[INFO] cloning repository https://github.com/shellforge/rs-sudoku-bruteforce [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shellforge/rs-sudoku-bruteforce" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshellforge%2Frs-sudoku-bruteforce", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshellforge%2Frs-sudoku-bruteforce'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4f2a5ece605aa9e457fbeddbb4f62d6fad3245bf [INFO] checking shellforge/rs-sudoku-bruteforce against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshellforge%2Frs-sudoku-bruteforce" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shellforge/rs-sudoku-bruteforce on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shellforge/rs-sudoku-bruteforce [INFO] finished tweaking git repo https://github.com/shellforge/rs-sudoku-bruteforce [INFO] tweaked toml for git repo https://github.com/shellforge/rs-sudoku-bruteforce written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/shellforge/rs-sudoku-bruteforce already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ab1409bb4ff76ad5eb5ba72159c9c9f20204261ed69bfe423060f66a82bce34 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2ab1409bb4ff76ad5eb5ba72159c9c9f20204261ed69bfe423060f66a82bce34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ab1409bb4ff76ad5eb5ba72159c9c9f20204261ed69bfe423060f66a82bce34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ab1409bb4ff76ad5eb5ba72159c9c9f20204261ed69bfe423060f66a82bce34", kill_on_drop: false }` [INFO] [stdout] 2ab1409bb4ff76ad5eb5ba72159c9c9f20204261ed69bfe423060f66a82bce34 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2f79eeb4238e94d7415f9792da2e53fea4a87b19852f0e641daa7eb6b7b1bbaf [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2f79eeb4238e94d7415f9792da2e53fea4a87b19852f0e641daa7eb6b7b1bbaf", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.19 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking backtrace v0.3.48 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking latex v0.3.1 [INFO] [stderr] Checking serde_json v1.0.53 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking brute_solver_lib v0.1.0 (/opt/rustwide/workdir/brute_solver_lib) [INFO] [stderr] Checking puzzle_maker_lib v0.1.0 (/opt/rustwide/workdir/puzzle_maker_lib) [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> brute_solver_lib/src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> brute_solver_lib/src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude::*` [INFO] [stdout] --> puzzle_maker_lib/src/puzzle_piece.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude::*` [INFO] [stdout] --> puzzle_maker_lib/src/puzzle_piece.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> brute_solver_lib/src/lib.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> brute_solver_lib/src/puzzle_state.rs:20:32 [INFO] [stdout] | [INFO] [stdout] 20 | Err(why) => panic!(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 20 | Err(why) => panic!("{}", why.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 20 | Err(why) => std::panic::panic_any(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> brute_solver_lib/src/file_reader.rs:10:32 [INFO] [stdout] | [INFO] [stdout] 10 | Err(why) => panic!(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 10 | Err(why) => panic!("{}", why.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 10 | Err(why) => std::panic::panic_any(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> brute_solver_lib/src/lib.rs:39:28 [INFO] [stdout] | [INFO] [stdout] 39 | Err(why) => panic!(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 39 | Err(why) => panic!("{}", why.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 39 | Err(why) => std::panic::panic_any(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> brute_solver_lib/src/puzzle_state.rs:20:32 [INFO] [stdout] | [INFO] [stdout] 20 | Err(why) => panic!(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 20 | Err(why) => panic!("{}", why.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 20 | Err(why) => std::panic::panic_any(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> brute_solver_lib/src/file_reader.rs:10:32 [INFO] [stdout] | [INFO] [stdout] 10 | Err(why) => panic!(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 10 | Err(why) => panic!("{}", why.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 10 | Err(why) => std::panic::panic_any(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> brute_solver_lib/src/lib.rs:39:28 [INFO] [stdout] | [INFO] [stdout] 39 | Err(why) => panic!(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 39 | Err(why) => panic!("{}", why.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 39 | Err(why) => std::panic::panic_any(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> puzzle_maker_lib/src/duplicate_checker.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> puzzle_maker_lib/src/file_writer.rs:18:32 [INFO] [stdout] | [INFO] [stdout] 18 | Err(why) => panic!(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 18 | Err(why) => panic!("{}", why.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 18 | Err(why) => std::panic::panic_any(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> puzzle_maker_lib/src/file_writer.rs:23:32 [INFO] [stdout] | [INFO] [stdout] 23 | Err(why) => panic!(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 23 | Err(why) => panic!("{}", why.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 23 | Err(why) => std::panic::panic_any(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> puzzle_maker_lib/src/duplicate_checker.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> puzzle_maker_lib/src/file_writer.rs:18:32 [INFO] [stdout] | [INFO] [stdout] 18 | Err(why) => panic!(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 18 | Err(why) => panic!("{}", why.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 18 | Err(why) => std::panic::panic_any(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> puzzle_maker_lib/src/file_writer.rs:23:32 [INFO] [stdout] | [INFO] [stdout] 23 | Err(why) => panic!(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 23 | Err(why) => panic!("{}", why.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 23 | Err(why) => std::panic::panic_any(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rs_sudoku v0.1.0 (/opt/rustwide/workdir/rs_sudoku_menu) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> rs_sudoku_menu/src/main.rs:47:32 [INFO] [stdout] | [INFO] [stdout] 47 | Err(why) => panic!(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 47 | Err(why) => panic!("{}", why.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 47 | Err(why) => std::panic::panic_any(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> rs_sudoku_menu/src/main.rs:47:32 [INFO] [stdout] | [INFO] [stdout] 47 | Err(why) => panic!(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 47 | Err(why) => panic!("{}", why.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 47 | Err(why) => std::panic::panic_any(why.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 44.25s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2f79eeb4238e94d7415f9792da2e53fea4a87b19852f0e641daa7eb6b7b1bbaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f79eeb4238e94d7415f9792da2e53fea4a87b19852f0e641daa7eb6b7b1bbaf", kill_on_drop: false }` [INFO] [stdout] 2f79eeb4238e94d7415f9792da2e53fea4a87b19852f0e641daa7eb6b7b1bbaf