[INFO] fetching crate piece_table 0.1.0...
[INFO] testing piece_table-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate piece_table 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate piece_table 0.1.0
[INFO] finished tweaking crates.io crate piece_table 0.1.0
[INFO] tweaked toml for crates.io crate piece_table 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate piece_table 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3fb83b65d3a6a4f11bef74b92f816c2a56e4443e4325652e2e7a9f4a89dc3f83
[INFO] running `Command { std: "docker" "start" "-a" "3fb83b65d3a6a4f11bef74b92f816c2a56e4443e4325652e2e7a9f4a89dc3f83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fb83b65d3a6a4f11bef74b92f816c2a56e4443e4325652e2e7a9f4a89dc3f83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fb83b65d3a6a4f11bef74b92f816c2a56e4443e4325652e2e7a9f4a89dc3f83", kill_on_drop: false }`
[INFO] [stdout] 3fb83b65d3a6a4f11bef74b92f816c2a56e4443e4325652e2e7a9f4a89dc3f83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 693ba9c6d6c0f89db8006c71f63e29299a152ade214899c66d22c7cb15c24fde
[INFO] running `Command { std: "docker" "start" "-a" "693ba9c6d6c0f89db8006c71f63e29299a152ade214899c66d22c7cb15c24fde", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling piece_table v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "693ba9c6d6c0f89db8006c71f63e29299a152ade214899c66d22c7cb15c24fde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "693ba9c6d6c0f89db8006c71f63e29299a152ade214899c66d22c7cb15c24fde", kill_on_drop: false }`
[INFO] [stdout] 693ba9c6d6c0f89db8006c71f63e29299a152ade214899c66d22c7cb15c24fde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 661dc10b10ba8a9a28220e895af3bfc19af0ce0ba465cb19b281623093a80427
[INFO] running `Command { std: "docker" "start" "-a" "661dc10b10ba8a9a28220e895af3bfc19af0ce0ba465cb19b281623093a80427", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling piece_table v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "661dc10b10ba8a9a28220e895af3bfc19af0ce0ba465cb19b281623093a80427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "661dc10b10ba8a9a28220e895af3bfc19af0ce0ba465cb19b281623093a80427", kill_on_drop: false }`
[INFO] [stdout] 661dc10b10ba8a9a28220e895af3bfc19af0ce0ba465cb19b281623093a80427
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 446b0204d73ce2c90801779dd1850381d628bff396a6f35288b33aa368231615
[INFO] running `Command { std: "docker" "start" "-a" "446b0204d73ce2c90801779dd1850381d628bff396a6f35288b33aa368231615", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/piece_table-b8ba8523819e04a2)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::add_string_at_empty ... ok
[INFO] [stdout] test tests::add_string_at_end ... ok
[INFO] [stdout] test tests::add_string_at_start ... ok
[INFO] [stdout] test tests::char_at_init_state ... ok
[INFO] [stdout] test tests::delete_string_at_middle_on_read_only_buffer ... ok
[INFO] [stdout] test tests::add_string_at_middle ... ok
[INFO] [stdout] test tests::init - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests piece_table
[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" "446b0204d73ce2c90801779dd1850381d628bff396a6f35288b33aa368231615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446b0204d73ce2c90801779dd1850381d628bff396a6f35288b33aa368231615", kill_on_drop: false }`
[INFO] [stdout] 446b0204d73ce2c90801779dd1850381d628bff396a6f35288b33aa368231615