[INFO] updating cached repository ShaunKarran/cab403-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ShaunKarran/cab403-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ShaunKarran/cab403-rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/ShaunKarran/cab403-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ShaunKarran/cab403-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ShaunKarran/cab403-rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ShaunKarran/cab403-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ShaunKarran/cab403-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6b2d984ec05b6180360b84870ed5bfebad85607f
[INFO] sha for GitHub repo ShaunKarran/cab403-rs: 6b2d984ec05b6180360b84870ed5bfebad85607f
[INFO] validating manifest of ShaunKarran/cab403-rs on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ShaunKarran/cab403-rs on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ShaunKarran/cab403-rs
[INFO] finished frobbing ShaunKarran/cab403-rs
[INFO] frobbed toml for ShaunKarran/cab403-rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/ShaunKarran/cab403-rs/Cargo.toml
[INFO] started frobbing ShaunKarran/cab403-rs
[INFO] finished frobbing ShaunKarran/cab403-rs
[INFO] frobbed toml for ShaunKarran/cab403-rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ShaunKarran/cab403-rs/Cargo.toml
[INFO] crate ShaunKarran/cab403-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing ShaunKarran/cab403-rs against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ShaunKarran/cab403-rs:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 140efe6ef2f44c2c2f748c499de09c20e0bc3f3c1b422cfbe399b8a9ba332498
[INFO] running `"docker" "start" "-a" "140efe6ef2f44c2c2f748c499de09c20e0bc3f3c1b422cfbe399b8a9ba332498"`
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling bincode v0.9.2
[INFO] [stderr]    Compiling simplelog v0.4.2
[INFO] [stderr]    Compiling threadpool v1.7.0
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling cab403-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `word_set`
[INFO] [stderr]   --> src/hangman.rs:28:20
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn select_word(word_set: HashSet<String>) -> String {
[INFO] [stderr]    |                    ^^^^^^^^ help: consider prefixing with an underscore: `_word_set`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `word`
[INFO] [stderr]  --> src/hangman.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     word: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `word_character_set`
[INFO] [stderr]  --> src/hangman.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     word_character_set: HashSet<char>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `number_allowed_guesses`
[INFO] [stderr]  --> src/hangman.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     number_allowed_guesses: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ServerMessage`, `State`
[INFO] [stderr]   --> src/bin/server.rs:19:50
[INFO] [stderr]    |
[INFO] [stderr] 19 | use cab403_rs::communication::{Command, Message, ServerMessage, Selection, State, encode_and_write, read_and_decode};
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.50s
[INFO] running `"docker" "inspect" "140efe6ef2f44c2c2f748c499de09c20e0bc3f3c1b422cfbe399b8a9ba332498"`
[INFO] running `"docker" "rm" "-f" "140efe6ef2f44c2c2f748c499de09c20e0bc3f3c1b422cfbe399b8a9ba332498"`
[INFO] [stdout] 140efe6ef2f44c2c2f748c499de09c20e0bc3f3c1b422cfbe399b8a9ba332498
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ShaunKarran/cab403-rs:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2989fbac153c5f0b7cd90e339cf6816a8d1169d8f2d4bf276bff39303553a015
[INFO] running `"docker" "start" "-a" "2989fbac153c5f0b7cd90e339cf6816a8d1169d8f2d4bf276bff39303553a015"`
[INFO] [stderr]    Compiling cab403-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::Game`
[INFO] [stderr]   --> src/hangman.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |     use super::Game;
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `word_set`
[INFO] [stderr]   --> src/hangman.rs:28:20
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn select_word(word_set: HashSet<String>) -> String {
[INFO] [stderr]    |                    ^^^^^^^^ help: consider prefixing with an underscore: `_word_set`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `word`
[INFO] [stderr]  --> src/hangman.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     word: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `word_character_set`
[INFO] [stderr]  --> src/hangman.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     word_character_set: HashSet<char>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `number_allowed_guesses`
[INFO] [stderr]  --> src/hangman.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     number_allowed_guesses: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ServerMessage`, `State`
[INFO] [stderr]   --> src/bin/server.rs:19:50
[INFO] [stderr]    |
[INFO] [stderr] 19 | use cab403_rs::communication::{Command, Message, ServerMessage, Selection, State, encode_and_write, read_and_decode};
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `"docker" "inspect" "2989fbac153c5f0b7cd90e339cf6816a8d1169d8f2d4bf276bff39303553a015"`
[INFO] running `"docker" "rm" "-f" "2989fbac153c5f0b7cd90e339cf6816a8d1169d8f2d4bf276bff39303553a015"`
[INFO] [stdout] 2989fbac153c5f0b7cd90e339cf6816a8d1169d8f2d4bf276bff39303553a015
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ShaunKarran/cab403-rs:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] f52ba707fd2dc7fd1bc0354f4d63250d3bad75bc2734bb2174a20f25e31abb54
[INFO] running `"docker" "start" "-a" "f52ba707fd2dc7fd1bc0354f4d63250d3bad75bc2734bb2174a20f25e31abb54"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cab403_rs-c71064ceae3c3130
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test hangman::tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/client-2ad91af515c83b7a
[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] [stderr]      Running /opt/crater/target/debug/deps/server-8e1ac0611af5d8c8
[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] [stderr]    Doc-tests cab403-rs
[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" "f52ba707fd2dc7fd1bc0354f4d63250d3bad75bc2734bb2174a20f25e31abb54"`
[INFO] running `"docker" "rm" "-f" "f52ba707fd2dc7fd1bc0354f4d63250d3bad75bc2734bb2174a20f25e31abb54"`
[INFO] [stdout] f52ba707fd2dc7fd1bc0354f4d63250d3bad75bc2734bb2174a20f25e31abb54