[INFO] updating cached repository hawkrives/gobbldygook-examine-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hawkrives/gobbldygook-examine-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hawkrives/gobbldygook-examine-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/hawkrives/gobbldygook-examine-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hawkrives/gobbldygook-examine-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hawkrives/gobbldygook-examine-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hawkrives/gobbldygook-examine-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hawkrives/gobbldygook-examine-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bb0ec2f7e310796cdd2ceaed265e8370430acd8e
[INFO] sha for GitHub repo hawkrives/gobbldygook-examine-rust: bb0ec2f7e310796cdd2ceaed265e8370430acd8e
[INFO] validating manifest of hawkrives/gobbldygook-examine-rust on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hawkrives/gobbldygook-examine-rust on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hawkrives/gobbldygook-examine-rust
[INFO] finished frobbing hawkrives/gobbldygook-examine-rust
[INFO] frobbed toml for hawkrives/gobbldygook-examine-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/hawkrives/gobbldygook-examine-rust/Cargo.toml
[INFO] started frobbing hawkrives/gobbldygook-examine-rust
[INFO] finished frobbing hawkrives/gobbldygook-examine-rust
[INFO] frobbed toml for hawkrives/gobbldygook-examine-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hawkrives/gobbldygook-examine-rust/Cargo.toml
[INFO] crate hawkrives/gobbldygook-examine-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing hawkrives/gobbldygook-examine-rust against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hawkrives/gobbldygook-examine-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 9cc674a49e23c43113fcd09afac60702fd63794b1fb7f8917e496715962d8494
[INFO] running `"docker" "start" "-a" "9cc674a49e23c43113fcd09afac60702fd63794b1fb7f8917e496715962d8494"`
[INFO] [stderr]    Compiling serde_yaml v0.8.5
[INFO] [stderr]    Compiling ordered-float v1.0.1
[INFO] [stderr]    Compiling structopt-derive v0.2.12
[INFO] [stderr]    Compiling structopt v0.2.12
[INFO] [stderr]    Compiling gobbldygook-examine-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.35s
[INFO] running `"docker" "inspect" "9cc674a49e23c43113fcd09afac60702fd63794b1fb7f8917e496715962d8494"`
[INFO] running `"docker" "rm" "-f" "9cc674a49e23c43113fcd09afac60702fd63794b1fb7f8917e496715962d8494"`
[INFO] [stdout] 9cc674a49e23c43113fcd09afac60702fd63794b1fb7f8917e496715962d8494
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hawkrives/gobbldygook-examine-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f0179e517ce88d63f22420d2884f35ea06ae065d46a11dadd2c839b3e555cd7e
[INFO] running `"docker" "start" "-a" "f0179e517ce88d63f22420d2884f35ea06ae065d46a11dadd2c839b3e555cd7e"`
[INFO] [stderr]    Compiling gobbldygook-examine-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable `CourseExpression` should have a snake case name
[INFO] [stderr]   --> src/expression/course.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let CourseExpression = FullCourse {
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `course_expression`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `CourseExpression` should have a snake case name
[INFO] [stderr]   --> src/expression/course.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let CourseExpression = FullCourse {
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `course_expression`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.79s
[INFO] running `"docker" "inspect" "f0179e517ce88d63f22420d2884f35ea06ae065d46a11dadd2c839b3e555cd7e"`
[INFO] running `"docker" "rm" "-f" "f0179e517ce88d63f22420d2884f35ea06ae065d46a11dadd2c839b3e555cd7e"`
[INFO] [stdout] f0179e517ce88d63f22420d2884f35ea06ae065d46a11dadd2c839b3e555cd7e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hawkrives/gobbldygook-examine-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 7db4956f70ce4fa15ec24975e67f36fd5e543f1fd2d08e380a0fab25bea0a9ee
[INFO] running `"docker" "start" "-a" "7db4956f70ce4fa15ec24975e67f36fd5e543f1fd2d08e380a0fab25bea0a9ee"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gobbldygook_examine_rust-57a9c26c1eb21a3e
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test expression::course::test::courses_vs_course_exprs_diff_depts ... ok
[INFO] [stdout] test expression::course::test::courses_vs_course_exprs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7db4956f70ce4fa15ec24975e67f36fd5e543f1fd2d08e380a0fab25bea0a9ee"`
[INFO] running `"docker" "rm" "-f" "7db4956f70ce4fa15ec24975e67f36fd5e543f1fd2d08e380a0fab25bea0a9ee"`
[INFO] [stdout] 7db4956f70ce4fa15ec24975e67f36fd5e543f1fd2d08e380a0fab25bea0a9ee