[INFO] fetching crate opentelemetry-system-metrics 0.4.2...
[INFO] testing opentelemetry-system-metrics-0.4.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate opentelemetry-system-metrics 0.4.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate opentelemetry-system-metrics 0.4.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate opentelemetry-system-metrics 0.4.2
[INFO] tweaked toml for crates.io crate opentelemetry-system-metrics 0.4.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate opentelemetry-system-metrics 0.4.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate opentelemetry-system-metrics 0.4.2 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded opentelemetry-otlp v0.29.0
[INFO] [stderr]   Downloaded wrapcenum-derive v0.4.1
[INFO] [stderr]   Downloaded opentelemetry v0.29.1
[INFO] [stderr]   Downloaded opentelemetry-http v0.29.0
[INFO] [stderr]   Downloaded nvml-wrapper-sys v0.8.0
[INFO] [stderr]   Downloaded opentelemetry-stdout v0.29.0
[INFO] [stderr]   Downloaded hyper-util v0.1.12
[INFO] [stderr]   Downloaded nvml-wrapper v0.10.0
[INFO] [stderr]   Downloaded opentelemetry-proto v0.29.0
[INFO] [stderr]   Downloaded sysinfo v0.34.2
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.29.0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7090b2ea982a1d57c4661cfc487d501c00ba3c3aebe40eedfbc1453b6b622023
[INFO] running `Command { std: "docker" "start" "-a" "7090b2ea982a1d57c4661cfc487d501c00ba3c3aebe40eedfbc1453b6b622023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7090b2ea982a1d57c4661cfc487d501c00ba3c3aebe40eedfbc1453b6b622023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7090b2ea982a1d57c4661cfc487d501c00ba3c3aebe40eedfbc1453b6b622023", kill_on_drop: false }`
[INFO] [stdout] 7090b2ea982a1d57c4661cfc487d501c00ba3c3aebe40eedfbc1453b6b622023
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89db07ae2d915cb7250e53fe6c7c83c138a1939e9de7599f35538e9bf5e96c9d
[INFO] running `Command { std: "docker" "start" "-a" "89db07ae2d915cb7250e53fe6c7c83c138a1939e9de7599f35538e9bf5e96c9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling sysinfo v0.34.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling opentelemetry v0.29.1
[INFO] [stderr]    Compiling opentelemetry-system-metrics v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.82s
[INFO] running `Command { std: "docker" "inspect" "89db07ae2d915cb7250e53fe6c7c83c138a1939e9de7599f35538e9bf5e96c9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89db07ae2d915cb7250e53fe6c7c83c138a1939e9de7599f35538e9bf5e96c9d", kill_on_drop: false }`
[INFO] [stdout] 89db07ae2d915cb7250e53fe6c7c83c138a1939e9de7599f35538e9bf5e96c9d
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 711429c240cf3c25607356ebb25764fc8590461b6a2bb7ea822db10f54e2462b
[INFO] running `Command { std: "docker" "start" "-a" "711429c240cf3c25607356ebb25764fc8590461b6a2bb7ea822db10f54e2462b", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling opentelemetry v0.29.1
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling prost v0.13.5
[INFO] [stderr]    Compiling zerovec v0.11.2
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.2
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling opentelemetry-system-metrics v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling opentelemetry_sdk v0.29.0
[INFO] [stderr]    Compiling h2 v0.4.10
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling opentelemetry-stdout v0.29.0
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling hyper-util v0.1.12
[INFO] [stderr]    Compiling hyper-timeout v0.5.2
[INFO] [stderr]    Compiling reqwest v0.12.15
[INFO] [stderr]    Compiling tonic v0.12.3
[INFO] [stderr]    Compiling opentelemetry-http v0.29.0
[INFO] [stderr]    Compiling opentelemetry-proto v0.29.0
[INFO] [stderr]    Compiling opentelemetry-otlp v0.29.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 50.63s
[INFO] running `Command { std: "docker" "inspect" "711429c240cf3c25607356ebb25764fc8590461b6a2bb7ea822db10f54e2462b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "711429c240cf3c25607356ebb25764fc8590461b6a2bb7ea822db10f54e2462b", kill_on_drop: false }`
[INFO] [stdout] 711429c240cf3c25607356ebb25764fc8590461b6a2bb7ea822db10f54e2462b
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d56dfa8ed002e821f2a2e062a2df1f43df408f06ecfd41dcb158ba0c1a53bb1
[INFO] running `Command { std: "docker" "start" "-a" "7d56dfa8ed002e821f2a2e062a2df1f43df408f06ecfd41dcb158ba0c1a53bb1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/opentelemetry_system_metrics-95dad5d2602df543)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_init_process_observer_once ... ok
[INFO] [stderr]    Doc-tests opentelemetry_system_metrics
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - init_process_observer_once (line 97) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7d56dfa8ed002e821f2a2e062a2df1f43df408f06ecfd41dcb158ba0c1a53bb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d56dfa8ed002e821f2a2e062a2df1f43df408f06ecfd41dcb158ba0c1a53bb1", kill_on_drop: false }`
[INFO] [stdout] 7d56dfa8ed002e821f2a2e062a2df1f43df408f06ecfd41dcb158ba0c1a53bb1