[INFO] fetching crate exponential-decay-histogram 0.1.5...
[INFO] testing exponential-decay-histogram-0.1.5 against 1.47.0 for beta-1.48-1
[INFO] extracting crate exponential-decay-histogram 0.1.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate exponential-decay-histogram 0.1.5 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exponential-decay-histogram 0.1.5
[INFO] finished tweaking crates.io crate exponential-decay-histogram 0.1.5
[INFO] tweaked toml for crates.io crate exponential-decay-histogram 0.1.5 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c65d7ccb982b4262575d9f4674cc7d2d0205cd721ba48bdf346a82a132cf09e6
[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" "c65d7ccb982b4262575d9f4674cc7d2d0205cd721ba48bdf346a82a132cf09e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c65d7ccb982b4262575d9f4674cc7d2d0205cd721ba48bdf346a82a132cf09e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c65d7ccb982b4262575d9f4674cc7d2d0205cd721ba48bdf346a82a132cf09e6", kill_on_drop: false }`
[INFO] [stdout] c65d7ccb982b4262575d9f4674cc7d2d0205cd721ba48bdf346a82a132cf09e6
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edc9274ff2b7c1c01fa8d49d058dbb1f3b686a11b7f856cf2d6454ce55f09e61
[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" "edc9274ff2b7c1c01fa8d49d058dbb1f3b686a11b7f856cf2d6454ce55f09e61", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling ordered-float v1.1.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling exponential-decay-histogram v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.17s
[INFO] running `Command { std: "docker" "inspect" "edc9274ff2b7c1c01fa8d49d058dbb1f3b686a11b7f856cf2d6454ce55f09e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edc9274ff2b7c1c01fa8d49d058dbb1f3b686a11b7f856cf2d6454ce55f09e61", kill_on_drop: false }`
[INFO] [stdout] edc9274ff2b7c1c01fa8d49d058dbb1f3b686a11b7f856cf2d6454ce55f09e61
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] efc4d0a7af6d044f78405df528da786c8ba7867b22efa0ec360be336b2c0e479
[INFO] running `Command { std: "docker" "start" "-a" "efc4d0a7af6d044f78405df528da786c8ba7867b22efa0ec360be336b2c0e479", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling exponential-decay-histogram v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 53.02s
[INFO] running `Command { std: "docker" "inspect" "efc4d0a7af6d044f78405df528da786c8ba7867b22efa0ec360be336b2c0e479", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efc4d0a7af6d044f78405df528da786c8ba7867b22efa0ec360be336b2c0e479", kill_on_drop: false }`
[INFO] [stdout] efc4d0a7af6d044f78405df528da786c8ba7867b22efa0ec360be336b2c0e479
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a629814f6309c179849f9bce3606368e34072ed1c06294be385969d721263c89
[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" "a629814f6309c179849f9bce3606368e34072ed1c06294be385969d721263c89", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/exponential_decay_histogram-d2b0858b635a5472
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::a_histogram_of_100_out_of_10_elements ... ok
[INFO] [stdout] test test::quantiles_should_be_based_on_weights ... ok
[INFO] [stdout] test test::long_periods_of_inactivity_should_not_corrupt_sampling_state ... ok
[INFO] [stdout] test test::values ... ok
[INFO] [stdout] test test::a_histogram_of_100_out_of_1000_elements ... ok
[INFO] [stdout] test test::a_heavily_biased_histogram_of_100_out_of_1000_elements ... ok
[INFO] [stdout] test test::spot_fall ... ok
[INFO] [stderr]    Doc-tests exponential-decay-histogram
[INFO] [stdout] test test::spot_lift ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a629814f6309c179849f9bce3606368e34072ed1c06294be385969d721263c89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a629814f6309c179849f9bce3606368e34072ed1c06294be385969d721263c89", kill_on_drop: false }`
[INFO] [stdout] a629814f6309c179849f9bce3606368e34072ed1c06294be385969d721263c89
