[INFO] cloning repository https://github.com/sendyhalim/tcp-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sendyhalim/tcp-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsendyhalim%2Ftcp-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsendyhalim%2Ftcp-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 625a90b67fc7662c5544920306d01831a0a36ddc [INFO] testing sendyhalim/tcp-rust against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsendyhalim%2Ftcp-rust" "/workspace/builds/worker-81/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-81/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sendyhalim/tcp-rust on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sendyhalim/tcp-rust [INFO] finished tweaking git repo https://github.com/sendyhalim/tcp-rust [INFO] tweaked toml for git repo https://github.com/sendyhalim/tcp-rust written to /workspace/builds/worker-81/source/Cargo.toml [INFO] crate git repo https://github.com/sendyhalim/tcp-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nix v0.13.1 [INFO] [stderr] Downloaded tun-tap v0.1.2 [INFO] [stderr] Downloaded etherparse v0.8.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9f53fecc21175c22220f85178c563840d1e8dac10f8196f99e0f257499f14a74 [INFO] running `Command { std: "docker" "start" "-a" "9f53fecc21175c22220f85178c563840d1e8dac10f8196f99e0f257499f14a74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9f53fecc21175c22220f85178c563840d1e8dac10f8196f99e0f257499f14a74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f53fecc21175c22220f85178c563840d1e8dac10f8196f99e0f257499f14a74", kill_on_drop: false }` [INFO] [stdout] 9f53fecc21175c22220f85178c563840d1e8dac10f8196f99e0f257499f14a74 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6460247196c84fc3fc58aa77411dc99a111badbb44635003522841ef2a583ea1 [INFO] running `Command { std: "docker" "start" "-a" "6460247196c84fc3fc58aa77411dc99a111badbb44635003522841ef2a583ea1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling futures v0.1.31 [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 v0.4.2 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Compiling nix v0.13.1 [INFO] [stderr] Compiling scoped-tls v0.1.2 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling etherparse v0.8.3 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling tun-tap v0.1.2 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling tokio-core v0.1.18 [INFO] [stderr] Compiling tcp-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/tcp.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/lib.rs:167:15 [INFO] [stdout] | [INFO] [stdout] 167 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/lib.rs:180:11 [INFO] [stdout] | [INFO] [stdout] 180 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `quad` [INFO] [stdout] --> src/lib.rs:288:9 [INFO] [stdout] | [INFO] [stdout] 288 | for quad in pending { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_quad` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `connection` [INFO] [stdout] --> src/lib.rs:329:17 [INFO] [stdout] | [INFO] [stdout] 329 | if let Some(connection) = connection_manager.connection_by_quad.remove(&self.quad) {} [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `how` [INFO] [stdout] --> src/lib.rs:334:30 [INFO] [stdout] | [INFO] [stdout] 334 | pub fn shutdown(&mut 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: unused variable: `buf` [INFO] [stdout] --> src/tcp.rs:169:9 [INFO] [stdout] | [INFO] [stdout] 169 | let buf = [0u8; 1500]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp.rs:167:5 [INFO] [stdout] | [INFO] [stdout] 167 | data: &'a [u8], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nacked` [INFO] [stdout] --> src/tcp.rs:398:15 [INFO] [stdout] | [INFO] [stdout] 398 | let nacked = self [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_nacked` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iph` [INFO] [stdout] --> src/tcp.rs:314:5 [INFO] [stdout] | [INFO] [stdout] 314 | iph: etherparse::Ipv4HeaderSlice<'a>, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_iph` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp.rs:406:15 [INFO] [stdout] | [INFO] [stdout] 406 | let mut srtt = &mut self.timers.srtt; [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: associated function is never used: `is_synchronized` [INFO] [stdout] --> src/tcp.rs:27:10 [INFO] [stdout] | [INFO] [stdout] 27 | pub 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: field is never read: `up` [INFO] [stdout] --> src/tcp.rs:74:3 [INFO] [stdout] | [INFO] [stdout] 74 | up: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `up` [INFO] [stdout] --> src/tcp.rs:105:3 [INFO] [stdout] | [INFO] [stdout] 105 | up: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `wl1` [INFO] [stdout] --> src/tcp.rs:108:3 [INFO] [stdout] | [INFO] [stdout] 108 | wl1: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `wl2` [INFO] [stdout] --> src/tcp.rs:111:3 [INFO] [stdout] | [INFO] [stdout] 111 | wl2: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `iss` [INFO] [stdout] --> src/tcp.rs:114:3 [INFO] [stdout] | [INFO] [stdout] 114 | iss: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `send_rst` [INFO] [stdout] --> src/tcp.rs:487:6 [INFO] [stdout] | [INFO] [stdout] 487 | fn send_rst(&mut self, nic: &tun_tap::Iface) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `readyAction` should have a snake case name [INFO] [stdout] --> src/lib.rs:123:21 [INFO] [stdout] | [INFO] [stdout] 123 | let readyAction = map_entry.get_mut().on_packet( [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `ready_action` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:492:5 [INFO] [stdout] | [INFO] [stdout] 492 | self.write(nic, self.send.nxt, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:544:5 [INFO] [stdout] | [INFO] [stdout] 544 | / self [INFO] [stdout] 545 | | .iph [INFO] [stdout] 546 | | .set_payload_len(ip_payload_size - self.iph.header_len() as usize); [INFO] [stdout] | |_________________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:557:5 [INFO] [stdout] | [INFO] [stdout] 557 | self.iph.write(&mut unwritten_buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:558:5 [INFO] [stdout] | [INFO] [stdout] 558 | self.tcph.write(&mut unwritten_buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_map::Entry` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::hash_map::Entry; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 56.46s [INFO] running `Command { std: "docker" "inspect" "6460247196c84fc3fc58aa77411dc99a111badbb44635003522841ef2a583ea1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6460247196c84fc3fc58aa77411dc99a111badbb44635003522841ef2a583ea1", kill_on_drop: false }` [INFO] [stdout] 6460247196c84fc3fc58aa77411dc99a111badbb44635003522841ef2a583ea1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1f175ac6f71231eec2850016e8edf36750aed23ad55c22cec01cf841456445b7 [INFO] running `Command { std: "docker" "start" "-a" "1f175ac6f71231eec2850016e8edf36750aed23ad55c22cec01cf841456445b7", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/tcp.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/lib.rs:167:15 [INFO] [stdout] | [INFO] [stdout] 167 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/lib.rs:180:11 [INFO] [stdout] | [INFO] [stdout] 180 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `quad` [INFO] [stdout] --> src/lib.rs:288:9 [INFO] [stdout] | [INFO] [stdout] 288 | for quad in pending { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_quad` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `connection` [INFO] [stdout] --> src/lib.rs:329:17 [INFO] [stdout] | [INFO] [stdout] 329 | if let Some(connection) = connection_manager.connection_by_quad.remove(&self.quad) {} [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `how` [INFO] [stdout] --> src/lib.rs:334:30 [INFO] [stdout] | [INFO] [stdout] 334 | pub fn shutdown(&mut 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: unused variable: `buf` [INFO] [stdout] --> src/tcp.rs:169:9 [INFO] [stdout] | [INFO] [stdout] 169 | let buf = [0u8; 1500]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp.rs:167:5 [INFO] [stdout] | [INFO] [stdout] 167 | data: &'a [u8], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nacked` [INFO] [stdout] --> src/tcp.rs:398:15 [INFO] [stdout] | [INFO] [stdout] 398 | let nacked = self [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_nacked` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iph` [INFO] [stdout] --> src/tcp.rs:314:5 [INFO] [stdout] | [INFO] [stdout] 314 | iph: etherparse::Ipv4HeaderSlice<'a>, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_iph` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp.rs:406:15 [INFO] [stdout] | [INFO] [stdout] 406 | let mut srtt = &mut self.timers.srtt; [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: associated function is never used: `is_synchronized` [INFO] [stdout] --> src/tcp.rs:27:10 [INFO] [stdout] | [INFO] [stdout] 27 | pub 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: field is never read: `up` [INFO] [stdout] --> src/tcp.rs:74:3 [INFO] [stdout] | [INFO] [stdout] 74 | up: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `up` [INFO] [stdout] --> src/tcp.rs:105:3 [INFO] [stdout] | [INFO] [stdout] 105 | up: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `wl1` [INFO] [stdout] --> src/tcp.rs:108:3 [INFO] [stdout] | [INFO] [stdout] 108 | wl1: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `wl2` [INFO] [stdout] --> src/tcp.rs:111:3 [INFO] [stdout] | [INFO] [stdout] 111 | wl2: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `iss` [INFO] [stdout] --> src/tcp.rs:114:3 [INFO] [stdout] | [INFO] [stdout] 114 | iss: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `send_rst` [INFO] [stdout] --> src/tcp.rs:487:6 [INFO] [stdout] | [INFO] [stdout] 487 | fn send_rst(&mut self, nic: &tun_tap::Iface) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `readyAction` should have a snake case name [INFO] [stdout] --> src/lib.rs:123:21 [INFO] [stdout] | [INFO] [stdout] 123 | let readyAction = map_entry.get_mut().on_packet( [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `ready_action` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:492:5 [INFO] [stdout] | [INFO] [stdout] 492 | self.write(nic, self.send.nxt, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:544:5 [INFO] [stdout] | [INFO] [stdout] 544 | / self [INFO] [stdout] 545 | | .iph [INFO] [stdout] 546 | | .set_payload_len(ip_payload_size - self.iph.header_len() as usize); [INFO] [stdout] | |_________________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:557:5 [INFO] [stdout] | [INFO] [stdout] 557 | self.iph.write(&mut unwritten_buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:558:5 [INFO] [stdout] | [INFO] [stdout] 558 | self.tcph.write(&mut unwritten_buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tcp-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_map::Entry` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::hash_map::Entry; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/tcp.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/lib.rs:167:15 [INFO] [stdout] | [INFO] [stdout] 167 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/lib.rs:180:11 [INFO] [stdout] | [INFO] [stdout] 180 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `quad` [INFO] [stdout] --> src/lib.rs:288:9 [INFO] [stdout] | [INFO] [stdout] 288 | for quad in pending { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_quad` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `connection` [INFO] [stdout] --> src/lib.rs:329:17 [INFO] [stdout] | [INFO] [stdout] 329 | if let Some(connection) = connection_manager.connection_by_quad.remove(&self.quad) {} [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `how` [INFO] [stdout] --> src/lib.rs:334:30 [INFO] [stdout] | [INFO] [stdout] 334 | pub fn shutdown(&mut 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: unused variable: `buf` [INFO] [stdout] --> src/tcp.rs:169:9 [INFO] [stdout] | [INFO] [stdout] 169 | let buf = [0u8; 1500]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp.rs:167:5 [INFO] [stdout] | [INFO] [stdout] 167 | data: &'a [u8], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nacked` [INFO] [stdout] --> src/tcp.rs:398:15 [INFO] [stdout] | [INFO] [stdout] 398 | let nacked = self [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_nacked` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iph` [INFO] [stdout] --> src/tcp.rs:314:5 [INFO] [stdout] | [INFO] [stdout] 314 | iph: etherparse::Ipv4HeaderSlice<'a>, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_iph` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp.rs:406:15 [INFO] [stdout] | [INFO] [stdout] 406 | let mut srtt = &mut self.timers.srtt; [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: associated function is never used: `is_synchronized` [INFO] [stdout] --> src/tcp.rs:27:10 [INFO] [stdout] | [INFO] [stdout] 27 | pub 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: field is never read: `up` [INFO] [stdout] --> src/tcp.rs:74:3 [INFO] [stdout] | [INFO] [stdout] 74 | up: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `up` [INFO] [stdout] --> src/tcp.rs:105:3 [INFO] [stdout] | [INFO] [stdout] 105 | up: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `wl1` [INFO] [stdout] --> src/tcp.rs:108:3 [INFO] [stdout] | [INFO] [stdout] 108 | wl1: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `wl2` [INFO] [stdout] --> src/tcp.rs:111:3 [INFO] [stdout] | [INFO] [stdout] 111 | wl2: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `iss` [INFO] [stdout] --> src/tcp.rs:114:3 [INFO] [stdout] | [INFO] [stdout] 114 | iss: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `send_rst` [INFO] [stdout] --> src/tcp.rs:487:6 [INFO] [stdout] | [INFO] [stdout] 487 | fn send_rst(&mut self, nic: &tun_tap::Iface) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `readyAction` should have a snake case name [INFO] [stdout] --> src/lib.rs:123:21 [INFO] [stdout] | [INFO] [stdout] 123 | let readyAction = map_entry.get_mut().on_packet( [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `ready_action` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:492:5 [INFO] [stdout] | [INFO] [stdout] 492 | self.write(nic, self.send.nxt, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:544:5 [INFO] [stdout] | [INFO] [stdout] 544 | / self [INFO] [stdout] 545 | | .iph [INFO] [stdout] 546 | | .set_payload_len(ip_payload_size - self.iph.header_len() as usize); [INFO] [stdout] | |_________________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:557:5 [INFO] [stdout] | [INFO] [stdout] 557 | self.iph.write(&mut unwritten_buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:558:5 [INFO] [stdout] | [INFO] [stdout] 558 | self.tcph.write(&mut unwritten_buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `Command { std: "docker" "inspect" "1f175ac6f71231eec2850016e8edf36750aed23ad55c22cec01cf841456445b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f175ac6f71231eec2850016e8edf36750aed23ad55c22cec01cf841456445b7", kill_on_drop: false }` [INFO] [stdout] 1f175ac6f71231eec2850016e8edf36750aed23ad55c22cec01cf841456445b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7f294c46c92f52f77ef4e2c5c99129b42aaae5404c882c571a3dcbbce1d4ec6a [INFO] running `Command { std: "docker" "start" "-a" "7f294c46c92f52f77ef4e2c5c99129b42aaae5404c882c571a3dcbbce1d4ec6a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/tcp.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/lib.rs:167:15 [INFO] [stderr] | [INFO] [stderr] 167 | Err(err) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/lib.rs:180:11 [INFO] [stderr] | [INFO] [stderr] 180 | Err(err) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `quad` [INFO] [stderr] --> src/lib.rs:288:9 [INFO] [stderr] | [INFO] [stderr] 288 | for quad in pending { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_quad` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `connection` [INFO] [stderr] --> src/lib.rs:329:17 [INFO] [stderr] | [INFO] [stderr] 329 | if let Some(connection) = connection_manager.connection_by_quad.remove(&self.quad) {} [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `how` [INFO] [stderr] --> src/lib.rs:334:30 [INFO] [stderr] | [INFO] [stderr] 334 | pub fn shutdown(&mut 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: unused variable: `buf` [INFO] [stderr] --> src/tcp.rs:169:9 [INFO] [stderr] | [INFO] [stderr] 169 | let buf = [0u8; 1500]; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/tcp.rs:167:5 [INFO] [stderr] | [INFO] [stderr] 167 | data: &'a [u8], [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nacked` [INFO] [stderr] --> src/tcp.rs:398:15 [INFO] [stderr] | [INFO] [stderr] 398 | let nacked = self [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_nacked` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `iph` [INFO] [stderr] --> src/tcp.rs:314:5 [INFO] [stderr] | [INFO] [stderr] 314 | iph: etherparse::Ipv4HeaderSlice<'a>, [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_iph` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tcp.rs:406:15 [INFO] [stderr] | [INFO] [stderr] 406 | let mut srtt = &mut self.timers.srtt; [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: associated function is never used: `is_synchronized` [INFO] [stderr] --> src/tcp.rs:27:10 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn is_synchronized(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `up` [INFO] [stderr] --> src/tcp.rs:74:3 [INFO] [stderr] | [INFO] [stderr] 74 | up: bool, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `up` [INFO] [stderr] --> src/tcp.rs:105:3 [INFO] [stderr] | [INFO] [stderr] 105 | up: bool, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `wl1` [INFO] [stderr] --> src/tcp.rs:108:3 [INFO] [stderr] | [INFO] [stderr] 108 | wl1: usize, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `wl2` [INFO] [stderr] --> src/tcp.rs:111:3 [INFO] [stderr] | [INFO] [stderr] 111 | wl2: usize, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `iss` [INFO] [stderr] --> src/tcp.rs:114:3 [INFO] [stderr] | [INFO] [stderr] 114 | iss: u32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `send_rst` [INFO] [stderr] --> src/tcp.rs:487:6 [INFO] [stderr] | [INFO] [stderr] 487 | fn send_rst(&mut self, nic: &tun_tap::Iface) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `readyAction` should have a snake case name [INFO] [stderr] --> src/lib.rs:123:21 [INFO] [stderr] | [INFO] [stderr] 123 | let readyAction = map_entry.get_mut().on_packet( [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case: `ready_action` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tcp.rs:492:5 [INFO] [stderr] | [INFO] [stderr] 492 | self.write(nic, self.send.nxt, 0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tcp.rs:544:5 [INFO] [stderr] | [INFO] [stderr] 544 | / self [INFO] [stderr] 545 | | .iph [INFO] [stderr] 546 | | .set_payload_len(ip_payload_size - self.iph.header_len() as usize); [INFO] [stderr] | |_________________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tcp.rs:557:5 [INFO] [stderr] | [INFO] [stderr] 557 | self.iph.write(&mut unwritten_buf); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tcp.rs:558:5 [INFO] [stderr] | [INFO] [stderr] 558 | self.tcph.write(&mut unwritten_buf); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `tcp-rust` (lib) generated 23 warnings [INFO] [stderr] warning: `tcp-rust` (lib test) generated 23 warnings (23 duplicates) [INFO] [stderr] warning: unused import: `std::collections::hash_map::Entry` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::hash_map::Entry; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `tcp-rust` (bin "tcp-rust" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.28s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tcp_rust-e84cffbad4c42ee4) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tcp_rust-73160d5b2d0a6ff9) [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] [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 tcp_rust [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/tcp.rs - tcp::RecvSequenceSpace (line 58) ... FAILED [INFO] [stdout] test src/tcp.rs - tcp::SendSequenceSpace (line 85) ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/tcp.rs - tcp::RecvSequenceSpace (line 58) stdout ---- [INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `2` [INFO] [stdout] --> src/tcp.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 3 | 1 2 3 [INFO] [stdout] | ^ expected one of `.`, `;`, `?`, `}`, or an operator [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/tcp.rs - tcp::SendSequenceSpace (line 85) stdout ---- [INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `2` [INFO] [stdout] --> src/tcp.rs:86:11 [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 previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/tcp.rs - tcp::RecvSequenceSpace (line 58) [INFO] [stdout] src/tcp.rs - tcp::SendSequenceSpace (line 85) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7f294c46c92f52f77ef4e2c5c99129b42aaae5404c882c571a3dcbbce1d4ec6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f294c46c92f52f77ef4e2c5c99129b42aaae5404c882c571a3dcbbce1d4ec6a", kill_on_drop: false }` [INFO] [stdout] 7f294c46c92f52f77ef4e2c5c99129b42aaae5404c882c571a3dcbbce1d4ec6a