[INFO] fetching crate webrtc-unreliable 0.6.0...
[INFO] checking webrtc-unreliable-0.6.0 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate webrtc-unreliable 0.6.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate webrtc-unreliable 0.6.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate webrtc-unreliable 0.6.0
[INFO] tweaked toml for crates.io crate webrtc-unreliable 0.6.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate webrtc-unreliable 0.6.0 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate webrtc-unreliable 0.6.0 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5cfb34896d9a3e6ac7ce479a372853edd9482e1090a82b5efccb722e749b5786
[INFO] running `Command { std: "docker" "start" "5cfb34896d9a3e6ac7ce479a372853edd9482e1090a82b5efccb722e749b5786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cfb34896d9a3e6ac7ce479a372853edd9482e1090a82b5efccb722e749b5786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5cfb34896d9a3e6ac7ce479a372853edd9482e1090a82b5efccb722e749b5786" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cfb34896d9a3e6ac7ce479a372853edd9482e1090a82b5efccb722e749b5786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5cfb34896d9a3e6ac7ce479a372853edd9482e1090a82b5efccb722e749b5786" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.73
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling pkg-config v0.3.28
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling openssl v0.10.62
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking crc v3.0.1
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[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling quote v1.0.34
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling syn v2.0.45
[INFO] [stderr]    Compiling openssl-sys v0.9.98
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking webrtc-unreliable v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stdout] warning: field `ice_passwd` is never read
[INFO] [stdout]   --> src/sdp.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct SdpFields {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 11 |     pub ice_ufrag: String,
[INFO] [stdout] 12 |     pub ice_passwd: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SdpFields` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Box<dyn std::error::Error + std::marker::Send + Sync>`
[INFO] [stdout]    --> src/server.rs:149:52
[INFO] [stdout]     |
[INFO] [stdout] 149 |             .map_err(|e| SessionError::StreamError(e.into()))?;
[INFO] [stdout]     |                                                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 149 -             .map_err(|e| SessionError::StreamError(e.into()))?;
[INFO] [stdout] 149 +             .map_err(|e| SessionError::StreamError(e))?;
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 149 -             .map_err(|e| SessionError::StreamError(e.into()))?;
[INFO] [stdout] 149 +             .map_err(|e| SessionError::StreamError(<Box<dyn std::error::Error + std::marker::Send + Sync> as Into<_>>::into(e)))?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Result<(), server::SendError>`
[INFO] [stdout]    --> src/server.rs:367:24
[INFO] [stdout]     |
[INFO] [stdout] 367 |                 return Err(SendError::ClientNotConnected).into();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 367 -                 return Err(SendError::ClientNotConnected).into();
[INFO] [stdout] 367 +                 return Err(SendError::ClientNotConnected);
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 367 -                 return Err(SendError::ClientNotConnected).into();
[INFO] [stdout] 367 +                 return <Result<(), server::SendError> as Into<_>>::into(Err(SendError::ClientNotConnected));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Result<(), server::SendError>`
[INFO] [stdout]    --> src/server.rs:370:24
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 return Err(SendError::IncompleteMessageWrite).into();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 370 -                 return Err(SendError::IncompleteMessageWrite).into();
[INFO] [stdout] 370 +                 return Err(SendError::IncompleteMessageWrite);
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 370 -                 return Err(SendError::IncompleteMessageWrite).into();
[INFO] [stdout] 370 +                 return <Result<(), server::SendError> as Into<_>>::into(Err(SendError::IncompleteMessageWrite));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Result<(), server::SendError>`
[INFO] [stdout]    --> src/server.rs:379:24
[INFO] [stdout]     |
[INFO] [stdout] 379 |                 return Err(SendError::ClientNotConnected).into();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 379 -                 return Err(SendError::ClientNotConnected).into();
[INFO] [stdout] 379 +                 return Err(SendError::ClientNotConnected);
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 379 -                 return Err(SendError::ClientNotConnected).into();
[INFO] [stdout] 379 +                 return <Result<(), server::SendError> as Into<_>>::into(Err(SendError::ClientNotConnected));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/buffer_pool.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn acquire(&self) -> BufferHandle {
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn acquire(&self) -> BufferHandle<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/buffer_pool.rs:30:18
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn adopt(&self, buffer: OwnedBuffer) -> BufferHandle {
[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] 30 |     pub fn adopt(&self, buffer: OwnedBuffer) -> BufferHandle<'_> {
[INFO] [stdout]    |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `webrtc-unreliable` (lib) due to 4 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5cfb34896d9a3e6ac7ce479a372853edd9482e1090a82b5efccb722e749b5786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cfb34896d9a3e6ac7ce479a372853edd9482e1090a82b5efccb722e749b5786", kill_on_drop: false }`
[INFO] [stdout] 5cfb34896d9a3e6ac7ce479a372853edd9482e1090a82b5efccb722e749b5786
