[INFO] fetching crate prometheus 0.11.0... [INFO] testing prometheus-0.11.0 against 1.49.0 for beta-1.50-1 [INFO] extracting crate prometheus 0.11.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate prometheus 0.11.0 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-4/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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 02cbf987964efa90fc99e1678b0d2a3b962e63d378c399c4a87c581793a6c68d [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" "02cbf987964efa90fc99e1678b0d2a3b962e63d378c399c4a87c581793a6c68d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "02cbf987964efa90fc99e1678b0d2a3b962e63d378c399c4a87c581793a6c68d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02cbf987964efa90fc99e1678b0d2a3b962e63d378c399c4a87c581793a6c68d", kill_on_drop: false }` [INFO] [stdout] 02cbf987964efa90fc99e1678b0d2a3b962e63d378c399c4a87c581793a6c68d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.49.0" "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] eac4da562d6db77f7a583f758458de32585818c61ee1cb95f7ace33a6b81fcea [INFO] running `Command { std: "docker" "start" "-a" "eac4da562d6db77f7a583f758458de32585818c61ee1cb95f7ace33a6b81fcea", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.53 [INFO] [stderr] Compiling protobuf v2.18.0 [INFO] [stderr] Compiling instant v0.1.6 [INFO] [stderr] Compiling prometheus v0.11.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling proc-macro2 v1.0.24 [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 thiserror-impl v1.0.21 [INFO] [stderr] Compiling thiserror v1.0.21 [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 29.16s [INFO] running `Command { std: "docker" "inspect" "eac4da562d6db77f7a583f758458de32585818c61ee1cb95f7ace33a6b81fcea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eac4da562d6db77f7a583f758458de32585818c61ee1cb95f7ace33a6b81fcea", kill_on_drop: false }` [INFO] [stdout] eac4da562d6db77f7a583f758458de32585818c61ee1cb95f7ace33a6b81fcea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0e5b8803911d29d8288550032c8c71e55ee42b209f3e0b1917330d3a6a18f1dd [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" "0e5b8803911d29d8288550032c8c71e55ee42b209f3e0b1917330d3a6a18f1dd", kill_on_drop: false }` [INFO] [stderr] Compiling bytes v0.5.4 [INFO] [stderr] Compiling pin-project-lite v0.1.4 [INFO] [stderr] Compiling futures-core v0.3.4 [INFO] [stderr] Compiling pin-project-internal v0.4.26 [INFO] [stderr] Compiling futures-task v0.3.4 [INFO] [stderr] Compiling futures-sink v0.3.4 [INFO] [stderr] Compiling try-lock v0.2.2 [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 net2 v0.2.33 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling socket2 v0.3.15 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling serde_json v1.0.48 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling tracing v0.1.21 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling bstr v0.2.14 [INFO] [stderr] Compiling futures-util v0.3.4 [INFO] [stderr] Compiling futures-channel v0.3.4 [INFO] [stderr] Compiling tokio-macros v0.3.1 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling http v0.2.0 [INFO] [stderr] Compiling csv v1.1.5 [INFO] [stderr] Compiling tokio v0.2.22 [INFO] [stderr] Compiling tinytemplate v1.1.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling plotters v0.2.15 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling pin-project v0.4.26 [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] Compiling tokio-util v0.2.0 [INFO] [stderr] Compiling h2 v0.2.2 [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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 52s [INFO] running `Command { std: "docker" "inspect" "0e5b8803911d29d8288550032c8c71e55ee42b209f3e0b1917330d3a6a18f1dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e5b8803911d29d8288550032c8c71e55ee42b209f3e0b1917330d3a6a18f1dd", kill_on_drop: false }` [INFO] [stdout] 0e5b8803911d29d8288550032c8c71e55ee42b209f3e0b1917330d3a6a18f1dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 07d52b808d0c7e1afe0df0bff6c0b8c998da5bb0d2200c0345358b3016691473 [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" "07d52b808d0c7e1afe0df0bff6c0b8c998da5bb0d2200c0345358b3016691473", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.21s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/prometheus-c48ce063186998ae [INFO] [stdout] [INFO] [stdout] running 56 tests [INFO] [stdout] test atomic64::test::test_atomic_f64 ... ok [INFO] [stdout] test counter::tests::test_int_counter ... ok [INFO] [stdout] test counter::tests::test_counter ... ok [INFO] [stdout] test counter::tests::test_int_counter_vec ... ok [INFO] [stdout] test desc::tests::test_invalid_metric_name ... ok [INFO] [stdout] test counter::tests::test_counter_vec_with_label_values ... ok [INFO] [stdout] test atomic64::test::test_atomic_u64 ... ok [INFO] [stdout] test counter::tests::test_counter_vec_with_labels ... ok [INFO] [stdout] test atomic64::test::test_atomic_i64 ... ok [INFO] [stdout] test counter::tests::test_counter_vec_local ... 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 gauge::tests::test_gauge ... ok [INFO] [stdout] test encoder::text::tests::test_escape_string ... ok [INFO] [stdout] test gauge::tests::test_gauge_vec_with_labels ... ok [INFO] [stdout] test encoder::text::tests::test_text_encoder_summary ... ok [INFO] [stdout] test encoder::text::tests::test_text_encoder ... ok [INFO] [stdout] test histogram::tests::test_buckets_functions ... ok [INFO] [stdout] test histogram::tests::test_buckets_invalidation ... ok [INFO] [stdout] test encoder::text::tests::test_text_encoder_histogram ... ok [INFO] [stdout] test histogram::tests::test_error_on_inconsistent_label_cardinality ... ok [INFO] [stdout] test desc::tests::test_is_valid_metric_name ... ok [INFO] [stdout] test gauge::tests::test_gauge_vec_with_label_values ... ok [INFO] [stdout] test encoder::pb::tests::test_protobuf_encoder ... ok [INFO] [stdout] test desc::tests::test_is_valid_label_name ... ok [INFO] [stdout] test encoder::tests::test_bad_text_metrics ... ok [INFO] [stdout] test histogram::tests::test_duration_to_seconds ... ok [INFO] [stdout] test histogram::tests::test_histogram_vec_with_opts_buckets ... ok [INFO] [stdout] test histogram::tests::test_histogram_vec_with_label_values ... ok [INFO] [stdout] test metrics::tests::test_build_fq_name ... ok [INFO] [stdout] test metrics::tests::test_different_generic_types ... ok [INFO] [stdout] test counter::tests::test_local_counter ... ok [INFO] [stdout] test histogram::tests::test_histogram_vec_local ... ok [INFO] [stdout] test registry::tests::test_default_registry ... ok [INFO] [stdout] test counter::tests::test_int_counter_vec_local ... ok [INFO] [stdout] test histogram::tests::test_histogram_local ... ok [INFO] [stdout] test encoder::tests::test_bad_proto_metrics ... ok [INFO] [stdout] test registry::tests::test_register_multiplecollector ... ok [INFO] [stdout] test registry::tests::test_with_labels_gather ... ok [INFO] [stdout] test registry::tests::test_gather_order ... ok [INFO] [stdout] test registry::tests::test_with_prefix_gather ... ok [INFO] [stdout] test metrics::tests::test_label_cmp ... ok [INFO] [stdout] test registry::tests::test_prune_empty_metric_family ... 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_gauge_vec_with_label_values ... ok [INFO] [stdout] test vec::tests::test_gauge_vec_with_labels ... ok [INFO] [stdout] test timer::tests::test_duration_to_millis ... ok [INFO] [stdout] test vec::tests::test_counter_vec_with_labels ... ok [INFO] [stdout] test vec::tests::test_vec_get_metric_with ... ok [INFO] [stdout] test counter::tests::test_int_local_counter ... 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] [stderr] Doc-tests prometheus [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 [INFO] [stdout] [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="default"' --cfg 'feature="protobuf"' --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-d836a7202f0431f0.rlib --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-6f60c0bdf93a24d7.rlib --extern fnv=/opt/rustwide/target/debug/deps/libfnv-751e5967119454f8.rlib --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-c8e5a46933b94018.rlib --extern hyper=/opt/rustwide/target/debug/deps/libhyper-ef38468051206688.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-7454a37932f6efcb.rlib --extern prometheus=/opt/rustwide/target/debug/deps/libprometheus-14f1ef1b6ed00e24.rlib --extern protobuf=/opt/rustwide/target/debug/deps/libprotobuf-0f77ab96ec769a6c.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-95eefba5bcc48381.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-d901f3e2f1eb4764.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-98ede175430e7c4c.rlib -C embed-bitcode=no` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "07d52b808d0c7e1afe0df0bff6c0b8c998da5bb0d2200c0345358b3016691473", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07d52b808d0c7e1afe0df0bff6c0b8c998da5bb0d2200c0345358b3016691473", kill_on_drop: false }` [INFO] [stdout] 07d52b808d0c7e1afe0df0bff6c0b8c998da5bb0d2200c0345358b3016691473