Nov 28 13:55:37.437 INFO checking DillonJettCallis/rustLetLang against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 13:55:37.438 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 13:55:37.998 INFO [stdout] 314acfbaf25d12d64120cec48ceea8f1dbe77d6a675ec33b5f8c9b34a5caf567
Nov 28 13:55:37.998 INFO running `"docker" "start" "-a" "314acfbaf25d12d64120cec48ceea8f1dbe77d6a675ec33b5f8c9b34a5caf567"`
Nov 28 13:55:39.568 INFO [stderr] usermod: no changes
Nov 28 13:55:39.636 INFO [stderr]     Checking simple-error v0.1.11
Nov 28 13:55:40.084 INFO [stderr]     Checking rust_let_lang v0.1.0 (/source)
Nov 28 13:55:40.889 INFO [stderr] warning: unused variable: `raw_shape`
Nov 28 13:55:40.889 INFO [stderr]   --> src/typechecker.rs:69:30
Nov 28 13:55:40.889 INFO [stderr]    |
Nov 28 13:55:40.890 INFO [stderr] 69 |     Expression::Block{shape: raw_shape, loc, body: raw_body} => {
Nov 28 13:55:40.890 INFO [stderr]    |                              ^^^^^^^^^ help: consider using `_raw_shape` instead
Nov 28 13:55:40.890 INFO [stderr]    |
Nov 28 13:55:40.890 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 13:55:40.891 INFO [stderr] 
Nov 28 13:55:40.891 INFO [stderr] warning: unused variable: `raw_shape`
Nov 28 13:55:40.891 INFO [stderr]    --> src/typechecker.rs:108:33
Nov 28 13:55:40.891 INFO [stderr]     |
Nov 28 13:55:40.892 INFO [stderr] 108 |     Expression::Variable{shape: raw_shape, loc, id} => {
Nov 28 13:55:40.892 INFO [stderr]     |                                 ^^^^^^^^^ help: consider using `_raw_shape` instead
Nov 28 13:55:40.892 INFO [stderr] 
Nov 28 13:55:40.892 INFO [stderr] warning: unused variable: `shape`
Nov 28 13:55:40.893 INFO [stderr]    --> src/typechecker.rs:171:43
Nov 28 13:55:40.893 INFO [stderr]     |
Nov 28 13:55:40.893 INFO [stderr] 171 |   if let Expression::FunctionDeclaration {shape, loc, id, ..} = ex {
Nov 28 13:55:40.893 INFO [stderr]     |                                           ^^^^^ help: try ignoring the field: `shape: _`
Nov 28 13:55:40.894 INFO [stderr] 
Nov 28 13:55:40.976 INFO [stderr] warning: method is never used: `prev`
Nov 28 13:55:40.976 INFO [stderr]    --> src/parser.rs:232:3
Nov 28 13:55:40.976 INFO [stderr]     |
Nov 28 13:55:40.976 INFO [stderr] 232 |   fn prev(&mut self) {
Nov 28 13:55:40.976 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^
Nov 28 13:55:40.976 INFO [stderr]     |
Nov 28 13:55:40.976 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 28 13:55:40.976 INFO [stderr] 
Nov 28 13:55:40.976 INFO [stderr] warning: variant is never constructed: `String`
Nov 28 13:55:40.976 INFO [stderr]    --> src/parser.rs:312:3
Nov 28 13:55:40.976 INFO [stderr]     |
Nov 28 13:55:40.976 INFO [stderr] 312 |   String,
Nov 28 13:55:40.976 INFO [stderr]     |   ^^^^^^
Nov 28 13:55:40.976 INFO [stderr] 
Nov 28 13:55:41.104 INFO [stderr] warning: unused variable: `raw_shape`
Nov 28 13:55:41.104 INFO [stderr]   --> src/typechecker.rs:69:30
Nov 28 13:55:41.104 INFO [stderr]    |
Nov 28 13:55:41.104 INFO [stderr] 69 |     Expression::Block{shape: raw_shape, loc, body: raw_body} => {
Nov 28 13:55:41.104 INFO [stderr]    |                              ^^^^^^^^^ help: consider using `_raw_shape` instead
Nov 28 13:55:41.104 INFO [stderr]    |
Nov 28 13:55:41.104 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 13:55:41.104 INFO [stderr] 
Nov 28 13:55:41.104 INFO [stderr] warning: unused variable: `raw_shape`
Nov 28 13:55:41.104 INFO [stderr]    --> src/typechecker.rs:108:33
Nov 28 13:55:41.104 INFO [stderr]     |
Nov 28 13:55:41.104 INFO [stderr] 108 |     Expression::Variable{shape: raw_shape, loc, id} => {
Nov 28 13:55:41.104 INFO [stderr]     |                                 ^^^^^^^^^ help: consider using `_raw_shape` instead
Nov 28 13:55:41.104 INFO [stderr] 
Nov 28 13:55:41.104 INFO [stderr] warning: unused variable: `shape`
Nov 28 13:55:41.104 INFO [stderr]    --> src/typechecker.rs:171:43
Nov 28 13:55:41.104 INFO [stderr]     |
Nov 28 13:55:41.104 INFO [stderr] 171 |   if let Expression::FunctionDeclaration {shape, loc, id, ..} = ex {
Nov 28 13:55:41.104 INFO [stderr]     |                                           ^^^^^ help: try ignoring the field: `shape: _`
Nov 28 13:55:41.104 INFO [stderr] 
Nov 28 13:55:41.176 INFO [stderr] warning: method is never used: `prev`
Nov 28 13:55:41.176 INFO [stderr]    --> src/parser.rs:232:3
Nov 28 13:55:41.176 INFO [stderr]     |
Nov 28 13:55:41.176 INFO [stderr] 232 |   fn prev(&mut self) {
Nov 28 13:55:41.176 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^
Nov 28 13:55:41.176 INFO [stderr]     |
Nov 28 13:55:41.176 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 28 13:55:41.176 INFO [stderr] 
Nov 28 13:55:41.176 INFO [stderr] warning: variant is never constructed: `String`
Nov 28 13:55:41.176 INFO [stderr]    --> src/parser.rs:312:3
Nov 28 13:55:41.176 INFO [stderr]     |
Nov 28 13:55:41.176 INFO [stderr] 312 |   String,
Nov 28 13:55:41.176 INFO [stderr]     |   ^^^^^^
Nov 28 13:55:41.176 INFO [stderr] 
Nov 28 13:55:41.192 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
Nov 28 13:55:41.195 INFO [stderr] su: No module specific data is present
Nov 28 13:55:42.392 INFO running `"docker" "inspect" "314acfbaf25d12d64120cec48ceea8f1dbe77d6a675ec33b5f8c9b34a5caf567"`
Nov 28 13:55:42.764 INFO running `"docker" "rm" "-f" "314acfbaf25d12d64120cec48ceea8f1dbe77d6a675ec33b5f8c9b34a5caf567"`
Nov 28 13:55:43.042 INFO [stdout] 314acfbaf25d12d64120cec48ceea8f1dbe77d6a675ec33b5f8c9b34a5caf567