[INFO] fetching crate stack-arena 0.12.0...
[INFO] testing stack-arena-0.12.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate stack-arena 0.12.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate stack-arena 0.12.0
[INFO] finished tweaking crates.io crate stack-arena 0.12.0
[INFO] tweaked toml for crates.io crate stack-arena 0.12.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stack-arena 0.12.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stack-arena 0.12.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef97a033f690ad054d0373d19f023604c0f13831bb002f6cfe463c91a9071562
[INFO] running `Command { std: "docker" "start" "-a" "ef97a033f690ad054d0373d19f023604c0f13831bb002f6cfe463c91a9071562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef97a033f690ad054d0373d19f023604c0f13831bb002f6cfe463c91a9071562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef97a033f690ad054d0373d19f023604c0f13831bb002f6cfe463c91a9071562", kill_on_drop: false }`
[INFO] [stdout] ef97a033f690ad054d0373d19f023604c0f13831bb002f6cfe463c91a9071562
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47cd02f2ba0c162b628ba6378543a75c4bcc90a33ccc718b80cdd8f7fb47086a
[INFO] running `Command { std: "docker" "start" "-a" "47cd02f2ba0c162b628ba6378543a75c4bcc90a33ccc718b80cdd8f7fb47086a", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack-arena v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "47cd02f2ba0c162b628ba6378543a75c4bcc90a33ccc718b80cdd8f7fb47086a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47cd02f2ba0c162b628ba6378543a75c4bcc90a33ccc718b80cdd8f7fb47086a", kill_on_drop: false }`
[INFO] [stdout] 47cd02f2ba0c162b628ba6378543a75c4bcc90a33ccc718b80cdd8f7fb47086a
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 662139e070dc976cfb0038a3f221317eea432478f73ef203a478ba9bcb90714d
[INFO] running `Command { std: "docker" "start" "-a" "662139e070dc976cfb0038a3f221317eea432478f73ef203a478ba9bcb90714d", kill_on_drop: false }`
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling clap_builder v4.5.39
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling clap v4.5.39
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.6.0
[INFO] [stderr]    Compiling stack-arena v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.02s
[INFO] running `Command { std: "docker" "inspect" "662139e070dc976cfb0038a3f221317eea432478f73ef203a478ba9bcb90714d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "662139e070dc976cfb0038a3f221317eea432478f73ef203a478ba9bcb90714d", kill_on_drop: false }`
[INFO] [stdout] 662139e070dc976cfb0038a3f221317eea432478f73ef203a478ba9bcb90714d
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e44c66a831b2722f008f4d1849c4708793a7abe713e437f215446d0a4a7b341e
[INFO] running `Command { std: "docker" "start" "-a" "e44c66a831b2722f008f4d1849c4708793a7abe713e437f215446d0a4a7b341e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stack_arena-97c6da475f94348a)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test buffer_arena::tests::test_alignment ... ok
[INFO] [stdout] test buffer_arena::tests::test_allocate_and_deallocate ... ok
[INFO] [stdout] test buffer_arena::tests::test_buffer_arena_new_and_capacity ... ok
[INFO] [stdout] test buffer_arena::tests::test_allocate_full_arena ... ok
[INFO] [stdout] test buffer_arena::tests::test_grow_allocation ... ok
[INFO] [stdout] test buffer_arena::tests::test_chunk_conversion ... ok
[INFO] [stdout] test buffer_arena::tests::test_multi_alloc ... ok
[INFO] [stdout] test buffer_arena::tests::test_multiple_allocate_and_deallocate ... ok
[INFO] [stdout] test buffer_arena::tests::test_shrink_allocation ... ok
[INFO] [stdout] test chunk::tests::test_alignment ... ok
[INFO] [stdout] test chunk::tests::test_capacity ... ok
[INFO] [stdout] test chunk::tests::test_contains ... ok
[INFO] [stdout] test object_stack::tests::test_cross_chunk_allocation_deallocation ... ok
[INFO] [stdout] test object_stack::tests::test_drop_in_place ... ok
[INFO] [stdout] test object_stack::tests::test_empty_data ... ok
[INFO] [stdout] test object_stack::tests::test_extend_after_finish ... ok
[INFO] [stdout] test object_stack::tests::test_extend_large_data ... ok
[INFO] [stdout] test object_stack::tests::test_extend_small_data ... ok
[INFO] [stdout] test object_stack::tests::test_free ... ok
[INFO] [stdout] test object_stack::tests::test_free_all ... ok
[INFO] [stdout] test object_stack::tests::test_extend_exact_capacity ... ok
[INFO] [stdout] test object_stack::tests::test_push_copy ... ok
[INFO] [stdout] test object_stack::tests::test_multiple_operations ... ok
[INFO] [stdout] test object_stack::tests::test_write_trait ... ok
[INFO] [stdout] test stack_arena::tests::test_allocate_deallocate ... ok
[INFO] [stdout] test object_stack::tests::test_push_pop ... ok
[INFO] [stdout] test object_stack::tests::test_push_move ... ok
[INFO] [stdout] test stack_arena::tests::test_grow_shrink ... ok
[INFO] [stdout] test stack_arena::tests::test_custom_chunk_size ... ok
[INFO] [stdout] test stack_arena::tests::test_multi_allocations ... ok
[INFO] [stdout] test stack_arena::tests::test_new ... ok
[INFO] [stdout] test tests::test_push_and_pop ... ok
[INFO] [stdout] test tests::test_object_stack ... ok
[INFO] [stdout] test stack_arena::tests::test_stack_arena_grow_with_new_chunk ... ok
[INFO] [stdout] test stack_arena::tests::test_cross_chunk_allocation_deallocation ... ok
[INFO] [stdout] test stack_arena::tests::test_ptr_eq ... ok
[INFO] [stdout] test object_stack::tests::test_lifecycle ... ok
[INFO] [stdout] test stack_arena::tests::test_consecutive_allocations ... ok
[INFO] [stdout] test object_stack::tests::test_free_nonexistent - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stack_arena
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test src/buffer_arena.rs - buffer_arena::BufferArena::remaining (line 89) ... ok
[INFO] [stdout] test src/buffer_arena.rs - buffer_arena::BufferArena::used (line 74) ... ok
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] test src/error.rs - error::AllocError (line 10) ... ok
[INFO] [stdout] test src/object_stack.rs - object_stack::ObjectStack (line 488) ... ok
[INFO] [stdout] test src/buffer_arena.rs - buffer_arena::BufferArena::with_capacity (line 58) ... ok
[INFO] [stdout] test src/lib.rs - (line 74) ... ok
[INFO] [stdout] test src/object_stack.rs - object_stack::ObjectStack::finish (line 429) ... ok
[INFO] [stdout] test src/object_stack.rs - object_stack::ObjectStack::new (line 75) ... ok
[INFO] [stdout] test src/object_stack.rs - object_stack::ObjectStack::pop (line 340) ... ok
[INFO] [stdout] test src/object_stack.rs - object_stack::ObjectStack::extend (line 371) ... ok
[INFO] [stdout] test src/object_stack.rs - object_stack::ObjectStack::drop_in_place (line 304) ... ok
[INFO] [stdout] test src/object_stack.rs - object_stack::ObjectStack::len (line 93) ... ok
[INFO] [stdout] test src/object_stack.rs - object_stack::ObjectStack::is_empty (line 111) ... ok
[INFO] [stdout] test src/object_stack.rs - object_stack::ObjectStack::push (line 230) ... ok
[INFO] [stdout] test src/stack_arena.rs - stack_arena::StackArena::with_chunk_size (line 174) ... ok
[INFO] [stdout] test src/stack_arena.rs - stack_arena (line 25) ... ok
[INFO] [stdout] test src/object_stack.rs - object_stack::ObjectStack::push_copy (line 177) ... ok
[INFO] [stdout] test src/stack_arena.rs - stack_arena::StackArena::top (line 283) ... ok
[INFO] [stdout] test src/stack_arena.rs - stack_arena::StackArena::rollback (line 312) ... ok
[INFO] [stdout] test src/object_stack.rs - object_stack::ObjectStack::push_bytes (line 141) ... ok
[INFO] [stdout] test src/stack_arena.rs - stack_arena::StackArena::len (line 196) ... ok
[INFO] [stdout] test src/stack_arena.rs - stack_arena::StackArena::new (line 155) ... ok
[INFO] [stdout] test src/object_stack.rs - object_stack::ObjectStack (line 33) ... ok
[INFO] [stdout] test src/object_stack.rs - object_stack::ObjectStack::rollback (line 457) ... ok
[INFO] [stdout] test src/stack_arena.rs - stack_arena (line 43) ... ok
[INFO] [stdout] test src/stack_arena.rs - stack_arena::StackArena::is_empty (line 217) ... ok
[INFO] [stdout] test src/traits.rs - traits::Allocator (line 36) ... ok
[INFO] [stdout] test src/stack_arena.rs - stack_arena::StackArena::pop (line 246) ... ok
[INFO] [stdout] test src/stack_arena.rs - stack_arena (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e44c66a831b2722f008f4d1849c4708793a7abe713e437f215446d0a4a7b341e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e44c66a831b2722f008f4d1849c4708793a7abe713e437f215446d0a4a7b341e", kill_on_drop: false }`
[INFO] [stdout] e44c66a831b2722f008f4d1849c4708793a7abe713e437f215446d0a4a7b341e