[INFO] cloning repository https://github.com/utshomh/rusql
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/utshomh/rusql" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Futshomh%2Frusql", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Futshomh%2Frusql'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6456981294606df4f89382f488b1b69ce955be80
[INFO] checking utshomh/rusql against 49a6044d37d694890450f52ceaceb66277a36b1e for pr-161154
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Futshomh%2Frusql" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/utshomh/rusql
[INFO] finished tweaking git repo https://github.com/utshomh/rusql
[INFO] tweaked toml for git repo https://github.com/utshomh/rusql written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/utshomh/rusql on toolchain 49a6044d37d694890450f52ceaceb66277a36b1e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/utshomh/rusql 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" "+49a6044d37d694890450f52ceaceb66277a36b1e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f6cf14290ce014c376cfc49cdaa5bed8f1cbfca018f417b751d2d9720045d7a9
[INFO] running `Command { std: "docker" "start" "f6cf14290ce014c376cfc49cdaa5bed8f1cbfca018f417b751d2d9720045d7a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6cf14290ce014c376cfc49cdaa5bed8f1cbfca018f417b751d2d9720045d7a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f6cf14290ce014c376cfc49cdaa5bed8f1cbfca018f417b751d2d9720045d7a9" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6cf14290ce014c376cfc49cdaa5bed8f1cbfca018f417b751d2d9720045d7a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f6cf14290ce014c376cfc49cdaa5bed8f1cbfca018f417b751d2d9720045d7a9" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking rusql v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LiteralExpression`
[INFO] [stdout]  --> src/backend.rs:5:60
[INFO] [stdout]   |
[INFO] [stdout] 5 |         CreateTableStatement, Expression, InsertStatement, LiteralExpression, SelectStatement,
[INFO] [stdout]   |                                                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LiteralExpression`
[INFO] [stdout]  --> src/backend.rs:5:60
[INFO] [stdout]   |
[INFO] [stdout] 5 |         CreateTableStatement, Expression, InsertStatement, LiteralExpression, SelectStatement,
[INFO] [stdout]   |                                                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stmt`
[INFO] [stdout]    --> src/backend.rs:154:26
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn select(&mut self, stmt: SelectStatement) -> Result<ExecutionResult, ExecutionError> {
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_stmt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `table`
[INFO] [stdout]    --> src/backend.rs:158:19
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn expression(table: &mut Table, expr: Expression) -> Result<Value, ExecutionError> {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_table`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `items` and `from` are never read
[INFO] [stdout]   --> src/ast.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct SelectStatement {
[INFO] [stdout]    |            --------------- fields in this struct
[INFO] [stdout] 38 |     pub items: Vec<Expression>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 39 |     pub from: Token,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SelectStatement` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `datatype` are never read
[INFO] [stdout]   --> src/backend.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Column {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 25 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 26 |     pub datatype: Datatype,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Column` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `columns` and `rows` are never read
[INFO] [stdout]   --> src/backend.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct QueryResult {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 54 |     pub columns: Vec<String>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 55 |     pub rows: Vec<Vec<Value>>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `QueryResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Rows` is never constructed
[INFO] [stdout]   --> src/backend.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub enum ExecutionResult {
[INFO] [stdout]    |          --------------- variant in this enum
[INFO] [stdout] 60 |     Ok,
[INFO] [stdout] 61 |     Rows(QueryResult),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ExecutionResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `message` and `tokens` are never read
[INFO] [stdout]   --> src/backend.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct ExecutionError {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 66 |     pub message: String,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 67 |     pub tokens: Vec<Token>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ExecutionError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Lex(LexError),
[INFO] [stdout]   |     --- ^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 5 -     Lex(LexError),
[INFO] [stdout] 5 +     Lex(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Parse(ParseError),
[INFO] [stdout]   |     ----- ^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 -     Parse(ParseError),
[INFO] [stdout] 6 +     Parse(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Execution(ExecutionError),
[INFO] [stdout]   |     --------- ^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 7 -     Execution(ExecutionError),
[INFO] [stdout] 7 +     Execution(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value`, `message`, and `loc` are never read
[INFO] [stdout]    --> src/lexer.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout]  99 | pub struct LexError {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 100 |     pub value: String,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 101 |     pub message: String,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 102 |     pub loc: Location,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LexError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `message` and `tokens` are never read
[INFO] [stdout]   --> src/parser.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct ParseError {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 11 |     pub message: String,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 12 |     pub tokens: Vec<Token>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_token` is never used
[INFO] [stdout]   --> src/parser.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl Parser {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn next_token(&self) -> Option<&Token> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stdout] warning: unused variable: `stmt`
[INFO] [stdout]    --> src/backend.rs:154:26
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn select(&mut self, stmt: SelectStatement) -> Result<ExecutionResult, ExecutionError> {
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_stmt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `table`
[INFO] [stdout]    --> src/backend.rs:158:19
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn expression(table: &mut Table, expr: Expression) -> Result<Value, ExecutionError> {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_table`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `datatype` are never read
[INFO] [stdout]   --> src/backend.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Column {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 25 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 26 |     pub datatype: Datatype,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Column` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `columns` and `rows` are never read
[INFO] [stdout]   --> src/backend.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct QueryResult {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 54 |     pub columns: Vec<String>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 55 |     pub rows: Vec<Vec<Value>>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `QueryResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Rows` is never constructed
[INFO] [stdout]   --> src/backend.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub enum ExecutionResult {
[INFO] [stdout]    |          --------------- variant in this enum
[INFO] [stdout] 60 |     Ok,
[INFO] [stdout] 61 |     Rows(QueryResult),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ExecutionResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `message` and `tokens` are never read
[INFO] [stdout]   --> src/backend.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct ExecutionError {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 66 |     pub message: String,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 67 |     pub tokens: Vec<Token>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ExecutionError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Lex(LexError),
[INFO] [stdout]   |     --- ^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 5 -     Lex(LexError),
[INFO] [stdout] 5 +     Lex(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Parse(ParseError),
[INFO] [stdout]   |     ----- ^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 -     Parse(ParseError),
[INFO] [stdout] 6 +     Parse(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Execution(ExecutionError),
[INFO] [stdout]   |     --------- ^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 7 -     Execution(ExecutionError),
[INFO] [stdout] 7 +     Execution(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_token` is never used
[INFO] [stdout]   --> src/parser.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl Parser {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn next_token(&self) -> Option<&Token> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f6cf14290ce014c376cfc49cdaa5bed8f1cbfca018f417b751d2d9720045d7a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6cf14290ce014c376cfc49cdaa5bed8f1cbfca018f417b751d2d9720045d7a9", kill_on_drop: false }`
[INFO] [stdout] f6cf14290ce014c376cfc49cdaa5bed8f1cbfca018f417b751d2d9720045d7a9
