[INFO] fetching crate starling 4.0.0...
[INFO] testing starling-4.0.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate starling 4.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate starling 4.0.0
[INFO] finished tweaking crates.io crate starling 4.0.0
[INFO] tweaked toml for crates.io crate starling 4.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate starling 4.0.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate starling 4.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e89429e932f5a03a0c582629c0d776aee29d361581d2262f338934cd2893120
[INFO] running `Command { std: "docker" "start" "-a" "4e89429e932f5a03a0c582629c0d776aee29d361581d2262f338934cd2893120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e89429e932f5a03a0c582629c0d776aee29d361581d2262f338934cd2893120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e89429e932f5a03a0c582629c0d776aee29d361581d2262f338934cd2893120", kill_on_drop: false }`
[INFO] [stdout] 4e89429e932f5a03a0c582629c0d776aee29d361581d2262f338934cd2893120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 316f54b5bbdd28ce6c36171bf97b9c8eb02ec78e6ee606d65a377ca1c7217395
[INFO] running `Command { std: "docker" "start" "-a" "316f54b5bbdd28ce6c36171bf97b9c8eb02ec78e6ee606d65a377ca1c7217395", kill_on_drop: false }`
[INFO] [stderr]    Compiling starling v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "316f54b5bbdd28ce6c36171bf97b9c8eb02ec78e6ee606d65a377ca1c7217395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "316f54b5bbdd28ce6c36171bf97b9c8eb02ec78e6ee606d65a377ca1c7217395", kill_on_drop: false }`
[INFO] [stdout] 316f54b5bbdd28ce6c36171bf97b9c8eb02ec78e6ee606d65a377ca1c7217395
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 902b6f6ae7a0e625bed1093ad80654363056a2c35eda6c640779d2d659e29c0a
[INFO] running `Command { std: "docker" "start" "-a" "902b6f6ae7a0e625bed1093ad80654363056a2c35eda6c640779d2d659e29c0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]    Compiling semver v1.0.12
[INFO] [stderr]    Compiling serde v1.0.138
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling crossbeam-channel v0.5.5
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.138
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling starling v4.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]     --> src/merkle_bit.rs:1081:14
[INFO] [stdout]      |
[INFO] [stdout] 1081 |         for &res in result.0 {
[INFO] [stdout]      |              ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]     --> src/merkle_bit.rs:1085:14
[INFO] [stdout]      |
[INFO] [stdout] 1085 |         for &res in result.1 {
[INFO] [stdout]      |              ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]     --> src/merkle_bit.rs:1111:14
[INFO] [stdout]      |
[INFO] [stdout] 1111 |         for &res in result.0 {
[INFO] [stdout]      |              ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]     --> src/merkle_bit.rs:1115:14
[INFO] [stdout]      |
[INFO] [stdout] 1115 |         for &res in result.1 {
[INFO] [stdout]      |              ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 53.41s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "902b6f6ae7a0e625bed1093ad80654363056a2c35eda6c640779d2d659e29c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "902b6f6ae7a0e625bed1093ad80654363056a2c35eda6c640779d2d659e29c0a", kill_on_drop: false }`
[INFO] [stdout] 902b6f6ae7a0e625bed1093ad80654363056a2c35eda6c640779d2d659e29c0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d46161da981fbf4bb24d8c7f56d478ebc7783e690240985e82b62318940c8aa5
[INFO] running `Command { std: "docker" "start" "-a" "d46161da981fbf4bb24d8c7f56d478ebc7783e690240985e82b62318940c8aa5", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]     --> src/merkle_bit.rs:1081:14
[INFO] [stderr]      |
[INFO] [stderr] 1081 |         for &res in result.0 {
[INFO] [stderr]      |              ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]     --> src/merkle_bit.rs:1085:14
[INFO] [stderr]      |
[INFO] [stderr] 1085 |         for &res in result.1 {
[INFO] [stderr]      |              ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]     --> src/merkle_bit.rs:1111:14
[INFO] [stderr]      |
[INFO] [stderr] 1111 |         for &res in result.0 {
[INFO] [stderr]      |              ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]     --> src/merkle_bit.rs:1115:14
[INFO] [stderr]      |
[INFO] [stderr] 1115 |         for &res in result.1 {
[INFO] [stderr]      |              ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: `starling` (lib test) generated 4 warnings (run `cargo fix --lib -p starling --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/starling-d2a691b226a95baf)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test merkle_bit::tests::it_chooses_the_right_branch_easy ... ok
[INFO] [stdout] test merkle_bit::tests::it_splits_an_all_ones_sorted_list_of_pairs ... ok
[INFO] [stdout] test merkle_bit::tests::it_chooses_the_right_branch_medium ... ok
[INFO] [stdout] test merkle_bit::tests::it_splits_an_all_zeros_sorted_list_of_pairs ... ok
[INFO] [stdout] test merkle_bit::tests::it_splits_an_odd_length_sorted_list_of_pairs_with_more_zeros ... ok
[INFO] [stdout] test merkle_bit::tests::it_splits_an_even_length_sorted_list_of_pairs ... ok
[INFO] [stdout] test merkle_bit::tests::it_splits_an_odd_length_sorted_list_of_pairs_with_more_ones ... ok
[INFO] [stdout] test merkle_bit::tests::it_chooses_the_right_branch_hard ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/merkle_bit.rs (/opt/rustwide/target/debug/deps/merkle_bit-1113fd7c78032ab7)
[INFO] [stdout] 
[INFO] [stdout] running 82 tests
[INFO] [stdout] test integration_tests::it_does_not_panic_when_removing_a_nonexistent_node ... ok
[INFO] [stdout] test integration_tests::it_fails_an_invalid_simple_proof ... ok
[INFO] [stdout] test integration_tests::it_fails_to_get_a_nonexistent_item ... ok
[INFO] [stdout] test integration_tests::it_fails_to_get_from_empty_tree ... ok
[INFO] [stdout] test integration_tests::it_correctly_increments_a_leaf_reference_count ... ok
[INFO] [stdout] test integration_tests::it_gets_items_from_a_complex_tree ... ok
[INFO] [stdout] test integration_tests::it_gets_an_item_out_of_a_simple_tree ... ok
[INFO] [stdout] test integration_tests::it_generates_a_simple_inclusion_proof ... ok
[INFO] [stdout] test integration_tests::it_gets_items_from_a_medium_balanced_tree ... ok
[INFO] [stdout] test integration_tests::it_gets_items_from_a_medium_unbalanced_tree ... ok
[INFO] [stdout] test integration_tests::it_gets_items_from_a_small_balanced_tree ... ok
[INFO] [stdout] test integration_tests::it_gets_items_from_a_small_unbalanced_tree ... ok
[INFO] [stdout] test integration_tests::it_gets_items_from_a_tree_of_16 ... ok
[INFO] [stdout] test integration_tests::it_gets_items_from_a_tree_of_24 ... ok
[INFO] [stdout] test integration_tests::it_gets_items_from_a_tree_of_25 ... ok
[INFO] [stdout] test integration_tests::it_generates_a_medium_size_inclusion_proof ... ok
[INFO] [stdout] test integration_tests::it_gets_one_key_from_a_small_tree ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_eight ... ok
[INFO] [stdout] test integration_tests::it_gets_one_key_from_a_large_tree ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_eighteen ... ok
[INFO] [stdout] test integration_tests::it_gets_items_from_a_large_unbalanced_tree ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_five ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_four ... ok
[INFO] [stdout] test integration_tests::it_actually_removes_things_from_the_db ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_eleven ... ok
[INFO] [stdout] test integration_tests::it_gets_items_from_a_large_balanced_tree ... ok
[INFO] [stdout] test integration_tests::it_generates_a_large_size_inclusion_proof ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_seven ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_six ... ok
[INFO] [stdout] test integration_tests::it_fails_a_large_size_invalid_proof ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_nine ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_fifteen ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_fourteen ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_ten ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_seventeen ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_nineteen ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_three ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_thirteen ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_sixteen ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_thirty ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_thirty_three ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_thirty_one ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_twelve ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_eight ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_thirty_two ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_four ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_one ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_two ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_six ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_nine ... ok
[INFO] [stdout] test integration_tests::it_inserts_a_leaf_node_into_a_tree_with_one_item ... ok
[INFO] [stdout] test integration_tests::it_inserts_a_leaf_node_into_empty_tree ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_five ... ok
[INFO] [stdout] test integration_tests::it_inserts_a_medium_odd_amount_of_nodes_into_empty_tree ... ok
[INFO] [stdout] test integration_tests::it_inserts_a_small_even_amount_of_nodes_into_empty_tree ... ok
[INFO] [stdout] test integration_tests::it_inserts_a_small_odd_amount_of_nodes_into_empty_tree ... ok
[INFO] [stdout] test integration_tests::it_inserts_a_medium_even_amount_of_nodes_into_empty_tree ... ok
[INFO] [stdout] test integration_tests::it_inserts_multiple_leaf_nodes_into_a_small_tree_with_existing_items ... ok
[INFO] [stdout] test integration_tests::it_inserts_multiple_leaf_nodes_into_empty_tree ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_seven ... ok
[INFO] [stdout] test integration_tests::it_inserts_one_into_an_empty_tree ... ok
[INFO] [stdout] test integration_tests::it_inserts_two_leaf_nodes_into_empty_tree ... ok
[INFO] [stdout] test integration_tests::it_inserts_two_leaf_nodes_into_empty_tree_with_first_bit_split ... ok
[INFO] [stdout] test integration_tests::it_inserts_with_compressed_nodes_that_are_descendants ... ok
[INFO] [stdout] test integration_tests::it_inserts_with_compressed_nodes_that_are_not_descendants ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_three ... ok
[INFO] [stdout] test integration_tests::it_removes_a_node ... ok
[INFO] [stdout] test integration_tests::it_removes_a_small_old_tree ... ok
[INFO] [stdout] test integration_tests::it_inserts_a_large_even_amount_of_nodes_into_empty_tree ... ok
[INFO] [stdout] test integration_tests::it_removes_an_old_large_root ... ok
[INFO] [stdout] test integration_tests::it_removes_an_old_root ... ok
[INFO] [stdout] test integration_tests::it_returns_the_same_number_of_values_as_keys ... ok
[INFO] [stdout] test integration_tests::it_updates_an_existing_entry ... ok
[INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_two ... ok
[INFO] [stdout] test integration_tests::it_inserts_a_large_odd_amount_of_nodes_into_empty_tree ... ok
[INFO] [stdout] test integration_tests::it_inserts_one_into_a_large_tree ... ok
[INFO] [stdout] test integration_tests::it_removes_an_entire_tree ... ok
[INFO] [stdout] test integration_tests::it_updates_multiple_existing_entries ... ok
[INFO] [stdout] test integration_tests::it_inserts_multiple_leaf_nodes_into_a_tree_with_existing_items ... ok
[INFO] [stdout] test integration_tests::it_correctly_iterates_removals ... ok
[INFO] [stderr]    Doc-tests starling
[INFO] [stdout] test integration_tests::it_iterates_over_multiple_inserts_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 82 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.52s
[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] running `Command { std: "docker" "inspect" "d46161da981fbf4bb24d8c7f56d478ebc7783e690240985e82b62318940c8aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d46161da981fbf4bb24d8c7f56d478ebc7783e690240985e82b62318940c8aa5", kill_on_drop: false }`
[INFO] [stdout] d46161da981fbf4bb24d8c7f56d478ebc7783e690240985e82b62318940c8aa5
