[INFO] fetching crate bevy_rtc 0.3.1...
[INFO] checking bevy_rtc-0.3.1 against try#88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c for pr-154887
[INFO] extracting crate bevy_rtc 0.3.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate bevy_rtc 0.3.1
[INFO] finished tweaking crates.io crate bevy_rtc 0.3.1
[INFO] tweaked toml for crates.io crate bevy_rtc 0.3.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bevy_rtc 0.3.1 on toolchain 88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 555 packages to latest compatible versions
[INFO] [stderr]       Adding bevy v0.13.2 (available: v0.18.1)
[INFO] [stderr]       Adding bevy_matchbox v0.9.0 (available: v0.14.0)
[INFO] [stderr]       Adding bincode v1.3.3 (available: v3.0.0)
[INFO] [stderr]       Adding block-sys v0.1.0-beta.1 (available: v0.1.0-beta.2)
[INFO] [stderr]       Adding block2 v0.2.0-alpha.6 (available: v0.2.0)
[INFO] [stderr]       Adding enum-display v0.1.4 (available: v0.2.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding objc-sys v0.2.0-beta.2 (available: v0.2.0-beta.3)
[INFO] [stderr]       Adding objc2 v0.3.0-beta.3.patch-leaks.3 (available: v0.3.0-beta.5)
[INFO] [stderr]       Adding objc2-encode v2.0.0-pre.2 (available: v2.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0aed8e9f9fdd6f6c58fe91753f03631b0fb16174d05ddf131931acb12d12b6a0
[INFO] running `Command { std: "docker" "start" "-a" "0aed8e9f9fdd6f6c58fe91753f03631b0fb16174d05ddf131931acb12d12b6a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0aed8e9f9fdd6f6c58fe91753f03631b0fb16174d05ddf131931acb12d12b6a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aed8e9f9fdd6f6c58fe91753f03631b0fb16174d05ddf131931acb12d12b6a0", kill_on_drop: false }`
[INFO] [stdout] 0aed8e9f9fdd6f6c58fe91753f03631b0fb16174d05ddf131931acb12d12b6a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0572347c86739fa9aa06735ad36c49f1798708cc94bec8ee58f8a224f2f22c5c
[INFO] running `Command { std: "docker" "start" "-a" "0572347c86739fa9aa06735ad36c49f1798708cc94bec8ee58f8a224f2f22c5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.185
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[INFO] [stderr]     Checking linux-raw-sys v0.12.1
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[INFO] [stderr]    Compiling bevy_macro_utils v0.13.2
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[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
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[INFO] [stderr]    Compiling bevy_derive v0.13.2
[INFO] [stderr]     Checking piper v0.2.5
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling substring v1.4.5
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[INFO] [stderr]    Compiling serde_json v1.0.149
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[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking const-fnv1a-hash v1.1.0
[INFO] [stderr]     Checking raw-window-handle v0.6.2
[INFO] [stderr]     Checking utf-8 v0.7.6
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[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]    Compiling bevy_rtc_macros v0.3.1
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking tungstenite v0.21.0
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking bevy_reflect v0.13.2
[INFO] [stderr]    Compiling asn1-rs-impl v0.1.0
[INFO] [stderr]    Compiling asn1-rs-derive v0.4.0
[INFO] [stderr]    Compiling convert_case v0.6.0
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[INFO] [stderr]     Checking webrtc-util v0.8.1
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[INFO] [stderr]     Checking asn1-rs v0.5.2
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[INFO] [stderr]     Checking rtp v0.10.0
[INFO] [stderr]     Checking stun v0.5.1
[INFO] [stderr]     Checking rtcp v0.10.1
[INFO] [stderr]     Checking webrtc-mdns v0.6.1
[INFO] [stderr]     Checking webrtc-sctp v0.9.1
[INFO] [stderr]     Checking webrtc-media v0.7.1
[INFO] [stderr]     Checking turn v0.7.1
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.13.2
[INFO] [stderr]     Checking webrtc-srtp v0.12.0
[INFO] [stderr]     Checking rcgen v0.11.3
[INFO] [stderr]     Checking bevy_ecs v0.13.2
[INFO] [stderr]     Checking interceptor v0.11.0
[INFO] [stderr]     Checking webrtc-dtls v0.9.0
[INFO] [stderr]     Checking async-tungstenite v0.25.1
[INFO] [stderr]     Checking webrtc-data v0.8.1
[INFO] [stderr]     Checking webrtc-ice v0.10.1
[INFO] [stderr]     Checking webrtc v0.10.1
[INFO] [stderr]     Checking bevy_app v0.13.2
[INFO] [stderr]     Checking bevy_log v0.13.2
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[INFO] [stderr]     Checking bevy_a11y v0.13.2
[INFO] [stderr]     Checking bevy_input v0.13.2
[INFO] [stderr]     Checking bevy_time v0.13.2
[INFO] [stderr]     Checking bevy_hierarchy v0.13.2
[INFO] [stderr]     Checking bevy_diagnostic v0.13.2
[INFO] [stderr]     Checking bevy_transform v0.13.2
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[INFO] [stderr]     Checking bevy v0.13.2
[INFO] [stderr]     Checking matchbox_socket v0.9.0
[INFO] [stderr]     Checking bevy_matchbox v0.9.0
[INFO] [stderr]     Checking bevy_rtc v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SocketRecvEvent` is never constructed
[INFO] [stdout]  --> src/events.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SocketRecvEvent(pub (PeerId, Packet));
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LatencyTracerPayload` is never constructed
[INFO] [stdout]   --> src/latency.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct LatencyTracerPayload {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `age` are never used
[INFO] [stdout]   --> src/latency.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl LatencyTracerPayload {
[INFO] [stdout]    | ------------------------- associated items in this implementation
[INFO] [stdout] 19 |     pub fn new(from: PeerId) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn age(&self) -> Duration {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LatencyTracer` is never constructed
[INFO] [stdout]   --> src/latency.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct LatencyTracer {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `process`, and `update_latency` are never used
[INFO] [stdout]   --> src/latency.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl LatencyTracer {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 43 |     pub fn new(peer_id: PeerId) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn process(&mut self, payload: LatencyTracerPayload) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn update_latency(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RtcSocket` is never used
[INFO] [stdout]  --> src/socket.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type RtcSocket = MatchboxSocket<RtcSocketPlurality>;
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RtcSocketPlurality` is never used
[INFO] [stdout]  --> src/socket.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub type RtcSocketPlurality = MultipleChannels;
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNRELIABLE_CHANNEL_INDEX` is never used
[INFO] [stdout]   --> src/socket.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const UNRELIABLE_CHANNEL_INDEX: usize = 0;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RELIABLE_CHANNEL_INDEX` is never used
[INFO] [stdout]   --> src/socket.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub const RELIABLE_CHANNEL_INDEX: usize = 1;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `common_socket_reader` is never used
[INFO] [stdout]   --> src/socket.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn common_socket_reader(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SocketRecvEvent` is never constructed
[INFO] [stdout]  --> src/events.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SocketRecvEvent(pub (PeerId, Packet));
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LatencyTracerPayload` is never constructed
[INFO] [stdout]   --> src/latency.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct LatencyTracerPayload {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `age` are never used
[INFO] [stdout]   --> src/latency.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl LatencyTracerPayload {
[INFO] [stdout]    | ------------------------- associated items in this implementation
[INFO] [stdout] 19 |     pub fn new(from: PeerId) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn age(&self) -> Duration {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LatencyTracer` is never constructed
[INFO] [stdout]   --> src/latency.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct LatencyTracer {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `process`, and `update_latency` are never used
[INFO] [stdout]   --> src/latency.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl LatencyTracer {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 43 |     pub fn new(peer_id: PeerId) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn process(&mut self, payload: LatencyTracerPayload) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn update_latency(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RtcSocket` is never used
[INFO] [stdout]  --> src/socket.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type RtcSocket = MatchboxSocket<RtcSocketPlurality>;
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RtcSocketPlurality` is never used
[INFO] [stdout]  --> src/socket.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub type RtcSocketPlurality = MultipleChannels;
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNRELIABLE_CHANNEL_INDEX` is never used
[INFO] [stdout]   --> src/socket.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const UNRELIABLE_CHANNEL_INDEX: usize = 0;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RELIABLE_CHANNEL_INDEX` is never used
[INFO] [stdout]   --> src/socket.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub const RELIABLE_CHANNEL_INDEX: usize = 1;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `common_socket_reader` is never used
[INFO] [stdout]   --> src/socket.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn common_socket_reader(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `Command { std: "docker" "inspect" "0572347c86739fa9aa06735ad36c49f1798708cc94bec8ee58f8a224f2f22c5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0572347c86739fa9aa06735ad36c49f1798708cc94bec8ee58f8a224f2f22c5c", kill_on_drop: false }`
[INFO] [stdout] 0572347c86739fa9aa06735ad36c49f1798708cc94bec8ee58f8a224f2f22c5c