[INFO] fetching crate regroot 0.3.0...
[INFO] testing regroot-0.3.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate regroot 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate regroot 0.3.0
[INFO] finished tweaking crates.io crate regroot 0.3.0
[INFO] tweaked toml for crates.io crate regroot 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate regroot 0.3.0 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 regroot 0.3.0 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-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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8137e4a971075569376c94f64766b0df6f258f3115c87c734b1e744bb8ec59f
[INFO] running `Command { std: "docker" "start" "-a" "d8137e4a971075569376c94f64766b0df6f258f3115c87c734b1e744bb8ec59f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8137e4a971075569376c94f64766b0df6f258f3115c87c734b1e744bb8ec59f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8137e4a971075569376c94f64766b0df6f258f3115c87c734b1e744bb8ec59f", kill_on_drop: false }`
[INFO] [stdout] d8137e4a971075569376c94f64766b0df6f258f3115c87c734b1e744bb8ec59f
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7058a4dabd8485482fd8297685b313c58dcfaf5b2c96fc2f3192da82f86ba579
[INFO] running `Command { std: "docker" "start" "-a" "7058a4dabd8485482fd8297685b313c58dcfaf5b2c96fc2f3192da82f86ba579", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling clap_builder v4.5.23
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling clap v4.5.23
[INFO] [stderr]    Compiling regroot v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.83s
[INFO] running `Command { std: "docker" "inspect" "7058a4dabd8485482fd8297685b313c58dcfaf5b2c96fc2f3192da82f86ba579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7058a4dabd8485482fd8297685b313c58dcfaf5b2c96fc2f3192da82f86ba579", kill_on_drop: false }`
[INFO] [stdout] 7058a4dabd8485482fd8297685b313c58dcfaf5b2c96fc2f3192da82f86ba579
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20748f048e5e120df02e43fe324d36032dfb53055a4e9da0484dcf29c33e0d0d
[INFO] running `Command { std: "docker" "start" "-a" "20748f048e5e120df02e43fe324d36032dfb53055a4e9da0484dcf29c33e0d0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling regroot v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "20748f048e5e120df02e43fe324d36032dfb53055a4e9da0484dcf29c33e0d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20748f048e5e120df02e43fe324d36032dfb53055a4e9da0484dcf29c33e0d0d", kill_on_drop: false }`
[INFO] [stdout] 20748f048e5e120df02e43fe324d36032dfb53055a4e9da0484dcf29c33e0d0d
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 26224d475c857850b90bcf15d6a199f999d318cb46f1c3e6807219d079c81ac9
[INFO] running `Command { std: "docker" "start" "-a" "26224d475c857850b90bcf15d6a199f999d318cb46f1c3e6807219d079c81ac9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/regroot-b8bc8676a49d1695)
[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" "26224d475c857850b90bcf15d6a199f999d318cb46f1c3e6807219d079c81ac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26224d475c857850b90bcf15d6a199f999d318cb46f1c3e6807219d079c81ac9", kill_on_drop: false }`
[INFO] [stdout] 26224d475c857850b90bcf15d6a199f999d318cb46f1c3e6807219d079c81ac9