[INFO] crate slab_tree 0.1.3 is already in cache [INFO] extracting crate slab_tree 0.1.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/slab_tree/0.1.3 [INFO] extracting crate slab_tree 0.1.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/slab_tree/0.1.3 [INFO] validating manifest of slab_tree-0.1.3 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 slab_tree-0.1.3 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 slab_tree-0.1.3 [INFO] finished frobbing slab_tree-0.1.3 [INFO] frobbed toml for slab_tree-0.1.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/slab_tree/0.1.3/Cargo.toml [INFO] started frobbing slab_tree-0.1.3 [INFO] finished frobbing slab_tree-0.1.3 [INFO] frobbed toml for slab_tree-0.1.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/slab_tree/0.1.3/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] testing slab_tree-0.1.3 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-6/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/slab_tree/0.1.3:/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] 4479bccb62fa13537fef8ed3578f844664ca467a41764ad602b11e151f9ef446 [INFO] running `"docker" "start" "-a" "4479bccb62fa13537fef8ed3578f844664ca467a41764ad602b11e151f9ef446"` [INFO] [stderr] Compiling snowflake v1.3.0 [INFO] [stderr] Compiling slab_tree v0.1.3 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `"docker" "inspect" "4479bccb62fa13537fef8ed3578f844664ca467a41764ad602b11e151f9ef446"` [INFO] running `"docker" "rm" "-f" "4479bccb62fa13537fef8ed3578f844664ca467a41764ad602b11e151f9ef446"` [INFO] [stdout] 4479bccb62fa13537fef8ed3578f844664ca467a41764ad602b11e151f9ef446 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/slab_tree/0.1.3:/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] 5d29dd5b5b2d7588aae45a5070a2b21767862bee04ceaac4668fc4b1b5146a1c [INFO] running `"docker" "start" "-a" "5d29dd5b5b2d7588aae45a5070a2b21767862bee04ceaac4668fc4b1b5146a1c"` [INFO] [stderr] Compiling slab_tree v0.1.3 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.40s [INFO] running `"docker" "inspect" "5d29dd5b5b2d7588aae45a5070a2b21767862bee04ceaac4668fc4b1b5146a1c"` [INFO] running `"docker" "rm" "-f" "5d29dd5b5b2d7588aae45a5070a2b21767862bee04ceaac4668fc4b1b5146a1c"` [INFO] [stdout] 5d29dd5b5b2d7588aae45a5070a2b21767862bee04ceaac4668fc4b1b5146a1c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/slab_tree/0.1.3:/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] 40f20326fc4d2baa22337c5c33c4b50e71db5df801f19dcfc5cab2cad108f29b [INFO] running `"docker" "start" "-a" "40f20326fc4d2baa22337c5c33c4b50e71db5df801f19dcfc5cab2cad108f29b"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/slab_tree-b9af1f86a9234902 [INFO] [stdout] [INFO] [stdout] running 52 tests [INFO] [stdout] test core_tree::tests::remove ... ok [INFO] [stdout] test core_tree::tests::insert ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::append_two_children_present ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::data ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::first_child ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::last_child ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::next_sibling ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::node_id ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::parent ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::prepend_no_children_present ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::prepend_single_child_present ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::prepend_two_children_present ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::prev_sibling ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::remove_first_no_children_present ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::remove_first_single_child_present ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::remove_first_three_children_present ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::remove_first_two_children_present ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::remove_last_no_children_present ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::remove_last_single_child_present ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::remove_last_three_children_present ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::remove_last_two_children_present ... ok [INFO] [stdout] test node::node_ref::node_ref_tests::ancestors ... ok [INFO] [stdout] test node::node_ref::node_ref_tests::children ... ok [INFO] [stdout] test node::node_ref::node_ref_tests::data ... ok [INFO] [stdout] test node::node_ref::node_ref_tests::first_child ... ok [INFO] [stdout] test node::node_ref::node_ref_tests::last_child ... ok [INFO] [stdout] test node::node_ref::node_ref_tests::next_sibling ... ok [INFO] [stdout] test node::node_ref::node_ref_tests::parent ... ok [INFO] [stdout] test node::node_ref::node_ref_tests::prev_sibling ... ok [INFO] [stdout] test slab::tests::capacity ... ok [INFO] [stdout] test slab::tests::double_remove ... ok [INFO] [stdout] test slab::tests::get ... ok [INFO] [stdout] test slab::tests::get_mut ... ok [INFO] [stdout] test slab::tests::insert ... ok [INFO] [stdout] test slab::tests::remove_and_reinsert ... ok [INFO] [stdout] test slab::tests::remove_basic ... ok [INFO] [stdout] test slab::tests::remove_multiple ... ok [INFO] [stdout] test slab::tests::remove_with_bad_index ... ok [INFO] [stdout] test tree::tree_tests::capacity ... ok [INFO] [stdout] test tree::tree_tests::get ... ok [INFO] [stdout] test tree::tree_tests::get_mut ... ok [INFO] [stdout] test tree::tree_tests::get_node ... ok [INFO] [stdout] test tree::tree_tests::get_node_mut ... ok [INFO] [stdout] test tree::tree_tests::root ... ok [INFO] [stdout] test tree::tree_tests::root_id ... ok [INFO] [stdout] test tree::tree_tests::root_mut ... ok [INFO] [stdout] test core_tree::tests::capacity ... ok [INFO] [stdout] test core_tree::tests::get_with_bad_id ... ok [INFO] [stdout] test core_tree::tests::get ... ok [INFO] [stdout] test core_tree::tests::get_mut ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::append_single_child_present ... ok [INFO] [stdout] test node::node_mut::node_mut_tests::append_no_children_present ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 52 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests slab_tree [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef::data (line 19) ... ok [INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef::last_child (line 120) ... ok [INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef::children (line 167) ... ok [INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef::parent (line 40) ... ok [INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef::first_child (line 100) ... ok [INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef::prev_sibling (line 60) ... ok [INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef::next_sibling (line 80) ... ok [INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef::ancestors (line 140) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::new (line 19) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::get (line 128) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::capacity (line 55) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::get_mut (line 151) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::root_id (line 71) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::new_with_capacity (line 35) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::root (line 88) ... ok [INFO] [stdout] test src/tree.rs - tree::Tree::root_mut (line 105) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "40f20326fc4d2baa22337c5c33c4b50e71db5df801f19dcfc5cab2cad108f29b"` [INFO] running `"docker" "rm" "-f" "40f20326fc4d2baa22337c5c33c4b50e71db5df801f19dcfc5cab2cad108f29b"` [INFO] [stdout] 40f20326fc4d2baa22337c5c33c4b50e71db5df801f19dcfc5cab2cad108f29b