[INFO] fetching crate composable-indexes 0.4.1...
[INFO] testing composable-indexes-0.4.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate composable-indexes 0.4.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate composable-indexes 0.4.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate composable-indexes 0.4.1
[INFO] tweaked toml for crates.io crate composable-indexes 0.4.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate composable-indexes 0.4.1 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 composable-indexes 0.4.1 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8eb58f91578f1905ca57ad6a90ccdecfa8777e0b4a50c8a7332444ecac6d9afb
[INFO] running `Command { std: "docker" "start" "-a" "8eb58f91578f1905ca57ad6a90ccdecfa8777e0b4a50c8a7332444ecac6d9afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8eb58f91578f1905ca57ad6a90ccdecfa8777e0b4a50c8a7332444ecac6d9afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eb58f91578f1905ca57ad6a90ccdecfa8777e0b4a50c8a7332444ecac6d9afb", kill_on_drop: false }`
[INFO] [stdout] 8eb58f91578f1905ca57ad6a90ccdecfa8777e0b4a50c8a7332444ecac6d9afb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] dc46b18fe85f471952e55f989c8d7b0b4e80ce3e090b0e0d1c7515d870ac8f52
[INFO] running `Command { std: "docker" "start" "-a" "dc46b18fe85f471952e55f989c8d7b0b4e80ce3e090b0e0d1c7515d870ac8f52", kill_on_drop: false }`
[INFO] [stderr]    Compiling composable-indexes-core v0.4.0
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling composable-indexes-derive v0.4.0
[INFO] [stderr]    Compiling composable-indexes v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/index/btree.rs:78:27
[INFO] [stdout]    |
[INFO] [stdout] 78 |             .map(|(_, v)| (v.iter().next().unwrap()))
[INFO] [stdout]    |                           ^                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -             .map(|(_, v)| (v.iter().next().unwrap()))
[INFO] [stdout] 78 +             .map(|(_, v)| v.iter().next().unwrap())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.44s
[INFO] running `Command { std: "docker" "inspect" "dc46b18fe85f471952e55f989c8d7b0b4e80ce3e090b0e0d1c7515d870ac8f52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc46b18fe85f471952e55f989c8d7b0b4e80ce3e090b0e0d1c7515d870ac8f52", kill_on_drop: false }`
[INFO] [stdout] dc46b18fe85f471952e55f989c8d7b0b4e80ce3e090b0e0d1c7515d870ac8f52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 469e47f33511770920b7614a84576f39124da0f20df428569613a7391f6ce928
[INFO] running `Command { std: "docker" "start" "-a" "469e47f33511770920b7614a84576f39124da0f20df428569613a7391f6ce928", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.3
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling linux-raw-sys v0.9.3
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling tempfile v3.19.1
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v1.6.0
[INFO] [stderr]    Compiling composable-indexes-derive v0.4.0
[INFO] [stderr]    Compiling proptest-derive v0.5.1
[INFO] [stderr]    Compiling composable-indexes v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/index/btree.rs:78:27
[INFO] [stdout]    |
[INFO] [stdout] 78 |             .map(|(_, v)| (v.iter().next().unwrap()))
[INFO] [stdout]    |                           ^                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -             .map(|(_, v)| (v.iter().next().unwrap()))
[INFO] [stdout] 78 +             .map(|(_, v)| v.iter().next().unwrap())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling composable-indexes-testutils v0.4.0
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/index/btree.rs:78:27
[INFO] [stdout]    |
[INFO] [stdout] 78 |             .map(|(_, v)| (v.iter().next().unwrap()))
[INFO] [stdout]    |                           ^                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -             .map(|(_, v)| (v.iter().next().unwrap()))
[INFO] [stdout] 78 +             .map(|(_, v)| v.iter().next().unwrap())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.48s
[INFO] running `Command { std: "docker" "inspect" "469e47f33511770920b7614a84576f39124da0f20df428569613a7391f6ce928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "469e47f33511770920b7614a84576f39124da0f20df428569613a7391f6ce928", kill_on_drop: false }`
[INFO] [stdout] 469e47f33511770920b7614a84576f39124da0f20df428569613a7391f6ce928
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ee00101507ca9650c602a59d3bf1d22d4be5d20782c8b5819e15cdec6bade7ef
[INFO] running `Command { std: "docker" "start" "-a" "ee00101507ca9650c602a59d3bf1d22d4be5d20782c8b5819e15cdec6bade7ef", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/index/btree.rs:78:27
[INFO] [stderr]    |
[INFO] [stderr] 78 |             .map(|(_, v)| (v.iter().next().unwrap()))
[INFO] [stderr]    |                           ^                        ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 78 -             .map(|(_, v)| (v.iter().next().unwrap()))
[INFO] [stderr] 78 +             .map(|(_, v)| v.iter().next().unwrap())
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `composable-indexes` (lib) generated 1 warning (run `cargo fix --lib -p composable-indexes` to apply 1 suggestion)
[INFO] [stderr] warning: `composable-indexes` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/composable_indexes-e5505f26d28dcecb)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test index::grouped::tests::group_ix ... ok
[INFO] [stdout] test index::trivial::tests::test_get ... ok
[INFO] [stdout] test index::zip::tests::test_zip ... ok
[INFO] [stdout] test test::adjust_ignores_non_existent ... ok
[INFO] [stdout] test test::adjust_updates ... ok
[INFO] [stdout] test test::simple ... ok
[INFO] [stdout] test test::adjust_mut_updates ... ok
[INFO] [stdout] test test::update_inserts ... ok
[INFO] [stdout] test test::adjust_mut_ignores_non_existent ... ok
[INFO] [stdout] test test::update_mut_inserts ... ok
[INFO] [stdout] test test::update_mut_removes ... ok
[INFO] [stdout] test test::update_mut_updates ... ok
[INFO] [stdout] test test::update_updates ... ok
[INFO] [stdout] test aggregation::stats::tests::test_sum ... ok
[INFO] [stdout] test index::filtered::tests::test_reference ... ok
[INFO] [stdout] test index::btree::tests::test_count_distinct ... ok
[INFO] [stdout] test index::grouped::tests::test_reference ... ok
[INFO] [stdout] test aggregation::stats::tests::test_mean ... ok
[INFO] [stdout] test index::hashtable::tests::test_count_distinct ... ok
[INFO] [stdout] test index::zip::tests::test_reference ... ok
[INFO] [stdout] test index::hashtable::tests::test_lookup ... ok
[INFO] [stdout] test index::btree::tests::test_aggrs ... ok
[INFO] [stdout] test index::btree::tests::test_lookup ... ok
[INFO] [stdout] test index::btree::tests::test_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.98s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/index_selection.rs (/opt/rustwide/target/debug/deps/index_selection-cbca90c17069e585)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test ix2 ... ok
[INFO] [stdout] test ix1 ... ok
[INFO] [stderr]    Doc-tests composable_indexes
[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] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/index/btree.rs:78:27
[INFO] [stderr]    |
[INFO] [stderr] 78 |             .map(|(_, v)| (v.iter().next().unwrap()))
[INFO] [stderr]    |                           ^                        ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 78 -             .map(|(_, v)| (v.iter().next().unwrap()))
[INFO] [stderr] 78 +             .map(|(_, v)| v.iter().next().unwrap())
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/index/zip.rs - index::zip (line 6) ... ok
[INFO] [stdout] test src/index/premap.rs - index::premap (line 6) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ee00101507ca9650c602a59d3bf1d22d4be5d20782c8b5819e15cdec6bade7ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee00101507ca9650c602a59d3bf1d22d4be5d20782c8b5819e15cdec6bade7ef", kill_on_drop: false }`
[INFO] [stdout] ee00101507ca9650c602a59d3bf1d22d4be5d20782c8b5819e15cdec6bade7ef