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.5.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 14:03:17,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 14:03:17,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 14:03:17,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 14:03:17,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 14:03:17,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 14:03:17,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 14:03:17,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 14:03:17,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 14:03:17,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 14:03:17,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 14:03:17,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 14:03:17,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 14:03:17,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 14:03:17,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 14:03:17,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 14:03:17,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 14:03:17,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 14:03:17,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 14:03:17,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 14:03:17,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 14:03:17,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 14:03:17,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 14:03:17,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 14:03:17,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 14:03:17,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 14:03:17,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 14:03:17,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 14:03:17,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 14:03:17,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 14:03:17,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 14:03:17,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 14:03:17,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 14:03:17,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 14:03:17,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 14:03:17,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 14:03:17,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 14:03:17,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 14:03:17,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 14:03:17,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 14:03:17,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 14:03:17,754 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 14:03:17,768 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 14:03:17,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 14:03:17,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 14:03:17,769 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 14:03:17,769 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 14:03:17,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 14:03:17,770 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 14:03:17,770 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 14:03:17,770 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 14:03:17,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 14:03:17,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 14:03:17,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 14:03:17,771 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 14:03:17,771 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 14:03:17,771 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 14:03:17,772 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 14:03:17,772 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 14:03:17,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 14:03:17,772 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 14:03:17,772 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 14:03:17,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 14:03:17,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 14:03:17,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 14:03:17,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 14:03:17,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 14:03:17,774 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 14:03:17,774 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 14:03:17,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 14:03:17,774 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 14:03:17,806 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 14:03:17,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 14:03:17,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 14:03:17,830 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 14:03:17,831 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 14:03:17,832 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-09-06 14:03:17,905 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94786a70d/106e79ef1e854473866a06d3cd80851c/FLAG532ef4cbe [2019-09-06 14:03:18,587 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 14:03:18,588 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-09-06 14:03:18,618 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94786a70d/106e79ef1e854473866a06d3cd80851c/FLAG532ef4cbe [2019-09-06 14:03:18,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94786a70d/106e79ef1e854473866a06d3cd80851c [2019-09-06 14:03:18,706 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 14:03:18,708 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 14:03:18,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 14:03:18,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 14:03:18,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 14:03:18,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:03:18" (1/1) ... [2019-09-06 14:03:18,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f1ec00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:18, skipping insertion in model container [2019-09-06 14:03:18,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:03:18" (1/1) ... [2019-09-06 14:03:18,724 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 14:03:18,836 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 14:03:19,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:03:19,886 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 14:03:20,160 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:03:20,190 INFO L192 MainTranslator]: Completed translation [2019-09-06 14:03:20,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:20 WrapperNode [2019-09-06 14:03:20,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 14:03:20,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 14:03:20,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 14:03:20,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 14:03:20,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:20" (1/1) ... [2019-09-06 14:03:20,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:20" (1/1) ... [2019-09-06 14:03:20,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:20" (1/1) ... [2019-09-06 14:03:20,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:20" (1/1) ... [2019-09-06 14:03:20,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:20" (1/1) ... [2019-09-06 14:03:20,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:20" (1/1) ... [2019-09-06 14:03:20,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:20" (1/1) ... [2019-09-06 14:03:20,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 14:03:20,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 14:03:20,399 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 14:03:20,399 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 14:03:20,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:20" (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 14:03:20,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 14:03:20,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 14:03:20,494 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 14:03:20,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 14:03:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 14:03:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 14:03:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 14:03:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 14:03:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 14:03:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 14:03:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 14:03:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 14:03:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 14:03:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 14:03:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 14:03:20,500 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-06 14:03:20,502 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 14:03:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 14:03:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 14:03:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 14:03:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 14:03:23,363 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 14:03:23,363 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 14:03:23,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:03:23 BoogieIcfgContainer [2019-09-06 14:03:23,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 14:03:23,366 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 14:03:23,366 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 14:03:23,366 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 14:03:23,368 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:03:23" (1/1) ... [2019-09-06 14:03:23,368 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 14:03:23,403 INFO L162 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-09-06 14:03:23,404 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 14:03:23,423 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 14:03:23,434 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 14:03:23,435 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 14:03:23,650 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-06 14:03:42,800 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 14:03:42,800 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 14:03:42,802 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 6805#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~7) (<= 0 main_~__tmp_8~0) (<= 1 ~st5~0) (<= main_~assert__arg~7 1) (<= ~mode4~0 0) (<= 0 ~__return_7517~0) (<= ~mode5~0 0) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= ~__return_7517~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 1 ~st3~0)) [2019-09-06 14:03:42,802 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 4564#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= main_~__tmp_12~0 1) (<= 0 ~mode2~0) (<= 0 main_~__tmp_12~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= ~st4~0 1) (<= 0 ~__return_8464~0) (<= main_~assert__arg~11 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~__return_8464~0 0) (<= 0 main_~check__tmp~12) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 main_~assert__arg~11) (<= main_~check__tmp~12 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)) [2019-09-06 14:03:42,803 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 4410#(and (<= main_~check__tmp~17 0) (<= 0 main_~assert__arg~13) (<= 0 ~mode3~0) (<= main_~main__c1~0 0) (<= 0 ~__return_6656~0) (<= ~mode4~0 0) (<= 0 main_~check__tmp~17) (<= ~mode5~0 0) (<= 0 main_~__tmp_14~0) (<= ~mode3~0 0) (<= main_~assert__arg~13 1) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~__tmp_14~0 1) (<= ~__return_6656~0 0)) [2019-09-06 14:03:42,803 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 6642#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= main_~check__tmp~5 0) (<= ~__return_7116~0 0) (<= main_~assert__arg~5 1) (<= 1 ~st4~0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= 0 ~__return_7116~0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 0 main_~check__tmp~5)) [2019-09-06 14:03:42,803 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 4319#(and (<= ~__return_7026~0 0) (<= 0 ~mode3~0) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~19) (<= ~st4~0 1) (<= 0 main_~__tmp_16~0) (<= main_~__tmp_16~0 1) (<= 1 ~st4~0) (<= main_~check__tmp~19 0) (<= ~mode4~0 0) (<= 0 main_~assert__arg~15) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~__return_7026~0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~assert__arg~15 1)) [2019-09-06 14:03:42,804 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 6775#(and (<= ~__return_8826~0 0) (<= ~mode2~0 0) (<= 0 main_~assert__arg~12) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~check__tmp~14) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 ~__return_8826~0) (<= ~mode4~0 0) (<= main_~check__tmp~14 0) (<= 0 main_~__tmp_13~0) (<= main_~assert__arg~12 1) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~__tmp_13~0 1) (<= 1 ~st3~0)) [2019-09-06 14:03:42,804 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 6668#(and (<= main_~main__c1~0 1) (<= main_~__tmp_3~0 1) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~2) (<= main_~assert__arg~2 1) (<= 0 main_~__tmp_3~0)) [2019-09-06 14:03:42,804 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 4291#(and (<= main_~__tmp_15~0 1) (<= 0 ~mode3~0) (<= 0 main_~check__tmp~18) (<= main_~check__tmp~18 0) (<= main_~main__c1~0 0) (<= 1 ~st5~0) (<= main_~assert__arg~14 1) (<= ~mode4~0 0) (<= ~__return_6821~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 0 ~__return_6821~0) (<= 0 main_~__tmp_15~0) (<= 0 main_~assert__arg~14)) [2019-09-06 14:03:42,804 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 6591#(and (<= 0 main_~check__tmp~10) (<= 0 ~__return_8084~0) (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= main_~assert__arg~9 1) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~__tmp_10~0 1) (<= main_~check__tmp~10 0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~assert__arg~9) (<= ~mode4~0 0) (<= 0 main_~__tmp_10~0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= ~__return_8084~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)) [2019-09-06 14:03:42,805 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 6763#(and (<= main_~__tmp_9~0 1) (<= ~mode2~0 0) (<= 0 main_~check__tmp~8) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_7701~0 0) (<= ~st4~0 1) (<= 0 main_~assert__arg~8) (<= 0 ~__return_7701~0) (<= 1 ~st4~0) (<= main_~assert__arg~8 1) (<= 0 main_~__tmp_9~0) (<= ~mode4~0 0) (<= main_~check__tmp~8 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0)) [2019-09-06 14:03:42,805 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 6717#(and (<= ~mode2~0 0) (<= main_~assert__arg~6 1) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_7329~0 0) (<= 0 ~__return_7329~0) (<= main_~__tmp_7~0 1) (<= ~mode4~0 0) (<= main_~check__tmp~6 0) (<= 0 main_~__tmp_7~0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 main_~check__tmp~6) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~6) (<= 1 ~st3~0)) [2019-09-06 14:03:42,805 INFO L193 IcfgInterpreter]: Reachable states at location mainErr14ASSERT_VIOLATIONERROR_FUNCTION satisfy 4396#(and (<= 0 ~mode3~0) (<= 0 main_~assert__arg~16) (<= ~st3~0 1) (<= 0 ~__return_7427~0) (<= 0 main_~check__tmp~21) (<= main_~main__c1~0 0) (<= main_~check__tmp~21 0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 main_~__tmp_17~0) (<= ~__return_7427~0 0) (<= main_~__tmp_17~0 1) (<= main_~assert__arg~16 1) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0)) [2019-09-06 14:03:42,805 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 6568#(and (<= ~mode2~0 0) (<= main_~check__tmp~3 0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 main_~__tmp_4~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~__return_6747~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 ~__return_6747~0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~3)) [2019-09-06 14:03:42,806 INFO L193 IcfgInterpreter]: Reachable states at location mainErr15ASSERT_VIOLATIONERROR_FUNCTION satisfy 4104#(and (<= 0 main_~check__tmp~24) (<= 0 main_~__tmp_18~0) (<= main_~assert__arg~17 1) (<= 0 ~__return_8194~0) (<= main_~main__c1~0 0) (<= main_~check__tmp~24 0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= main_~__tmp_18~0 1) (<= 0 ~mode4~0) (<= ~__return_8194~0 0) (<= 0 main_~assert__arg~17)) [2019-09-06 14:03:42,806 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 6529#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_5~0 1) (<= ~__return_6940~0 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= main_~check__tmp~4 0) (<= 0 main_~__tmp_5~0) (<= ~st4~0 1) (<= 0 main_~assert__arg~4) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= main_~assert__arg~4 1) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 ~__return_6940~0)) [2019-09-06 14:03:42,806 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 6733#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= main_~check__tmp~11 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 ~__return_8282~0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= 0 main_~check__tmp~11) (<= ~mode3~0 0) (<= ~__return_8282~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= main_~__tmp_11~0 1) (<= main_~assert__arg~10 1) (<= 0 main_~__tmp_11~0) (<= 0 main_~assert__arg~10)) [2019-09-06 14:03:42,831 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 14:03:42,831 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 14:03:42,834 INFO L168 Benchmark]: Toolchain (without parser) took 24125.10 ms. Allocated memory was 133.7 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 86.1 MB in the beginning and 284.3 MB in the end (delta: -198.3 MB). Peak memory consumption was 996.6 MB. Max. memory is 7.1 GB. [2019-09-06 14:03:42,836 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 14:03:42,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1481.86 ms. Allocated memory was 133.7 MB in the beginning and 219.2 MB in the end (delta: 85.5 MB). Free memory was 85.9 MB in the beginning and 152.6 MB in the end (delta: -66.7 MB). Peak memory consumption was 35.9 MB. Max. memory is 7.1 GB. [2019-09-06 14:03:42,838 INFO L168 Benchmark]: Boogie Preprocessor took 206.60 ms. Allocated memory is still 219.2 MB. Free memory was 152.6 MB in the beginning and 141.2 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-09-06 14:03:42,839 INFO L168 Benchmark]: RCFGBuilder took 2966.75 ms. Allocated memory was 219.2 MB in the beginning and 269.0 MB in the end (delta: 49.8 MB). Free memory was 141.2 MB in the beginning and 187.6 MB in the end (delta: -46.5 MB). Peak memory consumption was 113.6 MB. Max. memory is 7.1 GB. [2019-09-06 14:03:42,840 INFO L168 Benchmark]: Sifa took 19465.77 ms. Allocated memory was 269.0 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 187.6 MB in the beginning and 284.3 MB in the end (delta: -96.7 MB). Peak memory consumption was 962.9 MB. Max. memory is 7.1 GB. [2019-09-06 14:03:42,844 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 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1481.86 ms. Allocated memory was 133.7 MB in the beginning and 219.2 MB in the end (delta: 85.5 MB). Free memory was 85.9 MB in the beginning and 152.6 MB in the end (delta: -66.7 MB). Peak memory consumption was 35.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 206.60 ms. Allocated memory is still 219.2 MB. Free memory was 152.6 MB in the beginning and 141.2 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2966.75 ms. Allocated memory was 219.2 MB in the beginning and 269.0 MB in the end (delta: 49.8 MB). Free memory was 141.2 MB in the beginning and 187.6 MB in the end (delta: -46.5 MB). Peak memory consumption was 113.6 MB. Max. memory is 7.1 GB. * Sifa took 19465.77 ms. Allocated memory was 269.0 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 187.6 MB in the beginning and 284.3 MB in the end (delta: -96.7 MB). Peak memory consumption was 962.9 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]: 19403, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 5239, DAG_INTERPRETER_EARLY_EXITS: 61, TOOLS_POST_APPLICATIONS: 5186, TOOLS_POST_TIME[ms]: 7580, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 85, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 34, TOOLS_QUANTIFIERELIM_TIME[ms]: 6475, FLUID_QUERY_TIME[ms]: 73, FLUID_QUERIES: 5240, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 1612, DOMAIN_JOIN_TIME[ms]: 437, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 632, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 1370, DOMAIN_ISBOTTOM_TIME[ms]: 3885, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 429, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 428, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 57, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 155, REGEX_TO_DAG_TIME[ms]: 194, DAG_COMPRESSION_TIME[ms]: 5623, DAG_COMPRESSION_PROCESSED_NODES: 381948, DAG_COMPRESSION_RETAINED_NODES: 80118 - UnprovableResult [Line: 1232]: 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 6805#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~7) (<= 0 main_~__tmp_8~0) (<= 1 ~st5~0) (<= main_~assert__arg~7 1) (<= ~mode4~0 0) (<= 0 ~__return_7517~0) (<= ~mode5~0 0) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= ~__return_7517~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 1622]: 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 4564#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= main_~__tmp_12~0 1) (<= 0 ~mode2~0) (<= 0 main_~__tmp_12~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= ~st4~0 1) (<= 0 ~__return_8464~0) (<= main_~assert__arg~11 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~__return_8464~0 0) (<= 0 main_~check__tmp~12) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 main_~assert__arg~11) (<= main_~check__tmp~12 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)). Possible FailurePath: - UnprovableResult [Line: 2062]: 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 4410#(and (<= main_~check__tmp~17 0) (<= 0 main_~assert__arg~13) (<= 0 ~mode3~0) (<= main_~main__c1~0 0) (<= 0 ~__return_6656~0) (<= ~mode4~0 0) (<= 0 main_~check__tmp~17) (<= ~mode5~0 0) (<= 0 main_~__tmp_14~0) (<= ~mode3~0 0) (<= main_~assert__arg~13 1) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~__tmp_14~0 1) (<= ~__return_6656~0 0)). Possible FailurePath: - UnprovableResult [Line: 1062]: 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 6642#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= main_~check__tmp~5 0) (<= ~__return_7116~0 0) (<= main_~assert__arg~5 1) (<= 1 ~st4~0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= 0 ~__return_7116~0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 0 main_~check__tmp~5)). Possible FailurePath: - UnprovableResult [Line: 2191]: 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 4319#(and (<= ~__return_7026~0 0) (<= 0 ~mode3~0) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~19) (<= ~st4~0 1) (<= 0 main_~__tmp_16~0) (<= main_~__tmp_16~0 1) (<= 1 ~st4~0) (<= main_~check__tmp~19 0) (<= ~mode4~0 0) (<= 0 main_~assert__arg~15) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~__return_7026~0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~assert__arg~15 1)). Possible FailurePath: - UnprovableResult [Line: 1764]: 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 6775#(and (<= ~__return_8826~0 0) (<= ~mode2~0 0) (<= 0 main_~assert__arg~12) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~check__tmp~14) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 ~__return_8826~0) (<= ~mode4~0 0) (<= main_~check__tmp~14 0) (<= 0 main_~__tmp_13~0) (<= main_~assert__arg~12 1) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~__tmp_13~0 1) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 584]: 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 6668#(and (<= main_~main__c1~0 1) (<= main_~__tmp_3~0 1) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~2) (<= main_~assert__arg~2 1) (<= 0 main_~__tmp_3~0)). Possible FailurePath: - UnprovableResult [Line: 2113]: 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 4291#(and (<= main_~__tmp_15~0 1) (<= 0 ~mode3~0) (<= 0 main_~check__tmp~18) (<= main_~check__tmp~18 0) (<= main_~main__c1~0 0) (<= 1 ~st5~0) (<= main_~assert__arg~14 1) (<= ~mode4~0 0) (<= ~__return_6821~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 0 ~__return_6821~0) (<= 0 main_~__tmp_15~0) (<= 0 main_~assert__arg~14)). Possible FailurePath: - UnprovableResult [Line: 1493]: 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 6591#(and (<= 0 main_~check__tmp~10) (<= 0 ~__return_8084~0) (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= main_~assert__arg~9 1) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~__tmp_10~0 1) (<= main_~check__tmp~10 0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 main_~assert__arg~9) (<= ~mode4~0 0) (<= 0 main_~__tmp_10~0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= ~__return_8084~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)). Possible FailurePath: - UnprovableResult [Line: 1310]: 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 6763#(and (<= main_~__tmp_9~0 1) (<= ~mode2~0 0) (<= 0 main_~check__tmp~8) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_7701~0 0) (<= ~st4~0 1) (<= 0 main_~assert__arg~8) (<= 0 ~__return_7701~0) (<= 1 ~st4~0) (<= main_~assert__arg~8 1) (<= 0 main_~__tmp_9~0) (<= ~mode4~0 0) (<= main_~check__tmp~8 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 1181]: 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 6717#(and (<= ~mode2~0 0) (<= main_~assert__arg~6 1) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_7329~0 0) (<= 0 ~__return_7329~0) (<= main_~__tmp_7~0 1) (<= ~mode4~0 0) (<= main_~check__tmp~6 0) (<= 0 main_~__tmp_7~0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 main_~check__tmp~6) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~6) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 2333]: 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 4396#(and (<= 0 ~mode3~0) (<= 0 main_~assert__arg~16) (<= ~st3~0 1) (<= 0 ~__return_7427~0) (<= 0 main_~check__tmp~21) (<= main_~main__c1~0 0) (<= main_~check__tmp~21 0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 main_~__tmp_17~0) (<= ~__return_7427~0 0) (<= main_~__tmp_17~0 1) (<= main_~assert__arg~16 1) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 919]: 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 6568#(and (<= ~mode2~0 0) (<= main_~check__tmp~3 0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 main_~__tmp_4~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~__return_6747~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 ~__return_6747~0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~3)). Possible FailurePath: - UnprovableResult [Line: 2580]: 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 4104#(and (<= 0 main_~check__tmp~24) (<= 0 main_~__tmp_18~0) (<= main_~assert__arg~17 1) (<= 0 ~__return_8194~0) (<= main_~main__c1~0 0) (<= main_~check__tmp~24 0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= main_~__tmp_18~0 1) (<= 0 ~mode4~0) (<= ~__return_8194~0 0) (<= 0 main_~assert__arg~17)). Possible FailurePath: - UnprovableResult [Line: 1011]: 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 6529#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_5~0 1) (<= ~__return_6940~0 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= main_~check__tmp~4 0) (<= 0 main_~__tmp_5~0) (<= ~st4~0 1) (<= 0 main_~assert__arg~4) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= main_~assert__arg~4 1) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 ~__return_6940~0)). Possible FailurePath: - UnprovableResult [Line: 1544]: 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 6733#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= main_~check__tmp~11 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 ~__return_8282~0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= 0 main_~check__tmp~11) (<= ~mode3~0 0) (<= ~__return_8282~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= main_~__tmp_11~0 1) (<= main_~assert__arg~10 1) (<= 0 main_~__tmp_11~0) (<= 0 main_~assert__arg~10)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...