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_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 12:51:49,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 12:51:49,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 12:51:49,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 12:51:49,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 12:51:49,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 12:51:49,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 12:51:49,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 12:51:49,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 12:51:49,798 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 12:51:49,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 12:51:49,800 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 12:51:49,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 12:51:49,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 12:51:49,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 12:51:49,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 12:51:49,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 12:51:49,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 12:51:49,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 12:51:49,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 12:51:49,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 12:51:49,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 12:51:49,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 12:51:49,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 12:51:49,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 12:51:49,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 12:51:49,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 12:51:49,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 12:51:49,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 12:51:49,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 12:51:49,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 12:51:49,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 12:51:49,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 12:51:49,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 12:51:49,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 12:51:49,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 12:51:49,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 12:51:49,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 12:51:49,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 12:51:49,826 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 12:51:49,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 12:51:49,828 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 12:51:49,845 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 12:51:49,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 12:51:49,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 12:51:49,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 12:51:49,848 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 12:51:49,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 12:51:49,849 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 12:51:49,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 12:51:49,849 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 12:51:49,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 12:51:49,850 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 12:51:49,850 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 12:51:49,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 12:51:49,850 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 12:51:49,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 12:51:49,850 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 12:51:49,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 12:51:49,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 12:51:49,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 12:51:49,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 12:51:49,853 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 12:51:49,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 12:51:49,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 12:51:49,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 12:51:49,854 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 12:51:49,854 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 12:51:49,854 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 12:51:49,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 12:51:49,855 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 12:51:49,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 12:51:49,906 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 12:51:49,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 12:51:49,910 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 12:51:49,911 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 12:51:49,912 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-09-06 12:51:49,973 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a2f195d1/4e0c6031551e4e6997394a665cdf9c58/FLAGa6eff72e2 [2019-09-06 12:51:50,548 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 12:51:50,548 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-09-06 12:51:50,580 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a2f195d1/4e0c6031551e4e6997394a665cdf9c58/FLAGa6eff72e2 [2019-09-06 12:51:50,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a2f195d1/4e0c6031551e4e6997394a665cdf9c58 [2019-09-06 12:51:50,836 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 12:51:50,837 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 12:51:50,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 12:51:50,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 12:51:50,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 12:51:50,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 12:51:50" (1/1) ... [2019-09-06 12:51:50,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b46dfdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:51:50, skipping insertion in model container [2019-09-06 12:51:50,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 12:51:50" (1/1) ... [2019-09-06 12:51:50,855 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 12:51:50,946 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 12:51:51,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 12:51:51,581 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 12:51:52,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 12:51:52,067 INFO L192 MainTranslator]: Completed translation [2019-09-06 12:51:52,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:51:52 WrapperNode [2019-09-06 12:51:52,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 12:51:52,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 12:51:52,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 12:51:52,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 12:51:52,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:51:52" (1/1) ... [2019-09-06 12:51:52,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:51:52" (1/1) ... [2019-09-06 12:51:52,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:51:52" (1/1) ... [2019-09-06 12:51:52,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:51:52" (1/1) ... [2019-09-06 12:51:52,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:51:52" (1/1) ... [2019-09-06 12:51:52,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:51:52" (1/1) ... [2019-09-06 12:51:52,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:51:52" (1/1) ... [2019-09-06 12:51:52,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 12:51:52,185 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 12:51:52,186 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 12:51:52,186 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 12:51:52,187 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 12:51:52" (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 12:51:52,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 12:51:52,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 12:51:52,272 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 12:51:52,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 12:51:52,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 12:51:52,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 12:51:52,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 12:51:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 12:51:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 12:51:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 12:51:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 12:51:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 12:51:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 12:51:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 12:51:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 12:51:52,278 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 12:51:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 12:51:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 12:51:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 12:51:54,034 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 12:51:54,035 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 12:51:54,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 12:51:54 BoogieIcfgContainer [2019-09-06 12:51:54,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 12:51:54,039 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 12:51:54,039 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 12:51:54,039 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 12:51:54,041 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 12:51:54" (1/1) ... [2019-09-06 12:51:54,041 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 12:51:54,097 INFO L162 IcfgInterpreter]: Started Sifa with 5 locations of interest [2019-09-06 12:51:54,097 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 12:51:54,129 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 12:51:54,143 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 12:51:54,146 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 12:51:54,349 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 288 for LOIs [2019-09-06 12:52:10,792 WARN L188 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 377 DAG size of output: 353 [2019-09-06 12:52:17,825 WARN L188 SmtUtils]: Spent 3.86 s on a formula simplification. DAG size of input: 377 DAG size of output: 352 [2019-09-06 12:52:24,154 WARN L188 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 377 DAG size of output: 353 [2019-09-06 12:52:30,870 WARN L188 SmtUtils]: Spent 3.86 s on a formula simplification. DAG size of input: 377 DAG size of output: 353 [2019-09-06 12:52:46,235 WARN L188 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 377 DAG size of output: 353 [2019-09-06 12:52:51,230 WARN L188 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 377 DAG size of output: 352 [2019-09-06 12:52:56,312 WARN L188 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 377 DAG size of output: 353 [2019-09-06 12:53:01,363 WARN L188 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 377 DAG size of output: 353 [2019-09-06 12:53:01,729 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 12:53:01,730 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 12:53:01,732 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 23546#(and (<= ~__return_2750~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= main_~check__tmp~5 0) (<= main_~assert__arg~5 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 0 ~__return_2750~0) (<= 1 ~st3~0) (<= 0 main_~check__tmp~5)) [2019-09-06 12:53:01,732 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 14546#(and (<= main_~__tmp_7~0 1) (<= main_~main__c1~0 1) (<= 0 main_~__tmp_7~0) (<= main_~assert__arg~6 1) (<= 0 ~mode3~0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~6)) [2019-09-06 12:53:01,733 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 22363#(and (<= ~__return_2809~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_5~0 1) (<= main_~main__c1~0 0) (<= main_~check__tmp~4 0) (<= 0 main_~__tmp_5~0) (<= 0 main_~assert__arg~4) (<= ~nl3~0 1) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= main_~assert__arg~4 1) (<= 0 main_~main__c1~0) (<= 0 ~__return_2809~0) (<= 1 ~nl3~0)) [2019-09-06 12:53:01,733 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 21180#(and (<= 0 main_~check__tmp~8) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~7) (<= 0 main_~__tmp_8~0) (<= main_~assert__arg~7 1) (<= main_~check__tmp~8 0) (<= 0 ~__return_2611~0) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= ~__return_2611~0 0) (<= 1 ~st3~0)) [2019-09-06 12:53:01,733 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 19993#(and (<= main_~check__tmp~3 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 main_~__tmp_4~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= ~__return_2840~0 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= 0 ~__return_2840~0) (<= 0 main_~check__tmp~3) (<= 1 ~st3~0)) [2019-09-06 12:53:01,769 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 12:53:01,769 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 12:53:01,772 INFO L168 Benchmark]: Toolchain (without parser) took 70934.33 ms. Allocated memory was 137.9 MB in the beginning and 1.8 GB in the end (delta: 1.7 GB). Free memory was 82.1 MB in the beginning and 252.6 MB in the end (delta: -170.6 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2019-09-06 12:53:01,773 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 102.6 MB in the beginning and 102.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 12:53:01,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1228.76 ms. Allocated memory was 137.9 MB in the beginning and 198.7 MB in the end (delta: 60.8 MB). Free memory was 81.9 MB in the beginning and 154.1 MB in the end (delta: -72.3 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2019-09-06 12:53:01,775 INFO L168 Benchmark]: Boogie Preprocessor took 117.03 ms. Allocated memory is still 198.7 MB. Free memory was 154.1 MB in the beginning and 149.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-06 12:53:01,776 INFO L168 Benchmark]: RCFGBuilder took 1852.37 ms. Allocated memory was 198.7 MB in the beginning and 219.7 MB in the end (delta: 21.0 MB). Free memory was 149.5 MB in the beginning and 103.9 MB in the end (delta: 45.6 MB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB. [2019-09-06 12:53:01,777 INFO L168 Benchmark]: Sifa took 67730.99 ms. Allocated memory was 219.7 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 103.9 MB in the beginning and 252.6 MB in the end (delta: -148.7 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2019-09-06 12:53:01,783 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 137.9 MB. Free memory was 102.6 MB in the beginning and 102.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1228.76 ms. Allocated memory was 137.9 MB in the beginning and 198.7 MB in the end (delta: 60.8 MB). Free memory was 81.9 MB in the beginning and 154.1 MB in the end (delta: -72.3 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.03 ms. Allocated memory is still 198.7 MB. Free memory was 154.1 MB in the beginning and 149.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1852.37 ms. Allocated memory was 198.7 MB in the beginning and 219.7 MB in the end (delta: 21.0 MB). Free memory was 149.5 MB in the beginning and 103.9 MB in the end (delta: 45.6 MB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB. * Sifa took 67730.99 ms. Allocated memory was 219.7 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 103.9 MB in the beginning and 252.6 MB in the end (delta: -148.7 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 67636, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 15966, DAG_INTERPRETER_EARLY_EXITS: 160, TOOLS_POST_APPLICATIONS: 15605, TOOLS_POST_TIME[ms]: 36054, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 75, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 9, TOOLS_QUANTIFIERELIM_TIME[ms]: 32751, FLUID_QUERY_TIME[ms]: 399, FLUID_QUERIES: 15968, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 7935, DOMAIN_JOIN_TIME[ms]: 12008, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 3, DOMAIN_ISBOTTOM_APPLICATIONS: 4999, DOMAIN_ISBOTTOM_TIME[ms]: 15324, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2927, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2926, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 71, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 11, PATH_EXPR_TIME[ms]: 91, REGEX_TO_DAG_TIME[ms]: 126, DAG_COMPRESSION_TIME[ms]: 2474, DAG_COMPRESSION_PROCESSED_NODES: 255168, DAG_COMPRESSION_RETAINED_NODES: 68166 - UnprovableResult [Line: 978]: 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 23546#(and (<= ~__return_2750~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= main_~check__tmp~5 0) (<= main_~assert__arg~5 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 0 ~__return_2750~0) (<= 1 ~st3~0) (<= 0 main_~check__tmp~5)). Possible FailurePath: - UnprovableResult [Line: 1043]: 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 14546#(and (<= main_~__tmp_7~0 1) (<= main_~main__c1~0 1) (<= 0 main_~__tmp_7~0) (<= main_~assert__arg~6 1) (<= 0 ~mode3~0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~6)). Possible FailurePath: - UnprovableResult [Line: 868]: 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 22363#(and (<= ~__return_2809~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_5~0 1) (<= main_~main__c1~0 0) (<= main_~check__tmp~4 0) (<= 0 main_~__tmp_5~0) (<= 0 main_~assert__arg~4) (<= ~nl3~0 1) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= main_~assert__arg~4 1) (<= 0 main_~main__c1~0) (<= 0 ~__return_2809~0) (<= 1 ~nl3~0)). Possible FailurePath: - UnprovableResult [Line: 1811]: 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 21180#(and (<= 0 main_~check__tmp~8) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~7) (<= 0 main_~__tmp_8~0) (<= main_~assert__arg~7 1) (<= main_~check__tmp~8 0) (<= 0 ~__return_2611~0) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= ~__return_2611~0 0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 823]: 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 19993#(and (<= main_~check__tmp~3 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 main_~__tmp_4~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= ~__return_2840~0 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= 0 ~__return_2840~0) (<= 0 main_~check__tmp~3) (<= 1 ~st3~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...