[INFO] updating cached repository ghotiphud/rust-apollo-diana
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ghotiphud/rust-apollo-diana
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ghotiphud/rust-apollo-diana" "work/ex/beta-1.38-1/sources/1.37.0/gh/ghotiphud/rust-apollo-diana"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ghotiphud/rust-apollo-diana'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ghotiphud/rust-apollo-diana" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ghotiphud/rust-apollo-diana"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ghotiphud/rust-apollo-diana'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b1c413aeda1f2bb7604eaeb6fbb8a62f4b86de44
[INFO] sha for GitHub repo ghotiphud/rust-apollo-diana: b1c413aeda1f2bb7604eaeb6fbb8a62f4b86de44
[INFO] validating manifest of ghotiphud/rust-apollo-diana 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 ghotiphud/rust-apollo-diana 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 ghotiphud/rust-apollo-diana
[INFO] finished frobbing ghotiphud/rust-apollo-diana
[INFO] frobbed toml for ghotiphud/rust-apollo-diana written to work/ex/beta-1.38-1/sources/1.37.0/gh/ghotiphud/rust-apollo-diana/Cargo.toml
[INFO] started frobbing ghotiphud/rust-apollo-diana
[INFO] finished frobbing ghotiphud/rust-apollo-diana
[INFO] frobbed toml for ghotiphud/rust-apollo-diana written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ghotiphud/rust-apollo-diana/Cargo.toml
[INFO] crate ghotiphud/rust-apollo-diana 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]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ghotiphud/rust-apollo-diana/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 ghotiphud/rust-apollo-diana 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ghotiphud/rust-apollo-diana:/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] 7bcf12f00536f19fb3ad29be5b73ccb9f5de67c9a1cff55e62381c8742b288ef
[INFO] running `"docker" "start" "-a" "7bcf12f00536f19fb3ad29be5b73ccb9f5de67c9a1cff55e62381c8742b288ef"`
[INFO] [stderr]    Compiling rust-apollo-diana v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `maze::Color::*`
[INFO] [stderr]  --> src/maze_parser.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use maze::Color::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `maze::Direction::*`
[INFO] [stderr]  --> src/maze_parser.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use maze::Direction::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Arrow`, `Maze`
[INFO] [stderr]  --> src/main.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | use maze::{Maze, Arrow};
[INFO] [stderr]   |            ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `maze::Color::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use maze::Color::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `maze::Direction::*`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use maze::Direction::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/main.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let result = file.read_to_end(&mut contents).unwrap();
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "7bcf12f00536f19fb3ad29be5b73ccb9f5de67c9a1cff55e62381c8742b288ef"`
[INFO] running `"docker" "rm" "-f" "7bcf12f00536f19fb3ad29be5b73ccb9f5de67c9a1cff55e62381c8742b288ef"`
[INFO] [stdout] 7bcf12f00536f19fb3ad29be5b73ccb9f5de67c9a1cff55e62381c8742b288ef
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ghotiphud/rust-apollo-diana:/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] 48700309e56c596bbdb356a4fafb08abda51b77f0899dfe84cd38277aeb0230d
[INFO] running `"docker" "start" "-a" "48700309e56c596bbdb356a4fafb08abda51b77f0899dfe84cd38277aeb0230d"`
[INFO] [stderr]    Compiling rust-apollo-diana v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Arrow`, `Maze`
[INFO] [stderr]  --> src/main.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | use maze::{Maze, Arrow};
[INFO] [stderr]   |            ^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `maze::Color::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use maze::Color::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `maze::Direction::*`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use maze::Direction::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/main.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let result = file.read_to_end(&mut contents).unwrap();
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `"docker" "inspect" "48700309e56c596bbdb356a4fafb08abda51b77f0899dfe84cd38277aeb0230d"`
[INFO] running `"docker" "rm" "-f" "48700309e56c596bbdb356a4fafb08abda51b77f0899dfe84cd38277aeb0230d"`
[INFO] [stdout] 48700309e56c596bbdb356a4fafb08abda51b77f0899dfe84cd38277aeb0230d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ghotiphud/rust-apollo-diana:/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] 560faf09780880baa2d24e79abb7665b961cc90f911a012230c23d769aee78e7
[INFO] running `"docker" "start" "-a" "560faf09780880baa2d24e79abb7665b961cc90f911a012230c23d769aee78e7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_apollo_diana-b55db911a766cc0d
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test maze_parser::parse_array_size ... ok
[INFO] [stdout] test maze_parser::parse_maze ... ok
[INFO] [stdout] test maze_parser::parse_board ... ok
[INFO] [stdout] test maze_parser::parse_arrow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "560faf09780880baa2d24e79abb7665b961cc90f911a012230c23d769aee78e7"`
[INFO] running `"docker" "rm" "-f" "560faf09780880baa2d24e79abb7665b961cc90f911a012230c23d769aee78e7"`
[INFO] [stdout] 560faf09780880baa2d24e79abb7665b961cc90f911a012230c23d769aee78e7