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-var-start-time.6.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:33:02,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:33:02,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:33:02,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:33:02,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:33:02,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:33:02,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:33:02,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:33:02,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:33:02,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:33:02,178 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:33:02,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:33:02,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:33:02,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:33:02,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:33:02,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:33:02,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:33:02,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:33:02,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:33:02,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:33:02,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:33:02,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:33:02,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:33:02,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:33:02,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 09:33:02,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:33:02,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:33:02,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:33:02,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:33:02,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:33:02,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:33:02,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:33:02,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:33:02,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:33:02,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:33:02,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:33:02,208 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 09:33:02,236 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:33:02,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:33:02,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:33:02,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:33:02,242 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:33:02,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:33:02,242 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:33:02,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:33:02,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:33:02,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:33:02,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:33:02,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:33:02,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:33:02,245 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:33:02,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:33:02,245 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:33:02,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:33:02,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:33:02,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:33:02,247 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:33:02,248 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:33:02,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:33:02,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:33:02,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:33:02,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:33:02,252 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:33:02,252 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:33:02,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:33:02,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:33:02,303 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:33:02,316 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:33:02,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:33:02,321 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:33:02,321 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:33:02,322 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:02,383 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ed106e57/2e338758e97748619a5150fd37a1be19/FLAGa8e2f960d [2019-08-18 09:33:02,909 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:33:02,910 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:02,931 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ed106e57/2e338758e97748619a5150fd37a1be19/FLAGa8e2f960d [2019-08-18 09:33:03,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ed106e57/2e338758e97748619a5150fd37a1be19 [2019-08-18 09:33:03,186 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:33:03,187 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:33:03,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:03,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:33:03,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:33:03,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:03" (1/1) ... [2019-08-18 09:33:03,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@719f168e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:03, skipping insertion in model container [2019-08-18 09:33:03,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:03" (1/1) ... [2019-08-18 09:33:03,204 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:33:03,259 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:33:03,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:03,650 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:33:03,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:03,736 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:33:03,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:03 WrapperNode [2019-08-18 09:33:03,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:03,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:33:03,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:33:03,738 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:33:03,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:03" (1/1) ... [2019-08-18 09:33:03,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:03" (1/1) ... [2019-08-18 09:33:03,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:03" (1/1) ... [2019-08-18 09:33:03,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:03" (1/1) ... [2019-08-18 09:33:03,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:03" (1/1) ... [2019-08-18 09:33:03,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:03" (1/1) ... [2019-08-18 09:33:03,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:03" (1/1) ... [2019-08-18 09:33:03,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:33:03,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:33:03,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:33:03,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:33:03,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:03" (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 09:33:03,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:33:03,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:33:03,863 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-18 09:33:03,863 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-18 09:33:03,863 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-18 09:33:03,863 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-18 09:33:03,864 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-18 09:33:03,864 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-18 09:33:03,864 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:33:03,864 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:33:03,864 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:33:03,864 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:33:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:33:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:33:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:33:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-18 09:33:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:33:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:33:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:33:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:33:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 09:33:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 09:33:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 09:33:03,867 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 09:33:03,867 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-18 09:33:03,867 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-18 09:33:03,867 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:33:03,867 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:33:03,868 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:33:03,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:33:03,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:33:04,709 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:33:04,709 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 09:33:04,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:04 BoogieIcfgContainer [2019-08-18 09:33:04,711 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:33:04,711 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:33:04,711 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:33:04,712 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:33:04,712 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:04" (1/1) ... [2019-08-18 09:33:04,725 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:33:04,729 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:33:04,737 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:33:04,745 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:33:04,746 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:33:04,869 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:04,871 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:04,873 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:04,875 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:04,876 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:04,878 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:04,879 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:04,881 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:04,883 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:04,888 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:04,889 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:04,893 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:04,901 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:04,903 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:04,905 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:04,921 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 09:33:04,922 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:05,287 WARN L188 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-08-18 09:33:05,290 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:05,314 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:05,315 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:05,316 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:05,317 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:05,317 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:05,321 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 09:33:05,322 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:05,611 WARN L188 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-08-18 09:33:05,612 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:05,613 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:33:05,614 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:193, output treesize:211 [2019-08-18 09:33:05,652 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 232 [2019-08-18 09:33:05,773 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,783 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,790 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,796 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,803 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,804 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,806 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,809 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,811 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,813 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,822 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,824 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,825 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,827 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,834 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,835 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,839 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,882 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,883 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,885 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,887 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,890 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,891 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,904 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,907 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,909 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,915 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,916 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,916 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,918 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,920 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,920 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,922 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,950 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,951 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,953 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,956 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,958 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,960 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,963 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,967 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,972 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,978 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,980 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,981 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,989 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,990 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,993 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:05,997 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,000 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,002 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,043 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,044 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,046 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,048 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,049 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,054 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,055 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,056 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,063 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,065 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,066 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,067 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,068 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,070 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,090 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,091 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,092 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,094 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,104 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,111 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,113 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,114 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,115 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,116 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,122 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,124 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,128 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,130 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,160 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,161 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,162 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,163 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,164 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,165 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,166 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,168 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,168 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,173 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,174 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,175 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,175 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,177 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,177 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,178 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,190 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,226 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,259 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:06,262 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 28 [2019-08-18 09:33:06,263 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:33:06,263 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:33:06,266 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 817#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (or (= 0 |assert_#in~arg|) (= 1 |assert_#in~arg|)) (or (= 0 ~mode5~0) (= 1 ~mode5~0)) (or (= 1 ~mode6~0) (= 0 ~mode6~0)) (= (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 09:33:06,278 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:33:06,278 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:33:06,281 INFO L168 Benchmark]: Toolchain (without parser) took 3093.27 ms. Allocated memory was 132.1 MB in the beginning and 265.8 MB in the end (delta: 133.7 MB). Free memory was 86.5 MB in the beginning and 199.9 MB in the end (delta: -113.5 MB). Peak memory consumption was 107.3 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:06,282 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-18 09:33:06,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 549.19 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 86.3 MB in the beginning and 168.8 MB in the end (delta: -82.6 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:06,284 INFO L168 Benchmark]: Boogie Preprocessor took 67.06 ms. Allocated memory is still 199.2 MB. Free memory was 168.2 MB in the beginning and 165.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:06,285 INFO L168 Benchmark]: RCFGBuilder took 905.60 ms. Allocated memory is still 199.2 MB. Free memory was 165.7 MB in the beginning and 108.7 MB in the end (delta: 57.0 MB). Peak memory consumption was 57.0 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:06,287 INFO L168 Benchmark]: Symbolic Interpretation took 1567.53 ms. Allocated memory was 199.2 MB in the beginning and 265.8 MB in the end (delta: 66.6 MB). Free memory was 108.7 MB in the beginning and 199.9 MB in the end (delta: -91.2 MB). Peak memory consumption was 62.4 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:06,291 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 612]: 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 817#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (or (= 0 |assert_#in~arg|) (= 1 |assert_#in~arg|)) (or (= 0 ~mode5~0) (= 1 ~mode5~0)) (or (= 1 ~mode6~0) (= 0 ~mode6~0)) (= (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 0.25 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 549.19 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 86.3 MB in the beginning and 168.8 MB in the end (delta: -82.6 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.06 ms. Allocated memory is still 199.2 MB. Free memory was 168.2 MB in the beginning and 165.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 905.60 ms. Allocated memory is still 199.2 MB. Free memory was 165.7 MB in the beginning and 108.7 MB in the end (delta: 57.0 MB). Peak memory consumption was 57.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1567.53 ms. Allocated memory was 199.2 MB in the beginning and 265.8 MB in the end (delta: 66.6 MB). Free memory was 108.7 MB in the beginning and 199.9 MB in the end (delta: -91.2 MB). Peak memory consumption was 62.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...