[INFO] fetching crate embedded-batteries-async 0.2.1...
[INFO] testing embedded-batteries-async-0.2.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate embedded-batteries-async 0.2.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate embedded-batteries-async 0.2.1
[INFO] finished tweaking crates.io crate embedded-batteries-async 0.2.1
[INFO] tweaked toml for crates.io crate embedded-batteries-async 0.2.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate embedded-batteries-async 0.2.1 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] crate crates.io crate embedded-batteries-async 0.2.1 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ae8f67a841008046c03c2d5aa35f17f685ac3d53c1b87aa795a88c956615d384
[INFO] running `Command { std: "docker" "start" "-a" "ae8f67a841008046c03c2d5aa35f17f685ac3d53c1b87aa795a88c956615d384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae8f67a841008046c03c2d5aa35f17f685ac3d53c1b87aa795a88c956615d384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae8f67a841008046c03c2d5aa35f17f685ac3d53c1b87aa795a88c956615d384", kill_on_drop: false }`
[INFO] [stdout] ae8f67a841008046c03c2d5aa35f17f685ac3d53c1b87aa795a88c956615d384
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 253cb56b50bbfca07993926082398677eb3c635e1e6b7eb48f403ab99663101b
[INFO] running `Command { std: "docker" "start" "-a" "253cb56b50bbfca07993926082398677eb3c635e1e6b7eb48f403ab99663101b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling bitfield-struct v0.10.1
[INFO] [stderr]    Compiling embedded-batteries v0.2.0
[INFO] [stderr]    Compiling embedded-batteries-async v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.10s
[INFO] running `Command { std: "docker" "inspect" "253cb56b50bbfca07993926082398677eb3c635e1e6b7eb48f403ab99663101b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "253cb56b50bbfca07993926082398677eb3c635e1e6b7eb48f403ab99663101b", kill_on_drop: false }`
[INFO] [stdout] 253cb56b50bbfca07993926082398677eb3c635e1e6b7eb48f403ab99663101b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e175d1efef5dc4cb4e4144972172d4fe284a5f17b0e5a5f9e71176b66cb91305
[INFO] running `Command { std: "docker" "start" "-a" "e175d1efef5dc4cb4e4144972172d4fe284a5f17b0e5a5f9e71176b66cb91305", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-batteries-async v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "e175d1efef5dc4cb4e4144972172d4fe284a5f17b0e5a5f9e71176b66cb91305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e175d1efef5dc4cb4e4144972172d4fe284a5f17b0e5a5f9e71176b66cb91305", kill_on_drop: false }`
[INFO] [stdout] e175d1efef5dc4cb4e4144972172d4fe284a5f17b0e5a5f9e71176b66cb91305
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 079d54d53cf778757126f8afca951aef93a75f180c9f3411fe6a505a5ae85da2
[INFO] running `Command { std: "docker" "start" "-a" "079d54d53cf778757126f8afca951aef93a75f180c9f3411fe6a505a5ae85da2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/embedded_batteries_async-f389870f3612ac90)
[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 embedded_batteries_async
[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" "079d54d53cf778757126f8afca951aef93a75f180c9f3411fe6a505a5ae85da2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "079d54d53cf778757126f8afca951aef93a75f180c9f3411fe6a505a5ae85da2", kill_on_drop: false }`
[INFO] [stdout] 079d54d53cf778757126f8afca951aef93a75f180c9f3411fe6a505a5ae85da2