[INFO] fetching crate sync-arena 0.1.6...
[INFO] testing sync-arena-0.1.6 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate sync-arena 0.1.6 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate sync-arena 0.1.6
[INFO] finished tweaking crates.io crate sync-arena 0.1.6
[INFO] tweaked toml for crates.io crate sync-arena 0.1.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sync-arena 0.1.6 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 sync-arena 0.1.6 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-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] 8273d27d3792ea3f08bbd6d4c7754efd22c296adbc44ebd069845bdc466b32a5
[INFO] running `Command { std: "docker" "start" "-a" "8273d27d3792ea3f08bbd6d4c7754efd22c296adbc44ebd069845bdc466b32a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8273d27d3792ea3f08bbd6d4c7754efd22c296adbc44ebd069845bdc466b32a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8273d27d3792ea3f08bbd6d4c7754efd22c296adbc44ebd069845bdc466b32a5", kill_on_drop: false }`
[INFO] [stdout] 8273d27d3792ea3f08bbd6d4c7754efd22c296adbc44ebd069845bdc466b32a5
[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] 793b5c5432f26e0027ce5f9b25a782d9f4e206b938b883271350573fcb6219f6
[INFO] running `Command { std: "docker" "start" "-a" "793b5c5432f26e0027ce5f9b25a782d9f4e206b938b883271350573fcb6219f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling sync-arena v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "793b5c5432f26e0027ce5f9b25a782d9f4e206b938b883271350573fcb6219f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "793b5c5432f26e0027ce5f9b25a782d9f4e206b938b883271350573fcb6219f6", kill_on_drop: false }`
[INFO] [stdout] 793b5c5432f26e0027ce5f9b25a782d9f4e206b938b883271350573fcb6219f6
[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] 063711ce508255426e9352fbbedbd5fc818314532ff74c4e0388107de2970af1
[INFO] running `Command { std: "docker" "start" "-a" "063711ce508255426e9352fbbedbd5fc818314532ff74c4e0388107de2970af1", kill_on_drop: false }`
[INFO] [stderr]    Compiling sync-arena v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "063711ce508255426e9352fbbedbd5fc818314532ff74c4e0388107de2970af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "063711ce508255426e9352fbbedbd5fc818314532ff74c4e0388107de2970af1", kill_on_drop: false }`
[INFO] [stdout] 063711ce508255426e9352fbbedbd5fc818314532ff74c4e0388107de2970af1
[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] 4fc0fe822c6492cc37a3f145c2d1a197433240f740a6119a7cf2c174e1ec23e5
[INFO] running `Command { std: "docker" "start" "-a" "4fc0fe822c6492cc37a3f145c2d1a197433240f740a6119a7cf2c174e1ec23e5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sync_arena-905507a3b8290ecf)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_typed_arena_drop_count ... ok
[INFO] [stdout] test tests::test_typed_arena_drop_small_count ... ok
[INFO] [stdout] test tests::test_typed_arena_drop_on_clear ... ok
[INFO] [stdout] test tests::test_unused ... ok
[INFO] [stdout] test tests::test_copy ... ok
[INFO] [stdout] test tests::test_noncopy ... ok
[INFO] [stdout] test tests::test_typed_arena_zero_sized ... ok
[INFO] [stdout] test tests::test_typed_arena_clear ... ok
[INFO] [stdout] test tests::test_dropless_copy ... ok
[INFO] [stdout] test tests::test_copy_sync ... ok
[INFO] [stdout] test tests::test_dropless_copy_sync ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sync_arena
[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] running `Command { std: "docker" "inspect" "4fc0fe822c6492cc37a3f145c2d1a197433240f740a6119a7cf2c174e1ec23e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fc0fe822c6492cc37a3f145c2d1a197433240f740a6119a7cf2c174e1ec23e5", kill_on_drop: false }`
[INFO] [stdout] 4fc0fe822c6492cc37a3f145c2d1a197433240f740a6119a7cf2c174e1ec23e5