Oct 21 21:07:04.436 INFO checking Lapz/tox against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 21:07:04.438 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-6/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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"`
Oct 21 21:07:04.900 INFO blam! 7fa36af8b66315ed5cb3f4c8b1303c18fd10fce1876b36325ccb3553669f080d
Oct 21 21:07:04.903 INFO running `"docker" "start" "-a" "7fa36af8b66315ed5cb3f4c8b1303c18fd10fce1876b36325ccb3553669f080d"`
Oct 21 21:07:06.428 INFO kablam! usermod: no changes
Oct 21 21:07:06.636 INFO kablam!     Checking util v0.1.0 (/source/util)
Oct 21 21:07:06.655 INFO kablam!     Checking structopt v0.1.7
Oct 21 21:07:08.177 INFO kablam!     Checking syntax v0.1.0 (/source/syntax)
Oct 21 21:07:09.872 INFO kablam! warning: unused `#[macro_use]` import
Oct 21 21:07:09.872 INFO kablam!  --> syntax/src/lib.rs:2:1
Oct 21 21:07:09.872 INFO kablam!   |
Oct 21 21:07:09.872 INFO kablam! 2 | #[macro_use]
Oct 21 21:07:09.872 INFO kablam!   | ^^^^^^^^^^^^
Oct 21 21:07:09.872 INFO kablam!   |
Oct 21 21:07:09.872 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 21:07:09.872 INFO kablam! 
Oct 21 21:07:10.964 INFO kablam!     Checking vm v0.1.0 (/source/vm)
Oct 21 21:07:10.964 INFO kablam!     Checking interpreter v0.1.0 (/source/interpreter)
Oct 21 21:07:10.964 INFO kablam!     Checking frontend v0.1.0 (/source/frontend)
Oct 21 21:07:12.021 INFO kablam! warning: unused import: `syntax::ast::expr::*`
Oct 21 21:07:12.022 INFO kablam!  --> vm/src/compiler.rs:4:5
Oct 21 21:07:12.022 INFO kablam!   |
Oct 21 21:07:12.022 INFO kablam! 4 | use syntax::ast::expr::*;
Oct 21 21:07:12.022 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Oct 21 21:07:12.022 INFO kablam!   |
Oct 21 21:07:12.022 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 21:07:12.022 INFO kablam! 
Oct 21 21:07:12.022 INFO kablam! warning: unused import: `syntax::ast::statement::Statement`
Oct 21 21:07:12.022 INFO kablam!  --> vm/src/compiler.rs:5:5
Oct 21 21:07:12.022 INFO kablam!   |
Oct 21 21:07:12.022 INFO kablam! 5 | use syntax::ast::statement::Statement;
Oct 21 21:07:12.022 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:07:12.022 INFO kablam! 
Oct 21 21:07:12.972 INFO kablam! warning: struct is never constructed: `Compiler`
Oct 21 21:07:12.973 INFO kablam!  --> vm/src/compiler.rs:8:1
Oct 21 21:07:12.973 INFO kablam!   |
Oct 21 21:07:12.973 INFO kablam! 8 | struct Compiler {
Oct 21 21:07:12.974 INFO kablam!   | ^^^^^^^^^^^^^^^
Oct 21 21:07:12.974 INFO kablam!   |
Oct 21 21:07:12.974 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 21 21:07:12.974 INFO kablam! 
Oct 21 21:07:12.975 INFO kablam! warning: method is never used: `new`
Oct 21 21:07:12.975 INFO kablam!   --> vm/src/compiler.rs:14:5
Oct 21 21:07:12.975 INFO kablam!    |
Oct 21 21:07:12.975 INFO kablam! 14 |     pub fn new() -> Self {
Oct 21 21:07:12.976 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^
Oct 21 21:07:12.976 INFO kablam! 
Oct 21 21:07:12.976 INFO kablam! warning: method is never used: `build_op`
Oct 21 21:07:12.977 INFO kablam!   --> vm/src/compiler.rs:21:5
Oct 21 21:07:12.977 INFO kablam!    |
Oct 21 21:07:12.977 INFO kablam! 21 |     fn build_op(&mut self, op: OpCode) {
Oct 21 21:07:12.978 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:07:12.978 INFO kablam! 
Oct 21 21:07:13.510 INFO kablam! warning: unused import: `syntax::ast::expr::*`
Oct 21 21:07:13.510 INFO kablam!  --> vm/src/compiler.rs:4:5
Oct 21 21:07:13.510 INFO kablam!   |
Oct 21 21:07:13.510 INFO kablam! 4 | use syntax::ast::expr::*;
Oct 21 21:07:13.510 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Oct 21 21:07:13.510 INFO kablam!   |
Oct 21 21:07:13.510 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 21:07:13.510 INFO kablam! 
Oct 21 21:07:13.510 INFO kablam! warning: unused import: `syntax::ast::statement::Statement`
Oct 21 21:07:13.511 INFO kablam!  --> vm/src/compiler.rs:5:5
Oct 21 21:07:13.511 INFO kablam!   |
Oct 21 21:07:13.511 INFO kablam! 5 | use syntax::ast::statement::Statement;
Oct 21 21:07:13.511 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:07:13.511 INFO kablam! 
Oct 21 21:07:14.058 INFO kablam! warning: unused `#[macro_use]` import
Oct 21 21:07:14.058 INFO kablam!  --> frontend/src/lib.rs:7:1
Oct 21 21:07:14.058 INFO kablam!   |
Oct 21 21:07:14.058 INFO kablam! 7 | #[macro_use]
Oct 21 21:07:14.059 INFO kablam!   | ^^^^^^^^^^^^
Oct 21 21:07:14.059 INFO kablam!   |
Oct 21 21:07:14.059 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 21:07:14.059 INFO kablam! 
Oct 21 21:07:14.059 INFO kablam! warning: unused import: `std::rc::Rc`
Oct 21 21:07:14.059 INFO kablam!  --> frontend/src/env.rs:4:5
Oct 21 21:07:14.059 INFO kablam!   |
Oct 21 21:07:14.059 INFO kablam! 4 | use std::rc::Rc;
Oct 21 21:07:14.059 INFO kablam!   |     ^^^^^^^^^^^
Oct 21 21:07:14.059 INFO kablam! 
Oct 21 21:07:14.059 INFO kablam! warning: unused imports: `SymbolFactory`, `Symbol`, `Symbols`
Oct 21 21:07:14.059 INFO kablam!  --> frontend/src/env.rs:6:20
Oct 21 21:07:14.059 INFO kablam!   |
Oct 21 21:07:14.059 INFO kablam! 6 | use util::symbol::{Symbol, SymbolFactory, Symbols};
Oct 21 21:07:14.059 INFO kablam!   |                    ^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^
Oct 21 21:07:14.059 INFO kablam! 
Oct 21 21:07:14.059 INFO kablam! warning: unused import: `util::Unique`
Oct 21 21:07:14.059 INFO kablam!  --> frontend/src/env.rs:7:5
Oct 21 21:07:14.059 INFO kablam!   |
Oct 21 21:07:14.059 INFO kablam! 7 | use util::Unique;
Oct 21 21:07:14.059 INFO kablam!   |     ^^^^^^^^^^^^
Oct 21 21:07:14.059 INFO kablam! 
Oct 21 21:07:14.124 INFO kablam! warning: struct is never constructed: `Compiler`
Oct 21 21:07:14.124 INFO kablam!  --> vm/src/compiler.rs:8:1
Oct 21 21:07:14.124 INFO kablam!   |
Oct 21 21:07:14.124 INFO kablam! 8 | struct Compiler {
Oct 21 21:07:14.124 INFO kablam!   | ^^^^^^^^^^^^^^^
Oct 21 21:07:14.124 INFO kablam!   |
Oct 21 21:07:14.124 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 21 21:07:14.124 INFO kablam! 
Oct 21 21:07:14.124 INFO kablam! warning: method is never used: `new`
Oct 21 21:07:14.124 INFO kablam!   --> vm/src/compiler.rs:14:5
Oct 21 21:07:14.124 INFO kablam!    |
Oct 21 21:07:14.124 INFO kablam! 14 |     pub fn new() -> Self {
Oct 21 21:07:14.124 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^
Oct 21 21:07:14.124 INFO kablam! 
Oct 21 21:07:14.124 INFO kablam! warning: method is never used: `build_op`
Oct 21 21:07:14.124 INFO kablam!   --> vm/src/compiler.rs:21:5
Oct 21 21:07:14.124 INFO kablam!    |
Oct 21 21:07:14.124 INFO kablam! 21 |     fn build_op(&mut self, op: OpCode) {
Oct 21 21:07:14.124 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:07:14.124 INFO kablam! 
Oct 21 21:07:14.724 INFO kablam! warning: unused `#[macro_use]` import
Oct 21 21:07:14.724 INFO kablam!  --> frontend/src/lib.rs:7:1
Oct 21 21:07:14.724 INFO kablam!   |
Oct 21 21:07:14.724 INFO kablam! 7 | #[macro_use]
Oct 21 21:07:14.724 INFO kablam!   | ^^^^^^^^^^^^
Oct 21 21:07:14.724 INFO kablam!   |
Oct 21 21:07:14.724 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 21:07:14.724 INFO kablam! 
Oct 21 21:07:14.724 INFO kablam! warning: unused import: `std::rc::Rc`
Oct 21 21:07:14.724 INFO kablam!  --> frontend/src/env.rs:4:5
Oct 21 21:07:14.724 INFO kablam!   |
Oct 21 21:07:14.724 INFO kablam! 4 | use std::rc::Rc;
Oct 21 21:07:14.724 INFO kablam!   |     ^^^^^^^^^^^
Oct 21 21:07:14.724 INFO kablam! 
Oct 21 21:07:14.724 INFO kablam! warning: unused imports: `SymbolFactory`, `Symbol`, `Symbols`
Oct 21 21:07:14.724 INFO kablam!  --> frontend/src/env.rs:6:20
Oct 21 21:07:14.724 INFO kablam!   |
Oct 21 21:07:14.724 INFO kablam! 6 | use util::symbol::{Symbol, SymbolFactory, Symbols};
Oct 21 21:07:14.724 INFO kablam!   |                    ^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^
Oct 21 21:07:14.725 INFO kablam! 
Oct 21 21:07:14.725 INFO kablam! warning: unused import: `util::Unique`
Oct 21 21:07:14.725 INFO kablam!  --> frontend/src/env.rs:7:5
Oct 21 21:07:14.725 INFO kablam!   |
Oct 21 21:07:14.725 INFO kablam! 7 | use util::Unique;
Oct 21 21:07:14.725 INFO kablam!   |     ^^^^^^^^^^^^
Oct 21 21:07:14.725 INFO kablam! 
Oct 21 21:07:14.849 INFO kablam! warning: function is never used: `built_in_trim`
Oct 21 21:07:14.849 INFO kablam!   --> interpreter/src/builtins.rs:91:1
Oct 21 21:07:14.849 INFO kablam!    |
Oct 21 21:07:14.849 INFO kablam! 91 | fn built_in_trim(arguments: &[Object]) -> Result<Object, RuntimeError> {
Oct 21 21:07:14.849 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:07:14.849 INFO kablam!    |
Oct 21 21:07:14.849 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 21 21:07:14.849 INFO kablam! 
Oct 21 21:07:15.352 INFO kablam! warning: function is never used: `built_in_trim`
Oct 21 21:07:15.352 INFO kablam!   --> interpreter/src/builtins.rs:91:1
Oct 21 21:07:15.352 INFO kablam!    |
Oct 21 21:07:15.352 INFO kablam! 91 | fn built_in_trim(arguments: &[Object]) -> Result<Object, RuntimeError> {
Oct 21 21:07:15.352 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:07:15.352 INFO kablam!    |
Oct 21 21:07:15.352 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 21 21:07:15.352 INFO kablam! 
Oct 21 21:07:15.448 INFO kablam! warning: unused variable: `entry`
Oct 21 21:07:15.448 INFO kablam!   --> frontend/src/infer/mod.rs:56:37
Oct 21 21:07:15.448 INFO kablam!    |
Oct 21 21:07:15.448 INFO kablam! 56 |                     if let Some(mut entry) = ctx.look_type(sclass.value) {}
Oct 21 21:07:15.448 INFO kablam!    |                                     ^^^^^ help: consider using `_entry` instead
Oct 21 21:07:15.448 INFO kablam!    |
Oct 21 21:07:15.448 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 21:07:15.448 INFO kablam! 
Oct 21 21:07:15.699 INFO kablam!     Checking tox v0.2.0 (/source/tox)
Oct 21 21:07:15.960 INFO kablam! warning: unused variable: `entry`
Oct 21 21:07:15.960 INFO kablam!   --> frontend/src/infer/mod.rs:56:37
Oct 21 21:07:15.960 INFO kablam!    |
Oct 21 21:07:15.960 INFO kablam! 56 |                     if let Some(mut entry) = ctx.look_type(sclass.value) {}
Oct 21 21:07:15.960 INFO kablam!    |                                     ^^^^^ help: consider using `_entry` instead
Oct 21 21:07:15.960 INFO kablam!    |
Oct 21 21:07:15.960 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 21:07:15.960 INFO kablam! 
Oct 21 21:07:16.924 INFO kablam! warning: unused variable: `ast`
Oct 21 21:07:16.924 INFO kablam!   --> tox/src/main.rs:64:13
Oct 21 21:07:16.924 INFO kablam!    |
Oct 21 21:07:16.924 INFO kablam! 64 |         let ast = match Parser::new(tokens, reporter.clone(), &mut symbols).parse() {
Oct 21 21:07:16.924 INFO kablam!    |             ^^^ help: consider using `_ast` instead
Oct 21 21:07:16.924 INFO kablam!    |
Oct 21 21:07:16.924 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 21:07:16.924 INFO kablam! 
Oct 21 21:07:16.924 INFO kablam! warning: unused variable: `penv`
Oct 21 21:07:16.924 INFO kablam!    --> tox/src/main.rs:104:55
Oct 21 21:07:16.924 INFO kablam!     |
Oct 21 21:07:16.924 INFO kablam! 104 | pub fn run(path: String, ptokens: bool, pprint: bool, penv: bool, past: bool) {
Oct 21 21:07:16.924 INFO kablam!     |                                                       ^^^^ help: consider using `_penv` instead
Oct 21 21:07:16.924 INFO kablam! 
Oct 21 21:07:17.326 INFO kablam! warning: unused variable: `ast`
Oct 21 21:07:17.326 INFO kablam!   --> tox/src/main.rs:64:13
Oct 21 21:07:17.327 INFO kablam!    |
Oct 21 21:07:17.327 INFO kablam! 64 |         let ast = match Parser::new(tokens, reporter.clone(), &mut symbols).parse() {
Oct 21 21:07:17.327 INFO kablam!    |             ^^^ help: consider using `_ast` instead
Oct 21 21:07:17.327 INFO kablam!    |
Oct 21 21:07:17.328 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 21 21:07:17.328 INFO kablam! 
Oct 21 21:07:17.328 INFO kablam! warning: unused variable: `penv`
Oct 21 21:07:17.329 INFO kablam!    --> tox/src/main.rs:104:55
Oct 21 21:07:17.329 INFO kablam!     |
Oct 21 21:07:17.329 INFO kablam! 104 | pub fn run(path: String, ptokens: bool, pprint: bool, penv: bool, past: bool) {
Oct 21 21:07:17.329 INFO kablam!     |                                                       ^^^^ help: consider using `_penv` instead
Oct 21 21:07:17.330 INFO kablam! 
Oct 21 21:07:17.397 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.94s
Oct 21 21:07:17.452 INFO kablam! su: No module specific data is present
Oct 21 21:07:17.952 INFO running `"docker" "rm" "-f" "7fa36af8b66315ed5cb3f4c8b1303c18fd10fce1876b36325ccb3553669f080d"`
Oct 21 21:07:18.168 INFO blam! 7fa36af8b66315ed5cb3f4c8b1303c18fd10fce1876b36325ccb3553669f080d