[INFO] fetching crate rings-transport 0.3.0...
[INFO] testing rings-transport-0.3.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate rings-transport 0.3.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate rings-transport 0.3.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rings-transport 0.3.0
[INFO] finished tweaking crates.io crate rings-transport 0.3.0
[INFO] tweaked toml for crates.io crate rings-transport 0.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded webrtc-media v0.6.1
[INFO] [stderr]   Downloaded webrtc-srtp v0.10.0
[INFO] [stderr]   Downloaded webrtc v0.8.0
[INFO] [stderr]   Downloaded rtp v0.8.0
[INFO] [stderr]   Downloaded interceptor v0.9.0
[INFO] [stderr]   Downloaded rtcp v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92e9125e2155d52355488b339504419c986dc772bed6e4a02d0621c7f691741a
[INFO] running `Command { std: "docker" "start" "-a" "92e9125e2155d52355488b339504419c986dc772bed6e4a02d0621c7f691741a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92e9125e2155d52355488b339504419c986dc772bed6e4a02d0621c7f691741a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92e9125e2155d52355488b339504419c986dc772bed6e4a02d0621c7f691741a", kill_on_drop: false }`
[INFO] [stdout] 92e9125e2155d52355488b339504419c986dc772bed6e4a02d0621c7f691741a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] deebf3b6b93cd9e9bec4f6692791613ca794b6cf93dd78c1451270b084dd0823
[INFO] running `Command { std: "docker" "start" "-a" "deebf3b6b93cd9e9bec4f6692791613ca794b6cf93dd78c1451270b084dd0823", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.14
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.59
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling rings-transport v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `ice_servers` is never read
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Transport<C> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 29 |     ice_servers: Vec<IceServer>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InnerCallback` is never constructed
[INFO] [stdout]   --> src/callback.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) struct InnerCallback {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `on_data_channel_open`, `on_data_channel_close`, `on_message`, `on_peer_connection_state_change`, and `handle_message` are never used
[INFO] [stdout]   --> src/callback.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl InnerCallback {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 17 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn on_data_channel_open(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn on_data_channel_close(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub async fn on_message(&self, msg: &Bytes) {
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub async fn on_peer_connection_state_change(&self, s: WebrtcConnectionState) {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     async fn handle_message(&self, msg: &TransportMessage) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_result` is never used
[INFO] [stdout]   --> src/notifier.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl Notifier {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 28 |     pub fn set_result(&self, succeeded: bool) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.09s
[INFO] running `Command { std: "docker" "inspect" "deebf3b6b93cd9e9bec4f6692791613ca794b6cf93dd78c1451270b084dd0823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deebf3b6b93cd9e9bec4f6692791613ca794b6cf93dd78c1451270b084dd0823", kill_on_drop: false }`
[INFO] [stdout] deebf3b6b93cd9e9bec4f6692791613ca794b6cf93dd78c1451270b084dd0823
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85df374b3de3bf6432e9d70cb26b2bdbb24e4dee1fb37dd619a9c2d4d410ca77
[INFO] running `Command { std: "docker" "start" "-a" "85df374b3de3bf6432e9d70cb26b2bdbb24e4dee1fb37dd619a9c2d4d410ca77", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stdout] warning: field `ice_servers` is never read
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Transport<C> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 29 |     ice_servers: Vec<IceServer>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InnerCallback` is never constructed
[INFO] [stdout]   --> src/callback.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) struct InnerCallback {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `on_data_channel_open`, `on_data_channel_close`, `on_message`, `on_peer_connection_state_change`, and `handle_message` are never used
[INFO] [stdout]   --> src/callback.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl InnerCallback {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 17 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn on_data_channel_open(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn on_data_channel_close(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub async fn on_message(&self, msg: &Bytes) {
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub async fn on_peer_connection_state_change(&self, s: WebrtcConnectionState) {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     async fn handle_message(&self, msg: &TransportMessage) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_result` is never used
[INFO] [stdout]   --> src/notifier.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl Notifier {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 28 |     pub fn set_result(&self, succeeded: bool) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling tokio v1.35.1
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling rings-transport v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `new_connection` found for struct `Transport` in the current scope
[INFO] [stdout]    --> src/connection_ref.rs:178:15
[INFO] [stdout]     |
[INFO] [stdout] 178 |         trans.new_connection("test", callback).await.unwrap();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^ help: there is a method with a similar name: `get_connection`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:28:1
[INFO] [stdout]     |
[INFO] [stdout] 28  | pub struct Transport<C> {
[INFO] [stdout]     | ----------------------- method `new_connection` not found for this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `ConnectionCreation` defines an item `new_connection`, perhaps you need to implement it
[INFO] [stdout]    --> src/core/transport.rs:122:1
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub trait ConnectionCreation {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::core::transport::ConnectionCreation`
[INFO] [stdout]    --> src/connection_ref.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |     use crate::core::transport::ConnectionCreation;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rings-transport` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "85df374b3de3bf6432e9d70cb26b2bdbb24e4dee1fb37dd619a9c2d4d410ca77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85df374b3de3bf6432e9d70cb26b2bdbb24e4dee1fb37dd619a9c2d4d410ca77", kill_on_drop: false }`
[INFO] [stdout] 85df374b3de3bf6432e9d70cb26b2bdbb24e4dee1fb37dd619a9c2d4d410ca77
