[INFO] fetching crate solana_libra_metrics 0.0.1-sol5...
[INFO] testing solana_libra_metrics-0.0.1-sol5 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate solana_libra_metrics 0.0.1-sol5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate solana_libra_metrics 0.0.1-sol5 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate solana_libra_metrics 0.0.1-sol5
[INFO] finished tweaking crates.io crate solana_libra_metrics 0.0.1-sol5
[INFO] tweaked toml for crates.io crate solana_libra_metrics 0.0.1-sol5 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b1a9e391f0e9a5410c7365cf6d78f83120f45d36240c9d2e47a4dc8727790a6
[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" "6b1a9e391f0e9a5410c7365cf6d78f83120f45d36240c9d2e47a4dc8727790a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b1a9e391f0e9a5410c7365cf6d78f83120f45d36240c9d2e47a4dc8727790a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b1a9e391f0e9a5410c7365cf6d78f83120f45d36240c9d2e47a4dc8727790a6", kill_on_drop: false }`
[INFO] [stdout] 6b1a9e391f0e9a5410c7365cf6d78f83120f45d36240c9d2e47a4dc8727790a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59e31f2f6e4efb6989c137555ee3954ed88309ab2c0b084ffab52979bce13f53
[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" "59e31f2f6e4efb6989c137555ee3954ed88309ab2c0b084ffab52979bce13f53", kill_on_drop: false }`
[INFO] [stderr]    Compiling prometheus v0.7.0
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling slog-term v2.8.0
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling slog-envlogger v2.2.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling solana_libra_logger v0.0.1-sol5
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling solana_libra_metrics v0.0.1-sol5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.08s
[INFO] running `Command { std: "docker" "inspect" "59e31f2f6e4efb6989c137555ee3954ed88309ab2c0b084ffab52979bce13f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59e31f2f6e4efb6989c137555ee3954ed88309ab2c0b084ffab52979bce13f53", kill_on_drop: false }`
[INFO] [stdout] 59e31f2f6e4efb6989c137555ee3954ed88309ab2c0b084ffab52979bce13f53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f52bc2be805d3f1d45018aaf35b80ef284ec5da809824837be8ddc2663377fa
[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" "5f52bc2be805d3f1d45018aaf35b80ef284ec5da809824837be8ddc2663377fa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling solana_libra_metrics v0.0.1-sol5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.58s
[INFO] running `Command { std: "docker" "inspect" "5f52bc2be805d3f1d45018aaf35b80ef284ec5da809824837be8ddc2663377fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f52bc2be805d3f1d45018aaf35b80ef284ec5da809824837be8ddc2663377fa", kill_on_drop: false }`
[INFO] [stdout] 5f52bc2be805d3f1d45018aaf35b80ef284ec5da809824837be8ddc2663377fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 35cb9b2a08f75722e1bc53092ffefa75075fdec86e1a245ff1be87c10fa69dea
[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" "35cb9b2a08f75722e1bc53092ffefa75075fdec86e1a245ff1be87c10fa69dea", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/solana_libra_metrics-67c61ac1a33e22e5)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test json_encoder::tests::test_flatten_labels ... ok
[INFO] [stdout] test unit_tests::lib_test::publish_metrics_test ... ok
[INFO] [stdout] test json_encoder::tests::test_encoder ... ok
[INFO] [stdout] test unit_tests::lib_test::gather_metrics_test ... ok
[INFO] [stdout] test unit_tests::lib_test::get_all_metrics_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests solana_libra_metrics
[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 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "35cb9b2a08f75722e1bc53092ffefa75075fdec86e1a245ff1be87c10fa69dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35cb9b2a08f75722e1bc53092ffefa75075fdec86e1a245ff1be87c10fa69dea", kill_on_drop: false }`
[INFO] [stdout] 35cb9b2a08f75722e1bc53092ffefa75075fdec86e1a245ff1be87c10fa69dea