[INFO] fetching crate substrate-subxt 0.16.0...
[INFO] testing substrate-subxt-0.16.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate substrate-subxt 0.16.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate substrate-subxt 0.16.0
[INFO] finished tweaking crates.io crate substrate-subxt 0.16.0
[INFO] tweaked toml for crates.io crate substrate-subxt 0.16.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate substrate-subxt 0.16.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8eb261d2428f06ba1402ff89b1d01decb7c760f112e50219a4ec2d6d1d7dc44d
[INFO] running `Command { std: "docker" "start" "-a" "8eb261d2428f06ba1402ff89b1d01decb7c760f112e50219a4ec2d6d1d7dc44d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8eb261d2428f06ba1402ff89b1d01decb7c760f112e50219a4ec2d6d1d7dc44d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eb261d2428f06ba1402ff89b1d01decb7c760f112e50219a4ec2d6d1d7dc44d", kill_on_drop: false }`
[INFO] [stdout] 8eb261d2428f06ba1402ff89b1d01decb7c760f112e50219a4ec2d6d1d7dc44d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 274bbff85cb99e6347bec2b7730b7c8f2e9e2e129e5cc209a5a079a991a23371
[INFO] running `Command { std: "docker" "start" "-a" "274bbff85cb99e6347bec2b7730b7c8f2e9e2e129e5cc209a5a079a991a23371", kill_on_drop: false }`
[INFO] [stderr]    Compiling substrate-subxt v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "274bbff85cb99e6347bec2b7730b7c8f2e9e2e129e5cc209a5a079a991a23371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "274bbff85cb99e6347bec2b7730b7c8f2e9e2e129e5cc209a5a079a991a23371", kill_on_drop: false }`
[INFO] [stdout] 274bbff85cb99e6347bec2b7730b7c8f2e9e2e129e5cc209a5a079a991a23371
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 914734fb25c592ea1fbeeb82a9e4e94e0371d7903cc70d1da0ecde9754208c00
[INFO] running `Command { std: "docker" "start" "-a" "914734fb25c592ea1fbeeb82a9e4e94e0371d7903cc70d1da0ecde9754208c00", kill_on_drop: false }`
[INFO] [stderr]    Compiling substrate-subxt v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "914734fb25c592ea1fbeeb82a9e4e94e0371d7903cc70d1da0ecde9754208c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "914734fb25c592ea1fbeeb82a9e4e94e0371d7903cc70d1da0ecde9754208c00", kill_on_drop: false }`
[INFO] [stdout] 914734fb25c592ea1fbeeb82a9e4e94e0371d7903cc70d1da0ecde9754208c00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eca5ab49cbb7e4d00a02eacd36329444c5f2e10c6ac69252103e782866517495
[INFO] running `Command { std: "docker" "start" "-a" "eca5ab49cbb7e4d00a02eacd36329444c5f2e10c6ac69252103e782866517495", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/substrate_subxt-a1efa43c4167a7ce)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests substrate_subxt
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eca5ab49cbb7e4d00a02eacd36329444c5f2e10c6ac69252103e782866517495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca5ab49cbb7e4d00a02eacd36329444c5f2e10c6ac69252103e782866517495", kill_on_drop: false }`
[INFO] [stdout] eca5ab49cbb7e4d00a02eacd36329444c5f2e10c6ac69252103e782866517495