[INFO] cloning repository https://github.com/pacificDeveloperPrakhar/rust_rest_api
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pacificDeveloperPrakhar/rust_rest_api" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpacificDeveloperPrakhar%2Frust_rest_api", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpacificDeveloperPrakhar%2Frust_rest_api'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c1030c3ed9eadadaf6dfbb96c89ba50c4a30241
[INFO] building pacificDeveloperPrakhar/rust_rest_api against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpacificDeveloperPrakhar%2Frust_rest_api" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pacificDeveloperPrakhar/rust_rest_api
[INFO] finished tweaking git repo https://github.com/pacificDeveloperPrakhar/rust_rest_api
[INFO] tweaked toml for git repo https://github.com/pacificDeveloperPrakhar/rust_rest_api written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pacificDeveloperPrakhar/rust_rest_api on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pacificDeveloperPrakhar/rust_rest_api 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "3db76d3a6ad032d82f9c5365480c959ed5486c2292a4fbc10fe8a9688ae03fb1", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `tokio::net::TcpListener`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::net::TcpListener;
[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 variable: `err`
[INFO] [stdout]  --> src/custom_macros/mod.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |             Err(err)=>"".to_string(),
[INFO] [stdout]   |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/util.rs:3:2
[INFO] [stdout]   |
[INFO] [stdout] 3 |  set!(let port=port);
[INFO] [stdout]   |  ------------------- in this macro invocation
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]   = note: this warning originates in the macro `set` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]  --> src/custom_macros/mod.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |             Err(err)=>"".to_string(),
[INFO] [stdout]   |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/util.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |  set!(let host=host);
[INFO] [stdout]   |  ------------------- in this macro invocation
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in the macro `set` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/main.rs:32:47
[INFO] [stdout]    |
[INFO] [stdout] 32 |         assert!(matches!(db.ping().await, Err(err)));
[INFO] [stdout]    |                                               ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `some`
[INFO] [stdout]   --> src/main.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 |        Ok(some)=>println!("loaded the environment variable"),
[INFO] [stdout]    |           ^^^^ help: if this is intentional, prefix it with an underscore: `_some`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/main.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |        Err(err)=>panic!("unable to loacd the environments variable")
[INFO] [stdout]    |            ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `listener`
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let listener=util::connection_config().await;    
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_listener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db`
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let db=Database::connect(opt).await?;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused closure that must be used
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     async |db: DatabaseConnection| {
[INFO] [stdout] 30 | |         assert!(db.ping().await.is_ok());
[INFO] [stdout] 31 | |         db.clone().close().await;
[INFO] [stdout] 32 | |         assert!(matches!(db.ping().await, Err(err)));
[INFO] [stdout] 33 | |     };
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: closures are lazy and do nothing unless called
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         db.clone().close().await;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let _ = db.clone().close().await;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "021639ae7f41de44f4a55c2f3ff7763e125249a67e57335d81f7de76c741432b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "021639ae7f41de44f4a55c2f3ff7763e125249a67e57335d81f7de76c741432b", kill_on_drop: false }`
[INFO] [stdout] 021639ae7f41de44f4a55c2f3ff7763e125249a67e57335d81f7de76c741432b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e8951b62a231b39679e71515e7db66a465dc92bc11696694a8079f5d9f91c31
[INFO] running `Command { std: "docker" "start" "-a" "9e8951b62a231b39679e71515e7db66a465dc92bc11696694a8079f5d9f91c31", kill_on_drop: false }`
[INFO] [stderr]    Compiling restAPI v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tokio::net::TcpListener`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::net::TcpListener;
[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 variable: `err`
[INFO] [stdout]  --> src/custom_macros/mod.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |             Err(err)=>"".to_string(),
[INFO] [stdout]   |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/util.rs:3:2
[INFO] [stdout]   |
[INFO] [stdout] 3 |  set!(let port=port);
[INFO] [stdout]   |  ------------------- in this macro invocation
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]   = note: this warning originates in the macro `set` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]  --> src/custom_macros/mod.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |             Err(err)=>"".to_string(),
[INFO] [stdout]   |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/util.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |  set!(let host=host);
[INFO] [stdout]   |  ------------------- in this macro invocation
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in the macro `set` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/main.rs:32:47
[INFO] [stdout]    |
[INFO] [stdout] 32 |         assert!(matches!(db.ping().await, Err(err)));
[INFO] [stdout]    |                                               ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `some`
[INFO] [stdout]   --> src/main.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 |        Ok(some)=>println!("loaded the environment variable"),
[INFO] [stdout]    |           ^^^^ help: if this is intentional, prefix it with an underscore: `_some`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/main.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |        Err(err)=>panic!("unable to loacd the environments variable")
[INFO] [stdout]    |            ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `listener`
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let listener=util::connection_config().await;    
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_listener`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db`
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let db=Database::connect(opt).await?;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused closure that must be used
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     async |db: DatabaseConnection| {
[INFO] [stdout] 30 | |         assert!(db.ping().await.is_ok());
[INFO] [stdout] 31 | |         db.clone().close().await;
[INFO] [stdout] 32 | |         assert!(matches!(db.ping().await, Err(err)));
[INFO] [stdout] 33 | |     };
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: closures are lazy and do nothing unless called
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         db.clone().close().await;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let _ = db.clone().close().await;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "9e8951b62a231b39679e71515e7db66a465dc92bc11696694a8079f5d9f91c31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e8951b62a231b39679e71515e7db66a465dc92bc11696694a8079f5d9f91c31", kill_on_drop: false }`
[INFO] [stdout] 9e8951b62a231b39679e71515e7db66a465dc92bc11696694a8079f5d9f91c31
