[INFO] fetching crate starling 3.2.3... [INFO] testing starling-3.2.3 against 1.49.0 for beta-1.50-1 [INFO] extracting crate starling 3.2.3 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate starling 3.2.3 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 starling 3.2.3 [INFO] finished tweaking crates.io crate starling 3.2.3 [INFO] tweaked toml for crates.io crate starling 3.2.3 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate crates.io crate starling 3.2.3 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 59ff804752819e298a4f5b4cf182b7a594709b78cd7fd4ffa3e0e7f175b05001 [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" "59ff804752819e298a4f5b4cf182b7a594709b78cd7fd4ffa3e0e7f175b05001", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59ff804752819e298a4f5b4cf182b7a594709b78cd7fd4ffa3e0e7f175b05001", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59ff804752819e298a4f5b4cf182b7a594709b78cd7fd4ffa3e0e7f175b05001", kill_on_drop: false }` [INFO] [stdout] 59ff804752819e298a4f5b4cf182b7a594709b78cd7fd4ffa3e0e7f175b05001 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 05c85f74225b325845113a636f0d302d2f312819bec92c79e458c3c0b8156e86 [INFO] running `Command { std: "docker" "start" "-a" "05c85f74225b325845113a636f0d302d2f312819bec92c79e458c3c0b8156e86", kill_on_drop: false }` [INFO] [stderr] Compiling starling v3.2.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.23s [INFO] running `Command { std: "docker" "inspect" "05c85f74225b325845113a636f0d302d2f312819bec92c79e458c3c0b8156e86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05c85f74225b325845113a636f0d302d2f312819bec92c79e458c3c0b8156e86", kill_on_drop: false }` [INFO] [stdout] 05c85f74225b325845113a636f0d302d2f312819bec92c79e458c3c0b8156e86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] c81ddef90005cc42cb6472a6075bd603e8a26b24f82e5e3998dc6c51bfd5e1c2 [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" "c81ddef90005cc42cb6472a6075bd603e8a26b24f82e5e3998dc6c51bfd5e1c2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling rayon-core v1.8.0 [INFO] [stderr] Compiling either v1.6.0 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling half v1.6.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.9 [INFO] [stderr] Compiling oorandom v11.1.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling rayon v1.4.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling crossbeam-channel v0.4.3 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling plotters v0.2.15 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling bstr v0.2.13 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling tinytemplate v1.1.0 [INFO] [stderr] Compiling criterion v0.3.3 [INFO] [stderr] Compiling starling v3.2.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2m 15s [INFO] running `Command { std: "docker" "inspect" "c81ddef90005cc42cb6472a6075bd603e8a26b24f82e5e3998dc6c51bfd5e1c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c81ddef90005cc42cb6472a6075bd603e8a26b24f82e5e3998dc6c51bfd5e1c2", kill_on_drop: false }` [INFO] [stdout] c81ddef90005cc42cb6472a6075bd603e8a26b24f82e5e3998dc6c51bfd5e1c2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 661ff86ca95705e25e746700acfea986bb51f4ebc2db6c3cd3a3c34a58b0c6a6 [INFO] running `Command { std: "docker" "start" "-a" "661ff86ca95705e25e746700acfea986bb51f4ebc2db6c3cd3a3c34a58b0c6a6", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.32s [INFO] [stdout] running 8 tests [INFO] [stderr] Running /opt/rustwide/target/debug/deps/starling-74fbaa6d85b938a7 [INFO] [stdout] test merkle_bit::tests::it_chooses_the_right_branch_medium ... 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_easy ... ok [INFO] [stdout] test merkle_bit::tests::it_splits_an_all_zeros_sorted_list_of_pairs ... ok [INFO] [stdout] test merkle_bit::tests::it_chooses_the_right_branch_hard ... 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_splits_an_even_length_sorted_list_of_pairs ... ok [INFO] [stderr] Running /opt/rustwide/target/debug/deps/merkle_bit-63f7b1a59df03968 [INFO] [stdout] test merkle_bit::tests::it_splits_an_odd_length_sorted_list_of_pairs_with_more_zeros ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 80 tests [INFO] [stdout] test integration_tests::it_fails_to_get_from_empty_tree ... ok [INFO] [stdout] test integration_tests::it_fails_to_get_a_nonexistent_item ... ok [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_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_gets_items_from_a_small_balanced_tree ... ok [INFO] [stdout] test integration_tests::it_generates_a_simple_inclusion_proof ... ok [INFO] [stdout] test integration_tests::it_gets_items_from_a_small_unbalanced_tree ... ok [INFO] [stdout] test integration_tests::it_gets_one_key_from_a_small_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_handles_key_size_of_four ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_five ... 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_medium_balanced_tree ... ok [INFO] [stdout] test integration_tests::it_generates_a_medium_size_inclusion_proof ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_six ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_seven ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_eight ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_nine ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_ten ... 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_fifteen ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_three ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_eleven ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_fourteen ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_seventeen ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_eighteen ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_nineteen ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_sixteen ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_thirteen ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_twelve ... ok [INFO] [stdout] test integration_tests::it_fails_a_large_size_invalid_proof ... 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_thirty ... ok [INFO] [stdout] test integration_tests::it_gets_items_from_a_large_balanced_tree ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_two ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_five ... 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_four ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_eight ... ok [INFO] [stdout] test integration_tests::it_generates_a_large_size_inclusion_proof ... 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_multiple_leaf_nodes_into_a_small_tree_with_existing_items ... ok [INFO] [stdout] test integration_tests::it_inserts_a_small_even_amount_of_nodes_into_empty_tree ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_one ... ok [INFO] [stdout] test integration_tests::it_inserts_multiple_leaf_nodes_into_empty_tree ... 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_a_medium_odd_amount_of_nodes_into_empty_tree ... 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_inserts_two_leaf_nodes_into_empty_tree_with_first_bit_split ... 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_medium_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_thirty_one ... 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_seven ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_nine ... ok [INFO] [stdout] test integration_tests::it_inserts_one_into_a_large_tree ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_three ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_two ... ok [INFO] [stdout] test integration_tests::it_handles_key_size_of_twenty_six ... ok [INFO] [stdout] test integration_tests::it_inserts_a_large_even_amount_of_nodes_into_empty_tree ... ok [INFO] [stdout] test integration_tests::it_inserts_a_large_odd_amount_of_nodes_into_empty_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] [stdout] test integration_tests::it_iterates_over_multiple_inserts_correctly ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 80 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests starling [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "661ff86ca95705e25e746700acfea986bb51f4ebc2db6c3cd3a3c34a58b0c6a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "661ff86ca95705e25e746700acfea986bb51f4ebc2db6c3cd3a3c34a58b0c6a6", kill_on_drop: false }` [INFO] [stdout] 661ff86ca95705e25e746700acfea986bb51f4ebc2db6c3cd3a3c34a58b0c6a6