[INFO] fetching crate maroon 0.1.0... [INFO] checking maroon-0.1.0 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] extracting crate maroon 0.1.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate maroon 0.1.0 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate maroon 0.1.0 [INFO] finished tweaking crates.io crate maroon 0.1.0 [INFO] tweaked toml for crates.io crate maroon 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate crates.io crate maroon 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 130b36c29648fbe15431fa1ba5bb54815adb6710bf5a827284b11bdd51a97c87 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "130b36c29648fbe15431fa1ba5bb54815adb6710bf5a827284b11bdd51a97c87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "130b36c29648fbe15431fa1ba5bb54815adb6710bf5a827284b11bdd51a97c87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "130b36c29648fbe15431fa1ba5bb54815adb6710bf5a827284b11bdd51a97c87", kill_on_drop: false }` [INFO] [stdout] 130b36c29648fbe15431fa1ba5bb54815adb6710bf5a827284b11bdd51a97c87 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0278b6a332b779a811efea4f736769b498ee9518a68fc75364ba29c6d1f5bed5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0278b6a332b779a811efea4f736769b498ee9518a68fc75364ba29c6d1f5bed5", kill_on_drop: false }` [INFO] [stderr] Checking maroon v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/parser.rs:114:3 [INFO] [stdout] | [INFO] [stdout] 101 | / loop { [INFO] [stdout] 102 | | match tokens.peek() { [INFO] [stdout] 103 | | Some(Token::CBRACKET(line)) => { [INFO] [stdout] 104 | | tokens.next(); [INFO] [stdout] ... | [INFO] [stdout] 112 | | }; [INFO] [stdout] 113 | | } [INFO] [stdout] | |___- any code following this expression is unreachable [INFO] [stdout] 114 | Err(ParseError::Unknown(2)) [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/parser.rs:133:3 [INFO] [stdout] | [INFO] [stdout] 120 | / loop { [INFO] [stdout] 121 | | match tokens.peek() { [INFO] [stdout] 122 | | Some(Token::CPAREN(line)) => { [INFO] [stdout] 123 | | tokens.next(); [INFO] [stdout] ... | [INFO] [stdout] 131 | | }; [INFO] [stdout] 132 | | } [INFO] [stdout] | |___- any code following this expression is unreachable [INFO] [stdout] 133 | Err(ParseError::Unknown(3)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fndec` [INFO] [stdout] --> src/parser.rs:151:19 [INFO] [stdout] | [INFO] [stdout] 151 | let fndec = stmt[0].clone(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_fndec` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/parser.rs:114:3 [INFO] [stdout] | [INFO] [stdout] 101 | / loop { [INFO] [stdout] 102 | | match tokens.peek() { [INFO] [stdout] 103 | | Some(Token::CBRACKET(line)) => { [INFO] [stdout] 104 | | tokens.next(); [INFO] [stdout] ... | [INFO] [stdout] 112 | | }; [INFO] [stdout] 113 | | } [INFO] [stdout] | |___- any code following this expression is unreachable [INFO] [stdout] 114 | Err(ParseError::Unknown(2)) [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/parser.rs:133:3 [INFO] [stdout] | [INFO] [stdout] 120 | / loop { [INFO] [stdout] 121 | | match tokens.peek() { [INFO] [stdout] 122 | | Some(Token::CPAREN(line)) => { [INFO] [stdout] 123 | | tokens.next(); [INFO] [stdout] ... | [INFO] [stdout] 131 | | }; [INFO] [stdout] 132 | | } [INFO] [stdout] | |___- any code following this expression is unreachable [INFO] [stdout] 133 | Err(ParseError::Unknown(3)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fndec` [INFO] [stdout] --> src/parser.rs:151:19 [INFO] [stdout] | [INFO] [stdout] 151 | let fndec = stmt[0].clone(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_fndec` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `builtins` [INFO] [stdout] --> src/parser.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | / const builtins: &'static [&'static str] = &[ [INFO] [stdout] 17 | | ".", ":", "+", "-", "*", "/", "//", "^", "pow", "sqrt", [INFO] [stdout] 18 | | "and", "or", "not", "==", "!=", "&&", "||", "!", [INFO] [stdout] 19 | | "print", "type" [INFO] [stdout] 20 | | ]; [INFO] [stdout] | |__^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `keywords` should have an upper case name [INFO] [stdout] --> src/parser.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | const keywords: &'static [&'static str] = &[ [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `KEYWORDS` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `builtins` should have an upper case name [INFO] [stdout] --> src/parser.rs:16:7 [INFO] [stdout] | [INFO] [stdout] 16 | const builtins: &'static [&'static str] = &[ [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `BUILTINS` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `builtins` [INFO] [stdout] --> src/parser.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | / const builtins: &'static [&'static str] = &[ [INFO] [stdout] 17 | | ".", ":", "+", "-", "*", "/", "//", "^", "pow", "sqrt", [INFO] [stdout] 18 | | "and", "or", "not", "==", "!=", "&&", "||", "!", [INFO] [stdout] 19 | | "print", "type" [INFO] [stdout] 20 | | ]; [INFO] [stdout] | |__^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `keywords` should have an upper case name [INFO] [stdout] --> src/parser.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | const keywords: &'static [&'static str] = &[ [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `KEYWORDS` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `builtins` should have an upper case name [INFO] [stdout] --> src/parser.rs:16:7 [INFO] [stdout] | [INFO] [stdout] 16 | const builtins: &'static [&'static str] = &[ [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `BUILTINS` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "0278b6a332b779a811efea4f736769b498ee9518a68fc75364ba29c6d1f5bed5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0278b6a332b779a811efea4f736769b498ee9518a68fc75364ba29c6d1f5bed5", kill_on_drop: false }` [INFO] [stdout] 0278b6a332b779a811efea4f736769b498ee9518a68fc75364ba29c6d1f5bed5