$ ./python -m perf compare_to master.json align16.json -G --min-speed=1
Slower (13):
- pickle_list: 4.40 us +- 0.03 us -> 4.59 us +- 0.04 us: 1.04x slower (+4%)
- xml_etree_iterparse: 129 ms +- 2 ms -> 133 ms +- 2 ms: 1.04x slower (+4%)
- regex_dna: 201 ms +- 2 ms -> 207 ms +- 2 ms: 1.03x slower (+3%)
- scimark_sparse_mat_mult: 5.75 ms +- 0.01 ms -> 5.90 ms +- 0.05 ms: 1.03x slower (+3%)
- float: 147 ms +- 1 ms -> 151 ms +- 1 ms: 1.02x slower (+2%)
- unpickle: 19.0 us +- 0.6 us -> 19.4 us +- 0.7 us: 1.02x slower (+2%)
- nbody: 173 ms +- 1 ms -> 176 ms +- 1 ms: 1.02x slower (+2%)
- pickle: 12.4 us +- 0.1 us -> 12.6 us +- 0.2 us: 1.02x slower (+2%)
- html5lib: 121 ms +- 3 ms -> 123 ms +- 4 ms: 1.02x slower (+2%)
- unpickle_list: 4.88 us +- 0.04 us -> 4.95 us +- 0.12 us: 1.02x slower (+2%)
- xml_etree_process: 107 ms +- 1 ms -> 109 ms +- 1 ms: 1.01x slower (+1%)
- regex_effbot: 3.60 ms +- 0.05 ms -> 3.65 ms +- 0.03 ms: 1.01x slower (+1%)
- xml_etree_parse: 185 ms +- 1 ms -> 187 ms +- 3 ms: 1.01x slower (+1%)

Faster (11):
- nqueens: 134 ms +- 1 ms -> 130 ms +- 1 ms: 1.03x faster (-2%)
- chameleon: 14.4 ms +- 0.2 ms -> 14.1 ms +- 0.1 ms: 1.02x faster (-2%)
- pathlib: 25.7 ms +- 0.3 ms -> 25.3 ms +- 0.2 ms: 1.02x faster (-2%)
- django_template: 170 ms +- 2 ms -> 167 ms +- 3 ms: 1.01x faster (-1%)
- sympy_expand: 549 ms +- 19 ms -> 542 ms +- 8 ms: 1.01x faster (-1%)
- dulwich_log: 90.0 ms +- 0.7 ms -> 88.9 ms +- 0.7 ms: 1.01x faster (-1%)
- richards: 111 ms +- 1 ms -> 110 ms +- 1 ms: 1.01x faster (-1%)
- json_dumps: 16.7 ms +- 0.3 ms -> 16.6 ms +- 0.2 ms: 1.01x faster (-1%)
- fannkuch: 572 ms +- 4 ms -> 566 ms +- 2 ms: 1.01x faster (-1%)
- meteor_contest: 130 ms +- 1 ms -> 129 ms +- 1 ms: 1.01x faster (-1%)
- logging_format: 14.6 us +- 0.2 us -> 14.4 us +- 0.2 us: 1.01x faster (-1%)

Benchmark hidden because not significant (33): 2to3, chaos, crypto_pyaes, deltablue, go, hexiom, json_loads, logging_silent, logging_simple, mako, pickle_dict, pickle_pure_python, pidigits, python_startup, python_startup_no_site, raytrace, regex_compile, regex_v8, scimark_fft, scimark_lu, scimark_monte_carlo, scimark_sor, spectral_norm, sqlalchemy_declarative, sqlalchemy_imperative, sqlite_synth, sympy_integrate, sympy_sum, sympy_str, telco, unpack_sequence, unpickle_pure_python, xml_etree_generate