[INFO] cloning repository https://github.com/neolcr/dbms-comp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neolcr/dbms-comp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneolcr%2Fdbms-comp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneolcr%2Fdbms-comp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] acea38fcc31aac32be5e77cd081caa4979639506
[INFO] testing neolcr/dbms-comp against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneolcr%2Fdbms-comp" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/neolcr/dbms-comp
[INFO] finished tweaking git repo https://github.com/neolcr/dbms-comp
[INFO] tweaked toml for git repo https://github.com/neolcr/dbms-comp written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/neolcr/dbms-comp 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] crate git repo https://github.com/neolcr/dbms-comp 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6b0aef41198baf84ce618efd0a44448358d5d30b259f561b20aac69c9a94949a
[INFO] running `Command { std: "docker" "start" "-a" "6b0aef41198baf84ce618efd0a44448358d5d30b259f561b20aac69c9a94949a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b0aef41198baf84ce618efd0a44448358d5d30b259f561b20aac69c9a94949a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b0aef41198baf84ce618efd0a44448358d5d30b259f561b20aac69c9a94949a", kill_on_drop: false }`
[INFO] [stdout] 6b0aef41198baf84ce618efd0a44448358d5d30b259f561b20aac69c9a94949a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e7f5db7ca24bb58cba17fbdb1e45cb1e7895b09a069fdf395b5484fecf39013f
[INFO] running `Command { std: "docker" "start" "-a" "e7f5db7ca24bb58cba17fbdb1e45cb1e7895b09a069fdf395b5484fecf39013f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling learn2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `valid_keyword`
[INFO] [stdout]    --> src/main.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let valid_keyword = vec![
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_valid_keyword`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Base` is never used
[INFO] [stdout]    --> src/main.rs:215:7
[INFO] [stdout]     |
[INFO] [stdout] 215 | trait Base: {}
[INFO] [stdout]     |       ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SqlAST` is never constructed
[INFO] [stdout]    --> src/main.rs:218:8
[INFO] [stdout]     |
[INFO] [stdout] 218 | struct SqlAST {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SqlCommand` is never used
[INFO] [stdout]    --> src/main.rs:224:6
[INFO] [stdout]     |
[INFO] [stdout] 224 | enum SqlCommand {
[INFO] [stdout]     |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Select` is never constructed
[INFO] [stdout]    --> src/main.rs:232:8
[INFO] [stdout]     |
[INFO] [stdout] 232 | struct Select {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Insert` is never constructed
[INFO] [stdout]    --> src/main.rs:242:8
[INFO] [stdout]     |
[INFO] [stdout] 242 | struct Insert;
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Update` is never constructed
[INFO] [stdout]    --> src/main.rs:245:8
[INFO] [stdout]     |
[INFO] [stdout] 245 | struct Update;
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Delete` is never constructed
[INFO] [stdout]    --> src/main.rs:248:8
[INFO] [stdout]     |
[INFO] [stdout] 248 | struct Delete;
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Column` is never constructed
[INFO] [stdout]    --> src/main.rs:251:8
[INFO] [stdout]     |
[INFO] [stdout] 251 | struct Column {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Table` is never constructed
[INFO] [stdout]    --> src/main.rs:256:8
[INFO] [stdout]     |
[INFO] [stdout] 256 | struct Table {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OrderBy` is never constructed
[INFO] [stdout]    --> src/main.rs:261:8
[INFO] [stdout]     |
[INFO] [stdout] 261 | struct OrderBy {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Condition` is never constructed
[INFO] [stdout]    --> src/main.rs:267:8
[INFO] [stdout]     |
[INFO] [stdout] 267 | struct Condition {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Expression` is never constructed
[INFO] [stdout]    --> src/main.rs:275:8
[INFO] [stdout]     |
[INFO] [stdout] 275 | struct Expression {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ComparisonOp` is never used
[INFO] [stdout]    --> src/main.rs:283:6
[INFO] [stdout]     |
[INFO] [stdout] 283 | enum ComparisonOp {
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BinaryOp` is never used
[INFO] [stdout]    --> src/main.rs:291:6
[INFO] [stdout]     |
[INFO] [stdout] 291 | enum BinaryOp {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]    --> src/main.rs:300:6
[INFO] [stdout]     |
[INFO] [stdout] 300 | enum Value {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OrderDirection` is never used
[INFO] [stdout]    --> src/main.rs:308:6
[INFO] [stdout]     |
[INFO] [stdout] 308 | enum OrderDirection {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.74s
[INFO] running `Command { std: "docker" "inspect" "e7f5db7ca24bb58cba17fbdb1e45cb1e7895b09a069fdf395b5484fecf39013f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7f5db7ca24bb58cba17fbdb1e45cb1e7895b09a069fdf395b5484fecf39013f", kill_on_drop: false }`
[INFO] [stdout] e7f5db7ca24bb58cba17fbdb1e45cb1e7895b09a069fdf395b5484fecf39013f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a68678058626e2d0f0f0ca5bf82952927f4ff780ee0c55e7fbe9f8b50b4aeabc
[INFO] running `Command { std: "docker" "start" "-a" "a68678058626e2d0f0f0ca5bf82952927f4ff780ee0c55e7fbe9f8b50b4aeabc", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `valid_keyword`
[INFO] [stdout]    --> src/main.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let valid_keyword = vec![
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_valid_keyword`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Base` is never used
[INFO] [stdout]    --> src/main.rs:215:7
[INFO] [stdout]     |
[INFO] [stdout] 215 | trait Base: {}
[INFO] [stdout]     |       ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SqlAST` is never constructed
[INFO] [stdout]    --> src/main.rs:218:8
[INFO] [stdout]     |
[INFO] [stdout] 218 | struct SqlAST {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SqlCommand` is never used
[INFO] [stdout]    --> src/main.rs:224:6
[INFO] [stdout]     |
[INFO] [stdout] 224 | enum SqlCommand {
[INFO] [stdout]     |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Select` is never constructed
[INFO] [stdout]    --> src/main.rs:232:8
[INFO] [stdout]     |
[INFO] [stdout] 232 | struct Select {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Insert` is never constructed
[INFO] [stdout]    --> src/main.rs:242:8
[INFO] [stdout]     |
[INFO] [stdout] 242 | struct Insert;
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Update` is never constructed
[INFO] [stdout]    --> src/main.rs:245:8
[INFO] [stdout]     |
[INFO] [stdout] 245 | struct Update;
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Delete` is never constructed
[INFO] [stdout]    --> src/main.rs:248:8
[INFO] [stdout]     |
[INFO] [stdout] 248 | struct Delete;
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Column` is never constructed
[INFO] [stdout]    --> src/main.rs:251:8
[INFO] [stdout]     |
[INFO] [stdout] 251 | struct Column {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Table` is never constructed
[INFO] [stdout]    --> src/main.rs:256:8
[INFO] [stdout]     |
[INFO] [stdout] 256 | struct Table {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OrderBy` is never constructed
[INFO] [stdout]    --> src/main.rs:261:8
[INFO] [stdout]     |
[INFO] [stdout] 261 | struct OrderBy {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Condition` is never constructed
[INFO] [stdout]    --> src/main.rs:267:8
[INFO] [stdout]     |
[INFO] [stdout] 267 | struct Condition {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Expression` is never constructed
[INFO] [stdout]    --> src/main.rs:275:8
[INFO] [stdout]     |
[INFO] [stdout] 275 | struct Expression {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ComparisonOp` is never used
[INFO] [stdout]    --> src/main.rs:283:6
[INFO] [stdout]     |
[INFO] [stdout] 283 | enum ComparisonOp {
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BinaryOp` is never used
[INFO] [stdout]    --> src/main.rs:291:6
[INFO] [stdout]     |
[INFO] [stdout] 291 | enum BinaryOp {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]    --> src/main.rs:300:6
[INFO] [stdout]     |
[INFO] [stdout] 300 | enum Value {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OrderDirection` is never used
[INFO] [stdout]    --> src/main.rs:308:6
[INFO] [stdout]     |
[INFO] [stdout] 308 | enum OrderDirection {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "a68678058626e2d0f0f0ca5bf82952927f4ff780ee0c55e7fbe9f8b50b4aeabc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a68678058626e2d0f0f0ca5bf82952927f4ff780ee0c55e7fbe9f8b50b4aeabc", kill_on_drop: false }`
[INFO] [stdout] a68678058626e2d0f0f0ca5bf82952927f4ff780ee0c55e7fbe9f8b50b4aeabc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7797bec5f3a290a7d12c559f2d9b9e4c46ec7a90da551c019b8dc08df4435029
[INFO] running `Command { std: "docker" "start" "-a" "7797bec5f3a290a7d12c559f2d9b9e4c46ec7a90da551c019b8dc08df4435029", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `regex::Regex`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use regex::Regex;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `valid_keyword`
[INFO] [stderr]    --> src/main.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 |     let valid_keyword = vec![
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_valid_keyword`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Base` is never used
[INFO] [stderr]    --> src/main.rs:215:7
[INFO] [stderr]     |
[INFO] [stderr] 215 | trait Base: {}
[INFO] [stderr]     |       ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SqlAST` is never constructed
[INFO] [stderr]    --> src/main.rs:218:8
[INFO] [stderr]     |
[INFO] [stderr] 218 | struct SqlAST {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `SqlCommand` is never used
[INFO] [stderr]    --> src/main.rs:224:6
[INFO] [stderr]     |
[INFO] [stderr] 224 | enum SqlCommand {
[INFO] [stderr]     |      ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Select` is never constructed
[INFO] [stderr]    --> src/main.rs:232:8
[INFO] [stderr]     |
[INFO] [stderr] 232 | struct Select {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Insert` is never constructed
[INFO] [stderr]    --> src/main.rs:242:8
[INFO] [stderr]     |
[INFO] [stderr] 242 | struct Insert;
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Update` is never constructed
[INFO] [stderr]    --> src/main.rs:245:8
[INFO] [stderr]     |
[INFO] [stderr] 245 | struct Update;
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Delete` is never constructed
[INFO] [stderr]    --> src/main.rs:248:8
[INFO] [stderr]     |
[INFO] [stderr] 248 | struct Delete;
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Column` is never constructed
[INFO] [stderr]    --> src/main.rs:251:8
[INFO] [stderr]     |
[INFO] [stderr] 251 | struct Column {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Table` is never constructed
[INFO] [stderr]    --> src/main.rs:256:8
[INFO] [stderr]     |
[INFO] [stderr] 256 | struct Table {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `OrderBy` is never constructed
[INFO] [stderr]    --> src/main.rs:261:8
[INFO] [stderr]     |
[INFO] [stderr] 261 | struct OrderBy {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Condition` is never constructed
[INFO] [stderr]    --> src/main.rs:267:8
[INFO] [stderr]     |
[INFO] [stderr] 267 | struct Condition {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Expression` is never constructed
[INFO] [stderr]    --> src/main.rs:275:8
[INFO] [stderr]     |
[INFO] [stderr] 275 | struct Expression {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ComparisonOp` is never used
[INFO] [stderr]    --> src/main.rs:283:6
[INFO] [stderr]     |
[INFO] [stderr] 283 | enum ComparisonOp {
[INFO] [stderr]     |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `BinaryOp` is never used
[INFO] [stderr]    --> src/main.rs:291:6
[INFO] [stderr]     |
[INFO] [stderr] 291 | enum BinaryOp {
[INFO] [stderr]     |      ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Value` is never used
[INFO] [stderr]    --> src/main.rs:300:6
[INFO] [stderr]     |
[INFO] [stderr] 300 | enum Value {
[INFO] [stderr]     |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `OrderDirection` is never used
[INFO] [stderr]    --> src/main.rs:308:6
[INFO] [stderr]     |
[INFO] [stderr] 308 | enum OrderDirection {
[INFO] [stderr]     |      ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `learn2` (bin "learn2" test) generated 18 warnings (run `cargo fix --bin "learn2" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/learn2-6280ca00e8b99998)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::analisis_lexico_fase2_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7797bec5f3a290a7d12c559f2d9b9e4c46ec7a90da551c019b8dc08df4435029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7797bec5f3a290a7d12c559f2d9b9e4c46ec7a90da551c019b8dc08df4435029", kill_on_drop: false }`
[INFO] [stdout] 7797bec5f3a290a7d12c559f2d9b9e4c46ec7a90da551c019b8dc08df4435029