[INFO] updating cached repository https://github.com/ShaunKarran/cab403-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6b2d984ec05b6180360b84870ed5bfebad85607f
[INFO] testing ShaunKarran/cab403-rs against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FShaunKarran%2Fcab403-rs" "work/builds/worker-8/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ShaunKarran/cab403-rs on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ShaunKarran/cab403-rs
[INFO] finished tweaking git repo https://github.com/ShaunKarran/cab403-rs
[INFO] tweaked toml for git repo https://github.com/ShaunKarran/cab403-rs written to work/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/ShaunKarran/cab403-rs already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 3ec47013f28be2747e73d1ad28226e7fc4404e798fc4e283a8ba8f5da09f30c3
[INFO] running `"docker" "start" "-a" "3ec47013f28be2747e73d1ad28226e7fc4404e798fc4e283a8ba8f5da09f30c3"`
[INFO] [stderr]    Compiling serde v1.0.15
[INFO] [stderr]    Compiling simplelog v0.4.2
[INFO] [stderr]    Compiling threadpool v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.15
[INFO] [stderr]    Compiling bincode v0.9.2
[INFO] [stderr]    Compiling cab403-rs v0.1.0 (/opt/rustwide/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 14.33s
[INFO] running `"docker" "inspect" "3ec47013f28be2747e73d1ad28226e7fc4404e798fc4e283a8ba8f5da09f30c3"`
[INFO] running `"docker" "rm" "-f" "3ec47013f28be2747e73d1ad28226e7fc4404e798fc4e283a8ba8f5da09f30c3"`
[INFO] [stdout] 3ec47013f28be2747e73d1ad28226e7fc4404e798fc4e283a8ba8f5da09f30c3
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7485280047c4a28bab7c1f9d405f7ee6c0baaad1058dae5824f03687d8729cd6
[INFO] running `"docker" "start" "-a" "7485280047c4a28bab7c1f9d405f7ee6c0baaad1058dae5824f03687d8729cd6"`
[INFO] [stderr]    Compiling cab403-rs v0.1.0 (/opt/rustwide/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 0.91s
[INFO] running `"docker" "inspect" "7485280047c4a28bab7c1f9d405f7ee6c0baaad1058dae5824f03687d8729cd6"`
[INFO] running `"docker" "rm" "-f" "7485280047c4a28bab7c1f9d405f7ee6c0baaad1058dae5824f03687d8729cd6"`
[INFO] [stdout] 7485280047c4a28bab7c1f9d405f7ee6c0baaad1058dae5824f03687d8729cd6
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] ac02c6658688f18f3ccc5f67a27384e137f6a4e97774caca6a56a3ccbc5efefb
[INFO] running `"docker" "start" "-a" "ac02c6658688f18f3ccc5f67a27384e137f6a4e97774caca6a56a3ccbc5efefb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cab403_rs-a54fe67335ccc648
[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/rustwide/target/debug/deps/client-6e2dd2b4b9e670e0
[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/rustwide/target/debug/deps/server-af9b72ec37534e31
[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" "ac02c6658688f18f3ccc5f67a27384e137f6a4e97774caca6a56a3ccbc5efefb"`
[INFO] running `"docker" "rm" "-f" "ac02c6658688f18f3ccc5f67a27384e137f6a4e97774caca6a56a3ccbc5efefb"`
[INFO] [stdout] ac02c6658688f18f3ccc5f67a27384e137f6a4e97774caca6a56a3ccbc5efefb