[INFO] fetching crate trees 0.4.2... [INFO] testing trees-0.4.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate trees 0.4.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate trees 0.4.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate trees 0.4.2 [INFO] finished tweaking crates.io crate trees 0.4.2 [INFO] tweaked toml for crates.io crate trees 0.4.2 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 87f129705d71cc86f97d353e99dacc2456eaae504f08d86f4495db5e6a4ebd99 [INFO] running `Command { std: "docker" "start" "-a" "87f129705d71cc86f97d353e99dacc2456eaae504f08d86f4495db5e6a4ebd99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "87f129705d71cc86f97d353e99dacc2456eaae504f08d86f4495db5e6a4ebd99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87f129705d71cc86f97d353e99dacc2456eaae504f08d86f4495db5e6a4ebd99", kill_on_drop: false }` [INFO] [stdout] 87f129705d71cc86f97d353e99dacc2456eaae504f08d86f4495db5e6a4ebd99 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0caedc289d2dc3479ddcf512c345b2e7885cfe4a15917840eb5f9ca464d7167a [INFO] running `Command { std: "docker" "start" "-a" "0caedc289d2dc3479ddcf512c345b2e7885cfe4a15917840eb5f9ca464d7167a", kill_on_drop: false }` [INFO] [stderr] Compiling trees v0.4.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.11s [INFO] running `Command { std: "docker" "inspect" "0caedc289d2dc3479ddcf512c345b2e7885cfe4a15917840eb5f9ca464d7167a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0caedc289d2dc3479ddcf512c345b2e7885cfe4a15917840eb5f9ca464d7167a", kill_on_drop: false }` [INFO] [stdout] 0caedc289d2dc3479ddcf512c345b2e7885cfe4a15917840eb5f9ca464d7167a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 622ef7eb06cd969f184b5912b10391ba65390370581bb3cf70fbcab7102bf36c [INFO] running `Command { std: "docker" "start" "-a" "622ef7eb06cd969f184b5912b10391ba65390370581bb3cf70fbcab7102bf36c", kill_on_drop: false }` [INFO] [stderr] Compiling trees v0.4.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.58s [INFO] running `Command { std: "docker" "inspect" "622ef7eb06cd969f184b5912b10391ba65390370581bb3cf70fbcab7102bf36c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "622ef7eb06cd969f184b5912b10391ba65390370581bb3cf70fbcab7102bf36c", kill_on_drop: false }` [INFO] [stdout] 622ef7eb06cd969f184b5912b10391ba65390370581bb3cf70fbcab7102bf36c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4594693bb2ab7458ca7903d9319e1fbc6e0c384ae9609f67a58b7b8a483faf57 [INFO] running `Command { std: "docker" "start" "-a" "4594693bb2ab7458ca7903d9319e1fbc6e0c384ae9609f67a58b7b8a483faf57", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/trees-9b30f2d3fe9fdb32) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test bfs_impls::tests::piled_forest_from_bfs ... ok [INFO] [stderr] Doc-tests trees [INFO] [stdout] test bfs_impls::tests::piled_forest_from_bfs_1_1 ... ok [INFO] [stdout] test bfs_impls::tests::piled_tree_from_bfs_1_1 ... ok [INFO] [stdout] test bfs_impls::tests::piled_tree_from_bfs ... ok [INFO] [stdout] test forest::tests::empty_piled_forest_from_tuple ... ok [INFO] [stdout] test forest::tests::piled_forest_from_tuple ... ok [INFO] [stdout] test rc::tests::rc_works ... ok [INFO] [stdout] test tree::tests::piled_tree_from_tuple ... ok [INFO] [stdout] test tuple::tests::forest_preorder ... ok [INFO] [stdout] test tuple::tests::tree_postorder ... ok [INFO] [stdout] test tuple::tests::forest_postorder ... ok [INFO] [stdout] test tuple::tests::tree_preorder ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 88 tests [INFO] [stdout] test src/rc.rs - rc::RcNode::append (line 373) ... FAILED [INFO] [stdout] test src/rc.rs - rc::RcNode::has_no_child (line 215) ... FAILED [INFO] [stdout] test src/rc.rs - rc::RcNode::insert_next_sib (line 404) ... FAILED [INFO] [stdout] test src/rc.rs - rc::RcNode::iter_rc (line 433) ... FAILED [INFO] [stdout] test src/bfs_impls.rs - bfs_impls::Forest::into_bfs (line 189) ... FAILED [INFO] [stdout] test src/forest.rs - forest::Forest::degree (line 92) ... FAILED [INFO] [stdout] test src/walk.rs - walk::ForestWalk::next (line 514) ... FAILED [INFO] [stdout] test src/node.rs - node::Node::prepend (line 490) ... FAILED [INFO] [stdout] test src/rc.rs - rc::RcNode::node_count (line 240) ... FAILED [INFO] [stdout] test src/tree.rs - tree::Tree::prepend (line 125) ... FAILED [INFO] [stdout] test src/tree.rs - tree::Tree::abandon (line 165) ... FAILED [INFO] [stdout] test src/walk.rs - walk::ForestWalk::get_parent (line 544) ... FAILED [INFO] [stdout] test src/rc.rs - rc::RcNode::parent (line 279) ... FAILED [INFO] [stdout] test src/walk.rs - walk::ForestWalk::forward (line 481) ... FAILED [INFO] [stdout] test src/bfs_impls.rs - bfs_impls::Node::deep_clone (line 14) ... FAILED [INFO] [stdout] test src/tree.rs - tree::Tree::pop_front (line 189) ... FAILED [INFO] [stdout] test src/node.rs - node::Node::push_back (line 393) ... FAILED [INFO] [stdout] test src/forest.rs - forest::Forest::iter (line 114) ... FAILED [INFO] [stdout] test src/tree.rs - tree::Tree::push_back (line 109) ... FAILED [INFO] [stdout] test src/node.rs - node::Node::insert_prev_sib (line 197) ... FAILED [INFO] [stdout] test src/rc.rs - rc::RcNode::deep_clone (line 501) ... FAILED [INFO] [stdout] test src/node.rs - node::Node::pop_front (line 418) ... FAILED [INFO] [stdout] test src/rc.rs - rc::RcNode::back (line 266) ... FAILED [INFO] [stdout] test src/walk.rs - walk::TreeWalk::get (line 269) ... FAILED [INFO] [stdout] test src/walk.rs - walk::TreeWalk::to_parent (line 335) ... FAILED [INFO] [stdout] test src/walk.rs - walk::ForestWalk::to_sib (line 576) ... FAILED [INFO] [stdout] test src/node.rs - node::Node::insert_next_sib (line 228) ... FAILED [INFO] [stdout] test src/rc.rs - rc::RcNode::insert_prev_sib (line 388) ... FAILED [INFO] [stdout] test src/walk.rs - walk::ForestWalk::revisit (line 591) ... FAILED [INFO] [stdout] test src/walk.rs - walk::ForestWalk::to_child (line 561) ... FAILED [INFO] [stdout] test src/walk.rs - walk::TreeWalk::to_sib (line 382) ... FAILED [INFO] [stdout] test src/walk.rs - walk::TreeWalk::next (line 318) ... FAILED [INFO] [stdout] test src/rc.rs - rc::RcNode::push_front (line 293) ... FAILED [INFO] [stdout] test src/walk.rs - walk::ForestWalk::to_parent (line 529) ... FAILED [INFO] [stdout] test src/walk.rs - walk::TreeWalk::to_child (line 367) ... FAILED [INFO] [stdout] test src/walk.rs - walk::TreeWalk::forward (line 282) ... FAILED [INFO] [stdout] test src/rc.rs - rc::RcNode::push_back (line 308) ... FAILED [INFO] [stdout] test src/node.rs - node::Node::parent (line 170) ... FAILED [INFO] [stdout] test src/tree.rs - tree::Tree::push_front (line 93) ... FAILED [INFO] [stdout] test src/tree.rs - tree::Tree::from_tuple (line 40) ... FAILED [INFO] [stdout] test src/walk.rs - walk::TreeWalk::get_parent (line 350) ... FAILED [INFO] [stdout] test src/walk.rs - walk::TreeWalk::revisit (line 397) ... FAILED [INFO] [stdout] test src/tree.rs - tree::Tree::pop_back (line 208) ... FAILED [INFO] [stdout] test src/walk.rs - walk::ForestWalk::get (line 468) ... FAILED [INFO] [stdout] test src/rc.rs - rc::RcNode::front (line 253) ... FAILED [INFO] [stdout] test src/tree.rs - tree::Tree::append (line 145) ... FAILED [INFO] [stdout] test src/node.rs - node::Node::iter_mut (line 324) ... FAILED [INFO] [stdout] test src/bfs_impls.rs - bfs_impls::Node::bfs (line 94) ... FAILED [INFO] [stdout] test src/forest.rs - forest::Forest::append (line 259) ... FAILED [INFO] [stdout] test src/bfs_impls.rs - bfs_impls::Tree::bfs_children_mut (line 219) ... FAILED [INFO] [stdout] test src/node.rs - node::Node::pop_back (line 454) ... FAILED [INFO] [stdout] test src/rc.rs - rc::RcNode::pop_front (line 323) ... FAILED [INFO] [stdout] test src/tree.rs - tree::Tree::iter_mut (line 80) ... FAILED [INFO] [stdout] test src/rc.rs - rc::RcNode::prepend (line 359) ... FAILED [INFO] [stdout] test src/rc.rs - rc::RcNode::degree (line 228) ... FAILED [INFO] [stdout] test src/bfs_impls.rs - bfs_impls::Forest::bfs_mut (line 171) ... FAILED [INFO] [stdout] test src/bfs_impls.rs - bfs_impls::Node::bfs_children_mut (line 75) ... FAILED [INFO] [stdout] test src/bfs_impls.rs - bfs_impls::Tree::into_bfs (line 249) ... FAILED [INFO] [stdout] test src/forest.rs - forest::Forest::push_back (line 186) ... ok [INFO] [stdout] test src/lib.rs - (line 29) ... ok [INFO] [stdout] test src/rc.rs - rc::RcNode::detach (line 418) ... ok [INFO] [stdout] test src/node.rs - node::Node::has_no_child (line 121) ... ok [INFO] [stdout] test src/node.rs - node::Node::iter (line 300) ... ok [INFO] [stdout] test src/lib.rs - (line 43) ... ok [INFO] [stdout] test src/rc.rs - rc::RcNode::pop_back (line 342) ... ok [INFO] [stdout] test src/forest.rs - forest::Forest::has_no_child (line 79) ... ok [INFO] [stdout] test src/bfs_impls.rs - bfs_impls::Node::deep_clone_forest (line 37) ... ok [INFO] [stdout] test src/node.rs - node::Node::push_front (line 368) ... ok [INFO] [stdout] test src/lib.rs - (line 37) ... ok [INFO] [stdout] test src/forest.rs - forest::Forest::pop_front (line 202) ... ok [INFO] [stdout] test src/node.rs - node::Node::degree (line 135) ... ok [INFO] [stdout] test src/rc.rs - rc::RcNode::is_root (line 160) ... ok [INFO] [stdout] test src/node.rs - node::Node::node_count (line 151) ... ok [INFO] [stdout] test src/forest.rs - forest::Forest::pop_back (line 221) ... ok [INFO] [stdout] test src/node.rs - node::Node::detach (line 256) ... ok [INFO] [stdout] test src/bfs_impls.rs - bfs_impls::Forest::bfs (line 156) ... ok [INFO] [stdout] test src/bfs.rs - bfs::BfsTree::map (line 38) ... ok [INFO] [stdout] test src/rc.rs - rc::RcNode::into_tree (line 470) ... ok [INFO] [stdout] test src/forest.rs - forest::Forest::push_front (line 170) ... ok [INFO] [stdout] test src/bfs.rs - bfs::BfsForest::map (line 82) ... ok [INFO] [stdout] test src/forest.rs - forest::Forest::from_tuple (line 39) ... ok [INFO] [stdout] test src/forest.rs - forest::Forest::iter_mut (line 132) ... ok [INFO] [stdout] test src/bfs_impls.rs - bfs_impls::Node::bfs_children (line 60) ... ok [INFO] [stdout] test src/bfs_impls.rs - bfs_impls::Tree::bfs_mut (line 234) ... ok [INFO] [stdout] test src/node.rs - node::Node::append (line 520) ... ok [INFO] [stdout] test src/forest.rs - forest::Forest::prepend (line 240) ... ok [INFO] [stdout] test src/bfs_impls.rs - bfs_impls::Node::bfs_mut (line 111) ... ok [INFO] [stdout] test src/forest.rs - forest::Forest::node_count (line 103) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/rc.rs - rc::RcNode::append (line 373) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/rc.rs - rc::RcNode::has_no_child (line 215) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/rc.rs - rc::RcNode::insert_next_sib (line 404) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/rc.rs - rc::RcNode::iter_rc (line 433) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/bfs_impls.rs - bfs_impls::Forest::into_bfs (line 189) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/forest.rs - forest::Forest::degree (line 92) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::ForestWalk::next (line 514) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/node.rs - node::Node::prepend (line 490) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/rc.rs - rc::RcNode::node_count (line 240) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/tree.rs - tree::Tree::prepend (line 125) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/tree.rs - tree::Tree::abandon (line 165) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::ForestWalk::get_parent (line 544) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/rc.rs - rc::RcNode::parent (line 279) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::ForestWalk::forward (line 481) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/bfs_impls.rs - bfs_impls::Node::deep_clone (line 14) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/tree.rs - tree::Tree::pop_front (line 189) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/node.rs - node::Node::push_back (line 393) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/forest.rs - forest::Forest::iter (line 114) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/tree.rs - tree::Tree::push_back (line 109) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/node.rs - node::Node::insert_prev_sib (line 197) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/rc.rs - rc::RcNode::deep_clone (line 501) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/node.rs - node::Node::pop_front (line 418) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/rc.rs - rc::RcNode::back (line 266) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::TreeWalk::get (line 269) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::TreeWalk::to_parent (line 335) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::ForestWalk::to_sib (line 576) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/node.rs - node::Node::insert_next_sib (line 228) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/rc.rs - rc::RcNode::insert_prev_sib (line 388) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::ForestWalk::revisit (line 591) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::ForestWalk::to_child (line 561) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::TreeWalk::to_sib (line 382) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::TreeWalk::next (line 318) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/rc.rs - rc::RcNode::push_front (line 293) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::ForestWalk::to_parent (line 529) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::TreeWalk::to_child (line 367) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::TreeWalk::forward (line 282) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/rc.rs - rc::RcNode::push_back (line 308) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/node.rs - node::Node::parent (line 170) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/tree.rs - tree::Tree::push_front (line 93) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/tree.rs - tree::Tree::from_tuple (line 40) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::TreeWalk::get_parent (line 350) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::TreeWalk::revisit (line 397) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/tree.rs - tree::Tree::pop_back (line 208) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/walk.rs - walk::ForestWalk::get (line 468) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/rc.rs - rc::RcNode::front (line 253) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/tree.rs - tree::Tree::append (line 145) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/node.rs - node::Node::iter_mut (line 324) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/bfs_impls.rs - bfs_impls::Node::bfs (line 94) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/forest.rs - forest::Forest::append (line 259) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/bfs_impls.rs - bfs_impls::Tree::bfs_children_mut (line 219) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/node.rs - node::Node::pop_back (line 454) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/rc.rs - rc::RcNode::pop_front (line 323) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/tree.rs - tree::Tree::iter_mut (line 80) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/rc.rs - rc::RcNode::prepend (line 359) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/rc.rs - rc::RcNode::degree (line 228) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/bfs_impls.rs - bfs_impls::Forest::bfs_mut (line 171) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/bfs_impls.rs - bfs_impls::Node::bfs_children_mut (line 75) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/bfs_impls.rs - bfs_impls::Tree::into_bfs (line 249) stdout ---- [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/bfs_impls.rs - bfs_impls::Forest::bfs_mut (line 171) [INFO] [stdout] src/bfs_impls.rs - bfs_impls::Forest::into_bfs (line 189) [INFO] [stdout] src/bfs_impls.rs - bfs_impls::Node::bfs (line 94) [INFO] [stdout] src/bfs_impls.rs - bfs_impls::Node::bfs_children_mut (line 75) [INFO] [stdout] src/bfs_impls.rs - bfs_impls::Node::deep_clone (line 14) [INFO] [stdout] src/bfs_impls.rs - bfs_impls::Tree::bfs_children_mut (line 219) [INFO] [stdout] src/bfs_impls.rs - bfs_impls::Tree::into_bfs (line 249) [INFO] [stdout] src/forest.rs - forest::Forest::append (line 259) [INFO] [stdout] src/forest.rs - forest::Forest::degree (line 92) [INFO] [stdout] src/forest.rs - forest::Forest::iter (line 114) [INFO] [stdout] src/node.rs - node::Node::insert_next_sib (line 228) [INFO] [stdout] src/node.rs - node::Node::insert_prev_sib (line 197) [INFO] [stdout] src/node.rs - node::Node::iter_mut (line 324) [INFO] [stdout] src/node.rs - node::Node::parent (line 170) [INFO] [stdout] src/node.rs - node::Node::pop_back (line 454) [INFO] [stdout] src/node.rs - node::Node::pop_front (line 418) [INFO] [stdout] src/node.rs - node::Node::prepend (line 490) [INFO] [stdout] src/node.rs - node::Node::push_back (line 393) [INFO] [stdout] src/rc.rs - rc::RcNode::append (line 373) [INFO] [stdout] src/rc.rs - rc::RcNode::back (line 266) [INFO] [stdout] src/rc.rs - rc::RcNode::deep_clone (line 501) [INFO] [stdout] src/rc.rs - rc::RcNode::degree (line 228) [INFO] [stdout] src/rc.rs - rc::RcNode::front (line 253) [INFO] [stdout] src/rc.rs - rc::RcNode::has_no_child (line 215) [INFO] [stdout] src/rc.rs - rc::RcNode::insert_next_sib (line 404) [INFO] [stdout] src/rc.rs - rc::RcNode::insert_prev_sib (line 388) [INFO] [stdout] src/rc.rs - rc::RcNode::iter_rc (line 433) [INFO] [stdout] src/rc.rs - rc::RcNode::node_count (line 240) [INFO] [stdout] src/rc.rs - rc::RcNode::parent (line 279) [INFO] [stdout] src/rc.rs - rc::RcNode::pop_front (line 323) [INFO] [stdout] src/rc.rs - rc::RcNode::prepend (line 359) [INFO] [stdout] src/rc.rs - rc::RcNode::push_back (line 308) [INFO] [stdout] src/rc.rs - rc::RcNode::push_front (line 293) [INFO] [stdout] src/tree.rs - tree::Tree::abandon (line 165) [INFO] [stdout] src/tree.rs - tree::Tree::append (line 145) [INFO] [stdout] src/tree.rs - tree::Tree::from_tuple (line 40) [INFO] [stdout] src/tree.rs - tree::Tree::iter_mut (line 80) [INFO] [stdout] src/tree.rs - tree::Tree::pop_back (line 208) [INFO] [stdout] src/tree.rs - tree::Tree::pop_front (line 189) [INFO] [stdout] src/tree.rs - tree::Tree::prepend (line 125) [INFO] [stdout] src/tree.rs - tree::Tree::push_back (line 109) [INFO] [stdout] src/tree.rs - tree::Tree::push_front (line 93) [INFO] [stdout] src/walk.rs - walk::ForestWalk::forward (line 481) [INFO] [stdout] src/walk.rs - walk::ForestWalk::get (line 468) [INFO] [stdout] src/walk.rs - walk::ForestWalk::get_parent (line 544) [INFO] [stdout] src/walk.rs - walk::ForestWalk::next (line 514) [INFO] [stdout] src/walk.rs - walk::ForestWalk::revisit (line 591) [INFO] [stdout] src/walk.rs - walk::ForestWalk::to_child (line 561) [INFO] [stdout] src/walk.rs - walk::ForestWalk::to_parent (line 529) [INFO] [stdout] src/walk.rs - walk::ForestWalk::to_sib (line 576) [INFO] [stdout] src/walk.rs - walk::TreeWalk::forward (line 282) [INFO] [stdout] src/walk.rs - walk::TreeWalk::get (line 269) [INFO] [stdout] src/walk.rs - walk::TreeWalk::get_parent (line 350) [INFO] [stdout] src/walk.rs - walk::TreeWalk::next (line 318) [INFO] [stdout] src/walk.rs - walk::TreeWalk::revisit (line 397) [INFO] [stdout] src/walk.rs - walk::TreeWalk::to_child (line 367) [INFO] [stdout] src/walk.rs - walk::TreeWalk::to_parent (line 335) [INFO] [stdout] src/walk.rs - walk::TreeWalk::to_sib (line 382) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 30 passed; 58 failed; 0 ignored; 0 measured; 0 filtered out; finished in 19.48s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "4594693bb2ab7458ca7903d9319e1fbc6e0c384ae9609f67a58b7b8a483faf57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4594693bb2ab7458ca7903d9319e1fbc6e0c384ae9609f67a58b7b8a483faf57", kill_on_drop: false }` [INFO] [stdout] 4594693bb2ab7458ca7903d9319e1fbc6e0c384ae9609f67a58b7b8a483faf57