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[INFO] [stderr] Downloaded itoa v0.4.6 [INFO] [stderr] Downloaded serde v1.0.114 [INFO] [stderr] Downloaded ppv-lite86 v0.2.8 [INFO] [stderr] Downloaded getrandom v0.1.14 [INFO] [stderr] Downloaded proc-macro2 v1.0.18 [INFO] [stderr] Downloaded serde_derive v1.0.114 [INFO] [stderr] Downloaded serde_json v1.0.55 [INFO] [stderr] Downloaded ryu v1.0.5 [INFO] [stderr] Downloaded quote v1.0.7 [INFO] [stderr] Downloaded syn v1.0.33 [INFO] [stderr] Downloaded libc v0.2.71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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_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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d7084fee39a49ad0c8e04e4d5abcb4b228f3fa59e4caa386cd5ea1394aabdc29 [INFO] running `Command { std: "docker" "start" "-a" "d7084fee39a49ad0c8e04e4d5abcb4b228f3fa59e4caa386cd5ea1394aabdc29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d7084fee39a49ad0c8e04e4d5abcb4b228f3fa59e4caa386cd5ea1394aabdc29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7084fee39a49ad0c8e04e4d5abcb4b228f3fa59e4caa386cd5ea1394aabdc29", kill_on_drop: false }` [INFO] [stdout] d7084fee39a49ad0c8e04e4d5abcb4b228f3fa59e4caa386cd5ea1394aabdc29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 1dfc8c701456cc5d8992938c67f6155b3a0146c803aeac4e6de8ecd2091ca51c [INFO] running `Command { std: "docker" "start" "-a" "1dfc8c701456cc5d8992938c67f6155b3a0146c803aeac4e6de8ecd2091ca51c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling serde_json v1.0.55 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling MergeBot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::hint::unreachable_unchecked` [INFO] [stdout] --> src/boardex.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::hint::unreachable_unchecked; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> src/player.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::net::TcpStream` [INFO] [stdout] --> src/messages.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::net::TcpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufRead`, `BufReader`, and `Result` [INFO] [stdout] --> src/messages.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{BufReader, BufRead, Result}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Action` and `Board` [INFO] [stdout] --> src/main.rs:7:19 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::game::{Board, Action}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::human::Human` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::human::Human; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Instant` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::time::Instant; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BoardExplorer` and `perft` [INFO] [stdout] --> src/main.rs:10:22 [INFO] [stdout] | [INFO] [stdout] 10 | use crate::boardex::{perft, BoardExplorer}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `play_online` [INFO] [stdout] --> src/main.rs:11:21 [INFO] [stdout] | [INFO] [stdout] 11 | use crate::player::{play_online, play_duel}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::read_to_string` [INFO] [stdout] --> src/bot.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::fs::read_to_string; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Display` [INFO] [stdout] --> src/game.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::path::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::game::Status::HitTurnLimit` [INFO] [stdout] --> src/game.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::game::Status::HitTurnLimit; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/boardex.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 58 | let b = explorer.board.clone(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `end_msg` [INFO] [stdout] --> src/player.rs:38:30 [INFO] [stdout] | [INFO] [stdout] 38 | Message::End(end_msg) => return Ok(()), [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_end_msg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Human` is never constructed [INFO] [stdout] --> src/human.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Human { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/human.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Human { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] 10 | pub fn new() -> Human { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `perft` is never used [INFO] [stdout] --> src/boardex.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn perft(explorer: &mut BoardExplorer, depth: i32) -> u64 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `play_online` is never used [INFO] [stdout] --> src/player.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn play_online(address: &str, factory: F) -> Result<()> [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `receive` is never used [INFO] [stdout] --> src/player.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn receive(reader: &mut R) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `send` is never used [INFO] [stdout] --> src/player.rs:64:4 [INFO] [stdout] | [INFO] [stdout] 64 | fn send(writer: &mut W, msg: &str) -> Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/messages.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | Start(StartMsg), [INFO] [stdout] | ----- ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 - Start(StartMsg), [INFO] [stdout] 9 + Start(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/messages.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | Move(MoveMsg), [INFO] [stdout] | ---- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 - Move(MoveMsg), [INFO] [stdout] 11 + Move(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/messages.rs:13:11 [INFO] [stdout] | [INFO] [stdout] 13 | Error(ErrorMsg), [INFO] [stdout] | ----- ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 13 - Error(ErrorMsg), [INFO] [stdout] 13 + Error(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/messages.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | End(EndMsg), [INFO] [stdout] | --- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 15 - End(EndMsg), [INFO] [stdout] 15 + End(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `message_type`, `message`, `your_side`, `your_turn`, and `full_board` are never read [INFO] [stdout] --> src/messages.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct StartMsg { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 20 | pub message_type: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 21 | pub message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 22 | pub your_side: i32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 23 | pub your_turn: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 24 | pub full_board: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StartMsg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `message_type`, `message`, `move_played`, `your_turn`, and `full_board` are never read [INFO] [stdout] --> src/messages.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct MoveMsg { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 29 | pub message_type: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 30 | pub message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 31 | pub move_played: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 32 | pub your_turn: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 33 | pub full_board: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MoveMsg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `message_type`, `message`, and `command_received` are never read [INFO] [stdout] --> src/messages.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct ErrorMsg { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 38 | pub message_type: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 39 | pub message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 40 | pub command_received: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ErrorMsg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `message_type`, `message`, `move_played`, `winner`, and `full_board` are never read [INFO] [stdout] --> src/messages.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 44 | pub struct EndMsg { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 45 | pub message_type: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 46 | pub message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 47 | pub move_played: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 48 | pub winner: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 49 | pub full_board: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EndMsg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from` and `to_string` are never used [INFO] [stdout] --> src/game.rs:249:12 [INFO] [stdout] | [INFO] [stdout] 248 | impl Action { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 249 | pub fn from(action: &str) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 254 | pub fn to_string(self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/human.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | self.board.perform(action); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 31 | let _ = self.board.perform(action); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/boardex.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | self.board.perform(action); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 25 | let _ = self.board.perform(action); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/player.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | send(&mut writer, "ready\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 25 | let _ = send(&mut writer, "ready\n"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/player.rs:43:25 [INFO] [stdout] | [INFO] [stdout] 43 | send(&mut writer, &action.to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 43 | let _ = send(&mut writer, &action.to_string()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/player.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 82 | board.perform(&action); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 82 | let _ = board.perform(&action); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bot.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | self.board.perform(action); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 53 | let _ = self.board.perform(action); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game.rs:213:17 [INFO] [stdout] | [INFO] [stdout] 213 | write!(f, "{} ", c); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game.rs:215:13 [INFO] [stdout] | [INFO] [stdout] 215 | write!(f, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.72s [INFO] running `Command { std: "docker" "inspect" "1dfc8c701456cc5d8992938c67f6155b3a0146c803aeac4e6de8ecd2091ca51c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1dfc8c701456cc5d8992938c67f6155b3a0146c803aeac4e6de8ecd2091ca51c", kill_on_drop: false }` [INFO] [stdout] 1dfc8c701456cc5d8992938c67f6155b3a0146c803aeac4e6de8ecd2091ca51c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] f03d214c70124306d3dc8228593dcf8cf9fcb9dc742937d34e7f94f1b7dc2b35 [INFO] running `Command { std: "docker" "start" "-a" "f03d214c70124306d3dc8228593dcf8cf9fcb9dc742937d34e7f94f1b7dc2b35", kill_on_drop: false }` [INFO] [stderr] Compiling MergeBot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::hint::unreachable_unchecked` [INFO] [stdout] --> src/boardex.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::hint::unreachable_unchecked; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> src/player.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::net::TcpStream` [INFO] [stdout] --> src/messages.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::net::TcpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufRead`, `BufReader`, and `Result` [INFO] [stdout] --> src/messages.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{BufReader, BufRead, Result}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Action` and `Board` [INFO] [stdout] --> src/main.rs:7:19 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::game::{Board, Action}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::human::Human` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::human::Human; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Instant` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::time::Instant; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BoardExplorer` and `perft` [INFO] [stdout] --> src/main.rs:10:22 [INFO] [stdout] | [INFO] [stdout] 10 | use crate::boardex::{perft, BoardExplorer}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `play_online` [INFO] [stdout] --> src/main.rs:11:21 [INFO] [stdout] | [INFO] [stdout] 11 | use crate::player::{play_online, play_duel}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::read_to_string` [INFO] [stdout] --> src/bot.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::fs::read_to_string; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Display` [INFO] [stdout] --> src/game.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::path::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::game::Status::HitTurnLimit` [INFO] [stdout] --> src/game.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::game::Status::HitTurnLimit; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/boardex.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 58 | let b = explorer.board.clone(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `end_msg` [INFO] [stdout] --> src/player.rs:38:30 [INFO] [stdout] | [INFO] [stdout] 38 | Message::End(end_msg) => return Ok(()), [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_end_msg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Human` is never constructed [INFO] [stdout] --> src/human.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Human { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/human.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Human { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] 10 | pub fn new() -> Human { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `perft` is never used [INFO] [stdout] --> src/boardex.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn perft(explorer: &mut BoardExplorer, depth: i32) -> u64 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `play_online` is never used [INFO] [stdout] --> src/player.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn play_online(address: &str, factory: F) -> Result<()> [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `receive` is never used [INFO] [stdout] --> src/player.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn receive(reader: &mut R) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `send` is never used [INFO] [stdout] --> src/player.rs:64:4 [INFO] [stdout] | [INFO] [stdout] 64 | fn send(writer: &mut W, msg: &str) -> Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/messages.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | Start(StartMsg), [INFO] [stdout] | ----- ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 - Start(StartMsg), [INFO] [stdout] 9 + Start(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/messages.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | Move(MoveMsg), [INFO] [stdout] | ---- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 - Move(MoveMsg), [INFO] [stdout] 11 + Move(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/messages.rs:13:11 [INFO] [stdout] | [INFO] [stdout] 13 | Error(ErrorMsg), [INFO] [stdout] | ----- ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 13 - Error(ErrorMsg), [INFO] [stdout] 13 + Error(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/messages.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | End(EndMsg), [INFO] [stdout] | --- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 15 - End(EndMsg), [INFO] [stdout] 15 + End(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `message_type`, `message`, `your_side`, `your_turn`, and `full_board` are never read [INFO] [stdout] --> src/messages.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct StartMsg { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 20 | pub message_type: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 21 | pub message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 22 | pub your_side: i32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 23 | pub your_turn: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 24 | pub full_board: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StartMsg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `message_type`, `message`, `move_played`, `your_turn`, and `full_board` are never read [INFO] [stdout] --> src/messages.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct MoveMsg { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 29 | pub message_type: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 30 | pub message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 31 | pub move_played: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 32 | pub your_turn: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 33 | pub full_board: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MoveMsg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `message_type`, `message`, and `command_received` are never read [INFO] [stdout] --> src/messages.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct ErrorMsg { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 38 | pub message_type: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 39 | pub message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 40 | pub command_received: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ErrorMsg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `message_type`, `message`, `move_played`, `winner`, and `full_board` are never read [INFO] [stdout] --> src/messages.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 44 | pub struct EndMsg { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 45 | pub message_type: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 46 | pub message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 47 | pub move_played: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 48 | pub winner: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 49 | pub full_board: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EndMsg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from` and `to_string` are never used [INFO] [stdout] --> src/game.rs:249:12 [INFO] [stdout] | [INFO] [stdout] 248 | impl Action { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 249 | pub fn from(action: &str) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 254 | pub fn to_string(self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/human.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | self.board.perform(action); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 31 | let _ = self.board.perform(action); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/boardex.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | self.board.perform(action); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 25 | let _ = self.board.perform(action); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/player.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | send(&mut writer, "ready\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 25 | let _ = send(&mut writer, "ready\n"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/player.rs:43:25 [INFO] [stdout] | [INFO] [stdout] 43 | send(&mut writer, &action.to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 43 | let _ = send(&mut writer, &action.to_string()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/player.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 82 | board.perform(&action); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 82 | let _ = board.perform(&action); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bot.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | self.board.perform(action); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 53 | let _ = self.board.perform(action); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game.rs:213:17 [INFO] [stdout] | [INFO] [stdout] 213 | write!(f, "{} ", c); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game.rs:215:13 [INFO] [stdout] | [INFO] [stdout] 215 | write!(f, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.92s [INFO] running `Command { std: "docker" "inspect" "f03d214c70124306d3dc8228593dcf8cf9fcb9dc742937d34e7f94f1b7dc2b35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f03d214c70124306d3dc8228593dcf8cf9fcb9dc742937d34e7f94f1b7dc2b35", kill_on_drop: false }` [INFO] [stdout] f03d214c70124306d3dc8228593dcf8cf9fcb9dc742937d34e7f94f1b7dc2b35 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 377562a15c7049c52e0a6fa446c86fd44a28a7162b9e11c455f2b1956bc3f1ad [INFO] running `Command { std: "docker" "start" "-a" "377562a15c7049c52e0a6fa446c86fd44a28a7162b9e11c455f2b1956bc3f1ad", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::hint::unreachable_unchecked` [INFO] [stderr] --> src/boardex.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::hint::unreachable_unchecked; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::BorrowMut` [INFO] [stderr] --> src/player.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::borrow::BorrowMut; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::TcpStream` [INFO] [stderr] --> src/messages.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::net::TcpStream; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufRead`, `BufReader`, and `Result` [INFO] [stderr] --> src/messages.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::{BufReader, BufRead, Result}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Action` and `Board` [INFO] [stderr] --> src/main.rs:7:19 [INFO] [stderr] | [INFO] [stderr] 7 | use crate::game::{Board, Action}; [INFO] [stderr] | ^^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::human::Human` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use crate::human::Human; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Instant` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::time::Instant; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BoardExplorer` and `perft` [INFO] [stderr] --> src/main.rs:10:22 [INFO] [stderr] | [INFO] [stderr] 10 | use crate::boardex::{perft, BoardExplorer}; [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `play_online` [INFO] [stderr] --> src/main.rs:11:21 [INFO] [stderr] | [INFO] [stderr] 11 | use crate::player::{play_online, play_duel}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::read_to_string` [INFO] [stderr] --> src/bot.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs::read_to_string; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Display` [INFO] [stderr] --> src/game.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::path::Display; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::game::Status::HitTurnLimit` [INFO] [stderr] --> src/game.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use crate::game::Status::HitTurnLimit; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/boardex.rs:58:17 [INFO] [stderr] | [INFO] [stderr] 58 | let b = explorer.board.clone(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `end_msg` [INFO] [stderr] --> src/player.rs:38:30 [INFO] [stderr] | [INFO] [stderr] 38 | Message::End(end_msg) => return Ok(()), [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_end_msg` [INFO] [stderr] [INFO] [stderr] warning: struct `Human` is never constructed [INFO] [stderr] --> src/human.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | pub struct Human { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/human.rs:10:12 [INFO] [stderr] | [INFO] [stderr] 9 | impl Human { [INFO] [stderr] | ---------- associated function in this implementation [INFO] [stderr] 10 | pub fn new() -> Human { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `perft` is never used [INFO] [stderr] --> src/boardex.rs:49:8 [INFO] [stderr] | [INFO] [stderr] 49 | pub fn perft(explorer: &mut BoardExplorer, depth: i32) -> u64 { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `play_online` is never used [INFO] [stderr] --> src/player.rs:15:8 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn play_online(address: &str, factory: F) -> Result<()> [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `receive` is never used [INFO] [stderr] --> src/player.rs:58:4 [INFO] [stderr] | [INFO] [stderr] 58 | fn receive(reader: &mut R) -> Result { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `send` is never used [INFO] [stderr] --> src/player.rs:64:4 [INFO] [stderr] | [INFO] [stderr] 64 | fn send(writer: &mut W, msg: &str) -> Result<()> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/messages.rs:9:11 [INFO] [stderr] | [INFO] [stderr] 9 | Start(StartMsg), [INFO] [stderr] | ----- ^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 9 - Start(StartMsg), [INFO] [stderr] 9 + Start(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/messages.rs:11:10 [INFO] [stderr] | [INFO] [stderr] 11 | Move(MoveMsg), [INFO] [stderr] | ---- ^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 11 - Move(MoveMsg), [INFO] [stderr] 11 + Move(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/messages.rs:13:11 [INFO] [stderr] | [INFO] [stderr] 13 | Error(ErrorMsg), [INFO] [stderr] | ----- ^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 13 - Error(ErrorMsg), [INFO] [stderr] 13 + Error(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/messages.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | End(EndMsg), [INFO] [stderr] | --- ^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 15 - End(EndMsg), [INFO] [stderr] 15 + End(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: fields `message_type`, `message`, `your_side`, `your_turn`, and `full_board` are never read [INFO] [stderr] --> src/messages.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 19 | pub struct StartMsg { [INFO] [stderr] | -------- fields in this struct [INFO] [stderr] 20 | pub message_type: String, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] 21 | pub message: String, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 22 | pub your_side: i32, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 23 | pub your_turn: bool, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 24 | pub full_board: String, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `StartMsg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: fields `message_type`, `message`, `move_played`, `your_turn`, and `full_board` are never read [INFO] [stderr] --> src/messages.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 28 | pub struct MoveMsg { [INFO] [stderr] | ------- fields in this struct [INFO] [stderr] 29 | pub message_type: String, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] 30 | pub message: String, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 31 | pub move_played: String, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] 32 | pub your_turn: bool, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 33 | pub full_board: String, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `MoveMsg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: fields `message_type`, `message`, and `command_received` are never read [INFO] [stderr] --> src/messages.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 37 | pub struct ErrorMsg { [INFO] [stderr] | -------- fields in this struct [INFO] [stderr] 38 | pub message_type: String, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] 39 | pub message: String, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 40 | pub command_received: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `ErrorMsg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: fields `message_type`, `message`, `move_played`, `winner`, and `full_board` are never read [INFO] [stderr] --> src/messages.rs:45:9 [INFO] [stderr] | [INFO] [stderr] 44 | pub struct EndMsg { [INFO] [stderr] | ------ fields in this struct [INFO] [stderr] 45 | pub message_type: String, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] 46 | pub message: String, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 47 | pub move_played: String, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] 48 | pub winner: i32, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 49 | pub full_board: String, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `EndMsg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: associated items `from` and `to_string` are never used [INFO] [stderr] --> src/game.rs:249:12 [INFO] [stderr] | [INFO] [stderr] 248 | impl Action { [INFO] [stderr] | ----------- associated items in this implementation [INFO] [stderr] 249 | pub fn from(action: &str) -> Result { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 254 | pub fn to_string(self) -> String { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/human.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | self.board.perform(action); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 31 | let _ = self.board.perform(action); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/boardex.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | self.board.perform(action); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 25 | let _ = self.board.perform(action); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/player.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | send(&mut writer, "ready\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 25 | let _ = send(&mut writer, "ready\n"); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/player.rs:43:25 [INFO] [stderr] | [INFO] [stderr] 43 | send(&mut writer, &action.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 43 | let _ = send(&mut writer, &action.to_string()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/player.rs:82:9 [INFO] [stderr] | [INFO] [stderr] 82 | board.perform(&action); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 82 | let _ = board.perform(&action); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/bot.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | self.board.perform(action); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 53 | let _ = self.board.perform(action); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/game.rs:213:17 [INFO] [stderr] | [INFO] [stderr] 213 | write!(f, "{} ", c); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/game.rs:215:13 [INFO] [stderr] | [INFO] [stderr] 215 | write!(f, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `MergeBot` (bin "MergeBot" test) generated 37 warnings (run `cargo fix --bin "MergeBot" --tests` to apply 12 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/MergeBot-176a0ad5e130f6df) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "377562a15c7049c52e0a6fa446c86fd44a28a7162b9e11c455f2b1956bc3f1ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "377562a15c7049c52e0a6fa446c86fd44a28a7162b9e11c455f2b1956bc3f1ad", kill_on_drop: false }` [INFO] [stdout] 377562a15c7049c52e0a6fa446c86fd44a28a7162b9e11c455f2b1956bc3f1ad