[INFO] cloning repository https://github.com/irving-peng/NU-CS339-Lab3 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/irving-peng/NU-CS339-Lab3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firving-peng%2FNU-CS339-Lab3", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firving-peng%2FNU-CS339-Lab3'... 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fcfd28f396b2ede5fd4fdb857dbef52c1bdbfcb07422146c4e6abe3068983042 [INFO] running `Command { std: "docker" "start" "-a" "fcfd28f396b2ede5fd4fdb857dbef52c1bdbfcb07422146c4e6abe3068983042", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fcfd28f396b2ede5fd4fdb857dbef52c1bdbfcb07422146c4e6abe3068983042", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcfd28f396b2ede5fd4fdb857dbef52c1bdbfcb07422146c4e6abe3068983042", kill_on_drop: false }` [INFO] [stdout] fcfd28f396b2ede5fd4fdb857dbef52c1bdbfcb07422146c4e6abe3068983042 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4fee22c4b169b78323e51ccbd13d6dddd12aaa946f8798cd579e840c7a65fb1d [INFO] running `Command { std: "docker" "start" "-a" "4fee22c4b169b78323e51ccbd13d6dddd12aaa946f8798cd579e840c7a65fb1d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] 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[stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking serde_spanned v0.6.7 [INFO] [stderr] Checking json5 v0.4.1 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking toml_edit v0.22.21 [INFO] [stderr] Checking ron v0.8.1 [INFO] [stderr] Checking fd-lock v4.0.2 [INFO] [stderr] Checking tempfile v3.13.0 [INFO] [stderr] Checking rustyline v14.0.0 [INFO] [stderr] Checking toml v0.8.19 [INFO] [stderr] Checking config v0.14.1 [INFO] [stderr] Checking rustydb v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `schema` [INFO] [stdout] --> src/sql/execution/execute.rs:131:17 [INFO] [stdout] | [INFO] [stdout] 131 | let schema = catalog [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_schema` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left_rid` [INFO] [stdout] --> src/sql/execution/join.rs:80:18 [INFO] [stdout] | [INFO] [stdout] 80 | let (left_rid, left_row) = left_result.clone()?; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_left_rid` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right_rid` [INFO] [stdout] --> src/sql/execution/join.rs:84:22 [INFO] [stdout] | [INFO] [stdout] 84 | let (right_rid, right_row) = right_result?; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_rid` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `txn` [INFO] [stdout] --> src/sql/execution/source.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn scan(txn: &impl Transaction, table: Table, filter: Option) -> Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_txn` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `table` [INFO] [stdout] --> src/sql/execution/source.rs:10:37 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn scan(txn: &impl Transaction, table: Table, filter: Option) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_table` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `filter` [INFO] [stdout] --> src/sql/execution/source.rs:10:51 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn scan(txn: &impl Transaction, table: Table, filter: Option) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_filter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tuple` [INFO] [stdout] --> src/sql/execution/write.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let tuple = row.to_tuple(&table)?; // Convert row to tuple based on schema [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_tuple` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/sql/execution/write.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | mut source: Rows, [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `schema` [INFO] [stdout] --> src/sql/execution/execute.rs:131:17 [INFO] [stdout] | [INFO] [stdout] 131 | let schema = catalog [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_schema` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left_rid` [INFO] [stdout] --> src/sql/execution/join.rs:80:18 [INFO] [stdout] | [INFO] [stdout] 80 | let (left_rid, left_row) = left_result.clone()?; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_left_rid` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right_rid` [INFO] [stdout] --> src/sql/execution/join.rs:84:22 [INFO] [stdout] | [INFO] [stdout] 84 | let (right_rid, right_row) = right_result?; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_right_rid` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `txn` [INFO] [stdout] --> src/sql/execution/source.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn scan(txn: &impl Transaction, table: Table, filter: Option) -> Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_txn` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `table` [INFO] [stdout] --> src/sql/execution/source.rs:10:37 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn scan(txn: &impl Transaction, table: Table, filter: Option) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_table` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `filter` [INFO] [stdout] --> src/sql/execution/source.rs:10:51 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn scan(txn: &impl Transaction, table: Table, filter: Option) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_filter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tuple` [INFO] [stdout] --> src/sql/execution/write.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let tuple = row.to_tuple(&table)?; // Convert row to tuple based on schema [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_tuple` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/sql/execution/write.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | mut source: Rows, [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `right_size` and `outer` are never read [INFO] [stdout] --> src/sql/execution/join.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 34 | struct NestedLoopIterator { [INFO] [stdout] | ------------------ fields in this struct [INFO] [stdout] ... [INFO] [stdout] 42 | right_size: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 48 | outer: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NestedLoopIterator` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `scan` is never used [INFO] [stdout] --> src/sql/execution/source.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn scan(txn: &impl Transaction, table: Table, filter: Option) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `filter` is never used [INFO] [stdout] --> src/sql/execution/transform.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn filter(source: Rows, predicate: Expression) -> Rows { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `StudentEngine` is never used [INFO] [stdout] --> src/sql/tests/utility.rs:11:6 [INFO] [stdout] | [INFO] [stdout] 11 | type StudentEngine = Local; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SqlStudentRunner` is never constructed [INFO] [stdout] --> src/sql/tests/utility.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct SqlStudentRunner<'run> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `bind`, `execute`, `select_expect`, and `initialize` are never used [INFO] [stdout] --> src/sql/tests/utility.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 21 | impl<'a> SqlStudentRunner<'a> { [INFO] [stdout] | ----------------------------- associated items in this implementation [INFO] [stdout] 22 | pub(crate) fn new(execution_engine: &'a StudentEngine) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub(crate) fn bind(&mut self, mut f: F) -> &mut Self [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | pub(crate) fn execute(&mut self, input: &str) -> &mut Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | pub(crate) fn select_expect(&mut self, input: &str, expected: &str) -> &mut Self { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | pub(crate) fn initialize(&mut self, script_name: &str) -> &mut Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_storage_engine` is never used [INFO] [stdout] --> src/sql/tests/utility.rs:78:8 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn create_storage_engine() -> HeapTableManager { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `handle` is never used [INFO] [stdout] --> src/sql/tests/utility.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn handle(result: StatementResult, expected: &str) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `open_script` is never used [INFO] [stdout] --> src/sql/tests/utility.rs:121:8 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn open_script(script_name: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_script` is never used [INFO] [stdout] --> src/sql/tests/utility.rs:130:8 [INFO] [stdout] | [INFO] [stdout] 130 | pub fn parse_script(script: &str) -> Vec<&str> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/sql/execution/write.rs:28:34 [INFO] [stdout] | [INFO] [stdout] 28 | let table_name = table.name().clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `right_size` and `outer` are never read [INFO] [stdout] --> src/sql/execution/join.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 34 | struct NestedLoopIterator { [INFO] [stdout] | ------------------ fields in this struct [INFO] [stdout] ... [INFO] [stdout] 42 | right_size: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 48 | outer: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NestedLoopIterator` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `scan` is never used [INFO] [stdout] --> src/sql/execution/source.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn scan(txn: &impl Transaction, table: Table, filter: Option) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `filter` is never used [INFO] [stdout] --> src/sql/execution/transform.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn filter(source: Rows, predicate: Expression) -> Rows { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `random_bool` is never used [INFO] [stdout] --> src/storage/buffer/lru_k_replacer/tests.rs:148:4 [INFO] [stdout] | [INFO] [stdout] 148 | fn random_bool() -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `record_access_frame_n_times` is never used [INFO] [stdout] --> src/storage/buffer/lru_k_replacer/tests.rs:163:4 [INFO] [stdout] | [INFO] [stdout] 163 | fn record_access_frame_n_times(replacer: &mut LRUKReplacer, frame_id: FrameId, n: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/sql/execution/write.rs:28:34 [INFO] [stdout] | [INFO] [stdout] 28 | let table_name = table.name().clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.90s [INFO] running `Command { std: "docker" "inspect" "4fee22c4b169b78323e51ccbd13d6dddd12aaa946f8798cd579e840c7a65fb1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fee22c4b169b78323e51ccbd13d6dddd12aaa946f8798cd579e840c7a65fb1d", kill_on_drop: false }` [INFO] [stdout] 4fee22c4b169b78323e51ccbd13d6dddd12aaa946f8798cd579e840c7a65fb1d