[INFO] cloning repository https://github.com/lordofwizard/tictactoe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lordofwizard/tictactoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flordofwizard%2Ftictactoe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flordofwizard%2Ftictactoe'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 696c50c88da30caab2c9161e6ae6f3e0929436e7 [INFO] checking lordofwizard/tictactoe 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%2Flordofwizard%2Ftictactoe" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/lordofwizard/tictactoe [INFO] finished tweaking git repo https://github.com/lordofwizard/tictactoe [INFO] tweaked toml for git repo https://github.com/lordofwizard/tictactoe written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/lordofwizard/tictactoe 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/lordofwizard/tictactoe 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6dc7363a6539e41ec80671b409657dff175ce16b11e99bfd76de19be4d617ae5 [INFO] running `Command { std: "docker" "start" "-a" "6dc7363a6539e41ec80671b409657dff175ce16b11e99bfd76de19be4d617ae5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6dc7363a6539e41ec80671b409657dff175ce16b11e99bfd76de19be4d617ae5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dc7363a6539e41ec80671b409657dff175ce16b11e99bfd76de19be4d617ae5", kill_on_drop: false }` [INFO] [stdout] 6dc7363a6539e41ec80671b409657dff175ce16b11e99bfd76de19be4d617ae5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 85193ef72763302de6422817907c178e17d5e3ad8092d469a44c18f076c742b5 [INFO] running `Command { std: "docker" "start" "-a" "85193ef72763302de6422817907c178e17d5e3ad8092d469a44c18f076c742b5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.118 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking tictactoe v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/run.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/run.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/run.rs:106:20 [INFO] [stdout] | [INFO] [stdout] 106 | if (&self.board_instance.board[i][j] == &'X' || &self.board_instance.board[i][j] == &'O'){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 106 - if (&self.board_instance.board[i][j] == &'X' || &self.board_instance.board[i][j] == &'O'){ [INFO] [stdout] 106 + if &self.board_instance.board[i][j] == &'X' || &self.board_instance.board[i][j] == &'O' { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/run.rs:106:20 [INFO] [stdout] | [INFO] [stdout] 106 | if (&self.board_instance.board[i][j] == &'X' || &self.board_instance.board[i][j] == &'O'){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 106 - if (&self.board_instance.board[i][j] == &'X' || &self.board_instance.board[i][j] == &'O'){ [INFO] [stdout] 106 + if &self.board_instance.board[i][j] == &'X' || &self.board_instance.board[i][j] == &'O' { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/run.rs:111:12 [INFO] [stdout] | [INFO] [stdout] 111 | if (count == 9) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 111 - if (count == 9) { [INFO] [stdout] 111 + if count == 9 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/run.rs:111:12 [INFO] [stdout] | [INFO] [stdout] 111 | if (count == 9) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 111 - if (count == 9) { [INFO] [stdout] 111 + if count == 9 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/run.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | let mut Player1 :Player = Player{ [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/run.rs:79:13 [INFO] [stdout] | [INFO] [stdout] 79 | let mut Player1 :Player = Player{ [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Player1` [INFO] [stdout] --> src/run.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | let mut Player1 :Player = Player{ [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Player1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Player1` [INFO] [stdout] --> src/run.rs:79:13 [INFO] [stdout] | [INFO] [stdout] 79 | let mut Player1 :Player = Player{ [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Player1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_full` is never used [INFO] [stdout] --> src/run.rs:102:8 [INFO] [stdout] | [INFO] [stdout] 19 | impl Run{ [INFO] [stdout] | -------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 102 | fn is_full(&mut self) -> bool{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `char_type`, and `no_of_win` are never read [INFO] [stdout] --> src/player.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Player{ [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 8 | pub name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 9 | pub char_type: Type, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 10 | pub no_of_win: u8 [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Player1` should have a snake case name [INFO] [stdout] --> src/run.rs:74:17 [INFO] [stdout] | [INFO] [stdout] 74 | let mut Player1 :Player = Player{ [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `player1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Player1` should have a snake case name [INFO] [stdout] --> src/run.rs:79:17 [INFO] [stdout] | [INFO] [stdout] 79 | let mut Player1 :Player = Player{ [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `player1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/run.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 15 | $var = words.next().unwrap().parse().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 98 | input!(n1 n2); [INFO] [stdout] | ------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/run.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | let mut Player1 :Player = Player{ [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/run.rs:79:13 [INFO] [stdout] | [INFO] [stdout] 79 | let mut Player1 :Player = Player{ [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Player1` [INFO] [stdout] --> src/run.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | let mut Player1 :Player = Player{ [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Player1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Player1` [INFO] [stdout] --> src/run.rs:79:13 [INFO] [stdout] | [INFO] [stdout] 79 | let mut Player1 :Player = Player{ [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Player1` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tictactoe` (bin "tictactoe" test) due to 1 previous error; 11 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: method `is_full` is never used [INFO] [stdout] --> src/run.rs:102:8 [INFO] [stdout] | [INFO] [stdout] 19 | impl Run{ [INFO] [stdout] | -------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 102 | fn is_full(&mut self) -> bool{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `char_type`, and `no_of_win` are never read [INFO] [stdout] --> src/player.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Player{ [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 8 | pub name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 9 | pub char_type: Type, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 10 | pub no_of_win: u8 [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Player1` should have a snake case name [INFO] [stdout] --> src/run.rs:74:17 [INFO] [stdout] | [INFO] [stdout] 74 | let mut Player1 :Player = Player{ [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `player1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Player1` should have a snake case name [INFO] [stdout] --> src/run.rs:79:17 [INFO] [stdout] | [INFO] [stdout] 79 | let mut Player1 :Player = Player{ [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `player1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/run.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 15 | $var = words.next().unwrap().parse().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 98 | input!(n1 n2); [INFO] [stdout] | ------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tictactoe` (bin "tictactoe") due to 1 previous error; 11 warnings emitted [INFO] running `Command { std: "docker" "inspect" "85193ef72763302de6422817907c178e17d5e3ad8092d469a44c18f076c742b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85193ef72763302de6422817907c178e17d5e3ad8092d469a44c18f076c742b5", kill_on_drop: false }` [INFO] [stdout] 85193ef72763302de6422817907c178e17d5e3ad8092d469a44c18f076c742b5