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 -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.6.ufo.BOUNDED-12.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:33:19,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:33:19,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:33:19,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:33:19,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:33:19,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:33:19,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:33:19,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:33:19,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:33:19,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:33:19,055 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:33:19,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:33:19,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:33:19,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:33:19,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:33:19,059 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:33:19,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:33:19,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:33:19,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:33:19,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:33:19,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:33:19,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:33:19,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:33:19,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:33:19,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 09:33:19,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 09:33:19,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 09:33:19,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 09:33:19,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 09:33:19,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 09:33:19,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:33:19,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:33:19,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:33:19,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:33:19,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:33:19,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:33:19,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:33:19,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:33:19,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:33:19,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:33:19,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:33:19,081 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 [2019-08-18 09:33:19,096 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:33:19,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:33:19,098 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:33:19,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:33:19,098 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:33:19,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:33:19,099 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:33:19,099 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:33:19,099 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:33:19,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:33:19,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:33:19,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:33:19,100 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:33:19,100 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:33:19,100 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:33:19,100 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:33:19,101 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:33:19,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:33:19,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:33:19,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:33:19,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:33:19,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:33:19,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:33:19,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:33:19,102 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:33:19,102 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:33:19,103 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:33:19,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:33:19,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:33:19,132 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:33:19,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:33:19,148 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:33:19,150 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:33:19,150 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:33:19,151 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.6.ufo.BOUNDED-12.pals.c [2019-08-18 09:33:19,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fd6fe279/89d3f04b75fc4cacaa18efc3849f744d/FLAG541dad965 [2019-08-18 09:33:19,806 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:33:19,807 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.6.ufo.BOUNDED-12.pals.c [2019-08-18 09:33:19,829 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fd6fe279/89d3f04b75fc4cacaa18efc3849f744d/FLAG541dad965 [2019-08-18 09:33:20,078 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fd6fe279/89d3f04b75fc4cacaa18efc3849f744d [2019-08-18 09:33:20,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:33:20,089 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:33:20,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:20,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:33:20,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:33:20,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca3e446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20, skipping insertion in model container [2019-08-18 09:33:20,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,105 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:33:20,162 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:33:20,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:20,524 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:33:20,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:20,607 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:33:20,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20 WrapperNode [2019-08-18 09:33:20,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:20,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:33:20,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:33:20,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:33:20,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (1/1) ... [2019-08-18 09:33:20,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:33:20,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:33:20,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:33:20,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:33:20,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:20" (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 [2019-08-18 09:33:20,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:33:20,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:33:20,733 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-18 09:33:20,733 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-18 09:33:20,733 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-18 09:33:20,733 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-18 09:33:20,733 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-18 09:33:20,733 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-18 09:33:20,734 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:33:20,734 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:33:20,734 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:33:20,734 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:33:20,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:33:20,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:33:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:33:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:33:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:33:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:33:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:33:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 09:33:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 09:33:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 09:33:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 09:33:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-18 09:33:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-18 09:33:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:33:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:33:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:33:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:33:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:33:21,552 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:33:21,553 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 09:33:21,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:21 BoogieIcfgContainer [2019-08-18 09:33:21,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:33:21,555 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:33:21,555 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:33:21,555 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:33:21,556 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:21" (1/1) ... [2019-08-18 09:33:21,569 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:33:21,572 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:33:21,581 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:33:21,590 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:33:21,591 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:33:21,698 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,705 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,707 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,709 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,710 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,713 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,716 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,718 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,719 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,722 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,723 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,725 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,727 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,730 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,732 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:21,746 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 30 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2019-08-18 09:33:21,747 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:22,038 WARN L188 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-08-18 09:33:22,039 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:22,058 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:22,059 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:22,060 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:22,061 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:22,062 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:22,067 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2019-08-18 09:33:22,068 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:22,313 WARN L188 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-08-18 09:33:22,314 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:22,315 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:33:22,316 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:175, output treesize:193 [2019-08-18 09:33:22,356 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 208 [2019-08-18 09:33:22,493 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,517 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,518 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,522 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,524 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,526 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,532 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,538 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,540 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,541 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,593 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,594 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,597 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,603 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,606 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,612 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,614 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,617 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,620 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,783 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,783 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,784 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,789 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,793 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,799 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,802 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,803 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,804 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,826 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,827 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,832 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,833 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,836 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,837 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,841 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,843 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,846 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,894 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,895 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,897 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,900 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,902 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,905 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,906 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,907 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,908 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,925 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,928 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,928 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,930 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,932 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:22,981 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:23,187 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:23,326 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:23,327 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 20 [2019-08-18 09:33:23,328 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:33:23,328 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:33:23,331 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 562#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~p5_new~0) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0)) [2019-08-18 09:33:23,341 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:33:23,342 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:33:23,344 INFO L168 Benchmark]: Toolchain (without parser) took 3254.78 ms. Allocated memory was 132.6 MB in the beginning and 262.7 MB in the end (delta: 130.0 MB). Free memory was 88.4 MB in the beginning and 116.0 MB in the end (delta: -27.5 MB). Peak memory consumption was 108.2 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:23,345 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 09:33:23,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 518.78 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 88.0 MB in the beginning and 170.7 MB in the end (delta: -82.7 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:23,347 INFO L168 Benchmark]: Boogie Preprocessor took 63.33 ms. Allocated memory is still 199.8 MB. Free memory was 170.7 MB in the beginning and 168.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:23,348 INFO L168 Benchmark]: RCFGBuilder took 882.11 ms. Allocated memory is still 199.8 MB. Free memory was 168.1 MB in the beginning and 120.2 MB in the end (delta: 48.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:23,349 INFO L168 Benchmark]: Symbolic Interpretation took 1786.91 ms. Allocated memory was 199.8 MB in the beginning and 262.7 MB in the end (delta: 62.9 MB). Free memory was 120.2 MB in the beginning and 116.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 72.9 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:23,354 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 546]: 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 562#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~p5_new~0) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 518.78 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 88.0 MB in the beginning and 170.7 MB in the end (delta: -82.7 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.33 ms. Allocated memory is still 199.8 MB. Free memory was 170.7 MB in the beginning and 168.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 882.11 ms. Allocated memory is still 199.8 MB. Free memory was 168.1 MB in the beginning and 120.2 MB in the end (delta: 48.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1786.91 ms. Allocated memory was 199.8 MB in the beginning and 262.7 MB in the end (delta: 62.9 MB). Free memory was 120.2 MB in the beginning and 116.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 72.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...