[INFO] fetching crate metrics-exporter-prometheus 0.5.0... [INFO] testing metrics-exporter-prometheus-0.5.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate metrics-exporter-prometheus 0.5.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate metrics-exporter-prometheus 0.5.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate metrics-exporter-prometheus 0.5.0 [INFO] finished tweaking crates.io crate metrics-exporter-prometheus 0.5.0 [INFO] tweaked toml for crates.io crate metrics-exporter-prometheus 0.5.0 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate crates.io crate metrics-exporter-prometheus 0.5.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ba43e156f78f22b2070fcc7d307a358ed82498755c3c2b9cbf8ace630153b9bd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ba43e156f78f22b2070fcc7d307a358ed82498755c3c2b9cbf8ace630153b9bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ba43e156f78f22b2070fcc7d307a358ed82498755c3c2b9cbf8ace630153b9bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba43e156f78f22b2070fcc7d307a358ed82498755c3c2b9cbf8ace630153b9bd", kill_on_drop: false }` [INFO] [stdout] ba43e156f78f22b2070fcc7d307a358ed82498755c3c2b9cbf8ace630153b9bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2bbf7266fb30617a11b35e669ad4b3f9abf58662751ca90708a6acaa6ceed570 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2bbf7266fb30617a11b35e669ad4b3f9abf58662751ca90708a6acaa6ceed570", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling once_cell v1.7.2 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling metrics v0.16.0 [INFO] [stderr] Compiling atomic-shim v0.1.0 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling endian-type v0.1.2 [INFO] [stderr] Compiling tower-service v0.3.1 [INFO] [stderr] Compiling httpdate v1.0.0 [INFO] [stderr] Compiling sketches-ddsketch v0.1.2 [INFO] [stderr] Compiling ipnet v2.3.0 [INFO] [stderr] Compiling ahash v0.7.2 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling http v0.2.4 [INFO] [stderr] Compiling raw-cpuid v9.0.0 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling tracing-core v0.1.18 [INFO] [stderr] Compiling lock_api v0.4.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling nibble_vec v0.1.0 [INFO] [stderr] Compiling radix_trie v0.2.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling tokio v1.6.0 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling t1ha v0.1.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling mio v0.7.11 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling quanta v0.7.2 [INFO] [stderr] Compiling socket2 v0.4.0 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling crossbeam-epoch v0.9.4 [INFO] [stderr] Compiling dashmap v4.0.2 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling ordered-float v2.2.0 [INFO] [stderr] Compiling http-body v0.4.2 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Compiling metrics-macros v0.4.0 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling tokio-macros v1.2.0 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Compiling metrics-util v0.8.0 [INFO] [stderr] Compiling tracing v0.1.26 [INFO] [stderr] Compiling thiserror v1.0.24 [INFO] [stderr] Compiling pin-project v1.0.7 [INFO] [stderr] Compiling hyper v0.14.7 [INFO] [stderr] Compiling metrics-exporter-prometheus v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.13s [INFO] running `Command { std: "docker" "inspect" "2bbf7266fb30617a11b35e669ad4b3f9abf58662751ca90708a6acaa6ceed570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bbf7266fb30617a11b35e669ad4b3f9abf58662751ca90708a6acaa6ceed570", kill_on_drop: false }` [INFO] [stdout] 2bbf7266fb30617a11b35e669ad4b3f9abf58662751ca90708a6acaa6ceed570 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4e91a503be6d07f892244822113140ac55086dabc2a1dcf8f4aaf8dd72acc1bf [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4e91a503be6d07f892244822113140ac55086dabc2a1dcf8f4aaf8dd72acc1bf", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling sharded-slab v0.1.1 [INFO] [stderr] Compiling tracing-log v0.1.2 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling matchers v0.0.1 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling tracing-serde v0.1.2 [INFO] [stderr] Compiling tracing-subscriber v0.2.18 [INFO] [stderr] Compiling metrics-exporter-prometheus v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 19.82s [INFO] running `Command { std: "docker" "inspect" "4e91a503be6d07f892244822113140ac55086dabc2a1dcf8f4aaf8dd72acc1bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e91a503be6d07f892244822113140ac55086dabc2a1dcf8f4aaf8dd72acc1bf", kill_on_drop: false }` [INFO] [stdout] 4e91a503be6d07f892244822113140ac55086dabc2a1dcf8f4aaf8dd72acc1bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 90dd75b9a5aea67ac41846cd7eadcb41528b1e290bf1bf1cf4c3ecf4d321c40c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "90dd75b9a5aea67ac41846cd7eadcb41528b1e290bf1bf1cf4c3ecf4d321c40c", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/metrics_exporter_prometheus-81f80edae86a8d28) [INFO] [stdout] running 6 tests [INFO] [stdout] test builder::tests::test_buckets ... ok [INFO] [stdout] test common::tests::test_sanitize_key_name ... ok [INFO] [stdout] test builder::tests::test_idle_timeout ... ok [INFO] [stdout] test builder::tests::test_render ... ok [INFO] [stdout] test builder::tests::test_global_labels ... ok [INFO] [stdout] test builder::tests::test_global_labels_overrides ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests metrics-exporter-prometheus [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" "90dd75b9a5aea67ac41846cd7eadcb41528b1e290bf1bf1cf4c3ecf4d321c40c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90dd75b9a5aea67ac41846cd7eadcb41528b1e290bf1bf1cf4c3ecf4d321c40c", kill_on_drop: false }` [INFO] [stdout] 90dd75b9a5aea67ac41846cd7eadcb41528b1e290bf1bf1cf4c3ecf4d321c40c