[INFO] fetching crate vortex-btrblocks 0.40.0...
[INFO] checking vortex-btrblocks-0.40.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate vortex-btrblocks 0.40.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate vortex-btrblocks 0.40.0
[INFO] finished tweaking crates.io crate vortex-btrblocks 0.40.0
[INFO] tweaked toml for crates.io crate vortex-btrblocks 0.40.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vortex-btrblocks 0.40.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vortex-btrblocks 0.40.0 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 843c2acf5c13efaff9cd01102a9a7c32196af6eacf6cc508f45fbefe993c543c
[INFO] running `Command { std: "docker" "start" "-a" "843c2acf5c13efaff9cd01102a9a7c32196af6eacf6cc508f45fbefe993c543c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "843c2acf5c13efaff9cd01102a9a7c32196af6eacf6cc508f45fbefe993c543c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "843c2acf5c13efaff9cd01102a9a7c32196af6eacf6cc508f45fbefe993c543c", kill_on_drop: false }`
[INFO] [stdout] 843c2acf5c13efaff9cd01102a9a7c32196af6eacf6cc508f45fbefe993c543c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35b8eda7b7a32cfa9b22a783c70c7538ea9a3274d767c368f048d831fa72f698
[INFO] running `Command { std: "docker" "start" "-a" "35b8eda7b7a32cfa9b22a783c70c7538ea9a3274d767c368f048d831fa72f698", kill_on_drop: false }`
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[INFO] [stderr]     Checking codspeed v2.10.1
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[INFO] [stderr]     Checking vortex-dtype v0.40.0
[INFO] [stderr]     Checking vortex-scalar v0.40.0
[INFO] [stderr]     Checking vortex-array v0.40.0
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[INFO] [stderr]     Checking vortex-decimal-byte-parts v0.40.0
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[INFO] [stderr]     Checking vortex-btrblocks v0.40.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: constant `RUN_END_THRESHOLD` is never used
[INFO] [stdout]   --> src/float.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | const RUN_END_THRESHOLD: u32 = 3;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `-D dead-code` implied by `-D warnings`
[INFO] [stdout]    = help: to override `-D warnings` add `#[allow(dead_code)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `RunEndScheme` is never constructed
[INFO] [stdout]   --> src/float.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct RunEndScheme;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: constant `RUN_END_THRESHOLD` is never used
[INFO] [stdout]   --> src/float.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | const RUN_END_THRESHOLD: u32 = 3;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `-D dead-code` implied by `-D warnings`
[INFO] [stdout]    = help: to override `-D warnings` add `#[allow(dead_code)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `RunEndScheme` is never constructed
[INFO] [stdout]   --> src/float.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct RunEndScheme;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: field `average_run_length` is never read
[INFO] [stdout]   --> src/float/stats.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct FloatStats {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub(super) average_run_length: u32,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FloatStats` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vortex-btrblocks` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `vortex-btrblocks` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "35b8eda7b7a32cfa9b22a783c70c7538ea9a3274d767c368f048d831fa72f698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35b8eda7b7a32cfa9b22a783c70c7538ea9a3274d767c368f048d831fa72f698", kill_on_drop: false }`
[INFO] [stdout] 35b8eda7b7a32cfa9b22a783c70c7538ea9a3274d767c368f048d831fa72f698