[INFO] cloning repository https://github.com/shinkwhek/c
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shinkwhek/c" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshinkwhek%2Fc"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshinkwhek%2Fc'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c3672954bf582c6b424bca7796280b51836dc5d2
[INFO] checking shinkwhek/c against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshinkwhek%2Fc" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shinkwhek/c on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/shinkwhek/c
[INFO] finished tweaking git repo https://github.com/shinkwhek/c
[INFO] tweaked toml for git repo https://github.com/shinkwhek/c written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/shinkwhek/c already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7780c76cec05b8f8d13f0f495f7a593a2cf4b7b5138096ae8ce076a8a388b8e5
[INFO] running `"docker" "start" "-a" "7780c76cec05b8f8d13f0f495f7a593a2cf4b7b5138096ae8ce076a8a388b8e5"`
[INFO] [stderr]     Checking c v0.1.0 (/opt/rustwide/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: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexer.rs:52:20
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexer.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stderr]    |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexer.rs:53:20
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 '0'...'9' => self.num(),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[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: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexer.rs:52:20
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexer.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 'a'...'z' | 'A'...'Z' => self.keyword_identifier(),
[INFO] [stderr]    |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexer.rs:53:20
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 '0'...'9' => self.num(),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[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 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 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 import: `c::node`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use c::node;
[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]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `"docker" "inspect" "7780c76cec05b8f8d13f0f495f7a593a2cf4b7b5138096ae8ce076a8a388b8e5"`
[INFO] running `"docker" "rm" "-f" "7780c76cec05b8f8d13f0f495f7a593a2cf4b7b5138096ae8ce076a8a388b8e5"`
[INFO] [stdout] 7780c76cec05b8f8d13f0f495f7a593a2cf4b7b5138096ae8ce076a8a388b8e5