[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[INFO] the lockfile is outdated, regenerating it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 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-6/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/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 191eebe2b99bbbe449d14916cfc069a0929664d2138282e96e1e049d1cd01ee7
[INFO] running `"docker" "start" "-a" "191eebe2b99bbbe449d14916cfc069a0929664d2138282e96e1e049d1cd01ee7"`
[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 1.26s
[INFO] running `"docker" "inspect" "191eebe2b99bbbe449d14916cfc069a0929664d2138282e96e1e049d1cd01ee7"`
[INFO] running `"docker" "rm" "-f" "191eebe2b99bbbe449d14916cfc069a0929664d2138282e96e1e049d1cd01ee7"`
[INFO] [stdout] 191eebe2b99bbbe449d14916cfc069a0929664d2138282e96e1e049d1cd01ee7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1ada785715730a5a927c6ef57c34fdd08954b5dcbb19aeeef0f2ca47b2879a04
[INFO] running `"docker" "start" "-a" "1ada785715730a5a927c6ef57c34fdd08954b5dcbb19aeeef0f2ca47b2879a04"`
[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 1.49s
[INFO] running `"docker" "inspect" "1ada785715730a5a927c6ef57c34fdd08954b5dcbb19aeeef0f2ca47b2879a04"`
[INFO] running `"docker" "rm" "-f" "1ada785715730a5a927c6ef57c34fdd08954b5dcbb19aeeef0f2ca47b2879a04"`
[INFO] [stdout] 1ada785715730a5a927c6ef57c34fdd08954b5dcbb19aeeef0f2ca47b2879a04
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] cd917571efae280c1197116e51b65b118df7d9481fe917e972365df571205fc8
[INFO] running `"docker" "start" "-a" "cd917571efae280c1197116e51b65b118df7d9481fe917e972365df571205fc8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test maze_parser::parse_array_size ... ok
[INFO] [stdout] test maze_parser::parse_arrow ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_apollo_diana-019f74dc51cbab9f
[INFO] [stdout] test maze_parser::parse_board ... ok
[INFO] [stdout] test maze_parser::parse_maze ... 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" "cd917571efae280c1197116e51b65b118df7d9481fe917e972365df571205fc8"`
[INFO] running `"docker" "rm" "-f" "cd917571efae280c1197116e51b65b118df7d9481fe917e972365df571205fc8"`
[INFO] [stdout] cd917571efae280c1197116e51b65b118df7d9481fe917e972365df571205fc8