[INFO] fetching crate thund-delta 0.0.1...
[INFO] building thund-delta-0.0.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate thund-delta 0.0.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate thund-delta 0.0.1
[INFO] finished tweaking crates.io crate thund-delta 0.0.1
[INFO] tweaked toml for crates.io crate thund-delta 0.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate thund-delta 0.0.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 46 packages to latest compatible versions
[INFO] [stderr]       Adding arrow2 v0.14.2 (available: v0.18.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2043870612871fa213ebe3d1c7dbb89f236f9a5acbe36756226781db853839d
[INFO] running `Command { std: "docker" "start" "-a" "f2043870612871fa213ebe3d1c7dbb89f236f9a5acbe36756226781db853839d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2043870612871fa213ebe3d1c7dbb89f236f9a5acbe36756226781db853839d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2043870612871fa213ebe3d1c7dbb89f236f9a5acbe36756226781db853839d", kill_on_drop: false }`
[INFO] [stdout] f2043870612871fa213ebe3d1c7dbb89f236f9a5acbe36756226781db853839d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b3d58784ca9aad1761dcd19bbd1e5ffeb08335549ae195b84f6dcf0b03b4344
[INFO] running `Command { std: "docker" "start" "-a" "1b3d58784ca9aad1761dcd19bbd1e5ffeb08335549ae195b84f6dcf0b03b4344", kill_on_drop: false }`
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling foreign_vec v0.1.0
[INFO] [stderr]    Compiling hash_hasher v2.0.4
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling ethnum v1.5.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling bytemuck_derive v1.10.1
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling arrow2 v0.14.2
[INFO] [stderr]    Compiling arrowalloy v0.0.3
[INFO] [stderr]    Compiling thund-delta v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DeltaBackend` is never constructed
[INFO] [stdout]   --> src/implentation/mod.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct DeltaBackend {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.05s
[INFO] running `Command { std: "docker" "inspect" "1b3d58784ca9aad1761dcd19bbd1e5ffeb08335549ae195b84f6dcf0b03b4344", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b3d58784ca9aad1761dcd19bbd1e5ffeb08335549ae195b84f6dcf0b03b4344", kill_on_drop: false }`
[INFO] [stdout] 1b3d58784ca9aad1761dcd19bbd1e5ffeb08335549ae195b84f6dcf0b03b4344
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a5b399cad2cfdf56ec3baec77d4262e823b28a7fffec587c06335d2e67cbead
[INFO] running `Command { std: "docker" "start" "-a" "5a5b399cad2cfdf56ec3baec77d4262e823b28a7fffec587c06335d2e67cbead", kill_on_drop: false }`
[INFO] [stderr]    Compiling thund-delta v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DeltaBackend` is never constructed
[INFO] [stdout]   --> src/implentation/mod.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct DeltaBackend {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "5a5b399cad2cfdf56ec3baec77d4262e823b28a7fffec587c06335d2e67cbead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a5b399cad2cfdf56ec3baec77d4262e823b28a7fffec587c06335d2e67cbead", kill_on_drop: false }`
[INFO] [stdout] 5a5b399cad2cfdf56ec3baec77d4262e823b28a7fffec587c06335d2e67cbead