diff --git a/NEWS b/NEWS index 3228d0dc9..8e751de91 100644 --- a/NEWS +++ b/NEWS @@ -155,6 +155,10 @@ Bugs fixed: input (%s) it would not automatically relabel any unsupported atomic propositions as ltldo already do. + * When running "autfilt --sat-minimize" on a automaton representing + an obligation property, the result would always be a complete + automaton even without the -C option. + New in spot 2.2.2 (2016-12-16) Build: diff --git a/spot/twaalgos/dtwasat.cc b/spot/twaalgos/dtwasat.cc index ad2ffd032..bcbf1171d 100644 --- a/spot/twaalgos/dtwasat.cc +++ b/spot/twaalgos/dtwasat.cc @@ -1,6 +1,6 @@ // -*- coding: utf-8 -*- -// Copyright (C) 2013, 2014, 2015, 2016 Laboratoire de Recherche et -// Développement de l'Epita. +// Copyright (C) 2013, 2014, 2015, 2016, 2017 Laboratoire de Recherche +// et Développement de l'Epita. // // This file is part of Spot, a model checking library. // @@ -1446,9 +1446,7 @@ namespace spot postprocessor post; auto sba = (state_based && a->prop_state_acc()) ? postprocessor::SBAcc : postprocessor::Any; - post.set_pref(postprocessor::Deterministic - | postprocessor::Complete - | sba); + post.set_pref(postprocessor::Deterministic | sba); post.set_type(postprocessor::Generic); postprocessor::optimization_level level; switch (preproc) @@ -1477,10 +1475,10 @@ namespace spot && (target_is_buchi || !user_supplied_acc)) return a; } - else - { - complete_here(a); - } + // We always complete ourself, and do not ask the above call to + // postprocessor to do it, because that extra state would be + // returned in the case of a WDBA. + complete_here(a); if (states == -1 && max_states == -1) { diff --git a/tests/core/satmin2.test b/tests/core/satmin2.test index 1cf2cbce1..dd24c90a9 100755 --- a/tests/core/satmin2.test +++ b/tests/core/satmin2.test @@ -1,6 +1,6 @@ #!/bin/sh # -*- coding: utf-8 -*- -# Copyright (C) 2013, 2015 Laboratoire de Recherche et Développement +# Copyright (C) 2013, 2015, 2017 Laboratoire de Recherche et Développement # de l'Epita (LRDE). # # This file is part of Spot, a model checking library. @@ -21,9 +21,6 @@ . ./defs set -e -autfilt=autfilt -ltlfilt=ltlfilt - # This is a counterexample for one of the optimization idea we had for # the SAT-based minimization. cat >input.hoa <output +autfilt --sat-minimize='acc="Fin(0)|Inf(1)"' test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='sat-langmap,acc="Fin(0)|Inf(1)"' test.hoa --stats=%s \ +autfilt --sat-minimize='sat-langmap,acc="Fin(0)|Inf(1)"' test.hoa --stats=%s \ >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=0' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=0' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=1' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=1' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=2' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=2' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=50' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=50' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=-1' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=-1' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=0' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=0' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=1' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=1' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=2' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=2' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=50' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=50' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='sat-naive,acc="Fin(0)|Inf(1)"' test.hoa \ +autfilt --sat-minimize='sat-naive,acc="Fin(0)|Inf(1)"' test.hoa \ --stats=%s >output test `cat output` = 1 # How about a state-based DSA ? -$autfilt -S --sat-minimize='acc="Fin(0)|Inf(1)"' test.hoa \ +autfilt -S --sat-minimize='acc="Fin(0)|Inf(1)"' test.hoa \ --stats=%s > output test `cat output` = 3 -$autfilt -S --sat-minimize='sat-langmap,acc="Fin(0)|Inf(1)"' test.hoa \ +autfilt -S --sat-minimize='sat-langmap,acc="Fin(0)|Inf(1)"' test.hoa \ --stats=%s > output test `cat output` = 3 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=0' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=0' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=1' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=1' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=2' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=2' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=50' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-incr=1,sat-incr-steps=50' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=-1' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=-1' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=0' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=0' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=1' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=1' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=2' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=2' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=50' \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)"sat-incr=2,sat-incr-steps=50' \ test.hoa --stats=%s >output test `cat output` = 1 -$autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-naive' test.hoa \ +autfilt --sat-minimize='acc="Fin(0)|Inf(1)",sat-naive' test.hoa \ --stats=%s >output test `cat output` = 1 # How about a state-based DPA? -$autfilt -S --sat-minimize='acc="parity max even 3",colored' -H test.hoa \ +autfilt -S --sat-minimize='acc="parity max even 3",colored' -H test.hoa \ > output cat output grep 'properties:.*colored' output @@ -217,7 +214,7 @@ grep 'States: 3' output grep 'acc-name: parity max even 3' output grep 'Acceptance: 3 Inf(2) | (Fin(1) & Inf(0))' output test 3 = `grep -c 'State: [012] {[012]}' output` -$autfilt -S --sat-minimize='acc="parity max even 3",colored,sat-langmap' -H \ +autfilt -S --sat-minimize='acc="parity max even 3",colored,sat-langmap' -H \ test.hoa > output cat output grep 'properties:.*colored' output @@ -225,7 +222,7 @@ grep 'States: 3' output grep 'acc-name: parity max even 3' output grep 'Acceptance: 3 Inf(2) | (Fin(1) & Inf(0))' output test 3 = `grep -c 'State: [012] {[012]}' output` -$autfilt -S \ +autfilt -S \ --sat-minimize='acc="parity max even 3",colored,sat-incr=1,sat-incr-steps=0' \ -H test.hoa > output cat output @@ -234,7 +231,7 @@ grep 'States: 3' output grep 'acc-name: parity max even 3' output grep 'Acceptance: 3 Inf(2) | (Fin(1) & Inf(0))' output test 3 = `grep -c 'State: [012] {[012]}' output` -$autfilt -S \ +autfilt -S \ --sat-minimize='acc="parity max even 3",colored,sat-incr=1,sat-incr-steps=1' \ -H test.hoa > output cat output @@ -243,7 +240,7 @@ grep 'States: 3' output grep 'acc-name: parity max even 3' output grep 'Acceptance: 3 Inf(2) | (Fin(1) & Inf(0))' output test 3 = `grep -c 'State: [012] {[012]}' output` -$autfilt -S \ +autfilt -S \ --sat-minimize='acc="parity max even 3",colored,sat-incr=1,sat-incr-steps=2' \ -H test.hoa > output cat output @@ -252,7 +249,7 @@ grep 'States: 3' output grep 'acc-name: parity max even 3' output grep 'Acceptance: 3 Inf(2) | (Fin(1) & Inf(0))' output test 3 = `grep -c 'State: [012] {[012]}' output` -$autfilt -S \ +autfilt -S \ --sat-minimize='acc="parity max even 3",colored,sat-incr=1,sat-incr-steps=50'\ -H test.hoa > output cat output @@ -261,7 +258,7 @@ grep 'States: 3' output grep 'acc-name: parity max even 3' output grep 'Acceptance: 3 Inf(2) | (Fin(1) & Inf(0))' output test 3 = `grep -c 'State: [012] {[012]}' output` -$autfilt -S \ +autfilt -S \ --sat-minimize='acc="parity max even 3",colored,sat-incr=2,sat-incr-steps=-1'\ -H test.hoa > output cat output @@ -270,7 +267,7 @@ grep 'States: 3' output grep 'acc-name: parity max even 3' output grep 'Acceptance: 3 Inf(2) | (Fin(1) & Inf(0))' output test 3 = `grep -c 'State: [012] {[012]}' output` -$autfilt -S \ +autfilt -S \ --sat-minimize='acc="parity max even 3",colored,sat-incr=2,sat-incr-steps=0' \ -H test.hoa > output cat output @@ -279,7 +276,7 @@ grep 'States: 3' output grep 'acc-name: parity max even 3' output grep 'Acceptance: 3 Inf(2) | (Fin(1) & Inf(0))' output test 3 = `grep -c 'State: [012] {[012]}' output` -$autfilt -S \ +autfilt -S \ --sat-minimize='acc="parity max even 3",colored,sat-incr=2,sat-incr-steps=1' \ -H test.hoa > output cat output @@ -288,7 +285,7 @@ grep 'States: 3' output grep 'acc-name: parity max even 3' output grep 'Acceptance: 3 Inf(2) | (Fin(1) & Inf(0))' output test 3 = `grep -c 'State: [012] {[012]}' output` -$autfilt -S \ +autfilt -S \ --sat-minimize='acc="parity max even 3",colored,sat-incr=2,sat-incr-steps=2' \ -H test.hoa > output cat output @@ -297,7 +294,7 @@ grep 'States: 3' output grep 'acc-name: parity max even 3' output grep 'Acceptance: 3 Inf(2) | (Fin(1) & Inf(0))' output test 3 = `grep -c 'State: [012] {[012]}' output` -$autfilt -S \ +autfilt -S \ --sat-minimize='acc="parity max even 3",colored,sat-incr=2,sat-incr-steps=50'\ -H test.hoa > output cat output @@ -306,7 +303,7 @@ grep 'States: 3' output grep 'acc-name: parity max even 3' output grep 'Acceptance: 3 Inf(2) | (Fin(1) & Inf(0))' output test 3 = `grep -c 'State: [012] {[012]}' output` -$autfilt -S --sat-minimize='acc="parity max even 3",colored,sat-naive' \ +autfilt -S --sat-minimize='acc="parity max even 3",colored,sat-naive' \ -H test.hoa > output cat output grep 'properties:.*colored' output @@ -347,29 +344,29 @@ State: 0 [!0] 0 {1} --END-- EOF -$autfilt -H --sat-minimize special.hoa > output +autfilt -H --sat-minimize special.hoa > output diff output expected -$autfilt -H --sat-minimize='sat-langmap' special.hoa > output +autfilt -H --sat-minimize='sat-langmap' special.hoa > output diff output expected -$autfilt -H --sat-minimize='sat-incr=1,sat-incr-steps=0' special.hoa > output +autfilt -H --sat-minimize='sat-incr=1,sat-incr-steps=0' special.hoa > output diff output expected -$autfilt -H --sat-minimize='sat-incr=1,sat-incr-steps=1' special.hoa > output +autfilt -H --sat-minimize='sat-incr=1,sat-incr-steps=1' special.hoa > output diff output expected -$autfilt -H --sat-minimize='sat-incr=1,sat-incr-steps=2' special.hoa > output +autfilt -H --sat-minimize='sat-incr=1,sat-incr-steps=2' special.hoa > output diff output expected -$autfilt -H --sat-minimize='sat-incr=1,sat-incr-steps=50' special.hoa > output +autfilt -H --sat-minimize='sat-incr=1,sat-incr-steps=50' special.hoa > output diff output expected -$autfilt -H --sat-minimize='sat-incr=2,sat-incr-steps=-1' special.hoa > output +autfilt -H --sat-minimize='sat-incr=2,sat-incr-steps=-1' special.hoa > output diff output expected -$autfilt -H --sat-minimize='sat-incr=2,sat-incr-steps=0' special.hoa > output +autfilt -H --sat-minimize='sat-incr=2,sat-incr-steps=0' special.hoa > output diff output expected -$autfilt -H --sat-minimize='sat-incr=2,sat-incr-steps=1' special.hoa > output +autfilt -H --sat-minimize='sat-incr=2,sat-incr-steps=1' special.hoa > output diff output expected -$autfilt -H --sat-minimize='sat-incr=2,sat-incr-steps=2' special.hoa > output +autfilt -H --sat-minimize='sat-incr=2,sat-incr-steps=2' special.hoa > output diff output expected -$autfilt -H --sat-minimize='sat-incr=2,sat-incr-steps=50' special.hoa > output +autfilt -H --sat-minimize='sat-incr=2,sat-incr-steps=50' special.hoa > output diff output expected -$autfilt -H --sat-minimize='sat-naive' special.hoa > output +autfilt -H --sat-minimize='sat-naive' special.hoa > output diff output expected @@ -387,136 +384,139 @@ State: 0 0 {2 1} /*{b, a}*/ --END-- EOF -$autfilt --sat-minimize='acc="Streett 1",max-states=2' foo.hoa \ +autfilt --sat-minimize='acc="Streett 1",max-states=2' foo.hoa \ --stats=%s >out test "`cat out`" = 1 -$autfilt --sat-minimize='acc="Streett 1",max-states=2,sat-langmap' foo.hoa \ +autfilt --sat-minimize='acc="Streett 1",max-states=2,sat-langmap' foo.hoa \ --stats=%s >out test "`cat out`" = 1 -$autfilt \ +autfilt \ --sat-minimize='acc="Streett 1",max-states=2,sat-incr=1,sat-incr-steps=0' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt \ +autfilt \ --sat-minimize='acc="Streett 1",max-states=2,sat-incr=1,sat-incr-steps=1' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt \ +autfilt \ --sat-minimize='acc="Streett 1",max-states=2,sat-incr=1,sat-incr-steps=2' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt \ +autfilt \ --sat-minimize='acc="Streett 1",max-states=2,sat-incr=1,sat-incr-steps=50' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt \ +autfilt \ --sat-minimize='acc="Streett 1",max-states=2,sat-incr=2,sat-incr-steps=-1' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt \ +autfilt \ --sat-minimize='acc="Streett 1",max-states=2,sat-incr=2,sat-incr-steps=0' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt \ +autfilt \ --sat-minimize='acc="Streett 1",max-states=2,sat-incr=2,sat-incr-steps=1' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt \ +autfilt \ --sat-minimize='acc="Streett 1",max-states=2,sat-incr=2,sat-incr-steps=2' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt \ +autfilt \ --sat-minimize='acc="Streett 1",max-states=2,sat-incr=2,sat-incr-steps=50' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt --sat-minimize='acc="Streett 1",max-states=2,sat-naive' foo.hoa \ +autfilt --sat-minimize='acc="Streett 1",max-states=2,sat-naive' foo.hoa \ --stats=%s >out test "`cat out`" = 1 -$autfilt --sat-minimize='acc="Rabin 1",max-states=4' foo.hoa \ +autfilt --sat-minimize='acc="Rabin 1",max-states=4' foo.hoa \ --stats=%s >out && exit 1 test -z "`cat out`" -$autfilt --sat-minimize='acc="Rabin 1",max-states=4,sat-langmap' foo.hoa \ +autfilt --sat-minimize='acc="Rabin 1",max-states=4,sat-langmap' foo.hoa \ --stats=%s >out && exit 1 test -z "`cat out`" -$autfilt \ +autfilt \ --sat-minimize='acc="Rabin 1",max-states=4,sat-incr=1,sat-incr-steps=0' \ foo.hoa --stats=%s >out && exit 1 test -z "`cat out`" -$autfilt \ +autfilt \ --sat-minimize='acc="Rabin 1",max-states=4,sat-incr=1,sat-incr-steps=1' \ foo.hoa --stats=%s >out && exit 1 test -z "`cat out`" -$autfilt \ +autfilt \ --sat-minimize='acc="Rabin 1",max-states=4,sat-incr=1,sat-incr-steps=2' \ foo.hoa --stats=%s >out && exit 1 test -z "`cat out`" -$autfilt \ +autfilt \ --sat-minimize='acc="Rabin 1",max-states=4,sat-incr=1,sat-incr-steps=50' \ foo.hoa --stats=%s >out && exit 1 test -z "`cat out`" -$autfilt \ +autfilt \ --sat-minimize='acc="Rabin 1",max-states=4sat-incr=2,sat-incr-steps=-1' \ foo.hoa --stats=%s >out && exit 1 test -z "`cat out`" -$autfilt \ +autfilt \ --sat-minimize='acc="Rabin 1",max-states=4sat-incr=2,sat-incr-steps=0' \ foo.hoa --stats=%s >out && exit 1 test -z "`cat out`" -$autfilt \ +autfilt \ --sat-minimize='acc="Rabin 1",max-states=4sat-incr=2,sat-incr-steps=1' \ foo.hoa --stats=%s >out && exit 1 test -z "`cat out`" -$autfilt \ +autfilt \ --sat-minimize='acc="Rabin 1",max-states=4sat-incr=2,sat-incr-steps=2' \ foo.hoa --stats=%s >out && exit 1 test -z "`cat out`" -$autfilt \ +autfilt \ --sat-minimize='acc="Rabin 1",max-states=4sat-incr=2,sat-incr-steps=50' \ foo.hoa --stats=%s >out && exit 1 test -z "`cat out`" -$autfilt --sat-minimize='acc="Rabin 1",max-states=4,sat-naive' foo.hoa \ +autfilt --sat-minimize='acc="Rabin 1",max-states=4,sat-naive' foo.hoa \ --stats=%s >out && exit 1 test -z "`cat out`" -$autfilt --sat-minimize='acc="Inf(0)&Fin(1)|Inf(2)",states=1' foo.hoa \ +autfilt --sat-minimize='acc="Inf(0)&Fin(1)|Inf(2)",states=1' foo.hoa \ --stats=%s >out test "`cat out`" = 1 options='acc="Inf(0)&Fin(1)|Inf(2)",states=1' -$autfilt --sat-minimize=$options',sat-langmap' \ +autfilt --sat-minimize=$options',sat-langmap' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt --sat-minimize=$options',sat-incr=1,sat-incr-steps=0' \ +autfilt --sat-minimize=$options',sat-incr=1,sat-incr-steps=0' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt --sat-minimize=$options',sat-incr=1,sat-incr-steps=1' \ +autfilt --sat-minimize=$options',sat-incr=1,sat-incr-steps=1' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt --sat-minimize=$options',sat-incr=1,sat-incr-steps=2' \ +autfilt --sat-minimize=$options',sat-incr=1,sat-incr-steps=2' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt --sat-minimize=$options',sat-incr=1,sat-incr-steps=50' \ +autfilt --sat-minimize=$options',sat-incr=1,sat-incr-steps=50' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt --sat-minimize=$options',sat-incr=2,sat-incr-steps=-1' \ +autfilt --sat-minimize=$options',sat-incr=2,sat-incr-steps=-1' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt --sat-minimize=$options',sat-incr=2,sat-incr-steps=0' \ +autfilt --sat-minimize=$options',sat-incr=2,sat-incr-steps=0' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt --sat-minimize=$options',sat-incr=2,sat-incr-steps=1' \ +autfilt --sat-minimize=$options',sat-incr=2,sat-incr-steps=1' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt --sat-minimize=$options',sat-incr=2,sat-incr-steps=2' \ +autfilt --sat-minimize=$options',sat-incr=2,sat-incr-steps=2' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt --sat-minimize=$options',sat-incr=2,sat-incr-steps=50' \ +autfilt --sat-minimize=$options',sat-incr=2,sat-incr-steps=50' \ foo.hoa --stats=%s >out test "`cat out`" = 1 -$autfilt --sat-minimize=$options',sat-naive' \ +autfilt --sat-minimize=$options',sat-naive' \ foo.hoa --stats=%s >out test "`cat out`" = 1 + +# Make sure no extra state are added. See issue #204 +test 2 = `ltl2tgba a | autfilt --sat-minimize --stats=%s`