[INFO] updating cached repository https://github.com/ShaunKarran/cab403-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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 master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShaunKarran%2Fcab403-rs" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ShaunKarran/cab403-rs on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "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 /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/ShaunKarran/cab403-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d646b4cb5b76fe51f3234d572cd704f01c52cfb11d0a8bf6783b11c1af638ea7
[INFO] running `"docker" "start" "-a" "d646b4cb5b76fe51f3234d572cd704f01c52cfb11d0a8bf6783b11c1af638ea7"`
[INFO] [stderr]    Compiling libc v0.2.32
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling bincode v0.9.2
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling threadpool v1.7.0
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling simplelog v0.4.2
[INFO] [stderr]    Compiling serde_derive_internals v0.16.0
[INFO] [stderr]    Compiling serde_derive v1.0.15
[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: if this is intentional, prefix it with an underscore: `_word_set`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `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 read: `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 read: `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: 4 warnings emitted
[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] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.18s
[INFO] running `"docker" "inspect" "d646b4cb5b76fe51f3234d572cd704f01c52cfb11d0a8bf6783b11c1af638ea7"`
[INFO] running `"docker" "rm" "-f" "d646b4cb5b76fe51f3234d572cd704f01c52cfb11d0a8bf6783b11c1af638ea7"`
[INFO] [stdout] d646b4cb5b76fe51f3234d572cd704f01c52cfb11d0a8bf6783b11c1af638ea7
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e2ebbd69b2118770c205594b62d35d47ab964a52c30f0e5ae5e160fce9e97995
[INFO] running `"docker" "start" "-a" "e2ebbd69b2118770c205594b62d35d47ab964a52c30f0e5ae5e160fce9e97995"`
[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: if this is intentional, prefix it with an underscore: `_word_set`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `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 read: `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 read: `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: 4 warnings emitted
[INFO] [stderr] 
[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: if this is intentional, prefix it with an underscore: `_word_set`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `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 read: `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 read: `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] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `"docker" "inspect" "e2ebbd69b2118770c205594b62d35d47ab964a52c30f0e5ae5e160fce9e97995"`
[INFO] running `"docker" "rm" "-f" "e2ebbd69b2118770c205594b62d35d47ab964a52c30f0e5ae5e160fce9e97995"`
[INFO] [stdout] e2ebbd69b2118770c205594b62d35d47ab964a52c30f0e5ae5e160fce9e97995
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ae8eba7b678b834acdad2844348b94beaad61abb5cd59362eb2a202361f01553
[INFO] running `"docker" "start" "-a" "ae8eba7b678b834acdad2844348b94beaad61abb5cd59362eb2a202361f01553"`
[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: if this is intentional, prefix it with an underscore: `_word_set`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `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 read: `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 read: `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: 4 warnings emitted
[INFO] [stderr] 
[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: if this is intentional, prefix it with an underscore: `_word_set`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `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 read: `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 read: `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: 5 warnings emitted
[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] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cab403_rs-3a090452279312b3
[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-3405b6f8f018e46a
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/server-098eecb14e901ecc
[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] [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" "ae8eba7b678b834acdad2844348b94beaad61abb5cd59362eb2a202361f01553"`
[INFO] running `"docker" "rm" "-f" "ae8eba7b678b834acdad2844348b94beaad61abb5cd59362eb2a202361f01553"`
[INFO] [stdout] ae8eba7b678b834acdad2844348b94beaad61abb5cd59362eb2a202361f01553