[INFO] fetching crate derangements 0.2.0...
[INFO] testing derangements-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate derangements 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate derangements 0.2.0
[INFO] finished tweaking crates.io crate derangements 0.2.0
[INFO] tweaked toml for crates.io crate derangements 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate derangements 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a8415d29915ba98922c12f9655ee5160c0f50400e56a904b7807ef151e922ee4
[INFO] running `Command { std: "docker" "start" "-a" "a8415d29915ba98922c12f9655ee5160c0f50400e56a904b7807ef151e922ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8415d29915ba98922c12f9655ee5160c0f50400e56a904b7807ef151e922ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8415d29915ba98922c12f9655ee5160c0f50400e56a904b7807ef151e922ee4", kill_on_drop: false }`
[INFO] [stdout] a8415d29915ba98922c12f9655ee5160c0f50400e56a904b7807ef151e922ee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 38eb7a5c20434a131092a200c5bfd97624cba13f1237a78b808b1f6511c90af8
[INFO] running `Command { std: "docker" "start" "-a" "38eb7a5c20434a131092a200c5bfd97624cba13f1237a78b808b1f6511c90af8", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling derangements v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "38eb7a5c20434a131092a200c5bfd97624cba13f1237a78b808b1f6511c90af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38eb7a5c20434a131092a200c5bfd97624cba13f1237a78b808b1f6511c90af8", kill_on_drop: false }`
[INFO] [stdout] 38eb7a5c20434a131092a200c5bfd97624cba13f1237a78b808b1f6511c90af8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e68c301c373a5ad426efe65554fb9122ca2eec470e602feb193e5ad8676537e0
[INFO] running `Command { std: "docker" "start" "-a" "e68c301c373a5ad426efe65554fb9122ca2eec470e602feb193e5ad8676537e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling derangements v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 6.32s
[INFO] running `Command { std: "docker" "inspect" "e68c301c373a5ad426efe65554fb9122ca2eec470e602feb193e5ad8676537e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e68c301c373a5ad426efe65554fb9122ca2eec470e602feb193e5ad8676537e0", kill_on_drop: false }`
[INFO] [stdout] e68c301c373a5ad426efe65554fb9122ca2eec470e602feb193e5ad8676537e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ec8c1667929203f73e753205f834a292389665c9309e7b5117feaf7b2a324930
[INFO] running `Command { std: "docker" "start" "-a" "ec8c1667929203f73e753205f834a292389665c9309e7b5117feaf7b2a324930", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/derangements-ed96d9b485ff27fb)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test derangements::tests::test_nonrange_distinct ... ok
[INFO] [stdout] test derangements::tests::test_nonrange_manual ... ok
[INFO] [stdout] test fast_permutations::tests::test_distinct_permutations ... ok
[INFO] [stdout] test derangements::tests::test_nonrange_range ... ok
[INFO] [stdout] test derangements_range::tests::test_nonrange_range ... ok
[INFO] [stdout] test restricted_permutations::tests::test_restricted ... ok
[INFO] [stdout] test restricted_permutations::tests::test_self_restricted_manual ... ok
[INFO] [stdout] test derangements_range::tests::test_range_fast_manual ... ok
[INFO] [stdout] test derangements_range::tests::test_range_manual ... ok
[INFO] [stderr]    Doc-tests derangements
[INFO] [stdout] test fast_permutations::tests::test_permutations_manual ... ok
[INFO] [stdout] test fast_permutations::tests::test_permutations_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/derangements_range.rs - derangements_range::derangements_range (line 13) ... ok
[INFO] [stdout] test src/fast_permutations.rs - fast_permutations::fast_permutations (line 24) ... ok
[INFO] [stdout] test src/derangements_range.rs - derangements_range::derangements_range_fast (line 79) ... ok
[INFO] [stdout] test src/fast_permutations.rs - fast_permutations::distinct_permutations (line 141) ... ok
[INFO] [stdout] test src/derangements.rs - derangements::derangements (line 60) ... ok
[INFO] [stdout] test src/restricted_permutations.rs - restricted_permutations::restricted_permutations (line 65) ... ok
[INFO] [stdout] test src/derangements.rs - derangements::distinct_derangements (line 133) ... ok
[INFO] [stdout] test src/restricted_permutations.rs - restricted_permutations::restricted_permutations_by_map_index (line 194) ... ok
[INFO] [stdout] test src/restricted_permutations.rs - restricted_permutations::restricted_permutations_by_self (line 104) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/restricted_permutations.rs - restricted_permutations::restricted_permutations_by_map_value (line 289) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ec8c1667929203f73e753205f834a292389665c9309e7b5117feaf7b2a324930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec8c1667929203f73e753205f834a292389665c9309e7b5117feaf7b2a324930", kill_on_drop: false }`
[INFO] [stdout] ec8c1667929203f73e753205f834a292389665c9309e7b5117feaf7b2a324930