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_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:24:19,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:24:19,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:24:19,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:24:19,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:24:19,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:24:19,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:24:19,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:24:19,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:24:19,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:24:19,535 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:24:19,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:24:19,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:24:19,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:24:19,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:24:19,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:24:19,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:24:19,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:24:19,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:24:19,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:24:19,546 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:24:19,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:24:19,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:24:19,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:24:19,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 09:24:19,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:24:19,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:24:19,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:24:19,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:24:19,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:24:19,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:24:19,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:24:19,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:24:19,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:24:19,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:24:19,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:24:19,561 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 09:24:19,583 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:24:19,583 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:24:19,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:24:19,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:24:19,586 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:24:19,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:24:19,586 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:24:19,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:24:19,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:24:19,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:24:19,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:24:19,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:24:19,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:24:19,589 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:24:19,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:24:19,589 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:24:19,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:24:19,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:24:19,590 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:24:19,590 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:24:19,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:24:19,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:24:19,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:24:19,591 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:24:19,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:24:19,592 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:24:19,592 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:24:19,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:24:19,592 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:24:19,644 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:24:19,656 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:24:19,659 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:24:19,661 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:24:19,661 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:24:19,662 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c [2019-08-18 09:24:19,737 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de72f134d/bf5708e0567145c68a9def0966fc016d/FLAG41d1ad4d8 [2019-08-18 09:24:20,276 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:24:20,279 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c [2019-08-18 09:24:20,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de72f134d/bf5708e0567145c68a9def0966fc016d/FLAG41d1ad4d8 [2019-08-18 09:24:20,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de72f134d/bf5708e0567145c68a9def0966fc016d [2019-08-18 09:24:20,575 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:24:20,577 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:24:20,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:24:20,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:24:20,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:24:20,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:24:20" (1/1) ... [2019-08-18 09:24:20,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@355d6b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:20, skipping insertion in model container [2019-08-18 09:24:20,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:24:20" (1/1) ... [2019-08-18 09:24:20,591 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:24:20,636 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:24:20,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:24:20,977 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:24:21,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:24:21,078 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:24:21,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:21 WrapperNode [2019-08-18 09:24:21,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:24:21,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:24:21,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:24:21,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:24:21,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:21" (1/1) ... [2019-08-18 09:24:21,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:21" (1/1) ... [2019-08-18 09:24:21,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:21" (1/1) ... [2019-08-18 09:24:21,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:21" (1/1) ... [2019-08-18 09:24:21,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:21" (1/1) ... [2019-08-18 09:24:21,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:21" (1/1) ... [2019-08-18 09:24:21,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:21" (1/1) ... [2019-08-18 09:24:21,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:24:21,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:24:21,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:24:21,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:24:21,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:21" (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 09:24:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:24:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:24:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure add_history_type [2019-08-18 09:24:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_int8 [2019-08-18 09:24:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_bool [2019-08-18 09:24:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_int8 [2019-08-18 09:24:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_bool [2019-08-18 09:24:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:24:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:24:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure gate1_each_pals_period [2019-08-18 09:24:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure gate2_each_pals_period [2019-08-18 09:24:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure gate3_each_pals_period [2019-08-18 09:24:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure voter [2019-08-18 09:24:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:24:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:24:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:24:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:24:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:24:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:24:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:24:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:24:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:24:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_bool [2019-08-18 09:24:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_int8 [2019-08-18 09:24:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure add_history_type [2019-08-18 09:24:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_int8 [2019-08-18 09:24:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_bool [2019-08-18 09:24:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:24:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:24:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure gate1_each_pals_period [2019-08-18 09:24:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure gate2_each_pals_period [2019-08-18 09:24:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure gate3_each_pals_period [2019-08-18 09:24:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure voter [2019-08-18 09:24:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:24:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:24:21,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:24:21,995 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:24:21,996 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-18 09:24:21,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:24:21 BoogieIcfgContainer [2019-08-18 09:24:21,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:24:21,998 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:24:21,998 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:24:21,998 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:24:21,999 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:24:21" (1/1) ... [2019-08-18 09:24:22,011 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:24:22,014 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:24:22,029 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:24:22,038 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:24:22,039 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:24:22,136 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:24:22,137 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:24:22,138 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:24:22,149 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2019-08-18 09:24:22,150 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:24:22,299 WARN L188 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-08-18 09:24:22,300 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:24:22,329 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:24:22,331 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:24:22,333 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:24:22,334 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:24:22,336 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:24:22,337 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:24:22,341 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2019-08-18 09:24:22,342 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:24:22,490 WARN L188 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-08-18 09:24:22,491 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:24:22,492 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:24:22,492 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:115, output treesize:125 [2019-08-18 09:24:22,533 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 136 [2019-08-18 09:24:23,189 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,190 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,191 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,194 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,195 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,217 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,218 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,219 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,220 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,221 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,368 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,369 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,369 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,370 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,371 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,372 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,373 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,374 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,374 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,527 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:23,597 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:24,469 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:24,472 INFO L185 IcfgInterpreter]: Interpreting procedure gate1_each_pals_period with input of size 34 [2019-08-18 09:24:24,474 INFO L185 IcfgInterpreter]: Interpreting procedure gate2_each_pals_period with input of size 228 [2019-08-18 09:24:24,478 INFO L185 IcfgInterpreter]: Interpreting procedure gate3_each_pals_period with input of size 2451 [2019-08-18 09:24:24,479 INFO L185 IcfgInterpreter]: Interpreting procedure voter with input of size 120 [2019-08-18 09:24:24,486 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 1 [2019-08-18 09:24:24,487 INFO L185 IcfgInterpreter]: Interpreting procedure check with input of size 73 [2019-08-18 09:24:24,801 INFO L185 IcfgInterpreter]: Interpreting procedure init with input of size 78 [2019-08-18 09:24:24,808 INFO L185 IcfgInterpreter]: Interpreting procedure write_history_bool with input of size 1 [2019-08-18 09:24:24,809 INFO L185 IcfgInterpreter]: Interpreting procedure write_history_int8 with input of size 13 [2019-08-18 09:24:24,810 INFO L185 IcfgInterpreter]: Interpreting procedure read_history_bool with input of size 8 [2019-08-18 09:24:24,812 INFO L185 IcfgInterpreter]: Interpreting procedure read_history_int8 with input of size 8 [2019-08-18 09:24:24,814 INFO L185 IcfgInterpreter]: Interpreting procedure add_history_type with input of size 28 [2019-08-18 09:24:25,244 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 3 [2019-08-18 09:24:25,245 INFO L185 IcfgInterpreter]: Interpreting procedure read_history_bool with input of size 8 [2019-08-18 09:24:25,247 INFO L185 IcfgInterpreter]: Interpreting procedure read_history_int8 with input of size 7 [2019-08-18 09:24:25,248 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 3 [2019-08-18 09:24:25,248 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:24:25,248 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:24:25,251 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 6323#(or (and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) (and (= (mod assert_~arg 256) 0) (= 0 |assert_#in~arg|) (= assert_~arg |assert_#in~arg|))) [2019-08-18 09:24:25,260 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:24:25,261 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:24:25,263 INFO L168 Benchmark]: Toolchain (without parser) took 4685.77 ms. Allocated memory was 141.0 MB in the beginning and 374.3 MB in the end (delta: 233.3 MB). Free memory was 87.6 MB in the beginning and 263.0 MB in the end (delta: -175.4 MB). Peak memory consumption was 188.8 MB. Max. memory is 7.1 GB. [2019-08-18 09:24:25,264 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory is still 106.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-18 09:24:25,265 INFO L168 Benchmark]: CACSL2BoogieTranslator took 502.39 ms. Allocated memory was 141.0 MB in the beginning and 199.8 MB in the end (delta: 58.7 MB). Free memory was 87.6 MB in the beginning and 171.0 MB in the end (delta: -83.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-08-18 09:24:25,266 INFO L168 Benchmark]: Boogie Preprocessor took 59.40 ms. Allocated memory is still 199.8 MB. Free memory was 171.0 MB in the beginning and 167.6 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-08-18 09:24:25,266 INFO L168 Benchmark]: RCFGBuilder took 857.46 ms. Allocated memory is still 199.8 MB. Free memory was 167.6 MB in the beginning and 113.9 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 7.1 GB. [2019-08-18 09:24:25,267 INFO L168 Benchmark]: Symbolic Interpretation took 3263.20 ms. Allocated memory was 199.8 MB in the beginning and 374.3 MB in the end (delta: 174.6 MB). Free memory was 113.9 MB in the beginning and 263.0 MB in the end (delta: -149.1 MB). Peak memory consumption was 156.5 MB. Max. memory is 7.1 GB. [2019-08-18 09:24:25,271 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 584]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 6323#(or (and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) (and (= (mod assert_~arg 256) 0) (= 0 |assert_#in~arg|) (= assert_~arg |assert_#in~arg|))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory is still 106.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 502.39 ms. Allocated memory was 141.0 MB in the beginning and 199.8 MB in the end (delta: 58.7 MB). Free memory was 87.6 MB in the beginning and 171.0 MB in the end (delta: -83.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 59.40 ms. Allocated memory is still 199.8 MB. Free memory was 171.0 MB in the beginning and 167.6 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 857.46 ms. Allocated memory is still 199.8 MB. Free memory was 167.6 MB in the beginning and 113.9 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3263.20 ms. Allocated memory was 199.8 MB in the beginning and 374.3 MB in the end (delta: 174.6 MB). Free memory was 113.9 MB in the beginning and 263.0 MB in the end (delta: -149.1 MB). Peak memory consumption was 156.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...