[INFO] fetching crate sliding_tree 0.2.0...
[INFO] testing sliding_tree-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sliding_tree 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate sliding_tree 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate sliding_tree 0.2.0
[INFO] tweaked toml for crates.io crate sliding_tree 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sliding_tree 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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]      Locking 73 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.8.2)
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] [stderr]       Adding rand_pcg v0.3.1 (available: v0.10.2)
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5f225df5814f7c10b908f388d34bd1ddd63f7cf2271a4b5c932a02f7c5a71293
[INFO] running `Command { std: "docker" "start" "-a" "5f225df5814f7c10b908f388d34bd1ddd63f7cf2271a4b5c932a02f7c5a71293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f225df5814f7c10b908f388d34bd1ddd63f7cf2271a4b5c932a02f7c5a71293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f225df5814f7c10b908f388d34bd1ddd63f7cf2271a4b5c932a02f7c5a71293", kill_on_drop: false }`
[INFO] [stdout] 5f225df5814f7c10b908f388d34bd1ddd63f7cf2271a4b5c932a02f7c5a71293
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c5a669ca3dc22c97bdfcc6942741f917b34aed0a693e28762648e42aa7d3a245
[INFO] running `Command { std: "docker" "start" "-a" "c5a669ca3dc22c97bdfcc6942741f917b34aed0a693e28762648e42aa7d3a245", kill_on_drop: false }`
[INFO] [stderr]    Compiling sliding_tree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "c5a669ca3dc22c97bdfcc6942741f917b34aed0a693e28762648e42aa7d3a245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a669ca3dc22c97bdfcc6942741f917b34aed0a693e28762648e42aa7d3a245", kill_on_drop: false }`
[INFO] [stdout] c5a669ca3dc22c97bdfcc6942741f917b34aed0a693e28762648e42aa7d3a245
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1a9aced39339ec735e16beb577dd2d0912b5ebc8061653ddee395eaaa0a92998
[INFO] running `Command { std: "docker" "start" "-a" "1a9aced39339ec735e16beb577dd2d0912b5ebc8061653ddee395eaaa0a92998", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling clap_builder v4.6.0
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_pcg v0.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling clap v4.6.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling enumoid_derive v0.4.0
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling enumoid v0.4.0
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling sliding_tree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 25.43s
[INFO] running `Command { std: "docker" "inspect" "1a9aced39339ec735e16beb577dd2d0912b5ebc8061653ddee395eaaa0a92998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a9aced39339ec735e16beb577dd2d0912b5ebc8061653ddee395eaaa0a92998", kill_on_drop: false }`
[INFO] [stdout] 1a9aced39339ec735e16beb577dd2d0912b5ebc8061653ddee395eaaa0a92998
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d02c7f5f6f8e473b1244a29b689c1dac57d282d3b20be15cdbd0d33242e2f442
[INFO] running `Command { std: "docker" "start" "-a" "d02c7f5f6f8e473b1244a29b689c1dac57d282d3b20be15cdbd0d33242e2f442", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sliding_tree-b4048fd435becdfd)
[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/buffers.rs (/opt/rustwide/target/debug/deps/buffers-af8185e3c094f299)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_preallocate ... ok
[INFO] [stdout] test test_capacity ... ok
[INFO] [stdout] test test_recursive_allocation ... ok
[INFO] [stdout] test test_sliding_buffers ... ok
[INFO] [stdout] test test_assert_can_reference_panics - should panic ... ok
[INFO] [stderr]      Running tests/mcts.rs (/opt/rustwide/target/debug/deps/mcts-3f968fee8a01814c)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_nim_state ... ok
[INFO] [stdout] test tests::test_first_player_wins_not_take_last ... ok
[INFO] [stdout] test tests::test_first_player_wins_take_last ... ok
[INFO] [stdout] test tests::test_second_player_wins_not_take_last ... ok
[INFO] [stdout] test tests::test_second_player_wins_take_last ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tree.rs (/opt/rustwide/target/debug/deps/tree-a583415d352fe4c0)
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.75s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test test_capacity_too_small ... ok
[INFO] [stdout] test test_empty ... ok
[INFO] [stdout] test test_follow_first_child ... ok
[INFO] [stdout] test test_follow_last_child ... ok
[INFO] [stdout] test test_grow_capacity_100 ... ok
[INFO] [stdout] test test_subtree_no_overflow ... ok
[INFO] [stdout] test test_grow_capacity_10_and_trim ... ok
[INFO] [stdout] test test_grow_capacity_49_with_hint ... ok
[INFO] [stdout] test test_grow_capacity_49_without_hint ... ok
[INFO] [stdout] test test_node_data ... ok
[INFO] [stdout] test test_root_data ... ok
[INFO] [stdout] test test_subtree_overflow_with_hint ... ok
[INFO] [stdout] test test_subtree_overflow_without_hint ... ok
[INFO] [stdout] test test_two_subtrees ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sliding_tree
[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" "d02c7f5f6f8e473b1244a29b689c1dac57d282d3b20be15cdbd0d33242e2f442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d02c7f5f6f8e473b1244a29b689c1dac57d282d3b20be15cdbd0d33242e2f442", kill_on_drop: false }`
[INFO] [stdout] d02c7f5f6f8e473b1244a29b689c1dac57d282d3b20be15cdbd0d33242e2f442
