[INFO] fetching crate indices_union_find 0.1.1...
[INFO] testing indices_union_find-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate indices_union_find 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate indices_union_find 0.1.1
[INFO] finished tweaking crates.io crate indices_union_find 0.1.1
[INFO] tweaked toml for crates.io crate indices_union_find 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate indices_union_find 0.1.1 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] crate crates.io crate indices_union_find 0.1.1 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60db2b21422bf5a93c2cb68ecd0c5f060e392ec8c9725a4dbf5eb62f1a41fa0a
[INFO] running `Command { std: "docker" "start" "-a" "60db2b21422bf5a93c2cb68ecd0c5f060e392ec8c9725a4dbf5eb62f1a41fa0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60db2b21422bf5a93c2cb68ecd0c5f060e392ec8c9725a4dbf5eb62f1a41fa0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60db2b21422bf5a93c2cb68ecd0c5f060e392ec8c9725a4dbf5eb62f1a41fa0a", kill_on_drop: false }`
[INFO] [stdout] 60db2b21422bf5a93c2cb68ecd0c5f060e392ec8c9725a4dbf5eb62f1a41fa0a
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da3a33450c0d3321e43cb88f25e2e9e4f11e5993f7e1898644b26483fa1e14f4
[INFO] running `Command { std: "docker" "start" "-a" "da3a33450c0d3321e43cb88f25e2e9e4f11e5993f7e1898644b26483fa1e14f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling indices_union_find v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "da3a33450c0d3321e43cb88f25e2e9e4f11e5993f7e1898644b26483fa1e14f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da3a33450c0d3321e43cb88f25e2e9e4f11e5993f7e1898644b26483fa1e14f4", kill_on_drop: false }`
[INFO] [stdout] da3a33450c0d3321e43cb88f25e2e9e4f11e5993f7e1898644b26483fa1e14f4
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0dcbef7b24994f65928980ee92f26e410204513a69145e51b3c48a4471f148f
[INFO] running `Command { std: "docker" "start" "-a" "d0dcbef7b24994f65928980ee92f26e410204513a69145e51b3c48a4471f148f", kill_on_drop: false }`
[INFO] [stderr]    Compiling indices_union_find v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "d0dcbef7b24994f65928980ee92f26e410204513a69145e51b3c48a4471f148f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0dcbef7b24994f65928980ee92f26e410204513a69145e51b3c48a4471f148f", kill_on_drop: false }`
[INFO] [stdout] d0dcbef7b24994f65928980ee92f26e410204513a69145e51b3c48a4471f148f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61fc175588e5ed9a88d0125b2fdcbc018af128cad119b19b2aaa620fff70f618
[INFO] running `Command { std: "docker" "start" "-a" "61fc175588e5ed9a88d0125b2fdcbc018af128cad119b19b2aaa620fff70f618", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/indices_union_find-c460b5507cf0247b)
[INFO] [stdout] test tests::test_edge_cases_empty_partitions ... ok
[INFO] [stderr]    Doc-tests indices_union_find
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/lib.rs - Partition<T>::add_assign (line 799) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::difference (line 561) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::add (line 780) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::from_hashmap_keys (line 297) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::filled_ranges (line 362) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::intersection_inplace (line 626) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::from_sorted_keys (line 224) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::sub_assign (line 839) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::difference_inplace (line 643) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::sub (line 820) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::from_btreeset (line 321) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::to_btreeset (line 417) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::union_inplace (line 609) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::to_hashset (line 445) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::intersection (line 521) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::from_hashset (line 338) ... ok
[INFO] [stdout] test src/lib.rs - UnionFind<T>::new (line 88) ... ok
[INFO] [stdout] test src/lib.rs - merge_intervals (line 870) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::union (line 477) ... ok
[INFO] [stdout] test src/lib.rs - UnionFind<T>::find (line 110) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::union_find (line 675) ... ok
[INFO] [stdout] test src/lib.rs - UnionFind<T>::union (line 158) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::from_filled_ranges (line 396) ... ok
[INFO] [stdout] test src/lib.rs - Partition<T>::from_btreemap_keys (line 272) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "61fc175588e5ed9a88d0125b2fdcbc018af128cad119b19b2aaa620fff70f618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61fc175588e5ed9a88d0125b2fdcbc018af128cad119b19b2aaa620fff70f618", kill_on_drop: false }`
[INFO] [stdout] 61fc175588e5ed9a88d0125b2fdcbc018af128cad119b19b2aaa620fff70f618