[INFO] fetching crate perf-gauge 0.1.9...
[INFO] testing perf-gauge-0.1.9 against 1.55.0 for beta-1.56-1
[INFO] extracting crate perf-gauge 0.1.9 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate perf-gauge 0.1.9 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate perf-gauge 0.1.9
[INFO] finished tweaking crates.io crate perf-gauge 0.1.9
[INFO] tweaked toml for crates.io crate perf-gauge 0.1.9 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate perf-gauge 0.1.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26e78ef1a32e73a242d090a3c7570115d9dc236692cd70c0bd90a887af5b740d
[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" "26e78ef1a32e73a242d090a3c7570115d9dc236692cd70c0bd90a887af5b740d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26e78ef1a32e73a242d090a3c7570115d9dc236692cd70c0bd90a887af5b740d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26e78ef1a32e73a242d090a3c7570115d9dc236692cd70c0bd90a887af5b740d", kill_on_drop: false }`
[INFO] [stdout] 26e78ef1a32e73a242d090a3c7570115d9dc236692cd70c0bd90a887af5b740d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34635a936009cfc4cbc913de329d6b9e56341091500defc052087182911238c8
[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" "34635a936009cfc4cbc913de329d6b9e56341091500defc052087182911238c8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling log-mdc v0.1.0
[INFO] [stderr]    Compiling arc-swap v0.4.8
[INFO] [stderr]    Compiling histogram v0.6.9
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling http-body v0.4.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling ordered-float v2.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling log4rs v1.0.0
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling tokio-stream v0.1.6
[INFO] [stderr]    Compiling leaky-bucket v0.10.0
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr]    Compiling hyper v0.14.9
[INFO] [stderr]    Compiling perf-gauge v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "34635a936009cfc4cbc913de329d6b9e56341091500defc052087182911238c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34635a936009cfc4cbc913de329d6b9e56341091500defc052087182911238c8", kill_on_drop: false }`
[INFO] [stdout] 34635a936009cfc4cbc913de329d6b9e56341091500defc052087182911238c8
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1a45eb65ca02e2efa3aca9cbc90af2be5edbffecfb6d565edd2d7f1ca56fe05
[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" "a1a45eb65ca02e2efa3aca9cbc90af2be5edbffecfb6d565edd2d7f1ca56fe05", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling extend v0.1.2
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling async-stream v0.3.2
[INFO] [stderr]    Compiling assert-json-diff v1.1.0
[INFO] [stderr]    Compiling tokio-test v0.4.2
[INFO] [stderr]    Compiling mockito v0.28.0
[INFO] [stderr]    Compiling perf-gauge v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.29s
[INFO] running `Command { std: "docker" "inspect" "a1a45eb65ca02e2efa3aca9cbc90af2be5edbffecfb6d565edd2d7f1ca56fe05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1a45eb65ca02e2efa3aca9cbc90af2be5edbffecfb6d565edd2d7f1ca56fe05", kill_on_drop: false }`
[INFO] [stdout] a1a45eb65ca02e2efa3aca9cbc90af2be5edbffecfb6d565edd2d7f1ca56fe05
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3fff6250fab07c410caadc1244c5b5f4cc80ae6246b233984fae574782495e00
[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" "3fff6250fab07c410caadc1244c5b5f4cc80ae6246b233984fae574782495e00", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/perf_gauge-de9aa71832ad0351)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test bench_session::tests::test_rate_ladder_with_increment ... ok
[INFO] [stdout] test bench_session::tests::test_rate_ladder_without_increment ... ok
[INFO] [stdout] test bench_session::tests::test_rate_ladder_without_increment_multiple_iterations ... ok
[INFO] [stdout] test rate_limiter::tests::test_rate_to_refill_amount_and_duration ... ok
[INFO] [stdout] test bench_session::tests::test_rate_ladder_with_max_reps ... ok
[INFO] [stdout] test metrics::tests::test_has_more_work_request_limit ... ok
[INFO] [stdout] test http_bench_session::tests::test_success_post_request ... ok
[INFO] [stdout] test http_bench_session::tests::test_success_request ... ok
[INFO] [stdout] test http_bench_session::tests::test_success_put_request ... ok
[INFO] [stdout] test metrics::tests::test_codes ... ok
[INFO] [stdout] test metrics::tests::test_bench_run_report_display ... ok
[INFO] [stdout] test metrics::tests::test_latency ... ok
[INFO] [stdout] test rate_limiter::tests::test_unlimited ... ok
[INFO] [stdout] test rate_limiter::tests::test_limited_frequent ... ok
[INFO] [stdout] test metrics::tests::test_has_more_work_time_limit ... ok
[INFO] [stdout] test http_bench_session::tests::test_only_http2 ... ok
[INFO] [stdout] test http_bench_session::tests::test_failed_request ... ok
[INFO] [stdout] test bench_run::tests::test_send_load ... ok
[INFO] [stdout] test rate_limiter::tests::test_limited_seldom ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3fff6250fab07c410caadc1244c5b5f4cc80ae6246b233984fae574782495e00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fff6250fab07c410caadc1244c5b5f4cc80ae6246b233984fae574782495e00", kill_on_drop: false }`
[INFO] [stdout] 3fff6250fab07c410caadc1244c5b5f4cc80ae6246b233984fae574782495e00