Oct 27 10:58:27.366 INFO checking Lapz/tox against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192-2
Oct 27 10:58:27.367 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-4/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-55192-2/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 27 10:58:27.891 INFO blam! 3bd2a777446f993d88d89104cdce4a95eae6c996d7b187d9ee058001279a593b
Oct 27 10:58:27.893 INFO running `"docker" "start" "-a" "3bd2a777446f993d88d89104cdce4a95eae6c996d7b187d9ee058001279a593b"`
Oct 27 10:58:28.919 INFO kablam! usermod: no changes
Oct 27 10:58:29.148 INFO kablam!     Checking util v0.1.0 (/source/util)
Oct 27 10:58:29.148 INFO kablam!     Checking structopt v0.1.7
Oct 27 10:58:30.180 INFO kablam!     Checking syntax v0.1.0 (/source/syntax)
Oct 27 10:58:31.187 INFO kablam! warning: unused `#[macro_use]` import
Oct 27 10:58:31.187 INFO kablam!  --> syntax/src/lib.rs:2:1
Oct 27 10:58:31.187 INFO kablam!   |
Oct 27 10:58:31.187 INFO kablam! 2 | #[macro_use]
Oct 27 10:58:31.187 INFO kablam!   | ^^^^^^^^^^^^
Oct 27 10:58:31.187 INFO kablam!   |
Oct 27 10:58:31.187 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 10:58:31.187 INFO kablam! 
Oct 27 10:58:32.339 INFO kablam!     Checking frontend v0.1.0 (/source/frontend)
Oct 27 10:58:32.339 INFO kablam!     Checking interpreter v0.1.0 (/source/interpreter)
Oct 27 10:58:32.339 INFO kablam!     Checking vm v0.1.0 (/source/vm)
Oct 27 10:58:33.947 INFO kablam! warning: unused import: `syntax::ast::expr::*`
Oct 27 10:58:33.947 INFO kablam!  --> vm/src/compiler.rs:4:5
Oct 27 10:58:33.948 INFO kablam!   |
Oct 27 10:58:33.948 INFO kablam! 4 | use syntax::ast::expr::*;
Oct 27 10:58:33.948 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Oct 27 10:58:33.948 INFO kablam!   |
Oct 27 10:58:33.949 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 10:58:33.949 INFO kablam! 
Oct 27 10:58:33.949 INFO kablam! warning: unused import: `syntax::ast::statement::Statement`
Oct 27 10:58:33.949 INFO kablam!  --> vm/src/compiler.rs:5:5
Oct 27 10:58:33.950 INFO kablam!   |
Oct 27 10:58:33.950 INFO kablam! 5 | use syntax::ast::statement::Statement;
Oct 27 10:58:33.950 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 10:58:33.950 INFO kablam! 
Oct 27 10:58:34.526 INFO kablam! warning: unused import: `syntax::ast::expr::*`
Oct 27 10:58:34.526 INFO kablam!  --> vm/src/compiler.rs:4:5
Oct 27 10:58:34.526 INFO kablam!   |
Oct 27 10:58:34.526 INFO kablam! 4 | use syntax::ast::expr::*;
Oct 27 10:58:34.526 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Oct 27 10:58:34.526 INFO kablam!   |
Oct 27 10:58:34.526 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 10:58:34.526 INFO kablam! 
Oct 27 10:58:34.526 INFO kablam! warning: unused import: `syntax::ast::statement::Statement`
Oct 27 10:58:34.526 INFO kablam!  --> vm/src/compiler.rs:5:5
Oct 27 10:58:34.526 INFO kablam!   |
Oct 27 10:58:34.526 INFO kablam! 5 | use syntax::ast::statement::Statement;
Oct 27 10:58:34.526 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 10:58:34.526 INFO kablam! 
Oct 27 10:58:34.551 INFO kablam! warning: unused `#[macro_use]` import
Oct 27 10:58:34.551 INFO kablam!  --> frontend/src/lib.rs:7:1
Oct 27 10:58:34.551 INFO kablam!   |
Oct 27 10:58:34.551 INFO kablam! 7 | #[macro_use]
Oct 27 10:58:34.551 INFO kablam!   | ^^^^^^^^^^^^
Oct 27 10:58:34.551 INFO kablam!   |
Oct 27 10:58:34.551 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 10:58:34.551 INFO kablam! 
Oct 27 10:58:34.551 INFO kablam! warning: unused import: `std::rc::Rc`
Oct 27 10:58:34.551 INFO kablam!  --> frontend/src/env.rs:4:5
Oct 27 10:58:34.551 INFO kablam!   |
Oct 27 10:58:34.551 INFO kablam! 4 | use std::rc::Rc;
Oct 27 10:58:34.551 INFO kablam!   |     ^^^^^^^^^^^
Oct 27 10:58:34.551 INFO kablam! 
Oct 27 10:58:34.551 INFO kablam! warning: unused imports: `SymbolFactory`, `Symbol`, `Symbols`
Oct 27 10:58:34.551 INFO kablam!  --> frontend/src/env.rs:6:20
Oct 27 10:58:34.551 INFO kablam!   |
Oct 27 10:58:34.551 INFO kablam! 6 | use util::symbol::{Symbol, SymbolFactory, Symbols};
Oct 27 10:58:34.551 INFO kablam!   |                    ^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^
Oct 27 10:58:34.551 INFO kablam! 
Oct 27 10:58:34.551 INFO kablam! warning: unused import: `util::Unique`
Oct 27 10:58:34.551 INFO kablam!  --> frontend/src/env.rs:7:5
Oct 27 10:58:34.551 INFO kablam!   |
Oct 27 10:58:34.551 INFO kablam! 7 | use util::Unique;
Oct 27 10:58:34.551 INFO kablam!   |     ^^^^^^^^^^^^
Oct 27 10:58:34.551 INFO kablam! 
Oct 27 10:58:34.927 INFO kablam! warning: unused `#[macro_use]` import
Oct 27 10:58:34.927 INFO kablam!  --> frontend/src/lib.rs:7:1
Oct 27 10:58:34.927 INFO kablam!   |
Oct 27 10:58:34.927 INFO kablam! 7 | #[macro_use]
Oct 27 10:58:34.927 INFO kablam!   | ^^^^^^^^^^^^
Oct 27 10:58:34.927 INFO kablam!   |
Oct 27 10:58:34.927 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 10:58:34.927 INFO kablam! 
Oct 27 10:58:34.927 INFO kablam! warning: unused import: `std::rc::Rc`
Oct 27 10:58:34.927 INFO kablam!  --> frontend/src/env.rs:4:5
Oct 27 10:58:34.927 INFO kablam!   |
Oct 27 10:58:34.927 INFO kablam! 4 | use std::rc::Rc;
Oct 27 10:58:34.927 INFO kablam!   |     ^^^^^^^^^^^
Oct 27 10:58:34.927 INFO kablam! 
Oct 27 10:58:34.927 INFO kablam! warning: unused imports: `SymbolFactory`, `Symbol`, `Symbols`
Oct 27 10:58:34.927 INFO kablam!  --> frontend/src/env.rs:6:20
Oct 27 10:58:34.927 INFO kablam!   |
Oct 27 10:58:34.927 INFO kablam! 6 | use util::symbol::{Symbol, SymbolFactory, Symbols};
Oct 27 10:58:34.927 INFO kablam!   |                    ^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^
Oct 27 10:58:34.927 INFO kablam! 
Oct 27 10:58:34.927 INFO kablam! warning: unused import: `util::Unique`
Oct 27 10:58:34.927 INFO kablam!  --> frontend/src/env.rs:7:5
Oct 27 10:58:34.927 INFO kablam!   |
Oct 27 10:58:34.927 INFO kablam! 7 | use util::Unique;
Oct 27 10:58:34.927 INFO kablam!   |     ^^^^^^^^^^^^
Oct 27 10:58:34.927 INFO kablam! 
Oct 27 10:58:35.055 INFO kablam! warning: struct is never constructed: `Compiler`
Oct 27 10:58:35.055 INFO kablam!  --> vm/src/compiler.rs:8:1
Oct 27 10:58:35.055 INFO kablam!   |
Oct 27 10:58:35.055 INFO kablam! 8 | struct Compiler {
Oct 27 10:58:35.055 INFO kablam!   | ^^^^^^^^^^^^^^^
Oct 27 10:58:35.055 INFO kablam!   |
Oct 27 10:58:35.055 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 27 10:58:35.055 INFO kablam! 
Oct 27 10:58:35.055 INFO kablam! warning: method is never used: `new`
Oct 27 10:58:35.055 INFO kablam!   --> vm/src/compiler.rs:14:5
Oct 27 10:58:35.055 INFO kablam!    |
Oct 27 10:58:35.055 INFO kablam! 14 |     pub fn new() -> Self {
Oct 27 10:58:35.055 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^
Oct 27 10:58:35.055 INFO kablam! 
Oct 27 10:58:35.055 INFO kablam! warning: method is never used: `build_op`
Oct 27 10:58:35.055 INFO kablam!   --> vm/src/compiler.rs:21:5
Oct 27 10:58:35.055 INFO kablam!    |
Oct 27 10:58:35.055 INFO kablam! 21 |     fn build_op(&mut self, op: OpCode) {
Oct 27 10:58:35.055 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 10:58:35.055 INFO kablam! 
Oct 27 10:58:35.355 INFO kablam! warning: struct is never constructed: `Compiler`
Oct 27 10:58:35.355 INFO kablam!  --> vm/src/compiler.rs:8:1
Oct 27 10:58:35.355 INFO kablam!   |
Oct 27 10:58:35.355 INFO kablam! 8 | struct Compiler {
Oct 27 10:58:35.355 INFO kablam!   | ^^^^^^^^^^^^^^^
Oct 27 10:58:35.355 INFO kablam!   |
Oct 27 10:58:35.355 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 27 10:58:35.355 INFO kablam! 
Oct 27 10:58:35.355 INFO kablam! warning: method is never used: `new`
Oct 27 10:58:35.355 INFO kablam!   --> vm/src/compiler.rs:14:5
Oct 27 10:58:35.355 INFO kablam!    |
Oct 27 10:58:35.355 INFO kablam! 14 |     pub fn new() -> Self {
Oct 27 10:58:35.355 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^
Oct 27 10:58:35.355 INFO kablam! 
Oct 27 10:58:35.355 INFO kablam! warning: method is never used: `build_op`
Oct 27 10:58:35.355 INFO kablam!   --> vm/src/compiler.rs:21:5
Oct 27 10:58:35.355 INFO kablam!    |
Oct 27 10:58:35.355 INFO kablam! 21 |     fn build_op(&mut self, op: OpCode) {
Oct 27 10:58:35.355 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 10:58:35.355 INFO kablam! 
Oct 27 10:58:35.631 INFO kablam! warning: function is never used: `built_in_trim`
Oct 27 10:58:35.631 INFO kablam!   --> interpreter/src/builtins.rs:91:1
Oct 27 10:58:35.631 INFO kablam!    |
Oct 27 10:58:35.631 INFO kablam! 91 | fn built_in_trim(arguments: &[Object]) -> Result<Object, RuntimeError> {
Oct 27 10:58:35.631 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 10:58:35.631 INFO kablam!    |
Oct 27 10:58:35.631 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 10:58:35.631 INFO kablam! 
Oct 27 10:58:35.807 INFO kablam! warning: unused variable: `entry`
Oct 27 10:58:35.807 INFO kablam!   --> frontend/src/infer/mod.rs:56:37
Oct 27 10:58:35.807 INFO kablam!    |
Oct 27 10:58:35.807 INFO kablam! 56 |                     if let Some(mut entry) = ctx.look_type(sclass.value) {}
Oct 27 10:58:35.807 INFO kablam!    |                                     ^^^^^ help: consider using `_entry` instead
Oct 27 10:58:35.807 INFO kablam!    |
Oct 27 10:58:35.807 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 27 10:58:35.807 INFO kablam! 
Oct 27 10:58:35.820 INFO kablam! warning: unused variable: `entry`
Oct 27 10:58:35.820 INFO kablam!   --> frontend/src/infer/mod.rs:56:37
Oct 27 10:58:35.820 INFO kablam!    |
Oct 27 10:58:35.820 INFO kablam! 56 |                     if let Some(mut entry) = ctx.look_type(sclass.value) {}
Oct 27 10:58:35.821 INFO kablam!    |                                     ^^^^^ help: consider using `_entry` instead
Oct 27 10:58:35.821 INFO kablam!    |
Oct 27 10:58:35.821 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 27 10:58:35.821 INFO kablam! 
Oct 27 10:58:35.955 INFO kablam! warning: function is never used: `built_in_trim`
Oct 27 10:58:35.955 INFO kablam!   --> interpreter/src/builtins.rs:91:1
Oct 27 10:58:35.955 INFO kablam!    |
Oct 27 10:58:35.955 INFO kablam! 91 | fn built_in_trim(arguments: &[Object]) -> Result<Object, RuntimeError> {
Oct 27 10:58:35.955 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 10:58:35.955 INFO kablam!    |
Oct 27 10:58:35.955 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 10:58:35.955 INFO kablam! 
Oct 27 10:58:36.088 INFO kablam!     Checking tox v0.2.0 (/source/tox)
Oct 27 10:58:37.418 INFO kablam! warning: unused variable: `ast`
Oct 27 10:58:37.418 INFO kablam!   --> tox/src/main.rs:64:13
Oct 27 10:58:37.418 INFO kablam!    |
Oct 27 10:58:37.418 INFO kablam! 64 |         let ast = match Parser::new(tokens, reporter.clone(), &mut symbols).parse() {
Oct 27 10:58:37.418 INFO kablam!    |             ^^^ help: consider using `_ast` instead
Oct 27 10:58:37.418 INFO kablam!    |
Oct 27 10:58:37.418 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 27 10:58:37.418 INFO kablam! 
Oct 27 10:58:37.418 INFO kablam! warning: unused variable: `penv`
Oct 27 10:58:37.418 INFO kablam!    --> tox/src/main.rs:104:55
Oct 27 10:58:37.418 INFO kablam!     |
Oct 27 10:58:37.418 INFO kablam! 104 | pub fn run(path: String, ptokens: bool, pprint: bool, penv: bool, past: bool) {
Oct 27 10:58:37.418 INFO kablam!     |                                                       ^^^^ help: consider using `_penv` instead
Oct 27 10:58:37.418 INFO kablam! 
Oct 27 10:58:37.478 INFO kablam! warning: unused variable: `ast`
Oct 27 10:58:37.478 INFO kablam!   --> tox/src/main.rs:64:13
Oct 27 10:58:37.478 INFO kablam!    |
Oct 27 10:58:37.478 INFO kablam! 64 |         let ast = match Parser::new(tokens, reporter.clone(), &mut symbols).parse() {
Oct 27 10:58:37.478 INFO kablam!    |             ^^^ help: consider using `_ast` instead
Oct 27 10:58:37.478 INFO kablam!    |
Oct 27 10:58:37.478 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 27 10:58:37.478 INFO kablam! 
Oct 27 10:58:37.478 INFO kablam! warning: unused variable: `penv`
Oct 27 10:58:37.478 INFO kablam!    --> tox/src/main.rs:104:55
Oct 27 10:58:37.478 INFO kablam!     |
Oct 27 10:58:37.478 INFO kablam! 104 | pub fn run(path: String, ptokens: bool, pprint: bool, penv: bool, past: bool) {
Oct 27 10:58:37.478 INFO kablam!     |                                                       ^^^^ help: consider using `_penv` instead
Oct 27 10:58:37.478 INFO kablam! 
Oct 27 10:58:37.511 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.55s
Oct 27 10:58:37.523 INFO kablam! su: No module specific data is present
Oct 27 10:58:37.792 INFO running `"docker" "rm" "-f" "3bd2a777446f993d88d89104cdce4a95eae6c996d7b187d9ee058001279a593b"`
Oct 27 10:58:37.875 INFO blam! 3bd2a777446f993d88d89104cdce4a95eae6c996d7b187d9ee058001279a593b