Oct 13 05:01:45.761 INFO checking DillonJettCallis/rustLetLang against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 05:01:45.761 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 05:01:46.131 INFO blam! 8cbbe131d4d26593e581c025bd1aced928d34438a78603897b9945a0a7e69316
Oct 13 05:01:46.152 INFO running `"docker" "start" "-a" "8cbbe131d4d26593e581c025bd1aced928d34438a78603897b9945a0a7e69316"`
Oct 13 05:01:47.531 INFO kablam! usermod: no changes
Oct 13 05:01:47.592 INFO kablam!     Checking simple-error v0.1.11
Oct 13 05:01:48.168 INFO kablam!     Checking rust_let_lang v0.1.0 (/source)
Oct 13 05:01:48.968 INFO kablam! warning: unused variable: `raw_shape`
Oct 13 05:01:48.968 INFO kablam!   --> src/typechecker.rs:69:30
Oct 13 05:01:48.968 INFO kablam!    |
Oct 13 05:01:48.968 INFO kablam! 69 |     Expression::Block{shape: raw_shape, loc, body: raw_body} => {
Oct 13 05:01:48.968 INFO kablam!    |                              ^^^^^^^^^ help: consider using `_raw_shape` instead
Oct 13 05:01:48.968 INFO kablam!    |
Oct 13 05:01:48.968 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 05:01:48.968 INFO kablam! 
Oct 13 05:01:48.968 INFO kablam! warning: unused variable: `raw_shape`
Oct 13 05:01:48.968 INFO kablam!    --> src/typechecker.rs:108:33
Oct 13 05:01:48.968 INFO kablam!     |
Oct 13 05:01:48.968 INFO kablam! 108 |     Expression::Variable{shape: raw_shape, loc, id} => {
Oct 13 05:01:48.968 INFO kablam!     |                                 ^^^^^^^^^ help: consider using `_raw_shape` instead
Oct 13 05:01:48.968 INFO kablam! 
Oct 13 05:01:48.968 INFO kablam! warning: unused variable: `shape`
Oct 13 05:01:48.968 INFO kablam!    --> src/typechecker.rs:171:43
Oct 13 05:01:48.968 INFO kablam!     |
Oct 13 05:01:48.968 INFO kablam! 171 |   if let Expression::FunctionDeclaration {shape, loc, id, ..} = ex {
Oct 13 05:01:48.968 INFO kablam!     |                                           ^^^^^ help: try ignoring the field: `shape: _`
Oct 13 05:01:48.968 INFO kablam! 
Oct 13 05:01:49.036 INFO kablam! warning: method is never used: `prev`
Oct 13 05:01:49.036 INFO kablam!    --> src/parser.rs:232:3
Oct 13 05:01:49.036 INFO kablam!     |
Oct 13 05:01:49.036 INFO kablam! 232 |   fn prev(&mut self) {
Oct 13 05:01:49.036 INFO kablam!     |   ^^^^^^^^^^^^^^^^^^
Oct 13 05:01:49.036 INFO kablam!     |
Oct 13 05:01:49.036 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 13 05:01:49.036 INFO kablam! 
Oct 13 05:01:49.036 INFO kablam! warning: variant is never constructed: `String`
Oct 13 05:01:49.036 INFO kablam!    --> src/parser.rs:312:3
Oct 13 05:01:49.036 INFO kablam!     |
Oct 13 05:01:49.036 INFO kablam! 312 |   String,
Oct 13 05:01:49.036 INFO kablam!     |   ^^^^^^
Oct 13 05:01:49.036 INFO kablam! 
Oct 13 05:01:49.284 INFO kablam! warning: unused variable: `raw_shape`
Oct 13 05:01:49.284 INFO kablam!   --> src/typechecker.rs:69:30
Oct 13 05:01:49.284 INFO kablam!    |
Oct 13 05:01:49.284 INFO kablam! 69 |     Expression::Block{shape: raw_shape, loc, body: raw_body} => {
Oct 13 05:01:49.284 INFO kablam!    |                              ^^^^^^^^^ help: consider using `_raw_shape` instead
Oct 13 05:01:49.284 INFO kablam!    |
Oct 13 05:01:49.284 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 05:01:49.284 INFO kablam! 
Oct 13 05:01:49.284 INFO kablam! warning: unused variable: `raw_shape`
Oct 13 05:01:49.284 INFO kablam!    --> src/typechecker.rs:108:33
Oct 13 05:01:49.284 INFO kablam!     |
Oct 13 05:01:49.284 INFO kablam! 108 |     Expression::Variable{shape: raw_shape, loc, id} => {
Oct 13 05:01:49.284 INFO kablam!     |                                 ^^^^^^^^^ help: consider using `_raw_shape` instead
Oct 13 05:01:49.284 INFO kablam! 
Oct 13 05:01:49.284 INFO kablam! warning: unused variable: `shape`
Oct 13 05:01:49.284 INFO kablam!    --> src/typechecker.rs:171:43
Oct 13 05:01:49.284 INFO kablam!     |
Oct 13 05:01:49.284 INFO kablam! 171 |   if let Expression::FunctionDeclaration {shape, loc, id, ..} = ex {
Oct 13 05:01:49.284 INFO kablam!     |                                           ^^^^^ help: try ignoring the field: `shape: _`
Oct 13 05:01:49.284 INFO kablam! 
Oct 13 05:01:49.353 INFO kablam! warning: method is never used: `prev`
Oct 13 05:01:49.353 INFO kablam!    --> src/parser.rs:232:3
Oct 13 05:01:49.353 INFO kablam!     |
Oct 13 05:01:49.353 INFO kablam! 232 |   fn prev(&mut self) {
Oct 13 05:01:49.353 INFO kablam!     |   ^^^^^^^^^^^^^^^^^^
Oct 13 05:01:49.353 INFO kablam!     |
Oct 13 05:01:49.353 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 13 05:01:49.353 INFO kablam! 
Oct 13 05:01:49.353 INFO kablam! warning: variant is never constructed: `String`
Oct 13 05:01:49.353 INFO kablam!    --> src/parser.rs:312:3
Oct 13 05:01:49.353 INFO kablam!     |
Oct 13 05:01:49.353 INFO kablam! 312 |   String,
Oct 13 05:01:49.353 INFO kablam!     |   ^^^^^^
Oct 13 05:01:49.353 INFO kablam! 
Oct 13 05:01:49.392 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
Oct 13 05:01:49.396 INFO kablam! su: No module specific data is present
Oct 13 05:01:49.908 INFO running `"docker" "rm" "-f" "8cbbe131d4d26593e581c025bd1aced928d34438a78603897b9945a0a7e69316"`
Oct 13 05:01:50.138 INFO blam! 8cbbe131d4d26593e581c025bd1aced928d34438a78603897b9945a0a7e69316