[INFO] cloning repository https://github.com/Leo-LiHao/search_trees [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Leo-LiHao/search_trees" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeo-LiHao%2Fsearch_trees", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeo-LiHao%2Fsearch_trees'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 52dd868063fb5ffadc01f6fd5bdbe60bfd4c37f6 [INFO] testing Leo-LiHao/search_trees against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeo-LiHao%2Fsearch_trees" "/workspace/builds/worker-32/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Leo-LiHao/search_trees on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Leo-LiHao/search_trees [INFO] finished tweaking git repo https://github.com/Leo-LiHao/search_trees [INFO] tweaked toml for git repo https://github.com/Leo-LiHao/search_trees written to /workspace/builds/worker-32/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4fe8fef5f79b2c760bf7ed51d6a01c0fea33835b7ba67e2ea23a307a375a77e [INFO] running `Command { std: "docker" "start" "-a" "a4fe8fef5f79b2c760bf7ed51d6a01c0fea33835b7ba67e2ea23a307a375a77e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4fe8fef5f79b2c760bf7ed51d6a01c0fea33835b7ba67e2ea23a307a375a77e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4fe8fef5f79b2c760bf7ed51d6a01c0fea33835b7ba67e2ea23a307a375a77e", kill_on_drop: false }` [INFO] [stdout] a4fe8fef5f79b2c760bf7ed51d6a01c0fea33835b7ba67e2ea23a307a375a77e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d7abadeb12fe7e4dc2bb2da92c39f3b9232a8921520578c3f2190ff8b05cbe07 [INFO] running `Command { std: "docker" "start" "-a" "d7abadeb12fe7e4dc2bb2da92c39f3b9232a8921520578c3f2190ff8b05cbe07", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling search_trees v0.0.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.85s [INFO] running `Command { std: "docker" "inspect" "d7abadeb12fe7e4dc2bb2da92c39f3b9232a8921520578c3f2190ff8b05cbe07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7abadeb12fe7e4dc2bb2da92c39f3b9232a8921520578c3f2190ff8b05cbe07", kill_on_drop: false }` [INFO] [stdout] d7abadeb12fe7e4dc2bb2da92c39f3b9232a8921520578c3f2190ff8b05cbe07 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ff6a376c5f1c71382addf32f23bccdc925703702e479157e043976c2b944a363 [INFO] running `Command { std: "docker" "start" "-a" "ff6a376c5f1c71382addf32f23bccdc925703702e479157e043976c2b944a363", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling half v1.7.1 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Compiling search_trees v0.0.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 44s [INFO] running `Command { std: "docker" "inspect" "ff6a376c5f1c71382addf32f23bccdc925703702e479157e043976c2b944a363", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff6a376c5f1c71382addf32f23bccdc925703702e479157e043976c2b944a363", kill_on_drop: false }` [INFO] [stdout] ff6a376c5f1c71382addf32f23bccdc925703702e479157e043976c2b944a363 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6acba60ef2485e1ad6ce000e2bbd7b567a957fd3d8c467b0fc881025cfd5b69e [INFO] running `Command { std: "docker" "start" "-a" "6acba60ef2485e1ad6ce000e2bbd7b567a957fd3d8c467b0fc881025cfd5b69e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.54s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/search_trees-dc289c757e9d4e2e) [INFO] [stdout] [INFO] [stdout] running 29 tests [INFO] [stdout] test avltree::test::test_basic_avl ... ok [INFO] [stdout] test avltree::test::test_debug_delete_avl ... ok [INFO] [stdout] test bstree::test::test_count_leaves ... ok [INFO] [stdout] test bstree::test::test_delete ... ok [INFO] [stdout] test bstree::test::test_delete2 ... ok [INFO] [stdout] test bstree::test::test_delete3 ... ok [INFO] [stdout] test bstree::test::test_demo ... ok [INFO] [stdout] test bstree::test::test_height ... ok [INFO] [stdout] test bstree::test::test_contains ... ok [INFO] [stdout] test bstree::test::test_is_empty ... ok [INFO] [stdout] test bstree::test::test_len ... ok [INFO] [stdout] test bstree::test::test_min ... ok [INFO] [stdout] test rbtree::test::insert ... ok [INFO] [stdout] test bstree::test::test_delete4 ... ok [INFO] [stdout] test rbtree::test::insert_and_search ... ok [INFO] [stdout] test bstree::test::test_max ... ok [INFO] [stdout] test rbtree::test::insert_delete ... ok [INFO] [stdout] test rbtree::test::rotations ... ok [INFO] [stdout] test rbtree::test::max ... ok [INFO] [stdout] test rbtree::test::tree_traversal ... ok [INFO] [stdout] test bstree::test::insert_delete_random ... ok [INFO] [stdout] test rbtree::test::insert_delete_reverse_inorder ... ok [INFO] [stdout] test bstree::test::insert_delete_inorder ... ok [INFO] [stdout] test rbtree::test::insert_delete_inorder ... ok [INFO] [stdout] test rbtree::test::insert_delete_random ... ok [INFO] [stdout] test bstree::test::insert_delete_reverse_inorder ... ok [INFO] [stdout] test avltree::test::insert_delete_inorder_avl ... ok [INFO] [stdout] test avltree::test::insert_delete_random_avl ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/search_trees-0b568e83e6bd13cb) [INFO] [stdout] test avltree::test::insert_delete_reverse_inorder_avl ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.09s [INFO] [stdout] [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] Doc-tests search_trees [INFO] [stdout] [INFO] [stdout] running 25 tests [INFO] [stdout] test src/avltree.rs - avltree::AVLTree::new (line 280) ... ok [INFO] [stdout] test src/bstree.rs - bstree (line 5) ... ok [INFO] [stdout] test src/avltree.rs - avltree::AVLTree::insert (line 293) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree::delete (line 780) ... ok [INFO] [stdout] test src/bstree.rs - bstree::BinarySearchTree::insert (line 148) ... ok [INFO] [stdout] test src/base.rs - base::QueryableTree::len (line 288) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree::new (line 718) ... ok [INFO] [stdout] test src/base.rs - base (line 5) ... ok [INFO] [stdout] test src/avltree.rs - avltree (line 5) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree (line 5) ... ok [INFO] [stdout] test src/base.rs - base::QueryableTree::min (line 220) ... ok [INFO] [stdout] test src/lib.rs - (line 13) ... ok [INFO] [stdout] test src/base.rs - base::QueryableTree::contains (line 268) ... ok [INFO] [stdout] test src/base.rs - base::QueryableTree::print_inorder (line 174) ... ok [INFO] [stdout] test src/bstree.rs - bstree::BinarySearchTree::delete (line 169) ... ok [INFO] [stdout] test src/base.rs - base::QueryableTree::height (line 154) ... ok [INFO] [stdout] test src/base.rs - base::QueryableTree::is_empty (line 200) ... ok [INFO] [stdout] test src/bstree.rs - bstree::BinarySearchTree::new (line 135) ... ok [INFO] [stdout] test src/base.rs - base::QueryableTree::count_leaves (line 126) ... ok [INFO] [stdout] test src/prelude.rs - prelude (line 7) ... ok [INFO] [stdout] test src/base.rs - base::QueryableTree::max (line 244) ... ok [INFO] [stdout] test src/lib.rs - (line 33) ... ok [INFO] [stdout] test src/rbtree.rs - rbtree::RedBlackTree::insert (line 752) ... ok [INFO] [stdout] test src/lib.rs - (line 53) ... ok [INFO] [stdout] test src/avltree.rs - avltree::AVLTree::delete (line 310) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 30.12s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6acba60ef2485e1ad6ce000e2bbd7b567a957fd3d8c467b0fc881025cfd5b69e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6acba60ef2485e1ad6ce000e2bbd7b567a957fd3d8c467b0fc881025cfd5b69e", kill_on_drop: false }` [INFO] [stdout] 6acba60ef2485e1ad6ce000e2bbd7b567a957fd3d8c467b0fc881025cfd5b69e