[INFO] cloning repository https://github.com/afaynin/monty_hall_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/afaynin/monty_hall_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafaynin%2Fmonty_hall_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafaynin%2Fmonty_hall_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43dbc3a912af6787c71ad6a27e0227624ae6a095
[INFO] checking afaynin/monty_hall_rust against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafaynin%2Fmonty_hall_rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/afaynin/monty_hall_rust
[INFO] finished tweaking git repo https://github.com/afaynin/monty_hall_rust
[INFO] tweaked toml for git repo https://github.com/afaynin/monty_hall_rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/afaynin/monty_hall_rust on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/afaynin/monty_hall_rust 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" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ebe1e85df634fe5cdef2cc25d763c1f827d3dfc6dfd612bc62e12614c06fbbe0
[INFO] running `Command { std: "docker" "start" "ebe1e85df634fe5cdef2cc25d763c1f827d3dfc6dfd612bc62e12614c06fbbe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebe1e85df634fe5cdef2cc25d763c1f827d3dfc6dfd612bc62e12614c06fbbe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ebe1e85df634fe5cdef2cc25d763c1f827d3dfc6dfd612bc62e12614c06fbbe0" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebe1e85df634fe5cdef2cc25d763c1f827d3dfc6dfd612bc62e12614c06fbbe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ebe1e85df634fe5cdef2cc25d763c1f827d3dfc6dfd612bc62e12614c06fbbe0" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking monty_hall v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     if (stick_with_original_door){
[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] 33 -     if (stick_with_original_door){
[INFO] [stdout] 33 +     if stick_with_original_door {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |         if (valid_doors.contains(&0)) {
[INFO] [stdout]    |            ^                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 39 -         if (valid_doors.contains(&0)) {
[INFO] [stdout] 39 +         if valid_doors.contains(&0) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |         if (valid_doors.contains(&1)) {
[INFO] [stdout]    |            ^                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 42 -         if (valid_doors.contains(&1)) {
[INFO] [stdout] 42 +         if valid_doors.contains(&1) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |         if (valid_doors.contains(&2)) {
[INFO] [stdout]    |            ^                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -         if (valid_doors.contains(&2)) {
[INFO] [stdout] 45 +         if valid_doors.contains(&2) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |     if (choice == goat_door) {
[INFO] [stdout]    |        ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 -     if (choice == goat_door) {
[INFO] [stdout] 56 +     if choice == goat_door {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]   --> src/main.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut rng = rand::thread_rng();
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/main.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |         None => rng.gen_range(0..3),
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/main.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let goat_door = rng.gen_range(0..3);
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/main.rs:30:27
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let init_choice = rng.gen_range(0..3); 
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/main.rs:31:27
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let goatdoor_rng= rng.gen_range(1..3); 
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     if (stick_with_original_door){
[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] 33 -     if (stick_with_original_door){
[INFO] [stdout] 33 +     if stick_with_original_door {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |         if (valid_doors.contains(&0)) {
[INFO] [stdout]    |            ^                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 39 -         if (valid_doors.contains(&0)) {
[INFO] [stdout] 39 +         if valid_doors.contains(&0) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |         if (valid_doors.contains(&1)) {
[INFO] [stdout]    |            ^                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 42 -         if (valid_doors.contains(&1)) {
[INFO] [stdout] 42 +         if valid_doors.contains(&1) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |         if (valid_doors.contains(&2)) {
[INFO] [stdout]    |            ^                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -         if (valid_doors.contains(&2)) {
[INFO] [stdout] 45 +         if valid_doors.contains(&2) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |     if (choice == goat_door) {
[INFO] [stdout]    |        ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 -     if (choice == goat_door) {
[INFO] [stdout] 56 +     if choice == goat_door {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `door`
[INFO] [stdout]   --> src/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let door = match door {
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_door`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `doors`
[INFO] [stdout]   --> src/main.rs:54:16
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn valid_doors(doors: [usize;3], choice: usize, goat_door: usize, rng: usize) -> HashSet<usize> {
[INFO] [stdout]    |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_doors`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]   --> src/main.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut rng = rand::thread_rng();
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/main.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |         None => rng.gen_range(0..3),
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/main.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let goat_door = rng.gen_range(0..3);
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/main.rs:30:27
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let init_choice = rng.gen_range(0..3); 
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]   --> src/main.rs:31:27
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let goatdoor_rng= rng.gen_range(1..3); 
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `door`
[INFO] [stdout]   --> src/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let door = match door {
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_door`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `doors`
[INFO] [stdout]   --> src/main.rs:54:16
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn valid_doors(doors: [usize;3], choice: usize, goat_door: usize, rng: usize) -> HashSet<usize> {
[INFO] [stdout]    |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_doors`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.62s
[INFO] running `Command { std: "docker" "inspect" "ebe1e85df634fe5cdef2cc25d763c1f827d3dfc6dfd612bc62e12614c06fbbe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebe1e85df634fe5cdef2cc25d763c1f827d3dfc6dfd612bc62e12614c06fbbe0", kill_on_drop: false }`
[INFO] [stdout] ebe1e85df634fe5cdef2cc25d763c1f827d3dfc6dfd612bc62e12614c06fbbe0
