[INFO] fetching crate pwn_arena 0.1.1...
[INFO] testing pwn_arena-0.1.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate pwn_arena 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate pwn_arena 0.1.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pwn_arena 0.1.1
[INFO] tweaked toml for crates.io crate pwn_arena 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pwn_arena 0.1.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pwn_arena 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-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c97b55ee5d49f06d19a3d3becffed245949bb0d432e4ffb255c0edaae4304f3c
[INFO] running `Command { std: "docker" "start" "-a" "c97b55ee5d49f06d19a3d3becffed245949bb0d432e4ffb255c0edaae4304f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c97b55ee5d49f06d19a3d3becffed245949bb0d432e4ffb255c0edaae4304f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c97b55ee5d49f06d19a3d3becffed245949bb0d432e4ffb255c0edaae4304f3c", kill_on_drop: false }`
[INFO] [stdout] c97b55ee5d49f06d19a3d3becffed245949bb0d432e4ffb255c0edaae4304f3c
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efd4be27c82a87e02cc3c9fa9dba5d935c0896476920f6ac26ae326323cbb9ee
[INFO] running `Command { std: "docker" "start" "-a" "efd4be27c82a87e02cc3c9fa9dba5d935c0896476920f6ac26ae326323cbb9ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling pwn_arena v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "efd4be27c82a87e02cc3c9fa9dba5d935c0896476920f6ac26ae326323cbb9ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efd4be27c82a87e02cc3c9fa9dba5d935c0896476920f6ac26ae326323cbb9ee", kill_on_drop: false }`
[INFO] [stdout] efd4be27c82a87e02cc3c9fa9dba5d935c0896476920f6ac26ae326323cbb9ee
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc3091d7ce6286473cdf9d334baed10d0d1ca3aaf4696cf0c2696ff29933afcf
[INFO] running `Command { std: "docker" "start" "-a" "dc3091d7ce6286473cdf9d334baed10d0d1ca3aaf4696cf0c2696ff29933afcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling pwn_arena v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `idx1`
[INFO] [stdout]    --> tests/test1.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |     let idx1 = arena.alloc(1).unwrap();
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx3`
[INFO] [stdout]    --> tests/test1.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |     let idx3 = arena.alloc(3).unwrap();
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx5`
[INFO] [stdout]    --> tests/test1.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let idx5 = arena.alloc(5).unwrap();
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx5`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx1`
[INFO] [stdout]    --> tests/test1.rs:270:9
[INFO] [stdout]     |
[INFO] [stdout] 270 |     let idx1 = arena.alloc(1).unwrap();
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx4`
[INFO] [stdout]    --> tests/test1.rs:273:9
[INFO] [stdout]     |
[INFO] [stdout] 273 |     let idx4 = arena.alloc(4).unwrap();
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx2`
[INFO] [stdout]    --> tests/test1.rs:794:9
[INFO] [stdout]     |
[INFO] [stdout] 794 |     let idx2 = arena.alloc(2).unwrap();
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx4`
[INFO] [stdout]    --> tests/test1.rs:796:9
[INFO] [stdout]     |
[INFO] [stdout] 796 |     let idx4 = arena.alloc(4).unwrap();
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> tests/test1.rs:2595:9
[INFO] [stdout]      |
[INFO] [stdout] 2595 |     let mut leaf = arena.alloc(Tree::Leaf(0)).unwrap();
[INFO] [stdout]      |         ----^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `final_stats`
[INFO] [stdout]     --> tests/test1.rs:2644:9
[INFO] [stdout]      |
[INFO] [stdout] 2644 |     let final_stats = arena.collect_garbage(&[root]);
[INFO] [stdout]      |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_final_stats`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> tests/test1.rs:2658:9
[INFO] [stdout]      |
[INFO] [stdout] 2658 |     for i in 1..250 {
[INFO] [stdout]      |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx2`
[INFO] [stdout]     --> tests/test1.rs:3088:9
[INFO] [stdout]      |
[INFO] [stdout] 3088 |     let idx2 = arena.alloc(Tree::Leaf(2)).unwrap();
[INFO] [stdout]      |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx2`
[INFO] [stdout]     --> tests/test1.rs:3123:9
[INFO] [stdout]      |
[INFO] [stdout] 3123 |     let idx2 = arena.alloc(Tree::Leaf(2)).unwrap();
[INFO] [stdout]      |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx1`
[INFO] [stdout]     --> tests/test1.rs:3290:9
[INFO] [stdout]      |
[INFO] [stdout] 3290 |     let idx1 = arena.alloc(Tree::Leaf(1)).unwrap();
[INFO] [stdout]      |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx3`
[INFO] [stdout]     --> tests/test1.rs:3292:9
[INFO] [stdout]      |
[INFO] [stdout] 3292 |     let idx3 = arena.alloc(Tree::Leaf(3)).unwrap();
[INFO] [stdout]      |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Blue` is never constructed
[INFO] [stdout]    --> tests/test1.rs:394:5
[INFO] [stdout]     |
[INFO] [stdout] 391 | enum Color {
[INFO] [stdout]     |      ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 394 |     Blue,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Color` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]     --> tests/test1.rs:1294:9
[INFO] [stdout]      |
[INFO] [stdout] 1293 |     struct Node {
[INFO] [stdout]      |            ---- field in this struct
[INFO] [stdout] 1294 |         value: isize,
[INFO] [stdout]      |         ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `Node` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "dc3091d7ce6286473cdf9d334baed10d0d1ca3aaf4696cf0c2696ff29933afcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc3091d7ce6286473cdf9d334baed10d0d1ca3aaf4696cf0c2696ff29933afcf", kill_on_drop: false }`
[INFO] [stdout] dc3091d7ce6286473cdf9d334baed10d0d1ca3aaf4696cf0c2696ff29933afcf
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5565ae77f38a8c3dfaf333a310d7ef49fcf0560e698d8dd12b73bb60f13585fe
[INFO] running `Command { std: "docker" "start" "-a" "5565ae77f38a8c3dfaf333a310d7ef49fcf0560e698d8dd12b73bb60f13585fe", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `idx1`
[INFO] [stderr]    --> tests/test1.rs:125:9
[INFO] [stderr]     |
[INFO] [stderr] 125 |     let idx1 = arena.alloc(1).unwrap();
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx3`
[INFO] [stderr]    --> tests/test1.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |     let idx3 = arena.alloc(3).unwrap();
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx3`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx5`
[INFO] [stderr]    --> tests/test1.rs:129:9
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let idx5 = arena.alloc(5).unwrap();
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx5`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx1`
[INFO] [stderr]    --> tests/test1.rs:270:9
[INFO] [stderr]     |
[INFO] [stderr] 270 |     let idx1 = arena.alloc(1).unwrap();
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx4`
[INFO] [stderr]    --> tests/test1.rs:273:9
[INFO] [stderr]     |
[INFO] [stderr] 273 |     let idx4 = arena.alloc(4).unwrap();
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx4`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx2`
[INFO] [stderr]    --> tests/test1.rs:794:9
[INFO] [stderr]     |
[INFO] [stderr] 794 |     let idx2 = arena.alloc(2).unwrap();
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx4`
[INFO] [stderr]    --> tests/test1.rs:796:9
[INFO] [stderr]     |
[INFO] [stderr] 796 |     let idx4 = arena.alloc(4).unwrap();
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx4`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> tests/test1.rs:2595:9
[INFO] [stderr]      |
[INFO] [stderr] 2595 |     let mut leaf = arena.alloc(Tree::Leaf(0)).unwrap();
[INFO] [stderr]      |         ----^^^^
[INFO] [stderr]      |         |
[INFO] [stderr]      |         help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `final_stats`
[INFO] [stderr]     --> tests/test1.rs:2644:9
[INFO] [stderr]      |
[INFO] [stderr] 2644 |     let final_stats = arena.collect_garbage(&[root]);
[INFO] [stderr]      |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_final_stats`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]     --> tests/test1.rs:2658:9
[INFO] [stderr]      |
[INFO] [stderr] 2658 |     for i in 1..250 {
[INFO] [stderr]      |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx2`
[INFO] [stderr]     --> tests/test1.rs:3088:9
[INFO] [stderr]      |
[INFO] [stderr] 3088 |     let idx2 = arena.alloc(Tree::Leaf(2)).unwrap();
[INFO] [stderr]      |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx2`
[INFO] [stderr]     --> tests/test1.rs:3123:9
[INFO] [stderr]      |
[INFO] [stderr] 3123 |     let idx2 = arena.alloc(Tree::Leaf(2)).unwrap();
[INFO] [stderr]      |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx1`
[INFO] [stderr]     --> tests/test1.rs:3290:9
[INFO] [stderr]      |
[INFO] [stderr] 3290 |     let idx1 = arena.alloc(Tree::Leaf(1)).unwrap();
[INFO] [stderr]      |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx3`
[INFO] [stderr]     --> tests/test1.rs:3292:9
[INFO] [stderr]      |
[INFO] [stderr] 3292 |     let idx3 = arena.alloc(Tree::Leaf(3)).unwrap();
[INFO] [stderr]      |         ^^^^ help: if this is intentional, prefix it with an underscore: `_idx3`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Blue` is never constructed
[INFO] [stderr]    --> tests/test1.rs:394:5
[INFO] [stderr]     |
[INFO] [stderr] 391 | enum Color {
[INFO] [stderr]     |      ----- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 394 |     Blue,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Color` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `value` is never read
[INFO] [stderr]     --> tests/test1.rs:1294:9
[INFO] [stderr]      |
[INFO] [stderr] 1293 |     struct Node {
[INFO] [stderr]      |            ---- field in this struct
[INFO] [stderr] 1294 |         value: isize,
[INFO] [stderr]      |         ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `Node` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `pwn_arena` (test "test1") generated 16 warnings (run `cargo fix --test "test1" -p pwn_arena` to apply 14 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pwn_arena-f9828803b59515cd)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib_tests.rs (/opt/rustwide/target/debug/deps/lib_tests-1c466ca48c493ca4)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_basic_allocation ... ok
[INFO] [stdout] test test_clear ... ok
[INFO] [stdout] test test_invalid_index ... ok
[INFO] [stdout] test test_free_list_o1_allocation ... ok
[INFO] [stdout] test test_out_of_memory ... ok
[INFO] [stdout] test test_recursive_delete ... ok
[INFO] [stdout] test test_stats ... ok
[INFO] [stdout] test test_set ... ok
[INFO] [stdout] test test_clear_invalidates_all_indices ... ok
[INFO] [stdout] test test_trace_error ... ok
[INFO] [stdout] test test_deep_copy ... ok
[INFO] [stdout] test test_free_and_reuse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test1.rs (/opt/rustwide/target/debug/deps/test1-220356ff31d64e2a)
[INFO] [stdout] 
[INFO] [stdout] running 153 tests
[INFO] [stdout] test test_alloc_contiguous_basic ... ok
[INFO] [stdout] test test_alloc_contiguous_exceeds_capacity ... ok
[INFO] [stdout] test test_all_empty ... ok
[INFO] [stdout] test test_alloc_contiguous_fragmentation ... ok
[INFO] [stdout] test test_alloc_contiguous_finds_gap ... ok
[INFO] [stdout] test test_alloc_contiguous_fills_arena ... ok
[INFO] [stdout] test test_alloc_or_gc ... ok
[INFO] [stdout] test test_alloc_or_gc_still_fails ... ok
[INFO] [stdout] test test_alloc_contiguous_zero_count ... ok
[INFO] [stdout] test test_alloc_returns_different_indices ... ok
[INFO] [stdout] test test_alloc_or_gc_when_gc_cannot_help ... ok
[INFO] [stdout] test test_allocated_indices ... ok
[INFO] [stdout] test test_any_all ... ok
[INFO] [stdout] test test_aba_problem_prevention ... ok
[INFO] [stdout] test test_alternating_alloc_free ... ok
[INFO] [stdout] test test_arena_error_kind_methods ... ok
[INFO] [stdout] test test_arena_error_methods ... ok
[INFO] [stdout] test test_arena_index_equality ... ok
[INFO] [stdout] test test_arena_index_null ... ok
[INFO] [stdout] test test_arena_with_enum ... ok
[INFO] [stdout] test test_arena_with_struct ... ok
[INFO] [stdout] test test_arena_stats_methods ... ok
[INFO] [stdout] test test_basic_allocation ... ok
[INFO] [stdout] test test_arena_with_floats ... ok
[INFO] [stdout] test test_clear_allows_full_reuse ... ok
[INFO] [stdout] test test_clear ... ok
[INFO] [stdout] test test_contiguous_arena_validate ... ok
[INFO] [stdout] test test_arena_index_api ... ok
[INFO] [stdout] test test_count_where ... ok
[INFO] [stdout] test test_deep_copy_complex_tree ... ok
[INFO] [stdout] test test_deep_copy_leaf ... ok
[INFO] [stdout] test test_fill_and_empty_repeatedly ... ok
[INFO] [stdout] test test_double_free ... ok
[INFO] [stdout] test test_for_each ... ok
[INFO] [stdout] test test_deep_copy_simple_tree ... ok
[INFO] [stdout] test test_arena_index_hash ... ok
[INFO] [stdout] test test_fragmentation_after_free_realloc ... ok
[INFO] [stdout] test test_find ... ok
[INFO] [stdout] test test_for_each_mut ... ok
[INFO] [stdout] test test_fragmentation_and_reuse ... ok
[INFO] [stdout] test test_free_and_reuse ... ok
[INFO] [stdout] test test_contiguous_reuse_after_free ... ok
[INFO] [stdout] test test_free_contiguous_partial ... ok
[INFO] [stdout] test test_free_contiguous_invalidates_indices ... ok
[INFO] [stdout] test test_copy_then_delete_original ... ok
[INFO] [stdout] test test_free_contiguous_zero_count ... ok
[INFO] [stdout] test test_free_invalid_index ... ok
[INFO] [stdout] test test_free_contiguous_basic ... ok
[INFO] [stdout] test test_free_list_integrity_after_clear ... ok
[INFO] [stdout] test test_free_list_lifo_order ... ok
[INFO] [stdout] test test_contiguous_mixed_with_regular_alloc ... ok
[INFO] [stdout] test test_gc_dense_graph ... ok
[INFO] [stdout] test test_gc_disabled_no_collection ... ok
[INFO] [stdout] test test_gc_enabled_by_default ... ok
[INFO] [stdout] test test_gc_disabled_preserves_all_objects ... ok
[INFO] [stdout] test test_gc_deep_tree ... ok
[INFO] [stdout] test test_arena_stats_methods_comprehensive ... ok
[INFO] [stdout] test test_gc_basic_collection ... ok
[INFO] [stdout] test test_gc_collect_garbage_multi ... ok
[INFO] [stdout] test test_gc_can_be_disabled ... ok
[INFO] [stdout] test test_gc_handles_cycles ... ok
[INFO] [stdout] test test_gc_all_garbage ... ok
[INFO] [stdout] test test_gc_interleaved_alloc_collect ... ok
[INFO] [stdout] test test_gc_invalid_roots_ignored ... ok
[INFO] [stdout] test test_gc_handles_many_children ... ok
[INFO] [stdout] test test_gc_multi_disabled ... ok
[INFO] [stdout] test test_gc_linked_list ... ok
[INFO] [stdout] test test_gc_empty_arena ... ok
[INFO] [stdout] test test_free_list_no_corruption_on_partial_free ... ok
[INFO] [stdout] test test_gc_long_chain ... ok
[INFO] [stdout] test test_gc_at_max_capacity_boundary ... ok
[INFO] [stdout] test test_gc_multi_unconditional ... ok
[INFO] [stdout] test test_gc_nested_without_gc ... ok
[INFO] [stdout] test test_gc_multiple_roots ... ok
[INFO] [stdout] test test_gc_reenable_collects ... ok
[INFO] [stdout] test test_gc_no_garbage ... ok
[INFO] [stdout] test test_gc_stats ... ok
[INFO] [stdout] test test_gc_multi_with_empty_root_sets ... ok
[INFO] [stdout] test test_gc_repeated_collections ... ok
[INFO] [stdout] test test_gc_self_referential ... ok
[INFO] [stdout] test test_gc_stats_accuracy ... ok
[INFO] [stdout] test test_gc_stress_alternating_patterns ... ok
[INFO] [stdout] test test_gc_stress_full_arena_all_garbage ... ok
[INFO] [stdout] test test_gc_stress_full_arena_all_reachable ... ok
[INFO] [stdout] test test_gc_stress_collect_after_mutations ... ok
[INFO] [stdout] test test_gc_stats_methods ... ok
[INFO] [stdout] test test_gc_stress ... ok
[INFO] [stdout] test test_gc_stress_fragmented_heap ... ok
[INFO] [stdout] test test_gc_stress_many_roots ... ok
[INFO] [stdout] test test_gc_stress_enabled_disabled_cycles ... ok
[INFO] [stdout] test test_gc_stress_diamond_dag ... ok
[INFO] [stdout] test test_gc_stats_methods_comprehensive ... ok
[INFO] [stdout] test test_gc_stress_complex_cycles ... ok
[INFO] [stdout] test test_gc_stress_incremental_tree_building ... ok
[INFO] [stdout] test test_gc_stress_maximum_children_per_trace ... ok
[INFO] [stdout] test test_gc_stress_very_deep_tree ... ok
[INFO] [stdout] test test_gc_toggle_during_operations ... ok
[INFO] [stdout] test test_gc_unconditional_ignores_disabled ... ok
[INFO] [stdout] test test_gc_stress_worst_case_mark_stack ... ok
[INFO] [stdout] test test_gc_stress_repeated_collect_same_roots ... ok
[INFO] [stdout] test test_gc_stress_wide_tree ... ok
[INFO] [stdout] test test_gc_with_gc_closure ... ok
[INFO] [stdout] test test_gc_unconditional_then_normal ... ok
[INFO] [stdout] test test_gc_with_null_roots ... ok
[INFO] [stdout] test test_gc_with_shared_references ... ok
[INFO] [stdout] test test_gc_with_stale_roots ... ok
[INFO] [stdout] test test_gc_without_gc_closure ... ok
[INFO] [stdout] test test_get_invalid_index ... ok
[INFO] [stdout] test test_get_freed_index ... ok
[INFO] [stdout] test test_index_at_boundary ... ok
[INFO] [stdout] test test_is_allocated ... ok
[INFO] [stdout] test test_is_allocated_invalid_index ... ok
[INFO] [stdout] test test_gc_with_empty_roots ... ok
[INFO] [stdout] test test_is_slot_occupied ... ok
[INFO] [stdout] test test_iter_empty ... ok
[INFO] [stdout] test test_interleaved_alloc_free_set ... ok
[INFO] [stdout] test test_gc_with_out_of_bounds_roots ... ok
[INFO] [stdout] test test_index_consistency ... ok
[INFO] [stdout] test test_iter_indices ... ok
[INFO] [stdout] test test_iter_with_gaps ... ok
[INFO] [stdout] test test_iter_values ... ok
[INFO] [stdout] test test_max_index_value ... ok
[INFO] [stdout] test test_modify ... ok
[INFO] [stdout] test test_large_arena ... ok
[INFO] [stdout] test test_index_at_offset_out_of_bounds ... ok
[INFO] [stdout] test test_random_like_access_pattern ... ok
[INFO] [stdout] test test_iterator_indices_after_free_realloc ... ok
[INFO] [stdout] test test_new_arena_is_empty ... ok
[INFO] [stdout] test test_out_of_memory ... ok
[INFO] [stdout] test test_recursive_delete_complex_tree ... ok
[INFO] [stdout] test test_partial_tree_delete ... ok
[INFO] [stdout] test test_modify_invalid ... ok
[INFO] [stdout] test test_recursive_delete_leaf ... ok
[INFO] [stdout] test test_replace ... ok
[INFO] [stdout] test test_set_freed_index ... ok
[INFO] [stdout] test test_set_invalid_index ... ok
[INFO] [stdout] test test_set_value ... ok
[INFO] [stdout] test test_stale_index_after_multiple_reuses ... ok
[INFO] [stdout] test test_stats_empty ... ok
[INFO] [stdout] test test_stats_full ... ok
[INFO] [stdout] test test_stress_mixed_operations ... ok
[INFO] [stdout] test test_stats_partial ... ok
[INFO] [stdout] test test_tree_with_stale_indices ... ok
[INFO] [stdout] test test_validate ... ok
[INFO] [stdout] test test_zigzag_allocation_pattern ... ok
[INFO] [stdout] test test_try_get ... ok
[INFO] [stdout] test test_single_cell_arena ... ok
[INFO] [stdout] test test_recursive_delete_simple_tree ... ok
[INFO] [stdout] test test_swap ... ok
[INFO] [stdout] test test_simple_tree ... ok
[INFO] [stdout] test test_swap_same_index ... ok
[INFO] [stdout] test test_gc_stress_rapid_cycles ... ok
[INFO] [stderr]    Doc-tests pwn_arena
[INFO] [stdout] test test_stress_rapid_alloc_free ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 153 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/arena.rs - arena::Arena<T,N>::free_contiguous (line 848) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T,N>::free (line 381) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T,N>::alloc (line 192) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T,N>::alloc_contiguous (line 765) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T,N>::new (line 49) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T,N>::set_gc_enabled (line 91) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T,N>::iter (line 432) ... ok
[INFO] [stdout] test src/gc.rs - gc::Arena<T,N>::collect_garbage (line 154) ... ok
[INFO] [stdout] test src/traits.rs - traits::ArenaCopy (line 59) ... ok
[INFO] [stdout] test src/gc.rs - gc::Arena<T,N>::alloc_or_gc (line 349) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T,N>::without_gc (line 115) ... ok
[INFO] [stdout] test src/traits.rs - traits::ArenaDelete (line 21) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T,N>::index_at_offset (line 811) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/arena.rs - arena::Arena<T,N>::modify (line 294) ... ok
[INFO] [stdout] test src/gc.rs - gc::Arena<T,N>::collect_garbage_unconditional (line 236) ... ok
[INFO] [stdout] test src/traits.rs - traits::Trace (line 97) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.74s; merged doctests compilation took 0.71s
[INFO] running `Command { std: "docker" "inspect" "5565ae77f38a8c3dfaf333a310d7ef49fcf0560e698d8dd12b73bb60f13585fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5565ae77f38a8c3dfaf333a310d7ef49fcf0560e698d8dd12b73bb60f13585fe", kill_on_drop: false }`
[INFO] [stdout] 5565ae77f38a8c3dfaf333a310d7ef49fcf0560e698d8dd12b73bb60f13585fe
