Nov 04 02:10:52.188 INFO checking n4to4/interpreter-rs against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 02:10:52.188 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-7/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 04 02:10:52.443 INFO blam! 9f2579cc2edbbb4454e193a4825dc0486ded9201813808de3ed46bc5789c9743
Nov 04 02:10:52.445 INFO running `"docker" "start" "-a" "9f2579cc2edbbb4454e193a4825dc0486ded9201813808de3ed46bc5789c9743"`
Nov 04 02:10:54.303 INFO kablam! usermod: no changes
Nov 04 02:10:54.387 INFO kablam!     Checking interpreter v0.1.0 (/source)
Nov 04 02:10:54.736 INFO kablam! warning: unused `#[macro_use]` import
Nov 04 02:10:54.736 INFO kablam!  --> src/main.rs:3:1
Nov 04 02:10:54.736 INFO kablam!   |
Nov 04 02:10:54.736 INFO kablam! 3 | #[macro_use]
Nov 04 02:10:54.736 INFO kablam!   | ^^^^^^^^^^^^
Nov 04 02:10:54.738 INFO kablam!   |
Nov 04 02:10:54.738 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 04 02:10:54.738 INFO kablam! 
Nov 04 02:10:54.996 INFO kablam! warning: struct is never constructed: `Program`
Nov 04 02:10:54.997 INFO kablam!   --> src/ast.rs:23:1
Nov 04 02:10:54.997 INFO kablam!    |
Nov 04 02:10:54.998 INFO kablam! 23 | pub struct Program {
Nov 04 02:10:54.998 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Nov 04 02:10:54.999 INFO kablam! 
Nov 04 02:10:54.999 INFO kablam! warning: method is never used: `new`
Nov 04 02:10:55.000 INFO kablam!   --> src/ast.rs:27:5
Nov 04 02:10:55.000 INFO kablam!    |
Nov 04 02:10:55.001 INFO kablam! 27 |     pub fn new() -> Program {
Nov 04 02:10:55.001 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:10:55.002 INFO kablam! 
Nov 04 02:10:55.002 INFO kablam! warning: method is never used: `token_literal`
Nov 04 02:10:55.003 INFO kablam!   --> src/ast.rs:33:5
Nov 04 02:10:55.003 INFO kablam!    |
Nov 04 02:10:55.004 INFO kablam! 33 |     fn token_literal(&self) -> String {
Nov 04 02:10:55.004 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:10:55.005 INFO kablam! 
Nov 04 02:10:55.005 INFO kablam! warning: struct is never constructed: `Identifier`
Nov 04 02:10:55.006 INFO kablam!   --> src/ast.rs:47:1
Nov 04 02:10:55.006 INFO kablam!    |
Nov 04 02:10:55.007 INFO kablam! 47 | pub struct Identifier {
Nov 04 02:10:55.007 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:10:55.008 INFO kablam! 
Nov 04 02:10:55.008 INFO kablam! warning: struct is never constructed: `LetStatement`
Nov 04 02:10:55.009 INFO kablam!   --> src/ast.rs:63:1
Nov 04 02:10:55.009 INFO kablam!    |
Nov 04 02:10:55.010 INFO kablam! 63 | pub struct LetStatement {
Nov 04 02:10:55.010 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:10:55.011 INFO kablam! 
Nov 04 02:10:55.011 INFO kablam! warning: struct is never constructed: `Parser`
Nov 04 02:10:55.012 INFO kablam!  --> src/parser.rs:5:1
Nov 04 02:10:55.012 INFO kablam!   |
Nov 04 02:10:55.013 INFO kablam! 5 | struct Parser<'a> {
Nov 04 02:10:55.013 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Nov 04 02:10:55.014 INFO kablam! 
Nov 04 02:10:55.014 INFO kablam! warning: method is never used: `new`
Nov 04 02:10:55.014 INFO kablam!   --> src/parser.rs:12:5
Nov 04 02:10:55.014 INFO kablam!    |
Nov 04 02:10:55.014 INFO kablam! 12 |     fn new(l: &'a mut Lexer) -> Self {
Nov 04 02:10:55.014 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:10:55.015 INFO kablam! 
Nov 04 02:10:55.015 INFO kablam! warning: method is never used: `next_token`
Nov 04 02:10:55.015 INFO kablam!   --> src/parser.rs:23:5
Nov 04 02:10:55.015 INFO kablam!    |
Nov 04 02:10:55.015 INFO kablam! 23 |     fn next_token(&mut self) {
Nov 04 02:10:55.015 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:10:55.016 INFO kablam! 
Nov 04 02:10:55.016 INFO kablam! warning: method is never used: `parse_program`
Nov 04 02:10:55.017 INFO kablam!   --> src/parser.rs:31:5
Nov 04 02:10:55.017 INFO kablam!    |
Nov 04 02:10:55.017 INFO kablam! 31 |     fn parse_program(&mut self) -> Option<Program> {
Nov 04 02:10:55.017 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:10:55.017 INFO kablam! 
Nov 04 02:10:55.018 INFO kablam! warning: method is never used: `parse_statement`
Nov 04 02:10:55.018 INFO kablam!   --> src/parser.rs:46:5
Nov 04 02:10:55.018 INFO kablam!    |
Nov 04 02:10:55.018 INFO kablam! 46 |     fn parse_statement(&mut self) -> Option<Box<ast::Statement>> {
Nov 04 02:10:55.018 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:10:55.018 INFO kablam! 
Nov 04 02:10:55.019 INFO kablam! warning: method is never used: `parse_let_statement`
Nov 04 02:10:55.019 INFO kablam!   --> src/parser.rs:53:5
Nov 04 02:10:55.019 INFO kablam!    |
Nov 04 02:10:55.019 INFO kablam! 53 |     fn parse_let_statement(&mut self) -> Option<ast::LetStatement> {
Nov 04 02:10:55.019 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:10:55.019 INFO kablam! 
Nov 04 02:10:55.019 INFO kablam! warning: method is never used: `cur_token_is`
Nov 04 02:10:55.019 INFO kablam!   --> src/parser.rs:81:5
Nov 04 02:10:55.019 INFO kablam!    |
Nov 04 02:10:55.019 INFO kablam! 81 |     fn cur_token_is(&self, t: token::TokenType) -> bool {
Nov 04 02:10:55.019 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:10:55.019 INFO kablam! 
Nov 04 02:10:55.027 INFO kablam! warning: method is never used: `peek_token_is`
Nov 04 02:10:55.027 INFO kablam!   --> src/parser.rs:84:5
Nov 04 02:10:55.027 INFO kablam!    |
Nov 04 02:10:55.027 INFO kablam! 84 |     fn peek_token_is(&self, t: token::TokenType) -> bool {
Nov 04 02:10:55.027 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:10:55.027 INFO kablam! 
Nov 04 02:10:55.027 INFO kablam! warning: method is never used: `expect_peek`
Nov 04 02:10:55.027 INFO kablam!   --> src/parser.rs:87:5
Nov 04 02:10:55.027 INFO kablam!    |
Nov 04 02:10:55.027 INFO kablam! 87 |     fn expect_peek(&mut self, t: token::TokenType) -> bool {
Nov 04 02:10:55.027 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:10:55.027 INFO kablam! 
Nov 04 02:10:55.042 INFO kablam! warning: variant `NOT_EQ` should have a camel case name such as `NotEq`
Nov 04 02:10:55.043 INFO kablam!   --> src/token.rs:27:5
Nov 04 02:10:55.043 INFO kablam!    |
Nov 04 02:10:55.043 INFO kablam! 27 |     NOT_EQ,
Nov 04 02:10:55.043 INFO kablam!    |     ^^^^^^
Nov 04 02:10:55.047 INFO kablam!    |
Nov 04 02:10:55.047 INFO kablam!    = note: #[warn(non_camel_case_types)] on by default
Nov 04 02:10:55.047 INFO kablam! 
Nov 04 02:10:55.343 INFO kablam! warning: method is never used: `token_literal`
Nov 04 02:10:55.343 INFO kablam!   --> src/ast.rs:33:5
Nov 04 02:10:55.343 INFO kablam!    |
Nov 04 02:10:55.343 INFO kablam! 33 |     fn token_literal(&self) -> String {
Nov 04 02:10:55.343 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:10:55.343 INFO kablam! 
Nov 04 02:10:55.343 INFO kablam! warning: function is never used: `print_if_string`
Nov 04 02:10:55.343 INFO kablam!    --> src/parser.rs:104:5
Nov 04 02:10:55.343 INFO kablam!     |
Nov 04 02:10:55.343 INFO kablam! 104 |     fn print_if_string(s: &Any) {
Nov 04 02:10:55.343 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 02:10:55.343 INFO kablam! 
Nov 04 02:10:55.352 INFO kablam! warning: variant `NOT_EQ` should have a camel case name such as `NotEq`
Nov 04 02:10:55.352 INFO kablam!   --> src/token.rs:27:5
Nov 04 02:10:55.352 INFO kablam!    |
Nov 04 02:10:55.352 INFO kablam! 27 |     NOT_EQ,
Nov 04 02:10:55.352 INFO kablam!    |     ^^^^^^
Nov 04 02:10:55.352 INFO kablam!    |
Nov 04 02:10:55.352 INFO kablam!    = note: #[warn(non_camel_case_types)] on by default
Nov 04 02:10:55.352 INFO kablam! 
Nov 04 02:10:55.371 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
Nov 04 02:10:55.375 INFO kablam! su: No module specific data is present
Nov 04 02:10:56.450 INFO running `"docker" "rm" "-f" "9f2579cc2edbbb4454e193a4825dc0486ded9201813808de3ed46bc5789c9743"`
Nov 04 02:10:56.839 INFO blam! 9f2579cc2edbbb4454e193a4825dc0486ded9201813808de3ed46bc5789c9743