[INFO] fetching crate coap-server 0.1.1...
[INFO] testing coap-server-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate coap-server 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate coap-server 0.1.1
[INFO] finished tweaking crates.io crate coap-server 0.1.1
[INFO] tweaked toml for crates.io crate coap-server 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate coap-server 0.1.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate coap-server 0.1.1 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" "+beta-2025-09-21" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a79426164e455a747ad83d37cf970c0828d5804c56270c76472104ed12b3ac9
[INFO] running `Command { std: "docker" "start" "-a" "0a79426164e455a747ad83d37cf970c0828d5804c56270c76472104ed12b3ac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a79426164e455a747ad83d37cf970c0828d5804c56270c76472104ed12b3ac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a79426164e455a747ad83d37cf970c0828d5804c56270c76472104ed12b3ac9", kill_on_drop: false }`
[INFO] [stdout] 0a79426164e455a747ad83d37cf970c0828d5804c56270c76472104ed12b3ac9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa4b4e645fbc431c2287027b45d97807288279ac75ff8b959480f7d4a3ca5919
[INFO] running `Command { std: "docker" "start" "-a" "aa4b4e645fbc431c2287027b45d97807288279ac75ff8b959480f7d4a3ca5919", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling lru_time_cache v0.11.11
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling dyn-clone v1.0.5
[INFO] [stderr]    Compiling sync_wrapper v0.1.1
[INFO] [stderr]    Compiling coap-lite v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling mio v0.8.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling tokio-util v0.7.0
[INFO] [stderr]    Compiling coap-server v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `lookup_exact` is never used
[INFO] [stdout]   --> src/app/path_matcher.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<V> PathMatcher<V> {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn lookup_exact(&self, path: &[String]) -> Option<&V> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/app/retransmission_manager.rs:128:12
[INFO] [stdout]     |
[INFO] [stdout] 127 | impl TransmissionParameters {
[INFO] [stdout]     | --------------------------- associated function in this implementation
[INFO] [stdout] 128 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_message_id` is never used
[INFO] [stdout]    --> src/app/retransmission_manager.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 166 | impl<Endpoint: Debug> SendReliably<Endpoint> {
[INFO] [stdout]     | -------------------------------------------- method in this implementation
[INFO] [stdout] 167 |     pub fn get_message_id(&self) -> MessageId {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/udp/udp_framed_fork.rs:208:12
[INFO] [stdout]     |
[INFO] [stdout] 181 | / impl<C, T> UdpFramed<C, T>
[INFO] [stdout] 182 | | where
[INFO] [stdout] 183 | |     T: Borrow<UdpSocket>,
[INFO] [stdout]     | |_________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 208 |       pub fn get_ref(&self) -> &T {
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 |       pub fn get_mut(&mut self) -> &mut T {
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |       pub fn codec(&self) -> &C {
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 237 |       pub fn codec_mut(&mut self) -> &mut C {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |       pub fn read_buffer(&self) -> &BytesMut {
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 247 |       pub fn read_buffer_mut(&mut self) -> &mut BytesMut {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 252 |       pub fn into_inner(self) -> T {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/app/path_matcher.rs:35:19
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn lookup(&self, path: &[String]) -> Option<MatchedResult<V>> {
[INFO] [stdout]    |                   ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn lookup(&self, path: &[String]) -> Option<MatchedResult<'_, V>> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/app/path_matcher.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn match_all(&self, path: &[String]) -> Vec<MatchedResult<V>> {
[INFO] [stdout]    |                      ^^^^^                          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn match_all(&self, path: &[String]) -> Vec<MatchedResult<'_, V>> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.13s
[INFO] running `Command { std: "docker" "inspect" "aa4b4e645fbc431c2287027b45d97807288279ac75ff8b959480f7d4a3ca5919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa4b4e645fbc431c2287027b45d97807288279ac75ff8b959480f7d4a3ca5919", kill_on_drop: false }`
[INFO] [stdout] aa4b4e645fbc431c2287027b45d97807288279ac75ff8b959480f7d4a3ca5919
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4f4357850f1204fb6eb9ba89196186a6f31ea7b756527e1c5a4b82509e23a84
[INFO] running `Command { std: "docker" "start" "-a" "f4f4357850f1204fb6eb9ba89196186a6f31ea7b756527e1c5a4b82509e23a84", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling async-stream v0.3.3
[INFO] [stderr]    Compiling tokio-util v0.7.0
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling coap-server v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `lookup_exact` is never used
[INFO] [stdout]   --> src/app/path_matcher.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<V> PathMatcher<V> {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn lookup_exact(&self, path: &[String]) -> Option<&V> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/app/retransmission_manager.rs:128:12
[INFO] [stdout]     |
[INFO] [stdout] 127 | impl TransmissionParameters {
[INFO] [stdout]     | --------------------------- associated function in this implementation
[INFO] [stdout] 128 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_message_id` is never used
[INFO] [stdout]    --> src/app/retransmission_manager.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 166 | impl<Endpoint: Debug> SendReliably<Endpoint> {
[INFO] [stdout]     | -------------------------------------------- method in this implementation
[INFO] [stdout] 167 |     pub fn get_message_id(&self) -> MessageId {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/udp/udp_framed_fork.rs:208:12
[INFO] [stdout]     |
[INFO] [stdout] 181 | / impl<C, T> UdpFramed<C, T>
[INFO] [stdout] 182 | | where
[INFO] [stdout] 183 | |     T: Borrow<UdpSocket>,
[INFO] [stdout]     | |_________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 208 |       pub fn get_ref(&self) -> &T {
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 |       pub fn get_mut(&mut self) -> &mut T {
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |       pub fn codec(&self) -> &C {
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 237 |       pub fn codec_mut(&mut self) -> &mut C {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |       pub fn read_buffer(&self) -> &BytesMut {
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 247 |       pub fn read_buffer_mut(&mut self) -> &mut BytesMut {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 252 |       pub fn into_inner(self) -> T {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/app/path_matcher.rs:35:19
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn lookup(&self, path: &[String]) -> Option<MatchedResult<V>> {
[INFO] [stdout]    |                   ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn lookup(&self, path: &[String]) -> Option<MatchedResult<'_, V>> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/app/path_matcher.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn match_all(&self, path: &[String]) -> Vec<MatchedResult<V>> {
[INFO] [stdout]    |                      ^^^^^                          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn match_all(&self, path: &[String]) -> Vec<MatchedResult<'_, V>> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `coap_lite::link_format::LINK_ATTR_RESOURCE_TYPE`
[INFO] [stdout]  --> examples/app_default_handler.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use coap_lite::link_format::LINK_ATTR_RESOURCE_TYPE;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer`
[INFO] [stdout]   --> examples/custom_non_piggybacked_service.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         peer: SocketAddr,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `message_id` is never read
[INFO] [stdout]    --> src/app/retransmission_manager.rs:257:17
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let mut message_id = None;
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/app/retransmission_manager.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |         let mut sent_packet = Packet::new();
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `lookup_exact` is never used
[INFO] [stdout]   --> src/app/path_matcher.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<V> PathMatcher<V> {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn lookup_exact(&self, path: &[String]) -> Option<&V> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/udp/udp_framed_fork.rs:208:12
[INFO] [stdout]     |
[INFO] [stdout] 181 | / impl<C, T> UdpFramed<C, T>
[INFO] [stdout] 182 | | where
[INFO] [stdout] 183 | |     T: Borrow<UdpSocket>,
[INFO] [stdout]     | |_________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 208 |       pub fn get_ref(&self) -> &T {
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 |       pub fn get_mut(&mut self) -> &mut T {
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |       pub fn codec(&self) -> &C {
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 237 |       pub fn codec_mut(&mut self) -> &mut C {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |       pub fn read_buffer(&self) -> &BytesMut {
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 247 |       pub fn read_buffer_mut(&mut self) -> &mut BytesMut {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 252 |       pub fn into_inner(self) -> T {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/app/path_matcher.rs:35:19
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn lookup(&self, path: &[String]) -> Option<MatchedResult<V>> {
[INFO] [stdout]    |                   ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn lookup(&self, path: &[String]) -> Option<MatchedResult<'_, V>> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/app/path_matcher.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn match_all(&self, path: &[String]) -> Vec<MatchedResult<V>> {
[INFO] [stdout]    |                      ^^^^^                          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn match_all(&self, path: &[String]) -> Vec<MatchedResult<'_, V>> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.34s
[INFO] running `Command { std: "docker" "inspect" "f4f4357850f1204fb6eb9ba89196186a6f31ea7b756527e1c5a4b82509e23a84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f4357850f1204fb6eb9ba89196186a6f31ea7b756527e1c5a4b82509e23a84", kill_on_drop: false }`
[INFO] [stdout] f4f4357850f1204fb6eb9ba89196186a6f31ea7b756527e1c5a4b82509e23a84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1936faace8c1b267b05a3789180bef20a621230cb831777933241ff70408bfba
[INFO] running `Command { std: "docker" "start" "-a" "1936faace8c1b267b05a3789180bef20a621230cb831777933241ff70408bfba", kill_on_drop: false }`
[INFO] [stderr] warning: method `lookup_exact` is never used
[INFO] [stderr]   --> src/app/path_matcher.rs:78:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl<V> PathMatcher<V> {
[INFO] [stderr]    | ---------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 78 |     pub fn lookup_exact(&self, path: &[String]) -> Option<&V> {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/app/retransmission_manager.rs:128:12
[INFO] [stderr]     |
[INFO] [stderr] 127 | impl TransmissionParameters {
[INFO] [stderr]     | --------------------------- associated function in this implementation
[INFO] [stderr] 128 |     pub fn new(
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_message_id` is never used
[INFO] [stderr]    --> src/app/retransmission_manager.rs:167:12
[INFO] [stderr]     |
[INFO] [stderr] 166 | impl<Endpoint: Debug> SendReliably<Endpoint> {
[INFO] [stderr]     | -------------------------------------------- method in this implementation
[INFO] [stderr] 167 |     pub fn get_message_id(&self) -> MessageId {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]    --> src/udp/udp_framed_fork.rs:208:12
[INFO] [stderr]     |
[INFO] [stderr] 181 | / impl<C, T> UdpFramed<C, T>
[INFO] [stderr] 182 | | where
[INFO] [stderr] 183 | |     T: Borrow<UdpSocket>,
[INFO] [stderr]     | |_________________________- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 208 |       pub fn get_ref(&self) -> &T {
[INFO] [stderr]     |              ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 219 |       pub fn get_mut(&mut self) -> &mut T {
[INFO] [stderr]     |              ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 228 |       pub fn codec(&self) -> &C {
[INFO] [stderr]     |              ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 237 |       pub fn codec_mut(&mut self) -> &mut C {
[INFO] [stderr]     |              ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 242 |       pub fn read_buffer(&self) -> &BytesMut {
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 247 |       pub fn read_buffer_mut(&mut self) -> &mut BytesMut {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 252 |       pub fn into_inner(self) -> T {
[INFO] [stderr]     |              ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/app/path_matcher.rs:35:19
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn lookup(&self, path: &[String]) -> Option<MatchedResult<V>> {
[INFO] [stderr]    |                   ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn lookup(&self, path: &[String]) -> Option<MatchedResult<'_, V>> {
[INFO] [stderr]    |                                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/app/path_matcher.rs:52:22
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn match_all(&self, path: &[String]) -> Vec<MatchedResult<V>> {
[INFO] [stderr]    |                      ^^^^^                          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn match_all(&self, path: &[String]) -> Vec<MatchedResult<'_, V>> {
[INFO] [stderr]    |                                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `message_id` is never read
[INFO] [stderr]    --> src/app/retransmission_manager.rs:257:17
[INFO] [stderr]     |
[INFO] [stderr] 257 |         let mut message_id = None;
[INFO] [stderr]     |                 ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/app/retransmission_manager.rs:256:13
[INFO] [stderr]     |
[INFO] [stderr] 256 |         let mut sent_packet = Packet::new();
[INFO] [stderr]     |             ----^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `coap-server` (lib) generated 6 warnings (run `cargo fix --lib -p coap-server` to apply 2 suggestions)
[INFO] [stderr] warning: `coap-server` (lib test) generated 6 warnings (4 duplicates) (run `cargo fix --lib -p coap-server --tests` to apply 1 suggestion)
[INFO] [stderr] warning: unused variable: `peer`
[INFO] [stderr]   --> examples/custom_non_piggybacked_service.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |         peer: SocketAddr,
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `coap_lite::link_format::LINK_ATTR_RESOURCE_TYPE`
[INFO] [stderr]  --> examples/app_default_handler.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use coap_lite::link_format::LINK_ATTR_RESOURCE_TYPE;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `coap-server` (example "custom_non_piggybacked_service") generated 1 warning
[INFO] [stderr] warning: `coap-server` (example "app_default_handler") generated 1 warning (run `cargo fix --example "app_default_handler"` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/coap_server-a75ec9c8e0edc3a3)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test app::core_link::tests::test_clone ... ok
[INFO] [stdout] test app::path_matcher::tests::test_ambiguous_match ... ok
[INFO] [stdout] test app::core_link::tests::test_multiple ... ok
[INFO] [stdout] test app::path_matcher::tests::test_unambiguous_exact_match ... ok
[INFO] [stdout] test app::retransmission_manager::tests::test_happy_path ... ok
[INFO] [stdout] test app::retransmission_manager::tests::test_timeout ... ok
[INFO] [stdout] test app::retransmission_manager::tests::test_reset ... ok
[INFO] [stdout] test app::u24::tests::test_try_from_overflow ... ok
[INFO] [stdout] test app::u24::tests::test_wrapping_add ... ok
[INFO] [stdout] test app::path_matcher::tests::test_inexact_match ... ok
[INFO] [stdout] test app::u24::tests::test_into_overflow ... ok
[INFO] [stdout] test app::u24::tests::test_overflow_panics - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests coap_server
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/app/observers.rs - app::observers::ObserversHolder (line 10) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 4) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1936faace8c1b267b05a3789180bef20a621230cb831777933241ff70408bfba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1936faace8c1b267b05a3789180bef20a621230cb831777933241ff70408bfba", kill_on_drop: false }`
[INFO] [stdout] 1936faace8c1b267b05a3789180bef20a621230cb831777933241ff70408bfba
