[INFO] cloning repository https://github.com/LaSpruca/jlang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LaSpruca/jlang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaSpruca%2Fjlang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaSpruca%2Fjlang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ed3f91eb618d1db56bdbdf56b1fdb87c2a3c02c
[INFO] checking LaSpruca/jlang against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaSpruca%2Fjlang" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LaSpruca/jlang on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LaSpruca/jlang
[INFO] finished tweaking git repo https://github.com/LaSpruca/jlang
[INFO] tweaked toml for git repo https://github.com/LaSpruca/jlang written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/LaSpruca/jlang 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.91
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0645a96fe70abe81d91144d7c25abcb278e51a50519dfeaf2c81e0b6629cf22
[INFO] running `Command { std: "docker" "start" "-a" "b0645a96fe70abe81d91144d7c25abcb278e51a50519dfeaf2c81e0b6629cf22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0645a96fe70abe81d91144d7c25abcb278e51a50519dfeaf2c81e0b6629cf22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0645a96fe70abe81d91144d7c25abcb278e51a50519dfeaf2c81e0b6629cf22", kill_on_drop: false }`
[INFO] [stdout] b0645a96fe70abe81d91144d7c25abcb278e51a50519dfeaf2c81e0b6629cf22
[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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e47053ea9b4e0d72b45a738230221cc7f6efec8dbc712b7451e36af0c7e5a13e
[INFO] running `Command { std: "docker" "start" "-a" "e47053ea9b4e0d72b45a738230221cc7f6efec8dbc712b7451e36af0c7e5a13e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking jlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/lexer.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::process::exit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`
[INFO] [stdout]  --> src/lexer.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use log::{debug, error, info};
[INFO] [stdout]   |                  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/lexer.rs:38:22
[INFO] [stdout]    |
[INFO] [stdout] 38 |         for mut i in (0..code.len()) {
[INFO] [stdout]    |                      ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -         for mut i in (0..code.len()) {
[INFO] [stdout] 38 +         for mut i in 0..code.len() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/parser.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{debug, error, info};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/lexer.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::process::exit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`
[INFO] [stdout]  --> src/lexer.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use log::{debug, error, info};
[INFO] [stdout]   |                  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/lexer.rs:38:22
[INFO] [stdout]    |
[INFO] [stdout] 38 |         for mut i in (0..code.len()) {
[INFO] [stdout]    |                      ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -         for mut i in (0..code.len()) {
[INFO] [stdout] 38 +         for mut i in 0..code.len() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/parser.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{debug, error, info};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `function_name` is never read
[INFO] [stdout]   --> src/lexer.rs:40:21
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let mut function_name = String::new();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lexed`
[INFO] [stdout]   --> src/main.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let lexed = match lex(parsed) {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_lexed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `code`, `file`, and `args` are never read
[INFO] [stdout]   --> src/lexer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Function {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 13 |     code: Vec<Token>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 14 |     file: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 15 |     args: Vec<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Function` has a derived impl for the trait `Debug`, 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: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `function_name` is never read
[INFO] [stdout]   --> src/lexer.rs:40:21
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let mut function_name = String::new();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lexed`
[INFO] [stdout]   --> src/main.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let lexed = match lex(parsed) {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_lexed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `code`, `file`, and `args` are never read
[INFO] [stdout]   --> src/lexer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Function {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 13 |     code: Vec<Token>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 14 |     file: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 15 |     args: Vec<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Function` has a derived impl for the trait `Debug`, 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: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.95s
[INFO] running `Command { std: "docker" "inspect" "e47053ea9b4e0d72b45a738230221cc7f6efec8dbc712b7451e36af0c7e5a13e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e47053ea9b4e0d72b45a738230221cc7f6efec8dbc712b7451e36af0c7e5a13e", kill_on_drop: false }`
[INFO] [stdout] e47053ea9b4e0d72b45a738230221cc7f6efec8dbc712b7451e36af0c7e5a13e
[INFO] checking LaSpruca/jlang against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaSpruca%2Fjlang" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LaSpruca/jlang on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LaSpruca/jlang
[INFO] finished tweaking git repo https://github.com/LaSpruca/jlang
[INFO] tweaked toml for git repo https://github.com/LaSpruca/jlang written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/LaSpruca/jlang 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1938b46f014524d32ac8f6db276f7d2768235e8b7bab4bb68170cd626f4a8753
[INFO] running `Command { std: "docker" "start" "-a" "1938b46f014524d32ac8f6db276f7d2768235e8b7bab4bb68170cd626f4a8753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1938b46f014524d32ac8f6db276f7d2768235e8b7bab4bb68170cd626f4a8753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1938b46f014524d32ac8f6db276f7d2768235e8b7bab4bb68170cd626f4a8753", kill_on_drop: false }`
[INFO] [stdout] 1938b46f014524d32ac8f6db276f7d2768235e8b7bab4bb68170cd626f4a8753
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a869df345caafc51f0f8987442728bc91c1c5b88978f3402b1be1ae1cec9fc4c
[INFO] running `Command { std: "docker" "start" "-a" "a869df345caafc51f0f8987442728bc91c1c5b88978f3402b1be1ae1cec9fc4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking jlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/lexer.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::process::exit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`
[INFO] [stdout]  --> src/lexer.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use log::{debug, error, info};
[INFO] [stdout]   |                  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/lexer.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::process::exit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`
[INFO] [stdout]  --> src/lexer.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use log::{debug, error, info};
[INFO] [stdout]   |                  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/lexer.rs:38:22
[INFO] [stdout]    |
[INFO] [stdout] 38 |         for mut i in (0..code.len()) {
[INFO] [stdout]    |                      ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -         for mut i in (0..code.len()) {
[INFO] [stdout] 38 +         for mut i in 0..code.len() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/lexer.rs:38:22
[INFO] [stdout]    |
[INFO] [stdout] 38 |         for mut i in (0..code.len()) {
[INFO] [stdout]    |                      ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -         for mut i in (0..code.len()) {
[INFO] [stdout] 38 +         for mut i in 0..code.len() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/parser.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{debug, error, info};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/parser.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{debug, error, info};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `function_name` is never read
[INFO] [stdout]   --> src/lexer.rs:40:21
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let mut function_name = String::new();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `function_name` is never read
[INFO] [stdout]   --> src/lexer.rs:40:21
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let mut function_name = String::new();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lexed`
[INFO] [stdout]   --> src/main.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let lexed = match lex(parsed) {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_lexed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `code`, `file`, and `args` are never read
[INFO] [stdout]   --> src/lexer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Function {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 13 |     code: Vec<Token>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 14 |     file: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 15 |     args: Vec<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Function` has a derived impl for the trait `Debug`, 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: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lexed`
[INFO] [stdout]   --> src/main.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let lexed = match lex(parsed) {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_lexed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `code`, `file`, and `args` are never read
[INFO] [stdout]   --> src/lexer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Function {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 13 |     code: Vec<Token>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 14 |     file: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 15 |     args: Vec<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Function` has a derived impl for the trait `Debug`, 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: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.35s
[INFO] running `Command { std: "docker" "inspect" "a869df345caafc51f0f8987442728bc91c1c5b88978f3402b1be1ae1cec9fc4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a869df345caafc51f0f8987442728bc91c1c5b88978f3402b1be1ae1cec9fc4c", kill_on_drop: false }`
[INFO] [stdout] a869df345caafc51f0f8987442728bc91c1c5b88978f3402b1be1ae1cec9fc4c