❯ cargo build --release
   Compiling libc v0.2.81
   Compiling unicode-xid v0.2.1
   Compiling autocfg v1.0.1
   Compiling proc-macro2 v1.0.24
   Compiling syn v1.0.53
   Compiling serde v1.0.118
   Compiling memchr v2.3.4
   Compiling serde_derive v1.0.118
   Compiling byteorder v1.3.4
   Compiling cfg-if v1.0.0
   Compiling cfg-if v0.1.10
   Compiling lazy_static v1.4.0
   Compiling getrandom v0.2.1
   Compiling bitflags v1.2.1
   Compiling log v0.4.11
   Compiling siphasher v0.3.3
   Compiling getrandom v0.1.15
   Compiling either v1.6.1
   Compiling regex-syntax v0.6.21
   Compiling proc-macro-hack v0.5.19
   Compiling version_check v0.9.2
   Compiling hashbrown v0.9.1
   Compiling crunchy v0.2.2
   Compiling unic-common v0.9.0
   Compiling tiny-keccak v2.0.2
   Compiling typenum v1.12.0
   Compiling ppv-lite86 v0.2.10
   Compiling unic-char-range v0.9.0
   Compiling precomputed-hash v0.1.1
   Compiling bit-vec v0.6.3
   Compiling new_debug_unreachable v1.0.4
   Compiling fixedbitset v0.2.0
   Compiling pico-args v0.3.4
   Compiling diff v0.1.12
   Compiling byte-tools v0.3.1
   Compiling semver-parser v0.7.0
   Compiling cc v1.0.66
   Compiling pkg-config v0.3.19
   Compiling ryu v1.0.5
   Compiling opaque-debug v0.2.3
   Compiling lz4_flex v0.7.0
   Compiling unicode_names2 v0.4.0
   Compiling tinyvec_macros v0.1.0
   Compiling build_const v0.2.1
   Compiling lexical-core v0.7.4
   Compiling nix v0.18.0
   Compiling crc32fast v1.2.1
   Compiling smallvec v1.5.1
   Compiling unicode-width v0.1.8
   Compiling scopeguard v1.1.0
   Compiling serde_json v1.0.60
   Compiling Inflector v0.11.4
   Compiling fake-simd v0.1.2
   Compiling static_assertions v1.1.0
   Compiling arrayvec v0.5.2
   Compiling subtle v1.0.0
   Compiling maplit v1.0.2
   Compiling matches v0.1.8
   Compiling utf8parse v0.2.0
   Compiling unicode-segmentation v1.7.1
   Compiling hexf-parse v0.1.0
   Compiling itoa v0.4.6
   Compiling once_cell v1.5.2
   Compiling keccak v0.1.0
   Compiling quick-error v1.2.3
   Compiling volatile v0.3.0
   Compiling adler32 v1.2.0
   Compiling foreign-types-shared v0.1.1
   Compiling termcolor v1.1.2
   Compiling strsim v0.8.0
   Compiling hex v0.4.2
   Compiling timsort v0.1.2
   Compiling unicode-casing v0.1.0
   Compiling vec_map v0.8.2
   Compiling ansi_term v0.11.0
   Compiling half v1.6.0
   Compiling base64 v0.13.0
   Compiling exitcode v1.1.2
   Compiling puruspe v0.1.4
   Compiling rustpython-pylib v0.1.0 (/home/zomatree/RustPython/vm/pylib-crate)
   Compiling instant v0.1.9
   Compiling thread_local v1.0.1
   Compiling phf_shared v0.8.0
   Compiling num-traits v0.2.14
   Compiling num-integer v0.1.44
   Compiling num-bigint v0.3.1
   Compiling indexmap v1.6.0
   Compiling num-rational v0.3.2
   Compiling num-iter v0.1.42
   Compiling crossbeam-utils v0.8.1
   Compiling unic-ucd-version v0.9.0
   Compiling itertools v0.9.0
   Compiling unic-char-property v0.9.0
   Compiling bit-set v0.5.2
   Compiling block-padding v0.1.5
   Compiling ahash v0.6.2
   Compiling semver v0.9.0
   Compiling tinyvec v1.1.0
   Compiling crc v1.8.1
   Compiling textwrap v0.11.0
   Compiling lock_api v0.4.2
   Compiling textwrap v0.12.1
   Compiling humantime v1.3.0
   Compiling libz-sys v1.1.2
   Compiling string_cache v0.8.1
   Compiling unic-ucd-hangul v0.9.0
   Compiling unic-emoji-char v0.9.0
   Compiling unic-ucd-ident v0.9.0
   Compiling unic-ucd-age v0.9.0
   Compiling unic-ucd-bidi v0.9.0
   Compiling unic-ucd-category v0.9.0
   Compiling rustc_version v0.2.3
   Compiling aho-corasick v0.7.15
   Compiling ena v0.14.0
   Compiling rustpython-vm v0.1.2 (/home/zomatree/RustPython/vm)
   Compiling csv-core v0.1.10
   Compiling unicode-normalization v0.1.16
   Compiling regex-automata v0.1.9
   Compiling unic-ucd-normal v0.9.0
   Compiling quote v1.0.7
   Compiling rustc_version_runtime v0.1.5
   Compiling atty v0.2.14
   Compiling parking_lot_core v0.8.1
   Compiling dirs-sys-next v0.1.1
   Compiling socket2 v0.3.19
   Compiling time v0.1.44
   Compiling num_cpus v1.13.0
   Compiling gethostname v0.2.1
   Compiling uname v0.1.1
   Compiling nix v0.19.1
   Compiling dirs v1.0.5
   Compiling paste-impl v0.1.18
   Compiling generic-array v0.12.3
   Compiling regex v1.4.2
   Compiling petgraph v0.5.1
   Compiling unic-normal v0.9.0
   Compiling clap v2.33.3
   Compiling rand_core v0.6.0
   Compiling dirs-next v1.0.2
   Compiling parking_lot v0.11.1
   Compiling dns-lookup v1.0.5
   Compiling flate2 v1.0.20
   Compiling rand_core v0.5.1
   Compiling term v0.5.2
   Compiling digest v0.8.1
   Compiling block-buffer v0.7.3
   Compiling crypto-mac v0.7.0
   Compiling paste v0.1.18
   Compiling chrono v0.4.19
   Compiling rand_chacha v0.3.0
   Compiling mt19937 v2.0.0
   Compiling lalrpop-util v0.19.4
   Compiling env_logger v0.7.1
   Compiling rand_chacha v0.2.2
   Compiling rand_pcg v0.2.1
   Compiling ascii-canvas v2.0.0
   Compiling sha2 v0.8.2
   Compiling md-5 v0.8.0
   Compiling sha3 v0.8.2
   Compiling sha-1 v0.8.2
   Compiling blake2 v0.8.1
   Compiling rustyline v6.3.0
   Compiling rand v0.8.0
   Compiling caseless v0.2.1
   Compiling rand v0.7.3
   Compiling lalrpop v0.19.4
   Compiling pmutil v0.5.3
   Compiling syn-ext v0.2.2
   Compiling phf_generator v0.8.0
   Compiling phf_macros v0.8.0
   Compiling thiserror-impl v1.0.22
   Compiling derivative v2.1.1
   Compiling is-macro v0.1.8
   Compiling derive_more v0.99.11
   Compiling result-like v0.3.0
   Compiling phf v0.8.0
   Compiling thiserror v1.0.22
   Compiling which v4.0.2
   Compiling rustpython-parser v0.1.2 (/home/zomatree/RustPython/parser)
   Compiling bincode v1.3.1
   Compiling num-complex v0.3.1
   Compiling bstr v0.2.14
   Compiling toml v0.5.7
   Compiling proc-macro-crate v0.1.5
   Compiling rustpython-ast v0.1.0 (/home/zomatree/RustPython/ast)
   Compiling rustpython-bytecode v0.1.2 (/home/zomatree/RustPython/bytecode)
   Compiling rustpython-common v0.0.0 (/home/zomatree/RustPython/common)
   Compiling num_enum_derive v0.5.1
   Compiling num_enum v0.5.1
   Compiling sre-engine v0.1.0 (https://github.com/RustPython/sre-engine#65c47741)
   Compiling rustpython-compiler-core v0.1.2 (/home/zomatree/RustPython/compiler)
   Compiling rustpython-compiler v0.1.2 (/home/zomatree/RustPython/compiler/porcelain)
   Compiling rustpython-derive v0.1.2 (/home/zomatree/RustPython/derive)
   Compiling rustpython v0.1.2 (/home/zomatree/RustPython)
    Finished release [optimized] target(s) in 3m 08s