[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#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaSpruca%2Fjlang" "/workspace/builds/worker-33/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-33/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LaSpruca/jlang on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-33/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: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d55f129084174691ab2a83d52d9f4660d492ba9a9dd6f94876579d26d9c5e0ed
[INFO] running `Command { std: "docker" "start" "-a" "d55f129084174691ab2a83d52d9f4660d492ba9a9dd6f94876579d26d9c5e0ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d55f129084174691ab2a83d52d9f4660d492ba9a9dd6f94876579d26d9c5e0ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d55f129084174691ab2a83d52d9f4660d492ba9a9dd6f94876579d26d9c5e0ed", kill_on_drop: false }`
[INFO] [stdout] d55f129084174691ab2a83d52d9f4660d492ba9a9dd6f94876579d26d9c5e0ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b787b92a5adb8badf0265c62650d08d17f53feb64a59ee334ad806f9c70555d
[INFO] running `Command { std: "docker" "start" "-a" "3b787b92a5adb8badf0265c62650d08d17f53feb64a59ee334ad806f9c70555d", 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 unicode-width v0.1.8
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking humantime v2.1.0
[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 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: 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: 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]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[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: 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]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `code`
[INFO] [stdout]   --> src/lexer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     code: Vec<Token>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file`
[INFO] [stdout]   --> src/lexer.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     file: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `args`
[INFO] [stdout]   --> src/lexer.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     args: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `code`
[INFO] [stdout]   --> src/lexer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     code: Vec<Token>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file`
[INFO] [stdout]   --> src/lexer.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     file: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `args`
[INFO] [stdout]   --> src/lexer.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     args: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.90s
[INFO] running `Command { std: "docker" "inspect" "3b787b92a5adb8badf0265c62650d08d17f53feb64a59ee334ad806f9c70555d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b787b92a5adb8badf0265c62650d08d17f53feb64a59ee334ad806f9c70555d", kill_on_drop: false }`
[INFO] [stdout] 3b787b92a5adb8badf0265c62650d08d17f53feb64a59ee334ad806f9c70555d