[INFO] updating cached repository LPGhatguy/shunting-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/LPGhatguy/shunting-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/LPGhatguy/shunting-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/LPGhatguy/shunting-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/LPGhatguy/shunting-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/LPGhatguy/shunting-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/LPGhatguy/shunting-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/LPGhatguy/shunting-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 698a33d8cc6d8649ae7424106edbd6262d6c1d48
[INFO] sha for GitHub repo LPGhatguy/shunting-rust: 698a33d8cc6d8649ae7424106edbd6262d6c1d48
[INFO] validating manifest of LPGhatguy/shunting-rust on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of LPGhatguy/shunting-rust on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing LPGhatguy/shunting-rust
[INFO] finished frobbing LPGhatguy/shunting-rust
[INFO] frobbed toml for LPGhatguy/shunting-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/LPGhatguy/shunting-rust/Cargo.toml
[INFO] started frobbing LPGhatguy/shunting-rust
[INFO] finished frobbing LPGhatguy/shunting-rust
[INFO] frobbed toml for LPGhatguy/shunting-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/LPGhatguy/shunting-rust/Cargo.toml
[INFO] crate LPGhatguy/shunting-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing LPGhatguy/shunting-rust against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/LPGhatguy/shunting-rust:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 8d50edb714fc6cc70d14c19df916ac3393097b8c6635dc116970a3ecf86662f8
[INFO] running `"docker" "start" "-a" "8d50edb714fc6cc70d14c19df916ac3393097b8c6635dc116970a3ecf86662f8"`
[INFO] [stderr]    Compiling shunting-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 |   /// Thanks to the `regex` crate, we can precompile all of our regular expressions
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 31 | / lazy_static! {
[INFO] [stderr] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stderr] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stderr] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stderr] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stderr] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `"docker" "inspect" "8d50edb714fc6cc70d14c19df916ac3393097b8c6635dc116970a3ecf86662f8"`
[INFO] running `"docker" "rm" "-f" "8d50edb714fc6cc70d14c19df916ac3393097b8c6635dc116970a3ecf86662f8"`
[INFO] [stdout] 8d50edb714fc6cc70d14c19df916ac3393097b8c6635dc116970a3ecf86662f8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/LPGhatguy/shunting-rust:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0d96368e9032ab7d27a02456c124a524db319d72e82c315cc0c51ee986707d42
[INFO] running `"docker" "start" "-a" "0d96368e9032ab7d27a02456c124a524db319d72e82c315cc0c51ee986707d42"`
[INFO] [stderr]    Compiling shunting-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 |   /// Thanks to the `regex` crate, we can precompile all of our regular expressions
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 31 | / lazy_static! {
[INFO] [stderr] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stderr] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stderr] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stderr] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stderr] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `"docker" "inspect" "0d96368e9032ab7d27a02456c124a524db319d72e82c315cc0c51ee986707d42"`
[INFO] running `"docker" "rm" "-f" "0d96368e9032ab7d27a02456c124a524db319d72e82c315cc0c51ee986707d42"`
[INFO] [stdout] 0d96368e9032ab7d27a02456c124a524db319d72e82c315cc0c51ee986707d42
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/LPGhatguy/shunting-rust:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 33759f34a508f5fa85e8a92764a34fc4d8b335b045ae484d232183d9d243e4b5
[INFO] running `"docker" "start" "-a" "33759f34a508f5fa85e8a92764a34fc4d8b335b045ae484d232183d9d243e4b5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/shunting_rust-e4deb2221ce27baa
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lexer::test_simple ... ok
[INFO] [stdout] test lexer::test_parens ... ok
[INFO] [stdout] test evaluate::test_evaluate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "33759f34a508f5fa85e8a92764a34fc4d8b335b045ae484d232183d9d243e4b5"`
[INFO] running `"docker" "rm" "-f" "33759f34a508f5fa85e8a92764a34fc4d8b335b045ae484d232183d9d243e4b5"`
[INFO] [stdout] 33759f34a508f5fa85e8a92764a34fc4d8b335b045ae484d232183d9d243e4b5