[INFO] fetching crate crdt-lite 0.1.0...
[INFO] testing crdt-lite-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate crdt-lite 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate crdt-lite 0.1.0
[INFO] finished tweaking crates.io crate crdt-lite 0.1.0
[INFO] tweaked toml for crates.io crate crdt-lite 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate crdt-lite 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d336ac67fd1bb5c3b792752e23dd9a210a4fbc8c95a87a1c926fe364430bb06
[INFO] running `Command { std: "docker" "start" "-a" "1d336ac67fd1bb5c3b792752e23dd9a210a4fbc8c95a87a1c926fe364430bb06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d336ac67fd1bb5c3b792752e23dd9a210a4fbc8c95a87a1c926fe364430bb06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d336ac67fd1bb5c3b792752e23dd9a210a4fbc8c95a87a1c926fe364430bb06", kill_on_drop: false }`
[INFO] [stdout] 1d336ac67fd1bb5c3b792752e23dd9a210a4fbc8c95a87a1c926fe364430bb06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e2bcdc9e4281a57ab7a222bb926ec90ff2fc25a33f0e985f7ce1f32b953a29e
[INFO] running `Command { std: "docker" "start" "-a" "8e2bcdc9e4281a57ab7a222bb926ec90ff2fc25a33f0e985f7ce1f32b953a29e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling uuid-macro-internal v1.18.1
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling crdt-lite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `LogicalClock` is never constructed
[INFO] [stdout]  --> src/crdt.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct LogicalClock {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `tick`, `update`, and `current_time` are never used
[INFO] [stdout]   --> src/crdt.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl LogicalClock {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 14 |   /// Creates a new LogicalClock starting at time 0.
[INFO] [stdout] 15 |   fn new() -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |   fn tick(&mut self) -> u64 {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |   fn update(&mut self, received_time: u64) -> u64 {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |   fn current_time(&self) -> u64 {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ColumnVersion` is never constructed
[INFO] [stdout]   --> src/crdt.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct ColumnVersion {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/crdt.rs:49:6
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl ColumnVersion {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] 48 |   /// Creates a new ColumnVersion.
[INFO] [stdout] 49 |   fn new(col_version: u64, db_version: u64, site_id: u64, seq: u64) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Record` is never constructed
[INFO] [stdout]   --> src/crdt.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | struct Record<V> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/crdt.rs:68:6
[INFO] [stdout]    |
[INFO] [stdout] 66 | impl<V> Record<V> {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 67 |   /// Creates a new Record.
[INFO] [stdout] 68 |   fn new(fields: HashMap<String, V>, column_versions: HashMap<String, ColumnVersion>) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CRDT` is never constructed
[INFO] [stdout]   --> src/crdt.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct CRDT<K, V>
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/crdt.rs:94:6
[INFO] [stdout]     |
[INFO] [stdout]  88 | / impl<K, V> CRDT<K, V>
[INFO] [stdout]  89 | | where
[INFO] [stdout]  90 | |   K: Eq + Hash + Clone + Debug,
[INFO] [stdout]  91 | |   V: Clone + Debug,
[INFO] [stdout]     | |___________________- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  94 |     fn new(node_id: u64) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |     fn insert(&mut self, record_id: K, fields: HashMap<String, V>) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 |     fn update(&mut self, record_id: &K, updates: HashMap<String, V>) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     fn delete(&mut self, record_id: &K) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 |     fn get_changes_since(&self, last_db_version: u64) -> Vec<Change<K, V>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 251 |     fn merge_changes(&mut self, changes: &[Change<K, V>]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 361 |     fn print_data(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Change` is never constructed
[INFO] [stdout]    --> src/crdt.rs:379:8
[INFO] [stdout]     |
[INFO] [stdout] 379 | struct Change<K, V> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.19s
[INFO] running `Command { std: "docker" "inspect" "8e2bcdc9e4281a57ab7a222bb926ec90ff2fc25a33f0e985f7ce1f32b953a29e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2bcdc9e4281a57ab7a222bb926ec90ff2fc25a33f0e985f7ce1f32b953a29e", kill_on_drop: false }`
[INFO] [stdout] 8e2bcdc9e4281a57ab7a222bb926ec90ff2fc25a33f0e985f7ce1f32b953a29e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6616594ed51fe6a90d70dec41f0f47f7784856ad5a2582a89c9096b5d6fba15a
[INFO] running `Command { std: "docker" "start" "-a" "6616594ed51fe6a90d70dec41f0f47f7784856ad5a2582a89c9096b5d6fba15a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crdt-lite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `LogicalClock` is never constructed
[INFO] [stdout]  --> src/crdt.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct LogicalClock {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `tick`, `update`, and `current_time` are never used
[INFO] [stdout]   --> src/crdt.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl LogicalClock {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 14 |   /// Creates a new LogicalClock starting at time 0.
[INFO] [stdout] 15 |   fn new() -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |   fn tick(&mut self) -> u64 {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |   fn update(&mut self, received_time: u64) -> u64 {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |   fn current_time(&self) -> u64 {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ColumnVersion` is never constructed
[INFO] [stdout]   --> src/crdt.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct ColumnVersion {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/crdt.rs:49:6
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl ColumnVersion {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] 48 |   /// Creates a new ColumnVersion.
[INFO] [stdout] 49 |   fn new(col_version: u64, db_version: u64, site_id: u64, seq: u64) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Record` is never constructed
[INFO] [stdout]   --> src/crdt.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | struct Record<V> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/crdt.rs:68:6
[INFO] [stdout]    |
[INFO] [stdout] 66 | impl<V> Record<V> {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 67 |   /// Creates a new Record.
[INFO] [stdout] 68 |   fn new(fields: HashMap<String, V>, column_versions: HashMap<String, ColumnVersion>) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CRDT` is never constructed
[INFO] [stdout]   --> src/crdt.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct CRDT<K, V>
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/crdt.rs:94:6
[INFO] [stdout]     |
[INFO] [stdout]  88 | / impl<K, V> CRDT<K, V>
[INFO] [stdout]  89 | | where
[INFO] [stdout]  90 | |   K: Eq + Hash + Clone + Debug,
[INFO] [stdout]  91 | |   V: Clone + Debug,
[INFO] [stdout]     | |___________________- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  94 |     fn new(node_id: u64) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |     fn insert(&mut self, record_id: K, fields: HashMap<String, V>) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 |     fn update(&mut self, record_id: &K, updates: HashMap<String, V>) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     fn delete(&mut self, record_id: &K) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 |     fn get_changes_since(&self, last_db_version: u64) -> Vec<Change<K, V>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 251 |     fn merge_changes(&mut self, changes: &[Change<K, V>]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 361 |     fn print_data(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Change` is never constructed
[INFO] [stdout]    --> src/crdt.rs:379:8
[INFO] [stdout]     |
[INFO] [stdout] 379 | struct Change<K, V> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_data` is never used
[INFO] [stdout]    --> src/crdt.rs:361:6
[INFO] [stdout]     |
[INFO] [stdout]  88 | / impl<K, V> CRDT<K, V>
[INFO] [stdout]  89 | | where
[INFO] [stdout]  90 | |   K: Eq + Hash + Clone + Debug,
[INFO] [stdout]  91 | |   V: Clone + Debug,
[INFO] [stdout]     | |___________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 361 |     fn print_data(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "6616594ed51fe6a90d70dec41f0f47f7784856ad5a2582a89c9096b5d6fba15a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6616594ed51fe6a90d70dec41f0f47f7784856ad5a2582a89c9096b5d6fba15a", kill_on_drop: false }`
[INFO] [stdout] 6616594ed51fe6a90d70dec41f0f47f7784856ad5a2582a89c9096b5d6fba15a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6bac42434af505c46e6ac107137e51be236cb68c85d9b08bedf93416df912830
[INFO] running `Command { std: "docker" "start" "-a" "6bac42434af505c46e6ac107137e51be236cb68c85d9b08bedf93416df912830", kill_on_drop: false }`
[INFO] [stderr] warning: struct `LogicalClock` is never constructed
[INFO] [stderr]  --> src/crdt.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct LogicalClock {
[INFO] [stderr]   |        ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `tick`, `update`, and `current_time` are never used
[INFO] [stderr]   --> src/crdt.rs:15:6
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl LogicalClock {
[INFO] [stderr]    | ----------------- associated items in this implementation
[INFO] [stderr] 14 |   /// Creates a new LogicalClock starting at time 0.
[INFO] [stderr] 15 |   fn new() -> Self {
[INFO] [stderr]    |      ^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |   fn tick(&mut self) -> u64 {
[INFO] [stderr]    |      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |   fn update(&mut self, received_time: u64) -> u64 {
[INFO] [stderr]    |      ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 33 |   fn current_time(&self) -> u64 {
[INFO] [stderr]    |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ColumnVersion` is never constructed
[INFO] [stderr]   --> src/crdt.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | struct ColumnVersion {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/crdt.rs:49:6
[INFO] [stderr]    |
[INFO] [stderr] 47 | impl ColumnVersion {
[INFO] [stderr]    | ------------------ associated function in this implementation
[INFO] [stderr] 48 |   /// Creates a new ColumnVersion.
[INFO] [stderr] 49 |   fn new(col_version: u64, db_version: u64, site_id: u64, seq: u64) -> Self {
[INFO] [stderr]    |      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Record` is never constructed
[INFO] [stderr]   --> src/crdt.rs:61:8
[INFO] [stderr]    |
[INFO] [stderr] 61 | struct Record<V> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/crdt.rs:68:6
[INFO] [stderr]    |
[INFO] [stderr] 66 | impl<V> Record<V> {
[INFO] [stderr]    | ----------------- associated function in this implementation
[INFO] [stderr] 67 |   /// Creates a new Record.
[INFO] [stderr] 68 |   fn new(fields: HashMap<String, V>, column_versions: HashMap<String, ColumnVersion>) -> Self {
[INFO] [stderr]    |      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CRDT` is never constructed
[INFO] [stderr]   --> src/crdt.rs:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 | struct CRDT<K, V>
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/crdt.rs:94:6
[INFO] [stderr]     |
[INFO] [stderr]  88 | / impl<K, V> CRDT<K, V>
[INFO] [stderr]  89 | | where
[INFO] [stderr]  90 | |   K: Eq + Hash + Clone + Debug,
[INFO] [stderr]  91 | |   V: Clone + Debug,
[INFO] [stderr]     | |___________________- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  94 |     fn new(node_id: u64) -> Self {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 109 |     fn insert(&mut self, record_id: K, fields: HashMap<String, V>) {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 141 |     fn update(&mut self, record_id: &K, updates: HashMap<String, V>) {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 174 |     fn delete(&mut self, record_id: &K) {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 214 |     fn get_changes_since(&self, last_db_version: u64) -> Vec<Change<K, V>> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 251 |     fn merge_changes(&mut self, changes: &[Change<K, V>]) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 361 |     fn print_data(&self) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Change` is never constructed
[INFO] [stderr]    --> src/crdt.rs:379:8
[INFO] [stderr]     |
[INFO] [stderr] 379 | struct Change<K, V> {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `print_data` is never used
[INFO] [stderr]    --> src/crdt.rs:361:6
[INFO] [stderr]     |
[INFO] [stderr]  88 | / impl<K, V> CRDT<K, V>
[INFO] [stderr]  89 | | where
[INFO] [stderr]  90 | |   K: Eq + Hash + Clone + Debug,
[INFO] [stderr]  91 | |   V: Clone + Debug,
[INFO] [stderr]     | |___________________- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 361 |     fn print_data(&self) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `crdt-lite` (lib) generated 9 warnings
[INFO] [stderr] warning: `crdt-lite` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crdt_lite-9323bf1c44d4a35e)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test crdt::tests::test_inserting_after_deletion ... ok
[INFO] [stdout] test crdt::tests::test_conflict_resolution_with_site_id_and_seq ... ok
[INFO] [stdout] test crdt::tests::test_multiple_merges ... ok
[INFO] [stdout] test crdt::tests::test_basic_insert_and_merge ... ok
[INFO] [stdout] test crdt::tests::test_tombstone_handling ... ok
[INFO] [stdout] test crdt::tests::test_updates_with_conflicts ... ok
[INFO] [stdout] test crdt::tests::test_merge_without_conflicts ... ok
[INFO] [stdout] test crdt::tests::test_delete_and_merge ... ok
[INFO] [stdout] test crdt::tests::test_logical_clock_update ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests crdt_lite
[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" "6bac42434af505c46e6ac107137e51be236cb68c85d9b08bedf93416df912830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bac42434af505c46e6ac107137e51be236cb68c85d9b08bedf93416df912830", kill_on_drop: false }`
[INFO] [stdout] 6bac42434af505c46e6ac107137e51be236cb68c85d9b08bedf93416df912830
