[INFO] updating cached repository tobyjsullivan/pringles
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tobyjsullivan/pringles
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tobyjsullivan/pringles" "work/ex/beta-1.38-1/sources/1.37.0/gh/tobyjsullivan/pringles"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tobyjsullivan/pringles'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tobyjsullivan/pringles" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tobyjsullivan/pringles"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tobyjsullivan/pringles'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 02606316831a8863afd8200cc90dbd1ba88ed70f
[INFO] sha for GitHub repo tobyjsullivan/pringles: 02606316831a8863afd8200cc90dbd1ba88ed70f
[INFO] validating manifest of tobyjsullivan/pringles 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 tobyjsullivan/pringles 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 tobyjsullivan/pringles
[INFO] finished frobbing tobyjsullivan/pringles
[INFO] frobbed toml for tobyjsullivan/pringles written to work/ex/beta-1.38-1/sources/1.37.0/gh/tobyjsullivan/pringles/Cargo.toml
[INFO] started frobbing tobyjsullivan/pringles
[INFO] finished frobbing tobyjsullivan/pringles
[INFO] frobbed toml for tobyjsullivan/pringles written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tobyjsullivan/pringles/Cargo.toml
[INFO] crate tobyjsullivan/pringles 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 tobyjsullivan/pringles 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/tobyjsullivan/pringles:/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] cdde51a873d3f525de1f073ff74fa6c9b51064b15a033b3a383607c2defed53f
[INFO] running `"docker" "start" "-a" "cdde51a873d3f525de1f073ff74fa6c9b51064b15a033b3a383607c2defed53f"`
[INFO] [stderr]    Compiling pringles v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `render`
[INFO] [stderr]    --> src/main.rs:192:1
[INFO] [stderr]     |
[INFO] [stderr] 192 | fn render(words: &Vec<Word>, guess: &[char]) -> String {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `lexicon` should have an upper case name
[INFO] [stderr]    --> src/main.rs:327:7
[INFO] [stderr]     |
[INFO] [stderr] 327 | const lexicon: &'static str = "aah
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `LEXICON`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "cdde51a873d3f525de1f073ff74fa6c9b51064b15a033b3a383607c2defed53f"`
[INFO] running `"docker" "rm" "-f" "cdde51a873d3f525de1f073ff74fa6c9b51064b15a033b3a383607c2defed53f"`
[INFO] [stdout] cdde51a873d3f525de1f073ff74fa6c9b51064b15a033b3a383607c2defed53f
[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/tobyjsullivan/pringles:/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] e77475b45784d5d29b285f34d54bf5a5052658b166a40647fb7b36838e3abd91
[INFO] running `"docker" "start" "-a" "e77475b45784d5d29b285f34d54bf5a5052658b166a40647fb7b36838e3abd91"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pringles v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: constant `lexicon` should have an upper case name
[INFO] [stderr]    --> src/main.rs:327:7
[INFO] [stderr]     |
[INFO] [stderr] 327 | const lexicon: &'static str = "aah
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `LEXICON`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `"docker" "inspect" "e77475b45784d5d29b285f34d54bf5a5052658b166a40647fb7b36838e3abd91"`
[INFO] running `"docker" "rm" "-f" "e77475b45784d5d29b285f34d54bf5a5052658b166a40647fb7b36838e3abd91"`
[INFO] [stdout] e77475b45784d5d29b285f34d54bf5a5052658b166a40647fb7b36838e3abd91
[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/tobyjsullivan/pringles:/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] 071979780c51c456f6a174a0a1a1e7328f8c750ddb41b852a039e03aa005c7e6
[INFO] running `"docker" "start" "-a" "071979780c51c456f6a174a0a1a1e7328f8c750ddb41b852a039e03aa005c7e6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pringles-becf534f97d5b9e8
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::render_words ... ok
[INFO] [stdout] test test::test_draw_n ... ok
[INFO] [stdout] test test::test_word_render ... 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" "071979780c51c456f6a174a0a1a1e7328f8c750ddb41b852a039e03aa005c7e6"`
[INFO] running `"docker" "rm" "-f" "071979780c51c456f6a174a0a1a1e7328f8c750ddb41b852a039e03aa005c7e6"`
[INFO] [stdout] 071979780c51c456f6a174a0a1a1e7328f8c750ddb41b852a039e03aa005c7e6