[INFO] fetching crate keda-oracle-scaler 0.1.0...
[INFO] checking keda-oracle-scaler-0.1.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate keda-oracle-scaler 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate keda-oracle-scaler 0.1.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate keda-oracle-scaler 0.1.0
[INFO] finished tweaking crates.io crate keda-oracle-scaler 0.1.0
[INFO] tweaked toml for crates.io crate keda-oracle-scaler 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate keda-oracle-scaler 0.1.0 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 903af2ba5caced7422f4973503b0c26a148827dd2c029d2501310439fc2f8f8d
[INFO] running `Command { std: "docker" "start" "-a" "903af2ba5caced7422f4973503b0c26a148827dd2c029d2501310439fc2f8f8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "903af2ba5caced7422f4973503b0c26a148827dd2c029d2501310439fc2f8f8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903af2ba5caced7422f4973503b0c26a148827dd2c029d2501310439fc2f8f8d", kill_on_drop: false }`
[INFO] [stdout] 903af2ba5caced7422f4973503b0c26a148827dd2c029d2501310439fc2f8f8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba953f8754ace8f8b1cd287486fcc5a949ade25a15903999f2746da97380f257
[INFO] running `Command { std: "docker" "start" "-a" "ba953f8754ace8f8b1cd287486fcc5a949ade25a15903999f2746da97380f257", kill_on_drop: false }`
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[INFO] [stderr]    Compiling prost v0.10.3
[INFO] [stderr]    Compiling prost-types v0.10.1
[INFO] [stderr]    Compiling tonic-build v0.7.2
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking axum-core v0.2.4
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]    Compiling keda-oracle-scaler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-util v0.7.1
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
[INFO] [stderr]     Checking tokio-stream v0.1.8
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking tower v0.4.12
[INFO] [stderr]     Checking grpc v0.8.3
[INFO] [stderr]     Checking grpc-protobuf v0.8.3
[INFO] [stderr]     Checking tower-http v0.3.3
[INFO] [stderr]     Checking hyper v0.14.18
[INFO] [stderr]     Checking axum v0.5.5
[INFO] [stderr]     Checking hyper-timeout v0.4.1
[INFO] [stderr]     Checking tonic v0.7.2
[INFO] [stdout] error: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/main.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let _ = DB_CONNECTION.lock();
[INFO] [stdout]     |             ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(let_underscore_lock)]` on by default
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let _unused = DB_CONNECTION.lock();
[INFO] [stdout]     |             ~~~~~~~
[INFO] [stdout] help: consider immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 145 |         drop(DB_CONNECTION.lock());
[INFO] [stdout]     |         ~~~~~                    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/main.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let _ = DB_CONNECTION.lock();
[INFO] [stdout]     |             ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(let_underscore_lock)]` on by default
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let _unused = DB_CONNECTION.lock();
[INFO] [stdout]     |             ~~~~~~~
[INFO] [stdout] help: consider immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 145 |         drop(DB_CONNECTION.lock());
[INFO] [stdout]     |         ~~~~~                    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `keda-oracle-scaler` (bin "keda-oracle-scaler" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `keda-oracle-scaler` (bin "keda-oracle-scaler") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ba953f8754ace8f8b1cd287486fcc5a949ade25a15903999f2746da97380f257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba953f8754ace8f8b1cd287486fcc5a949ade25a15903999f2746da97380f257", kill_on_drop: false }`
[INFO] [stdout] ba953f8754ace8f8b1cd287486fcc5a949ade25a15903999f2746da97380f257
[INFO] checking keda-oracle-scaler-0.1.0 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate keda-oracle-scaler 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate keda-oracle-scaler 0.1.0 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate keda-oracle-scaler 0.1.0
[INFO] finished tweaking crates.io crate keda-oracle-scaler 0.1.0
[INFO] tweaked toml for crates.io crate keda-oracle-scaler 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate keda-oracle-scaler 0.1.0 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 179b7d0c3990c6e4e080ae982807488ce2d0f8ec9c7978965d821528b83955aa
[INFO] running `Command { std: "docker" "start" "-a" "179b7d0c3990c6e4e080ae982807488ce2d0f8ec9c7978965d821528b83955aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "179b7d0c3990c6e4e080ae982807488ce2d0f8ec9c7978965d821528b83955aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "179b7d0c3990c6e4e080ae982807488ce2d0f8ec9c7978965d821528b83955aa", kill_on_drop: false }`
[INFO] [stdout] 179b7d0c3990c6e4e080ae982807488ce2d0f8ec9c7978965d821528b83955aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c0c441336e469f2eeb7a4396bc6cb278b8fc0a6f834c7aa2f7a5747bb266f49
[INFO] running `Command { std: "docker" "start" "-a" "0c0c441336e469f2eeb7a4396bc6cb278b8fc0a6f834c7aa2f7a5747bb266f49", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
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[INFO] [stderr]     Checking axum-core v0.2.4
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]    Compiling keda-oracle-scaler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-util v0.7.1
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
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[INFO] [stdout] error: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/main.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let _ = DB_CONNECTION.lock();
[INFO] [stdout]     |             ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(let_underscore_lock)]` on by default
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let _unused = DB_CONNECTION.lock();
[INFO] [stdout]     |             ~~~~~~~
[INFO] [stdout] help: consider immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 145 |         drop(DB_CONNECTION.lock());
[INFO] [stdout]     |         ~~~~~                    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/main.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let _ = DB_CONNECTION.lock();
[INFO] [stdout]     |             ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(let_underscore_lock)]` on by default
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let _unused = DB_CONNECTION.lock();
[INFO] [stdout]     |             ~~~~~~~
[INFO] [stdout] help: consider immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 145 |         drop(DB_CONNECTION.lock());
[INFO] [stdout]     |         ~~~~~                    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `keda-oracle-scaler` (bin "keda-oracle-scaler" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `keda-oracle-scaler` (bin "keda-oracle-scaler") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "0c0c441336e469f2eeb7a4396bc6cb278b8fc0a6f834c7aa2f7a5747bb266f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c0c441336e469f2eeb7a4396bc6cb278b8fc0a6f834c7aa2f7a5747bb266f49", kill_on_drop: false }`
[INFO] [stdout] 0c0c441336e469f2eeb7a4396bc6cb278b8fc0a6f834c7aa2f7a5747bb266f49
