[INFO] fetching crate docker-prometheus-exporter 1.1.3...
[INFO] testing docker-prometheus-exporter-1.1.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate docker-prometheus-exporter 1.1.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate docker-prometheus-exporter 1.1.3
[INFO] finished tweaking crates.io crate docker-prometheus-exporter 1.1.3
[INFO] tweaked toml for crates.io crate docker-prometheus-exporter 1.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate docker-prometheus-exporter 1.1.3 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate docker-prometheus-exporter 1.1.3 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29b14bfea8c9c180a8198cf1f5e28af554937f4df6a2b70d267370a572546dfc
[INFO] running `Command { std: "docker" "start" "-a" "29b14bfea8c9c180a8198cf1f5e28af554937f4df6a2b70d267370a572546dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29b14bfea8c9c180a8198cf1f5e28af554937f4df6a2b70d267370a572546dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b14bfea8c9c180a8198cf1f5e28af554937f4df6a2b70d267370a572546dfc", kill_on_drop: false }`
[INFO] [stdout] 29b14bfea8c9c180a8198cf1f5e28af554937f4df6a2b70d267370a572546dfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2f2c5471e0d3839c572d856953c8db1ac93e8c5b5ce9912ab35a55dea6891a9
[INFO] running `Command { std: "docker" "start" "-a" "e2f2c5471e0d3839c572d856953c8db1ac93e8c5b5ce9912ab35a55dea6891a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling matchit v0.8.4
[INFO] [stderr]    Compiling prometheus-client v0.24.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling dtoa v1.0.10
[INFO] [stderr]    Compiling bitflags v2.9.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling client-ip v0.1.1
[INFO] [stderr]    Compiling tower-http v0.6.6
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling axum-macros v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling prometheus-client-derive-encode v0.5.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling axum-core v0.5.2
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[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 serde v1.0.219
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_with v3.14.0
[INFO] [stderr]    Compiling serde_path_to_error v0.1.17
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling hyper-util v0.1.16
[INFO] [stderr]    Compiling bollard-stubs v1.49.0-rc.28.3.3
[INFO] [stderr]    Compiling axum v0.8.4
[INFO] [stderr]    Compiling hyperlocal v0.9.1
[INFO] [stderr]    Compiling axum-client-ip v1.1.3
[INFO] [stderr]    Compiling bollard v0.19.2
[INFO] [stderr]    Compiling docker-prometheus-exporter v1.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.91s
[INFO] running `Command { std: "docker" "inspect" "e2f2c5471e0d3839c572d856953c8db1ac93e8c5b5ce9912ab35a55dea6891a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f2c5471e0d3839c572d856953c8db1ac93e8c5b5ce9912ab35a55dea6891a9", kill_on_drop: false }`
[INFO] [stdout] e2f2c5471e0d3839c572d856953c8db1ac93e8c5b5ce9912ab35a55dea6891a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f718ea1c787a6cff29c7e53100d03c25795406733166262f61928c4b7292f25
[INFO] running `Command { std: "docker" "start" "-a" "3f718ea1c787a6cff29c7e53100d03c25795406733166262f61928c4b7292f25", kill_on_drop: false }`
[INFO] [stderr]    Compiling docker-prometheus-exporter v1.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "3f718ea1c787a6cff29c7e53100d03c25795406733166262f61928c4b7292f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f718ea1c787a6cff29c7e53100d03c25795406733166262f61928c4b7292f25", kill_on_drop: false }`
[INFO] [stdout] 3f718ea1c787a6cff29c7e53100d03c25795406733166262f61928c4b7292f25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b601975608d5c4ab24f8316636f8411de93449785b4979ca255b27ee2a074835
[INFO] running `Command { std: "docker" "start" "-a" "b601975608d5c4ab24f8316636f8411de93449785b4979ca255b27ee2a074835", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/docker_prometheus_exporter-16b46e5a7e1f9775)
[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" "b601975608d5c4ab24f8316636f8411de93449785b4979ca255b27ee2a074835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b601975608d5c4ab24f8316636f8411de93449785b4979ca255b27ee2a074835", kill_on_drop: false }`
[INFO] [stdout] b601975608d5c4ab24f8316636f8411de93449785b4979ca255b27ee2a074835