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.8.ufo.BOUNDED-16.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:33:27,549 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:33:27,551 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:33:27,562 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:33:27,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:33:27,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:33:27,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:33:27,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:33:27,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:33:27,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:33:27,570 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:33:27,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:33:27,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:33:27,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:33:27,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:33:27,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:33:27,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:33:27,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:33:27,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:33:27,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:33:27,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:33:27,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:33:27,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:33:27,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:33:27,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 09:33:27,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 09:33:27,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 09:33:27,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 09:33:27,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 09:33:27,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 09:33:27,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:33:27,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:33:27,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:33:27,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:33:27,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:33:27,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:33:27,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:33:27,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:33:27,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:33:27,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:33:27,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:33:27,596 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 09:33:27,610 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:33:27,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:33:27,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:33:27,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:33:27,612 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:33:27,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:33:27,612 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:33:27,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:33:27,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:33:27,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:33:27,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:33:27,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:33:27,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:33:27,614 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:33:27,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:33:27,614 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:33:27,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:33:27,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:33:27,615 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:33:27,615 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:33:27,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:33:27,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:33:27,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:33:27,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:33:27,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:33:27,616 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:33:27,616 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:33:27,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:33:27,617 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:33:27,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:33:27,661 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:33:27,665 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:33:27,667 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:33:27,667 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:33:27,668 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c [2019-08-18 09:33:27,736 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/853ff9776/e409b694feb34121af23d74c2497d663/FLAGc2efda2dc [2019-08-18 09:33:28,215 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:33:28,216 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c [2019-08-18 09:33:28,228 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/853ff9776/e409b694feb34121af23d74c2497d663/FLAGc2efda2dc [2019-08-18 09:33:28,539 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/853ff9776/e409b694feb34121af23d74c2497d663 [2019-08-18 09:33:28,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:33:28,550 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:33:28,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:28,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:33:28,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:33:28,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:28" (1/1) ... [2019-08-18 09:33:28,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c025648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:28, skipping insertion in model container [2019-08-18 09:33:28,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:28" (1/1) ... [2019-08-18 09:33:28,567 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:33:28,631 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:33:28,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:28,943 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:33:29,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:29,162 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:33:29,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29 WrapperNode [2019-08-18 09:33:29,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:29,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:33:29,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:33:29,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:33:29,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (1/1) ... [2019-08-18 09:33:29,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (1/1) ... [2019-08-18 09:33:29,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (1/1) ... [2019-08-18 09:33:29,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (1/1) ... [2019-08-18 09:33:29,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (1/1) ... [2019-08-18 09:33:29,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (1/1) ... [2019-08-18 09:33:29,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (1/1) ... [2019-08-18 09:33:29,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:33:29,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:33:29,229 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:33:29,229 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:33:29,230 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (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 09:33:29,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:33:29,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:33:29,280 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-18 09:33:29,281 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-18 09:33:29,281 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-18 09:33:29,281 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-18 09:33:29,281 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-18 09:33:29,281 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-18 09:33:29,281 INFO L138 BoogieDeclarations]: Found implementation of procedure node7 [2019-08-18 09:33:29,282 INFO L138 BoogieDeclarations]: Found implementation of procedure node8 [2019-08-18 09:33:29,282 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:33:29,282 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:33:29,282 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:33:29,282 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:33:29,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:33:29,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:33:29,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:33:29,283 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:33:29,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:33:29,283 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:33:29,283 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:33:29,284 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 09:33:29,284 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 09:33:29,284 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 09:33:29,284 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 09:33:29,284 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-18 09:33:29,284 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-18 09:33:29,285 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-08-18 09:33:29,285 INFO L130 BoogieDeclarations]: Found specification of procedure node8 [2019-08-18 09:33:29,285 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:33:29,285 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:33:29,285 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:33:29,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:33:29,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:33:30,097 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:33:30,098 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 09:33:30,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:30 BoogieIcfgContainer [2019-08-18 09:33:30,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:33:30,100 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:33:30,100 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:33:30,100 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:33:30,101 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:30" (1/1) ... [2019-08-18 09:33:30,113 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:33:30,115 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:33:30,124 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:33:30,131 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:33:30,133 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:33:30,259 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,261 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,263 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,265 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,267 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,268 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,270 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,274 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,276 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,277 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,279 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,280 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,282 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,283 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,285 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,286 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,288 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,290 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,292 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,294 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,296 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,297 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,299 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,300 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,303 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,304 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,306 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,308 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,338 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 56 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 41 [2019-08-18 09:33:30,339 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:30,717 WARN L188 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-08-18 09:33:30,718 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:30,735 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:30,736 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:30,738 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:30,740 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:30,741 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:30,742 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:30,742 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:30,747 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 28 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 41 [2019-08-18 09:33:30,747 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:31,121 WARN L188 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-08-18 09:33:31,122 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:31,122 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:33:31,123 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:229, output treesize:255 [2019-08-18 09:33:31,167 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 274 [2019-08-18 09:33:31,325 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,348 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,350 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,354 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,356 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,358 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,359 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,362 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,366 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,368 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,422 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,423 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,426 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,428 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,433 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,439 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,441 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,444 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,445 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,622 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,623 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,624 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,627 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,628 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,633 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,634 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,635 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,636 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,651 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,651 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,655 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,656 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,658 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,659 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,661 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,663 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,664 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,684 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,685 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,687 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,688 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,689 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,690 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,691 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,692 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,693 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,701 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,704 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,705 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,706 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,706 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,734 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,735 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,736 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,738 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,739 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,739 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,741 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,742 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,743 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,751 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,752 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,752 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,755 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,755 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,756 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,759 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,759 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,760 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,781 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,985 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,138 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,139 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 24 [2019-08-18 09:33:32,140 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:33:32,140 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:33:32,144 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 778#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p8_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) (= ~nomsg~0 ~p7_new~0)) [2019-08-18 09:33:32,153 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:33:32,153 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:33:32,155 INFO L168 Benchmark]: Toolchain (without parser) took 3605.14 ms. Allocated memory was 140.5 MB in the beginning and 262.1 MB in the end (delta: 121.6 MB). Free memory was 87.6 MB in the beginning and 127.4 MB in the end (delta: -39.9 MB). Peak memory consumption was 123.4 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:32,157 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 09:33:32,159 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.00 ms. Allocated memory was 140.5 MB in the beginning and 201.3 MB in the end (delta: 60.8 MB). Free memory was 87.4 MB in the beginning and 173.4 MB in the end (delta: -86.0 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:32,160 INFO L168 Benchmark]: Boogie Preprocessor took 65.30 ms. Allocated memory is still 201.3 MB. Free memory was 173.4 MB in the beginning and 170.2 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:32,161 INFO L168 Benchmark]: RCFGBuilder took 870.51 ms. Allocated memory is still 201.3 MB. Free memory was 170.2 MB in the beginning and 109.2 MB in the end (delta: 61.0 MB). Peak memory consumption was 61.0 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:32,162 INFO L168 Benchmark]: Symbolic Interpretation took 2053.66 ms. Allocated memory was 201.3 MB in the beginning and 262.1 MB in the end (delta: 60.8 MB). Free memory was 109.2 MB in the beginning and 127.4 MB in the end (delta: -18.2 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:32,172 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 713]: 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 778#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p8_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) (= ~nomsg~0 ~p7_new~0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 612.00 ms. Allocated memory was 140.5 MB in the beginning and 201.3 MB in the end (delta: 60.8 MB). Free memory was 87.4 MB in the beginning and 173.4 MB in the end (delta: -86.0 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.30 ms. Allocated memory is still 201.3 MB. Free memory was 173.4 MB in the beginning and 170.2 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 870.51 ms. Allocated memory is still 201.3 MB. Free memory was 170.2 MB in the beginning and 109.2 MB in the end (delta: 61.0 MB). Peak memory consumption was 61.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2053.66 ms. Allocated memory was 201.3 MB in the beginning and 262.1 MB in the end (delta: 60.8 MB). Free memory was 109.2 MB in the beginning and 127.4 MB in the end (delta: -18.2 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...