[INFO] fetching crate fregate 0.17.1...
[INFO] checking fregate-0.17.1 against master#94b72d6bebbddb5d17860914c4544f37365e988c for pr-122789
[INFO] extracting crate fregate 0.17.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate fregate 0.17.1 on toolchain 94b72d6bebbddb5d17860914c4544f37365e988c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate fregate 0.17.1
[INFO] finished tweaking crates.io crate fregate 0.17.1
[INFO] tweaked toml for crates.io crate fregate 0.17.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded opentelemetry_api v0.19.0
[INFO] [stderr]   Downloaded valuable-derive v0.1.0
[INFO] [stderr]   Downloaded valuable-serde v0.1.0
[INFO] [stderr]   Downloaded tracing-appender v0.2.3
[INFO] [stderr]   Downloaded opentelemetry v0.19.0
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.19.0
[INFO] [stderr]   Downloaded sketches-ddsketch v0.2.2
[INFO] [stderr]   Downloaded metrics-util v0.15.1
[INFO] [stderr]   Downloaded metrics-exporter-prometheus v0.12.2
[INFO] [stderr]   Downloaded hashbrown v0.13.1
[INFO] [stderr]   Downloaded opentelemetry-proto v0.2.0
[INFO] [stderr]   Downloaded tokio-metrics v0.2.2
[INFO] [stderr]   Downloaded tokio v1.32.1
[INFO] [stderr]   Downloaded tungstenite v0.20.1
[INFO] [stderr]   Downloaded tokio-tungstenite v0.20.1
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.19.0
[INFO] [stderr]   Downloaded quanta v0.11.1
[INFO] [stderr]   Downloaded opentelemetry-http v0.8.0
[INFO] [stderr]   Downloaded opentelemetry-otlp v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd1296614b60ba41afc0caf75ae9aa86fbf458deea972341da97eba0b376d086
[INFO] running `Command { std: "docker" "start" "-a" "cd1296614b60ba41afc0caf75ae9aa86fbf458deea972341da97eba0b376d086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd1296614b60ba41afc0caf75ae9aa86fbf458deea972341da97eba0b376d086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd1296614b60ba41afc0caf75ae9aa86fbf458deea972341da97eba0b376d086", kill_on_drop: false }`
[INFO] [stdout] cd1296614b60ba41afc0caf75ae9aa86fbf458deea972341da97eba0b376d086
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31fe8f75d25a2e25c9611d8c967ebf74cbda6a92c0dced95026c3f08b1427abe
[INFO] running `Command { std: "docker" "start" "-a" "31fe8f75d25a2e25c9611d8c967ebf74cbda6a92c0dced95026c3f08b1427abe", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]     Checking urlencoding v2.1.3
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling valuable v0.1.0
[INFO] [stderr]     Checking dlv-list v0.3.0
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking hashbrown v0.13.1
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking sketches-ddsketch v0.2.2
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]     Checking http-range-header v0.3.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]     Checking ordered-multimap v0.4.3
[INFO] [stderr]     Checking uuid v1.4.1
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking rust-ini v0.18.0
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking quanta v0.11.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]    Compiling valuable-derive v0.1.0
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking prost v0.11.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling metrics-macros v0.7.1
[INFO] [stderr]    Compiling sealed v0.5.0
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking tokio v1.32.1
[INFO] [stderr]     Checking metrics v0.21.1
[INFO] [stderr]     Checking metrics-util v0.15.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling pest v2.7.8
[INFO] [stderr]     Checking tungstenite v0.20.1
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling pest_meta v2.7.8
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]    Compiling pest_generator v2.7.8
[INFO] [stderr]     Checking opentelemetry_api v0.19.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling pest_derive v2.7.8
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking tokio-tungstenite v0.20.1
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking opentelemetry-http v0.8.0
[INFO] [stderr]     Checking opentelemetry_sdk v0.19.0
[INFO] [stderr]     Checking h2 v0.3.25
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking opentelemetry v0.19.0
[INFO] [stderr]     Checking serde_path_to_error v0.1.16
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking ron v0.7.1
[INFO] [stderr]     Checking json5 v0.4.1
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking valuable-serde v0.1.0
[INFO] [stderr]     Checking tower-http v0.4.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking config v0.13.4
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking tracing-appender v0.2.3
[INFO] [stderr]     Checking tracing-opentelemetry v0.19.0
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-timeout v0.4.1
[INFO] [stderr]     Checking metrics-exporter-prometheus v0.12.2
[INFO] [stderr]     Checking hyper-rustls v0.24.2
[INFO] [stderr]     Checking tonic v0.8.3
[INFO] [stderr]     Checking tonic v0.9.2
[INFO] [stderr]     Checking opentelemetry-proto v0.2.0
[INFO] [stderr]     Checking opentelemetry-otlp v0.12.0
[INFO] [stderr]     Checking fregate v0.17.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `uuid` is imported redundantly
[INFO] [stdout]   --> src/observability/tracing/log_layer.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use uuid;
[INFO] [stdout]    |     ^^^^ the item `uuid` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `static_assert::*`
[INFO] [stdout]   --> src/lib.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub use static_assert::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `uuid` is imported redundantly
[INFO] [stdout]   --> src/observability/tracing/log_layer.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use uuid;
[INFO] [stdout]    |     ^^^^ the item `uuid` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `static_assert::*`
[INFO] [stdout]   --> src/lib.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub use static_assert::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::Serialize`
[INFO] [stdout]  --> tests/log_fmt.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 |     use serde::Serialize;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fregate::observability::TracingFields`
[INFO] [stdout]   --> tests/log_fmt.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     use fregate::observability::TracingFields;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.91s
[INFO] running `Command { std: "docker" "inspect" "31fe8f75d25a2e25c9611d8c967ebf74cbda6a92c0dced95026c3f08b1427abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31fe8f75d25a2e25c9611d8c967ebf74cbda6a92c0dced95026c3f08b1427abe", kill_on_drop: false }`
[INFO] [stdout] 31fe8f75d25a2e25c9611d8c967ebf74cbda6a92c0dced95026c3f08b1427abe