[INFO] cloning repository https://github.com/DaFrancc/liars_dice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DaFrancc/liars_dice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaFrancc%2Fliars_dice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaFrancc%2Fliars_dice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40e3333921e76c88a7c5cedd7f0f91a87d15a2ff
[INFO] checking DaFrancc/liars_dice against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaFrancc%2Fliars_dice" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DaFrancc/liars_dice
[INFO] finished tweaking git repo https://github.com/DaFrancc/liars_dice
[INFO] tweaked toml for git repo https://github.com/DaFrancc/liars_dice written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DaFrancc/liars_dice on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DaFrancc/liars_dice 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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_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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f07f374c0aa5a6256f9fb25498ffc4c78f243e1d82c324eeb5f5dde4d3ba856
[INFO] running `Command { std: "docker" "start" "-a" "4f07f374c0aa5a6256f9fb25498ffc4c78f243e1d82c324eeb5f5dde4d3ba856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f07f374c0aa5a6256f9fb25498ffc4c78f243e1d82c324eeb5f5dde4d3ba856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f07f374c0aa5a6256f9fb25498ffc4c78f243e1d82c324eeb5f5dde4d3ba856", kill_on_drop: false }`
[INFO] [stdout] 4f07f374c0aa5a6256f9fb25498ffc4c78f243e1d82c324eeb5f5dde4d3ba856
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 523e193d1c5f5d3a6201cceca7f9d2efc474312bdab0bf70e714562f6e213140
[INFO] running `Command { std: "docker" "start" "-a" "523e193d1c5f5d3a6201cceca7f9d2efc474312bdab0bf70e714562f6e213140", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.164
[INFO] [stderr]    Compiling rustix v0.38.41
[INFO] [stderr]     Checking num-bigfloat v1.7.1
[INFO] [stderr]     Checking itoa v1.0.13
[INFO] [stderr]     Checking indexmap v2.6.0
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking signal-hook v0.3.17
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]     Checking num2words v1.2.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking tokio v1.41.1
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking serde v1.0.215
[INFO] [stderr]     Checking serde_json v1.0.133
[INFO] [stderr]     Checking liars_dice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `first_turn` is never read
[INFO] [stdout]    --> src/main.rs:840:29
[INFO] [stdout]     |
[INFO] [stdout] 840 | ...                   first_turn = false;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `first_turn` is never read
[INFO] [stdout]    --> src/main.rs:903:29
[INFO] [stdout]     |
[INFO] [stdout] 903 | ...                   first_turn = false;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cur_wager` is never read
[INFO] [stdout]    --> src/main.rs:890:29
[INFO] [stdout]     |
[INFO] [stdout] 890 | ...                   cur_wager = (1, 1);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cur_wager` is never read
[INFO] [stdout]    --> src/main.rs:939:29
[INFO] [stdout]     |
[INFO] [stdout] 939 | ...                   cur_wager = (1, 1);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBERS` is never used
[INFO] [stdout]   --> src/main.rs:33:7
[INFO] [stdout]    |
[INFO] [stdout] 33 | const NUMBERS: [[&str; 5]; 10] = [
[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 `CROSS` is never used
[INFO] [stdout]   --> src/main.rs:46:7
[INFO] [stdout]    |
[INFO] [stdout] 46 | const CROSS: [&str; 5] = ["         ", "  ██ ██  ", "    █    ", "  ██ ██  ", "         "];
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ServerMessage` is never used
[INFO] [stdout]   --> src/main.rs:58:6
[INFO] [stdout]    |
[INFO] [stdout] 58 | enum ServerMessage {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_quantity` is never used
[INFO] [stdout]    --> src/main.rs:168:4
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn print_quantity(face: usize, quantity: usize) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_ORDER` is never used
[INFO] [stdout]    --> src/main.rs:176:7
[INFO] [stdout]     |
[INFO] [stdout] 176 | const COLOR_ORDER: [Color; 8] = [Color::Blue, Color::Red, Color::Green, Color::Yellow, Color::Cyan, Color::Magenta, Color::Grey, Color::R...
[INFO] [stdout]     |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_table` is never used
[INFO] [stdout]    --> src/main.rs:178:4
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn print_table(vec: &Vec<PlayerSerialize>) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `UpperCase` and `AllCaps` are never constructed
[INFO] [stdout]    --> src/main.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 264 | enum WordStyle {
[INFO] [stdout]     |      --------- variants in this enum
[INFO] [stdout] 265 |     LowerCase,
[INFO] [stdout] 266 |     UpperCase,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 267 |     AllCaps
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]     --> src/main.rs:1349:14
[INFO] [stdout]      |
[INFO] [stdout] 1349 |         2 => args[1].clone().trim().parse().unwrap(),
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `first_turn` is never read
[INFO] [stdout]    --> src/main.rs:840:29
[INFO] [stdout]     |
[INFO] [stdout] 840 | ...                   first_turn = false;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `first_turn` is never read
[INFO] [stdout]    --> src/main.rs:903:29
[INFO] [stdout]     |
[INFO] [stdout] 903 | ...                   first_turn = false;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cur_wager` is never read
[INFO] [stdout]    --> src/main.rs:890:29
[INFO] [stdout]     |
[INFO] [stdout] 890 | ...                   cur_wager = (1, 1);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cur_wager` is never read
[INFO] [stdout]    --> src/main.rs:939:29
[INFO] [stdout]     |
[INFO] [stdout] 939 | ...                   cur_wager = (1, 1);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `liars_dice` (bin "liars_dice" test) due to 1 previous error; 11 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: constant `NUMBERS` is never used
[INFO] [stdout]   --> src/main.rs:33:7
[INFO] [stdout]    |
[INFO] [stdout] 33 | const NUMBERS: [[&str; 5]; 10] = [
[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 `CROSS` is never used
[INFO] [stdout]   --> src/main.rs:46:7
[INFO] [stdout]    |
[INFO] [stdout] 46 | const CROSS: [&str; 5] = ["         ", "  ██ ██  ", "    █    ", "  ██ ██  ", "         "];
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ServerMessage` is never used
[INFO] [stdout]   --> src/main.rs:58:6
[INFO] [stdout]    |
[INFO] [stdout] 58 | enum ServerMessage {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_quantity` is never used
[INFO] [stdout]    --> src/main.rs:168:4
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn print_quantity(face: usize, quantity: usize) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COLOR_ORDER` is never used
[INFO] [stdout]    --> src/main.rs:176:7
[INFO] [stdout]     |
[INFO] [stdout] 176 | const COLOR_ORDER: [Color; 8] = [Color::Blue, Color::Red, Color::Green, Color::Yellow, Color::Cyan, Color::Magenta, Color::Grey, Color::R...
[INFO] [stdout]     |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_table` is never used
[INFO] [stdout]    --> src/main.rs:178:4
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn print_table(vec: &Vec<PlayerSerialize>) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `UpperCase` and `AllCaps` are never constructed
[INFO] [stdout]    --> src/main.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 264 | enum WordStyle {
[INFO] [stdout]     |      --------- variants in this enum
[INFO] [stdout] 265 |     LowerCase,
[INFO] [stdout] 266 |     UpperCase,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 267 |     AllCaps
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]     --> src/main.rs:1349:14
[INFO] [stdout]      |
[INFO] [stdout] 1349 |         2 => args[1].clone().trim().parse().unwrap(),
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `liars_dice` (bin "liars_dice") due to 1 previous error; 11 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "523e193d1c5f5d3a6201cceca7f9d2efc474312bdab0bf70e714562f6e213140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "523e193d1c5f5d3a6201cceca7f9d2efc474312bdab0bf70e714562f6e213140", kill_on_drop: false }`
[INFO] [stdout] 523e193d1c5f5d3a6201cceca7f9d2efc474312bdab0bf70e714562f6e213140
