java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 13:58:22,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 13:58:22,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 13:58:22,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 13:58:22,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 13:58:22,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 13:58:22,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 13:58:22,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 13:58:22,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 13:58:22,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 13:58:22,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 13:58:22,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 13:58:22,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 13:58:22,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 13:58:22,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 13:58:22,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 13:58:22,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 13:58:22,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 13:58:22,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 13:58:22,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 13:58:22,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 13:58:22,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 13:58:22,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 13:58:22,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 13:58:22,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 13:58:22,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 13:58:22,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 13:58:22,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 13:58:22,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 13:58:22,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 13:58:22,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 13:58:22,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 13:58:22,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 13:58:22,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 13:58:22,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 13:58:22,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 13:58:22,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 13:58:22,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 13:58:22,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 13:58:22,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 13:58:22,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 13:58:22,152 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-06 13:58:22,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 13:58:22,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 13:58:22,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 13:58:22,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 13:58:22,169 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 13:58:22,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 13:58:22,169 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 13:58:22,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 13:58:22,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 13:58:22,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 13:58:22,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 13:58:22,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 13:58:22,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 13:58:22,170 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 13:58:22,170 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 13:58:22,171 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 13:58:22,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 13:58:22,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 13:58:22,171 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 13:58:22,171 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 13:58:22,171 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 13:58:22,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:58:22,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 13:58:22,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 13:58:22,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 13:58:22,173 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 13:58:22,173 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 13:58:22,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 13:58:22,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 13:58:22,203 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 13:58:22,215 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 13:58:22,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 13:58:22,220 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 13:58:22,221 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 13:58:22,221 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-09-06 13:58:22,282 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7fab87a4/3e710cb4046d4804813b93f6694ea11b/FLAGa41fd5288 [2019-09-06 13:58:22,855 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 13:58:22,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-09-06 13:58:22,884 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7fab87a4/3e710cb4046d4804813b93f6694ea11b/FLAGa41fd5288 [2019-09-06 13:58:23,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7fab87a4/3e710cb4046d4804813b93f6694ea11b [2019-09-06 13:58:23,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 13:58:23,139 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 13:58:23,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 13:58:23,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 13:58:23,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 13:58:23,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:58:23" (1/1) ... [2019-09-06 13:58:23,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67837e0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:23, skipping insertion in model container [2019-09-06 13:58:23,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:58:23" (1/1) ... [2019-09-06 13:58:23,156 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 13:58:23,230 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 13:58:23,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:58:23,814 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 13:58:24,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:58:24,211 INFO L192 MainTranslator]: Completed translation [2019-09-06 13:58:24,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:24 WrapperNode [2019-09-06 13:58:24,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 13:58:24,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 13:58:24,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 13:58:24,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 13:58:24,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:24" (1/1) ... [2019-09-06 13:58:24,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:24" (1/1) ... [2019-09-06 13:58:24,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:24" (1/1) ... [2019-09-06 13:58:24,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:24" (1/1) ... [2019-09-06 13:58:24,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:24" (1/1) ... [2019-09-06 13:58:24,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:24" (1/1) ... [2019-09-06 13:58:24,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:24" (1/1) ... [2019-09-06 13:58:24,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 13:58:24,303 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 13:58:24,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 13:58:24,303 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 13:58:24,305 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:58:24,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 13:58:24,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 13:58:24,379 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 13:58:24,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 13:58:24,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 13:58:24,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 13:58:24,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 13:58:24,380 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 13:58:24,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 13:58:24,381 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 13:58:24,381 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 13:58:24,381 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 13:58:24,381 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 13:58:24,382 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 13:58:24,382 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 13:58:24,382 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 13:58:24,382 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 13:58:24,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 13:58:24,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 13:58:25,794 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 13:58:25,794 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 13:58:25,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:58:25 BoogieIcfgContainer [2019-09-06 13:58:25,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 13:58:25,797 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 13:58:25,797 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 13:58:25,798 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 13:58:25,799 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:58:25" (1/1) ... [2019-09-06 13:58:25,800 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 13:58:25,829 INFO L162 IcfgInterpreter]: Started Sifa with 7 locations of interest [2019-09-06 13:58:25,829 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 13:58:25,854 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 13:58:25,868 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 13:58:25,876 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 13:58:26,025 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 204 for LOIs [2019-09-06 13:58:47,143 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 13:58:47,143 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 13:58:47,146 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 33592#(or (and (<= 0 main_~__tmp_2~0) (<= main_~main__c1~0 1) (<= 0 main_~assert__arg~1) (<= 0 main_~check__tmp~16) (<= ~__return_1296~0 1) (<= main_~__tmp_2~0 1) (<= 0 main_~main__c1~0) (<= 0 ~__return_1296~0) (<= main_~check__tmp~16 1) (<= main_~assert__arg~1 1)) (and (<= 0 main_~__tmp_2~0) (<= ~mode2~0 0) (<= 0 main_~assert__arg~1) (<= ~__return_1146~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= main_~check__tmp~1 0) (<= ~st3~0 1) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode3~0 0) (<= main_~__tmp_2~0 1) (<= 0 ~__return_1146~0) (<= 0 main_~main__c1~0) (<= 1 ~st3~0))) [2019-09-06 13:58:47,146 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 8326#(and (<= 0 (+ ~st1~0 1)) (<= 0 ~__return_1035~0) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= main_~check__tmp~3 0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~__tmp_4~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= ~__return_1035~0 0) (<= 0 main_~check__tmp~3) (<= 1 ~st3~0)) [2019-09-06 13:58:47,147 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 8595#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= ~__return_942~0 0) (<= 1 ~st2~0) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= 0 ~__return_942~0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~check__tmp~5 0) (<= 0 (+ ~st3~0 1)) (<= main_~assert__arg~5 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 0 main_~check__tmp~5)) [2019-09-06 13:58:47,147 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 8310#(and (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= ~__return_672~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_12~0 1) (<= main_~check__tmp~11 0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~__tmp_12~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~11 1) (<= 0 main_~check__tmp~11) (<= ~mode3~0 0) (<= 0 ~__return_672~0) (<= 0 main_~assert__arg~11) (<= 0 main_~main__c1~0) (<= 1 ~st3~0)) [2019-09-06 13:58:47,147 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 8292#(and (<= ~mode2~0 0) (<= ~__return_848~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~assert__arg~7) (<= 0 main_~__tmp_8~0) (<= main_~assert__arg~7 1) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= 0 ~__return_848~0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7)) [2019-09-06 13:58:47,147 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 8386#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= 0 main_~check__tmp~9) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 0 ~__return_766~0) (<= main_~assert__arg~9 1) (<= ~st3~0 1) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~__tmp_10~0 1) (<= main_~main__c1~0 0) (<= main_~check__tmp~9 0) (<= 0 main_~assert__arg~9) (<= 0 (+ ~st2~0 1)) (<= 0 main_~__tmp_10~0) (<= ~__return_766~0 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 1 ~st3~0)) [2019-09-06 13:58:47,148 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 8579#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= 0 main_~assert__arg~13) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 0 main_~check__tmp~13) (<= 0 ~__return_593~0) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_593~0 0) (<= 0 main_~__tmp_14~0) (<= ~mode3~0 0) (<= main_~assert__arg~13 1) (<= 0 main_~main__c1~0) (<= main_~__tmp_14~0 1) (<= main_~check__tmp~13 0)) [2019-09-06 13:58:47,174 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 13:58:47,174 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 13:58:47,178 INFO L168 Benchmark]: Toolchain (without parser) took 24037.49 ms. Allocated memory was 131.1 MB in the beginning and 1.1 GB in the end (delta: 989.9 MB). Free memory was 85.0 MB in the beginning and 830.1 MB in the end (delta: -745.1 MB). Peak memory consumption was 244.7 MB. Max. memory is 7.1 GB. [2019-09-06 13:58:47,181 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 13:58:47,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1071.89 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 84.8 MB in the beginning and 156.1 MB in the end (delta: -71.3 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. [2019-09-06 13:58:47,184 INFO L168 Benchmark]: Boogie Preprocessor took 89.85 ms. Allocated memory is still 199.2 MB. Free memory was 156.1 MB in the beginning and 152.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-06 13:58:47,185 INFO L168 Benchmark]: RCFGBuilder took 1494.36 ms. Allocated memory was 199.2 MB in the beginning and 219.7 MB in the end (delta: 20.4 MB). Free memory was 152.1 MB in the beginning and 164.8 MB in the end (delta: -12.7 MB). Peak memory consumption was 86.7 MB. Max. memory is 7.1 GB. [2019-09-06 13:58:47,191 INFO L168 Benchmark]: Sifa took 21376.58 ms. Allocated memory was 219.7 MB in the beginning and 1.1 GB in the end (delta: 901.3 MB). Free memory was 164.8 MB in the beginning and 830.1 MB in the end (delta: -665.3 MB). Peak memory consumption was 235.9 MB. Max. memory is 7.1 GB. [2019-09-06 13:58:47,200 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1071.89 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 84.8 MB in the beginning and 156.1 MB in the end (delta: -71.3 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.85 ms. Allocated memory is still 199.2 MB. Free memory was 156.1 MB in the beginning and 152.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1494.36 ms. Allocated memory was 199.2 MB in the beginning and 219.7 MB in the end (delta: 20.4 MB). Free memory was 152.1 MB in the beginning and 164.8 MB in the end (delta: -12.7 MB). Peak memory consumption was 86.7 MB. Max. memory is 7.1 GB. * Sifa took 21376.58 ms. Allocated memory was 219.7 MB in the beginning and 1.1 GB in the end (delta: 901.3 MB). Free memory was 164.8 MB in the beginning and 830.1 MB in the end (delta: -665.3 MB). Peak memory consumption was 235.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 21319, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 24576, DAG_INTERPRETER_EARLY_EXITS: 1045, TOOLS_POST_APPLICATIONS: 24313, TOOLS_POST_TIME[ms]: 5325, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 69, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 16, TOOLS_QUANTIFIERELIM_TIME[ms]: 3625, FLUID_QUERY_TIME[ms]: 199, FLUID_QUERIES: 24656, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 9226, DOMAIN_JOIN_TIME[ms]: 2178, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 45, DOMAIN_WIDEN_TIME[ms]: 10, DOMAIN_ISSUBSETEQ_APPLICATIONS: 80, DOMAIN_ISSUBSETEQ_TIME[ms]: 73, DOMAIN_ISBOTTOM_APPLICATIONS: 7961, DOMAIN_ISBOTTOM_TIME[ms]: 8812, LOOP_SUMMARIZER_APPLICATIONS: 35, LOOP_SUMMARIZER_CACHE_MISSES: 35, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 13401, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13399, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 80, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 33, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 67, REGEX_TO_DAG_TIME[ms]: 62, DAG_COMPRESSION_TIME[ms]: 3213, DAG_COMPRESSION_PROCESSED_NODES: 299772, DAG_COMPRESSION_RETAINED_NODES: 85276 - UnprovableResult [Line: 301]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 33592#(or (and (<= 0 main_~__tmp_2~0) (<= main_~main__c1~0 1) (<= 0 main_~assert__arg~1) (<= 0 main_~check__tmp~16) (<= ~__return_1296~0 1) (<= main_~__tmp_2~0 1) (<= 0 main_~main__c1~0) (<= 0 ~__return_1296~0) (<= main_~check__tmp~16 1) (<= main_~assert__arg~1 1)) (and (<= 0 main_~__tmp_2~0) (<= ~mode2~0 0) (<= 0 main_~assert__arg~1) (<= ~__return_1146~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= main_~check__tmp~1 0) (<= ~st3~0 1) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode3~0 0) (<= main_~__tmp_2~0 1) (<= 0 ~__return_1146~0) (<= 0 main_~main__c1~0) (<= 1 ~st3~0))). Possible FailurePath: - UnprovableResult [Line: 526]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 8326#(and (<= 0 (+ ~st1~0 1)) (<= 0 ~__return_1035~0) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= main_~check__tmp~3 0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~__tmp_4~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= ~__return_1035~0 0) (<= 0 main_~check__tmp~3) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 756]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 8595#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= ~__return_942~0 0) (<= 1 ~st2~0) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= 0 ~__return_942~0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= main_~check__tmp~5 0) (<= 0 (+ ~st3~0 1)) (<= main_~assert__arg~5 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 0 main_~check__tmp~5)). Possible FailurePath: - UnprovableResult [Line: 1427]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 8310#(and (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= ~__return_672~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_12~0 1) (<= main_~check__tmp~11 0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~__tmp_12~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~11 1) (<= 0 main_~check__tmp~11) (<= ~mode3~0 0) (<= 0 ~__return_672~0) (<= 0 main_~assert__arg~11) (<= 0 main_~main__c1~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 970]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 8292#(and (<= ~mode2~0 0) (<= ~__return_848~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~assert__arg~7) (<= 0 main_~__tmp_8~0) (<= main_~assert__arg~7 1) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= 0 ~__return_848~0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7)). Possible FailurePath: - UnprovableResult [Line: 1212]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 8386#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= 0 main_~check__tmp~9) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 0 ~__return_766~0) (<= main_~assert__arg~9 1) (<= ~st3~0 1) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~__tmp_10~0 1) (<= main_~main__c1~0 0) (<= main_~check__tmp~9 0) (<= 0 main_~assert__arg~9) (<= 0 (+ ~st2~0 1)) (<= 0 main_~__tmp_10~0) (<= ~__return_766~0 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 1652]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 8579#(and (<= ~mode2~0 0) (<= 1 ~st1~0) (<= 0 ~mode1~0) (<= 0 main_~assert__arg~13) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 0 main_~check__tmp~13) (<= 0 ~__return_593~0) (<= ~st1~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_593~0 0) (<= 0 main_~__tmp_14~0) (<= ~mode3~0 0) (<= main_~assert__arg~13 1) (<= 0 main_~main__c1~0) (<= main_~__tmp_14~0 1) (<= main_~check__tmp~13 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...