[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 try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsrainingmani%2Fmonkeylang" "/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/itsrainingmani/monkeylang on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-33/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8a6469d10b1bb11334d570930994dae05ac79336cfe9e88fde7251513fe7eedf [INFO] running `Command { std: "docker" "start" "-a" "8a6469d10b1bb11334d570930994dae05ac79336cfe9e88fde7251513fe7eedf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8a6469d10b1bb11334d570930994dae05ac79336cfe9e88fde7251513fe7eedf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a6469d10b1bb11334d570930994dae05ac79336cfe9e88fde7251513fe7eedf", kill_on_drop: false }` [INFO] [stdout] 8a6469d10b1bb11334d570930994dae05ac79336cfe9e88fde7251513fe7eedf [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] afa6ea3115326c2402c862b6d059dd08fb0440f3b4964268fe1c5e3510803ce3 [INFO] running `Command { std: "docker" "start" "-a" "afa6ea3115326c2402c862b6d059dd08fb0440f3b4964268fe1c5e3510803ce3", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking monkey v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/lib.rs (1 fix) [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: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stderr] Migrating tests/lexer_test.rs from 2018 edition to 2021 [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: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Fixed tests/lexer_test.rs (1 fix) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.66s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking monkey v0.1.0 (/tmp/fixit) [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: `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: `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: 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: 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: `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: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.60s [INFO] running `Command { std: "docker" "inspect" "afa6ea3115326c2402c862b6d059dd08fb0440f3b4964268fe1c5e3510803ce3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afa6ea3115326c2402c862b6d059dd08fb0440f3b4964268fe1c5e3510803ce3", kill_on_drop: false }` [INFO] [stdout] afa6ea3115326c2402c862b6d059dd08fb0440f3b4964268fe1c5e3510803ce3