[INFO] updating cached repository yjkimjunior/rust-hangman
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yjkimjunior/rust-hangman
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yjkimjunior/rust-hangman" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/yjkimjunior/rust-hangman"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/yjkimjunior/rust-hangman'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yjkimjunior/rust-hangman" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/yjkimjunior/rust-hangman"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/yjkimjunior/rust-hangman'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 321005bf7d0c3ac72bc4a77ea4075ba91c5b2e26
[INFO] sha for GitHub repo yjkimjunior/rust-hangman: 321005bf7d0c3ac72bc4a77ea4075ba91c5b2e26
[INFO] validating manifest of yjkimjunior/rust-hangman on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of yjkimjunior/rust-hangman on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing yjkimjunior/rust-hangman
[INFO] finished frobbing yjkimjunior/rust-hangman
[INFO] frobbed toml for yjkimjunior/rust-hangman written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/yjkimjunior/rust-hangman/Cargo.toml
[INFO] started frobbing yjkimjunior/rust-hangman
[INFO] finished frobbing yjkimjunior/rust-hangman
[INFO] frobbed toml for yjkimjunior/rust-hangman written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/yjkimjunior/rust-hangman/Cargo.toml
[INFO] crate yjkimjunior/rust-hangman already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking yjkimjunior/rust-hangman against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-3/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/yjkimjunior/rust-hangman:/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=forbid" "-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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b9f6c2fcc0471d48631f7815201c4d557fa60bb60cbe55cae8c3e120a10aaf4e
[INFO] running `"docker" "start" "-a" "b9f6c2fcc0471d48631f7815201c4d557fa60bb60cbe55cae8c3e120a10aaf4e"`
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking clicolors-control v1.0.0
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking console v0.7.5
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking dialoguer v0.3.0
[INFO] [stderr]     Checking ctrlc v3.1.1
[INFO] [stderr]     Checking hangman v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `guesser` is never read
[INFO] [stderr]    --> src/main.rs:160:13
[INFO] [stderr]     |
[INFO] [stderr] 160 |             guesser = Player::Computer;
[INFO] [stderr]     |             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `guesser` is never read
[INFO] [stderr]    --> src/main.rs:164:13
[INFO] [stderr]     |
[INFO] [stderr] 164 |             guesser = Player::Human;
[INFO] [stderr]     |             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `guesser` is never read
[INFO] [stderr]    --> src/main.rs:160:13
[INFO] [stderr]     |
[INFO] [stderr] 160 |             guesser = Player::Computer;
[INFO] [stderr]     |             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `guesser` is never read
[INFO] [stderr]    --> src/main.rs:164:13
[INFO] [stderr]     |
[INFO] [stderr] 164 |             guesser = Player::Human;
[INFO] [stderr]     |             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable `correctGuesses` should have a snake case name
[INFO] [stderr]    --> src/main.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |     let mut correctGuesses: Vec<char> = Vec::new();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `correct_guesses`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `wrongGuesses` should have a snake case name
[INFO] [stderr]    --> src/main.rs:116:13
[INFO] [stderr]     |
[INFO] [stderr] 116 |     let mut wrongGuesses: Vec<char> = Vec::new();
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `wrong_guesses`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `correctGuesses` should have a snake case name
[INFO] [stderr]    --> src/main.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |     let mut correctGuesses: Vec<char> = Vec::new();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `correct_guesses`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `wrongGuesses` should have a snake case name
[INFO] [stderr]    --> src/main.rs:116:13
[INFO] [stderr]     |
[INFO] [stderr] 116 |     let mut wrongGuesses: Vec<char> = Vec::new();
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `wrong_guesses`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.37s
[INFO] running `"docker" "inspect" "b9f6c2fcc0471d48631f7815201c4d557fa60bb60cbe55cae8c3e120a10aaf4e"`
[INFO] running `"docker" "rm" "-f" "b9f6c2fcc0471d48631f7815201c4d557fa60bb60cbe55cae8c3e120a10aaf4e"`
[INFO] [stdout] b9f6c2fcc0471d48631f7815201c4d557fa60bb60cbe55cae8c3e120a10aaf4e