[INFO] cloning repository https://github.com/vi/websocket-sans-io
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vi/websocket-sans-io" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvi%2Fwebsocket-sans-io", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvi%2Fwebsocket-sans-io'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ec7a552c47293064e1858f57ef78dd6e4f801b2
[INFO] checking vi/websocket-sans-io against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvi%2Fwebsocket-sans-io" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vi/websocket-sans-io
[INFO] finished tweaking git repo https://github.com/vi/websocket-sans-io
[INFO] tweaked toml for git repo https://github.com/vi/websocket-sans-io written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vi/websocket-sans-io on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vi/websocket-sans-io 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 996cc028f7b0aef656035a8ce92d5c6c22535d79cb501371f7127673ec8c109c
[INFO] running `Command { std: "docker" "start" "-a" "996cc028f7b0aef656035a8ce92d5c6c22535d79cb501371f7127673ec8c109c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "996cc028f7b0aef656035a8ce92d5c6c22535d79cb501371f7127673ec8c109c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "996cc028f7b0aef656035a8ce92d5c6c22535d79cb501371f7127673ec8c109c", kill_on_drop: false }`
[INFO] [stdout] 996cc028f7b0aef656035a8ce92d5c6c22535d79cb501371f7127673ec8c109c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73d59cb4968bdf5933bb92b5b5aa18fd13c044278de5dec8cf1ea110fd49b92c
[INFO] running `Command { std: "docker" "start" "-a" "73d59cb4968bdf5933bb92b5b5aa18fd13c044278de5dec8cf1ea110fd49b92c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.68
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling serde v1.0.190
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking http v1.0.0
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking socket2 v0.5.4
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking readwrite v0.1.2
[INFO] [stderr]     Checking data-encoding v2.4.0
[INFO] [stderr]     Checking nonmax v0.5.3
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking hex_fmt v0.3.0
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking websocket-sans-io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking pipe v0.4.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stdout] error: this type will no longer be must used: Result<WebsocketFrameDecoderAddDataResult, Infallible>
[INFO] [stdout]    --> src/frame_decoding.rs:188:72
[INFO] [stdout]     |
[INFO] [stdout] 188 |       ) -> Result<WebsocketFrameDecoderAddDataResult, FrameDecoderError> {
[INFO] [stdout]     |  ________________________________________________________________________^
[INFO] [stdout] 189 | |         let original_data_len = data.len();
[INFO] [stdout] 190 | |         loop {
[INFO] [stdout] 191 | |             macro_rules! return_dummy {
[INFO] [stdout] ...   |
[INFO] [stdout] 323 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WebsocketFrameDecoderAddDataResult, Infallible>
[INFO] [stdout]    --> src/frame_decoding.rs:193:28
[INFO] [stdout]     |
[INFO] [stdout] 193 |                       return Ok(WebsocketFrameDecoderAddDataResult {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 194 | |                         consumed_bytes: original_data_len - data.len(),
[INFO] [stdout] 195 | |                         event: None,
[INFO] [stdout] 196 | |                     });
[INFO] [stdout]     | |______________________^
[INFO] [stdout] ...
[INFO] [stdout] 200 |                   return_dummy!();
[INFO] [stdout]     |                   --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `return_dummy` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WebsocketFrameDecoderAddDataResult, Infallible>
[INFO] [stdout]    --> src/frame_decoding.rs:193:28
[INFO] [stdout]     |
[INFO] [stdout] 193 |                       return Ok(WebsocketFrameDecoderAddDataResult {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 194 | |                         consumed_bytes: original_data_len - data.len(),
[INFO] [stdout] 195 | |                         event: None,
[INFO] [stdout] 196 | |                     });
[INFO] [stdout]     | |______________________^
[INFO] [stdout] ...
[INFO] [stdout] 215 |                       try_to_fill_buffer_or_return!(v);
[INFO] [stdout]     |                       -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `return_dummy` which comes from the expansion of the macro `try_to_fill_buffer_or_return` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WebsocketFrameDecoderAddDataResult, Infallible>
[INFO] [stdout]    --> src/frame_decoding.rs:193:28
[INFO] [stdout]     |
[INFO] [stdout] 193 |                       return Ok(WebsocketFrameDecoderAddDataResult {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 194 | |                         consumed_bytes: original_data_len - data.len(),
[INFO] [stdout] 195 | |                         event: None,
[INFO] [stdout] 196 | |                     });
[INFO] [stdout]     | |______________________^
[INFO] [stdout] ...
[INFO] [stdout] 239 |                       try_to_fill_buffer_or_return!(v);
[INFO] [stdout]     |                       -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `return_dummy` which comes from the expansion of the macro `try_to_fill_buffer_or_return` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WebsocketFrameDecoderAddDataResult, Infallible>
[INFO] [stdout]    --> src/frame_decoding.rs:193:28
[INFO] [stdout]     |
[INFO] [stdout] 193 |                       return Ok(WebsocketFrameDecoderAddDataResult {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 194 | |                         consumed_bytes: original_data_len - data.len(),
[INFO] [stdout] 195 | |                         event: None,
[INFO] [stdout] 196 | |                     });
[INFO] [stdout]     | |______________________^
[INFO] [stdout] ...
[INFO] [stdout] 245 |                       try_to_fill_buffer_or_return!(v);
[INFO] [stdout]     |                       -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `return_dummy` which comes from the expansion of the macro `try_to_fill_buffer_or_return` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WebsocketFrameDecoderAddDataResult, Infallible>
[INFO] [stdout]    --> src/frame_decoding.rs:193:28
[INFO] [stdout]     |
[INFO] [stdout] 193 |                       return Ok(WebsocketFrameDecoderAddDataResult {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 194 | |                         consumed_bytes: original_data_len - data.len(),
[INFO] [stdout] 195 | |                         event: None,
[INFO] [stdout] 196 | |                     });
[INFO] [stdout]     | |______________________^
[INFO] [stdout] ...
[INFO] [stdout] 250 |                       try_to_fill_buffer_or_return!(v);
[INFO] [stdout]     |                       -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `return_dummy` which comes from the expansion of the macro `try_to_fill_buffer_or_return` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WebsocketFrameDecoderAddDataResult, Infallible>
[INFO] [stdout]    --> src/frame_decoding.rs:257:28
[INFO] [stdout]     |
[INFO] [stdout] 257 |                       return Ok(WebsocketFrameDecoderAddDataResult {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 258 | |                         consumed_bytes: original_data_len - data.len(),
[INFO] [stdout] 259 | |                         event: Some(WebsocketFrameEvent::Start{frame_info, original_opcode}),
[INFO] [stdout] 260 | |                     });
[INFO] [stdout]     | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WebsocketFrameDecoderAddDataResult, Infallible>
[INFO] [stdout]    --> src/frame_decoding.rs:271:28
[INFO] [stdout]     |
[INFO] [stdout] 271 |                       return Ok(WebsocketFrameDecoderAddDataResult {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 272 | |                         consumed_bytes: original_data_len - data.len(),
[INFO] [stdout] 273 | |                         event: Some(WebsocketFrameEvent::End{frame_info: fi, original_opcode}
[INFO] [stdout] 274 | |                             ),
[INFO] [stdout] 275 | |                     });
[INFO] [stdout]     | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WebsocketFrameDecoderAddDataResult, Infallible>
[INFO] [stdout]    --> src/frame_decoding.rs:301:28
[INFO] [stdout]     |
[INFO] [stdout] 301 |                       return Ok(WebsocketFrameDecoderAddDataResult {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 302 | |                         consumed_bytes: max_len,
[INFO] [stdout] 303 | |                         event: Some(WebsocketFrameEvent::PayloadChunk{original_opcode}),
[INFO] [stdout] 304 | |                     });
[INFO] [stdout]     | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WebsocketFrameDecoderAddDataResult, Infallible>
[INFO] [stdout]    --> src/frame_decoding.rs:316:28
[INFO] [stdout]     |
[INFO] [stdout] 316 |                       return Ok(WebsocketFrameDecoderAddDataResult {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 317 | |                         consumed_bytes: original_data_len - data.len(),
[INFO] [stdout] 318 | |                         event: Some(WebsocketFrameEvent::Start{frame_info, original_opcode}),
[INFO] [stdout] 319 | |                     });
[INFO] [stdout]     | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `websocket-sans-io` (lib) due to 10 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "73d59cb4968bdf5933bb92b5b5aa18fd13c044278de5dec8cf1ea110fd49b92c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73d59cb4968bdf5933bb92b5b5aa18fd13c044278de5dec8cf1ea110fd49b92c", kill_on_drop: false }`
[INFO] [stdout] 73d59cb4968bdf5933bb92b5b5aa18fd13c044278de5dec8cf1ea110fd49b92c
