[INFO] cloning repository https://github.com/alexshadley/Spruce [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexshadley/Spruce" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexshadley%2FSpruce"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexshadley%2FSpruce'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 88b8fd3916992b7f908830c4f8b29d65a99e31e6 [INFO] checking alexshadley/Spruce against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexshadley%2FSpruce" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alexshadley/Spruce on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112 [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/alexshadley/Spruce [INFO] finished tweaking git repo https://github.com/alexshadley/Spruce [INFO] tweaked toml for git repo https://github.com/alexshadley/Spruce written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/alexshadley/Spruce already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 34da2577cc73b4509ff8530e2075819689c6a7b001de640f758806db96738e25 [INFO] running `"docker" "start" "-a" "34da2577cc73b4509ff8530e2075819689c6a7b001de640f758806db96738e25"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling syn v1.0.19 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling nom v5.1.1 [INFO] [stderr] Compiling lexical-core v0.6.7 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Checking pest v2.1.3 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking spruce v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `pest::Position` [INFO] [stderr] --> src/error.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use pest::Position; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `pest::Position` [INFO] [stderr] --> src/error.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use pest::Position; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/name_analysis.rs:765:51 [INFO] [stderr] | [INFO] [stderr] 765 | values: self.values.into_iter().map(|(k, v)| {(v.id, v)}).collect(), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/typecheck.rs:189:24 [INFO] [stderr] | [INFO] [stderr] 189 | Type::Func(args, out) => { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `out` [INFO] [stderr] --> src/typecheck.rs:556:26 [INFO] [stderr] | [INFO] [stderr] 556 | Type::Func(args, out) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_out` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `prog` [INFO] [stderr] --> src/codegen.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | fn gen_type(prog: &Prog, t: &TypeNode) -> String { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_prog` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `expr` [INFO] [stderr] --> src/codegen.rs:75:15 [INFO] [stderr] | [INFO] [stderr] 75 | (Some(expr), _) => Some(String::from("_body_val")), [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_expr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `left` [INFO] [stderr] --> src/codegen.rs:172:19 [INFO] [stderr] | [INFO] [stderr] 172 | Expr::Pow(left, right) => unimplemented!(), [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_left` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `right` [INFO] [stderr] --> src/codegen.rs:172:25 [INFO] [stderr] | [INFO] [stderr] 172 | Expr::Pow(left, right) => unimplemented!(), [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_right` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/name_analysis.rs:765:51 [INFO] [stderr] | [INFO] [stderr] 765 | values: self.values.into_iter().map(|(k, v)| {(v.id, v)}).collect(), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/typecheck.rs:189:24 [INFO] [stderr] | [INFO] [stderr] 189 | Type::Func(args, out) => { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `out` [INFO] [stderr] --> src/typecheck.rs:556:26 [INFO] [stderr] | [INFO] [stderr] 556 | Type::Func(args, out) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_out` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `prog` [INFO] [stderr] --> src/codegen.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | fn gen_type(prog: &Prog, t: &TypeNode) -> String { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_prog` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `expr` [INFO] [stderr] --> src/codegen.rs:75:15 [INFO] [stderr] | [INFO] [stderr] 75 | (Some(expr), _) => Some(String::from("_body_val")), [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_expr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `left` [INFO] [stderr] --> src/codegen.rs:172:19 [INFO] [stderr] | [INFO] [stderr] 172 | Expr::Pow(left, right) => unimplemented!(), [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_left` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `right` [INFO] [stderr] --> src/codegen.rs:172:25 [INFO] [stderr] | [INFO] [stderr] 172 | Expr::Pow(left, right) => unimplemented!(), [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_right` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:391:12 [INFO] [stderr] | [INFO] [stderr] 391 | fn to_func(mut p: Pair) -> FuncNode { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:439:12 [INFO] [stderr] | [INFO] [stderr] 439 | fn to_type(mut t: Pair) -> TypeNode { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/name_analysis.rs:735:13 [INFO] [stderr] | [INFO] [stderr] 735 | let mut r = self.types.get_mut(data_type); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:391:12 [INFO] [stderr] | [INFO] [stderr] 391 | fn to_func(mut p: Pair) -> FuncNode { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:439:12 [INFO] [stderr] | [INFO] [stderr] 439 | fn to_type(mut t: Pair) -> TypeNode { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Expr` [INFO] [stderr] --> src/parser.rs:136:5 [INFO] [stderr] | [INFO] [stderr] 136 | Expr(ExprNode), [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Case` [INFO] [stderr] --> src/parser.rs:137:5 [INFO] [stderr] | [INFO] [stderr] 137 | Case(CaseNode) [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Expr` [INFO] [stderr] --> src/name_analysis.rs:121:5 [INFO] [stderr] | [INFO] [stderr] 121 | Expr(ExprNode), [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Case` [INFO] [stderr] --> src/name_analysis.rs:122:5 [INFO] [stderr] | [INFO] [stderr] 122 | Case(CaseNode) [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_type` [INFO] [stderr] --> src/name_analysis.rs:746:12 [INFO] [stderr] | [INFO] [stderr] 746 | pub fn get_type(&self, name: &String) -> Option<&ADT> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/name_analysis.rs:735:13 [INFO] [stderr] | [INFO] [stderr] 735 | let mut r = self.types.get_mut(data_type); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 16 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Expr` [INFO] [stderr] --> src/parser.rs:136:5 [INFO] [stderr] | [INFO] [stderr] 136 | Expr(ExprNode), [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Case` [INFO] [stderr] --> src/parser.rs:137:5 [INFO] [stderr] | [INFO] [stderr] 137 | Case(CaseNode) [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Expr` [INFO] [stderr] --> src/name_analysis.rs:121:5 [INFO] [stderr] | [INFO] [stderr] 121 | Expr(ExprNode), [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Case` [INFO] [stderr] --> src/name_analysis.rs:122:5 [INFO] [stderr] | [INFO] [stderr] 122 | Case(CaseNode) [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_type` [INFO] [stderr] --> src/name_analysis.rs:746:12 [INFO] [stderr] | [INFO] [stderr] 746 | pub fn get_type(&self, name: &String) -> Option<&ADT> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 16 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.91s [INFO] running `"docker" "inspect" "34da2577cc73b4509ff8530e2075819689c6a7b001de640f758806db96738e25"` [INFO] running `"docker" "rm" "-f" "34da2577cc73b4509ff8530e2075819689c6a7b001de640f758806db96738e25"` [INFO] [stdout] 34da2577cc73b4509ff8530e2075819689c6a7b001de640f758806db96738e25