90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6a3a81d164035d18ec4f26a0c766a2ddfd874220abbe7db3ebccf1de2ef4a27a [INFO] running `Command { std: "docker" "start" "-a" "6a3a81d164035d18ec4f26a0c766a2ddfd874220abbe7db3ebccf1de2ef4a27a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling cc v1.1.15 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking arrayvec v0.7.6 [INFO] [stderr] Checking etherparse v0.15.0 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Compiling tun-tap v0.1.4 [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-threadpool v0.1.18 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [INFO] [stderr] Checking rust-tcp-rfc-793 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `network_interface` [INFO] [stdout] --> src/tcp.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | network_interface: &mut tun_tap::Iface, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_network_interface` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ip_header` [INFO] [stdout] --> src/tcp.rs:132:9 [INFO] [stdout] | [INFO] [stdout] 132 | ip_header: Ipv4HeaderSlice<'a>, [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ip_header` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp.rs:134:9 [INFO] [stdout] | [INFO] [stdout] 134 | data: &'a [u8], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Estab` is never constructed [INFO] [stdout] --> src/tcp.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub enum State { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 7 | Estab, [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 `up`, `wl1`, and `wl2` are never read [INFO] [stdout] --> src/tcp.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct SendSequenceSpace { [INFO] [stdout] | ----------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | up: bool, [INFO] [stdout] | ^^ [INFO] [stdout] 15 | wl1: u16, [INFO] [stdout] | ^^^ [INFO] [stdout] 16 | wl2: u16, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `wnd`, `up`, and `irs` are never read [INFO] [stdout] --> src/tcp.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct RecvSequenceSpace { [INFO] [stdout] | ----------------- fields in this struct [INFO] [stdout] 21 | nxt: u32, [INFO] [stdout] 22 | wnd: u16, [INFO] [stdout] | ^^^ [INFO] [stdout] 23 | up: bool, [INFO] [stdout] | ^^ [INFO] [stdout] 24 | irs: u32, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `network_interface` [INFO] [stdout] --> src/tcp.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | network_interface: &mut tun_tap::Iface, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_network_interface` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ip_header` [INFO] [stdout] --> src/tcp.rs:132:9 [INFO] [stdout] | [INFO] [stdout] 132 | ip_header: Ipv4HeaderSlice<'a>, [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ip_header` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp.rs:134:9 [INFO] [stdout] | [INFO] [stdout] 134 | data: &'a [u8], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Estab` is never constructed [INFO] [stdout] --> src/tcp.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub enum State { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 7 | Estab, [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 `up`, `wl1`, and `wl2` are never read [INFO] [stdout] --> src/tcp.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct SendSequenceSpace { [INFO] [stdout] | ----------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | up: bool, [INFO] [stdout] | ^^ [INFO] [stdout] 15 | wl1: u16, [INFO] [stdout] | ^^^ [INFO] [stdout] 16 | wl2: u16, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `wnd`, `up`, and `irs` are never read [INFO] [stdout] --> src/tcp.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct RecvSequenceSpace { [INFO] [stdout] | ----------------- fields in this struct [INFO] [stdout] 21 | nxt: u32, [INFO] [stdout] 22 | wnd: u16, [INFO] [stdout] | ^^^ [INFO] [stdout] 23 | up: bool, [INFO] [stdout] | ^^ [INFO] [stdout] 24 | irs: u32, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.36s [INFO] running `Command { std: "docker" "inspect" "6a3a81d164035d18ec4f26a0c766a2ddfd874220abbe7db3ebccf1de2ef4a27a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a3a81d164035d18ec4f26a0c766a2ddfd874220abbe7db3ebccf1de2ef4a27a", kill_on_drop: false }` [INFO] [stdout] 6a3a81d164035d18ec4f26a0c766a2ddfd874220abbe7db3ebccf1de2ef4a27a