Nov 01 12:03:29.248 INFO checking GodTamIt/tiger-compiler-rs against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 12:03:29.248 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-3/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +d7816399d50d407bbce1efe9dbadf8faaaf568fc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 01 12:03:29.708 INFO blam! 3c56375edbbb44e0dd5e9b90db1c06183c1fd827a99d85764e1356730cb08171
Nov 01 12:03:29.710 INFO running `"docker" "start" "-a" "3c56375edbbb44e0dd5e9b90db1c06183c1fd827a99d85764e1356730cb08171"`
Nov 01 12:03:31.028 INFO kablam! usermod: no changes
Nov 01 12:03:31.196 INFO kablam!     Checking indextree v1.1.1
Nov 01 12:03:31.196 INFO kablam!     Checking env_logger v0.5.6
Nov 01 12:03:32.876 INFO kablam!     Checking cs4240 v0.1.0 (/source)
Nov 01 12:03:36.644 INFO kablam! warning: unused variable: `funcdecls_node`
Nov 01 12:03:36.645 INFO kablam!    --> src/typechecker.rs:297:45
Nov 01 12:03:36.645 INFO kablam!     |
Nov 01 12:03:36.645 INFO kablam! 297 | fn build_context_map(vardecls_node: NodeId, funcdecls_node: NodeId, arena: &Arena<Rc<Token>>, atable: &SymbolTable) -> Result<SymbolTable, String> {
Nov 01 12:03:36.645 INFO kablam!     |                                             ^^^^^^^^^^^^^^ help: consider using `_funcdecls_node` instead
Nov 01 12:03:36.645 INFO kablam!     |
Nov 01 12:03:36.645 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 01 12:03:36.645 INFO kablam! 
Nov 01 12:03:36.645 INFO kablam! warning: unused variable: `child`
Nov 01 12:03:36.645 INFO kablam!    --> src/typechecker.rs:508:17
Nov 01 12:03:36.645 INFO kablam!     |
Nov 01 12:03:36.645 INFO kablam! 508 |             for child in rhs_node.children(arena) {
Nov 01 12:03:36.645 INFO kablam!     |                 ^^^^^ help: consider using `_child` instead
Nov 01 12:03:36.645 INFO kablam! 
Nov 01 12:03:36.645 INFO kablam! warning: unused variable: `term_child_iter`
Nov 01 12:03:36.645 INFO kablam!    --> src/typechecker.rs:644:13
Nov 01 12:03:36.645 INFO kablam!     |
Nov 01 12:03:36.645 INFO kablam! 644 |     let mut term_child_iter = curr_term_node.children(arena);
Nov 01 12:03:36.645 INFO kablam!     |             ^^^^^^^^^^^^^^^ help: consider using `_term_child_iter` instead
Nov 01 12:03:36.645 INFO kablam! 
Nov 01 12:03:36.645 INFO kablam! warning: unused variable: `ast`
Nov 01 12:03:36.645 INFO kablam!   --> src/main.rs:98:14
Nov 01 12:03:36.645 INFO kablam!    |
Nov 01 12:03:36.645 INFO kablam! 98 |     let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) {
Nov 01 12:03:36.645 INFO kablam!    |              ^^^ help: consider using `_ast` instead
Nov 01 12:03:36.645 INFO kablam! 
Nov 01 12:03:36.645 INFO kablam! warning: unused variable: `param`
Nov 01 12:03:36.645 INFO kablam!   --> src/typechecker.rs:59:14
Nov 01 12:03:36.645 INFO kablam!    |
Nov 01 12:03:36.645 INFO kablam! 59 |         for (param, param_type) in argmap.iter() {
Nov 01 12:03:36.645 INFO kablam!    |              ^^^^^ help: consider using `_param` instead
Nov 01 12:03:36.645 INFO kablam! 
Nov 01 12:03:36.668 INFO kablam! warning: variable does not need to be mutable
Nov 01 12:03:36.668 INFO kablam!   --> src/main.rs:98:10
Nov 01 12:03:36.668 INFO kablam!    |
Nov 01 12:03:36.668 INFO kablam! 98 |     let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) {
Nov 01 12:03:36.668 INFO kablam!    |          ----^^^
Nov 01 12:03:36.668 INFO kablam!    |          |
Nov 01 12:03:36.668 INFO kablam!    |          help: remove this `mut`
Nov 01 12:03:36.668 INFO kablam!    |
Nov 01 12:03:36.668 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 12:03:36.668 INFO kablam! 
Nov 01 12:03:36.670 INFO kablam! warning: variable does not need to be mutable
Nov 01 12:03:36.670 INFO kablam!   --> src/main.rs:98:19
Nov 01 12:03:36.670 INFO kablam!    |
Nov 01 12:03:36.670 INFO kablam! 98 |     let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) {
Nov 01 12:03:36.670 INFO kablam!    |                   ----^^^^^^^
Nov 01 12:03:36.670 INFO kablam!    |                   |
Nov 01 12:03:36.670 INFO kablam!    |                   help: remove this `mut`
Nov 01 12:03:36.670 INFO kablam! 
Nov 01 12:03:36.670 INFO kablam! warning: variable does not need to be mutable
Nov 01 12:03:36.670 INFO kablam!    --> src/main.rs:109:10
Nov 01 12:03:36.670 INFO kablam!     |
Nov 01 12:03:36.670 INFO kablam! 109 |     let (mut arena, mut ast_root) = typechecker::build_ast(&new_ast);
Nov 01 12:03:36.670 INFO kablam!     |          ----^^^^^
Nov 01 12:03:36.670 INFO kablam!     |          |
Nov 01 12:03:36.670 INFO kablam!     |          help: remove this `mut`
Nov 01 12:03:36.670 INFO kablam! 
Nov 01 12:03:36.670 INFO kablam! warning: variable does not need to be mutable
Nov 01 12:03:36.670 INFO kablam!    --> src/main.rs:109:21
Nov 01 12:03:36.670 INFO kablam!     |
Nov 01 12:03:36.670 INFO kablam! 109 |     let (mut arena, mut ast_root) = typechecker::build_ast(&new_ast);
Nov 01 12:03:36.670 INFO kablam!     |                     ----^^^^^^^^
Nov 01 12:03:36.670 INFO kablam!     |                     |
Nov 01 12:03:36.670 INFO kablam!     |                     help: remove this `mut`
Nov 01 12:03:36.670 INFO kablam! 
Nov 01 12:03:36.845 INFO kablam! warning: unused variable: `funcdecls_node`
Nov 01 12:03:36.845 INFO kablam!    --> src/typechecker.rs:297:45
Nov 01 12:03:36.845 INFO kablam!     |
Nov 01 12:03:36.845 INFO kablam! 297 | fn build_context_map(vardecls_node: NodeId, funcdecls_node: NodeId, arena: &Arena<Rc<Token>>, atable: &SymbolTable) -> Result<SymbolTable, String> {
Nov 01 12:03:36.845 INFO kablam!     |                                             ^^^^^^^^^^^^^^ help: consider using `_funcdecls_node` instead
Nov 01 12:03:36.845 INFO kablam!     |
Nov 01 12:03:36.845 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 01 12:03:36.845 INFO kablam! 
Nov 01 12:03:36.847 INFO kablam! warning: unused variable: `child`
Nov 01 12:03:36.847 INFO kablam!    --> src/typechecker.rs:508:17
Nov 01 12:03:36.847 INFO kablam!     |
Nov 01 12:03:36.847 INFO kablam! 508 |             for child in rhs_node.children(arena) {
Nov 01 12:03:36.847 INFO kablam!     |                 ^^^^^ help: consider using `_child` instead
Nov 01 12:03:36.847 INFO kablam! 
Nov 01 12:03:36.848 INFO kablam! warning: unused variable: `term_child_iter`
Nov 01 12:03:36.848 INFO kablam!    --> src/typechecker.rs:644:13
Nov 01 12:03:36.848 INFO kablam!     |
Nov 01 12:03:36.848 INFO kablam! 644 |     let mut term_child_iter = curr_term_node.children(arena);
Nov 01 12:03:36.848 INFO kablam!     |             ^^^^^^^^^^^^^^^ help: consider using `_term_child_iter` instead
Nov 01 12:03:36.848 INFO kablam! 
Nov 01 12:03:36.848 INFO kablam! warning: unused variable: `ast`
Nov 01 12:03:36.848 INFO kablam!   --> src/main.rs:98:14
Nov 01 12:03:36.848 INFO kablam!    |
Nov 01 12:03:36.848 INFO kablam! 98 |     let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) {
Nov 01 12:03:36.848 INFO kablam!    |              ^^^ help: consider using `_ast` instead
Nov 01 12:03:36.848 INFO kablam! 
Nov 01 12:03:36.848 INFO kablam! warning: unused variable: `param`
Nov 01 12:03:36.848 INFO kablam!   --> src/typechecker.rs:59:14
Nov 01 12:03:36.848 INFO kablam!    |
Nov 01 12:03:36.848 INFO kablam! 59 |         for (param, param_type) in argmap.iter() {
Nov 01 12:03:36.848 INFO kablam!    |              ^^^^^ help: consider using `_param` instead
Nov 01 12:03:36.848 INFO kablam! 
Nov 01 12:03:36.874 INFO kablam! warning: variable does not need to be mutable
Nov 01 12:03:36.874 INFO kablam!   --> src/main.rs:98:10
Nov 01 12:03:36.874 INFO kablam!    |
Nov 01 12:03:36.874 INFO kablam! 98 |     let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) {
Nov 01 12:03:36.874 INFO kablam!    |          ----^^^
Nov 01 12:03:36.874 INFO kablam!    |          |
Nov 01 12:03:36.874 INFO kablam!    |          help: remove this `mut`
Nov 01 12:03:36.880 INFO kablam!    |
Nov 01 12:03:36.880 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 12:03:36.881 INFO kablam! 
Nov 01 12:03:36.881 INFO kablam! warning: variable does not need to be mutable
Nov 01 12:03:36.881 INFO kablam!   --> src/main.rs:98:19
Nov 01 12:03:36.881 INFO kablam!    |
Nov 01 12:03:36.881 INFO kablam! 98 |     let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) {
Nov 01 12:03:36.881 INFO kablam!    |                   ----^^^^^^^
Nov 01 12:03:36.881 INFO kablam!    |                   |
Nov 01 12:03:36.881 INFO kablam!    |                   help: remove this `mut`
Nov 01 12:03:36.881 INFO kablam! 
Nov 01 12:03:36.881 INFO kablam! warning: variable does not need to be mutable
Nov 01 12:03:36.881 INFO kablam!    --> src/main.rs:109:21
Nov 01 12:03:36.881 INFO kablam!     |
Nov 01 12:03:36.881 INFO kablam! 109 |     let (mut arena, mut ast_root) = typechecker::build_ast(&new_ast);
Nov 01 12:03:36.881 INFO kablam!     |                     ----^^^^^^^^
Nov 01 12:03:36.881 INFO kablam!     |                     |
Nov 01 12:03:36.881 INFO kablam!     |                     help: remove this `mut`
Nov 01 12:03:36.881 INFO kablam! 
Nov 01 12:03:36.881 INFO kablam! warning: variable does not need to be mutable
Nov 01 12:03:36.881 INFO kablam!    --> src/main.rs:109:10
Nov 01 12:03:36.881 INFO kablam!     |
Nov 01 12:03:36.881 INFO kablam! 109 |     let (mut arena, mut ast_root) = typechecker::build_ast(&new_ast);
Nov 01 12:03:36.881 INFO kablam!     |          ----^^^^^
Nov 01 12:03:36.881 INFO kablam!     |          |
Nov 01 12:03:36.881 INFO kablam!     |          help: remove this `mut`
Nov 01 12:03:36.881 INFO kablam! 
Nov 01 12:03:36.888 INFO kablam! warning: variable does not need to be mutable
Nov 01 12:03:36.889 INFO kablam!    --> src/typechecker.rs:644:9
Nov 01 12:03:36.889 INFO kablam!     |
Nov 01 12:03:36.889 INFO kablam! 644 |     let mut term_child_iter = curr_term_node.children(arena);
Nov 01 12:03:36.889 INFO kablam!     |         ----^^^^^^^^^^^^^^^
Nov 01 12:03:36.889 INFO kablam!     |         |
Nov 01 12:03:36.889 INFO kablam!     |         help: remove this `mut`
Nov 01 12:03:36.889 INFO kablam! 
Nov 01 12:03:36.919 INFO kablam! warning: method is never used: `pop`
Nov 01 12:03:36.919 INFO kablam!   --> src/typechecker.rs:27:5
Nov 01 12:03:36.919 INFO kablam!    |
Nov 01 12:03:36.919 INFO kablam! 27 |     fn pop(&mut self, id: &String) -> Option<DynamicType> {
Nov 01 12:03:36.919 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 12:03:36.919 INFO kablam!    |
Nov 01 12:03:36.919 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 12:03:36.919 INFO kablam! 
Nov 01 12:03:36.919 INFO kablam! warning: function is never used: `debug_print_ast`
Nov 01 12:03:36.919 INFO kablam!    --> src/typechecker.rs:779:1
Nov 01 12:03:36.919 INFO kablam!     |
Nov 01 12:03:36.920 INFO kablam! 779 | pub fn debug_print_ast(arena: &Arena<Rc<Token>>, node: NodeId) {
Nov 01 12:03:36.920 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 12:03:36.920 INFO kablam! 
Nov 01 12:03:36.920 INFO kablam! warning: function is never used: `debug_print_inner`
Nov 01 12:03:36.920 INFO kablam!    --> src/typechecker.rs:784:1
Nov 01 12:03:36.920 INFO kablam!     |
Nov 01 12:03:36.920 INFO kablam! 784 | pub fn debug_print_inner(arena: &Arena<Rc<Token>>, node: NodeId) {
Nov 01 12:03:36.920 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 12:03:36.920 INFO kablam! 
Nov 01 12:03:37.061 INFO kablam! warning: variable does not need to be mutable
Nov 01 12:03:37.061 INFO kablam!    --> src/typechecker.rs:644:9
Nov 01 12:03:37.061 INFO kablam!     |
Nov 01 12:03:37.061 INFO kablam! 644 |     let mut term_child_iter = curr_term_node.children(arena);
Nov 01 12:03:37.061 INFO kablam!     |         ----^^^^^^^^^^^^^^^
Nov 01 12:03:37.061 INFO kablam!     |         |
Nov 01 12:03:37.061 INFO kablam!     |         help: remove this `mut`
Nov 01 12:03:37.061 INFO kablam! 
Nov 01 12:03:37.078 INFO kablam! warning: method is never used: `pop`
Nov 01 12:03:37.078 INFO kablam!   --> src/typechecker.rs:27:5
Nov 01 12:03:37.078 INFO kablam!    |
Nov 01 12:03:37.078 INFO kablam! 27 |     fn pop(&mut self, id: &String) -> Option<DynamicType> {
Nov 01 12:03:37.078 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 12:03:37.078 INFO kablam!    |
Nov 01 12:03:37.078 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 12:03:37.078 INFO kablam! 
Nov 01 12:03:37.078 INFO kablam! warning: function is never used: `debug_print_ast`
Nov 01 12:03:37.078 INFO kablam!    --> src/typechecker.rs:779:1
Nov 01 12:03:37.078 INFO kablam!     |
Nov 01 12:03:37.078 INFO kablam! 779 | pub fn debug_print_ast(arena: &Arena<Rc<Token>>, node: NodeId) {
Nov 01 12:03:37.078 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 12:03:37.078 INFO kablam! 
Nov 01 12:03:37.078 INFO kablam! warning: function is never used: `debug_print_inner`
Nov 01 12:03:37.078 INFO kablam!    --> src/typechecker.rs:784:1
Nov 01 12:03:37.078 INFO kablam!     |
Nov 01 12:03:37.078 INFO kablam! 784 | pub fn debug_print_inner(arena: &Arena<Rc<Token>>, node: NodeId) {
Nov 01 12:03:37.078 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 12:03:37.078 INFO kablam! 
Nov 01 12:03:37.149 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.10s
Nov 01 12:03:37.159 INFO kablam! su: No module specific data is present
Nov 01 12:03:38.586 INFO running `"docker" "rm" "-f" "3c56375edbbb44e0dd5e9b90db1c06183c1fd827a99d85764e1356730cb08171"`
Nov 01 12:03:38.928 INFO blam! 3c56375edbbb44e0dd5e9b90db1c06183c1fd827a99d85764e1356730cb08171