[INFO] crate id_tree 1.5.0 is already in cache
[INFO] extracting crate id_tree 1.5.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/id_tree/1.5.0
[INFO] extracting crate id_tree 1.5.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/id_tree/1.5.0
[INFO] validating manifest of id_tree-1.5.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of id_tree-1.5.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing id_tree-1.5.0
[INFO] removed 0 missing examples
[INFO] finished frobbing id_tree-1.5.0
[INFO] frobbed toml for id_tree-1.5.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/id_tree/1.5.0/Cargo.toml
[INFO] started frobbing id_tree-1.5.0
[INFO] removed 0 missing examples
[INFO] finished frobbing id_tree-1.5.0
[INFO] frobbed toml for id_tree-1.5.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/id_tree/1.5.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing id_tree-1.5.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/id_tree/1.5.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 8571b478402e47cacd1ff3014d11e1b51f9f03abac68e316fdeda3c427519042
[INFO] running `"docker" "start" "-a" "8571b478402e47cacd1ff3014d11e1b51f9f03abac68e316fdeda3c427519042"`
[INFO] [stderr]    Compiling snowflake v1.3.0
[INFO] [stderr]    Compiling id_tree v1.5.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `"docker" "inspect" "8571b478402e47cacd1ff3014d11e1b51f9f03abac68e316fdeda3c427519042"`
[INFO] running `"docker" "rm" "-f" "8571b478402e47cacd1ff3014d11e1b51f9f03abac68e316fdeda3c427519042"`
[INFO] [stdout] 8571b478402e47cacd1ff3014d11e1b51f9f03abac68e316fdeda3c427519042
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/id_tree/1.5.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] bec46c5a8530923375cfe63b5d489bacaed54424cc3b5cadb00c98a433e4d640
[INFO] running `"docker" "start" "-a" "bec46c5a8530923375cfe63b5d489bacaed54424cc3b5cadb00c98a433e4d640"`
[INFO] [stderr]    Compiling id_tree v1.5.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.15s
[INFO] running `"docker" "inspect" "bec46c5a8530923375cfe63b5d489bacaed54424cc3b5cadb00c98a433e4d640"`
[INFO] running `"docker" "rm" "-f" "bec46c5a8530923375cfe63b5d489bacaed54424cc3b5cadb00c98a433e4d640"`
[INFO] [stdout] bec46c5a8530923375cfe63b5d489bacaed54424cc3b5cadb00c98a433e4d640
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/id_tree/1.5.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 154bd88550284e8682123561f112c9e4b25c687e75310d9235c3eade7db474d1
[INFO] running `"docker" "start" "-a" "154bd88550284e8682123561f112c9e4b25c687e75310d9235c3eade7db474d1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/id_tree-d159c8c35b5bb827
[INFO] [stdout] running 52 tests
[INFO] [stdout] test iterators::tests::test_children_ids_clone ... ok
[INFO] [stdout] test iterators::tests::test_children_clone ... ok
[INFO] [stdout] test iterators::tests::test_children ... ok
[INFO] [stdout] test iterators::tests::test_ancestors_clone ... ok
[INFO] [stdout] test iterators::tests::test_ancestors ... ok
[INFO] [stdout] test iterators::tests::test_ancestor_ids_clone ... ok
[INFO] [stdout] test iterators::tests::test_level_order_traversal ... ok
[INFO] [stdout] test iterators::tests::test_level_order_traversal_clone ... ok
[INFO] [stdout] test iterators::tests::test_ancestor_ids ... ok
[INFO] [stdout] test iterators::tests::test_level_order_traversal_ids ... ok
[INFO] [stdout] test iterators::tests::test_level_order_traversal_ids_clone ... ok
[INFO] [stdout] test iterators::tests::test_post_order_traversal ... ok
[INFO] [stdout] test iterators::tests::test_post_order_traversal_clone ... ok
[INFO] [stdout] test iterators::tests::test_post_order_traversal_ids ... ok
[INFO] [stdout] test iterators::tests::test_post_order_traversal_ids_clone ... ok
[INFO] [stdout] test iterators::tests::test_pre_order_traversal ... ok
[INFO] [stdout] test iterators::tests::test_pre_order_traversal_clone ... ok
[INFO] [stdout] test iterators::tests::test_pre_order_traversal_ids ... ok
[INFO] [stdout] test iterators::tests::test_pre_order_traversal_ids_clone ... ok
[INFO] [stdout] test node::node_builder_tests::test_new ... ok
[INFO] [stdout] test iterators::tests::test_children_ids ... ok
[INFO] [stdout] test node::node_tests::test_partial_eq ... ok
[INFO] [stdout] test node::node_tests::test_children ... ok
[INFO] [stdout] test node::node_tests::test_data ... ok
[INFO] [stdout] test node::node_tests::test_data_mut ... ok
[INFO] [stdout] test node::node_tests::test_new ... ok
[INFO] [stdout] test node::node_builder_tests::test_with_child_capacity ... ok
[INFO] [stdout] test node::node_tests::test_parent ... ok
[INFO] [stdout] test tree::tree_builder_tests::test_with_node_capacity ... ok
[INFO] [stdout] test tree::tree_builder_tests::test_with_root ... ok
[INFO] [stdout] test tree::tree_builder_tests::test_new ... ok
[INFO] [stdout] test tree::tree_builder_tests::test_with_swap_capacity ... ok
[INFO] [stdout] test tree::tree_tests::test_clone ... ok
[INFO] [stdout] test tree::tree_tests::test_find_subtree_root_below_upper_id ... ok
[INFO] [stdout] test tree::tree_tests::test_get ... ok
[INFO] [stdout] test tree::tree_tests::test_get_mut ... ok
[INFO] [stdout] test tree::tree_tests::test_insert_with_parent ... ok
[INFO] [stdout] test tree::tree_tests::test_move_node_to_parent ... ok
[INFO] [stdout] test tree::tree_tests::test_move_node_to_root ... ok
[INFO] [stdout] test tree::tree_tests::test_new ... ok
[INFO] [stdout] test tree::tree_tests::test_partial_eq ... ok
[INFO] [stdout] test tree::tree_tests::test_remove_node_lift_children ... ok
[INFO] [stdout] test tree::tree_tests::test_remove_node_orphan_children ... ok
[INFO] [stdout] test tree::tree_tests::test_remove_root ... ok
[INFO] [stdout] test tree::tree_tests::test_root_node_id ... ok
[INFO] [stdout] test tree::tree_builder_tests::test_with_all_settings ... ok
[INFO] [stdout] test tree::tree_tests::test_set_root ... ok
[INFO] [stdout] test tree::tree_builder_tests::test_build ... ok
[INFO] [stdout] test tree::tree_tests::test_tree_height ... ok
[INFO] [stdout] test tree::tree_tests::test_swap_nodes_take_children ... ok
[INFO] [stdout] test tree::tree_tests::test_swap_nodes_children_only ... ok
[INFO] [stdout] test tree::tree_tests::test_swap_nodes_leave_children ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 52 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/error_tests-c33387e0abcfd79a
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test test_ancestor_ids_old_id ... ok
[INFO] [stdout] test test_ancestors_different_trees ... ok
[INFO] [stdout] test test_children_different_trees ... ok
[INFO] [stdout] test test_children_ids_different_trees ... ok
[INFO] [stdout] test test_children_ids_old_id ... ok
[INFO] [stdout] test test_children_old_id ... ok
[INFO] [stdout] test test_move_node_from_other_tree ... ok
[INFO] [stdout] test test_get_node_from_other_tree ... ok
[INFO] [stdout] test test_get_mut_node_from_other_tree ... ok
[INFO] [stdout] test test_ancestor_ids_different_trees ... ok
[INFO] [stdout] test test_move_node_into_other_tree ... ok
[INFO] [stdout] test test_ancestors_old_id ... ok
[INFO] [stdout] test test_remove_node_remove_children_from_other_tree ... ok
[INFO] [stdout] test test_move_node_to_root_by_invalid_id ... ok
[INFO] [stdout] test test_old_node_id ... ok
[INFO] [stdout] test test_sort_by_data_invalid_id ... ok
[INFO] [stdout] test test_remove_node_lift_children_from_other_tree ... ok
[INFO] [stdout] test test_sort_by_invalid_id ... ok
[INFO] [stdout] test test_sort_by_key_invalid_id ... ok
[INFO] [stdout] test test_remove_node_orphan_children_from_other_tree ... ok
[INFO] [stdout] test test_swap_sub_trees_of_different_trees ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests id_tree
[INFO] [stdout] 
[INFO] [stdout] running 47 tests
[INFO] [stdout] test src/behaviors.rs - behaviors::InsertBehavior::AsRoot (line 164) ... ok
[INFO] [stdout] test src/behaviors.rs - behaviors::InsertBehavior::UnderNode (line 180) ... ok
[INFO] [stdout] test src/behaviors.rs - behaviors::MoveBehavior::ToParent (line 133) ... ok
[INFO] [stdout] test src/behaviors.rs - behaviors::MoveBehavior::ToRoot (line 102) ... ok
[INFO] [stdout] test src/behaviors.rs - behaviors::RemoveBehavior::LiftChildren (line 43) ... ok
[INFO] [stdout] test src/behaviors.rs - behaviors::RemoveBehavior::OrphanChildren (line 69) ... ok
[INFO] [stdout] test src/behaviors.rs - behaviors::RemoveBehavior::DropChildren (line 15) ... ok
[INFO] [stdout] test src/behaviors.rs - behaviors::SwapBehavior::ChildrenOnly (line 271) ... ok
[INFO] [stdout] test src/node.rs - node::Node<T>::data_mut (line 127) ... ok
[INFO] [stdout] test src/node.rs - node::Node<T>::new (line 98) ... ok
[INFO] [stdout] test src/node.rs - node::Node<T>::children (line 186) ... ok
[INFO] [stdout] test src/node.rs - node::Node<T>::data (line 111) ... ok
[INFO] [stdout] test src/node.rs - node::Node<T>::parent (line 168) ... ok
[INFO] [stdout] test src/behaviors.rs - behaviors::SwapBehavior::LeaveChildren (line 238) ... ok
[INFO] [stdout] test src/behaviors.rs - behaviors::SwapBehavior::TakeChildren (line 209) ... ok
[INFO] [stdout] test src/lib.rs -  (line 18) ... ok
[INFO] [stdout] test src/node.rs - node::NodeBuilder<T>::with_child_capacity (line 40) ... ok
[INFO] [stdout] test src/node.rs - node::NodeBuilder<T>::new (line 15) ... ok
[INFO] [stdout] test src/node.rs - node::Node<T>::replace_data (line 145) ... ok
[INFO] [stdout] test src/node.rs - node::NodeBuilder<T>::build (line 54) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::ancestor_ids (line 1087) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::children_ids (line 1147) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::get_mut (line 314) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::ancestors (line 1058) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::height (line 188) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::children (line 1117) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::get (line 288) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::insert (line 224) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::move_node (line 432) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::new (line 168) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::sort_children_by_data (line 611) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::sort_children_by (line 563) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::sort_children_by_key (line 656) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::root_node_id (line 1038) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::remove_node (line 350) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::traverse_level_order (line 1312) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::swap_nodes (line 706) ... ok
[INFO] [stdout] test src/tree.rs - tree::TreeBuilder<T>::build (line 109) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::traverse_post_order (line 1244) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::traverse_post_order_ids (line 1278) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::traverse_level_order_ids (line 1346) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::traverse_pre_order (line 1176) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::traverse_pre_order_ids (line 1210) ... ok
[INFO] [stdout] test src/tree.rs - tree::TreeBuilder<T>::new (line 19) ... ok
[INFO] [stdout] test src/tree.rs - tree::TreeBuilder<T>::with_node_capacity (line 58) ... ok
[INFO] [stdout] test src/tree.rs - tree::TreeBuilder<T>::with_root (line 36) ... ok
[INFO] [stdout] test src/tree.rs - tree::TreeBuilder<T>::with_swap_capacity (line 95) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 47 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "154bd88550284e8682123561f112c9e4b25c687e75310d9235c3eade7db474d1"`
[INFO] running `"docker" "rm" "-f" "154bd88550284e8682123561f112c9e4b25c687e75310d9235c3eade7db474d1"`
[INFO] [stdout] 154bd88550284e8682123561f112c9e4b25c687e75310d9235c3eade7db474d1