[INFO] fetching crate synctree 0.1.3... [INFO] testing synctree-0.1.3 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate synctree 0.1.3 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate synctree 0.1.3 [INFO] finished tweaking crates.io crate synctree 0.1.3 [INFO] tweaked toml for crates.io crate synctree 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate synctree 0.1.3 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 23 packages to latest compatible versions [INFO] [stderr] Adding parking_lot v0.6.4 (available: v0.12.4) [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 94b5ccf66097921bb53fc5c35573c42a18dae977e711bb0839cf1270d15fa5ae [INFO] running `Command { std: "docker" "start" "-a" "94b5ccf66097921bb53fc5c35573c42a18dae977e711bb0839cf1270d15fa5ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "94b5ccf66097921bb53fc5c35573c42a18dae977e711bb0839cf1270d15fa5ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94b5ccf66097921bb53fc5c35573c42a18dae977e711bb0839cf1270d15fa5ae", kill_on_drop: false }` [INFO] [stdout] 94b5ccf66097921bb53fc5c35573c42a18dae977e711bb0839cf1270d15fa5ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 633bda098ddf4a196427f5165cdfde385941cb782e9c7b0edf82ba98d4455f9e [INFO] running `Command { std: "docker" "start" "-a" "633bda098ddf4a196427f5165cdfde385941cb782e9c7b0edf82ba98d4455f9e", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling onevec v0.1.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling owning_ref v0.4.1 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling synctree v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/arena.rs:123:76 [INFO] [stdout] | [INFO] [stdout] 123 | let old = mem::replace(&mut self.elements[id.0], unsafe { mem::uninitialized() }); [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 2.65s [INFO] running `Command { std: "docker" "inspect" "633bda098ddf4a196427f5165cdfde385941cb782e9c7b0edf82ba98d4455f9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "633bda098ddf4a196427f5165cdfde385941cb782e9c7b0edf82ba98d4455f9e", kill_on_drop: false }` [INFO] [stdout] 633bda098ddf4a196427f5165cdfde385941cb782e9c7b0edf82ba98d4455f9e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 485d4d23a9248060881b375f76307e8f94de716ed3997ec94b04f9ea4f441735 [INFO] running `Command { std: "docker" "start" "-a" "485d4d23a9248060881b375f76307e8f94de716ed3997ec94b04f9ea4f441735", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling synctree v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/arena.rs:123:76 [INFO] [stdout] | [INFO] [stdout] 123 | let old = mem::replace(&mut self.elements[id.0], unsafe { mem::uninitialized() }); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/arena.rs:123:76 [INFO] [stdout] | [INFO] [stdout] 123 | let old = mem::replace(&mut self.elements[id.0], unsafe { mem::uninitialized() }); [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 0.70s [INFO] running `Command { std: "docker" "inspect" "485d4d23a9248060881b375f76307e8f94de716ed3997ec94b04f9ea4f441735", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "485d4d23a9248060881b375f76307e8f94de716ed3997ec94b04f9ea4f441735", kill_on_drop: false }` [INFO] [stdout] 485d4d23a9248060881b375f76307e8f94de716ed3997ec94b04f9ea4f441735 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] de297146637a4a074765f5135c138f6950ed1753724d86d3f40bdaca77f141fe [INFO] running `Command { std: "docker" "start" "-a" "de297146637a4a074765f5135c138f6950ed1753724d86d3f40bdaca77f141fe", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/arena.rs:123:76 [INFO] [stderr] | [INFO] [stderr] 123 | let old = mem::replace(&mut self.elements[id.0], unsafe { mem::uninitialized() }); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `synctree` (lib) generated 1 warning [INFO] [stderr] warning: `synctree` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/synctree-34bf869e51afef1c) [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test arena::tests::iter ... ok [INFO] [stdout] test arena::tests::iter_mut ... ok [INFO] [stdout] test arena::tests::simple ... ok [INFO] [stdout] test macros::tests::tree_macro ... ok [INFO] [stdout] test node_arena::tests::into_inner ... ok [INFO] [stdout] test node_arena::tests::ptr_eq ... ok [INFO] [stdout] test node_arena::tests::read ... ok [INFO] [stdout] test node_arena::tests::write ... ok [INFO] [stdout] test tests::ancestors ... ok [INFO] [stdout] test tests::children_append ... ok [INFO] [stdout] test tests::children_iter ... ok [INFO] [stdout] test arena::tests::create ... ok [INFO] [stdout] test tests::children_iter_double_ended ... ok [INFO] [stdout] test tests::children_prepend ... ok [INFO] [stdout] test tests::read_write ... ok [INFO] [stdout] test tests::siblings ... ok [INFO] [stdout] test tests::siblings_iter ... ok [INFO] [stdout] test tests::traversal ... ok [INFO] [stdout] test tests::parent ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests synctree [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/macros.rs - macros::tree (line 36) ... ignored [INFO] [stdout] test src/macros.rs - macros::tree (line 50) ... ignored [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "de297146637a4a074765f5135c138f6950ed1753724d86d3f40bdaca77f141fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de297146637a4a074765f5135c138f6950ed1753724d86d3f40bdaca77f141fe", kill_on_drop: false }` [INFO] [stdout] de297146637a4a074765f5135c138f6950ed1753724d86d3f40bdaca77f141fe