[INFO] cloning repository https://github.com/ihnmalik/online_class_4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ihnmalik/online_class_4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fihnmalik%2Fonline_class_4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fihnmalik%2Fonline_class_4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db3aec80a3d4facac389bd461bc6e2f34a1e085f
[INFO] testing ihnmalik/online_class_4 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fihnmalik%2Fonline_class_4" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ihnmalik/online_class_4 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/ihnmalik/online_class_4
[INFO] finished tweaking git repo https://github.com/ihnmalik/online_class_4
[INFO] tweaked toml for git repo https://github.com/ihnmalik/online_class_4 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/ihnmalik/online_class_4 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b118bfc9fc49b2963dcdb263e9ff411d936b601a4c55f8ed5a50d59a2e01b3b0
[INFO] running `Command { std: "docker" "start" "-a" "b118bfc9fc49b2963dcdb263e9ff411d936b601a4c55f8ed5a50d59a2e01b3b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b118bfc9fc49b2963dcdb263e9ff411d936b601a4c55f8ed5a50d59a2e01b3b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b118bfc9fc49b2963dcdb263e9ff411d936b601a4c55f8ed5a50d59a2e01b3b0", kill_on_drop: false }`
[INFO] [stdout] b118bfc9fc49b2963dcdb263e9ff411d936b601a4c55f8ed5a50d59a2e01b3b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] d28bfce29c76a3396fe6b5ed87b5f1cce47d10b93ad1252e2173206631299e2a
[INFO] running `Command { std: "docker" "start" "-a" "d28bfce29c76a3396fe6b5ed87b5f1cce47d10b93ad1252e2173206631299e2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crates_practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]  --> src/new.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |         let name: String = "hasaan".to_string();
[INFO] [stdout]   |             ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eat_at_restaurant`
[INFO] [stdout]  --> src/restaurant.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn eat_at_restaurant() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_my_name`
[INFO] [stdout]  --> src/new.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn print_my_name() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_to_waitlist`
[INFO] [stdout]  --> src/restaurant.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |         pub fn add_to_waitlist() {}
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "d28bfce29c76a3396fe6b5ed87b5f1cce47d10b93ad1252e2173206631299e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d28bfce29c76a3396fe6b5ed87b5f1cce47d10b93ad1252e2173206631299e2a", kill_on_drop: false }`
[INFO] [stdout] d28bfce29c76a3396fe6b5ed87b5f1cce47d10b93ad1252e2173206631299e2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] db616471c0076e1ffca9548e28fd22a1190d2e193c59174cfd964e9bace80fa0
[INFO] running `Command { std: "docker" "start" "-a" "db616471c0076e1ffca9548e28fd22a1190d2e193c59174cfd964e9bace80fa0", kill_on_drop: false }`
[INFO] [stderr]    Compiling crates_practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]  --> src/new.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |         let name: String = "hasaan".to_string();
[INFO] [stdout]   |             ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eat_at_restaurant`
[INFO] [stdout]  --> src/restaurant.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn eat_at_restaurant() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_my_name`
[INFO] [stdout]  --> src/new.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn print_my_name() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_to_waitlist`
[INFO] [stdout]  --> src/restaurant.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |         pub fn add_to_waitlist() {}
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "db616471c0076e1ffca9548e28fd22a1190d2e193c59174cfd964e9bace80fa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db616471c0076e1ffca9548e28fd22a1190d2e193c59174cfd964e9bace80fa0", kill_on_drop: false }`
[INFO] [stdout] db616471c0076e1ffca9548e28fd22a1190d2e193c59174cfd964e9bace80fa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 31a1264aee996d9045753998c08184da9cfdd075a5ed72da9c9d56f9b31eef5d
[INFO] running `Command { std: "docker" "start" "-a" "31a1264aee996d9045753998c08184da9cfdd075a5ed72da9c9d56f9b31eef5d", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]  --> src/new.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 |         let name: String = "hasaan".to_string();
[INFO] [stderr]   |             ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `eat_at_restaurant`
[INFO] [stderr]  --> src/restaurant.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn eat_at_restaurant() {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_my_name`
[INFO] [stderr]  --> src/new.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn print_my_name() {
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add_to_waitlist`
[INFO] [stderr]  --> src/restaurant.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 |         pub fn add_to_waitlist() {}
[INFO] [stderr]   |                ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `crates_practice` (bin "crates_practice" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/crates_practice-7717abd2105be40d)
[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" "31a1264aee996d9045753998c08184da9cfdd075a5ed72da9c9d56f9b31eef5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a1264aee996d9045753998c08184da9cfdd075a5ed72da9c9d56f9b31eef5d", kill_on_drop: false }`
[INFO] [stdout] 31a1264aee996d9045753998c08184da9cfdd075a5ed72da9c9d56f9b31eef5d