[INFO] fetching crate id_tree 1.8.0...
[INFO] testing id_tree-1.8.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate id_tree 1.8.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate id_tree 1.8.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate id_tree 1.8.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate id_tree 1.8.0
[INFO] tweaked toml for crates.io crate id_tree 1.8.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate id_tree 1.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ece3b9e5870a51f9094e7409cce493d2ea41000ea262c92f8e472215d5e49336
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ece3b9e5870a51f9094e7409cce493d2ea41000ea262c92f8e472215d5e49336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ece3b9e5870a51f9094e7409cce493d2ea41000ea262c92f8e472215d5e49336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ece3b9e5870a51f9094e7409cce493d2ea41000ea262c92f8e472215d5e49336", kill_on_drop: false }`
[INFO] [stdout] ece3b9e5870a51f9094e7409cce493d2ea41000ea262c92f8e472215d5e49336
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f9cfcdbc0c9517dc2fe7ed37875c59b1682fdec37d161a5bdbcc8346beb4e2f9
[INFO] running `Command { std: "docker" "start" "-a" "f9cfcdbc0c9517dc2fe7ed37875c59b1682fdec37d161a5bdbcc8346beb4e2f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling id_tree v1.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "f9cfcdbc0c9517dc2fe7ed37875c59b1682fdec37d161a5bdbcc8346beb4e2f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9cfcdbc0c9517dc2fe7ed37875c59b1682fdec37d161a5bdbcc8346beb4e2f9", kill_on_drop: false }`
[INFO] [stdout] f9cfcdbc0c9517dc2fe7ed37875c59b1682fdec37d161a5bdbcc8346beb4e2f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32d5c2adb60b4922a2e80e3d2efa65d58d2f77ae3798b162156de246d2766dc1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "32d5c2adb60b4922a2e80e3d2efa65d58d2f77ae3798b162156de246d2766dc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling id_tree v1.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `Command { std: "docker" "inspect" "32d5c2adb60b4922a2e80e3d2efa65d58d2f77ae3798b162156de246d2766dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32d5c2adb60b4922a2e80e3d2efa65d58d2f77ae3798b162156de246d2766dc1", kill_on_drop: false }`
[INFO] [stdout] 32d5c2adb60b4922a2e80e3d2efa65d58d2f77ae3798b162156de246d2766dc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d2883becf24aa6565646ffc97a0eb1b70d857e34967711874feadb1bef529d3f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d2883becf24aa6565646ffc97a0eb1b70d857e34967711874feadb1bef529d3f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/id_tree-2653b838f6d938e8)
[INFO] [stdout] running 52 tests
[INFO] [stdout] test iterators::tests::test_ancestors ... ok
[INFO] [stdout] test iterators::tests::test_children_clone ... 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_ancestor_ids_clone ... ok
[INFO] [stdout] test iterators::tests::test_post_order_traversal ... ok
[INFO] [stdout] test iterators::tests::test_level_order_traversal ... ok
[INFO] [stdout] test iterators::tests::test_post_order_traversal_ids_clone ... ok
[INFO] [stdout] test iterators::tests::test_level_order_traversal_clone ... ok
[INFO] [stdout] test iterators::tests::test_pre_order_traversal ... ok
[INFO] [stdout] test iterators::tests::test_post_order_traversal_clone ... 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 node::node_builder_tests::test_new ... ok
[INFO] [stdout] test node::node_tests::test_children ... ok
[INFO] [stdout] test node::node_builder_tests::test_with_child_capacity ... ok
[INFO] [stdout] test node::node_tests::test_data_mut ... ok
[INFO] [stdout] test node::node_tests::test_data ... ok
[INFO] [stdout] test node::node_tests::test_new ... ok
[INFO] [stdout] test node::node_tests::test_parent ... ok
[INFO] [stdout] test node::node_tests::test_partial_eq ... ok
[INFO] [stdout] test tree::tree_builder_tests::test_with_all_settings ... ok
[INFO] [stdout] test iterators::tests::test_children_ids ... ok
[INFO] [stdout] test iterators::tests::test_children_ids_clone ... ok
[INFO] [stdout] test iterators::tests::test_children ... ok
[INFO] [stdout] test tree::tree_builder_tests::test_with_node_capacity ... ok
[INFO] [stdout] test iterators::tests::test_post_order_traversal_ids ... ok
[INFO] [stdout] test iterators::tests::test_pre_order_traversal_ids_clone ... ok
[INFO] [stdout] test tree::tree_builder_tests::test_with_swap_capacity ... ok
[INFO] [stdout] test tree::tree_tests::test_get ... ok
[INFO] [stdout] test iterators::tests::test_ancestor_ids ... ok
[INFO] [stdout] test tree::tree_builder_tests::test_build ... ok
[INFO] [stdout] test tree::tree_builder_tests::test_new ... ok
[INFO] [stdout] test iterators::tests::test_ancestors_clone ... ok
[INFO] [stdout] test tree::tree_builder_tests::test_with_root ... ok
[INFO] [stdout] test tree::tree_tests::test_find_subtree_root_below_upper_id ... 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_insert_with_parent ... ok
[INFO] [stdout] test tree::tree_tests::test_new ... ok
[INFO] [stdout] test tree::tree_tests::test_partial_eq ... ok
[INFO] [stderr]      Running tests/error_tests.rs (/opt/rustwide/target/debug/deps/error_tests-d771c4a73680bb78)
[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_tests::test_set_root ... ok
[INFO] [stdout] test tree::tree_tests::test_swap_nodes_leave_children ... ok
[INFO] [stdout] test tree::tree_tests::test_swap_nodes_children_only ... ok
[INFO] [stdout] test tree::tree_tests::test_tree_height ... ok
[INFO] [stdout] test tree::tree_tests::test_get_mut ... ok
[INFO] [stdout] test tree::tree_tests::test_swap_nodes_take_children ... ok
[INFO] [stdout] test tree::tree_tests::test_clone ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 52 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test test_move_node_into_other_tree ... ok
[INFO] [stdout] test test_children_different_trees ... ok
[INFO] [stdout] test test_move_node_to_root_by_invalid_id ... ok
[INFO] [stdout] test test_children_ids_different_trees ... ok
[INFO] [stdout] test test_remove_node_orphan_children_from_other_tree ... ok
[INFO] [stdout] test test_ancestor_ids_different_trees ... ok
[INFO] [stdout] test test_remove_node_lift_children_from_other_tree ... ok
[INFO] [stdout] test test_children_old_id ... ok
[INFO] [stdout] test test_children_ids_old_id ... ok
[INFO] [stdout] test test_ancestors_different_trees ... ok
[INFO] [stdout] test test_move_node_from_other_tree ... ok
[INFO] [stdout] test test_get_mut_node_from_other_tree ... ok
[INFO] [stdout] test test_get_node_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_remove_children_from_other_tree ... ok
[INFO] [stdout] test test_sort_by_data_invalid_id ... ok
[INFO] [stdout] test test_ancestor_ids_old_id ... ok
[INFO] [stdout] test test_swap_sub_trees_of_different_trees ... ok
[INFO] [stdout] test test_ancestors_old_id ... ok
[INFO] [stdout] test test_old_node_id ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests id_tree
[INFO] [stdout] 
[INFO] [stdout] running 52 tests
[INFO] [stdout] test src/node.rs - node::Node<T>::new (line 99) ... ok
[INFO] [stdout] test src/node.rs - node::Node<T>::parent (line 169) ... ok
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name id_tree --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern id_tree=/opt/rustwide/target/debug/deps/libid_tree-a2d27b2be1177265.rlib --extern snowflake=/opt/rustwide/target/debug/deps/libsnowflake-08f6b5d8820ff7e1.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "d2883becf24aa6565646ffc97a0eb1b70d857e34967711874feadb1bef529d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2883becf24aa6565646ffc97a0eb1b70d857e34967711874feadb1bef529d3f", kill_on_drop: false }`
[INFO] [stdout] d2883becf24aa6565646ffc97a0eb1b70d857e34967711874feadb1bef529d3f