[INFO] cloning repository https://github.com/a-bakos/acroguesser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/a-bakos/acroguesser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-bakos%2Facroguesser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-bakos%2Facroguesser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf47fcd03ef387e3a993c5bbec04cb2401e06a09
[INFO] checking a-bakos/acroguesser against master#35d55b34bffd51384ac430cc20852b7d16dd5a90 for pr-145108
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-bakos%2Facroguesser" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/a-bakos/acroguesser
[INFO] finished tweaking git repo https://github.com/a-bakos/acroguesser
[INFO] tweaked toml for git repo https://github.com/a-bakos/acroguesser written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/a-bakos/acroguesser on toolchain 35d55b34bffd51384ac430cc20852b7d16dd5a90
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35d55b34bffd51384ac430cc20852b7d16dd5a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/a-bakos/acroguesser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35d55b34bffd51384ac430cc20852b7d16dd5a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.142
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[INFO] [stdout] ff560374f95c91cc6cd95991589604a2830029cbe27c5a0f83c63e145da3d322
[INFO] running `Command { std: "docker" "start" "-a" "ff560374f95c91cc6cd95991589604a2830029cbe27c5a0f83c63e145da3d322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff560374f95c91cc6cd95991589604a2830029cbe27c5a0f83c63e145da3d322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff560374f95c91cc6cd95991589604a2830029cbe27c5a0f83c63e145da3d322", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+35d55b34bffd51384ac430cc20852b7d16dd5a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbdf1930e3ad2e8891efd93da148249d4edf35398d95bbdda9c27ebed7fd634e
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[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]    Compiling futures-task v0.3.21
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[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling indexmap v1.9.1
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[INFO] [stderr]     Checking futures-io v0.3.21
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[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/core/gameplay.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |         'mainGameloop: loop {
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/core/gameplay.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout]  76 | /         'mainGameloop: loop {
[INFO] [stdout]  77 | |             let mut rounds_counter: u8 = 0;
[INFO] [stdout]  78 | |             // get a journal to guess
[INFO] [stdout]  79 | |             let journal: Journal = Journals::get_random_journal(&mut journals, &game);
[INFO] [stdout] ...   |
[INFO] [stdout] 130 | |         }
[INFO] [stdout]     | |_________- any code following this expression is unreachable
[INFO] [stdout] 131 |           GUI::render(GUI::End);
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ERROR_READING_PLAYER_NAME` is never used
[INFO] [stdout]   --> src/core/consts.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const ERROR_READING_PLAYER_NAME: &str = "Failed to read player name!";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ERROR_READING_USER_GUESS` is never used
[INFO] [stdout]   --> src/core/consts.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub const ERROR_READING_USER_GUESS: &str = "Failed to read user's guess!";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CMD_USER_NAME` is never used
[INFO] [stdout]   --> src/core/consts.rs:35:11
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub const CMD_USER_NAME: &str = "-name";
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FILE_PLAYER_DATA` is never used
[INFO] [stdout]   --> src/core/consts.rs:39:11
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub const FILE_PLAYER_DATA: &str = "player_data.txt";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_player_data` is never used
[INFO] [stdout]  --> src/core/file.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn write_player_data(game: &Gameplay) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_to_log` is never used
[INFO] [stdout]   --> src/core/file.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn write_to_log(log_msg: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_letter_in_acronym` is never used
[INFO] [stdout]   --> src/core/journal.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Journal {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn is_letter_in_acronym(&self, letter: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/core/gameplay.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |         'mainGameloop: loop {
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/core/gameplay.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout]  76 | /         'mainGameloop: loop {
[INFO] [stdout]  77 | |             let mut rounds_counter: u8 = 0;
[INFO] [stdout]  78 | |             // get a journal to guess
[INFO] [stdout]  79 | |             let journal: Journal = Journals::get_random_journal(&mut journals, &game);
[INFO] [stdout] ...   |
[INFO] [stdout] 130 | |         }
[INFO] [stdout]     | |_________- any code following this expression is unreachable
[INFO] [stdout] 131 |           GUI::render(GUI::End);
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ERROR_READING_PLAYER_NAME` is never used
[INFO] [stdout]   --> src/core/consts.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const ERROR_READING_PLAYER_NAME: &str = "Failed to read player name!";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ERROR_READING_USER_GUESS` is never used
[INFO] [stdout]   --> src/core/consts.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub const ERROR_READING_USER_GUESS: &str = "Failed to read user's guess!";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CMD_USER_NAME` is never used
[INFO] [stdout]   --> src/core/consts.rs:35:11
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub const CMD_USER_NAME: &str = "-name";
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FILE_PLAYER_DATA` is never used
[INFO] [stdout]   --> src/core/consts.rs:39:11
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub const FILE_PLAYER_DATA: &str = "player_data.txt";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_player_data` is never used
[INFO] [stdout]  --> src/core/file.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn write_player_data(game: &Gameplay) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_to_log` is never used
[INFO] [stdout]   --> src/core/file.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn write_to_log(log_msg: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.55s
[INFO] running `Command { std: "docker" "inspect" "cbdf1930e3ad2e8891efd93da148249d4edf35398d95bbdda9c27ebed7fd634e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbdf1930e3ad2e8891efd93da148249d4edf35398d95bbdda9c27ebed7fd634e", kill_on_drop: false }`
[INFO] [stdout] cbdf1930e3ad2e8891efd93da148249d4edf35398d95bbdda9c27ebed7fd634e