Dec 05 02:49:09.348 INFO checking DillonJettCallis/rustLetLang against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 02:49:09.348 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 02:49:09.698 INFO [stdout] e6bb73e0eb40c16b0c15016d49c9c2f3f0aa361ba5e9fb87c26e2683fbd59edd
Dec 05 02:49:09.700 INFO running `"docker" "start" "-a" "e6bb73e0eb40c16b0c15016d49c9c2f3f0aa361ba5e9fb87c26e2683fbd59edd"`
Dec 05 02:49:10.795 INFO [stderr] usermod: no changes
Dec 05 02:49:10.855 INFO [stderr]     Checking rust_let_lang v0.1.0 (/source)
Dec 05 02:49:11.618 INFO [stderr] warning: unused variable: `raw_shape`
Dec 05 02:49:11.618 INFO [stderr]   --> src/typechecker.rs:69:30
Dec 05 02:49:11.618 INFO [stderr]    |
Dec 05 02:49:11.618 INFO [stderr] 69 |     Expression::Block{shape: raw_shape, loc, body: raw_body} => {
Dec 05 02:49:11.618 INFO [stderr]    |                              ^^^^^^^^^ help: consider using `_raw_shape` instead
Dec 05 02:49:11.618 INFO [stderr]    |
Dec 05 02:49:11.618 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 02:49:11.618 INFO [stderr] 
Dec 05 02:49:11.618 INFO [stderr] warning: unused variable: `raw_shape`
Dec 05 02:49:11.618 INFO [stderr]    --> src/typechecker.rs:108:33
Dec 05 02:49:11.618 INFO [stderr]     |
Dec 05 02:49:11.618 INFO [stderr] 108 |     Expression::Variable{shape: raw_shape, loc, id} => {
Dec 05 02:49:11.618 INFO [stderr]     |                                 ^^^^^^^^^ help: consider using `_raw_shape` instead
Dec 05 02:49:11.618 INFO [stderr] 
Dec 05 02:49:11.618 INFO [stderr] warning: unused variable: `shape`
Dec 05 02:49:11.618 INFO [stderr]    --> src/typechecker.rs:171:43
Dec 05 02:49:11.618 INFO [stderr]     |
Dec 05 02:49:11.618 INFO [stderr] 171 |   if let Expression::FunctionDeclaration {shape, loc, id, ..} = ex {
Dec 05 02:49:11.618 INFO [stderr]     |                                           ^^^^^ help: try ignoring the field: `shape: _`
Dec 05 02:49:11.618 INFO [stderr] 
Dec 05 02:49:11.751 INFO [stderr] warning: method is never used: `prev`
Dec 05 02:49:11.751 INFO [stderr]    --> src/parser.rs:232:3
Dec 05 02:49:11.751 INFO [stderr]     |
Dec 05 02:49:11.751 INFO [stderr] 232 |   fn prev(&mut self) {
Dec 05 02:49:11.751 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^
Dec 05 02:49:11.751 INFO [stderr]     |
Dec 05 02:49:11.751 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 05 02:49:11.751 INFO [stderr] 
Dec 05 02:49:11.751 INFO [stderr] warning: variant is never constructed: `String`
Dec 05 02:49:11.751 INFO [stderr]    --> src/parser.rs:312:3
Dec 05 02:49:11.751 INFO [stderr]     |
Dec 05 02:49:11.751 INFO [stderr] 312 |   String,
Dec 05 02:49:11.751 INFO [stderr]     |   ^^^^^^
Dec 05 02:49:11.751 INFO [stderr] 
Dec 05 02:49:11.813 INFO [stderr] warning: unused variable: `raw_shape`
Dec 05 02:49:11.814 INFO [stderr]   --> src/typechecker.rs:69:30
Dec 05 02:49:11.814 INFO [stderr]    |
Dec 05 02:49:11.814 INFO [stderr] 69 |     Expression::Block{shape: raw_shape, loc, body: raw_body} => {
Dec 05 02:49:11.814 INFO [stderr]    |                              ^^^^^^^^^ help: consider using `_raw_shape` instead
Dec 05 02:49:11.815 INFO [stderr]    |
Dec 05 02:49:11.815 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 02:49:11.815 INFO [stderr] 
Dec 05 02:49:11.816 INFO [stderr] warning: unused variable: `raw_shape`
Dec 05 02:49:11.816 INFO [stderr]    --> src/typechecker.rs:108:33
Dec 05 02:49:11.816 INFO [stderr]     |
Dec 05 02:49:11.816 INFO [stderr] 108 |     Expression::Variable{shape: raw_shape, loc, id} => {
Dec 05 02:49:11.817 INFO [stderr]     |                                 ^^^^^^^^^ help: consider using `_raw_shape` instead
Dec 05 02:49:11.817 INFO [stderr] 
Dec 05 02:49:11.817 INFO [stderr] warning: unused variable: `shape`
Dec 05 02:49:11.818 INFO [stderr]    --> src/typechecker.rs:171:43
Dec 05 02:49:11.818 INFO [stderr]     |
Dec 05 02:49:11.818 INFO [stderr] 171 |   if let Expression::FunctionDeclaration {shape, loc, id, ..} = ex {
Dec 05 02:49:11.818 INFO [stderr]     |                                           ^^^^^ help: try ignoring the field: `shape: _`
Dec 05 02:49:11.819 INFO [stderr] 
Dec 05 02:49:11.891 INFO [stderr] warning: method is never used: `prev`
Dec 05 02:49:11.892 INFO [stderr]    --> src/parser.rs:232:3
Dec 05 02:49:11.892 INFO [stderr]     |
Dec 05 02:49:11.892 INFO [stderr] 232 |   fn prev(&mut self) {
Dec 05 02:49:11.892 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^
Dec 05 02:49:11.893 INFO [stderr]     |
Dec 05 02:49:11.893 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 05 02:49:11.893 INFO [stderr] 
Dec 05 02:49:11.893 INFO [stderr] warning: variant is never constructed: `String`
Dec 05 02:49:11.894 INFO [stderr]    --> src/parser.rs:312:3
Dec 05 02:49:11.894 INFO [stderr]     |
Dec 05 02:49:11.894 INFO [stderr] 312 |   String,
Dec 05 02:49:11.894 INFO [stderr]     |   ^^^^^^
Dec 05 02:49:11.895 INFO [stderr] 
Dec 05 02:49:11.930 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
Dec 05 02:49:11.933 INFO [stderr] su: No module specific data is present
Dec 05 02:49:12.935 INFO running `"docker" "inspect" "e6bb73e0eb40c16b0c15016d49c9c2f3f0aa361ba5e9fb87c26e2683fbd59edd"`
Dec 05 02:49:13.336 INFO running `"docker" "rm" "-f" "e6bb73e0eb40c16b0c15016d49c9c2f3f0aa361ba5e9fb87c26e2683fbd59edd"`
Dec 05 02:49:13.607 INFO [stdout] e6bb73e0eb40c16b0c15016d49c9c2f3f0aa361ba5e9fb87c26e2683fbd59edd