[INFO] fetching crate sync_splitter 0.4.1...
[INFO] testing sync_splitter-0.4.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate sync_splitter 0.4.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate sync_splitter 0.4.1
[INFO] finished tweaking crates.io crate sync_splitter 0.4.1
[INFO] tweaked toml for crates.io crate sync_splitter 0.4.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sync_splitter 0.4.1 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding rayon v0.8.2 (available: v1.11.0)
[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] [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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b52321ba9f4e610394f552bc4b862607fd0e9694ae4e418040575222f750c085
[INFO] running `Command { std: "docker" "start" "-a" "b52321ba9f4e610394f552bc4b862607fd0e9694ae4e418040575222f750c085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b52321ba9f4e610394f552bc4b862607fd0e9694ae4e418040575222f750c085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b52321ba9f4e610394f552bc4b862607fd0e9694ae4e418040575222f750c085", kill_on_drop: false }`
[INFO] [stdout] b52321ba9f4e610394f552bc4b862607fd0e9694ae4e418040575222f750c085
[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=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] 2398c0a02716ecbb16d066a8463591bb115d76de24c60048c65121d2aa19d24a
[INFO] running `Command { std: "docker" "start" "-a" "2398c0a02716ecbb16d066a8463591bb115d76de24c60048c65121d2aa19d24a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling sync_splitter v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:155:30
[INFO] [stdout]     |
[INFO] [stdout] 155 |                 if self.next.compare_and_swap(
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "2398c0a02716ecbb16d066a8463591bb115d76de24c60048c65121d2aa19d24a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2398c0a02716ecbb16d066a8463591bb115d76de24c60048c65121d2aa19d24a", kill_on_drop: false }`
[INFO] [stdout] 2398c0a02716ecbb16d066a8463591bb115d76de24c60048c65121d2aa19d24a
[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=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] a33465f7fe633af20ed016a1a69dcc04a8a393ef1f8c71ac0fc1f445533f8b02
[INFO] running `Command { std: "docker" "start" "-a" "a33465f7fe633af20ed016a1a69dcc04a8a393ef1f8c71ac0fc1f445533f8b02", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:155:30
[INFO] [stdout]     |
[INFO] [stdout] 155 |                 if self.next.compare_and_swap(
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sync_splitter v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:155:30
[INFO] [stdout]     |
[INFO] [stdout] 155 |                 if self.next.compare_and_swap(
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "a33465f7fe633af20ed016a1a69dcc04a8a393ef1f8c71ac0fc1f445533f8b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a33465f7fe633af20ed016a1a69dcc04a8a393ef1f8c71ac0fc1f445533f8b02", kill_on_drop: false }`
[INFO] [stdout] a33465f7fe633af20ed016a1a69dcc04a8a393ef1f8c71ac0fc1f445533f8b02
[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=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] 9f0338d372f118ff7f936e141f5ae1ddb76747669788a4f8969b1fdbdf000f71
[INFO] running `Command { std: "docker" "start" "-a" "9f0338d372f118ff7f936e141f5ae1ddb76747669788a4f8969b1fdbdf000f71", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout] running 7 tests
[INFO] [stderr]    --> src/lib.rs:155:30
[INFO] [stdout] test tests::isize_max_minus_one_then_pop_min_is_ok ... ok
[INFO] [stderr]     |
[INFO] [stdout] test tests::len_does_not_underflow ... ok
[INFO] [stderr] 155 |                 if self.next.compare_and_swap(
[INFO] [stdout] test tests::next_does_not_overflow ... ok
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] test tests::works_when_running_out_of_slice ... ok
[INFO] [stderr]     |
[INFO] [stdout] test tests::reads_what_was_written ... ok
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] test tests::binary_tree_with_rayon_works ... ok
[INFO] [stderr] 
[INFO] [stdout] test tests::works_when_popping_exact_slice_length ... ok
[INFO] [stderr] warning: `sync_splitter` (lib) generated 1 warning
[INFO] [stdout] 
[INFO] [stderr] warning: `sync_splitter` (lib test) generated 1 warning (1 duplicate)
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sync_splitter-3b17b251fe8c5d82)
[INFO] [stderr]    Doc-tests sync_splitter
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9f0338d372f118ff7f936e141f5ae1ddb76747669788a4f8969b1fdbdf000f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f0338d372f118ff7f936e141f5ae1ddb76747669788a4f8969b1fdbdf000f71", kill_on_drop: false }`
[INFO] [stdout] 9f0338d372f118ff7f936e141f5ae1ddb76747669788a4f8969b1fdbdf000f71