[INFO] fetching crate treers 0.1.2... [INFO] testing treers-0.1.2 against 1.49.0 for beta-1.50-1 [INFO] extracting crate treers 0.1.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate treers 0.1.2 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate treers 0.1.2 [INFO] finished tweaking crates.io crate treers 0.1.2 [INFO] tweaked toml for crates.io crate treers 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate treers 0.1.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ef8b9c295c2bbc9f8b057e08c710bf512ca257450ccf54c12c492b1bdb0e05c3 [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" "ef8b9c295c2bbc9f8b057e08c710bf512ca257450ccf54c12c492b1bdb0e05c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ef8b9c295c2bbc9f8b057e08c710bf512ca257450ccf54c12c492b1bdb0e05c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef8b9c295c2bbc9f8b057e08c710bf512ca257450ccf54c12c492b1bdb0e05c3", kill_on_drop: false }` [INFO] [stdout] ef8b9c295c2bbc9f8b057e08c710bf512ca257450ccf54c12c492b1bdb0e05c3 [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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 684ec056b34edbc36018f02241aad68d4cb2b2c76c527e925e805581cce81a16 [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" "684ec056b34edbc36018f02241aad68d4cb2b2c76c527e925e805581cce81a16", kill_on_drop: false }` [INFO] [stderr] Compiling treers v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "684ec056b34edbc36018f02241aad68d4cb2b2c76c527e925e805581cce81a16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "684ec056b34edbc36018f02241aad68d4cb2b2c76c527e925e805581cce81a16", kill_on_drop: false }` [INFO] [stdout] 684ec056b34edbc36018f02241aad68d4cb2b2c76c527e925e805581cce81a16 [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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f0d8ac66b6263b333593582802566fbb9b17175f329142547bd6968c286f1a4c [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" "f0d8ac66b6263b333593582802566fbb9b17175f329142547bd6968c286f1a4c", kill_on_drop: false }` [INFO] [stderr] Compiling treers v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.28s [INFO] running `Command { std: "docker" "inspect" "f0d8ac66b6263b333593582802566fbb9b17175f329142547bd6968c286f1a4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0d8ac66b6263b333593582802566fbb9b17175f329142547bd6968c286f1a4c", kill_on_drop: false }` [INFO] [stdout] f0d8ac66b6263b333593582802566fbb9b17175f329142547bd6968c286f1a4c [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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6279c4d3e0fe3ef7161095c927f8e2ef9db8b12a90a5f66c8773285dcd6eba52 [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" "6279c4d3e0fe3ef7161095c927f8e2ef9db8b12a90a5f66c8773285dcd6eba52", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] running 53 tests [INFO] [stderr] Running /opt/rustwide/target/debug/deps/treers-6c10499ee34817fe [INFO] [stdout] test bst::tests::test_max ... ok [INFO] [stdout] test bst::tests::test_min ... ok [INFO] [stdout] test bst::tests::test_post_order ... ok [INFO] [stdout] test bst::tests::test_pre_order ... ok [INFO] [stdout] test bst::tests::test_put ... ok [INFO] [stdout] test btree::tests::test_get ... ok [INFO] [stdout] test btree::tests::test_is_empty ... ok [INFO] [stdout] test bst::tests::test_is_empty ... ok [INFO] [stdout] test bst::tests::test_contains ... ok [INFO] [stdout] test btree::tests::test_contains ... ok [INFO] [stdout] test bst::tests::test_size_two ... ok [INFO] [stdout] test btree::tests::test_is_not_empty ... ok [INFO] [stdout] test bst::tests::test_get ... ok [INFO] [stdout] test bst::tests::test_size_zero ... ok [INFO] [stdout] test bst::tests::test_is_not_empty ... ok [INFO] [stdout] test bst::tests::test_level_order ... ok [INFO] [stdout] test bst::tests::test_in_order ... ok [INFO] [stdout] test rbtree::tests::test_is_empty ... ok [INFO] [stdout] test rbtree::tests::test_left_rotate_min ... ok [INFO] [stdout] test rbtree::tests::test_left_rotate_post_order ... ok [INFO] [stdout] test rbtree::tests::test_get ... ok [INFO] [stdout] test rbtree::tests::test_contains ... ok [INFO] [stdout] test btree::tests::test_put ... ok [INFO] [stdout] test btree::tests::test_size_zero ... ok [INFO] [stdout] test rbtree::tests::test_is_not_empty ... ok [INFO] [stdout] test rbtree::tests::test_left_rotate_in_order ... ok [INFO] [stdout] test rbtree::tests::test_left_rotate_level_order ... ok [INFO] [stdout] test rbtree::tests::test_left_rotate_pre_order ... ok [INFO] [stdout] test rbtree::tests::test_put ... ok [INFO] [stdout] test rbtree::tests::test_random_post_order ... ok [INFO] [stdout] test rbtree::tests::test_left_rotate_size_and_height ... ok [INFO] [stdout] test rbtree::tests::test_random_in_order ... ok [INFO] [stdout] test rbtree::tests::test_random_pre_order ... ok [INFO] [stdout] test rbtree::tests::test_random_level_order ... ok [INFO] [stdout] test rbtree::tests::test_right_rotate_pre_order ... ok [INFO] [stdout] test rbtree::tests::test_right_rotate_post_order ... ok [INFO] [stdout] test rbtree::tests::test_right_rotate_size_and_height ... ok [INFO] [stdout] test tests::test_empty ... ok [INFO] [stdout] test rbtree::tests::test_size_zero ... ok [INFO] [stdout] test tests::its_42 ... ok [INFO] [stdout] test rbtree::tests::test_right_rotate_level_order ... ok [INFO] [stdout] test rbtree::tests::test_right_rotate_max ... ok [INFO] [stdout] test rbtree::tests::test_shuffle_max ... ok [INFO] [stdout] test rbtree::tests::test_right_rotate_in_order ... ok [INFO] [stdout] test rbtree::tests::test_right_rotate_min ... ok [INFO] [stdout] test btree::tests::test_right_rotate_one_thousand ... ok [INFO] [stdout] test rbtree::tests::test_left_rotate_thousand ... ok [INFO] [stdout] test btree::tests::test_left_rotate_one_thousand ... ok [INFO] [stderr] Doc-tests treers [INFO] [stdout] test bst::tests::test_size_and_height_one_thousand ... ok [INFO] [stdout] test bst::tests::test_index_panic ... ok [INFO] [stdout] test btree::tests::test_index_panic ... ok [INFO] [stdout] test rbtree::tests::test_right_rotate_thousand ... ok [INFO] [stdout] test rbtree::tests::test_index_panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 53 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 36 tests [INFO] [stdout] test src/bst.rs - bst::BST::max (line 280) ... ok [INFO] [stdout] test src/bst.rs - bst::BST::put (line 132) ... ok [INFO] [stdout] test src/bst.rs - bst::BST::get (line 99) ... ok [INFO] [stdout] test src/bst.rs - bst::BST::new (line 51) ... ok [INFO] [stdout] test src/btree.rs - btree::BalancedTree::height (line 183) ... ok [INFO] [stdout] test src/bst.rs - bst::BST::min (line 242) ... ok [INFO] [stdout] test src/bst.rs - bst::BST::level_order (line 437) ... ok [INFO] [stdout] test src/bst.rs - bst::BST (line 11) ... ok [INFO] [stdout] test src/bst.rs - bst::BST::in_order (line 359) ... ok [INFO] [stdout] test src/bst.rs - bst::BST::is_empty (line 219) ... ok [INFO] [stdout] test src/bst.rs - bst::BST::size (line 68) ... ok [INFO] [stdout] test src/bst.rs - bst::BST::post_order (line 398) ... ok [INFO] [stdout] test src/bst.rs - bst::BST::height (line 182) ... ok [INFO] [stdout] test src/btree.rs - btree::BalancedTree::get (line 123) ... ok [INFO] [stdout] test src/btree.rs - btree::BalancedTree (line 46) ... ok [INFO] [stdout] test src/bst.rs - bst::BST::pre_order (line 320) ... ok [INFO] [stdout] test src/btree.rs - btree::BalancedTree::max (line 252) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree::get (line 127) ... ok [INFO] [stdout] test src/btree.rs - btree::BalancedTree::new (line 79) ... ok [INFO] [stdout] test src/btree.rs - btree::BalancedTree::min (line 218) ... ok [INFO] [stdout] test src/btree.rs - btree::BalancedTree::size (line 100) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree::height (line 188) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree::min (line 246) ... ok [INFO] [stdout] test src/lib.rs - TreeTraversal (line 63) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree::new (line 78) ... ok [INFO] [stdout] test src/btree.rs - btree::BalancedTree::put (line 147) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree (line 11) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree::max (line 285) ... ok [INFO] [stdout] test src/lib.rs - SedgewickMap::contains (line 22) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree::is_empty (line 223) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree::size (line 95) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree::in_order (line 370) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree::level_order (line 458) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree::put (line 161) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree::post_order (line 414) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree::pre_order (line 326) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6279c4d3e0fe3ef7161095c927f8e2ef9db8b12a90a5f66c8773285dcd6eba52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6279c4d3e0fe3ef7161095c927f8e2ef9db8b12a90a5f66c8773285dcd6eba52", kill_on_drop: false }` [INFO] [stdout] 6279c4d3e0fe3ef7161095c927f8e2ef9db8b12a90a5f66c8773285dcd6eba52