[INFO] fetching crate microrust 0.0.0-alpha.4...
[INFO] testing microrust-0.0.0-alpha.4 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate microrust 0.0.0-alpha.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate microrust 0.0.0-alpha.4
[INFO] finished tweaking crates.io crate microrust 0.0.0-alpha.4
[INFO] tweaked toml for crates.io crate microrust 0.0.0-alpha.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate microrust 0.0.0-alpha.4 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate microrust 0.0.0-alpha.4 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a947440de14cb9dae520b9e2291b6c332db75869c09b0e2a76465e5f4da995fe
[INFO] running `Command { std: "docker" "start" "-a" "a947440de14cb9dae520b9e2291b6c332db75869c09b0e2a76465e5f4da995fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a947440de14cb9dae520b9e2291b6c332db75869c09b0e2a76465e5f4da995fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a947440de14cb9dae520b9e2291b6c332db75869c09b0e2a76465e5f4da995fe", kill_on_drop: false }`
[INFO] [stdout] a947440de14cb9dae520b9e2291b6c332db75869c09b0e2a76465e5f4da995fe
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1509c69f34b8df1126ce9a5786b9cfc75b33cb5c79d28b6c557e8a0f31446e0b
[INFO] running `Command { std: "docker" "start" "-a" "1509c69f34b8df1126ce9a5786b9cfc75b33cb5c79d28b6c557e8a0f31446e0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling microrust v0.0.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "1509c69f34b8df1126ce9a5786b9cfc75b33cb5c79d28b6c557e8a0f31446e0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1509c69f34b8df1126ce9a5786b9cfc75b33cb5c79d28b6c557e8a0f31446e0b", kill_on_drop: false }`
[INFO] [stdout] 1509c69f34b8df1126ce9a5786b9cfc75b33cb5c79d28b6c557e8a0f31446e0b
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a826b6158f7d83978ac06752ce926d19edc7abb3fdf30351b6f743ab098af06
[INFO] running `Command { std: "docker" "start" "-a" "7a826b6158f7d83978ac06752ce926d19edc7abb3fdf30351b6f743ab098af06", kill_on_drop: false }`
[INFO] [stderr]    Compiling microrust v0.0.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "7a826b6158f7d83978ac06752ce926d19edc7abb3fdf30351b6f743ab098af06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a826b6158f7d83978ac06752ce926d19edc7abb3fdf30351b6f743ab098af06", kill_on_drop: false }`
[INFO] [stdout] 7a826b6158f7d83978ac06752ce926d19edc7abb3fdf30351b6f743ab098af06
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2dafa43b192b276967c51680e88b8e08c1f8c28c12d76d207df79830905e55eb
[INFO] running `Command { std: "docker" "start" "-a" "2dafa43b192b276967c51680e88b8e08c1f8c28c12d76d207df79830905e55eb", 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/microrust-4a7c9cae3110902e)
[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 microrust
[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" "2dafa43b192b276967c51680e88b8e08c1f8c28c12d76d207df79830905e55eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dafa43b192b276967c51680e88b8e08c1f8c28c12d76d207df79830905e55eb", kill_on_drop: false }`
[INFO] [stdout] 2dafa43b192b276967c51680e88b8e08c1f8c28c12d76d207df79830905e55eb