[INFO] crate hornet 0.1.0 is already in cache
[INFO] extracting crate hornet 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/hornet/0.1.0
[INFO] extracting crate hornet 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hornet/0.1.0
[INFO] validating manifest of hornet-0.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hornet-0.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hornet-0.1.0
[INFO] finished frobbing hornet-0.1.0
[INFO] frobbed toml for hornet-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/hornet/0.1.0/Cargo.toml
[INFO] started frobbing hornet-0.1.0
[INFO] finished frobbing hornet-0.1.0
[INFO] frobbed toml for hornet-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/hornet/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing hornet-0.1.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/hornet/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] f3efd860793f2d32cea39529760358e486cbcf0641e8a580f2180ced9fa3cbae
[INFO] running `"docker" "start" "-a" "f3efd860793f2d32cea39529760358e486cbcf0641e8a580f2180ced9fa3cbae"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling hdrsample v4.0.0
[INFO] [stderr]    Compiling hornet v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `nix` is imported redundantly
[INFO] [stderr]   --> src/client/mod.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     use nix;
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/lib.rs:9:14
[INFO] [stderr]    |
[INFO] [stderr] 9  | #[cfg(unix)] extern crate nix;
[INFO] [stderr]    |              ----------------- the item `nix` is already imported here
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.47s
[INFO] running `"docker" "inspect" "f3efd860793f2d32cea39529760358e486cbcf0641e8a580f2180ced9fa3cbae"`
[INFO] running `"docker" "rm" "-f" "f3efd860793f2d32cea39529760358e486cbcf0641e8a580f2180ced9fa3cbae"`
[INFO] [stdout] f3efd860793f2d32cea39529760358e486cbcf0641e8a580f2180ced9fa3cbae
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/hornet/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 135f5145c26dd52abef02fff4ac40d9a209a948c0e271e5c5fc7e4fae245f529
[INFO] running `"docker" "start" "-a" "135f5145c26dd52abef02fff4ac40d9a209a948c0e271e5c5fc7e4fae245f529"`
[INFO] [stderr]    Compiling hornet v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `nix` is imported redundantly
[INFO] [stderr]   --> src/client/mod.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     use nix;
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/lib.rs:9:14
[INFO] [stderr]    |
[INFO] [stderr] 9  | #[cfg(unix)] extern crate nix;
[INFO] [stderr]    |              ----------------- the item `nix` is already imported here
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.37s
[INFO] running `"docker" "inspect" "135f5145c26dd52abef02fff4ac40d9a209a948c0e271e5c5fc7e4fae245f529"`
[INFO] running `"docker" "rm" "-f" "135f5145c26dd52abef02fff4ac40d9a209a948c0e271e5c5fc7e4fae245f529"`
[INFO] [stdout] 135f5145c26dd52abef02fff4ac40d9a209a948c0e271e5c5fc7e4fae245f529
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/hornet/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 366db63b856eb1fedae9fa49923a06696ad831cf565531c0f8035d88b7d6695d
[INFO] running `"docker" "start" "-a" "366db63b856eb1fedae9fa49923a06696ad831cf565531c0f8035d88b7d6695d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hornet-21d1952477e75d96
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test client::metric::test_invalid_strings ... ok
[INFO] [stdout] test client::metric::gaugevector::test ... ok
[INFO] [stdout] test client::metric::counter::test ... ok
[INFO] [stdout] test client::metric::countvector::test ... ok
[INFO] [stdout] test client::metric::test_instance_metrics ... ok
[INFO] [stdout] test client::metric::countvector::test_multiple_initvals ... ok
[INFO] [stdout] test client::metric::gauge::test ... ok
[INFO] [stdout] test client::metric::test_mmv2_string_check ... ok
[INFO] [stdout] test client::test_mmv_dir ... ok
[INFO] [stdout] test client::metric::test_random_numeric_metrics ... ok
[INFO] [stdout] test client::metric::test_simple_metrics ... ok
[INFO] [stdout] test client::metric::test_mmv2_string_blocks ... ok
[INFO] [stdout] test client::test_mmv_header ... ok
[INFO] [stdout] test client::metric::test_units ... ok
[INFO] [stdout] test client::test_init_pcp_conf ... ok
[INFO] [stdout] test client::metric::histogram::test ... ok
[INFO] [stdout] test client::metric::timer::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mmvdump-c126cf149a5127b9
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mmvfmt-b0c356e1bc51ebae
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_mmvfmt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hornet
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "366db63b856eb1fedae9fa49923a06696ad831cf565531c0f8035d88b7d6695d"`
[INFO] running `"docker" "rm" "-f" "366db63b856eb1fedae9fa49923a06696ad831cf565531c0f8035d88b7d6695d"`
[INFO] [stdout] 366db63b856eb1fedae9fa49923a06696ad831cf565531c0f8035d88b7d6695d