[INFO] fetching crate pinecone 0.2.5...
[INFO] testing pinecone-0.2.5 against 1.90.0 for beta-1.91-3
[INFO] extracting crate pinecone 0.2.5 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate pinecone 0.2.5
[INFO] finished tweaking crates.io crate pinecone 0.2.5
[INFO] tweaked toml for crates.io crate pinecone 0.2.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pinecone 0.2.5 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding hashbrown v0.11.2 (available: v0.16.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hashbrown v0.11.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4e3aead6c9848c02e475eddbf84e969874fc2a0876641c1a7d51c19ba008c80
[INFO] running `Command { std: "docker" "start" "-a" "f4e3aead6c9848c02e475eddbf84e969874fc2a0876641c1a7d51c19ba008c80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4e3aead6c9848c02e475eddbf84e969874fc2a0876641c1a7d51c19ba008c80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4e3aead6c9848c02e475eddbf84e969874fc2a0876641c1a7d51c19ba008c80", kill_on_drop: false }`
[INFO] [stdout] f4e3aead6c9848c02e475eddbf84e969874fc2a0876641c1a7d51c19ba008c80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fc458821769f1a65ab02e5608a809de1ad6fd25835aef0575e86c0c3bfe844d
[INFO] running `Command { std: "docker" "start" "-a" "8fc458821769f1a65ab02e5608a809de1ad6fd25835aef0575e86c0c3bfe844d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling pinecone v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a type alias
[INFO] [stdout]   --> src/error.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[must_use]
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.29s
[INFO] running `Command { std: "docker" "inspect" "8fc458821769f1a65ab02e5608a809de1ad6fd25835aef0575e86c0c3bfe844d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fc458821769f1a65ab02e5608a809de1ad6fd25835aef0575e86c0c3bfe844d", kill_on_drop: false }`
[INFO] [stdout] 8fc458821769f1a65ab02e5608a809de1ad6fd25835aef0575e86c0c3bfe844d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a55e274059ecdd7cec3e27bbdb1510e70a623fbffbdd9b70b3157b2bdf5b364f
[INFO] running `Command { std: "docker" "start" "-a" "a55e274059ecdd7cec3e27bbdb1510e70a623fbffbdd9b70b3157b2bdf5b364f", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a type alias
[INFO] [stdout]   --> src/error.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[must_use]
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hashbrown-0.11.2/src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | /     feature(
[INFO] [stdout] 16 | |         test,
[INFO] [stdout] 17 | |         core_intrinsics,
[INFO] [stdout] 18 | |         dropck_eyepatch,
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |         maybe_uninit_array_assume_init
[INFO] [stdout] 25 | |     )
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hashbrown` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "a55e274059ecdd7cec3e27bbdb1510e70a623fbffbdd9b70b3157b2bdf5b364f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a55e274059ecdd7cec3e27bbdb1510e70a623fbffbdd9b70b3157b2bdf5b364f", kill_on_drop: false }`
[INFO] [stdout] a55e274059ecdd7cec3e27bbdb1510e70a623fbffbdd9b70b3157b2bdf5b364f