Update dependencies by `cargo update`
Update dependencies by `cargo update`

    Updating crates.io index
    Updating git repository `https://github.com/sgrif/swirl.git`
    Updating aho-corasick v0.7.13 -> v0.7.14
    Updating anyhow v1.0.32 -> v1.0.33
    Updating backtrace v0.3.50 -> v0.3.53
    Updating cc v1.0.60 -> v1.0.61
      Adding cfg-if v1.0.0
    Updating chrono v0.4.15 -> v0.4.19
    Updating ctor v0.1.15 -> v0.1.16
    Updating ctrlc v3.1.6 -> v3.1.7
    Updating flate2 v1.0.17 -> v1.0.18
    Updating futures-channel v0.3.5 -> v0.3.6
    Updating futures-core v0.3.5 -> v0.3.6
    Updating futures-io v0.3.5 -> v0.3.6
    Updating futures-macro v0.3.5 -> v0.3.6
    Updating futures-sink v0.3.5 -> v0.3.6
    Updating futures-task v0.3.5 -> v0.3.6
    Updating futures-util v0.3.5 -> v0.3.6
    Updating git2 v0.13.11 -> v0.13.12
    Updating handlebars v3.4.0 -> v3.5.0
    Updating hashbrown v0.9.0 -> v0.9.1
    Updating hermit-abi v0.1.15 -> v0.1.17
    Updating hyperx v1.1.0 -> v1.2.0
    Updating libc v0.2.77 -> v0.2.79
    Updating libgit2-sys v0.12.13+1.0.1 -> v0.12.14+1.1.0
    Updating miniz_oxide v0.4.2 -> v0.4.3
    Updating nix v0.17.0 -> v0.18.0
    Updating object v0.20.0 -> v0.21.1
    Updating pin-project v0.4.23 -> v0.4.27
    Updating pin-project-internal v0.4.23 -> v0.4.27
    Updating pin-project-lite v0.1.7 -> v0.1.10
    Updating pkg-config v0.3.18 -> v0.3.19
    Updating polyval v0.4.0 -> v0.4.1
    Updating proc-macro2 v1.0.21 -> v1.0.24
    Updating regex v1.3.9 -> v1.4.1
    Updating regex-syntax v0.6.18 -> v0.6.20
    Updating rustc-demangle v0.1.16 -> v0.1.17
    Updating serde v1.0.116 -> v1.0.117
    Updating serde_derive v1.0.116 -> v1.0.117
    Updating serde_json v1.0.57 -> v1.0.59
    Updating standback v0.2.10 -> v0.2.11
    Updating syn v1.0.41 -> v1.0.44
    Updating time v0.2.20 -> v0.2.22
    Updating time-macros v0.1.0 -> v0.1.1
    Updating toml v0.5.6 -> v0.5.7
    Updating tracing v0.1.19 -> v0.1.21
    Updating tracing-core v0.1.16 -> v0.1.17
    Removing void v1.0.2

rust-lang/crates.io,rust-lang/crates.io,rust-lang/crates.io,rust-lang/crates.io