[INFO] cloning repository https://github.com/YumingxuanGuo/featherengine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YumingxuanGuo/featherengine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYumingxuanGuo%2Ffeatherengine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYumingxuanGuo%2Ffeatherengine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b95ed0846b3b5452b560184b1b69e7baf385a7f6
[INFO] testing YumingxuanGuo/featherengine against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYumingxuanGuo%2Ffeatherengine" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YumingxuanGuo/featherengine on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/YumingxuanGuo/featherengine
[INFO] finished tweaking git repo https://github.com/YumingxuanGuo/featherengine
[INFO] tweaked toml for git repo https://github.com/YumingxuanGuo/featherengine written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/YumingxuanGuo/featherengine 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded camino v1.1.3
[INFO] [stderr]   Downloaded rustyline-derive v0.8.0
[INFO] [stderr]   Downloaded crossbeam-skiplist v0.1.1
[INFO] [stderr]   Downloaded async-trait v0.1.65
[INFO] [stderr]   Downloaded moka v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ba89cc8f28e0006e8b222574f4a5ea8cd35ac85e8d480cf684ea8dc4228a1ba
[INFO] running `Command { std: "docker" "start" "-a" "2ba89cc8f28e0006e8b222574f4a5ea8cd35ac85e8d480cf684ea8dc4228a1ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ba89cc8f28e0006e8b222574f4a5ea8cd35ac85e8d480cf684ea8dc4228a1ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ba89cc8f28e0006e8b222574f4a5ea8cd35ac85e8d480cf684ea8dc4228a1ba", kill_on_drop: false }`
[INFO] [stdout] 2ba89cc8f28e0006e8b222574f4a5ea8cd35ac85e8d480cf684ea8dc4228a1ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a78b520e9920d54a0e325e1dda8aec973ccd0b086ce74cc1543640a7132f4ab5
[INFO] running `Command { std: "docker" "start" "-a" "a78b520e9920d54a0e325e1dda8aec973ccd0b086ce74cc1543640a7132f4ab5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]    Compiling futures-sink v0.3.26
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rustix v0.36.9
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]    Compiling linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling mio v0.8.6
[INFO] [stderr]    Compiling futures-io v0.3.26
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]    Compiling async-trait v0.1.65
[INFO] [stderr]    Compiling dlv-list v0.3.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ordered-multimap v0.4.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling crossbeam-skiplist v0.1.1
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling moka v0.10.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling nix v0.26.2
[INFO] [stderr]    Compiling rust-ini v0.18.0
[INFO] [stderr]    Compiling fd-lock v3.0.10
[INFO] [stderr]    Compiling quanta v0.10.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.6
[INFO] [stderr]    Compiling uuid v1.3.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.7
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling triomphe v0.1.8
[INFO] [stderr]    Compiling pathdiff v0.2.1
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling aliasable v0.1.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling tagptr v0.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tempfile v3.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling futures-macro v0.3.26
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling enum-ordinalize v3.1.12
[INFO] [stderr]    Compiling ouroboros_macro v0.15.6
[INFO] [stderr]    Compiling educe v0.4.20
[INFO] [stderr]    Compiling pest v2.5.6
[INFO] [stderr]    Compiling pin-project v1.0.12
[INFO] [stderr]    Compiling ouroboros v0.15.6
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling pest_meta v2.5.6
[INFO] [stderr]    Compiling rustyline-derive v0.8.0
[INFO] [stderr]    Compiling rustyline v11.0.0
[INFO] [stderr]    Compiling dashmap v5.4.0
[INFO] [stderr]    Compiling pest_generator v2.5.6
[INFO] [stderr]    Compiling futures-executor v0.3.26
[INFO] [stderr]    Compiling futures v0.3.26
[INFO] [stderr]    Compiling tokio-util v0.7.7
[INFO] [stderr]    Compiling tokio-stream v0.1.6
[INFO] [stderr]    Compiling pest_derive v2.5.6
[INFO] [stderr]    Compiling ron v0.7.1
[INFO] [stderr]    Compiling json5 v0.4.1
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling tokio-serde v0.8.0
[INFO] [stderr]    Compiling config v0.13.3
[INFO] [stderr]    Compiling featherengine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.17s
[INFO] running `Command { std: "docker" "inspect" "a78b520e9920d54a0e325e1dda8aec973ccd0b086ce74cc1543640a7132f4ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a78b520e9920d54a0e325e1dda8aec973ccd0b086ce74cc1543640a7132f4ab5", kill_on_drop: false }`
[INFO] [stdout] a78b520e9920d54a0e325e1dda8aec973ccd0b086ce74cc1543640a7132f4ab5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83685ce733e0890d3539eff9c02ebebc5f64b1b293af314c7d1947c7edaede9f
[INFO] running `Command { std: "docker" "start" "-a" "83685ce733e0890d3539eff9c02ebebc5f64b1b293af314c7d1947c7edaede9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling pretty_assertions v1.3.0
[INFO] [stderr]    Compiling featherengine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.07s
[INFO] running `Command { std: "docker" "inspect" "83685ce733e0890d3539eff9c02ebebc5f64b1b293af314c7d1947c7edaede9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83685ce733e0890d3539eff9c02ebebc5f64b1b293af314c7d1947c7edaede9f", kill_on_drop: false }`
[INFO] [stdout] 83685ce733e0890d3539eff9c02ebebc5f64b1b293af314c7d1947c7edaede9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0dabc105b0ce0cd12565343119bb3f98b02214067c22267cf4f6d590b2388b28
[INFO] running `Command { std: "docker" "start" "-a" "0dabc105b0ce0cd12565343119bb3f98b02214067c22267cf4f6d590b2388b28", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/featherengine-a93d8e1cf250a968)
[INFO] [stdout] 
[INFO] [stdout] running 91 tests
[INFO] [stdout] test concurrency::tests::test_txn_anomaly_dirty_read ... ok
[INFO] [stdout] test concurrency::tests::test_begin_with_mode_readonly ... ok
[INFO] [stdout] test concurrency::tests::test_begin ... ok
[INFO] [stdout] test concurrency::tests::test_txn_anomaly_dirty_write ... ok
[INFO] [stdout] test concurrency::tests::test_txn_anomaly_lost_update ... ok
[INFO] [stdout] test concurrency::tests::test_metadata ... ok
[INFO] [stdout] test concurrency::tests::test_txn_anomaly_fuzzy_read ... ok
[INFO] [stdout] test concurrency::tests::test_begin_with_mode_readwrite ... ok
[INFO] [stdout] test concurrency::tests::test_txn_anomaly_write_skew ... ok
[INFO] [stdout] test concurrency::tests::test_txn_anomaly_phantom_read ... ok
[INFO] [stdout] test concurrency::tests::test_txn_delete_idempotent ... ok
[INFO] [stdout] test concurrency::tests::test_txn_get ... ok
[INFO] [stdout] test concurrency::tests::test_txn_get_hides_uncommitted ... ok
[INFO] [stdout] test concurrency::tests::test_txn_get_deleted ... ok
[INFO] [stdout] test concurrency::tests::test_begin_with_mode_snapshot ... ok
[INFO] [stdout] test concurrency::tests::test_txn_delete_conflict ... ok
[INFO] [stdout] test concurrency::tests::test_txn_get_read_only_historical ... ok
[INFO] [stdout] test concurrency::tests::test_txn_anomaly_read_skew ... ok
[INFO] [stdout] test concurrency::tests::test_txn_get_hides_newer ... ok
[INFO] [stdout] test concurrency::tests::test_txn_get_serial ... ok
[INFO] [stdout] test concurrency::tests::test_resume ... ok
[INFO] [stdout] test concurrency::tests::test_txn_scan_key_version_overlap ... ok
[INFO] [stdout] test concurrency::tests::test_txn_set_conflict ... ok
[INFO] [stdout] test concurrency::tests::test_txn_scan ... ok
[INFO] [stdout] test encoding::tests::decode_boolean ... ok
[INFO] [stdout] test encoding::tests::decode_f64 ... ok
[INFO] [stdout] test concurrency::tests::test_txn_set_conflict_committed ... ok
[INFO] [stdout] test encoding::tests::decode_u64 ... ok
[INFO] [stdout] test encoding::tests::encode_boolean ... ok
[INFO] [stdout] test encoding::tests::encode_bytes ... ok
[INFO] [stdout] test concurrency::tests::test_txn_scan_prefix ... ok
[INFO] [stdout] test encoding::tests::decode_i64 ... ok
[INFO] [stdout] test encoding::tests::encode_f64 ... ok
[INFO] [stdout] test concurrency::tests::test_txn_set_rollback ... ok
[INFO] [stdout] test encoding::tests::encode_i64 ... ok
[INFO] [stdout] test encoding::tests::encode_u64 ... ok
[INFO] [stdout] test encoding::tests::take_boolean ... ok
[INFO] [stdout] test encoding::tests::encode_string ... ok
[INFO] [stdout] test encoding::tests::take_bytes ... ok
[INFO] [stdout] test encoding::tests::take_f64 ... ok
[INFO] [stdout] test encoding::tests::take_i64 ... ok
[INFO] [stdout] test encoding::tests::take_string ... ok
[INFO] [stdout] test encoding::tests::take_u64 ... ok
[INFO] [stdout] test storage::kv::lsm_tree::block::test_block_build_all ... ok
[INFO] [stdout] test storage::kv::lsm_tree::block::test_block_build_full ... ok
[INFO] [stdout] test storage::kv::lsm_tree::block::test_block_build_single_key ... ok
[INFO] [stdout] test storage::kv::lsm_tree::block::test_block_encode ... ok
[INFO] [stdout] test storage::kv::lsm_tree::block::test_block_decode ... ok
[INFO] [stdout] test storage::kv::lsm_tree::block::test_block_iter ... ok
[INFO] [stdout] test storage::kv::lsm_tree::block::test_block_iter_rev ... ok
[INFO] [stdout] test storage::kv::lsm_tree::block::test_block_iter_intersection ... ok
[INFO] [stdout] test storage::kv::lsm_tree::block::test_block_iter_intersection_random ... ok
[INFO] [stdout] test storage::kv::lsm_tree::iterators::test_merge_1_iter ... ok
[INFO] [stdout] test storage::kv::lsm_tree::iterators::test_merge_1_iter_rev ... ok
[INFO] [stdout] test storage::kv::lsm_tree::iterators::test_merge_2_iter ... ok
[INFO] [stdout] test storage::kv::lsm_tree::iterators::test_merge_3_two_iter ... ok
[INFO] [stdout] test storage::kv::lsm_tree::iterators::test_merge_5_two_iter ... ok
[INFO] [stdout] test storage::kv::lsm_tree::iterators::test_merge_empty_iter ... ok
[INFO] [stdout] test storage::kv::lsm_tree::lsm_iterator::test_lsm_iterator_empty ... ok
[INFO] [stdout] test storage::kv::lsm_tree::iterators::test_merge_1_two_iter ... ok
[INFO] [stdout] test storage::kv::lsm_tree::iterators::test_merge_4_two_iter ... ok
[INFO] [stdout] test storage::kv::lsm_tree::block::test_block_seek_key_iter ... ok
[INFO] [stdout] test storage::kv::lsm_tree::memtable::test_memtable_flush ... ok
[INFO] [stdout] test storage::kv::lsm_tree::memtable::test_memtable_iter ... ok
[INFO] [stdout] test storage::kv::lsm_tree::sstable::test_sst_build_all ... ok
[INFO] [stdout] test storage::kv::lsm_tree::sstable::test_sst_build_single_key ... ok
[INFO] [stdout] test storage::kv::lsm_tree::sstable::test_sst_build_two_blocks ... ok
[INFO] [stdout] test storage::kv::lsm_tree::sstable::test_sst_decode ... ok
[INFO] [stdout] test storage::kv::lsm_tree::sstable::test_sst_iter ... ok
[INFO] [stdout] test storage::kv::lsm_tree::sstable::test_sst_iter_intersection ... ok
[INFO] [stdout] test storage::kv::lsm_tree::sstable::test_sst_iter_intersection_random ... ok
[INFO] [stdout] test storage::kv::lsm_tree::sstable::test_sst_iter_rev ... ok
[INFO] [stdout] test storage::kv::lsm_tree::memtable::test_memtable_get ... ok
[INFO] [stdout] test storage::kv::lsm_tree::memtable::test_memtable_overwrite ... ok
[INFO] [stdout] test storage::kv::lsm_tree::iterators::test_merge_2_two_iter ... ok
[INFO] [stdout] test storage::kv::lsm_tree::sstable::test_sst_seek_key_iter ... ok
[INFO] [stdout] test storage::kv::lsm_tree::tests::test_storage_get ... ok
[INFO] [stdout] test storage::kv::lsm_tree::tests::test_storage_duplicate_key ... ok
[INFO] [stdout] test storage::kv::lsm_tree::tests::test_storage_concurrent_operation ... ok
[INFO] [stdout] test storage::kv::lsm_tree::lsm_iterator::test_lsm_iterator_hybrid_tables ... ok
[INFO] [stdout] test storage::kv::lsm_tree::tests::test_storage_scan_inaccurate_range ... ok
[INFO] [stdout] test storage::kv::lsm_tree::tests::test_storage_scan_memtable_2 ... ok
[INFO] [stdout] test storage::kv::lsm_tree::tests::test_storage_empty ... ok
[INFO] [stdout] test storage::kv::lsm_tree::tests::test_storage_get_after_sync ... ok
[INFO] [stdout] test storage::kv::lsm_tree::tests::test_storage_scan_memtable_1_after_sync ... ok
[INFO] [stdout] test storage::kv::lsm_tree::tests::test_storage_scan_memtable_1 ... ok
[INFO] [stdout] test storage::kv::lsm_tree::tests::test_storage_scan_memtable_2_after_sync ... ok
[INFO] [stdout] test storage::kv::std_b_plus_tree::tests ... ok
[INFO] [stdout] test storage::kv::lsm_tree::lsm_iterator::test_lsm_iterator_with_duplicate_keys ... ok
[INFO] [stdout] test storage::kv::lsm_tree::lsm_iterator::test_lsm_iterator_memtable_only ... ok
[INFO] [stdout] test storage::kv::lsm_tree::lsm_iterator::test_lsm_iterator_sstable_only ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 91 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests featherengine
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/storage/kv/lsm_tree/sstable.rs - storage::kv::lsm_tree::sstable::SsTable::open (line 106) ... FAILED
[INFO] [stdout] test src/storage/kv/lsm_tree/block.rs - storage::kv::lsm_tree::block::Block (line 19) ... FAILED
[INFO] [stdout] test src/storage/kv/lsm_tree/block.rs - storage::kv::lsm_tree::block::BlockBuilder::add (line 72) ... FAILED
[INFO] [stdout] test src/storage/kv/lsm_tree/sstable.rs - storage::kv::lsm_tree::sstable::BlockMeta (line 24) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/storage/kv/lsm_tree/sstable.rs - storage::kv::lsm_tree::sstable::SsTable::open (line 106) stdout ----
[INFO] [stdout] error: expected one of `,`, `:`, or `@`, found `block`
[INFO] [stdout]  --> src/storage/kv/lsm_tree/sstable.rs:107:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | | data block | data block | ... | data block | meta block | meta block offset (u32) |
[INFO] [stdout]   |       -^^^^^ expected one of `,`, `:`, or `@`
[INFO] [stdout]   |       |
[INFO] [stdout]   |       help: missing `,`
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `block`
[INFO] [stdout]  --> src/storage/kv/lsm_tree/sstable.rs:107:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | | data block | data block | ... | data block | meta block | meta block offset (u32) |
[INFO] [stdout]   |                     ^^^^^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/storage/kv/lsm_tree/block.rs - storage::kv::lsm_tree::block::Block (line 19) stdout ----
[INFO] [stdout] error: expected expression, found `}`
[INFO] [stdout]  --> src/storage/kv/lsm_tree/block.rs:22:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | |              data             |               offsets             |
[INFO] [stdout]   | --------------------------------- while parsing the body of this closure
[INFO] [stdout] 4 | | entry | entry | entry | entry | offset | offset | offset | offset | num_of_elements |
[INFO] [stdout]   | --------- while parsing the body of this closure
[INFO] [stdout] 5 | } _doctest_main_src_storage_kv_lsm_tree_block_rs_19_0() }
[INFO] [stdout]   | ^ expected expression
[INFO] [stdout]   |
[INFO] [stdout] help: you might have meant to open the body of the closure
[INFO] [stdout]   |
[INFO] [stdout] 4 | | entry | { entry | entry | entry | offset | offset | offset | offset | num_of_elements |
[INFO] [stdout]   |           +
[INFO] [stdout] help: you might have meant to open the body of the closure, instead of enclosing the closure in a block
[INFO] [stdout]   |
[INFO] [stdout] 2 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_storage_kv_lsm_tree_block_rs_19_0() 
[INFO] [stdout] 3 ~ |              data             | {               offsets             |
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/storage/kv/lsm_tree/block.rs - storage::kv::lsm_tree::block::BlockBuilder::add (line 72) stdout ----
[INFO] [stdout] error: expected identifier, found `2B`
[INFO] [stdout]  --> src/storage/kv/lsm_tree/block.rs:74:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | | key_len (2B) | key (key_len) | value_len (2B) | value (value_len) | ... |
[INFO] [stdout]   |            ^^ expected identifier
[INFO] [stdout]   |
[INFO] [stdout] help: identifiers cannot start with a number
[INFO] [stdout]  --> src/storage/kv/lsm_tree/block.rs:74:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | | key_len (2B) | key (key_len) | value_len (2B) | value (value_len) | ... |
[INFO] [stdout]   |            ^
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]  --> src/storage/kv/lsm_tree/block.rs:74:71
[INFO] [stdout]   |
[INFO] [stdout] 4 | | key_len (2B) | key (key_len) | value_len (2B) | value (value_len) | ... |
[INFO] [stdout]   |                                                                       ^^^
[INFO] [stdout]   |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]   |
[INFO] [stdout] 4 | | key_len (2B) | key (key_len) | value_len (2B) | value (value_len) | .. |
[INFO] [stdout]   |                                                                       ~~
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]   |
[INFO] [stdout] 4 | | key_len (2B) | key (key_len) | value_len (2B) | value (value_len) | ..= |
[INFO] [stdout]   |                                                                       ~~~
[INFO] [stdout] 
[INFO] [stdout] error: expected `|`, found `}`
[INFO] [stdout]  --> src/storage/kv/lsm_tree/block.rs:75:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | |                             entry_1                               |
[INFO] [stdout]   | --------------------------------------------------------------------- while parsing the body of this closure
[INFO] [stdout] 4 | | key_len (2B) | key (key_len) | value_len (2B) | value (value_len) | ... |
[INFO] [stdout]   | ---------------- while parsing the body of this closure                    - expected `|`
[INFO] [stdout] 5 | } _doctest_main_src_storage_kv_lsm_tree_block_rs_72_0() }
[INFO] [stdout]   | ^ unexpected token
[INFO] [stdout]   |
[INFO] [stdout] help: you might have meant to open the body of the closure
[INFO] [stdout]   |
[INFO] [stdout] 4 | | key_len (2B) | { key (key_len) | value_len (2B) | value (value_len) | ... |
[INFO] [stdout]   |                  +
[INFO] [stdout] help: you might have meant to open the body of the closure, instead of enclosing the closure in a block
[INFO] [stdout]   |
[INFO] [stdout] 2 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_storage_kv_lsm_tree_block_rs_72_0() 
[INFO] [stdout] 3 ~ |                             entry_1                               | {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/storage/kv/lsm_tree/sstable.rs - storage::kv::lsm_tree::sstable::BlockMeta (line 24) stdout ----
[INFO] [stdout] error: expected identifier, found `4B`
[INFO] [stdout]  --> src/storage/kv/lsm_tree/sstable.rs:26:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | | offset (4B) | first_key_len (2B) | first_key (first_key_len) | ... |
[INFO] [stdout]   |           ^^ expected identifier
[INFO] [stdout]   |
[INFO] [stdout] help: identifiers cannot start with a number
[INFO] [stdout]  --> src/storage/kv/lsm_tree/sstable.rs:26:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | | offset (4B) | first_key_len (2B) | first_key (first_key_len) | ... |
[INFO] [stdout]   |           ^
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]  --> src/storage/kv/lsm_tree/sstable.rs:26:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | | offset (4B) | first_key_len (2B) | first_key (first_key_len) | ... |
[INFO] [stdout]   |                                                                  ^^^
[INFO] [stdout]   |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]   |
[INFO] [stdout] 4 | | offset (4B) | first_key_len (2B) | first_key (first_key_len) | .. |
[INFO] [stdout]   |                                                                  ~~
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]   |
[INFO] [stdout] 4 | | offset (4B) | first_key_len (2B) | first_key (first_key_len) | ..= |
[INFO] [stdout]   |                                                                  ~~~
[INFO] [stdout] 
[INFO] [stdout] error: expected `|`, found `}`
[INFO] [stdout]  --> src/storage/kv/lsm_tree/sstable.rs:27:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | |                        meta_entry_1                          |
[INFO] [stdout]   | ---------------------------------------------------------------- while parsing the body of this closure
[INFO] [stdout] 4 | | offset (4B) | first_key_len (2B) | first_key (first_key_len) | ... |
[INFO] [stdout]   | --------------- while parsing the body of this closure                - expected `|`
[INFO] [stdout] 5 | } _doctest_main_src_storage_kv_lsm_tree_sstable_rs_24_0() }
[INFO] [stdout]   | ^ unexpected token
[INFO] [stdout]   |
[INFO] [stdout] help: you might have meant to open the body of the closure
[INFO] [stdout]   |
[INFO] [stdout] 4 | | offset (4B) | { first_key_len (2B) | first_key (first_key_len) | ... |
[INFO] [stdout]   |                 +
[INFO] [stdout] help: you might have meant to open the body of the closure, instead of enclosing the closure in a block
[INFO] [stdout]   |
[INFO] [stdout] 2 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_storage_kv_lsm_tree_sstable_rs_24_0() 
[INFO] [stdout] 3 ~ |                        meta_entry_1                          | {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/storage/kv/lsm_tree/block.rs - storage::kv::lsm_tree::block::Block (line 19)
[INFO] [stdout]     src/storage/kv/lsm_tree/block.rs - storage::kv::lsm_tree::block::BlockBuilder::add (line 72)
[INFO] [stdout]     src/storage/kv/lsm_tree/sstable.rs - storage::kv::lsm_tree::sstable::BlockMeta (line 24)
[INFO] [stdout]     src/storage/kv/lsm_tree/sstable.rs - storage::kv::lsm_tree::sstable::SsTable::open (line 106)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0dabc105b0ce0cd12565343119bb3f98b02214067c22267cf4f6d590b2388b28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dabc105b0ce0cd12565343119bb3f98b02214067c22267cf4f6d590b2388b28", kill_on_drop: false }`
[INFO] [stdout] 0dabc105b0ce0cd12565343119bb3f98b02214067c22267cf4f6d590b2388b28
