[INFO] fetching crate hybrid-indexer 0.5.4...
[INFO] testing hybrid-indexer-0.5.4 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate hybrid-indexer 0.5.4 into /workspace/builds/worker-0-tc1/source
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate hybrid-indexer 0.5.4
[INFO] finished tweaking crates.io crate hybrid-indexer 0.5.4
[INFO] tweaked toml for crates.io crate hybrid-indexer 0.5.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hybrid-indexer 0.5.4 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 388 packages to latest compatible versions
[INFO] [stderr]       Adding byte-unit v4.0.19 (available: v5.1.6)
[INFO] [stderr]       Adding frame-metadata v15.1.0 (available: v15.2.0)
[INFO] [stderr]       Adding hex-literal v0.4.1 (available: v1.1.0)
[INFO] [stderr]       Adding subxt v0.34.0 (available: v0.44.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] [stderr]       Adding tokio-tungstenite v0.21.0 (available: v0.28.0)
[INFO] [stderr]       Adding zerocopy v0.7.35 (available: v0.8.27)
[INFO] [stderr]       Adding zerocopy-derive v0.7.35 (available: v0.8.27)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1586a1c49ae8ad43dda4bc6b5601a10f90ae0ac4e26caf3bac43e200210c0bf
[INFO] running `Command { std: "docker" "start" "-a" "d1586a1c49ae8ad43dda4bc6b5601a10f90ae0ac4e26caf3bac43e200210c0bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1586a1c49ae8ad43dda4bc6b5601a10f90ae0ac4e26caf3bac43e200210c0bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1586a1c49ae8ad43dda4bc6b5601a10f90ae0ac4e26caf3bac43e200210c0bf", kill_on_drop: false }`
[INFO] [stdout] d1586a1c49ae8ad43dda4bc6b5601a10f90ae0ac4e26caf3bac43e200210c0bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e942b99ec2406da31933e77006b0e9dea9b3a237c288dd03969768da7403ebef
[INFO] running `Command { std: "docker" "start" "-a" "e942b99ec2406da31933e77006b0e9dea9b3a237c288dd03969768da7403ebef", kill_on_drop: false }`
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[INFO] [stderr]    Compiling hybrid-indexer v0.5.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/substrate.rs:350:31
[INFO] [stdout]     |
[INFO] [stdout] 350 |     let mut current_span = if let Some(span) = spans.last()
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hybrid-indexer` (lib) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e942b99ec2406da31933e77006b0e9dea9b3a237c288dd03969768da7403ebef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e942b99ec2406da31933e77006b0e9dea9b3a237c288dd03969768da7403ebef", kill_on_drop: false }`
[INFO] [stdout] e942b99ec2406da31933e77006b0e9dea9b3a237c288dd03969768da7403ebef
