[INFO] fetching crate metrics-exporter-prometheus 0.8.0... [INFO] testing metrics-exporter-prometheus-0.8.0 against 1.59.0 for beta-1.60-1 [INFO] extracting crate metrics-exporter-prometheus 0.8.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate metrics-exporter-prometheus 0.8.0 on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate metrics-exporter-prometheus 0.8.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate metrics-exporter-prometheus 0.8.0 [INFO] tweaked toml for crates.io crate metrics-exporter-prometheus 0.8.0 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate crates.io crate metrics-exporter-prometheus 0.8.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d2617179afeac8085c3946ca7124498c11515ebee7f32f58745cf3c5c16ce3c [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" "5d2617179afeac8085c3946ca7124498c11515ebee7f32f58745cf3c5c16ce3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d2617179afeac8085c3946ca7124498c11515ebee7f32f58745cf3c5c16ce3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d2617179afeac8085c3946ca7124498c11515ebee7f32f58745cf3c5c16ce3c", kill_on_drop: false }` [INFO] [stdout] 5d2617179afeac8085c3946ca7124498c11515ebee7f32f58745cf3c5c16ce3c [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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 777e23589be6106a4e4ff511961ac1fa015064d1188f91500ce8144d27780906 [INFO] running `Command { std: "docker" "start" "-a" "777e23589be6106a4e4ff511961ac1fa015064d1188f91500ce8144d27780906", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.85 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Compiling metrics v0.18.0 [INFO] [stderr] Compiling sketches-ddsketch v0.1.2 [INFO] [stderr] Compiling atomic-shim v0.2.0 [INFO] [stderr] Compiling tracing-core v0.1.21 [INFO] [stderr] Compiling raw-cpuid v10.2.0 [INFO] [stderr] Compiling getrandom v0.2.4 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling tokio v1.15.0 [INFO] [stderr] Compiling ahash v0.7.6 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling quanta v0.9.3 [INFO] [stderr] Compiling tracing-attributes v0.1.18 [INFO] [stderr] Compiling metrics-macros v0.5.0 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling metrics-util v0.11.0 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling tracing v0.1.29 [INFO] [stderr] Compiling hyper v0.14.16 [INFO] [stderr] Compiling metrics-exporter-prometheus v0.8.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 53.35s [INFO] running `Command { std: "docker" "inspect" "777e23589be6106a4e4ff511961ac1fa015064d1188f91500ce8144d27780906", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "777e23589be6106a4e4ff511961ac1fa015064d1188f91500ce8144d27780906", kill_on_drop: false }` [INFO] [stdout] 777e23589be6106a4e4ff511961ac1fa015064d1188f91500ce8144d27780906 [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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f223487d9f90a561ed712d5a7736f687cdb70a8fdd02c94e4c1296b441db3019 [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" "f223487d9f90a561ed712d5a7736f687cdb70a8fdd02c94e4c1296b441db3019", kill_on_drop: false }` [INFO] [stderr] Compiling fastrand v1.6.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling tracing-log v0.1.2 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand_xorshift v0.3.0 [INFO] [stderr] Compiling tracing-subscriber v0.3.6 [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling rusty-fork v0.3.0 [INFO] [stderr] Compiling proptest v1.0.0 [INFO] [stderr] Compiling metrics-exporter-prometheus v0.8.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 26.44s [INFO] running `Command { std: "docker" "inspect" "f223487d9f90a561ed712d5a7736f687cdb70a8fdd02c94e4c1296b441db3019", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f223487d9f90a561ed712d5a7736f687cdb70a8fdd02c94e4c1296b441db3019", kill_on_drop: false }` [INFO] [stdout] f223487d9f90a561ed712d5a7736f687cdb70a8fdd02c94e4c1296b441db3019 [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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0a09311663337e913d31f5565a97b506041c26fd7a77adfb7d52a0631bb02191 [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" "0a09311663337e913d31f5565a97b506041c26fd7a77adfb7d52a0631bb02191", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/metrics_exporter_prometheus-4ba2a63cddb70710) [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test common::tests::test_sanitize_description_known_cases ... ok [INFO] [stdout] test builder::tests::test_buckets ... ok [INFO] [stdout] test common::tests::test_sanitize_label_key_known_cases ... ok [INFO] [stdout] test common::tests::test_sanitize_label_value_known_cases ... ok [INFO] [stdout] test common::tests::test_sanitize_metric_name_known_cases ... ok [INFO] [stdout] test builder::tests::test_global_labels ... ok [INFO] [stdout] test builder::tests::test_global_labels_overrides ... ok [INFO] [stdout] test builder::tests::test_sanitized_render ... ok [INFO] [stdout] test builder::tests::test_render ... ok [INFO] [stdout] test builder::tests::test_idle_timeout_doesnt_remove_recents ... ok [INFO] [stdout] test builder::tests::test_idle_timeout_partial ... ok [INFO] [stdout] test builder::tests::test_idle_timeout_staggered_distributions ... ok [INFO] [stdout] test builder::tests::test_idle_timeout_all ... ok [INFO] [stdout] test common::tests::test_sanitize_metric_name ... ok [INFO] [stdout] test common::tests::test_sanitize_label_value ... ok [INFO] [stdout] test common::tests::test_sanitize_description ... ok [INFO] [stderr] Doc-tests metrics-exporter-prometheus [INFO] [stdout] test common::tests::test_sanitize_label_key ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 46) ... ignored [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0a09311663337e913d31f5565a97b506041c26fd7a77adfb7d52a0631bb02191", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a09311663337e913d31f5565a97b506041c26fd7a77adfb7d52a0631bb02191", kill_on_drop: false }` [INFO] [stdout] 0a09311663337e913d31f5565a97b506041c26fd7a77adfb7d52a0631bb02191