Dec 05 00:58:41.487 INFO checking Nickforall/yukon against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 00:58:41.487 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 05 00:58:41.804 INFO [stdout] f5d05ca8deb5d7adfa6a86260491e002660d893dc79c2109bfa8a6772d2ca60f
Dec 05 00:58:41.807 INFO running `"docker" "start" "-a" "f5d05ca8deb5d7adfa6a86260491e002660d893dc79c2109bfa8a6772d2ca60f"`
Dec 05 00:58:42.613 INFO [stderr] usermod: no changes
Dec 05 00:58:42.680 INFO [stderr]    Compiling esprit v0.0.5
Dec 05 00:58:42.681 INFO [stderr]     Checking serde_json v0.7.4
Dec 05 00:58:42.681 INFO [stderr]     Checking nix v0.5.1
Dec 05 00:58:43.825 INFO [stderr]     Checking unjson v0.0.5
Dec 05 00:58:44.581 INFO [stderr]     Checking joker v0.0.5
Dec 05 00:58:46.149 INFO [stderr]     Checking easter v0.0.5
Dec 05 00:58:46.895 INFO [stderr]     Checking rustyline v1.0.0
Dec 05 00:58:47.876 INFO [stderr]     Checking estree v0.0.5
Dec 05 00:58:50.419 INFO [stderr]     Checking Yukon v0.1.0 (/source)
Dec 05 00:58:52.035 INFO [stderr] warning: unused import: `std`
Dec 05 00:58:52.035 INFO [stderr]  --> src/vm/scope.rs:3:5
Dec 05 00:58:52.035 INFO [stderr]   |
Dec 05 00:58:52.035 INFO [stderr] 3 | use std;
Dec 05 00:58:52.035 INFO [stderr]   |     ^^^
Dec 05 00:58:52.035 INFO [stderr]   |
Dec 05 00:58:52.035 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 00:58:52.035 INFO [stderr] 
Dec 05 00:58:52.211 INFO [stderr] warning: unused import: `rustyline::error::ReadlineError`
Dec 05 00:58:52.211 INFO [stderr]  --> src/main.rs:7:5
Dec 05 00:58:52.211 INFO [stderr]   |
Dec 05 00:58:52.211 INFO [stderr] 7 | use rustyline::error::ReadlineError;
Dec 05 00:58:52.211 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:58:52.211 INFO [stderr]   |
Dec 05 00:58:52.211 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 00:58:52.211 INFO [stderr] 
Dec 05 00:58:52.211 INFO [stderr] warning: unused import: `rustyline::Editor`
Dec 05 00:58:52.211 INFO [stderr]  --> src/main.rs:8:5
Dec 05 00:58:52.211 INFO [stderr]   |
Dec 05 00:58:52.211 INFO [stderr] 8 | use rustyline::Editor;
Dec 05 00:58:52.211 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 05 00:58:52.211 INFO [stderr] 
Dec 05 00:58:52.211 INFO [stderr] warning: unused import: `ansi_term::Colour::RGB`
Dec 05 00:58:52.211 INFO [stderr]   --> src/main.rs:10:5
Dec 05 00:58:52.211 INFO [stderr]    |
Dec 05 00:58:52.211 INFO [stderr] 10 | use ansi_term::Colour::RGB;
Dec 05 00:58:52.211 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:58:52.211 INFO [stderr] 
Dec 05 00:58:52.211 INFO [stderr] warning: unused import: `std::env`
Dec 05 00:58:52.211 INFO [stderr]   --> src/main.rs:12:5
Dec 05 00:58:52.211 INFO [stderr]    |
Dec 05 00:58:52.211 INFO [stderr] 12 | use std::env;
Dec 05 00:58:52.211 INFO [stderr]    |     ^^^^^^^^
Dec 05 00:58:52.211 INFO [stderr] 
Dec 05 00:58:52.219 INFO [stderr] warning: unused import: `std`
Dec 05 00:58:52.219 INFO [stderr]  --> src/vm/scope.rs:3:5
Dec 05 00:58:52.219 INFO [stderr]   |
Dec 05 00:58:52.219 INFO [stderr] 3 | use std;
Dec 05 00:58:52.219 INFO [stderr]   |     ^^^
Dec 05 00:58:52.219 INFO [stderr] 
Dec 05 00:58:52.295 INFO [stderr] warning: unused variable: `image`
Dec 05 00:58:52.295 INFO [stderr]   --> src/bytecode.rs:83:17
Dec 05 00:58:52.295 INFO [stderr]    |
Dec 05 00:58:52.295 INFO [stderr] 83 | fn compile_decl(image: &mut Image, decl: easter::decl::Decl) {
Dec 05 00:58:52.295 INFO [stderr]    |                 ^^^^^ help: consider using `_image` instead
Dec 05 00:58:52.295 INFO [stderr]    |
Dec 05 00:58:52.295 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 00:58:52.295 INFO [stderr] 
Dec 05 00:58:52.295 INFO [stderr] warning: unused variable: `decl`
Dec 05 00:58:52.295 INFO [stderr]   --> src/bytecode.rs:83:36
Dec 05 00:58:52.295 INFO [stderr]    |
Dec 05 00:58:52.295 INFO [stderr] 83 | fn compile_decl(image: &mut Image, decl: easter::decl::Decl) {
Dec 05 00:58:52.295 INFO [stderr]    |                                    ^^^^ help: consider using `_decl` instead
Dec 05 00:58:52.295 INFO [stderr] 
Dec 05 00:58:52.295 INFO [stderr] warning: unused variable: `parent`
Dec 05 00:58:52.295 INFO [stderr]   --> src/vm/scope.rs:14:25
Dec 05 00:58:52.295 INFO [stderr]    |
Dec 05 00:58:52.295 INFO [stderr] 14 |     pub fn new(id: i32, parent: i32) {
Dec 05 00:58:52.295 INFO [stderr]    |                         ^^^^^^ help: consider using `_parent` instead
Dec 05 00:58:52.295 INFO [stderr] 
Dec 05 00:58:52.390 INFO [stderr] warning: method is never used: `new`
Dec 05 00:58:52.390 INFO [stderr]   --> src/vm/scope.rs:14:5
Dec 05 00:58:52.390 INFO [stderr]    |
Dec 05 00:58:52.390 INFO [stderr] 14 |     pub fn new(id: i32, parent: i32) {
Dec 05 00:58:52.390 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:58:52.390 INFO [stderr]    |
Dec 05 00:58:52.390 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 00:58:52.390 INFO [stderr] 
Dec 05 00:58:52.390 INFO [stderr] warning: variant is never constructed: `JsNull`
Dec 05 00:58:52.390 INFO [stderr]   --> src/vm/mod.rs:13:5
Dec 05 00:58:52.390 INFO [stderr]    |
Dec 05 00:58:52.390 INFO [stderr] 13 |     JsNull,
Dec 05 00:58:52.390 INFO [stderr]    |     ^^^^^^
Dec 05 00:58:52.390 INFO [stderr] 
Dec 05 00:58:52.390 INFO [stderr] warning: crate `Yukon` should have a snake case name such as `yukon`
Dec 05 00:58:52.390 INFO [stderr]   |
Dec 05 00:58:52.390 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 05 00:58:52.390 INFO [stderr] 
Dec 05 00:58:52.392 INFO [stderr] warning: variable `boolValue` should have a snake case name such as `bool_value`
Dec 05 00:58:52.392 INFO [stderr]   --> src/vm/operations.rs:52:24
Dec 05 00:58:52.393 INFO [stderr]    |
Dec 05 00:58:52.393 INFO [stderr] 52 | fn handle_eq_with_bool(boolValue: &JsValue, comparedValue: &JsValue) -> JsValue {
Dec 05 00:58:52.393 INFO [stderr]    |                        ^^^^^^^^^
Dec 05 00:58:52.393 INFO [stderr] 
Dec 05 00:58:52.393 INFO [stderr] warning: variable `comparedValue` should have a snake case name such as `compared_value`
Dec 05 00:58:52.393 INFO [stderr]   --> src/vm/operations.rs:52:45
Dec 05 00:58:52.393 INFO [stderr]    |
Dec 05 00:58:52.393 INFO [stderr] 52 | fn handle_eq_with_bool(boolValue: &JsValue, comparedValue: &JsValue) -> JsValue {
Dec 05 00:58:52.393 INFO [stderr]    |                                             ^^^^^^^^^^^^^
Dec 05 00:58:52.393 INFO [stderr] 
Dec 05 00:58:52.515 INFO [stderr] warning: unused variable: `image`
Dec 05 00:58:52.515 INFO [stderr]   --> src/bytecode.rs:83:17
Dec 05 00:58:52.515 INFO [stderr]    |
Dec 05 00:58:52.515 INFO [stderr] 83 | fn compile_decl(image: &mut Image, decl: easter::decl::Decl) {
Dec 05 00:58:52.515 INFO [stderr]    |                 ^^^^^ help: consider using `_image` instead
Dec 05 00:58:52.515 INFO [stderr]    |
Dec 05 00:58:52.515 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 00:58:52.515 INFO [stderr] 
Dec 05 00:58:52.515 INFO [stderr] warning: unused variable: `decl`
Dec 05 00:58:52.515 INFO [stderr]   --> src/bytecode.rs:83:36
Dec 05 00:58:52.515 INFO [stderr]    |
Dec 05 00:58:52.515 INFO [stderr] 83 | fn compile_decl(image: &mut Image, decl: easter::decl::Decl) {
Dec 05 00:58:52.515 INFO [stderr]    |                                    ^^^^ help: consider using `_decl` instead
Dec 05 00:58:52.515 INFO [stderr] 
Dec 05 00:58:52.515 INFO [stderr] warning: unused variable: `image`
Dec 05 00:58:52.515 INFO [stderr]   --> src/tests.rs:51:13
Dec 05 00:58:52.515 INFO [stderr]    |
Dec 05 00:58:52.515 INFO [stderr] 51 |         let image: Image;
Dec 05 00:58:52.515 INFO [stderr]    |             ^^^^^ help: consider using `_image` instead
Dec 05 00:58:52.515 INFO [stderr] 
Dec 05 00:58:52.515 INFO [stderr] warning: unused variable: `parent`
Dec 05 00:58:52.515 INFO [stderr]   --> src/vm/scope.rs:14:25
Dec 05 00:58:52.515 INFO [stderr]    |
Dec 05 00:58:52.515 INFO [stderr] 14 |     pub fn new(id: i32, parent: i32) {
Dec 05 00:58:52.515 INFO [stderr]    |                         ^^^^^^ help: consider using `_parent` instead
Dec 05 00:58:52.515 INFO [stderr] 
Dec 05 00:58:52.626 INFO [stderr] warning: function is never used: `ret_value_fmt`
Dec 05 00:58:52.626 INFO [stderr]  --> src/vm/repl.rs:5:1
Dec 05 00:58:52.626 INFO [stderr]   |
Dec 05 00:58:52.626 INFO [stderr] 5 | pub fn ret_value_fmt(val: &JsValue) -> String {
Dec 05 00:58:52.626 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:58:52.626 INFO [stderr]   |
Dec 05 00:58:52.626 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 00:58:52.626 INFO [stderr] 
Dec 05 00:58:52.626 INFO [stderr] warning: method is never used: `new`
Dec 05 00:58:52.626 INFO [stderr]   --> src/vm/scope.rs:14:5
Dec 05 00:58:52.626 INFO [stderr]    |
Dec 05 00:58:52.626 INFO [stderr] 14 |     pub fn new(id: i32, parent: i32) {
Dec 05 00:58:52.626 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:58:52.626 INFO [stderr] 
Dec 05 00:58:52.626 INFO [stderr] warning: variant is never constructed: `JsNull`
Dec 05 00:58:52.626 INFO [stderr]   --> src/vm/mod.rs:13:5
Dec 05 00:58:52.626 INFO [stderr]    |
Dec 05 00:58:52.626 INFO [stderr] 13 |     JsNull,
Dec 05 00:58:52.626 INFO [stderr]    |     ^^^^^^
Dec 05 00:58:52.626 INFO [stderr] 
Dec 05 00:58:52.627 INFO [stderr] warning: crate `Yukon` should have a snake case name such as `yukon`
Dec 05 00:58:52.627 INFO [stderr]   |
Dec 05 00:58:52.627 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 05 00:58:52.627 INFO [stderr] 
Dec 05 00:58:52.641 INFO [stderr] warning: variable `boolValue` should have a snake case name such as `bool_value`
Dec 05 00:58:52.641 INFO [stderr]   --> src/vm/operations.rs:52:24
Dec 05 00:58:52.641 INFO [stderr]    |
Dec 05 00:58:52.641 INFO [stderr] 52 | fn handle_eq_with_bool(boolValue: &JsValue, comparedValue: &JsValue) -> JsValue {
Dec 05 00:58:52.641 INFO [stderr]    |                        ^^^^^^^^^
Dec 05 00:58:52.641 INFO [stderr] 
Dec 05 00:58:52.642 INFO [stderr] warning: variable `comparedValue` should have a snake case name such as `compared_value`
Dec 05 00:58:52.642 INFO [stderr]   --> src/vm/operations.rs:52:45
Dec 05 00:58:52.642 INFO [stderr]    |
Dec 05 00:58:52.642 INFO [stderr] 52 | fn handle_eq_with_bool(boolValue: &JsValue, comparedValue: &JsValue) -> JsValue {
Dec 05 00:58:52.642 INFO [stderr]    |                                             ^^^^^^^^^^^^^
Dec 05 00:58:52.642 INFO [stderr] 
Dec 05 00:58:52.682 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.05s
Dec 05 00:58:52.687 INFO [stderr] su: No module specific data is present
Dec 05 00:58:53.254 INFO running `"docker" "inspect" "f5d05ca8deb5d7adfa6a86260491e002660d893dc79c2109bfa8a6772d2ca60f"`
Dec 05 00:58:53.469 INFO running `"docker" "rm" "-f" "f5d05ca8deb5d7adfa6a86260491e002660d893dc79c2109bfa8a6772d2ca60f"`
Dec 05 00:58:53.657 INFO [stdout] f5d05ca8deb5d7adfa6a86260491e002660d893dc79c2109bfa8a6772d2ca60f