[INFO] fetching crate prefix-range 0.1.0...
[INFO] testing prefix-range-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate prefix-range 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate prefix-range 0.1.0
[INFO] finished tweaking crates.io crate prefix-range 0.1.0
[INFO] tweaked toml for crates.io crate prefix-range 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prefix-range 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] 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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0425c8d344154d5435839b052869061f59e2d21daccdc64d42e32f6d487ef7d
[INFO] running `Command { std: "docker" "start" "-a" "e0425c8d344154d5435839b052869061f59e2d21daccdc64d42e32f6d487ef7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0425c8d344154d5435839b052869061f59e2d21daccdc64d42e32f6d487ef7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0425c8d344154d5435839b052869061f59e2d21daccdc64d42e32f6d487ef7d", kill_on_drop: false }`
[INFO] [stdout] e0425c8d344154d5435839b052869061f59e2d21daccdc64d42e32f6d487ef7d
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7062f6009ea5a4295fbd8c09b5d9573c37eb93f0fa1f9fe71cee799d61ee330
[INFO] running `Command { std: "docker" "start" "-a" "f7062f6009ea5a4295fbd8c09b5d9573c37eb93f0fa1f9fe71cee799d61ee330", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix-range v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "f7062f6009ea5a4295fbd8c09b5d9573c37eb93f0fa1f9fe71cee799d61ee330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7062f6009ea5a4295fbd8c09b5d9573c37eb93f0fa1f9fe71cee799d61ee330", kill_on_drop: false }`
[INFO] [stdout] f7062f6009ea5a4295fbd8c09b5d9573c37eb93f0fa1f9fe71cee799d61ee330
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a24218f418a0f97ac5101a98ff4b9012559f4b47327311036a6a98b5e94b93b1
[INFO] running `Command { std: "docker" "start" "-a" "a24218f418a0f97ac5101a98ff4b9012559f4b47327311036a6a98b5e94b93b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix-range v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "a24218f418a0f97ac5101a98ff4b9012559f4b47327311036a6a98b5e94b93b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a24218f418a0f97ac5101a98ff4b9012559f4b47327311036a6a98b5e94b93b1", kill_on_drop: false }`
[INFO] [stdout] a24218f418a0f97ac5101a98ff4b9012559f4b47327311036a6a98b5e94b93b1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fac5bf32fd180de3a47789c1e092d180d7e7e4998fb299d17e47a5c01ee984b8
[INFO] running `Command { std: "docker" "start" "-a" "fac5bf32fd180de3a47789c1e092d180d7e7e4998fb299d17e47a5c01ee984b8", 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/prefix_range-22e0ceec52cd9d0e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests prefix_range
[INFO] [stdout] test tests::maxicode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - upper_bound_from_prefix (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fac5bf32fd180de3a47789c1e092d180d7e7e4998fb299d17e47a5c01ee984b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac5bf32fd180de3a47789c1e092d180d7e7e4998fb299d17e47a5c01ee984b8", kill_on_drop: false }`
[INFO] [stdout] fac5bf32fd180de3a47789c1e092d180d7e7e4998fb299d17e47a5c01ee984b8