[INFO] cloning repository https://github.com/itsrainingmani/monkeylang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/itsrainingmani/monkeylang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsrainingmani%2Fmonkeylang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsrainingmani%2Fmonkeylang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4ab39e047dfbc9b06bf585ce42dba89d94d1405f [INFO] checking itsrainingmani/monkeylang against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsrainingmani%2Fmonkeylang" "/workspace/builds/worker-53/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/itsrainingmani/monkeylang on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/itsrainingmani/monkeylang [INFO] finished tweaking git repo https://github.com/itsrainingmani/monkeylang [INFO] tweaked toml for git repo https://github.com/itsrainingmani/monkeylang written to /workspace/builds/worker-53/source/Cargo.toml [INFO] crate git repo https://github.com/itsrainingmani/monkeylang already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8df0aa65bc7662be5fe7a8a937eb11043c6267f2e069f3118bf32feac822b24f [INFO] running `Command { std: "docker" "start" "-a" "8df0aa65bc7662be5fe7a8a937eb11043c6267f2e069f3118bf32feac822b24f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8df0aa65bc7662be5fe7a8a937eb11043c6267f2e069f3118bf32feac822b24f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8df0aa65bc7662be5fe7a8a937eb11043c6267f2e069f3118bf32feac822b24f", kill_on_drop: false }` [INFO] [stdout] 8df0aa65bc7662be5fe7a8a937eb11043c6267f2e069f3118bf32feac822b24f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cc7b4e0365e2eb0d51363bee4c19712f14214975104b75dbb73b33bc44224855 [INFO] running `Command { std: "docker" "start" "-a" "cc7b4e0365e2eb0d51363bee4c19712f14214975104b75dbb73b33bc44224855", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking monkey v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ast::*` [INFO] [stdout] --> src/lib.rs:346:17 [INFO] [stdout] | [INFO] [stdout] 346 | use super::{ast::*, lexer::*, token::*}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ast::*` [INFO] [stdout] --> src/lib.rs:346:17 [INFO] [stdout] | [INFO] [stdout] 346 | use super::{ast::*, lexer::*, token::*}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:287:13 [INFO] [stdout] | [INFO] [stdout] 265 | / loop { [INFO] [stdout] 266 | | let mut input = String::new(); [INFO] [stdout] 267 | | let mut lexer = Lexer::new(String::from("something")); [INFO] [stdout] 268 | | print!("{} ", self.prompt); [INFO] [stdout] ... | [INFO] [stdout] 285 | | } [INFO] [stdout] 286 | | } [INFO] [stdout] | |_____________- any code following this expression is unreachable [INFO] [stdout] 287 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:287:13 [INFO] [stdout] | [INFO] [stdout] 265 | / loop { [INFO] [stdout] 266 | | let mut input = String::new(); [INFO] [stdout] 267 | | let mut lexer = Lexer::new(String::from("something")); [INFO] [stdout] 268 | | print!("{} ", self.prompt); [INFO] [stdout] ... | [INFO] [stdout] 285 | | } [INFO] [stdout] 286 | | } [INFO] [stdout] | |_____________- any code following this expression is unreachable [INFO] [stdout] 287 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/lib.rs:304:9 [INFO] [stdout] | [INFO] [stdout] 304 | name: &'a Identifier, // holds the identifier of the binding [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/lib.rs:305:9 [INFO] [stdout] | [INFO] [stdout] 305 | value: dyn Expression, // the expression that produces a value [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/lib.rs:318:9 [INFO] [stdout] | [INFO] [stdout] 318 | value: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `lexer` [INFO] [stdout] --> src/lib.rs:349:9 [INFO] [stdout] | [INFO] [stdout] 349 | lexer: &'a mut Lexer, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cur_token` [INFO] [stdout] --> src/lib.rs:351:9 [INFO] [stdout] | [INFO] [stdout] 351 | cur_token: Token, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `peek_token` [INFO] [stdout] --> src/lib.rs:352:9 [INFO] [stdout] | [INFO] [stdout] 352 | peek_token: Token, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:356:12 [INFO] [stdout] | [INFO] [stdout] 356 | fn new(lexer: &mut Lexer) -> Parser { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `next_token` [INFO] [stdout] --> src/lib.rs:366:12 [INFO] [stdout] | [INFO] [stdout] 366 | fn next_token(&mut self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `parse_program` [INFO] [stdout] --> src/lib.rs:371:12 [INFO] [stdout] | [INFO] [stdout] 371 | fn parse_program() {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/lib.rs:304:9 [INFO] [stdout] | [INFO] [stdout] 304 | name: &'a Identifier, // holds the identifier of the binding [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/lib.rs:305:9 [INFO] [stdout] | [INFO] [stdout] 305 | value: dyn Expression, // the expression that produces a value [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/lib.rs:318:9 [INFO] [stdout] | [INFO] [stdout] 318 | value: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `lexer` [INFO] [stdout] --> src/lib.rs:349:9 [INFO] [stdout] | [INFO] [stdout] 349 | lexer: &'a mut Lexer, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cur_token` [INFO] [stdout] --> src/lib.rs:351:9 [INFO] [stdout] | [INFO] [stdout] 351 | cur_token: Token, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `peek_token` [INFO] [stdout] --> src/lib.rs:352:9 [INFO] [stdout] | [INFO] [stdout] 352 | peek_token: Token, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:356:12 [INFO] [stdout] | [INFO] [stdout] 356 | fn new(lexer: &mut Lexer) -> Parser { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `next_token` [INFO] [stdout] --> src/lib.rs:366:12 [INFO] [stdout] | [INFO] [stdout] 366 | fn next_token(&mut self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `parse_program` [INFO] [stdout] --> src/lib.rs:371:12 [INFO] [stdout] | [INFO] [stdout] 371 | fn parse_program() {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/lexer_test.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | let mut lex = Lexer::new(String::from("hello \n\r\t world")); [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.82s [INFO] running `Command { std: "docker" "inspect" "cc7b4e0365e2eb0d51363bee4c19712f14214975104b75dbb73b33bc44224855", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc7b4e0365e2eb0d51363bee4c19712f14214975104b75dbb73b33bc44224855", kill_on_drop: false }` [INFO] [stdout] cc7b4e0365e2eb0d51363bee4c19712f14214975104b75dbb73b33bc44224855