[INFO] fetching crate scouter-observability 0.12.0...
[INFO] building scouter-observability-0.12.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate scouter-observability 0.12.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate scouter-observability 0.12.0
[INFO] finished tweaking crates.io crate scouter-observability 0.12.0
[INFO] tweaked toml for crates.io crate scouter-observability 0.12.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate scouter-observability 0.12.0 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 crates.io crate scouter-observability 0.12.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.220
[INFO] [stderr]   Downloaded serde_derive v1.0.220
[INFO] [stderr]   Downloaded scouter-semver v0.12.0
[INFO] [stderr]   Downloaded serde_core v1.0.220
[INFO] [stderr]   Downloaded potato-type v0.7.0
[INFO] [stderr]   Downloaded cron v0.15.0
[INFO] [stderr]   Downloaded ndarray-stats v0.6.0
[INFO] [stderr]   Downloaded schemars_derive v1.0.4
[INFO] [stderr]   Downloaded potato-workflow v0.7.0
[INFO] [stderr]   Downloaded winnow v0.6.26
[INFO] [stderr]   Downloaded potato-agent v0.7.0
[INFO] [stderr]   Downloaded potato-prompt v0.7.0
[INFO] [stderr]   Downloaded potato-provider v0.7.0
[INFO] [stderr]   Downloaded potato-util v0.7.0
[INFO] [stderr]   Downloaded target-lexicon v0.13.3
[INFO] [stderr]   Downloaded simba v0.9.1
[INFO] [stderr]   Downloaded colored_json v5.0.0
[INFO] [stderr]   Downloaded potato-head v0.7.0
[INFO] [stderr]   Downloaded scouter-state v0.12.0
[INFO] [stderr]   Downloaded scouter-types v0.12.0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc5b5827359dafb748ad9e4092a03e09d939bf47860cddba9da12368f67e218b
[INFO] running `Command { std: "docker" "start" "-a" "bc5b5827359dafb748ad9e4092a03e09d939bf47860cddba9da12368f67e218b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc5b5827359dafb748ad9e4092a03e09d939bf47860cddba9da12368f67e218b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc5b5827359dafb748ad9e4092a03e09d939bf47860cddba9da12368f67e218b", kill_on_drop: false }`
[INFO] [stdout] bc5b5827359dafb748ad9e4092a03e09d939bf47860cddba9da12368f67e218b
[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=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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9a9b9f964158e6bca62c5e18dd3f1fe086901745a9637b5da483183dd8f6410
[INFO] running `Command { std: "docker" "start" "-a" "d9a9b9f964158e6bca62c5e18dd3f1fe086901745a9637b5da483183dd8f6410", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-msvc-tools v0.1.1
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling serde_core v1.0.220
[INFO] [stderr]    Compiling target-lexicon v0.13.3
[INFO] [stderr]    Compiling serde v1.0.220
[INFO] [stderr]    Compiling serde_derive v1.0.220
[INFO] [stderr]    Compiling cc v1.2.37
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling pyo3-build-config v0.25.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling pyo3-ffi v0.25.1
[INFO] [stderr]    Compiling pyo3-macros-backend v0.25.1
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling pyo3 v0.25.1
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]    Compiling deranged v0.5.3
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rustls-native-certs v0.8.1
[INFO] [stderr]    Compiling webpki-roots v1.0.2
[INFO] [stderr]    Compiling ref-cast-impl v1.0.24
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling colored_json v5.0.0
[INFO] [stderr]    Compiling rustls-webpki v0.103.5
[INFO] [stderr]    Compiling schemars_derive v1.0.4
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling tower-http v0.6.6
[INFO] [stderr]    Compiling hyper-util v0.1.16
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling time v0.3.43
[INFO] [stderr]    Compiling pyo3-macros v0.25.1
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling schemars v1.0.4
[INFO] [stderr]    Compiling pem v3.0.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling token-source v1.0.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling simple_asn1 v0.6.3
[INFO] [stderr]    Compiling jsonwebtoken v9.3.1
[INFO] [stderr]    Compiling tokio-rustls v0.26.2
[INFO] [stderr]    Compiling hyper-rustls v0.27.7
[INFO] [stderr]    Compiling reqwest v0.12.23
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling potato-util v0.7.0
[INFO] [stderr]    Compiling wide v0.7.33
[INFO] [stderr]    Compiling potato-type v0.7.0
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling winnow v0.6.26
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling gcloud-metadata v1.0.1
[INFO] [stderr]    Compiling gcloud-auth v1.1.2
[INFO] [stderr]    Compiling simba v0.9.1
[INFO] [stderr]    Compiling indexmap v2.11.1
[INFO] [stderr]    Compiling scouter-semver v0.12.0
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling cron v0.15.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling scouter-state v0.12.0
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling noisy_float v0.2.0
[INFO] [stderr]    Compiling strum v0.27.2
[INFO] [stderr]    Compiling potato-prompt v0.7.0
[INFO] [stderr]    Compiling ndarray-stats v0.6.0
[INFO] [stderr]    Compiling potato-provider v0.7.0
[INFO] [stderr]    Compiling nalgebra v0.33.2
[INFO] [stderr]    Compiling potato-agent v0.7.0
[INFO] [stderr]    Compiling potato-workflow v0.7.0
[INFO] [stderr]    Compiling statrs v0.18.0
[INFO] [stderr]    Compiling potato-head v0.7.0
[INFO] [stderr]    Compiling scouter-types v0.12.0
[INFO] [stderr]    Compiling scouter-observability v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 27s
[INFO] running `Command { std: "docker" "inspect" "d9a9b9f964158e6bca62c5e18dd3f1fe086901745a9637b5da483183dd8f6410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9a9b9f964158e6bca62c5e18dd3f1fe086901745a9637b5da483183dd8f6410", kill_on_drop: false }`
[INFO] [stdout] d9a9b9f964158e6bca62c5e18dd3f1fe086901745a9637b5da483183dd8f6410
[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=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] ba62f364dc6d3882d58c9757dd721d34a3406109be39cf06a9df7ae3b432d9c3
[INFO] running `Command { std: "docker" "start" "-a" "ba62f364dc6d3882d58c9757dd721d34a3406109be39cf06a9df7ae3b432d9c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling scouter-observability v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.38s
[INFO] running `Command { std: "docker" "inspect" "ba62f364dc6d3882d58c9757dd721d34a3406109be39cf06a9df7ae3b432d9c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba62f364dc6d3882d58c9757dd721d34a3406109be39cf06a9df7ae3b432d9c3", kill_on_drop: false }`
[INFO] [stdout] ba62f364dc6d3882d58c9757dd721d34a3406109be39cf06a9df7ae3b432d9c3