Nov 28 14:34:31.736 INFO checking AntonioCarta/dragon_compiler against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 14:34:31.736 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 14:34:31.937 INFO [stdout] 9fe8f8e9833bd79e27493c64380862823dd9e5b5d3194698e2c2621804f37c9b
Nov 28 14:34:31.937 INFO running `"docker" "start" "-a" "9fe8f8e9833bd79e27493c64380862823dd9e5b5d3194698e2c2621804f37c9b"`
Nov 28 14:34:32.520 INFO [stderr] usermod: no changes
Nov 28 14:34:32.559 INFO [stderr]     Checking mini_compiler v0.1.0 (/source)
Nov 28 14:34:32.963 INFO [stderr] warning: unused imports: `AddressMode`, `Address`
Nov 28 14:34:32.963 INFO [stderr]  --> src/interpreter.rs:1:30
Nov 28 14:34:32.963 INFO [stderr]   |
Nov 28 14:34:32.963 INFO [stderr] 1 | use code_generator::{OpCode, AddressMode, AddressCode, Address, IntermediateRepresentation};
Nov 28 14:34:32.963 INFO [stderr]   |                              ^^^^^^^^^^^               ^^^^^^^
Nov 28 14:34:32.963 INFO [stderr]   |
Nov 28 14:34:32.963 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 14:34:32.963 INFO [stderr] 
Nov 28 14:34:33.123 INFO [stderr] warning: unused import: `Scanner`
Nov 28 14:34:33.123 INFO [stderr]  --> src/test/lexer_test.rs:4:13
Nov 28 14:34:33.124 INFO [stderr]   |
Nov 28 14:34:33.124 INFO [stderr] 4 | use lexer::{Scanner};
Nov 28 14:34:33.124 INFO [stderr]   |             ^^^^^^^
Nov 28 14:34:33.125 INFO [stderr]   |
Nov 28 14:34:33.125 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 14:34:33.125 INFO [stderr] 
Nov 28 14:34:33.125 INFO [stderr] warning: unused imports: `AddressMode`, `Address`
Nov 28 14:34:33.126 INFO [stderr]  --> src/interpreter.rs:1:30
Nov 28 14:34:33.126 INFO [stderr]   |
Nov 28 14:34:33.126 INFO [stderr] 1 | use code_generator::{OpCode, AddressMode, AddressCode, Address, IntermediateRepresentation};
Nov 28 14:34:33.126 INFO [stderr]   |                              ^^^^^^^^^^^               ^^^^^^^
Nov 28 14:34:33.127 INFO [stderr] 
Nov 28 14:34:33.336 INFO [stderr] warning: method is never used: `new`
Nov 28 14:34:33.336 INFO [stderr]    --> src/lexer.rs:148:5
Nov 28 14:34:33.337 INFO [stderr]     |
Nov 28 14:34:33.337 INFO [stderr] 148 |     pub fn new() -> Scanner {
Nov 28 14:34:33.337 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:34:33.338 INFO [stderr]     |
Nov 28 14:34:33.338 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 28 14:34:33.338 INFO [stderr] 
Nov 28 14:34:33.339 INFO [stderr] warning: field is never used: `id`
Nov 28 14:34:33.339 INFO [stderr]   --> src/code_generator.rs:59:9
Nov 28 14:34:33.339 INFO [stderr]    |
Nov 28 14:34:33.340 INFO [stderr] 59 |         id  : i32,
Nov 28 14:34:33.340 INFO [stderr]    |         ^^^^^^^^^
Nov 28 14:34:33.340 INFO [stderr] 
Nov 28 14:34:33.341 INFO [stderr] warning: field is never used: `stack`
Nov 28 14:34:33.341 INFO [stderr]  --> src/interpreter.rs:5:5
Nov 28 14:34:33.341 INFO [stderr]   |
Nov 28 14:34:33.342 INFO [stderr] 5 |     stack     : Vec<i32>,
Nov 28 14:34:33.342 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Nov 28 14:34:33.342 INFO [stderr] 
Nov 28 14:34:33.616 INFO [stderr] warning: method is never used: `new`
Nov 28 14:34:33.616 INFO [stderr]    --> src/lexer.rs:148:5
Nov 28 14:34:33.616 INFO [stderr]     |
Nov 28 14:34:33.616 INFO [stderr] 148 |     pub fn new() -> Scanner {
Nov 28 14:34:33.616 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:34:33.616 INFO [stderr]     |
Nov 28 14:34:33.616 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 28 14:34:33.616 INFO [stderr] 
Nov 28 14:34:33.616 INFO [stderr] warning: type alias is never used: `SAst`
Nov 28 14:34:33.616 INFO [stderr]  --> src/test/parser_test.rs:9:5
Nov 28 14:34:33.616 INFO [stderr]   |
Nov 28 14:34:33.616 INFO [stderr] 9 |     type SAst = Box<S>;
Nov 28 14:34:33.616 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 28 14:34:33.616 INFO [stderr] 
Nov 28 14:34:33.616 INFO [stderr] warning: function is never used: `add`
Nov 28 14:34:33.616 INFO [stderr]   --> src/test/parser_test.rs:52:5
Nov 28 14:34:33.617 INFO [stderr]    |
Nov 28 14:34:33.617 INFO [stderr] 52 |     fn add(e1 : NAst, e2 : NAst) -> NAst { nbox(N::Add(e1, e2)) }
Nov 28 14:34:33.617 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 14:34:33.617 INFO [stderr] 
Nov 28 14:34:33.617 INFO [stderr] warning: field is never used: `id`
Nov 28 14:34:33.617 INFO [stderr]   --> src/code_generator.rs:59:9
Nov 28 14:34:33.617 INFO [stderr]    |
Nov 28 14:34:33.617 INFO [stderr] 59 |         id  : i32,
Nov 28 14:34:33.617 INFO [stderr]    |         ^^^^^^^^^
Nov 28 14:34:33.617 INFO [stderr] 
Nov 28 14:34:33.617 INFO [stderr] warning: field is never used: `stack`
Nov 28 14:34:33.617 INFO [stderr]  --> src/interpreter.rs:5:5
Nov 28 14:34:33.617 INFO [stderr]   |
Nov 28 14:34:33.617 INFO [stderr] 5 |     stack     : Vec<i32>,
Nov 28 14:34:33.617 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Nov 28 14:34:33.617 INFO [stderr] 
Nov 28 14:34:33.648 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
Nov 28 14:34:33.650 INFO [stderr] su: No module specific data is present
Nov 28 14:34:34.037 INFO running `"docker" "inspect" "9fe8f8e9833bd79e27493c64380862823dd9e5b5d3194698e2c2621804f37c9b"`
Nov 28 14:34:34.341 INFO running `"docker" "rm" "-f" "9fe8f8e9833bd79e27493c64380862823dd9e5b5d3194698e2c2621804f37c9b"`
Nov 28 14:34:34.544 INFO [stdout] 9fe8f8e9833bd79e27493c64380862823dd9e5b5d3194698e2c2621804f37c9b