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.BOUNDED-10.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 14:02:57,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 14:02:57,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 14:02:57,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 14:02:57,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 14:02:57,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 14:02:57,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 14:02:57,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 14:02:57,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 14:02:57,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 14:02:57,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 14:02:57,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 14:02:57,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 14:02:57,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 14:02:57,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 14:02:57,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 14:02:57,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 14:02:57,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 14:02:57,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 14:02:57,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 14:02:57,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 14:02:57,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 14:02:57,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 14:02:57,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 14:02:57,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 14:02:57,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 14:02:57,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 14:02:57,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 14:02:57,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 14:02:57,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 14:02:57,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 14:02:57,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 14:02:57,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 14:02:57,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 14:02:57,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 14:02:57,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 14:02:57,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 14:02:57,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 14:02:57,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 14:02:57,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 14:02:57,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 14:02:57,277 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 14:02:57,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 14:02:57,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 14:02:57,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 14:02:57,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 14:02:57,294 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 14:02:57,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 14:02:57,295 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 14:02:57,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 14:02:57,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 14:02:57,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 14:02:57,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 14:02:57,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 14:02:57,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 14:02:57,296 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 14:02:57,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 14:02:57,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 14:02:57,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 14:02:57,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 14:02:57,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 14:02:57,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 14:02:57,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 14:02:57,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 14:02:57,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 14:02:57,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 14:02:57,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 14:02:57,299 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 14:02:57,299 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 14:02:57,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 14:02:57,299 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 14:02:57,344 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 14:02:57,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 14:02:57,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 14:02:57,366 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 14:02:57,366 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 14:02:57,367 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-09-06 14:02:57,433 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91ecf1be6/c95e1f6f786b4a95823d2123baaa2666/FLAG284f8762b [2019-09-06 14:02:58,105 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 14:02:58,106 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-09-06 14:02:58,130 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91ecf1be6/c95e1f6f786b4a95823d2123baaa2666/FLAG284f8762b [2019-09-06 14:02:58,255 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91ecf1be6/c95e1f6f786b4a95823d2123baaa2666 [2019-09-06 14:02:58,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 14:02:58,268 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 14:02:58,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 14:02:58,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 14:02:58,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 14:02:58,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:02:58" (1/1) ... [2019-09-06 14:02:58,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ffb548e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:58, skipping insertion in model container [2019-09-06 14:02:58,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:02:58" (1/1) ... [2019-09-06 14:02:58,283 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 14:02:58,381 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 14:02:59,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:02:59,286 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 14:02:59,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:02:59,649 INFO L192 MainTranslator]: Completed translation [2019-09-06 14:02:59,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59 WrapperNode [2019-09-06 14:02:59,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 14:02:59,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 14:02:59,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 14:02:59,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 14:02:59,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (1/1) ... [2019-09-06 14:02:59,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (1/1) ... [2019-09-06 14:02:59,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (1/1) ... [2019-09-06 14:02:59,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (1/1) ... [2019-09-06 14:02:59,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (1/1) ... [2019-09-06 14:02:59,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (1/1) ... [2019-09-06 14:02:59,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (1/1) ... [2019-09-06 14:02:59,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 14:02:59,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 14:02:59,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 14:02:59,807 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 14:02:59,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (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 14:02:59,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 14:02:59,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 14:02:59,878 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 14:02:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 14:02:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 14:02:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 14:02:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 14:02:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 14:02:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 14:02:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 14:02:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 14:02:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 14:02:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 14:02:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 14:02:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-06 14:02:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 14:02:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 14:02:59,882 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 14:02:59,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 14:02:59,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 14:03:02,537 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 14:03:02,539 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 14:03:02,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:03:02 BoogieIcfgContainer [2019-09-06 14:03:02,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 14:03:02,541 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 14:03:02,541 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 14:03:02,542 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 14:03:02,543 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:03:02" (1/1) ... [2019-09-06 14:03:02,543 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 14:03:02,567 INFO L162 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-09-06 14:03:02,568 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 14:03:02,592 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 14:03:02,606 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 14:03:02,608 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 14:03:02,822 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 515 for LOIs [2019-09-06 14:03:20,799 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 14:03:20,799 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 14:03:20,802 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 3840#(and (<= ~mode2~0 0) (<= 0 ~__return_7205~0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= main_~check__tmp~5 0) (<= main_~assert__arg~5 1) (<= 1 ~st4~0) (<= 1 ~st5~0) (<= ~mode4~0 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) (<= ~__return_7205~0 0) (<= main_~__tmp_6~0 1) (<= 0 main_~check__tmp~5)) [2019-09-06 14:03:20,802 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 3615#(and (<= ~mode2~0 0) (<= ~__return_7023~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_5~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~r1~0 5) (<= main_~check__tmp~4 0) (<= 0 main_~__tmp_5~0) (<= ~st4~0 1) (<= 0 main_~assert__arg~4) (<= 0 ~__return_7023~0) (<= 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)) [2019-09-06 14:03:20,802 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 3570#(and (<= ~mode2~0 0) (<= main_~assert__arg~6 1) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~r1~0 5) (<= ~__return_7424~0 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 ~__return_7424~0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~6) (<= 1 ~st3~0)) [2019-09-06 14:03:20,803 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 4032#(and (<= main_~__tmp_15~0 1) (<= 0 ~mode3~0) (<= 0 main_~check__tmp~18) (<= main_~check__tmp~18 0) (<= main_~main__c1~0 0) (<= ~__return_6901~0 0) (<= 1 ~st5~0) (<= main_~assert__arg~14 1) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 0 main_~__tmp_15~0) (<= 0 ~__return_6901~0) (<= 0 main_~assert__arg~14)) [2019-09-06 14:03:20,803 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 4634#(or (and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~__return_8407~0) (<= main_~check__tmp~11 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~__return_8407~0 0) (<= ~mode5~0 0) (<= 0 main_~check__tmp~11) (<= ~mode3~0 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)) (and (<= 0 ~__return_8407~0) (<= main_~check__tmp~11 0) (<= main_~main__c1~0 0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~__return_8407~0 0) (<= ~mode5~0 0) (<= 0 main_~check__tmp~11) (<= 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 14:03:20,803 INFO L193 IcfgInterpreter]: Reachable states at location mainErr15ASSERT_VIOLATIONERROR_FUNCTION satisfy 3986#(and (<= 0 ~__return_8316~0) (<= 0 main_~check__tmp~24) (<= 0 main_~__tmp_18~0) (<= main_~assert__arg~17 1) (<= main_~main__c1~0 0) (<= main_~check__tmp~24 0) (<= ~__return_8316~0 0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= main_~__tmp_18~0 1) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~17)) [2019-09-06 14:03:20,803 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 3952#(and (<= 0 ~mode3~0) (<= ~__return_7112~0 0) (<= main_~main__c1~0 0) (<= 0 ~__return_7112~0) (<= 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 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~assert__arg~15 1)) [2019-09-06 14:03:20,804 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 3775#(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) (<= ~st4~0 1) (<= 0 main_~assert__arg~8) (<= ~__return_7808~0 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) (<= 0 ~__return_7808~0)) [2019-09-06 14:03:20,804 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 4725#(and (<= main_~__tmp_12~0 1) (<= 0 ~__return_8595~0) (<= ~__return_8595~0 0) (<= 0 main_~__tmp_12~0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= main_~assert__arg~11 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 main_~check__tmp~12) (<= ~mode5~0 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 14:03:20,804 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 3737#(and (<= main_~check__tmp~17 0) (<= 0 main_~assert__arg~13) (<= 0 ~mode3~0) (<= main_~main__c1~0 0) (<= ~r1~0 5) (<= 0 ~__return_6730~0) (<= ~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_6730~0 0)) [2019-09-06 14:03:20,804 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 3685#(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_7618~0) (<= ~mode5~0 0) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= ~__return_7618~0 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 14:03:20,805 INFO L193 IcfgInterpreter]: Reachable states at location mainErr14ASSERT_VIOLATIONERROR_FUNCTION satisfy 3912#(and (<= ~__return_7525~0 0) (<= ~mode5~0 0) (<= 0 main_~assert__arg~16) (<= 0 main_~__tmp_17~0) (<= main_~__tmp_17~0 1) (<= main_~assert__arg~16 1) (<= 0 main_~check__tmp~21) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= main_~check__tmp~21 0) (<= 0 ~__return_7525~0)) [2019-09-06 14:03:20,805 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 4703#(and (<= 0 main_~check__tmp~10) (<= 0 main_~__tmp_10~0) (<= main_~assert__arg~9 1) (<= main_~__tmp_10~0 1) (<= main_~check__tmp~10 0) (<= 0 ~__return_8203~0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= ~r1~0 5) (<= ~__return_8203~0 0) (<= 0 main_~assert__arg~9)) [2019-09-06 14:03:20,805 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 3647#(or (and (<= ~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_8969~0) (<= ~mode4~0 0) (<= main_~check__tmp~14 0) (<= 0 main_~__tmp_13~0) (<= main_~assert__arg~12 1) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= ~__return_8969~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~__tmp_13~0 1) (<= 1 ~st3~0)) (and (<= 0 ~__return_8969~0) (<= main_~check__tmp~14 0) (<= 0 main_~__tmp_13~0) (<= 0 main_~assert__arg~12) (<= main_~assert__arg~12 1) (<= ~mode5~0 0) (<= ~__return_8969~0 0) (<= 0 main_~check__tmp~14) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= main_~__tmp_13~0 1))) [2019-09-06 14:03:20,805 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 4658#(or (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)) (and (<= ~__return_8769~0 0) (<= 0 ~__return_8769~0) (<= 0 main_~check__tmp~13) (<= main_~main__c1~0 0) (<= main_~assert__arg~2 1) (<= ~st4~0 1) (<= 1 ~st4~0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= main_~__tmp_3~0 1) (<= ~mode5~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~2) (<= 0 main_~__tmp_3~0) (<= main_~check__tmp~13 0))) [2019-09-06 14:03:20,806 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 3458#(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) (<= ~r1~0 5) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= 1 ~st5~0) (<= ~__return_6824~0 0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~__return_6824~0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~3)) [2019-09-06 14:03:20,834 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 14:03:20,834 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 14:03:20,837 INFO L168 Benchmark]: Toolchain (without parser) took 22567.71 ms. Allocated memory was 141.6 MB in the beginning and 999.8 MB in the end (delta: 858.3 MB). Free memory was 84.2 MB in the beginning and 187.8 MB in the end (delta: -103.6 MB). Peak memory consumption was 754.7 MB. Max. memory is 7.1 GB. [2019-09-06 14:03:20,838 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 141.6 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-06 14:03:20,839 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1380.86 ms. Allocated memory was 141.6 MB in the beginning and 222.8 MB in the end (delta: 81.3 MB). Free memory was 84.0 MB in the beginning and 153.5 MB in the end (delta: -69.5 MB). Peak memory consumption was 33.0 MB. Max. memory is 7.1 GB. [2019-09-06 14:03:20,840 INFO L168 Benchmark]: Boogie Preprocessor took 155.46 ms. Allocated memory is still 222.8 MB. Free memory was 153.5 MB in the beginning and 144.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-09-06 14:03:20,841 INFO L168 Benchmark]: RCFGBuilder took 2734.56 ms. Allocated memory was 222.8 MB in the beginning and 262.7 MB in the end (delta: 39.8 MB). Free memory was 144.0 MB in the beginning and 163.1 MB in the end (delta: -19.0 MB). Peak memory consumption was 104.2 MB. Max. memory is 7.1 GB. [2019-09-06 14:03:20,842 INFO L168 Benchmark]: Sifa took 18292.87 ms. Allocated memory was 262.7 MB in the beginning and 999.8 MB in the end (delta: 737.1 MB). Free memory was 163.1 MB in the beginning and 187.8 MB in the end (delta: -24.7 MB). Peak memory consumption was 712.4 MB. Max. memory is 7.1 GB. [2019-09-06 14:03:20,846 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 141.6 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1380.86 ms. Allocated memory was 141.6 MB in the beginning and 222.8 MB in the end (delta: 81.3 MB). Free memory was 84.0 MB in the beginning and 153.5 MB in the end (delta: -69.5 MB). Peak memory consumption was 33.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 155.46 ms. Allocated memory is still 222.8 MB. Free memory was 153.5 MB in the beginning and 144.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2734.56 ms. Allocated memory was 222.8 MB in the beginning and 262.7 MB in the end (delta: 39.8 MB). Free memory was 144.0 MB in the beginning and 163.1 MB in the end (delta: -19.0 MB). Peak memory consumption was 104.2 MB. Max. memory is 7.1 GB. * Sifa took 18292.87 ms. Allocated memory was 262.7 MB in the beginning and 999.8 MB in the end (delta: 737.1 MB). Free memory was 163.1 MB in the beginning and 187.8 MB in the end (delta: -24.7 MB). Peak memory consumption was 712.4 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]: 18239, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 3676, DAG_INTERPRETER_EARLY_EXITS: 49, TOOLS_POST_APPLICATIONS: 3648, TOOLS_POST_TIME[ms]: 9645, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 77, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 35, TOOLS_QUANTIFIERELIM_TIME[ms]: 8682, FLUID_QUERY_TIME[ms]: 51, FLUID_QUERIES: 3677, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 1070, DOMAIN_JOIN_TIME[ms]: 322, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 499, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 938, DOMAIN_ISBOTTOM_TIME[ms]: 3852, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 231, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 230, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 63, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 13, PATH_EXPR_TIME[ms]: 140, REGEX_TO_DAG_TIME[ms]: 127, DAG_COMPRESSION_TIME[ms]: 3164, DAG_COMPRESSION_PROCESSED_NODES: 141474, DAG_COMPRESSION_RETAINED_NODES: 12307 - UnprovableResult [Line: 1084]: 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 3840#(and (<= ~mode2~0 0) (<= 0 ~__return_7205~0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= main_~check__tmp~5 0) (<= main_~assert__arg~5 1) (<= 1 ~st4~0) (<= 1 ~st5~0) (<= ~mode4~0 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) (<= ~__return_7205~0 0) (<= main_~__tmp_6~0 1) (<= 0 main_~check__tmp~5)). Possible FailurePath: - UnprovableResult [Line: 1033]: 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 3615#(and (<= ~mode2~0 0) (<= ~__return_7023~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_5~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~r1~0 5) (<= main_~check__tmp~4 0) (<= 0 main_~__tmp_5~0) (<= ~st4~0 1) (<= 0 main_~assert__arg~4) (<= 0 ~__return_7023~0) (<= 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)). Possible FailurePath: - UnprovableResult [Line: 1204]: 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 3570#(and (<= ~mode2~0 0) (<= main_~assert__arg~6 1) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~r1~0 5) (<= ~__return_7424~0 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 ~__return_7424~0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~6) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 2143]: 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 4032#(and (<= main_~__tmp_15~0 1) (<= 0 ~mode3~0) (<= 0 main_~check__tmp~18) (<= main_~check__tmp~18 0) (<= main_~main__c1~0 0) (<= ~__return_6901~0 0) (<= 1 ~st5~0) (<= main_~assert__arg~14 1) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 0 main_~__tmp_15~0) (<= 0 ~__return_6901~0) (<= 0 main_~assert__arg~14)). Possible FailurePath: - UnprovableResult [Line: 1570]: 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 4634#(or (and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~__return_8407~0) (<= main_~check__tmp~11 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~__return_8407~0 0) (<= ~mode5~0 0) (<= 0 main_~check__tmp~11) (<= ~mode3~0 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)) (and (<= 0 ~__return_8407~0) (<= main_~check__tmp~11 0) (<= main_~main__c1~0 0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~__return_8407~0 0) (<= ~mode5~0 0) (<= 0 main_~check__tmp~11) (<= 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: - UnprovableResult [Line: 2617]: 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 3986#(and (<= 0 ~__return_8316~0) (<= 0 main_~check__tmp~24) (<= 0 main_~__tmp_18~0) (<= main_~assert__arg~17 1) (<= main_~main__c1~0 0) (<= main_~check__tmp~24 0) (<= ~__return_8316~0 0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= main_~__tmp_18~0 1) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~17)). Possible FailurePath: - UnprovableResult [Line: 2222]: 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 3952#(and (<= 0 ~mode3~0) (<= ~__return_7112~0 0) (<= main_~main__c1~0 0) (<= 0 ~__return_7112~0) (<= 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 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~assert__arg~15 1)). Possible FailurePath: - UnprovableResult [Line: 1334]: 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 3775#(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) (<= ~st4~0 1) (<= 0 main_~assert__arg~8) (<= ~__return_7808~0 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) (<= 0 ~__return_7808~0)). Possible FailurePath: - UnprovableResult [Line: 1648]: 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 4725#(and (<= main_~__tmp_12~0 1) (<= 0 ~__return_8595~0) (<= ~__return_8595~0 0) (<= 0 main_~__tmp_12~0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= main_~assert__arg~11 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 main_~check__tmp~12) (<= ~mode5~0 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: 2092]: 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 3737#(and (<= main_~check__tmp~17 0) (<= 0 main_~assert__arg~13) (<= 0 ~mode3~0) (<= main_~main__c1~0 0) (<= ~r1~0 5) (<= 0 ~__return_6730~0) (<= ~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_6730~0 0)). Possible FailurePath: - UnprovableResult [Line: 1255]: 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 3685#(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_7618~0) (<= ~mode5~0 0) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= ~__return_7618~0 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: 2366]: 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 3912#(and (<= ~__return_7525~0 0) (<= ~mode5~0 0) (<= 0 main_~assert__arg~16) (<= 0 main_~__tmp_17~0) (<= main_~__tmp_17~0 1) (<= main_~assert__arg~16 1) (<= 0 main_~check__tmp~21) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= main_~check__tmp~21 0) (<= 0 ~__return_7525~0)). Possible FailurePath: - UnprovableResult [Line: 1519]: 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 4703#(and (<= 0 main_~check__tmp~10) (<= 0 main_~__tmp_10~0) (<= main_~assert__arg~9 1) (<= main_~__tmp_10~0 1) (<= main_~check__tmp~10 0) (<= 0 ~__return_8203~0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= ~r1~0 5) (<= ~__return_8203~0 0) (<= 0 main_~assert__arg~9)). Possible FailurePath: - UnprovableResult [Line: 1791]: 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 3647#(or (and (<= ~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_8969~0) (<= ~mode4~0 0) (<= main_~check__tmp~14 0) (<= 0 main_~__tmp_13~0) (<= main_~assert__arg~12 1) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= ~__return_8969~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~__tmp_13~0 1) (<= 1 ~st3~0)) (and (<= 0 ~__return_8969~0) (<= main_~check__tmp~14 0) (<= 0 main_~__tmp_13~0) (<= 0 main_~assert__arg~12) (<= main_~assert__arg~12 1) (<= ~mode5~0 0) (<= ~__return_8969~0 0) (<= 0 main_~check__tmp~14) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= main_~__tmp_13~0 1))). Possible FailurePath: - UnprovableResult [Line: 600]: 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 4658#(or (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)) (and (<= ~__return_8769~0 0) (<= 0 ~__return_8769~0) (<= 0 main_~check__tmp~13) (<= main_~main__c1~0 0) (<= main_~assert__arg~2 1) (<= ~st4~0 1) (<= 1 ~st4~0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= main_~__tmp_3~0 1) (<= ~mode5~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~2) (<= 0 main_~__tmp_3~0) (<= main_~check__tmp~13 0))). Possible FailurePath: - UnprovableResult [Line: 941]: 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 3458#(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) (<= ~r1~0 5) (<= main_~assert__arg~3 1) (<= main_~__tmp_4~0 1) (<= 1 ~st5~0) (<= ~__return_6824~0 0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~__return_6824~0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~3) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~3)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...