[INFO] fetching crate grep-reader 0.1.3...
[INFO] testing grep-reader-0.1.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate grep-reader 0.1.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate grep-reader 0.1.3
[INFO] finished tweaking crates.io crate grep-reader 0.1.3
[INFO] tweaked toml for crates.io crate grep-reader 0.1.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate grep-reader 0.1.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9f8c38427edd516853d0225f51e73b10b5eea51e4bfdb554c8ba08504aa47629
[INFO] running `Command { std: "docker" "start" "-a" "9f8c38427edd516853d0225f51e73b10b5eea51e4bfdb554c8ba08504aa47629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f8c38427edd516853d0225f51e73b10b5eea51e4bfdb554c8ba08504aa47629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f8c38427edd516853d0225f51e73b10b5eea51e4bfdb554c8ba08504aa47629", kill_on_drop: false }`
[INFO] [stdout] 9f8c38427edd516853d0225f51e73b10b5eea51e4bfdb554c8ba08504aa47629
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8cb4c9a075f0fa0b6f2e5e35188c12e9c4adbf0e2bfca65c4168c5b1f1f89bbf
[INFO] running `Command { std: "docker" "start" "-a" "8cb4c9a075f0fa0b6f2e5e35188c12e9c4adbf0e2bfca65c4168c5b1f1f89bbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling grep-matcher v0.1.7
[INFO] [stderr]    Compiling encoding_rs_io v0.1.7
[INFO] [stderr]    Compiling memmap2 v0.9.8
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling globset v0.4.16
[INFO] [stderr]    Compiling grep-searcher v0.1.14
[INFO] [stderr]    Compiling grep-regex v0.1.13
[INFO] [stderr]    Compiling grep-printer v0.2.2
[INFO] [stderr]    Compiling grep-cli v0.1.11
[INFO] [stderr]    Compiling grep v0.3.2
[INFO] [stderr]    Compiling grep-reader v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.87s
[INFO] running `Command { std: "docker" "inspect" "8cb4c9a075f0fa0b6f2e5e35188c12e9c4adbf0e2bfca65c4168c5b1f1f89bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cb4c9a075f0fa0b6f2e5e35188c12e9c4adbf0e2bfca65c4168c5b1f1f89bbf", kill_on_drop: false }`
[INFO] [stdout] 8cb4c9a075f0fa0b6f2e5e35188c12e9c4adbf0e2bfca65c4168c5b1f1f89bbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8a3bd9b01888e13eb5a44fedf788b4ec8b5fdb249ebc0dd2b557af0de8ecc326
[INFO] running `Command { std: "docker" "start" "-a" "8a3bd9b01888e13eb5a44fedf788b4ec8b5fdb249ebc0dd2b557af0de8ecc326", kill_on_drop: false }`
[INFO] [stderr]    Compiling grep-reader v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "8a3bd9b01888e13eb5a44fedf788b4ec8b5fdb249ebc0dd2b557af0de8ecc326", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a3bd9b01888e13eb5a44fedf788b4ec8b5fdb249ebc0dd2b557af0de8ecc326", kill_on_drop: false }`
[INFO] [stdout] 8a3bd9b01888e13eb5a44fedf788b4ec8b5fdb249ebc0dd2b557af0de8ecc326
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b5aac21ce9ab1ba135e326c8e289eecb681cedd6ce51c12ea3dfdb40a8a72109
[INFO] running `Command { std: "docker" "start" "-a" "b5aac21ce9ab1ba135e326c8e289eecb681cedd6ce51c12ea3dfdb40a8a72109", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/grep_reader-7dd01c36a3f258da)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/xyz.rs (/opt/rustwide/target/debug/deps/xyz-506864db87184720)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_grep_read_until ... ok
[INFO] [stdout] test test_grep ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grep_reader
[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" "b5aac21ce9ab1ba135e326c8e289eecb681cedd6ce51c12ea3dfdb40a8a72109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5aac21ce9ab1ba135e326c8e289eecb681cedd6ce51c12ea3dfdb40a8a72109", kill_on_drop: false }`
[INFO] [stdout] b5aac21ce9ab1ba135e326c8e289eecb681cedd6ce51c12ea3dfdb40a8a72109