Nov 30 03:12:47.847 INFO checking exceptional-lang/exceptional against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 03:12:47.848 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 30 03:12:48.272 INFO [stdout] ecff821c9950008ca233494cefd395ad7b39b4cdf314e1601f69598063fde7e4
Nov 30 03:12:48.280 INFO running `"docker" "start" "-a" "ecff821c9950008ca233494cefd395ad7b39b4cdf314e1601f69598063fde7e4"`
Nov 30 03:12:49.258 INFO [stderr] usermod: no changes
Nov 30 03:12:49.420 INFO [stderr]    Compiling peg v0.4.0
Nov 30 03:12:49.425 INFO [stderr]     Checking fern v0.4.0
Nov 30 03:12:52.652 INFO [stderr]    Compiling exceptional v0.1.0 (/source)
Nov 30 03:12:54.818 INFO [stderr] warning: unused import: `Shutdown`
Nov 30 03:12:54.818 INFO [stderr]   --> src/native.rs:14:16
Nov 30 03:12:54.820 INFO [stderr]    |
Nov 30 03:12:54.820 INFO [stderr] 14 | use std::net::{Shutdown, TcpListener, TcpStream};
Nov 30 03:12:54.820 INFO [stderr]    |                ^^^^^^^^
Nov 30 03:12:54.820 INFO [stderr]    |
Nov 30 03:12:54.820 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 03:12:54.820 INFO [stderr] 
Nov 30 03:12:54.820 INFO [stderr] warning: unused import: `std::fs`
Nov 30 03:12:54.820 INFO [stderr]  --> src/vm.rs:9:5
Nov 30 03:12:54.820 INFO [stderr]   |
Nov 30 03:12:54.820 INFO [stderr] 9 | use std::fs;
Nov 30 03:12:54.820 INFO [stderr]   |     ^^^^^^^
Nov 30 03:12:54.820 INFO [stderr] 
Nov 30 03:12:54.820 INFO [stderr] warning: unused import: `std::fs::File`
Nov 30 03:12:54.820 INFO [stderr]   --> src/vm.rs:10:5
Nov 30 03:12:54.820 INFO [stderr]    |
Nov 30 03:12:54.820 INFO [stderr] 10 | use std::fs::File;
Nov 30 03:12:54.820 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 30 03:12:54.820 INFO [stderr] 
Nov 30 03:12:54.820 INFO [stderr] warning: unused import: `std::io::Write`
Nov 30 03:12:54.820 INFO [stderr]   --> src/vm.rs:11:5
Nov 30 03:12:54.820 INFO [stderr]    |
Nov 30 03:12:54.820 INFO [stderr] 11 | use std::io::Write;
Nov 30 03:12:54.820 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 30 03:12:54.820 INFO [stderr] 
Nov 30 03:12:55.053 INFO [stderr] warning: unused import: `std::io::Write`
Nov 30 03:12:55.053 INFO [stderr]   --> src/vm.rs:11:5
Nov 30 03:12:55.053 INFO [stderr]    |
Nov 30 03:12:55.053 INFO [stderr] 11 | use std::io::Write;
Nov 30 03:12:55.053 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 30 03:12:55.053 INFO [stderr]    |
Nov 30 03:12:55.053 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 03:12:55.053 INFO [stderr] 
Nov 30 03:12:56.241 INFO [stderr] warning: method is never used: `blank`
Nov 30 03:12:56.241 INFO [stderr]   --> src/closure.rs:20:5
Nov 30 03:12:56.241 INFO [stderr]    |
Nov 30 03:12:56.241 INFO [stderr] 20 |     pub fn blank() -> Closure {
Nov 30 03:12:56.241 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 03:12:56.241 INFO [stderr]    |
Nov 30 03:12:56.241 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 03:12:56.241 INFO [stderr] 
Nov 30 03:12:56.241 INFO [stderr] warning: variant is never constructed: `File`
Nov 30 03:12:56.241 INFO [stderr]   --> src/native.rs:23:5
Nov 30 03:12:56.241 INFO [stderr]    |
Nov 30 03:12:56.241 INFO [stderr] 23 |     File(File),
Nov 30 03:12:56.241 INFO [stderr]    |     ^^^^^^^^^^
Nov 30 03:12:56.241 INFO [stderr] 
Nov 30 03:12:56.241 INFO [stderr] warning: method is never used: `empty`
Nov 30 03:12:56.241 INFO [stderr]   --> src/vm.rs:60:5
Nov 30 03:12:56.241 INFO [stderr]    |
Nov 30 03:12:56.241 INFO [stderr] 60 |     pub fn empty() -> Vm {
Nov 30 03:12:56.241 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Nov 30 03:12:56.241 INFO [stderr] 
Nov 30 03:12:56.241 INFO [stderr] warning: method is never used: `pop`
Nov 30 03:12:56.241 INFO [stderr]    --> src/vm.rs:251:5
Nov 30 03:12:56.241 INFO [stderr]     |
Nov 30 03:12:56.241 INFO [stderr] 251 |     pub fn pop(&mut self) -> Option<Value> {
Nov 30 03:12:56.241 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 03:12:56.241 INFO [stderr] 
Nov 30 03:12:56.241 INFO [stderr] warning: method is never used: `local_assign`
Nov 30 03:12:56.241 INFO [stderr]    --> src/vm.rs:259:5
Nov 30 03:12:56.241 INFO [stderr]     |
Nov 30 03:12:56.241 INFO [stderr] 259 |     pub fn local_assign(&mut self, name: &String, value: Value) {
Nov 30 03:12:56.241 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 03:12:56.241 INFO [stderr] 
Nov 30 03:12:57.300 INFO [stderr] warning: variant is never constructed: `File`
Nov 30 03:12:57.300 INFO [stderr]   --> src/native.rs:23:5
Nov 30 03:12:57.300 INFO [stderr]    |
Nov 30 03:12:57.300 INFO [stderr] 23 |     File(File),
Nov 30 03:12:57.300 INFO [stderr]    |     ^^^^^^^^^^
Nov 30 03:12:57.300 INFO [stderr]    |
Nov 30 03:12:57.300 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 03:12:57.300 INFO [stderr] 
Nov 30 03:12:57.416 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.12s
Nov 30 03:12:57.420 INFO [stderr] su: No module specific data is present
Nov 30 03:12:57.978 INFO running `"docker" "inspect" "ecff821c9950008ca233494cefd395ad7b39b4cdf314e1601f69598063fde7e4"`
Nov 30 03:12:58.276 INFO running `"docker" "rm" "-f" "ecff821c9950008ca233494cefd395ad7b39b4cdf314e1601f69598063fde7e4"`
Nov 30 03:12:58.584 INFO [stdout] ecff821c9950008ca233494cefd395ad7b39b4cdf314e1601f69598063fde7e4