[INFO] cloning repository masa-suzu/calculator
[INFO] running `"git" "clone" "--bare" "git://github.com/masa-suzu/calculator.git" "work/cache/sources/gh/masa-suzu/calculator"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/masa-suzu/calculator'...
[INFO] running `"git" "clone" "work/cache/sources/gh/masa-suzu/calculator" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/masa-suzu/calculator"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/masa-suzu/calculator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/masa-suzu/calculator" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/masa-suzu/calculator"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/masa-suzu/calculator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 246aaa2de9799ae2a1c21e6cf72ece2e5d8feb27
[INFO] sha for GitHub repo masa-suzu/calculator: 246aaa2de9799ae2a1c21e6cf72ece2e5d8feb27
[INFO] validating manifest of masa-suzu/calculator on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of masa-suzu/calculator on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing masa-suzu/calculator
[INFO] finished frobbing masa-suzu/calculator
[INFO] frobbed toml for masa-suzu/calculator written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/masa-suzu/calculator/Cargo.toml
[INFO] started frobbing masa-suzu/calculator
[INFO] finished frobbing masa-suzu/calculator
[INFO] frobbed toml for masa-suzu/calculator written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/masa-suzu/calculator/Cargo.toml
[INFO] crate masa-suzu/calculator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking masa-suzu/calculator against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-0/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/masa-suzu/calculator:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4657bf3f8154d1c9dc8442e03e57a8708ec1c1bafcba02ed5db7931f5844d74e
[INFO] running `"docker" "start" "-a" "4657bf3f8154d1c9dc8442e03e57a8708ec1c1bafcba02ed5db7931f5844d74e"`
[INFO] [stderr]     Checking calculator v1.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parser.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |         ///assert_eq!(want.len(), got.len());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 241 |         assert_eq!(want, got)
[INFO] [stderr]     |         --------------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parser.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |         ///assert_eq!(want.len(), got.len());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 241 |         assert_eq!(want, got)
[INFO] [stderr]     |         --------------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexer.rs:28:17
[INFO] [stderr]    |
[INFO] [stderr] 28 |             b'0'...b'9' => return self.consume_number(),
[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:50:23
[INFO] [stderr]    |
[INFO] [stderr] 50 |         while let b'0'...b'9' = self.ch {
[INFO] [stderr]    |                       ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexer.rs:28:17
[INFO] [stderr]    |
[INFO] [stderr] 28 |             b'0'...b'9' => return self.consume_number(),
[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:50:23
[INFO] [stderr]    |
[INFO] [stderr] 50 |         while let b'0'...b'9' = self.ch {
[INFO] [stderr]    |                       ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/compiler.rs:40:26
[INFO] [stderr]    |
[INFO] [stderr] 40 |             Expr::Prefix(p, x) => {
[INFO] [stderr]    |                          ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/compiler.rs:40:26
[INFO] [stderr]    |
[INFO] [stderr] 40 |             Expr::Prefix(p, x) => {
[INFO] [stderr]    |                          ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "4657bf3f8154d1c9dc8442e03e57a8708ec1c1bafcba02ed5db7931f5844d74e"`
[INFO] running `"docker" "rm" "-f" "4657bf3f8154d1c9dc8442e03e57a8708ec1c1bafcba02ed5db7931f5844d74e"`
[INFO] [stdout] 4657bf3f8154d1c9dc8442e03e57a8708ec1c1bafcba02ed5db7931f5844d74e