[INFO] fetching crate pico-engine-core 0.2.0...
[INFO] testing pico-engine-core-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate pico-engine-core 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate pico-engine-core 0.2.0
[INFO] finished tweaking crates.io crate pico-engine-core 0.2.0
[INFO] tweaked toml for crates.io crate pico-engine-core 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pico-engine-core 0.2.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pico-engine-core 0.2.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecfed636fa8f0787bb56af59ac1e8dca9df3210a192b5d75ebccca783f2bf789
[INFO] running `Command { std: "docker" "start" "-a" "ecfed636fa8f0787bb56af59ac1e8dca9df3210a192b5d75ebccca783f2bf789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecfed636fa8f0787bb56af59ac1e8dca9df3210a192b5d75ebccca783f2bf789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecfed636fa8f0787bb56af59ac1e8dca9df3210a192b5d75ebccca783f2bf789", kill_on_drop: false }`
[INFO] [stdout] ecfed636fa8f0787bb56af59ac1e8dca9df3210a192b5d75ebccca783f2bf789
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ea6715207893fa68b1d8d9026bf941eb83c186e16375b09be248bcf96dd7974
[INFO] running `Command { std: "docker" "start" "-a" "0ea6715207893fa68b1d8d9026bf941eb83c186e16375b09be248bcf96dd7974", kill_on_drop: false }`
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling pico-engine-hardware v0.2.0
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling pico-engine-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "0ea6715207893fa68b1d8d9026bf941eb83c186e16375b09be248bcf96dd7974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ea6715207893fa68b1d8d9026bf941eb83c186e16375b09be248bcf96dd7974", kill_on_drop: false }`
[INFO] [stdout] 0ea6715207893fa68b1d8d9026bf941eb83c186e16375b09be248bcf96dd7974
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f762f07c1063676aec40156ecc0c6fd77f674e1ff2e59d9672f047d96a7e6cc
[INFO] running `Command { std: "docker" "start" "-a" "0f762f07c1063676aec40156ecc0c6fd77f674e1ff2e59d9672f047d96a7e6cc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] running `Command { std: "docker" "inspect" "0f762f07c1063676aec40156ecc0c6fd77f674e1ff2e59d9672f047d96a7e6cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f762f07c1063676aec40156ecc0c6fd77f674e1ff2e59d9672f047d96a7e6cc", kill_on_drop: false }`
[INFO] [stdout] 0f762f07c1063676aec40156ecc0c6fd77f674e1ff2e59d9672f047d96a7e6cc
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 746db557d156fda159148433a9a92afd7c1fb5d9c699f60ef651530f06ce4832
[INFO] running `Command { std: "docker" "start" "-a" "746db557d156fda159148433a9a92afd7c1fb5d9c699f60ef651530f06ce4832", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] running `Command { std: "docker" "inspect" "746db557d156fda159148433a9a92afd7c1fb5d9c699f60ef651530f06ce4832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "746db557d156fda159148433a9a92afd7c1fb5d9c699f60ef651530f06ce4832", kill_on_drop: false }`
[INFO] [stdout] 746db557d156fda159148433a9a92afd7c1fb5d9c699f60ef651530f06ce4832
