[INFO] updating cached repository shinkwhek/c
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/shinkwhek/c
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/shinkwhek/c" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/shinkwhek/c"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/shinkwhek/c'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/shinkwhek/c" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/shinkwhek/c"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/shinkwhek/c'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c3672954bf582c6b424bca7796280b51836dc5d2
[INFO] sha for GitHub repo shinkwhek/c: c3672954bf582c6b424bca7796280b51836dc5d2
[INFO] validating manifest of shinkwhek/c on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of shinkwhek/c on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing shinkwhek/c
[INFO] finished frobbing shinkwhek/c
[INFO] frobbed toml for shinkwhek/c written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/shinkwhek/c/Cargo.toml
[INFO] started frobbing shinkwhek/c
[INFO] finished frobbing shinkwhek/c
[INFO] frobbed toml for shinkwhek/c written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/shinkwhek/c/Cargo.toml
[INFO] crate shinkwhek/c already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking shinkwhek/c against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-3/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/shinkwhek/c:/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 93b799d3c19bd6ac11d531c8096c427d8b1331583774e342910fc3817460bfc0
[INFO] running `"docker" "start" "-a" "93b799d3c19bd6ac11d531c8096c427d8b1331583774e342910fc3817460bfc0"`
[INFO] [stderr]     Checking c v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `node`
[INFO] [stderr]  --> src/lexer.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use node;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Lexer`
[INFO] [stderr]  --> src/parser.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | use lexer::{Lexer, Token};
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `node`
[INFO] [stderr]  --> src/lexer.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use node;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Lexer`
[INFO] [stderr]  --> src/parser.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | use lexer::{Lexer, Token};
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stmtsv`
[INFO] [stderr]   --> src/gen_ir.rs:70:21
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 let stmtsv = self.statement(&**stmts)?;
[INFO] [stderr]    |                     ^^^^^^ help: consider prefixing with an underscore: `_stmtsv`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/gen_ir.rs:112:29
[INFO] [stderr]     |
[INFO] [stderr] 112 |             NodeBase::Ident(s) => {
[INFO] [stderr]     |                             ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stmtsv`
[INFO] [stderr]   --> src/gen_ir.rs:70:21
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 let stmtsv = self.statement(&**stmts)?;
[INFO] [stderr]    |                     ^^^^^^ help: consider prefixing with an underscore: `_stmtsv`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/gen_ir.rs:112:29
[INFO] [stderr]     |
[INFO] [stderr] 112 |             NodeBase::Ident(s) => {
[INFO] [stderr]     |                             ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/parser.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_patterns)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_attributes)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate-level attribute should be in the root module
[INFO] [stderr]  --> src/parser.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_patterns)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `reg_map_size` should have an upper case name
[INFO] [stderr]  --> src/regalloc.rs:7:7
[INFO] [stderr]   |
[INFO] [stderr] 7 | const reg_map_size: usize = 8192;
[INFO] [stderr]   |       ^^^^^^^^^^^^ help: convert the identifier to upper case: `REG_MAP_SIZE`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `num_regs` should have an upper case name
[INFO] [stderr]  --> src/regalloc.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | const num_regs: isize = 7;
[INFO] [stderr]   |       ^^^^^^^^ help: convert the identifier to upper case: `NUM_REGS`
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/parser.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_patterns)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_attributes)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate-level attribute should be in the root module
[INFO] [stderr]  --> src/parser.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_patterns)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `reg_map_size` should have an upper case name
[INFO] [stderr]  --> src/regalloc.rs:7:7
[INFO] [stderr]   |
[INFO] [stderr] 7 | const reg_map_size: usize = 8192;
[INFO] [stderr]   |       ^^^^^^^^^^^^ help: convert the identifier to upper case: `REG_MAP_SIZE`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `num_regs` should have an upper case name
[INFO] [stderr]  --> src/regalloc.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | const num_regs: isize = 7;
[INFO] [stderr]   |       ^^^^^^^^ help: convert the identifier to upper case: `NUM_REGS`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `c::node`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use c::node;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `c::node`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use c::node;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "93b799d3c19bd6ac11d531c8096c427d8b1331583774e342910fc3817460bfc0"`
[INFO] running `"docker" "rm" "-f" "93b799d3c19bd6ac11d531c8096c427d8b1331583774e342910fc3817460bfc0"`
[INFO] [stdout] 93b799d3c19bd6ac11d531c8096c427d8b1331583774e342910fc3817460bfc0