[INFO] cloning repository https://github.com/mmetzger2385/rust-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mmetzger2385/rust-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmetzger2385%2Frust-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmetzger2385%2Frust-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe337b8125c5afd72c4ea3b5d6b100664ecdc5ee
[INFO] testing mmetzger2385/rust-tutorial against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmetzger2385%2Frust-tutorial" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mmetzger2385/rust-tutorial on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mmetzger2385/rust-tutorial
[INFO] finished tweaking git repo https://github.com/mmetzger2385/rust-tutorial
[INFO] tweaked toml for git repo https://github.com/mmetzger2385/rust-tutorial written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mmetzger2385/rust-tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d19fa337c14d27bb6373850719725cb9e36b60f4a2cd4d126a9d367d1be3ec3a
[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" "d19fa337c14d27bb6373850719725cb9e36b60f4a2cd4d126a9d367d1be3ec3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d19fa337c14d27bb6373850719725cb9e36b60f4a2cd4d126a9d367d1be3ec3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d19fa337c14d27bb6373850719725cb9e36b60f4a2cd4d126a9d367d1be3ec3a", kill_on_drop: false }`
[INFO] [stdout] d19fa337c14d27bb6373850719725cb9e36b60f4a2cd4d126a9d367d1be3ec3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e83dc6fe5256f9ef177073ba3841911634cc9d89f1dc156d6e087d4a3c0862da
[INFO] running `Command { std: "docker" "start" "-a" "e83dc6fe5256f9ef177073ba3841911634cc9d89f1dc156d6e087d4a3c0862da", kill_on_drop: false }`
[INFO] [stderr]    Compiling tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `low`
[INFO] [stdout]   --> src/main.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let (low, medium, high) = guess_count;
[INFO] [stdout]    |          ^^^ help: if this is intentional, prefix it with an underscore: `_low`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `medium`
[INFO] [stdout]   --> src/main.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let (low, medium, high) = guess_count;
[INFO] [stdout]    |               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `high`
[INFO] [stdout]   --> src/main.rs:24:23
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let (low, medium, high) = guess_count;
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_high`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `low_guess`
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let low_guess = guess_count.0;
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_low_guess`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `medium_guess`
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let medium_guess = guess_count.1;
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium_guess`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `high_guess`
[INFO] [stdout]   --> src/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let high_guess = guess_count.2;
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_high_guess`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `low`
[INFO] [stdout]   --> src/main.rs:95:10
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let (low, medium, high) = guess_count;
[INFO] [stdout]    |          ^^^ help: if this is intentional, prefix it with an underscore: `_low`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `medium`
[INFO] [stdout]   --> src/main.rs:95:15
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let (low, medium, high) = guess_count;
[INFO] [stdout]    |               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `high`
[INFO] [stdout]   --> src/main.rs:95:23
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let (low, medium, high) = guess_count;
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_high`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `low_guess`
[INFO] [stdout]   --> src/main.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let low_guess = guess_count.0;
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_low_guess`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `medium_guess`
[INFO] [stdout]   --> src/main.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let medium_guess = guess_count.1;
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium_guess`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `high_guess`
[INFO] [stdout]    --> src/main.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let high_guess = guess_count.2;
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_high_guess`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]   --> src/main.rs:84:22
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn interpret_results(count: i32){
[INFO] [stdout]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "e83dc6fe5256f9ef177073ba3841911634cc9d89f1dc156d6e087d4a3c0862da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e83dc6fe5256f9ef177073ba3841911634cc9d89f1dc156d6e087d4a3c0862da", kill_on_drop: false }`
[INFO] [stdout] e83dc6fe5256f9ef177073ba3841911634cc9d89f1dc156d6e087d4a3c0862da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 637a84df1266f641fbe68231a215311162b32895054bb1317118b7196bb78783
[INFO] running `Command { std: "docker" "start" "-a" "637a84df1266f641fbe68231a215311162b32895054bb1317118b7196bb78783", kill_on_drop: false }`
[INFO] [stderr]    Compiling tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `low`
[INFO] [stdout]   --> src/main.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let (low, medium, high) = guess_count;
[INFO] [stdout]    |          ^^^ help: if this is intentional, prefix it with an underscore: `_low`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `medium`
[INFO] [stdout]   --> src/main.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let (low, medium, high) = guess_count;
[INFO] [stdout]    |               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `high`
[INFO] [stdout]   --> src/main.rs:24:23
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let (low, medium, high) = guess_count;
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_high`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `low_guess`
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let low_guess = guess_count.0;
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_low_guess`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `medium_guess`
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let medium_guess = guess_count.1;
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium_guess`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `high_guess`
[INFO] [stdout]   --> src/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let high_guess = guess_count.2;
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_high_guess`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `low`
[INFO] [stdout]   --> src/main.rs:95:10
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let (low, medium, high) = guess_count;
[INFO] [stdout]    |          ^^^ help: if this is intentional, prefix it with an underscore: `_low`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `medium`
[INFO] [stdout]   --> src/main.rs:95:15
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let (low, medium, high) = guess_count;
[INFO] [stdout]    |               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `high`
[INFO] [stdout]   --> src/main.rs:95:23
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let (low, medium, high) = guess_count;
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_high`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `low_guess`
[INFO] [stdout]   --> src/main.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let low_guess = guess_count.0;
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_low_guess`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `medium_guess`
[INFO] [stdout]   --> src/main.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let medium_guess = guess_count.1;
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium_guess`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `high_guess`
[INFO] [stdout]    --> src/main.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let high_guess = guess_count.2;
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_high_guess`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]   --> src/main.rs:84:22
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn interpret_results(count: i32){
[INFO] [stdout]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "637a84df1266f641fbe68231a215311162b32895054bb1317118b7196bb78783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "637a84df1266f641fbe68231a215311162b32895054bb1317118b7196bb78783", kill_on_drop: false }`
[INFO] [stdout] 637a84df1266f641fbe68231a215311162b32895054bb1317118b7196bb78783
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fc57353d564e31c1f39127048446eb847c008cc12aced4983fb31d8507ee3907
[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" "fc57353d564e31c1f39127048446eb847c008cc12aced4983fb31d8507ee3907", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `low`
[INFO] [stderr]   --> src/main.rs:24:10
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let (low, medium, high) = guess_count;
[INFO] [stderr]    |          ^^^ help: if this is intentional, prefix it with an underscore: `_low`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `medium`
[INFO] [stderr]   --> src/main.rs:24:15
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let (low, medium, high) = guess_count;
[INFO] [stderr]    |               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `high`
[INFO] [stderr]   --> src/main.rs:24:23
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let (low, medium, high) = guess_count;
[INFO] [stderr]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_high`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `low_guess`
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let low_guess = guess_count.0;
[INFO] [stderr]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_low_guess`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `medium_guess`
[INFO] [stderr]   --> src/main.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let medium_guess = guess_count.1;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium_guess`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `high_guess`
[INFO] [stderr]   --> src/main.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let high_guess = guess_count.2;
[INFO] [stderr]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_high_guess`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `low`
[INFO] [stderr]   --> src/main.rs:95:10
[INFO] [stderr]    |
[INFO] [stderr] 95 |     let (low, medium, high) = guess_count;
[INFO] [stderr]    |          ^^^ help: if this is intentional, prefix it with an underscore: `_low`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `medium`
[INFO] [stderr]   --> src/main.rs:95:15
[INFO] [stderr]    |
[INFO] [stderr] 95 |     let (low, medium, high) = guess_count;
[INFO] [stderr]    |               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `high`
[INFO] [stderr]   --> src/main.rs:95:23
[INFO] [stderr]    |
[INFO] [stderr] 95 |     let (low, medium, high) = guess_count;
[INFO] [stderr]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_high`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `low_guess`
[INFO] [stderr]   --> src/main.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let low_guess = guess_count.0;
[INFO] [stderr]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_low_guess`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `medium_guess`
[INFO] [stderr]   --> src/main.rs:99:9
[INFO] [stderr]    |
[INFO] [stderr] 99 |     let medium_guess = guess_count.1;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium_guess`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `high_guess`
[INFO] [stderr]    --> src/main.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |     let high_guess = guess_count.2;
[INFO] [stderr]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_high_guess`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `count`
[INFO] [stderr]   --> src/main.rs:84:22
[INFO] [stderr]    |
[INFO] [stderr] 84 | fn interpret_results(count: i32){
[INFO] [stderr]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stderr] 
[INFO] [stderr] warning: `tutorial` (bin "tutorial" test) generated 13 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tutorial-168645cb7fa0d3f6)
[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" "fc57353d564e31c1f39127048446eb847c008cc12aced4983fb31d8507ee3907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc57353d564e31c1f39127048446eb847c008cc12aced4983fb31d8507ee3907", kill_on_drop: false }`
[INFO] [stdout] fc57353d564e31c1f39127048446eb847c008cc12aced4983fb31d8507ee3907