[INFO] fetching crate blocks_iterator 2.1.1...
[INFO] testing blocks_iterator-2.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate blocks_iterator 2.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate blocks_iterator 2.1.1
[INFO] finished tweaking crates.io crate blocks_iterator 2.1.1
[INFO] tweaked toml for crates.io crate blocks_iterator 2.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate blocks_iterator 2.1.1 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 124 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rocksdb v0.22.0 (available: v0.24.0)
[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-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f09e3388fa607b5c5a5cc2c35808475ed9ee74145a8c5960cfad66fe93509e2
[INFO] running `Command { std: "docker" "start" "-a" "5f09e3388fa607b5c5a5cc2c35808475ed9ee74145a8c5960cfad66fe93509e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f09e3388fa607b5c5a5cc2c35808475ed9ee74145a8c5960cfad66fe93509e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f09e3388fa607b5c5a5cc2c35808475ed9ee74145a8c5960cfad66fe93509e2", kill_on_drop: false }`
[INFO] [stdout] 5f09e3388fa607b5c5a5cc2c35808475ed9ee74145a8c5960cfad66fe93509e2
[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" "-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] 939b88abc68985f67859075d827e426bd1da8b0889733084b6018b04c986eb09
[INFO] running `Command { std: "docker" "start" "-a" "939b88abc68985f67859075d827e426bd1da8b0889733084b6018b04c986eb09", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling bitcoin-io v0.1.3
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling bitcoin-internals v0.3.0
[INFO] [stderr]    Compiling hex_lit v0.1.1
[INFO] [stderr]    Compiling bitcoin v0.32.7
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling bech32 v0.11.0
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling secp256k1-sys v0.10.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling hex-conservative v0.2.1
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bitcoin_hashes v0.14.0
[INFO] [stderr]    Compiling bitcoin-units v0.1.2
[INFO] [stderr]    Compiling secp256k1 v0.29.1
[INFO] [stderr]    Compiling base58ck v0.1.0
[INFO] [stderr]    Compiling bitcoin_slices v0.10.0
[INFO] [stderr]    Compiling blocks_iterator v2.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `BlockExtra` is never constructed
[INFO] [stdout]  --> src/bsl.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct BlockExtra<'a> {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![deny(dead_code)]
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blocks_iterator` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "939b88abc68985f67859075d827e426bd1da8b0889733084b6018b04c986eb09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "939b88abc68985f67859075d827e426bd1da8b0889733084b6018b04c986eb09", kill_on_drop: false }`
[INFO] [stdout] 939b88abc68985f67859075d827e426bd1da8b0889733084b6018b04c986eb09