Dec 18 07:56:12.401 INFO checking DillonJettCallis/rustLetLang against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 07:56:12.401 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/DillonJettCallis/rustLetLang:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 07:56:12.744 INFO [stdout] 79337446f3acb793bd74acc7c7525e7620a49d46c56d7cfb207c6d31a54369d6
Dec 18 07:56:12.752 INFO running `"docker" "start" "-a" "79337446f3acb793bd74acc7c7525e7620a49d46c56d7cfb207c6d31a54369d6"`
Dec 18 07:56:14.275 INFO [stderr]     Checking simple-error v0.1.11
Dec 18 07:56:14.504 INFO [stderr]     Checking rust_let_lang v0.1.0 (/opt/crater/workdir)
Dec 18 07:56:14.780 INFO [stderr] warning: unused variable: `raw_shape`
Dec 18 07:56:14.780 INFO [stderr]   --> src/typechecker.rs:69:30
Dec 18 07:56:14.780 INFO [stderr]    |
Dec 18 07:56:14.780 INFO [stderr] 69 |     Expression::Block{shape: raw_shape, loc, body: raw_body} => {
Dec 18 07:56:14.780 INFO [stderr]    |                              ^^^^^^^^^ help: consider using `_raw_shape` instead
Dec 18 07:56:14.780 INFO [stderr]    |
Dec 18 07:56:14.780 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 07:56:14.780 INFO [stderr] 
Dec 18 07:56:14.780 INFO [stderr] warning: unused variable: `raw_shape`
Dec 18 07:56:14.780 INFO [stderr]    --> src/typechecker.rs:108:33
Dec 18 07:56:14.780 INFO [stderr]     |
Dec 18 07:56:14.780 INFO [stderr] 108 |     Expression::Variable{shape: raw_shape, loc, id} => {
Dec 18 07:56:14.780 INFO [stderr]     |                                 ^^^^^^^^^ help: consider using `_raw_shape` instead
Dec 18 07:56:14.780 INFO [stderr] 
Dec 18 07:56:14.780 INFO [stderr] warning: unused variable: `shape`
Dec 18 07:56:14.780 INFO [stderr]    --> src/typechecker.rs:171:43
Dec 18 07:56:14.780 INFO [stderr]     |
Dec 18 07:56:14.780 INFO [stderr] 171 |   if let Expression::FunctionDeclaration {shape, loc, id, ..} = ex {
Dec 18 07:56:14.780 INFO [stderr]     |                                           ^^^^^ help: try ignoring the field: `shape: _`
Dec 18 07:56:14.780 INFO [stderr] 
Dec 18 07:56:14.832 INFO [stderr] warning: unused variable: `raw_shape`
Dec 18 07:56:14.832 INFO [stderr]   --> src/typechecker.rs:69:30
Dec 18 07:56:14.832 INFO [stderr]    |
Dec 18 07:56:14.832 INFO [stderr] 69 |     Expression::Block{shape: raw_shape, loc, body: raw_body} => {
Dec 18 07:56:14.832 INFO [stderr]    |                              ^^^^^^^^^ help: consider using `_raw_shape` instead
Dec 18 07:56:14.832 INFO [stderr]    |
Dec 18 07:56:14.832 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 07:56:14.832 INFO [stderr] 
Dec 18 07:56:14.832 INFO [stderr] warning: unused variable: `raw_shape`
Dec 18 07:56:14.832 INFO [stderr]    --> src/typechecker.rs:108:33
Dec 18 07:56:14.832 INFO [stderr]     |
Dec 18 07:56:14.832 INFO [stderr] 108 |     Expression::Variable{shape: raw_shape, loc, id} => {
Dec 18 07:56:14.832 INFO [stderr]     |                                 ^^^^^^^^^ help: consider using `_raw_shape` instead
Dec 18 07:56:14.832 INFO [stderr] 
Dec 18 07:56:14.836 INFO [stderr] warning: unused variable: `shape`
Dec 18 07:56:14.836 INFO [stderr]    --> src/typechecker.rs:171:43
Dec 18 07:56:14.836 INFO [stderr]     |
Dec 18 07:56:14.836 INFO [stderr] 171 |   if let Expression::FunctionDeclaration {shape, loc, id, ..} = ex {
Dec 18 07:56:14.836 INFO [stderr]     |                                           ^^^^^ help: try ignoring the field: `shape: _`
Dec 18 07:56:14.836 INFO [stderr] 
Dec 18 07:56:14.841 INFO [stderr] warning: method is never used: `prev`
Dec 18 07:56:14.841 INFO [stderr]    --> src/parser.rs:232:3
Dec 18 07:56:14.841 INFO [stderr]     |
Dec 18 07:56:14.841 INFO [stderr] 232 |   fn prev(&mut self) {
Dec 18 07:56:14.841 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.841 INFO [stderr]     |
Dec 18 07:56:14.841 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 07:56:14.841 INFO [stderr] 
Dec 18 07:56:14.841 INFO [stderr] warning: variant is never constructed: `String`
Dec 18 07:56:14.841 INFO [stderr]    --> src/parser.rs:312:3
Dec 18 07:56:14.841 INFO [stderr]     |
Dec 18 07:56:14.841 INFO [stderr] 312 |   String,
Dec 18 07:56:14.841 INFO [stderr]     |   ^^^^^^
Dec 18 07:56:14.841 INFO [stderr] 
Dec 18 07:56:14.900 INFO [stderr] warning: method is never used: `prev`
Dec 18 07:56:14.900 INFO [stderr]    --> src/parser.rs:232:3
Dec 18 07:56:14.900 INFO [stderr]     |
Dec 18 07:56:14.900 INFO [stderr] 232 |   fn prev(&mut self) {
Dec 18 07:56:14.900 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.900 INFO [stderr]     |
Dec 18 07:56:14.900 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 07:56:14.900 INFO [stderr] 
Dec 18 07:56:14.901 INFO [stderr] warning: variant is never constructed: `String`
Dec 18 07:56:14.901 INFO [stderr]    --> src/parser.rs:312:3
Dec 18 07:56:14.901 INFO [stderr]     |
Dec 18 07:56:14.901 INFO [stderr] 312 |   String,
Dec 18 07:56:14.901 INFO [stderr]     |   ^^^^^^
Dec 18 07:56:14.901 INFO [stderr] 
Dec 18 07:56:14.935 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Dec 18 07:56:15.191 INFO running `"docker" "inspect" "79337446f3acb793bd74acc7c7525e7620a49d46c56d7cfb207c6d31a54369d6"`
Dec 18 07:56:15.275 INFO running `"docker" "rm" "-f" "79337446f3acb793bd74acc7c7525e7620a49d46c56d7cfb207c6d31a54369d6"`
Dec 18 07:56:15.347 INFO [stdout] 79337446f3acb793bd74acc7c7525e7620a49d46c56d7cfb207c6d31a54369d6