Nov 17 03:14:42.220 INFO testing exceptional-lang/exceptional against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 03:14:42.220 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-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 17 03:14:42.397 INFO [stdout] 3ad3b48460e519687f4e4f96968e31fcebaa7dbc590eed966ac0a5307eb092fa
Nov 17 03:14:42.399 INFO running `"docker" "start" "-a" "3ad3b48460e519687f4e4f96968e31fcebaa7dbc590eed966ac0a5307eb092fa"`
Nov 17 03:14:42.881 INFO [stderr] usermod: no changes
Nov 17 03:14:42.946 INFO [stderr]    Compiling num-complex v0.1.38
Nov 17 03:14:42.946 INFO [stderr]    Compiling peg v0.4.0
Nov 17 03:14:42.946 INFO [stderr]    Compiling fern v0.4.0
Nov 17 03:14:42.948 INFO [stderr]    Compiling num-bigint v0.1.39
Nov 17 03:14:44.644 INFO [stderr]    Compiling num-rational v0.1.38
Nov 17 03:14:45.539 INFO [stderr]    Compiling exceptional v0.1.0 (/source)
Nov 17 03:14:46.507 INFO [stderr]    Compiling num v0.1.39
Nov 17 03:14:47.643 INFO [stderr] warning: unused import: `Shutdown`
Nov 17 03:14:47.643 INFO [stderr]   --> src/native.rs:14:16
Nov 17 03:14:47.643 INFO [stderr]    |
Nov 17 03:14:47.643 INFO [stderr] 14 | use std::net::{Shutdown, TcpListener, TcpStream};
Nov 17 03:14:47.643 INFO [stderr]    |                ^^^^^^^^
Nov 17 03:14:47.643 INFO [stderr]    |
Nov 17 03:14:47.643 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 17 03:14:47.643 INFO [stderr] 
Nov 17 03:14:47.643 INFO [stderr] warning: unused import: `std::fs`
Nov 17 03:14:47.643 INFO [stderr]  --> src/vm.rs:9:5
Nov 17 03:14:47.643 INFO [stderr]   |
Nov 17 03:14:47.643 INFO [stderr] 9 | use std::fs;
Nov 17 03:14:47.643 INFO [stderr]   |     ^^^^^^^
Nov 17 03:14:47.643 INFO [stderr] 
Nov 17 03:14:47.643 INFO [stderr] warning: unused import: `std::fs::File`
Nov 17 03:14:47.643 INFO [stderr]   --> src/vm.rs:10:5
Nov 17 03:14:47.643 INFO [stderr]    |
Nov 17 03:14:47.643 INFO [stderr] 10 | use std::fs::File;
Nov 17 03:14:47.643 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 17 03:14:47.643 INFO [stderr] 
Nov 17 03:14:47.643 INFO [stderr] warning: unused import: `std::io::Write`
Nov 17 03:14:47.643 INFO [stderr]   --> src/vm.rs:11:5
Nov 17 03:14:47.643 INFO [stderr]    |
Nov 17 03:14:47.643 INFO [stderr] 11 | use std::io::Write;
Nov 17 03:14:47.643 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 17 03:14:47.643 INFO [stderr] 
Nov 17 03:14:48.655 INFO [stderr] warning: method is never used: `blank`
Nov 17 03:14:48.655 INFO [stderr]   --> src/closure.rs:20:5
Nov 17 03:14:48.655 INFO [stderr]    |
Nov 17 03:14:48.655 INFO [stderr] 20 |     pub fn blank() -> Closure {
Nov 17 03:14:48.655 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 03:14:48.655 INFO [stderr]    |
Nov 17 03:14:48.655 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 17 03:14:48.655 INFO [stderr] 
Nov 17 03:14:48.655 INFO [stderr] warning: variant is never constructed: `File`
Nov 17 03:14:48.655 INFO [stderr]   --> src/native.rs:23:5
Nov 17 03:14:48.655 INFO [stderr]    |
Nov 17 03:14:48.655 INFO [stderr] 23 |     File(File),
Nov 17 03:14:48.655 INFO [stderr]    |     ^^^^^^^^^^
Nov 17 03:14:48.655 INFO [stderr] 
Nov 17 03:14:48.655 INFO [stderr] warning: method is never used: `empty`
Nov 17 03:14:48.656 INFO [stderr]   --> src/vm.rs:60:5
Nov 17 03:14:48.656 INFO [stderr]    |
Nov 17 03:14:48.656 INFO [stderr] 60 |     pub fn empty() -> Vm {
Nov 17 03:14:48.656 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Nov 17 03:14:48.656 INFO [stderr] 
Nov 17 03:14:48.656 INFO [stderr] warning: method is never used: `pop`
Nov 17 03:14:48.656 INFO [stderr]    --> src/vm.rs:251:5
Nov 17 03:14:48.656 INFO [stderr]     |
Nov 17 03:14:48.656 INFO [stderr] 251 |     pub fn pop(&mut self) -> Option<Value> {
Nov 17 03:14:48.656 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 03:14:48.656 INFO [stderr] 
Nov 17 03:14:48.656 INFO [stderr] warning: method is never used: `local_assign`
Nov 17 03:14:48.656 INFO [stderr]    --> src/vm.rs:259:5
Nov 17 03:14:48.656 INFO [stderr]     |
Nov 17 03:14:48.656 INFO [stderr] 259 |     pub fn local_assign(&mut self, name: &String, value: Value) {
Nov 17 03:14:48.656 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 03:14:48.656 INFO [stderr] 
Nov 17 03:14:51.949 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.05s
Nov 17 03:14:51.955 INFO [stderr] su: No module specific data is present
Nov 17 03:14:52.290 INFO running `"docker" "inspect" "3ad3b48460e519687f4e4f96968e31fcebaa7dbc590eed966ac0a5307eb092fa"`
Nov 17 03:14:52.414 INFO running `"docker" "rm" "-f" "3ad3b48460e519687f4e4f96968e31fcebaa7dbc590eed966ac0a5307eb092fa"`
Nov 17 03:14:52.524 INFO [stdout] 3ad3b48460e519687f4e4f96968e31fcebaa7dbc590eed966ac0a5307eb092fa
Nov 17 03:14:52.535 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-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 17 03:14:52.776 INFO [stdout] 441960a58713b194db2ed7a85ef04455c70ece30d98becae4a6227d4cded7bcf
Nov 17 03:14:52.787 INFO running `"docker" "start" "-a" "441960a58713b194db2ed7a85ef04455c70ece30d98becae4a6227d4cded7bcf"`
Nov 17 03:14:53.440 INFO [stderr] usermod: no changes
Nov 17 03:14:53.551 INFO [stderr]    Compiling exceptional v0.1.0 (/source)
Nov 17 03:14:54.596 INFO [stderr] warning: unused import: `std::io::Write`
Nov 17 03:14:54.596 INFO [stderr]   --> src/vm.rs:11:5
Nov 17 03:14:54.597 INFO [stderr]    |
Nov 17 03:14:54.597 INFO [stderr] 11 | use std::io::Write;
Nov 17 03:14:54.597 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 17 03:14:54.597 INFO [stderr]    |
Nov 17 03:14:54.598 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 17 03:14:54.598 INFO [stderr] 
Nov 17 03:14:56.679 INFO [stderr] warning: variant is never constructed: `File`
Nov 17 03:14:56.679 INFO [stderr]   --> src/native.rs:23:5
Nov 17 03:14:56.679 INFO [stderr]    |
Nov 17 03:14:56.679 INFO [stderr] 23 |     File(File),
Nov 17 03:14:56.679 INFO [stderr]    |     ^^^^^^^^^^
Nov 17 03:14:56.679 INFO [stderr]    |
Nov 17 03:14:56.679 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 17 03:14:56.679 INFO [stderr] 
Nov 17 03:15:01.397 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.92s
Nov 17 03:15:01.411 INFO [stderr] su: No module specific data is present
Nov 17 03:15:02.169 INFO running `"docker" "inspect" "441960a58713b194db2ed7a85ef04455c70ece30d98becae4a6227d4cded7bcf"`
Nov 17 03:15:02.513 INFO running `"docker" "rm" "-f" "441960a58713b194db2ed7a85ef04455c70ece30d98becae4a6227d4cded7bcf"`
Nov 17 03:15:02.855 INFO [stdout] 441960a58713b194db2ed7a85ef04455c70ece30d98becae4a6227d4cded7bcf