[INFO] cloning repository https://github.com/csperkins/crtp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/csperkins/crtp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcsperkins%2Fcrtp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcsperkins%2Fcrtp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17bfcbb4f3430b89b56dff46791dd63d16128edd
[INFO] building csperkins/crtp against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcsperkins%2Fcrtp" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/csperkins/crtp on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/csperkins/crtp
[INFO] finished tweaking git repo https://github.com/csperkins/crtp
[INFO] tweaked toml for git repo https://github.com/csperkins/crtp written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/csperkins/crtp 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mio v0.6.4
[INFO] [stderr]   Downloaded miow v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d425940356ef9a9ac6e1e76bf4aa165bca31e69a9ca59311835f80530dd0a0b6
[INFO] running `Command { std: "docker" "start" "-a" "d425940356ef9a9ac6e1e76bf4aa165bca31e69a9ca59311835f80530dd0a0b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d425940356ef9a9ac6e1e76bf4aa165bca31e69a9ca59311835f80530dd0a0b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d425940356ef9a9ac6e1e76bf4aa165bca31e69a9ca59311835f80530dd0a0b6", kill_on_drop: false }`
[INFO] [stdout] d425940356ef9a9ac6e1e76bf4aa165bca31e69a9ca59311835f80530dd0a0b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cead91a074c061d4ac50edaadf6e5a30d2186073951e4b7c54d711f0fadda37c
[INFO] running `Command { std: "docker" "start" "-a" "cead91a074c061d4ac50edaadf6e5a30d2186073951e4b7c54d711f0fadda37c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling net2 v0.2.26
[INFO] [stderr]    Compiling mio v0.6.4
[INFO] [stderr]    Compiling crtp v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::Cursor`
[INFO] [stdout]   --> src/packets.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use std::io::Cursor;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::str::FromStr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]   --> src/main.rs:35:27
[INFO] [stdout]    |
[INFO] [stdout] 35 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session.rs:47:19
[INFO] [stdout]    |
[INFO] [stdout] 47 |     network : &'a SendDatagram,
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 |     network : &'a dyn SendDatagram,
[INFO] [stdout]    |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session.rs:48:19
[INFO] [stdout]    |
[INFO] [stdout] 48 |     timeout : &'a Timeout,
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 48 |     timeout : &'a dyn Timeout,
[INFO] [stdout]    |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session.rs:56:29
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(network: &'a SendDatagram, timeout: &'a Timeout) -> Session<'a, Inactive> {
[INFO] [stdout]    |                             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(network: &'a dyn SendDatagram, timeout: &'a Timeout) -> Session<'a, Inactive> {
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session.rs:56:56
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(network: &'a SendDatagram, timeout: &'a Timeout) -> Session<'a, Inactive> {
[INFO] [stdout]    |                                                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(network: &'a SendDatagram, timeout: &'a dyn Timeout) -> Session<'a, Inactive> {
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/packets.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn parse_rtp_packet(buf : &mut [u8], buflen : usize) -> Option<RtpPacket> {
[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: `buflen`
[INFO] [stdout]   --> src/packets.rs:98:38
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn parse_rtp_packet(buf : &mut [u8], buflen : usize) -> Option<RtpPacket> {
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buflen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/packets.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn parse_sr(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/packets.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn parse_rr(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/packets.rs:159:7
[INFO] [stdout]     |
[INFO] [stdout] 159 |   for i in 0..rc {
[INFO] [stdout]     |       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chunk`
[INFO] [stdout]    --> src/packets.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |     let mut chunk = SdesChunk {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_chunk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/packets.rs:157:15
[INFO] [stdout]     |
[INFO] [stdout] 157 | fn parse_sdes(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |               ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/packets.rs:157:34
[INFO] [stdout]     |
[INFO] [stdout] 157 | fn parse_sdes(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/packets.rs:158:7
[INFO] [stdout]     |
[INFO] [stdout] 158 |   let mut offset = 4;
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/packets.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |     let mut chunk = SdesChunk {
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/packets.rs:178:14
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn parse_bye(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rc`
[INFO] [stdout]    --> src/packets.rs:178:24
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn parse_bye(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |                        ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/packets.rs:178:33
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn parse_bye(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packet`
[INFO] [stdout]    --> src/packets.rs:178:46
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn parse_bye(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_packet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/packets.rs:182:14
[INFO] [stdout]     |
[INFO] [stdout] 182 | fn parse_app(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rc`
[INFO] [stdout]    --> src/packets.rs:182:24
[INFO] [stdout]     |
[INFO] [stdout] 182 | fn parse_app(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |                        ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/packets.rs:182:33
[INFO] [stdout]     |
[INFO] [stdout] 182 | fn parse_app(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packet`
[INFO] [stdout]    --> src/packets.rs:182:46
[INFO] [stdout]     |
[INFO] [stdout] 182 | fn parse_app(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_packet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parsed_packet`
[INFO] [stdout]    --> src/packets.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 220 |     let parsed_packet = match pt {
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parsed_packet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/session.rs:77:29
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/session.rs:77:44
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/session.rs:77:57
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/session.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn timeout(&self, now : Instant, timer : u32) {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timer`
[INFO] [stdout]   --> src/session.rs:81:38
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn timeout(&self, now : Instant, timer : u32) {
[INFO] [stdout]    |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_timer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/session.rs:89:29
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/session.rs:89:44
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/session.rs:89:57
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/session.rs:93:23
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn timeout(&self, now : Instant, timer : u32) {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timer`
[INFO] [stdout]   --> src/session.rs:93:38
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn timeout(&self, now : Instant, timer : u32) {
[INFO] [stdout]    |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_timer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timeout_after`
[INFO] [stdout]   --> src/main.rs:64:31
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn set_timeout(&mut self, timeout_after : Duration, id : TimerId) {
[INFO] [stdout]    |                               ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout_after`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/main.rs:64:57
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn set_timeout(&mut self, timeout_after : Duration, id : TimerId) {
[INFO] [stdout]    |                                                         ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/main.rs:68:34
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn cancel_timeout(&mut self, id : TimerId) {
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SSRC` is never constructed
[INFO] [stdout]   --> src/packets.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct SSRC(u32);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RtpTimestamp` is never constructed
[INFO] [stdout]   --> src/packets.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct RtpTimestamp(u32);
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NtpTimestamp` is never constructed
[INFO] [stdout]   --> src/packets.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct NtpTimestamp(u64);
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SenderInfo` is never constructed
[INFO] [stdout]   --> src/packets.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct SenderInfo {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReportBlock` is never constructed
[INFO] [stdout]   --> src/packets.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct ReportBlock {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SdesChunk` is never constructed
[INFO] [stdout]   --> src/packets.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | struct SdesChunk {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RtcpPacket` is never used
[INFO] [stdout]   --> src/packets.rs:60:6
[INFO] [stdout]    |
[INFO] [stdout] 60 | enum RtcpPacket {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompoundRtcpPacket` is never constructed
[INFO] [stdout]   --> src/packets.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | struct CompoundRtcpPacket {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RtpPacket` is never constructed
[INFO] [stdout]   --> src/packets.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | struct RtpPacket;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RtpSessionStatistics` is never constructed
[INFO] [stdout]   --> src/packets.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | struct RtpSessionStatistics {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RtpSession` is never constructed
[INFO] [stdout]   --> src/packets.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | struct RtpSession {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `run` are never used
[INFO] [stdout]   --> src/packets.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 83 | impl RtpSession {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 84 |   pub fn new() -> RtpSession {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |   pub fn run(&mut self) -> RtpSessionStatistics {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_rtp_packet` is never used
[INFO] [stdout]   --> src/packets.rs:98:4
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn parse_rtp_packet(buf : &mut [u8], buflen : usize) -> Option<RtpPacket> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_report_block` is never used
[INFO] [stdout]    --> src/packets.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn parse_report_block(packet : &[u8], offset : usize) -> ReportBlock {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_sr` is never used
[INFO] [stdout]    --> src/packets.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn parse_sr(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_rr` is never used
[INFO] [stdout]    --> src/packets.rs:140:4
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn parse_rr(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_sdes` is never used
[INFO] [stdout]    --> src/packets.rs:157:4
[INFO] [stdout]     |
[INFO] [stdout] 157 | fn parse_sdes(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_bye` is never used
[INFO] [stdout]    --> src/packets.rs:178:4
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn parse_bye(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_app` is never used
[INFO] [stdout]    --> src/packets.rs:182:4
[INFO] [stdout]     |
[INFO] [stdout] 182 | fn parse_app(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_rtcp_packet` is never used
[INFO] [stdout]    --> src/packets.rs:186:4
[INFO] [stdout]     |
[INFO] [stdout] 186 | fn parse_rtcp_packet(buf : &mut [u8], buflen : usize) -> Option<CompoundRtcpPacket> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Inactive` is never constructed
[INFO] [stdout]   --> src/session.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct Inactive;
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Active` is never constructed
[INFO] [stdout]   --> src/session.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Active;
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Leaving` is never constructed
[INFO] [stdout]   --> src/session.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Leaving;
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_datagram` is never used
[INFO] [stdout]   --> src/session.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub trait SendDatagram {
[INFO] [stdout]    |           ------------ method in this trait
[INFO] [stdout] 34 |     fn send_datagram(&self, buf : &[u8], addr : SocketAddr) -> Result<usize>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_timeout` and `cancel_timeout` are never used
[INFO] [stdout]   --> src/session.rs:42:11
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub trait Timeout {
[INFO] [stdout]    |           ------- methods in this trait
[INFO] [stdout] 42 |     fn    set_timeout(&mut self, timeout_after : Duration, id : TimerId);
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 43 |     fn cancel_timeout(&mut self, id : TimerId);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Session` is never constructed
[INFO] [stdout]   --> src/session.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Session<'a, State, > {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `join` are never used
[INFO] [stdout]   --> src/session.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl <'a> Session<'a, Inactive> {
[INFO] [stdout]    | ------------------------------- associated items in this implementation
[INFO] [stdout] 56 |     pub fn new(network: &'a SendDatagram, timeout: &'a Timeout) -> Session<'a, Inactive> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn join(self) -> Session<'a, Active> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `leave`, `recv_datagram`, and `timeout` are never used
[INFO] [stdout]   --> src/session.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 72 | impl <'a> Session<'a, Active> {
[INFO] [stdout]    | ----------------------------- methods in this implementation
[INFO] [stdout] 73 |     pub fn leave(self) -> Session<'a, Leaving> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn timeout(&self, now : Instant, timer : u32) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `recv_datagram` and `timeout` are never used
[INFO] [stdout]   --> src/session.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | impl <'a> Session<'a, Leaving> {
[INFO] [stdout]    | ------------------------------ methods in this implementation
[INFO] [stdout] 89 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |     fn timeout(&self, now : Instant, timer : u32) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     timer.set_timeout(Duration::from_millis(5000), TimerId::RtcpTimer);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let _ = timer.set_timeout(Duration::from_millis(5000), TimerId::RtcpTimer);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:108:21
[INFO] [stdout]     |
[INFO] [stdout] 108 |                     timer.set_timeout(Duration::from_millis(5000), TimerId::RtcpTimer);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 108 |                     let _ = timer.set_timeout(Duration::from_millis(5000), TimerId::RtcpTimer);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "cead91a074c061d4ac50edaadf6e5a30d2186073951e4b7c54d711f0fadda37c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cead91a074c061d4ac50edaadf6e5a30d2186073951e4b7c54d711f0fadda37c", kill_on_drop: false }`
[INFO] [stdout] cead91a074c061d4ac50edaadf6e5a30d2186073951e4b7c54d711f0fadda37c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31fb235b743e57ebd545e18b41cd1ad8638500e9d72e3ff90cbebef16e54a6f1
[INFO] running `Command { std: "docker" "start" "-a" "31fb235b743e57ebd545e18b41cd1ad8638500e9d72e3ff90cbebef16e54a6f1", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling crtp v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::Cursor`
[INFO] [stdout]   --> src/packets.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use std::io::Cursor;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::str::FromStr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]   --> src/main.rs:35:27
[INFO] [stdout]    |
[INFO] [stdout] 35 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session.rs:47:19
[INFO] [stdout]    |
[INFO] [stdout] 47 |     network : &'a SendDatagram,
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 |     network : &'a dyn SendDatagram,
[INFO] [stdout]    |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session.rs:48:19
[INFO] [stdout]    |
[INFO] [stdout] 48 |     timeout : &'a Timeout,
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 48 |     timeout : &'a dyn Timeout,
[INFO] [stdout]    |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session.rs:56:29
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(network: &'a SendDatagram, timeout: &'a Timeout) -> Session<'a, Inactive> {
[INFO] [stdout]    |                             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(network: &'a dyn SendDatagram, timeout: &'a Timeout) -> Session<'a, Inactive> {
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session.rs:56:56
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(network: &'a SendDatagram, timeout: &'a Timeout) -> Session<'a, Inactive> {
[INFO] [stdout]    |                                                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(network: &'a SendDatagram, timeout: &'a dyn Timeout) -> Session<'a, Inactive> {
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/packets.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn parse_rtp_packet(buf : &mut [u8], buflen : usize) -> Option<RtpPacket> {
[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: `buflen`
[INFO] [stdout]   --> src/packets.rs:98:38
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn parse_rtp_packet(buf : &mut [u8], buflen : usize) -> Option<RtpPacket> {
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buflen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/packets.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn parse_sr(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/packets.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn parse_rr(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/packets.rs:159:7
[INFO] [stdout]     |
[INFO] [stdout] 159 |   for i in 0..rc {
[INFO] [stdout]     |       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chunk`
[INFO] [stdout]    --> src/packets.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |     let mut chunk = SdesChunk {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_chunk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/packets.rs:157:15
[INFO] [stdout]     |
[INFO] [stdout] 157 | fn parse_sdes(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |               ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/packets.rs:157:34
[INFO] [stdout]     |
[INFO] [stdout] 157 | fn parse_sdes(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/packets.rs:158:7
[INFO] [stdout]     |
[INFO] [stdout] 158 |   let mut offset = 4;
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/packets.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |     let mut chunk = SdesChunk {
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/packets.rs:178:14
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn parse_bye(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rc`
[INFO] [stdout]    --> src/packets.rs:178:24
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn parse_bye(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |                        ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/packets.rs:178:33
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn parse_bye(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packet`
[INFO] [stdout]    --> src/packets.rs:178:46
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn parse_bye(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_packet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/packets.rs:182:14
[INFO] [stdout]     |
[INFO] [stdout] 182 | fn parse_app(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rc`
[INFO] [stdout]    --> src/packets.rs:182:24
[INFO] [stdout]     |
[INFO] [stdout] 182 | fn parse_app(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |                        ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/packets.rs:182:33
[INFO] [stdout]     |
[INFO] [stdout] 182 | fn parse_app(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packet`
[INFO] [stdout]    --> src/packets.rs:182:46
[INFO] [stdout]     |
[INFO] [stdout] 182 | fn parse_app(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_packet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parsed_packet`
[INFO] [stdout]    --> src/packets.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 220 |     let parsed_packet = match pt {
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parsed_packet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/session.rs:77:29
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/session.rs:77:44
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/session.rs:77:57
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/session.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn timeout(&self, now : Instant, timer : u32) {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timer`
[INFO] [stdout]   --> src/session.rs:81:38
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn timeout(&self, now : Instant, timer : u32) {
[INFO] [stdout]    |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_timer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/session.rs:89:29
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/session.rs:89:44
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/session.rs:89:57
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/session.rs:93:23
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn timeout(&self, now : Instant, timer : u32) {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timer`
[INFO] [stdout]   --> src/session.rs:93:38
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn timeout(&self, now : Instant, timer : u32) {
[INFO] [stdout]    |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_timer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timeout_after`
[INFO] [stdout]   --> src/main.rs:64:31
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn set_timeout(&mut self, timeout_after : Duration, id : TimerId) {
[INFO] [stdout]    |                               ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout_after`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/main.rs:64:57
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn set_timeout(&mut self, timeout_after : Duration, id : TimerId) {
[INFO] [stdout]    |                                                         ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/main.rs:68:34
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn cancel_timeout(&mut self, id : TimerId) {
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SSRC` is never constructed
[INFO] [stdout]   --> src/packets.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct SSRC(u32);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RtpTimestamp` is never constructed
[INFO] [stdout]   --> src/packets.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct RtpTimestamp(u32);
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NtpTimestamp` is never constructed
[INFO] [stdout]   --> src/packets.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct NtpTimestamp(u64);
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SenderInfo` is never constructed
[INFO] [stdout]   --> src/packets.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct SenderInfo {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReportBlock` is never constructed
[INFO] [stdout]   --> src/packets.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct ReportBlock {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SdesChunk` is never constructed
[INFO] [stdout]   --> src/packets.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | struct SdesChunk {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RtcpPacket` is never used
[INFO] [stdout]   --> src/packets.rs:60:6
[INFO] [stdout]    |
[INFO] [stdout] 60 | enum RtcpPacket {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CompoundRtcpPacket` is never constructed
[INFO] [stdout]   --> src/packets.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | struct CompoundRtcpPacket {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RtpPacket` is never constructed
[INFO] [stdout]   --> src/packets.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | struct RtpPacket;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RtpSessionStatistics` is never constructed
[INFO] [stdout]   --> src/packets.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | struct RtpSessionStatistics {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RtpSession` is never constructed
[INFO] [stdout]   --> src/packets.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | struct RtpSession {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `run` are never used
[INFO] [stdout]   --> src/packets.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 83 | impl RtpSession {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 84 |   pub fn new() -> RtpSession {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |   pub fn run(&mut self) -> RtpSessionStatistics {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_rtp_packet` is never used
[INFO] [stdout]   --> src/packets.rs:98:4
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn parse_rtp_packet(buf : &mut [u8], buflen : usize) -> Option<RtpPacket> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_report_block` is never used
[INFO] [stdout]    --> src/packets.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn parse_report_block(packet : &[u8], offset : usize) -> ReportBlock {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_sr` is never used
[INFO] [stdout]    --> src/packets.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn parse_sr(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_rr` is never used
[INFO] [stdout]    --> src/packets.rs:140:4
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn parse_rr(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_sdes` is never used
[INFO] [stdout]    --> src/packets.rs:157:4
[INFO] [stdout]     |
[INFO] [stdout] 157 | fn parse_sdes(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_bye` is never used
[INFO] [stdout]    --> src/packets.rs:178:4
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn parse_bye(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_app` is never used
[INFO] [stdout]    --> src/packets.rs:182:4
[INFO] [stdout]     |
[INFO] [stdout] 182 | fn parse_app(p : bool, rc : u8, len : usize, packet : &[u8]) -> Option<RtcpPacket> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_rtcp_packet` is never used
[INFO] [stdout]    --> src/packets.rs:186:4
[INFO] [stdout]     |
[INFO] [stdout] 186 | fn parse_rtcp_packet(buf : &mut [u8], buflen : usize) -> Option<CompoundRtcpPacket> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Inactive` is never constructed
[INFO] [stdout]   --> src/session.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct Inactive;
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Active` is never constructed
[INFO] [stdout]   --> src/session.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Active;
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Leaving` is never constructed
[INFO] [stdout]   --> src/session.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Leaving;
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_datagram` is never used
[INFO] [stdout]   --> src/session.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub trait SendDatagram {
[INFO] [stdout]    |           ------------ method in this trait
[INFO] [stdout] 34 |     fn send_datagram(&self, buf : &[u8], addr : SocketAddr) -> Result<usize>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_timeout` and `cancel_timeout` are never used
[INFO] [stdout]   --> src/session.rs:42:11
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub trait Timeout {
[INFO] [stdout]    |           ------- methods in this trait
[INFO] [stdout] 42 |     fn    set_timeout(&mut self, timeout_after : Duration, id : TimerId);
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 43 |     fn cancel_timeout(&mut self, id : TimerId);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Session` is never constructed
[INFO] [stdout]   --> src/session.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Session<'a, State, > {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `join` are never used
[INFO] [stdout]   --> src/session.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl <'a> Session<'a, Inactive> {
[INFO] [stdout]    | ------------------------------- associated items in this implementation
[INFO] [stdout] 56 |     pub fn new(network: &'a SendDatagram, timeout: &'a Timeout) -> Session<'a, Inactive> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn join(self) -> Session<'a, Active> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `leave`, `recv_datagram`, and `timeout` are never used
[INFO] [stdout]   --> src/session.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 72 | impl <'a> Session<'a, Active> {
[INFO] [stdout]    | ----------------------------- methods in this implementation
[INFO] [stdout] 73 |     pub fn leave(self) -> Session<'a, Leaving> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn timeout(&self, now : Instant, timer : u32) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `recv_datagram` and `timeout` are never used
[INFO] [stdout]   --> src/session.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | impl <'a> Session<'a, Leaving> {
[INFO] [stdout]    | ------------------------------ methods in this implementation
[INFO] [stdout] 89 |     fn recv_datagram(&self, now : Instant, buf : &[u8], addr : SocketAddr) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |     fn timeout(&self, now : Instant, timer : u32) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     timer.set_timeout(Duration::from_millis(5000), TimerId::RtcpTimer);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let _ = timer.set_timeout(Duration::from_millis(5000), TimerId::RtcpTimer);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:108:21
[INFO] [stdout]     |
[INFO] [stdout] 108 |                     timer.set_timeout(Duration::from_millis(5000), TimerId::RtcpTimer);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 108 |                     let _ = timer.set_timeout(Duration::from_millis(5000), TimerId::RtcpTimer);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "31fb235b743e57ebd545e18b41cd1ad8638500e9d72e3ff90cbebef16e54a6f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31fb235b743e57ebd545e18b41cd1ad8638500e9d72e3ff90cbebef16e54a6f1", kill_on_drop: false }`
[INFO] [stdout] 31fb235b743e57ebd545e18b41cd1ad8638500e9d72e3ff90cbebef16e54a6f1