[INFO] fetching crate iqengine-plugin 0.0.1...
[INFO] testing iqengine-plugin-0.0.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate iqengine-plugin 0.0.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate iqengine-plugin 0.0.1
[INFO] finished tweaking crates.io crate iqengine-plugin 0.0.1
[INFO] tweaked toml for crates.io crate iqengine-plugin 0.0.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iqengine-plugin 0.0.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 164 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.24)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cb00bbbf3c6165bc9de632f8e398c9e4e963d1d7d0947099d6f4d269800c5c5
[INFO] running `Command { std: "docker" "start" "-a" "5cb00bbbf3c6165bc9de632f8e398c9e4e963d1d7d0947099d6f4d269800c5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cb00bbbf3c6165bc9de632f8e398c9e4e963d1d7d0947099d6f4d269800c5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cb00bbbf3c6165bc9de632f8e398c9e4e963d1d7d0947099d6f4d269800c5c5", kill_on_drop: false }`
[INFO] [stdout] 5cb00bbbf3c6165bc9de632f8e398c9e4e963d1d7d0947099d6f4d269800c5c5
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97e5c6c39ae69addb8e8028d73e5d5377d7ffd03aa58eafbf85d9853e8d4b041
[INFO] running `Command { std: "docker" "start" "-a" "97e5c6c39ae69addb8e8028d73e5d5377d7ffd03aa58eafbf85d9853e8d4b041", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling hound v3.5.1
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling iqengine-plugin v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `async_fn_in_trait` has been stable since 1.75.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(async_fn_in_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `array_chunks`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(array_chunks)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks` found for struct `Vec<u8>` in the current scope
[INFO] [stdout]   --> src/server/samples_b64.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 36 |           let v: Vec<f32> = bytes
[INFO] [stdout]    |  ___________________________-
[INFO] [stdout] 37 | |             .array_chunks::<4>()
[INFO] [stdout]    | |             -^^^^^^^^^^^^ `Vec<u8>` is not an iterator
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]    |
[INFO] [stdout] 37 |             .into_iter().array_chunks::<4>()
[INFO] [stdout]    |              ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks` found for struct `Vec<u8>` in the current scope
[INFO] [stdout]   --> src/server/samples_b64.rs:46:14
[INFO] [stdout]    |
[INFO] [stdout] 45 |           let v: Vec<Complex32> = bytes
[INFO] [stdout]    |  _________________________________-
[INFO] [stdout] 46 | |             .array_chunks::<4>()
[INFO] [stdout]    | |             -^^^^^^^^^^^^ `Vec<u8>` is not an iterator
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]    |
[INFO] [stdout] 46 |             .into_iter().array_chunks::<4>()
[INFO] [stdout]    |              ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks` found for struct `Vec<u8>` in the current scope
[INFO] [stdout]   --> src/server/samples_b64.rs:60:14
[INFO] [stdout]    |
[INFO] [stdout] 59 |           let v: Vec<Complex<i16>> = bytes
[INFO] [stdout]    |  ____________________________________-
[INFO] [stdout] 60 | |             .array_chunks::<2>()
[INFO] [stdout]    | |             -^^^^^^^^^^^^ `Vec<u8>` is not an iterator
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]    |
[INFO] [stdout] 60 |             .into_iter().array_chunks::<2>()
[INFO] [stdout]    |              ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks` found for struct `Vec<u8>` in the current scope
[INFO] [stdout]   --> src/server/samples_b64.rs:74:14
[INFO] [stdout]    |
[INFO] [stdout] 73 |           let v: Vec<Complex<i8>> = bytes
[INFO] [stdout]    |  ___________________________________-
[INFO] [stdout] 74 | |             .array_chunks::<1>()
[INFO] [stdout]    | |             -^^^^^^^^^^^^ `Vec<u8>` is not an iterator
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]    |
[INFO] [stdout] 74 |             .into_iter().array_chunks::<1>()
[INFO] [stdout]    |              ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iqengine-plugin` (lib) due to 5 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "97e5c6c39ae69addb8e8028d73e5d5377d7ffd03aa58eafbf85d9853e8d4b041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e5c6c39ae69addb8e8028d73e5d5377d7ffd03aa58eafbf85d9853e8d4b041", kill_on_drop: false }`
[INFO] [stdout] 97e5c6c39ae69addb8e8028d73e5d5377d7ffd03aa58eafbf85d9853e8d4b041
