[INFO] updating cached repository GodTamIt/tiger-compiler-rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/GodTamIt/tiger-compiler-rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/GodTamIt/tiger-compiler-rs" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/GodTamIt/tiger-compiler-rs"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/GodTamIt/tiger-compiler-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/GodTamIt/tiger-compiler-rs" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/GodTamIt/tiger-compiler-rs"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/GodTamIt/tiger-compiler-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] db3c1f50e45097e90ee029c88c7b80322c08c2fe [INFO] sha for GitHub repo GodTamIt/tiger-compiler-rs: db3c1f50e45097e90ee029c88c7b80322c08c2fe [INFO] validating manifest of GodTamIt/tiger-compiler-rs on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of GodTamIt/tiger-compiler-rs on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing GodTamIt/tiger-compiler-rs [INFO] finished frobbing GodTamIt/tiger-compiler-rs [INFO] frobbed toml for GodTamIt/tiger-compiler-rs written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/GodTamIt/tiger-compiler-rs/Cargo.toml [INFO] started frobbing GodTamIt/tiger-compiler-rs [INFO] finished frobbing GodTamIt/tiger-compiler-rs [INFO] frobbed toml for GodTamIt/tiger-compiler-rs written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/GodTamIt/tiger-compiler-rs/Cargo.toml [INFO] crate GodTamIt/tiger-compiler-rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking GodTamIt/tiger-compiler-rs against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-5/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/GodTamIt/tiger-compiler-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] efb0cb33573fc24abf0b739086c5c0d597910b86fd0bff220d8c0a2aadd346c3 [INFO] running `"docker" "start" "-a" "efb0cb33573fc24abf0b739086c5c0d597910b86fd0bff220d8c0a2aadd346c3"` [INFO] [stderr] Checking indextree v1.1.1 [INFO] [stderr] Checking env_logger v0.5.6 [INFO] [stderr] Checking cs4240 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `ast` [INFO] [stderr] --> src/main.rs:98:14 [INFO] [stderr] | [INFO] [stderr] 98 | let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ast` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `funcdecls_node` [INFO] [stderr] --> src/typechecker.rs:297:45 [INFO] [stderr] | [INFO] [stderr] 297 | fn build_context_map(vardecls_node: NodeId, funcdecls_node: NodeId, arena: &Arena>, atable: &SymbolTable) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_funcdecls_node` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `child` [INFO] [stderr] --> src/typechecker.rs:508:17 [INFO] [stderr] | [INFO] [stderr] 508 | for child in rhs_node.children(arena) { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_child` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `term_child_iter` [INFO] [stderr] --> src/typechecker.rs:644:13 [INFO] [stderr] | [INFO] [stderr] 644 | let mut term_child_iter = curr_term_node.children(arena); [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_term_child_iter` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `param` [INFO] [stderr] --> src/typechecker.rs:59:14 [INFO] [stderr] | [INFO] [stderr] 59 | for (param, param_type) in argmap.iter() { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_param` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ast` [INFO] [stderr] --> src/main.rs:98:14 [INFO] [stderr] | [INFO] [stderr] 98 | let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ast` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:98:10 [INFO] [stderr] | [INFO] [stderr] 98 | let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) { [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/main.rs:98:19 [INFO] [stderr] | [INFO] [stderr] 98 | let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) { [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/main.rs:109:21 [INFO] [stderr] | [INFO] [stderr] 109 | let (mut arena, mut ast_root) = typechecker::build_ast(&new_ast); [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/main.rs:109:10 [INFO] [stderr] | [INFO] [stderr] 109 | let (mut arena, mut ast_root) = typechecker::build_ast(&new_ast); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `funcdecls_node` [INFO] [stderr] --> src/typechecker.rs:297:45 [INFO] [stderr] | [INFO] [stderr] 297 | fn build_context_map(vardecls_node: NodeId, funcdecls_node: NodeId, arena: &Arena>, atable: &SymbolTable) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_funcdecls_node` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `child` [INFO] [stderr] --> src/typechecker.rs:508:17 [INFO] [stderr] | [INFO] [stderr] 508 | for child in rhs_node.children(arena) { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_child` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `term_child_iter` [INFO] [stderr] --> src/typechecker.rs:644:13 [INFO] [stderr] | [INFO] [stderr] 644 | let mut term_child_iter = curr_term_node.children(arena); [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_term_child_iter` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `param` [INFO] [stderr] --> src/typechecker.rs:59:14 [INFO] [stderr] | [INFO] [stderr] 59 | for (param, param_type) in argmap.iter() { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_param` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:98:10 [INFO] [stderr] | [INFO] [stderr] 98 | let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) { [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/main.rs:98:19 [INFO] [stderr] | [INFO] [stderr] 98 | let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) { [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/main.rs:109:10 [INFO] [stderr] | [INFO] [stderr] 109 | let (mut arena, mut ast_root) = typechecker::build_ast(&new_ast); [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/main.rs:109:21 [INFO] [stderr] | [INFO] [stderr] 109 | let (mut arena, mut ast_root) = typechecker::build_ast(&new_ast); [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/typechecker.rs:644:9 [INFO] [stderr] | [INFO] [stderr] 644 | let mut term_child_iter = curr_term_node.children(arena); [INFO] [stderr] | ----^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `pop` [INFO] [stderr] --> src/typechecker.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | fn pop(&mut self, id: &String) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `debug_print_ast` [INFO] [stderr] --> src/typechecker.rs:779:1 [INFO] [stderr] | [INFO] [stderr] 779 | pub fn debug_print_ast(arena: &Arena>, node: NodeId) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `debug_print_inner` [INFO] [stderr] --> src/typechecker.rs:784:1 [INFO] [stderr] | [INFO] [stderr] 784 | pub fn debug_print_inner(arena: &Arena>, node: NodeId) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/typechecker.rs:644:9 [INFO] [stderr] | [INFO] [stderr] 644 | let mut term_child_iter = curr_term_node.children(arena); [INFO] [stderr] | ----^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `pop` [INFO] [stderr] --> src/typechecker.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | fn pop(&mut self, id: &String) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `debug_print_ast` [INFO] [stderr] --> src/typechecker.rs:779:1 [INFO] [stderr] | [INFO] [stderr] 779 | pub fn debug_print_ast(arena: &Arena>, node: NodeId) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `debug_print_inner` [INFO] [stderr] --> src/typechecker.rs:784:1 [INFO] [stderr] | [INFO] [stderr] 784 | pub fn debug_print_inner(arena: &Arena>, node: NodeId) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.68s [INFO] running `"docker" "inspect" "efb0cb33573fc24abf0b739086c5c0d597910b86fd0bff220d8c0a2aadd346c3"` [INFO] running `"docker" "rm" "-f" "efb0cb33573fc24abf0b739086c5c0d597910b86fd0bff220d8c0a2aadd346c3"` [INFO] [stdout] efb0cb33573fc24abf0b739086c5c0d597910b86fd0bff220d8c0a2aadd346c3