[INFO] cloning repository https://github.com/Mozart409/rust-prometheus-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mozart409/rust-prometheus-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMozart409%2Frust-prometheus-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMozart409%2Frust-prometheus-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c8ace3552e326c20ed9b9511b524403354b1935
[INFO] testing Mozart409/rust-prometheus-demo against 1.77.0 for beta-1.78-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMozart409%2Frust-prometheus-demo" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mozart409/rust-prometheus-demo on toolchain 1.77.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mozart409/rust-prometheus-demo
[INFO] finished tweaking git repo https://github.com/Mozart409/rust-prometheus-demo
[INFO] tweaked toml for git repo https://github.com/Mozart409/rust-prometheus-demo written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Mozart409/rust-prometheus-demo 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" "+1.77.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cpufeatures v0.2.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 598414d24752f798c8cedb26e1f7671a994cd97e8fe53317a90a1712bf1f43f8
[INFO] running `Command { std: "docker" "start" "-a" "598414d24752f798c8cedb26e1f7671a994cd97e8fe53317a90a1712bf1f43f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "598414d24752f798c8cedb26e1f7671a994cd97e8fe53317a90a1712bf1f43f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "598414d24752f798c8cedb26e1f7671a994cd97e8fe53317a90a1712bf1f43f8", kill_on_drop: false }`
[INFO] [stdout] 598414d24752f798c8cedb26e1f7671a994cd97e8fe53317a90a1712bf1f43f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6652951636f457326fc1496c609d5d7f185180c625065acdcef135378960ba7c
[INFO] running `Command { std: "docker" "start" "-a" "6652951636f457326fc1496c609d5d7f185180c625065acdcef135378960ba7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling smallvec v1.11.1
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling serde v1.0.190
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling futures-sink v0.3.29
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling zstd-safe v6.0.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling bytestring v1.3.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling ahash v0.8.6
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling tokio v1.33.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling deranged v0.3.9
[INFO] [stderr]    Compiling actix-service v2.0.2
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling brotli-decompressor v2.5.0
[INFO] [stderr]    Compiling actix-utils v3.0.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling cpufeatures v0.2.10
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling zerocopy v0.7.31
[INFO] [stderr]    Compiling zstd-sys v2.0.9+zstd.1.5.5
[INFO] [stderr]    Compiling rustix v0.38.20
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling local-channel v0.1.4
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling brotli v3.4.0
[INFO] [stderr]    Compiling prometheus v0.13.3
[INFO] [stderr]    Compiling linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling base64 v0.21.5
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling url v2.4.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.3.0
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling time v0.3.30
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling actix-router v0.5.1
[INFO] [stderr]    Compiling env_logger v0.10.0
[INFO] [stderr]    Compiling tokio-util v0.7.10
[INFO] [stderr]    Compiling actix-rt v2.9.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling actix-server v2.3.0
[INFO] [stderr]    Compiling actix-codec v0.5.1
[INFO] [stderr]    Compiling h2 v0.3.24
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling actix-web-codegen v4.2.2
[INFO] [stderr]    Compiling actix-macros v0.2.4
[INFO] [stderr]    Compiling zstd v0.12.4
[INFO] [stderr]    Compiling actix-http v3.4.0
[INFO] [stderr]    Compiling actix-web v4.4.0
[INFO] [stderr]    Compiling actix-web-prom v0.7.0
[INFO] [stderr]    Compiling rust-prometheus-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `PrometheusMetrics`
[INFO] [stdout]  --> src/main.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use actix_web_prom::{PrometheusMetrics, PrometheusMetricsBuilder};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.92s
[INFO] running `Command { std: "docker" "inspect" "6652951636f457326fc1496c609d5d7f185180c625065acdcef135378960ba7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6652951636f457326fc1496c609d5d7f185180c625065acdcef135378960ba7c", kill_on_drop: false }`
[INFO] [stdout] 6652951636f457326fc1496c609d5d7f185180c625065acdcef135378960ba7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b31b1f7bd222587372a7757b7b56fd5763b38fe7ee4c989f1149fe54608cd86
[INFO] running `Command { std: "docker" "start" "-a" "1b31b1f7bd222587372a7757b7b56fd5763b38fe7ee4c989f1149fe54608cd86", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-prometheus-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `PrometheusMetrics`
[INFO] [stdout]  --> src/main.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use actix_web_prom::{PrometheusMetrics, PrometheusMetricsBuilder};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "1b31b1f7bd222587372a7757b7b56fd5763b38fe7ee4c989f1149fe54608cd86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b31b1f7bd222587372a7757b7b56fd5763b38fe7ee4c989f1149fe54608cd86", kill_on_drop: false }`
[INFO] [stdout] 1b31b1f7bd222587372a7757b7b56fd5763b38fe7ee4c989f1149fe54608cd86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9a68d0deff6c23a8a91f2302dd60818f72d57c0f1464576420a3cbffcb755e2c
[INFO] running `Command { std: "docker" "start" "-a" "9a68d0deff6c23a8a91f2302dd60818f72d57c0f1464576420a3cbffcb755e2c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `PrometheusMetrics`
[INFO] [stderr]  --> src/main.rs:4:22
[INFO] [stderr]   |
[INFO] [stderr] 4 | use actix_web_prom::{PrometheusMetrics, PrometheusMetricsBuilder};
[INFO] [stderr]   |                      ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-prometheus-demo` (bin "rust-prometheus-demo" test) generated 1 warning (run `cargo fix --bin "rust-prometheus-demo" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_prometheus_demo-23f6502617bfe2af)
[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" "9a68d0deff6c23a8a91f2302dd60818f72d57c0f1464576420a3cbffcb755e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a68d0deff6c23a8a91f2302dd60818f72d57c0f1464576420a3cbffcb755e2c", kill_on_drop: false }`
[INFO] [stdout] 9a68d0deff6c23a8a91f2302dd60818f72d57c0f1464576420a3cbffcb755e2c