[INFO] crate witchcraft-metrics 0.1.1 is already in cache
[INFO] testing witchcraft-metrics-0.1.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate witchcraft-metrics 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate witchcraft-metrics 0.1.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate witchcraft-metrics 0.1.1
[INFO] finished tweaking crates.io crate witchcraft-metrics 0.1.1
[INFO] tweaked toml for crates.io crate witchcraft-metrics 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a6c7db3117ed269a17a46056a972740a87fd7f08f734369264b4f823bde0813d
[INFO] running `"docker" "start" "-a" "a6c7db3117ed269a17a46056a972740a87fd7f08f734369264b4f823bde0813d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling serde-value v0.6.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling exponential-decay-histogram v0.1.5
[INFO] [stderr]    Compiling witchcraft-metrics v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.84s
[INFO] running `"docker" "inspect" "a6c7db3117ed269a17a46056a972740a87fd7f08f734369264b4f823bde0813d"`
[INFO] running `"docker" "rm" "-f" "a6c7db3117ed269a17a46056a972740a87fd7f08f734369264b4f823bde0813d"`
[INFO] [stdout] a6c7db3117ed269a17a46056a972740a87fd7f08f734369264b4f823bde0813d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a3a4bce643cfaf5f10ead24c058def35ac257f6e3ccec8aa6d33b2bc131d20f6
[INFO] running `"docker" "start" "-a" "a3a4bce643cfaf5f10ead24c058def35ac257f6e3ccec8aa6d33b2bc131d20f6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling witchcraft-metrics v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `"docker" "inspect" "a3a4bce643cfaf5f10ead24c058def35ac257f6e3ccec8aa6d33b2bc131d20f6"`
[INFO] running `"docker" "rm" "-f" "a3a4bce643cfaf5f10ead24c058def35ac257f6e3ccec8aa6d33b2bc131d20f6"`
[INFO] [stdout] a3a4bce643cfaf5f10ead24c058def35ac257f6e3ccec8aa6d33b2bc131d20f6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 80b331ca4cca446804a85dab29988d785fbffb7db62dc376401240579b101757
[INFO] running `"docker" "start" "-a" "80b331ca4cca446804a85dab29988d785fbffb7db62dc376401240579b101757"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/witchcraft_metrics-4dae4094a6bfb60e
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test counter::test::basic ... ok
[INFO] [stdout] test histogram::test::basic ... ok
[INFO] [stdout] test meter::test::starts_out_with_no_rates_or_count ... ok
[INFO] [stdout] test meter::test::marks_events_and_updates_rate_and_count ... ok
[INFO] [stdout] test metric_id::test::basic ... ok
[INFO] [stdout] test timer::test::basic ... ok
[INFO] [stdout] test reservoir::test::exponential_basic ... ok
[INFO] [stdout] test registry::test::tagged_distinct_from_untagged ... ok
[INFO] [stdout] test registry::test::metrics_returns_snapshot ... ok
[INFO] [stdout] test registry::test::first_metric_wins ... ok
[INFO] [stdout] test timer::test::time ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests witchcraft-metrics
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/registry.rs - registry::MetricRegistry (line 40) ... ok
[INFO] [stdout] test src/lib.rs -  (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "80b331ca4cca446804a85dab29988d785fbffb7db62dc376401240579b101757"`
[INFO] running `"docker" "rm" "-f" "80b331ca4cca446804a85dab29988d785fbffb7db62dc376401240579b101757"`
[INFO] [stdout] 80b331ca4cca446804a85dab29988d785fbffb7db62dc376401240579b101757