[INFO] updating cached repository JRud52/Shape_Grammar_Parser
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/JRud52/Shape_Grammar_Parser
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/JRud52/Shape_Grammar_Parser" "work/ex/beta-1.38-1/sources/1.37.0/gh/JRud52/Shape_Grammar_Parser"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/JRud52/Shape_Grammar_Parser'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/JRud52/Shape_Grammar_Parser" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/JRud52/Shape_Grammar_Parser"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/JRud52/Shape_Grammar_Parser'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 059d4e605bcc3946cf3c693510495889032a6a95
[INFO] sha for GitHub repo JRud52/Shape_Grammar_Parser: 059d4e605bcc3946cf3c693510495889032a6a95
[INFO] validating manifest of JRud52/Shape_Grammar_Parser 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 JRud52/Shape_Grammar_Parser 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 JRud52/Shape_Grammar_Parser
[INFO] finished frobbing JRud52/Shape_Grammar_Parser
[INFO] frobbed toml for JRud52/Shape_Grammar_Parser written to work/ex/beta-1.38-1/sources/1.37.0/gh/JRud52/Shape_Grammar_Parser/Cargo.toml
[INFO] started frobbing JRud52/Shape_Grammar_Parser
[INFO] finished frobbing JRud52/Shape_Grammar_Parser
[INFO] frobbed toml for JRud52/Shape_Grammar_Parser written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/JRud52/Shape_Grammar_Parser/Cargo.toml
[INFO] crate JRud52/Shape_Grammar_Parser 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing JRud52/Shape_Grammar_Parser against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/JRud52/Shape_Grammar_Parser:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 3d77417f75a3b4257e3bcf543a3b41016d5d9973e3052a9d81df9464013d1060
[INFO] running `"docker" "start" "-a" "3d77417f75a3b4257e3bcf543a3b41016d5d9973e3052a9d81df9464013d1060"`
[INFO] [stderr]    Compiling shape_grammar v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `lexer::Token`
[INFO] [stderr]  --> src/parser.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use lexer::Token;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `lexer::Ident`
[INFO] [stderr]  --> src/parser.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use lexer::Ident;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `lexer::Ident`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use lexer::Ident;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `lexer::Token`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use lexer::Token;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `ident_type` is never read
[INFO] [stderr]   --> src/lexer.rs:47:17
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let mut ident_type = Ident::Unknown;
[INFO] [stderr]    |                 ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Method`
[INFO] [stderr]  --> src/lexer.rs:6:14
[INFO] [stderr]   |
[INFO] [stderr] 6 |     VarName, Method, IntLit,
[INFO] [stderr]   |              ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "3d77417f75a3b4257e3bcf543a3b41016d5d9973e3052a9d81df9464013d1060"`
[INFO] running `"docker" "rm" "-f" "3d77417f75a3b4257e3bcf543a3b41016d5d9973e3052a9d81df9464013d1060"`
[INFO] [stdout] 3d77417f75a3b4257e3bcf543a3b41016d5d9973e3052a9d81df9464013d1060
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/JRud52/Shape_Grammar_Parser:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8dba4b7f9a4c609b7817f6f13cb19c21cc6c5286b48f8fb3b1ae7c3368c86c69
[INFO] running `"docker" "start" "-a" "8dba4b7f9a4c609b7817f6f13cb19c21cc6c5286b48f8fb3b1ae7c3368c86c69"`
[INFO] [stderr]    Compiling shape_grammar v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `lexer::Token`
[INFO] [stderr]  --> src/parser.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use lexer::Token;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `lexer::Ident`
[INFO] [stderr]  --> src/parser.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use lexer::Ident;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `lexer::Ident`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use lexer::Ident;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `lexer::Token`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use lexer::Token;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `ident_type` is never read
[INFO] [stderr]   --> src/lexer.rs:47:17
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let mut ident_type = Ident::Unknown;
[INFO] [stderr]    |                 ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Method`
[INFO] [stderr]  --> src/lexer.rs:6:14
[INFO] [stderr]   |
[INFO] [stderr] 6 |     VarName, Method, IntLit,
[INFO] [stderr]   |              ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "8dba4b7f9a4c609b7817f6f13cb19c21cc6c5286b48f8fb3b1ae7c3368c86c69"`
[INFO] running `"docker" "rm" "-f" "8dba4b7f9a4c609b7817f6f13cb19c21cc6c5286b48f8fb3b1ae7c3368c86c69"`
[INFO] [stdout] 8dba4b7f9a4c609b7817f6f13cb19c21cc6c5286b48f8fb3b1ae7c3368c86c69
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/JRud52/Shape_Grammar_Parser:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] febbc2b6fa90887ef8c5d018f508ce749ca58a069f902bf4760b3f70a83f8357
[INFO] running `"docker" "start" "-a" "febbc2b6fa90887ef8c5d018f508ce749ca58a069f902bf4760b3f70a83f8357"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/shape_grammar-8b3edbee03614aee
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "febbc2b6fa90887ef8c5d018f508ce749ca58a069f902bf4760b3f70a83f8357"`
[INFO] running `"docker" "rm" "-f" "febbc2b6fa90887ef8c5d018f508ce749ca58a069f902bf4760b3f70a83f8357"`
[INFO] [stdout] febbc2b6fa90887ef8c5d018f508ce749ca58a069f902bf4760b3f70a83f8357