[INFO] fetching crate prometheus 0.11.0...
[INFO] testing prometheus-0.11.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate prometheus 0.11.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate prometheus 0.11.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prometheus 0.11.0
[INFO] finished tweaking crates.io crate prometheus 0.11.0
[INFO] tweaked toml for crates.io crate prometheus 0.11.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate prometheus 0.11.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.9
[INFO] [stderr]   Downloaded protobuf-codegen-pure v2.18.0
[INFO] [stderr]   Downloaded procfs v0.9.0
[INFO] [stderr]   Downloaded protobuf-codegen v2.18.0
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 344a83817bc0f61af96720e0f6ac5c9235f26a6831d36ea6a41f756822206b51
[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" "344a83817bc0f61af96720e0f6ac5c9235f26a6831d36ea6a41f756822206b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "344a83817bc0f61af96720e0f6ac5c9235f26a6831d36ea6a41f756822206b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344a83817bc0f61af96720e0f6ac5c9235f26a6831d36ea6a41f756822206b51", kill_on_drop: false }`
[INFO] [stdout] 344a83817bc0f61af96720e0f6ac5c9235f26a6831d36ea6a41f756822206b51
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf0782822fd178afe196d776a716440fd96a8fc3a068829520525082bc1d7371
[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" "cf0782822fd178afe196d776a716440fd96a8fc3a068829520525082bc1d7371", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling instant v0.1.6
[INFO] [stderr]    Compiling protobuf v2.18.0
[INFO] [stderr]    Compiling prometheus v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/atomic64.rs:115:18
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 .compare_and_swap(current, f64_to_u64(new), Ordering::Release);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/atomic64.rs:210:20
[INFO] [stdout]     |
[INFO] [stdout] 210 |         self.inner.compare_and_swap(current, new, ordering)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/timer.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |     if !UPDATER_IS_RUNNING.compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.53s
[INFO] running `Command { std: "docker" "inspect" "cf0782822fd178afe196d776a716440fd96a8fc3a068829520525082bc1d7371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0782822fd178afe196d776a716440fd96a8fc3a068829520525082bc1d7371", kill_on_drop: false }`
[INFO] [stdout] cf0782822fd178afe196d776a716440fd96a8fc3a068829520525082bc1d7371
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--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] 7641eb32dbd4702e5c22fc518ad84e5a4d445f65a7387dd175d9f1d2ff79d024
[INFO] running `Command { std: "docker" "start" "-a" "7641eb32dbd4702e5c22fc518ad84e5a4d445f65a7387dd175d9f1d2ff79d024", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling pin-project-internal v0.4.26
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling tokio v0.3.3
[INFO] [stderr]    Compiling http v0.2.0
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling socket2 v0.3.15
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/atomic64.rs:115:18
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 .compare_and_swap(current, f64_to_u64(new), Ordering::Release);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/atomic64.rs:210:20
[INFO] [stdout]     |
[INFO] [stdout] 210 |         self.inner.compare_and_swap(current, new, ordering)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/timer.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |     if !UPDATER_IS_RUNNING.compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling pin-project v0.4.26
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling h2 v0.2.2
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling hyper v0.13.8
[INFO] [stderr]    Compiling prometheus v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/atomic64.rs:115:18
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 .compare_and_swap(current, f64_to_u64(new), Ordering::Release);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/atomic64.rs:210:20
[INFO] [stdout]     |
[INFO] [stdout] 210 |         self.inner.compare_and_swap(current, new, ordering)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/timer.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |     if !UPDATER_IS_RUNNING.compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 51s
[INFO] running `Command { std: "docker" "inspect" "7641eb32dbd4702e5c22fc518ad84e5a4d445f65a7387dd175d9f1d2ff79d024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7641eb32dbd4702e5c22fc518ad84e5a4d445f65a7387dd175d9f1d2ff79d024", kill_on_drop: false }`
[INFO] [stdout] 7641eb32dbd4702e5c22fc518ad84e5a4d445f65a7387dd175d9f1d2ff79d024
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d1cf6e4317c31254d4fb816a3cb929a15ec85673b76f25f3481773243e50b0c0
[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" "d1cf6e4317c31254d4fb816a3cb929a15ec85673b76f25f3481773243e50b0c0", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/atomic64.rs:115:18
[INFO] [stderr]     |
[INFO] [stderr] 115 |                 .compare_and_swap(current, f64_to_u64(new), Ordering::Release);
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/atomic64.rs:210:20
[INFO] [stderr]     |
[INFO] [stderr] 210 |         self.inner.compare_and_swap(current, new, ordering)
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> src/timer.rs:48:28
[INFO] [stderr]    |
[INFO] [stderr] 48 |     if !UPDATER_IS_RUNNING.compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/atomic64.rs:115:18
[INFO] [stderr]     |
[INFO] [stderr] 115 |                 .compare_and_swap(current, f64_to_u64(new), Ordering::Release);
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicU64::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/atomic64.rs:210:20
[INFO] [stderr]     |
[INFO] [stderr] 210 |         self.inner.compare_and_swap(current, new, ordering)
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> src/timer.rs:48:28
[INFO] [stderr]    |
[INFO] [stderr] 48 |     if !UPDATER_IS_RUNNING.compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prometheus-35546e61438e4fc7
[INFO] [stdout] running 56 tests
[INFO] [stdout] test atomic64::test::test_atomic_u64 ... ok
[INFO] [stdout] test atomic64::test::test_atomic_i64 ... ok
[INFO] [stdout] test desc::tests::test_invalid_metric_name ... ok
[INFO] [stdout] test counter::tests::test_int_counter ... ok
[INFO] [stdout] test counter::tests::test_int_local_counter ... ok
[INFO] [stdout] test counter::tests::test_local_counter ... ok
[INFO] [stdout] test atomic64::test::test_atomic_f64 ... ok
[INFO] [stdout] test desc::tests::test_is_valid_metric_name ... ok
[INFO] [stdout] test encoder::text::tests::test_escape_string ... ok
[INFO] [stdout] test counter::tests::test_counter ... ok
[INFO] [stdout] test counter::tests::test_counter_vec_with_label_values ... ok
[INFO] [stdout] test encoder::text::tests::test_text_encoder_histogram ... ok
[INFO] [stdout] test desc::tests::test_invalid_const_label_name ... ok
[INFO] [stdout] test desc::tests::test_invalid_variable_label_name ... ok
[INFO] [stdout] test counter::tests::test_counter_vec_with_labels ... ok
[INFO] [stdout] test desc::tests::test_is_valid_label_name ... ok
[INFO] [stdout] test encoder::text::tests::test_text_encoder ... ok
[INFO] [stdout] test encoder::pb::tests::test_protobuf_encoder ... ok
[INFO] [stdout] test counter::tests::test_int_counter_vec_local ... ok
[INFO] [stdout] test histogram::tests::test_buckets_functions ... ok
[INFO] [stdout] test histogram::tests::test_buckets_invalidation ... ok
[INFO] [stdout] test gauge::tests::test_gauge ... ok
[INFO] [stdout] test histogram::tests::test_duration_to_seconds ... ok
[INFO] [stdout] test encoder::text::tests::test_text_encoder_summary ... ok
[INFO] [stdout] test histogram::tests::test_histogram_local ... ok
[INFO] [stdout] test histogram::tests::test_histogram_vec_with_label_values ... ok
[INFO] [stdout] test histogram::tests::test_histogram_vec_with_opts_buckets ... ok
[INFO] [stdout] test metrics::tests::test_build_fq_name ... ok
[INFO] [stdout] test histogram::tests::test_error_on_inconsistent_label_cardinality ... ok
[INFO] [stdout] test counter::tests::test_counter_vec_local ... ok
[INFO] [stdout] test registry::tests::test_default_registry ... ok
[INFO] [stdout] test counter::tests::test_int_counter_vec ... ok
[INFO] [stdout] test registry::tests::test_with_labels_gather ... ok
[INFO] [stdout] test registry::tests::test_gather_order ... ok
[INFO] [stdout] test gauge::tests::test_gauge_vec_with_label_values ... ok
[INFO] [stdout] test metrics::tests::test_different_generic_types ... ok
[INFO] [stdout] test metrics::tests::test_label_cmp ... ok
[INFO] [stdout] test encoder::tests::test_bad_text_metrics ... ok
[INFO] [stdout] test encoder::tests::test_bad_proto_metrics ... ok
[INFO] [stdout] test timer::tests::test_duration_to_millis ... ok
[INFO] [stdout] test registry::tests::test_prune_empty_metric_family ... ok
[INFO] [stdout] test registry::tests::test_register_multiplecollector ... ok
[INFO] [stdout] test gauge::tests::test_gauge_vec_with_labels ... ok
[INFO] [stdout] test histogram::tests::test_histogram_vec_local ... ok
[INFO] [stdout] test vec::tests::test_gauge_vec_with_label_values ... ok
[INFO] [stdout] test vec::tests::test_counter_vec_with_labels ... ok
[INFO] [stdout] test vec::tests::test_gauge_vec_with_labels ... ok
[INFO] [stdout] test vec::tests::test_counter_vec_with_label_values ... ok
[INFO] [stdout] test registry::tests::test_registry ... ok
[INFO] [stdout] test vec::tests::test_vec_get_metric_with ... ok
[INFO] [stdout] test registry::tests::test_with_prefix_gather ... ok
[INFO] [stdout] test counter::tests::test_local_counter_negative_inc ... ok
[INFO] [stdout] test counter::tests::test_counter_negative_inc ... ok
[INFO] [stdout] test timer::tests::test_time_update ... ok
[INFO] [stdout] test histogram::tests::test_histogram ... ok
[INFO] [stdout] test histogram::tests::atomic_observe_across_collects ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 56 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.36s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prometheus
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --test /opt/rustwide/workdir/src/lib.rs --crate-name prometheus -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cfg 'feature="protobuf"' --cfg 'feature="default"' --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-d82520db93b55397.rlib --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-f5d62ebc51297187.rlib --extern fnv=/opt/rustwide/target/debug/deps/libfnv-9bab2cd4d16544dd.rlib --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-99aae743ea794a88.rlib --extern hyper=/opt/rustwide/target/debug/deps/libhyper-93fb8416c9c0f54c.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b2d06f7d60fcbb27.rlib --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-985d350be30cc660.rlib --extern prometheus=/opt/rustwide/target/debug/deps/libprometheus-b189dd3ce4c7d918.rlib --extern protobuf=/opt/rustwide/target/debug/deps/libprotobuf-51084f957621f0a9.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-13c5d227079b7de9.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-c7c5446230779ff1.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-e11479322884e20b.rlib -C embed-bitcode=no` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "d1cf6e4317c31254d4fb816a3cb929a15ec85673b76f25f3481773243e50b0c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1cf6e4317c31254d4fb816a3cb929a15ec85673b76f25f3481773243e50b0c0", kill_on_drop: false }`
[INFO] [stdout] d1cf6e4317c31254d4fb816a3cb929a15ec85673b76f25f3481773243e50b0c0