[INFO] cloning repository https://github.com/meshx-org/do-billing-metrics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/meshx-org/do-billing-metrics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeshx-org%2Fdo-billing-metrics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeshx-org%2Fdo-billing-metrics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66c31fb5ff312e528ace32e2dd1eb0a3db3a9c05
[INFO] checking meshx-org/do-billing-metrics against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeshx-org%2Fdo-billing-metrics" "/workspace/builds/worker-59/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-59/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/meshx-org/do-billing-metrics on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/meshx-org/do-billing-metrics
[INFO] finished tweaking git repo https://github.com/meshx-org/do-billing-metrics
[INFO] tweaked toml for git repo https://github.com/meshx-org/do-billing-metrics written to /workspace/builds/worker-59/source/Cargo.toml
[INFO] crate git repo https://github.com/meshx-org/do-billing-metrics already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ordered-float v2.7.0
[INFO] [stderr]   Downloaded quanta v0.7.2
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[INFO] [stderr]   Downloaded metrics v0.17.0
[INFO] [stderr]   Downloaded atomic-shim v0.1.0
[INFO] [stderr]   Downloaded sketches-ddsketch v0.1.2
[INFO] [stderr]   Downloaded raw-cpuid v9.1.1
[INFO] [stderr]   Downloaded metrics-macros v0.4.0
[INFO] [stderr]   Downloaded metrics-util v0.10.0
[INFO] [stderr]   Downloaded serde_json v1.0.65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6669404ea82e3cbd818e35519f0f22d5d2ffbd949ab233a2b01a42d37f32a44a
[INFO] running `Command { std: "docker" "start" "-a" "6669404ea82e3cbd818e35519f0f22d5d2ffbd949ab233a2b01a42d37f32a44a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6669404ea82e3cbd818e35519f0f22d5d2ffbd949ab233a2b01a42d37f32a44a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6669404ea82e3cbd818e35519f0f22d5d2ffbd949ab233a2b01a42d37f32a44a", kill_on_drop: false }`
[INFO] [stdout] 6669404ea82e3cbd818e35519f0f22d5d2ffbd949ab233a2b01a42d37f32a44a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb00d7a2b1db0533fb59ae67156d9220d3e4fbdb4cf62ed32a18d2b256c75547
[INFO] running `Command { std: "docker" "start" "-a" "bb00d7a2b1db0533fb59ae67156d9220d3e4fbdb4cf62ed32a18d2b256c75547", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking smallvec v1.6.1
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[INFO] [stderr]     Checking pin-project-lite v0.2.7
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[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
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[INFO] [stderr]    Compiling encoding_rs v0.8.28
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[INFO] [stderr]    Compiling regex v1.5.4
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[INFO] [stderr]     Checking ordered-float v2.7.0
[INFO] [stderr]     Checking idna v0.2.3
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[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]    Compiling metrics-macros v0.4.0
[INFO] [stderr]     Checking thiserror v1.0.26
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[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-rustls v0.22.0
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[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking metrics-exporter-prometheus v0.6.0
[INFO] [stderr]     Checking reqwest v0.11.4
[INFO] [stderr]     Checking do-billing-prometheus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `generated_at`
[INFO] [stdout]   --> src/main.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |             let generated_at = response.get("generated_at").expect("breaking API change");
[INFO] [stdout]    |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generated_at`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `generated_at`
[INFO] [stdout]   --> src/main.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |             let generated_at = response.get("generated_at").expect("breaking API change");
[INFO] [stdout]    |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generated_at`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "bb00d7a2b1db0533fb59ae67156d9220d3e4fbdb4cf62ed32a18d2b256c75547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb00d7a2b1db0533fb59ae67156d9220d3e4fbdb4cf62ed32a18d2b256c75547", kill_on_drop: false }`
[INFO] [stdout] bb00d7a2b1db0533fb59ae67156d9220d3e4fbdb4cf62ed32a18d2b256c75547
