[INFO] fetching crate underground_grep 0.1.0...
[INFO] testing underground_grep-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate underground_grep 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate underground_grep 0.1.0
[INFO] finished tweaking crates.io crate underground_grep 0.1.0
[INFO] tweaked toml for crates.io crate underground_grep 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate underground_grep 0.1.0 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 underground_grep 0.1.0 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f459daad5bb10f1d50ed210cec68b7ee12f6518508f1f4aca2a7d65ab15b8e37
[INFO] running `Command { std: "docker" "start" "-a" "f459daad5bb10f1d50ed210cec68b7ee12f6518508f1f4aca2a7d65ab15b8e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f459daad5bb10f1d50ed210cec68b7ee12f6518508f1f4aca2a7d65ab15b8e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f459daad5bb10f1d50ed210cec68b7ee12f6518508f1f4aca2a7d65ab15b8e37", kill_on_drop: false }`
[INFO] [stdout] f459daad5bb10f1d50ed210cec68b7ee12f6518508f1f4aca2a7d65ab15b8e37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6cd24570356f63253fe9b0247e6fbfe70f579477ef4b3af711205d8246bc6edd
[INFO] running `Command { std: "docker" "start" "-a" "6cd24570356f63253fe9b0247e6fbfe70f579477ef4b3af711205d8246bc6edd", kill_on_drop: false }`
[INFO] [stderr]    Compiling underground_grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "6cd24570356f63253fe9b0247e6fbfe70f579477ef4b3af711205d8246bc6edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cd24570356f63253fe9b0247e6fbfe70f579477ef4b3af711205d8246bc6edd", kill_on_drop: false }`
[INFO] [stdout] 6cd24570356f63253fe9b0247e6fbfe70f579477ef4b3af711205d8246bc6edd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a891c66211b247f560aab14a6acbf81eb4e7f5bbf38095b6ff03065547ce6965
[INFO] running `Command { std: "docker" "start" "-a" "a891c66211b247f560aab14a6acbf81eb4e7f5bbf38095b6ff03065547ce6965", kill_on_drop: false }`
[INFO] [stderr]    Compiling underground_grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "a891c66211b247f560aab14a6acbf81eb4e7f5bbf38095b6ff03065547ce6965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a891c66211b247f560aab14a6acbf81eb4e7f5bbf38095b6ff03065547ce6965", kill_on_drop: false }`
[INFO] [stdout] a891c66211b247f560aab14a6acbf81eb4e7f5bbf38095b6ff03065547ce6965
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5a85a5146f34faf5cf8e48ff74c9aa25d2f488396d2e8064ed792dc50dc93ea6
[INFO] running `Command { std: "docker" "start" "-a" "5a85a5146f34faf5cf8e48ff74c9aa25d2f488396d2e8064ed792dc50dc93ea6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/underground_grep-8b1cfe523c69f08b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::case_insensitive ... ok
[INFO] [stdout] test tests::case_sensitive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/underground_grep-d8e4c40253948367)
[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 underground_grep
[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" "5a85a5146f34faf5cf8e48ff74c9aa25d2f488396d2e8064ed792dc50dc93ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a85a5146f34faf5cf8e48ff74c9aa25d2f488396d2e8064ed792dc50dc93ea6", kill_on_drop: false }`
[INFO] [stdout] 5a85a5146f34faf5cf8e48ff74c9aa25d2f488396d2e8064ed792dc50dc93ea6