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.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 14:02:22,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 14:02:22,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 14:02:22,538 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 14:02:22,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 14:02:22,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 14:02:22,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 14:02:22,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 14:02:22,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 14:02:22,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 14:02:22,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 14:02:22,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 14:02:22,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 14:02:22,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 14:02:22,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 14:02:22,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 14:02:22,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 14:02:22,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 14:02:22,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 14:02:22,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 14:02:22,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 14:02:22,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 14:02:22,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 14:02:22,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 14:02:22,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 14:02:22,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 14:02:22,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 14:02:22,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 14:02:22,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 14:02:22,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 14:02:22,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 14:02:22,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 14:02:22,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 14:02:22,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 14:02:22,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 14:02:22,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 14:02:22,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 14:02:22,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 14:02:22,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 14:02:22,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 14:02:22,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 14:02:22,574 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 14:02:22,589 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 14:02:22,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 14:02:22,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 14:02:22,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 14:02:22,591 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 14:02:22,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 14:02:22,591 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 14:02:22,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 14:02:22,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 14:02:22,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 14:02:22,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 14:02:22,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 14:02:22,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 14:02:22,592 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 14:02:22,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 14:02:22,593 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 14:02:22,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 14:02:22,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 14:02:22,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 14:02:22,594 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 14:02:22,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 14:02:22,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 14:02:22,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 14:02:22,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 14:02:22,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 14:02:22,595 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 14:02:22,595 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 14:02:22,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 14:02:22,595 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 14:02:22,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 14:02:22,639 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 14:02:22,642 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 14:02:22,644 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 14:02:22,644 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 14:02:22,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-09-06 14:02:22,707 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b11f9af65/674fb82d0a78452bb51e4d493efcef01/FLAG936555acc [2019-09-06 14:02:23,452 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 14:02:23,454 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-09-06 14:02:23,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b11f9af65/674fb82d0a78452bb51e4d493efcef01/FLAG936555acc [2019-09-06 14:02:23,562 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b11f9af65/674fb82d0a78452bb51e4d493efcef01 [2019-09-06 14:02:23,575 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 14:02:23,577 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 14:02:23,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 14:02:23,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 14:02:23,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 14:02:23,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:02:23" (1/1) ... [2019-09-06 14:02:23,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ebf09e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:23, skipping insertion in model container [2019-09-06 14:02:23,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:02:23" (1/1) ... [2019-09-06 14:02:23,602 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 14:02:23,770 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 14:02:24,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:02:24,897 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 14:02:25,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:02:25,314 INFO L192 MainTranslator]: Completed translation [2019-09-06 14:02:25,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:25 WrapperNode [2019-09-06 14:02:25,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 14:02:25,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 14:02:25,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 14:02:25,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 14:02:25,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:25" (1/1) ... [2019-09-06 14:02:25,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:25" (1/1) ... [2019-09-06 14:02:25,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:25" (1/1) ... [2019-09-06 14:02:25,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:25" (1/1) ... [2019-09-06 14:02:25,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:25" (1/1) ... [2019-09-06 14:02:25,561 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:25" (1/1) ... [2019-09-06 14:02:25,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:25" (1/1) ... [2019-09-06 14:02:25,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 14:02:25,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 14:02:25,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 14:02:25,592 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 14:02:25,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:25" (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 14:02:25,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 14:02:25,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 14:02:25,687 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 14:02:25,687 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 14:02:25,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 14:02:25,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 14:02:25,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 14:02:25,688 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 14:02:25,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 14:02:25,689 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 14:02:25,689 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 14:02:25,689 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 14:02:25,689 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 14:02:25,690 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 14:02:25,690 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 14:02:25,690 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-06 14:02:25,690 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 14:02:25,691 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 14:02:25,691 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 14:02:25,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 14:02:25,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 14:02:29,071 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 14:02:29,071 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 14:02:29,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:02:29 BoogieIcfgContainer [2019-09-06 14:02:29,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 14:02:29,074 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 14:02:29,074 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 14:02:29,075 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 14:02:29,076 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:02:29" (1/1) ... [2019-09-06 14:02:29,076 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 14:02:29,102 INFO L162 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-09-06 14:02:29,102 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 14:02:29,116 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 14:02:29,127 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 14:02:29,128 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 14:02:29,282 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-06 14:02:56,613 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 14:02:56,613 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 14:02:56,619 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 14178#(and (<= 0 main_~assert__arg~34) (<= main_~assert__arg~34 1) (<= main_~__tmp_35~0 1) (<= 0 main_~__tmp_35~0)) [2019-09-06 14:02:56,619 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 14195#(and (<= 0 main_~assert__arg~30) (<= ~__return_2898~0 0) (<= 0 ~mode3~0) (<= 0 ~__return_2898~0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= main_~__tmp_31~0 1) (<= 0 main_~check__tmp~40) (<= 0 main_~__tmp_31~0) (<= ~mode4~0 0) (<= main_~assert__arg~30 1) (<= main_~check__tmp~40 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0)) [2019-09-06 14:02:56,619 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 8613#(and (<= 0 ~mode3~0) (<= 0 ~__return_3280~0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= main_~__tmp_26~0 1) (<= ~st4~0 1) (<= 1 ~st4~0) (<= ~__return_3280~0 0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= main_~check__tmp~34 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= main_~assert__arg~25 1) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~25) (<= 1 ~st3~0) (<= 0 main_~check__tmp~34) (<= 0 main_~__tmp_26~0)) [2019-09-06 14:02:56,620 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 1815#(and (<= 0 main_~__tmp_29~0) (<= main_~assert__arg~28 1) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= 0 ~__return_3022~0) (<= main_~__tmp_29~0 1) (<= 0 main_~assert__arg~28) (<= main_~check__tmp~38 0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= ~__return_3022~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 1 ~st3~0) (<= 0 main_~check__tmp~38)) [2019-09-06 14:02:56,620 INFO L193 IcfgInterpreter]: Reachable states at location mainErr14ASSERT_VIOLATIONERROR_FUNCTION satisfy 3475#(and (<= 0 main_~check__tmp~54) (<= 0 main_~__tmp_45~0) (<= main_~check__tmp~54 0) (<= main_~assert__arg~44 1) (<= 0 ~mode3~0) (<= 0 ~__return_2046~0) (<= 0 main_~assert__arg~44) (<= main_~main__c1~0 0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= main_~__tmp_45~0 1) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= ~__return_2046~0 0)) [2019-09-06 14:02:56,621 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 1750#(and (<= 0 ~mode3~0) (<= main_~__tmp_37~0 1) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~46) (<= 0 ~__return_2524~0) (<= ~st4~0 1) (<= 1 ~st4~0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= ~__return_2524~0 0) (<= 0 ~mode5~0) (<= 0 main_~__tmp_37~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= main_~assert__arg~36 1) (<= main_~check__tmp~46 0) (<= 0 main_~assert__arg~36)) [2019-09-06 14:02:56,621 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 8608#(and (<= main_~__tmp_33~0 1) (<= 0 ~mode3~0) (<= 0 main_~__tmp_33~0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~42) (<= 0 main_~assert__arg~32) (<= 0 ~__return_2776~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= ~__return_2776~0 0) (<= main_~check__tmp~42 0) (<= 1 ~st3~0) (<= main_~assert__arg~32 1)) [2019-09-06 14:02:56,621 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 3712#(and (<= 0 ~mode3~0) (<= 0 main_~assert__arg~16) (<= ~__return_4072~0 0) (<= main_~main__c1~0 0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~__return_4072~0) (<= 0 main_~__tmp_17~0) (<= main_~__tmp_17~0 1) (<= main_~assert__arg~16 1) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~22) (<= main_~check__tmp~22 0)) [2019-09-06 14:02:56,621 INFO L193 IcfgInterpreter]: Reachable states at location mainErr15ASSERT_VIOLATIONERROR_FUNCTION satisfy 14185#(and (<= 0 main_~__tmp_47~0) (<= main_~assert__arg~46 1) (<= 0 ~mode3~0) (<= 0 ~__return_1939~0) (<= 0 main_~check__tmp~56) (<= main_~__tmp_47~0 1) (<= 0 main_~assert__arg~46) (<= main_~main__c1~0 0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= main_~check__tmp~56 0) (<= 0 ~mode4~0) (<= ~__return_1939~0 0)) [2019-09-06 14:02:56,622 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 10176#(and (<= 0 main_~check__tmp~24) (<= 0 main_~assert__arg~18) (<= 0 ~__return_3951~0) (<= main_~__tmp_19~0 1) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~18 1) (<= main_~check__tmp~24 0) (<= ~__return_3951~0 0) (<= 0 main_~__tmp_19~0)) [2019-09-06 14:02:56,622 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 8575#(and (<= 0 ~mode3~0) (<= main_~main__c1~0 0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~__return_2168~0 0) (<= ~mode3~0 0) (<= 0 main_~check__tmp~52) (<= main_~assert__arg~42 1) (<= 0 main_~__tmp_43~0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~__return_2168~0) (<= main_~__tmp_43~0 1) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= main_~check__tmp~52 0) (<= 0 main_~assert__arg~42)) [2019-09-06 14:02:56,622 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 10150#(and (<= 0 ~mode3~0) (<= 0 main_~assert__arg~40) (<= main_~__tmp_41~0 1) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= ~__return_2278~0 0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 main_~__tmp_41~0) (<= ~mode5~0 0) (<= main_~check__tmp~50 0) (<= ~mode3~0 0) (<= 0 main_~check__tmp~50) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~assert__arg~40 1) (<= 0 ~__return_2278~0)) [2019-09-06 14:02:56,622 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 10162#(and (<= main_~__tmp_9~0 1) (<= 0 ~mode3~0) (<= main_~check__tmp~11 0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~8) (<= 0 ~__return_4858~0) (<= main_~assert__arg~8 1) (<= 0 main_~__tmp_9~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~__return_4858~0 0) (<= 0 main_~check__tmp~11) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0)) [2019-09-06 14:02:56,623 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 14190#(and (<= main_~__tmp_39~0 1) (<= 0 main_~check__tmp~48) (<= 0 ~mode3~0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= 0 main_~__tmp_39~0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 main_~assert__arg~38) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~assert__arg~38 1) (<= ~__return_2400~0 0) (<= 0 ~__return_2400~0) (<= main_~check__tmp~48 0)) [2019-09-06 14:02:56,623 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 10157#(and (<= 0 main_~assert__arg~20) (<= 0 main_~check__tmp~26) (<= ~__return_3829~0 0) (<= 0 ~mode3~0) (<= main_~check__tmp~26 0) (<= main_~main__c1~0 0) (<= ~mode4~0 0) (<= 0 ~__return_3829~0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= main_~__tmp_21~0 1) (<= main_~assert__arg~20 1) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~__tmp_21~0)) [2019-09-06 14:02:56,623 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 10170#(and (<= 0 main_~assert__arg~13) (<= 0 ~mode3~0) (<= 0 main_~check__tmp~18) (<= main_~check__tmp~18 0) (<= ~__return_4327~0 0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 ~__return_4327~0) (<= ~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)) [2019-09-06 14:02:56,671 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 14:02:56,671 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 14:02:56,675 INFO L168 Benchmark]: Toolchain (without parser) took 33097.41 ms. Allocated memory was 133.2 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 83.3 MB in the beginning and 787.3 MB in the end (delta: -704.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2019-09-06 14:02:56,676 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 14:02:56,678 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1732.12 ms. Allocated memory was 133.2 MB in the beginning and 220.7 MB in the end (delta: 87.6 MB). Free memory was 83.1 MB in the beginning and 126.1 MB in the end (delta: -43.0 MB). Peak memory consumption was 50.7 MB. Max. memory is 7.1 GB. [2019-09-06 14:02:56,679 INFO L168 Benchmark]: Boogie Preprocessor took 275.66 ms. Allocated memory is still 220.7 MB. Free memory was 126.1 MB in the beginning and 112.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-09-06 14:02:56,685 INFO L168 Benchmark]: RCFGBuilder took 3481.99 ms. Allocated memory was 220.7 MB in the beginning and 347.6 MB in the end (delta: 126.9 MB). Free memory was 112.9 MB in the beginning and 204.0 MB in the end (delta: -91.1 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. [2019-09-06 14:02:56,686 INFO L168 Benchmark]: Sifa took 27597.32 ms. Allocated memory was 347.6 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 204.0 MB in the beginning and 787.3 MB in the end (delta: -583.2 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-09-06 14:02:56,695 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1732.12 ms. Allocated memory was 133.2 MB in the beginning and 220.7 MB in the end (delta: 87.6 MB). Free memory was 83.1 MB in the beginning and 126.1 MB in the end (delta: -43.0 MB). Peak memory consumption was 50.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 275.66 ms. Allocated memory is still 220.7 MB. Free memory was 126.1 MB in the beginning and 112.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3481.99 ms. Allocated memory was 220.7 MB in the beginning and 347.6 MB in the end (delta: 126.9 MB). Free memory was 112.9 MB in the beginning and 204.0 MB in the end (delta: -91.1 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. * Sifa took 27597.32 ms. Allocated memory was 347.6 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 204.0 MB in the beginning and 787.3 MB in the end (delta: -583.2 MB). Peak memory consumption was 1.2 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]: 27522, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 10241, DAG_INTERPRETER_EARLY_EXITS: 197, TOOLS_POST_APPLICATIONS: 10149, TOOLS_POST_TIME[ms]: 4859, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 62, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 13, TOOLS_QUANTIFIERELIM_TIME[ms]: 4034, FLUID_QUERY_TIME[ms]: 102, FLUID_QUERIES: 10248, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 4039, DOMAIN_JOIN_TIME[ms]: 847, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 530, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 2565, DOMAIN_ISBOTTOM_TIME[ms]: 3477, LOOP_SUMMARIZER_APPLICATIONS: 7, LOOP_SUMMARIZER_CACHE_MISSES: 7, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 982, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 980, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 41, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 13, PATH_EXPR_TIME[ms]: 405, REGEX_TO_DAG_TIME[ms]: 1657, DAG_COMPRESSION_TIME[ms]: 13646, DAG_COMPRESSION_PROCESSED_NODES: 1240819, DAG_COMPRESSION_RETAINED_NODES: 391912 - UnprovableResult [Line: 7374]: 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 14178#(and (<= 0 main_~assert__arg~34) (<= main_~assert__arg~34 1) (<= main_~__tmp_35~0 1) (<= 0 main_~__tmp_35~0)). Possible FailurePath: - UnprovableResult [Line: 6788]: 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 14195#(and (<= 0 main_~assert__arg~30) (<= ~__return_2898~0 0) (<= 0 ~mode3~0) (<= 0 ~__return_2898~0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= main_~__tmp_31~0 1) (<= 0 main_~check__tmp~40) (<= 0 main_~__tmp_31~0) (<= ~mode4~0 0) (<= main_~assert__arg~30 1) (<= main_~check__tmp~40 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: 5936]: 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 8613#(and (<= 0 ~mode3~0) (<= 0 ~__return_3280~0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= main_~__tmp_26~0 1) (<= ~st4~0 1) (<= 1 ~st4~0) (<= ~__return_3280~0 0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= main_~check__tmp~34 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= main_~assert__arg~25 1) (<= 0 ~mode4~0) (<= 0 main_~assert__arg~25) (<= 1 ~st3~0) (<= 0 main_~check__tmp~34) (<= 0 main_~__tmp_26~0)). Possible FailurePath: - UnprovableResult [Line: 6506]: 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 1815#(and (<= 0 main_~__tmp_29~0) (<= main_~assert__arg~28 1) (<= 0 ~mode3~0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= 0 ~__return_3022~0) (<= main_~__tmp_29~0 1) (<= 0 main_~assert__arg~28) (<= main_~check__tmp~38 0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= ~__return_3022~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 1 ~st3~0) (<= 0 main_~check__tmp~38)). Possible FailurePath: - UnprovableResult [Line: 8760]: 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 3475#(and (<= 0 main_~check__tmp~54) (<= 0 main_~__tmp_45~0) (<= main_~check__tmp~54 0) (<= main_~assert__arg~44 1) (<= 0 ~mode3~0) (<= 0 ~__return_2046~0) (<= 0 main_~assert__arg~44) (<= main_~main__c1~0 0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= main_~__tmp_45~0 1) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= ~__return_2046~0 0)). Possible FailurePath: - UnprovableResult [Line: 7651]: 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 1750#(and (<= 0 ~mode3~0) (<= main_~__tmp_37~0 1) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~46) (<= 0 ~__return_2524~0) (<= ~st4~0 1) (<= 1 ~st4~0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= ~__return_2524~0 0) (<= 0 ~mode5~0) (<= 0 main_~__tmp_37~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= main_~assert__arg~36 1) (<= main_~check__tmp~46 0) (<= 0 main_~assert__arg~36)). Possible FailurePath: - UnprovableResult [Line: 7054]: 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 8608#(and (<= main_~__tmp_33~0 1) (<= 0 ~mode3~0) (<= 0 main_~__tmp_33~0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= 0 main_~check__tmp~42) (<= 0 main_~assert__arg~32) (<= 0 ~__return_2776~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= ~__return_2776~0 0) (<= main_~check__tmp~42 0) (<= 1 ~st3~0) (<= main_~assert__arg~32 1)). Possible FailurePath: - UnprovableResult [Line: 4174]: 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 3712#(and (<= 0 ~mode3~0) (<= 0 main_~assert__arg~16) (<= ~__return_4072~0 0) (<= main_~main__c1~0 0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~__return_4072~0) (<= 0 main_~__tmp_17~0) (<= main_~__tmp_17~0 1) (<= main_~assert__arg~16 1) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~22) (<= main_~check__tmp~22 0)). Possible FailurePath: - UnprovableResult [Line: 9037]: 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 14185#(and (<= 0 main_~__tmp_47~0) (<= main_~assert__arg~46 1) (<= 0 ~mode3~0) (<= 0 ~__return_1939~0) (<= 0 main_~check__tmp~56) (<= main_~__tmp_47~0 1) (<= 0 main_~assert__arg~46) (<= main_~main__c1~0 0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= main_~check__tmp~56 0) (<= 0 ~mode4~0) (<= ~__return_1939~0 0)). Possible FailurePath: - UnprovableResult [Line: 4456]: 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 10176#(and (<= 0 main_~check__tmp~24) (<= 0 main_~assert__arg~18) (<= 0 ~__return_3951~0) (<= main_~__tmp_19~0 1) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~18 1) (<= main_~check__tmp~24 0) (<= ~__return_3951~0 0) (<= 0 main_~__tmp_19~0)). Possible FailurePath: - UnprovableResult [Line: 8493]: 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 8575#(and (<= 0 ~mode3~0) (<= main_~main__c1~0 0) (<= 1 ~st5~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~__return_2168~0 0) (<= ~mode3~0 0) (<= 0 main_~check__tmp~52) (<= main_~assert__arg~42 1) (<= 0 main_~__tmp_43~0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~__return_2168~0) (<= main_~__tmp_43~0 1) (<= ~st5~0 1) (<= 0 ~mode4~0) (<= main_~check__tmp~52 0) (<= 0 main_~assert__arg~42)). Possible FailurePath: - UnprovableResult [Line: 8199]: 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 10150#(and (<= 0 ~mode3~0) (<= 0 main_~assert__arg~40) (<= main_~__tmp_41~0 1) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= ~__return_2278~0 0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 main_~__tmp_41~0) (<= ~mode5~0 0) (<= main_~check__tmp~50 0) (<= ~mode3~0 0) (<= 0 main_~check__tmp~50) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~assert__arg~40 1) (<= 0 ~__return_2278~0)). Possible FailurePath: - UnprovableResult [Line: 2453]: 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 10162#(and (<= main_~__tmp_9~0 1) (<= 0 ~mode3~0) (<= main_~check__tmp~11 0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~8) (<= 0 ~__return_4858~0) (<= main_~assert__arg~8 1) (<= 0 main_~__tmp_9~0) (<= ~mode4~0 0) (<= ~mode5~0 0) (<= ~__return_4858~0 0) (<= 0 main_~check__tmp~11) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 7933]: 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 14190#(and (<= main_~__tmp_39~0 1) (<= 0 main_~check__tmp~48) (<= 0 ~mode3~0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= 0 main_~__tmp_39~0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 main_~assert__arg~38) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= main_~assert__arg~38 1) (<= ~__return_2400~0 0) (<= 0 ~__return_2400~0) (<= main_~check__tmp~48 0)). Possible FailurePath: - UnprovableResult [Line: 4722]: 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 10157#(and (<= 0 main_~assert__arg~20) (<= 0 main_~check__tmp~26) (<= ~__return_3829~0 0) (<= 0 ~mode3~0) (<= main_~check__tmp~26 0) (<= main_~main__c1~0 0) (<= ~mode4~0 0) (<= 0 ~__return_3829~0) (<= ~mode5~0 0) (<= ~mode3~0 0) (<= main_~__tmp_21~0 1) (<= main_~assert__arg~20 1) (<= 0 ~mode5~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~__tmp_21~0)). Possible FailurePath: - UnprovableResult [Line: 3604]: 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 10170#(and (<= 0 main_~assert__arg~13) (<= 0 ~mode3~0) (<= 0 main_~check__tmp~18) (<= main_~check__tmp~18 0) (<= ~__return_4327~0 0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= 0 ~__return_4327~0) (<= ~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)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...