[INFO] fetching crate superslice 1.0.0...
[INFO] testing superslice-1.0.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate superslice 1.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate superslice 1.0.0
[INFO] finished tweaking crates.io crate superslice 1.0.0
[INFO] tweaked toml for crates.io crate superslice 1.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate superslice 1.0.0 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.2)
[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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 10d92bf884223b6b139eb8338d937d3e23f7c0db8db650267329be27e13a2858
[INFO] running `Command { std: "docker" "start" "-a" "10d92bf884223b6b139eb8338d937d3e23f7c0db8db650267329be27e13a2858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10d92bf884223b6b139eb8338d937d3e23f7c0db8db650267329be27e13a2858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d92bf884223b6b139eb8338d937d3e23f7c0db8db650267329be27e13a2858", kill_on_drop: false }`
[INFO] [stdout] 10d92bf884223b6b139eb8338d937d3e23f7c0db8db650267329be27e13a2858
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1705a95244fd39e64fafc0c967fd9e412f4af7f1d607461d0080f2ed10fcf7c3
[INFO] running `Command { std: "docker" "start" "-a" "1705a95244fd39e64fafc0c967fd9e412f4af7f1d607461d0080f2ed10fcf7c3", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling superslice v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[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] 425 -         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stdout] 425 +         base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "1705a95244fd39e64fafc0c967fd9e412f4af7f1d607461d0080f2ed10fcf7c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1705a95244fd39e64fafc0c967fd9e412f4af7f1d607461d0080f2ed10fcf7c3", kill_on_drop: false }`
[INFO] [stdout] 1705a95244fd39e64fafc0c967fd9e412f4af7f1d607461d0080f2ed10fcf7c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bb5ae5d8ef8ff7d3187650db7df29cd3024d9c177fff4104aad2c0fde1c611ec
[INFO] running `Command { std: "docker" "start" "-a" "bb5ae5d8ef8ff7d3187650db7df29cd3024d9c177fff4104aad2c0fde1c611ec", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[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] 425 -         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stdout] 425 +         base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling superslice v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[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] 425 -         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stdout] 425 +         base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "bb5ae5d8ef8ff7d3187650db7df29cd3024d9c177fff4104aad2c0fde1c611ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb5ae5d8ef8ff7d3187650db7df29cd3024d9c177fff4104aad2c0fde1c611ec", kill_on_drop: false }`
[INFO] [stdout] bb5ae5d8ef8ff7d3187650db7df29cd3024d9c177fff4104aad2c0fde1c611ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 463bc6e4a9a67b92d8c56c40f1fb45326ddff1d2a971b13a358d57fca64a724b
[INFO] running `Command { std: "docker" "start" "-a" "463bc6e4a9a67b92d8c56c40f1fb45326ddff1d2a971b13a358d57fca64a724b", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stdout] 
[INFO] [stderr]    --> src/lib.rs:425:9
[INFO] [stdout] running 3 tests
[INFO] [stderr]     |
[INFO] [stdout] test tests::lower_bound ... ok
[INFO] [stderr] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[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] 425 -         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stderr] 425 +         base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `superslice` (lib) generated 1 warning (run `cargo fix --lib -p superslice` to apply 1 suggestion)
[INFO] [stderr] warning: `superslice` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/superslice-8ef648eec05bae6f)
[INFO] [stdout] test tests::equal_range ... ok
[INFO] [stdout] test tests::upper_bound ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests superslice
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:425:9
[INFO] [stderr]     |
[INFO] [stderr] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[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] 425 -         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stderr] 425 +         base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - Ext2::invert_permutation (line 538) ... ok
[INFO] [stdout] test src/lib.rs - Ext::lower_bound (line 47) ... ok
[INFO] [stdout] test src/lib.rs - Ext::equal_range (line 164) ... ok
[INFO] [stdout] test src/lib.rs - Ext::apply_inverse_permutation (line 310) ... ok
[INFO] [stdout] test src/lib.rs - Ext::equal_range_by_key (line 205) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - Ext::equal_range_by (line 185) ... ok
[INFO] [stdout] test src/lib.rs - Ext::next_permutation (line 226) ... ok
[INFO] [stdout] test src/lib.rs - Ext::apply_permutation (line 285) ... ok
[INFO] [stdout] test src/lib.rs - Ext::prev_permutation (line 251) ... ok
[INFO] [stdout] test src/lib.rs - Ext::lower_bound_by (line 72) ... ok
[INFO] [stdout] test src/lib.rs - Ext::upper_bound (line 106) ... ok
[INFO] [stdout] test src/lib.rs - Ext::lower_bound_by_key (line 89) ... ok
[INFO] [stdout] test src/lib.rs - Ext::upper_bound_by (line 131) ... ok
[INFO] [stdout] test src/lib.rs - Ext::upper_bound_by_key (line 148) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "463bc6e4a9a67b92d8c56c40f1fb45326ddff1d2a971b13a358d57fca64a724b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "463bc6e4a9a67b92d8c56c40f1fb45326ddff1d2a971b13a358d57fca64a724b", kill_on_drop: false }`
[INFO] [stdout] 463bc6e4a9a67b92d8c56c40f1fb45326ddff1d2a971b13a358d57fca64a724b