[INFO] updating cached repository yjhmelody/lua-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yjhmelody/lua-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yjhmelody/lua-rs" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/yjhmelody/lua-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/yjhmelody/lua-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yjhmelody/lua-rs" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/yjhmelody/lua-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/yjhmelody/lua-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d8bc132f260d64e26cf28e9de377207efc224a5b
[INFO] sha for GitHub repo yjhmelody/lua-rs: d8bc132f260d64e26cf28e9de377207efc224a5b
[INFO] validating manifest of yjhmelody/lua-rs on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of yjhmelody/lua-rs on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing yjhmelody/lua-rs
[INFO] finished frobbing yjhmelody/lua-rs
[INFO] frobbed toml for yjhmelody/lua-rs written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/yjhmelody/lua-rs/Cargo.toml
[INFO] started frobbing yjhmelody/lua-rs
[INFO] finished frobbing yjhmelody/lua-rs
[INFO] frobbed toml for yjhmelody/lua-rs written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/yjhmelody/lua-rs/Cargo.toml
[INFO] crate yjhmelody/lua-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking yjhmelody/lua-rs against try#58b21121d0b447ceb3f1a655155d802191acf044 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-3/try#58b21121d0b447ceb3f1a655155d802191acf044:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/yjhmelody/lua-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f6cd275586689f2dc8b6e23bdbed1bc715ce7c2bf5b3f57e0e4bc6a7fd7b504d
[INFO] running `"docker" "start" "-a" "f6cd275586689f2dc8b6e23bdbed1bc715ce7c2bf5b3f57e0e4bc6a7fd7b504d"`
[INFO] [stderr]     Checking lua-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `str` is imported redundantly
[INFO] [stderr]    --> src/compiler/lexer.rs:395:13
[INFO] [stderr]     |
[INFO] [stderr] 7   | use std::str;
[INFO] [stderr]     |     -------- the item `str` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 395 |         use std::str;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]    --> src/compiler/lexer.rs:395:13
[INFO] [stderr]     |
[INFO] [stderr] 395 |         use std::str;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `str` is imported redundantly
[INFO] [stderr]    --> src/compiler/lexer.rs:395:13
[INFO] [stderr]     |
[INFO] [stderr] 7   | use std::str;
[INFO] [stderr]     |     -------- the item `str` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 395 |         use std::str;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]    --> src/compiler/lexer.rs:395:13
[INFO] [stderr]     |
[INFO] [stderr] 395 |         use std::str;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/compiler/parser.rs:360:9
[INFO] [stderr]     |
[INFO] [stderr] 360 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]  --> src/compiler/lexer.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/compiler/parser.rs:312:13
[INFO] [stderr]     |
[INFO] [stderr] 312 |             err => {
[INFO] [stderr]     |             ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lexer`
[INFO] [stderr]    --> src/compiler/parser.rs:322:38
[INFO] [stderr]     |
[INFO] [stderr] 322 | fn parse_local_assign_or_fn_def_stat(lexer: &mut Lexer) -> Result<Stat> {
[INFO] [stderr]     |                                      ^^^^^ help: consider prefixing with an underscore: `_lexer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lexer`
[INFO] [stderr]    --> src/compiler/parser.rs:326:32
[INFO] [stderr]     |
[INFO] [stderr] 326 | fn prse_assign_or_fn_call_stat(lexer: &mut Lexer) -> Result<Stat> {
[INFO] [stderr]     |                                ^^^^^ help: consider prefixing with an underscore: `_lexer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lexer`
[INFO] [stderr]    --> src/compiler/parser.rs:330:22
[INFO] [stderr]     |
[INFO] [stderr] 330 | fn parse_assign_stat(lexer: &mut Lexer) -> Result<Stat> {
[INFO] [stderr]     |                      ^^^^^ help: consider prefixing with an underscore: `_lexer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lexer`
[INFO] [stderr]    --> src/compiler/parser.rs:334:22
[INFO] [stderr]     |
[INFO] [stderr] 334 | fn parse_fn_def_stat(lexer: &mut Lexer) -> Result<Stat> {
[INFO] [stderr]     |                      ^^^^^ help: consider prefixing with an underscore: `_lexer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lexer`
[INFO] [stderr]    --> src/compiler/parser.rs:338:14
[INFO] [stderr]     |
[INFO] [stderr] 338 | fn parse_exp(lexer: &mut Lexer) -> Result<Exp> {
[INFO] [stderr]     |              ^^^^^ help: consider prefixing with an underscore: `_lexer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]  --> src/compiler/lexer.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/compiler/parser.rs:312:13
[INFO] [stderr]     |
[INFO] [stderr] 312 |             err => {
[INFO] [stderr]     |             ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lexer`
[INFO] [stderr]    --> src/compiler/parser.rs:322:38
[INFO] [stderr]     |
[INFO] [stderr] 322 | fn parse_local_assign_or_fn_def_stat(lexer: &mut Lexer) -> Result<Stat> {
[INFO] [stderr]     |                                      ^^^^^ help: consider prefixing with an underscore: `_lexer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lexer`
[INFO] [stderr]    --> src/compiler/parser.rs:326:32
[INFO] [stderr]     |
[INFO] [stderr] 326 | fn prse_assign_or_fn_call_stat(lexer: &mut Lexer) -> Result<Stat> {
[INFO] [stderr]     |                                ^^^^^ help: consider prefixing with an underscore: `_lexer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lexer`
[INFO] [stderr]    --> src/compiler/parser.rs:330:22
[INFO] [stderr]     |
[INFO] [stderr] 330 | fn parse_assign_stat(lexer: &mut Lexer) -> Result<Stat> {
[INFO] [stderr]     |                      ^^^^^ help: consider prefixing with an underscore: `_lexer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lexer`
[INFO] [stderr]    --> src/compiler/parser.rs:334:22
[INFO] [stderr]     |
[INFO] [stderr] 334 | fn parse_fn_def_stat(lexer: &mut Lexer) -> Result<Stat> {
[INFO] [stderr]     |                      ^^^^^ help: consider prefixing with an underscore: `_lexer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lexer`
[INFO] [stderr]    --> src/compiler/parser.rs:338:14
[INFO] [stderr]     |
[INFO] [stderr] 338 | fn parse_exp(lexer: &mut Lexer) -> Result<Exp> {
[INFO] [stderr]     |              ^^^^^ help: consider prefixing with an underscore: `_lexer`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "f6cd275586689f2dc8b6e23bdbed1bc715ce7c2bf5b3f57e0e4bc6a7fd7b504d"`
[INFO] running `"docker" "rm" "-f" "f6cd275586689f2dc8b6e23bdbed1bc715ce7c2bf5b3f57e0e4bc6a7fd7b504d"`
[INFO] [stdout] f6cd275586689f2dc8b6e23bdbed1bc715ce7c2bf5b3f57e0e4bc6a7fd7b504d