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.7.1.ufo.BOUNDED-14.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:33:22,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:33:22,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:33:22,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:33:22,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:33:22,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:33:22,810 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:33:22,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:33:22,816 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:33:22,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:33:22,818 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:33:22,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:33:22,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:33:22,823 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:33:22,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:33:22,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:33:22,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:33:22,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:33:22,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:33:22,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:33:22,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:33:22,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:33:22,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:33:22,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:33:22,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 09:33:22,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 09:33:22,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 09:33:22,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 09:33:22,855 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 09:33:22,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 09:33:22,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:33:22,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:33:22,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:33:22,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:33:22,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:33:22,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:33:22,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:33:22,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:33:22,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:33:22,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:33:22,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:33:22,871 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 09:33:22,894 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:33:22,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:33:22,896 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:33:22,896 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:33:22,896 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:33:22,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:33:22,897 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:33:22,897 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:33:22,897 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:33:22,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:33:22,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:33:22,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:33:22,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:33:22,898 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:33:22,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:33:22,899 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:33:22,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:33:22,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:33:22,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:33:22,900 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:33:22,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:33:22,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:33:22,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:33:22,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:33:22,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:33:22,901 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:33:22,901 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:33:22,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:33:22,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:33:22,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:33:22,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:33:22,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:33:22,964 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:33:22,966 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:33:22,966 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.c [2019-08-18 09:33:23,039 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ae79cd4/c2c97aa0c5b04e25aa9682a6550dde00/FLAGfabb5f0c4 [2019-08-18 09:33:23,612 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:33:23,614 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.c [2019-08-18 09:33:23,632 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ae79cd4/c2c97aa0c5b04e25aa9682a6550dde00/FLAGfabb5f0c4 [2019-08-18 09:33:23,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ae79cd4/c2c97aa0c5b04e25aa9682a6550dde00 [2019-08-18 09:33:23,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:33:23,910 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:33:23,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:23,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:33:23,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:33:23,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:23" (1/1) ... [2019-08-18 09:33:23,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@573bea31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:23, skipping insertion in model container [2019-08-18 09:33:23,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:23" (1/1) ... [2019-08-18 09:33:23,936 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:33:24,002 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:33:24,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:24,391 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:33:24,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:24,483 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:33:24,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:24 WrapperNode [2019-08-18 09:33:24,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:24,485 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:33:24,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:33:24,485 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:33:24,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:24" (1/1) ... [2019-08-18 09:33:24,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:24" (1/1) ... [2019-08-18 09:33:24,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:24" (1/1) ... [2019-08-18 09:33:24,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:24" (1/1) ... [2019-08-18 09:33:24,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:24" (1/1) ... [2019-08-18 09:33:24,579 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:24" (1/1) ... [2019-08-18 09:33:24,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:24" (1/1) ... [2019-08-18 09:33:24,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:33:24,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:33:24,589 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:33:24,589 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:33:24,590 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:24" (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 09:33:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:33:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:33:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-18 09:33:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-18 09:33:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-18 09:33:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-18 09:33:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-18 09:33:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-18 09:33:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure node7 [2019-08-18 09:33:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:33:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:33:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:33:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:33:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:33:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:33:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:33:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:33:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:33:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:33:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:33:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 09:33:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 09:33:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 09:33:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 09:33:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-18 09:33:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-18 09:33:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-08-18 09:33:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:33:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:33:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:33:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:33:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:33:25,498 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:33:25,499 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 09:33:25,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:25 BoogieIcfgContainer [2019-08-18 09:33:25,500 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:33:25,501 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:33:25,501 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:33:25,501 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:33:25,502 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:25" (1/1) ... [2019-08-18 09:33:25,514 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:33:25,516 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:33:25,525 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:33:25,533 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:33:25,535 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:33:25,665 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,667 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,668 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,670 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,671 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,673 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,675 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,681 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,684 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,686 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,687 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,689 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,691 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,693 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,695 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,696 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,698 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,700 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,702 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,703 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,705 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:25,733 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 42 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2019-08-18 09:33:25,734 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:26,097 WARN L188 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-08-18 09:33:26,099 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:26,123 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:26,124 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:26,125 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:26,126 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:26,127 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:26,129 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:26,135 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2019-08-18 09:33:26,136 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:26,448 WARN L188 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-08-18 09:33:26,448 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:26,449 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:33:26,450 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:202, output treesize:224 [2019-08-18 09:33:26,497 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 241 [2019-08-18 09:33:26,656 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,681 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,682 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,686 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,688 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,689 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,690 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,695 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,699 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,701 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,748 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,749 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,751 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,753 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,755 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,759 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,761 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,762 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,763 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,936 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,937 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,938 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,941 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,942 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,946 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,947 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,948 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,949 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,962 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,963 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,966 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,968 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,969 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,970 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,973 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,974 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:26,975 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,001 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,002 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,005 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,006 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,007 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,010 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,011 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,012 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,013 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,033 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,044 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,045 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,046 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,047 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,075 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,076 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,077 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,079 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,080 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,085 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,092 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,093 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,094 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,133 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,486 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,591 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,657 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:27,667 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 76 [2019-08-18 09:33:27,667 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:33:27,668 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:33:27,670 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 685#(and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) [2019-08-18 09:33:27,680 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:33:27,680 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:33:27,683 INFO L168 Benchmark]: Toolchain (without parser) took 3771.79 ms. Allocated memory was 130.0 MB in the beginning and 272.1 MB in the end (delta: 142.1 MB). Free memory was 84.9 MB in the beginning and 208.7 MB in the end (delta: -123.8 MB). Peak memory consumption was 151.9 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:27,683 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 130.0 MB. Free memory is still 103.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-18 09:33:27,685 INFO L168 Benchmark]: CACSL2BoogieTranslator took 573.64 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 84.5 MB in the beginning and 166.5 MB in the end (delta: -82.0 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:27,689 INFO L168 Benchmark]: Boogie Preprocessor took 103.66 ms. Allocated memory is still 197.7 MB. Free memory was 166.5 MB in the beginning and 163.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:27,690 INFO L168 Benchmark]: RCFGBuilder took 911.44 ms. Allocated memory is still 197.7 MB. Free memory was 163.7 MB in the beginning and 108.8 MB in the end (delta: 54.9 MB). Peak memory consumption was 54.9 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:27,691 INFO L168 Benchmark]: Symbolic Interpretation took 2179.37 ms. Allocated memory was 197.7 MB in the beginning and 272.1 MB in the end (delta: 74.4 MB). Free memory was 108.8 MB in the beginning and 208.7 MB in the end (delta: -99.9 MB). Peak memory consumption was 108.2 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:27,701 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 629]: 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 685#(and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 130.0 MB. Free memory is still 103.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 573.64 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 84.5 MB in the beginning and 166.5 MB in the end (delta: -82.0 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.66 ms. Allocated memory is still 197.7 MB. Free memory was 166.5 MB in the beginning and 163.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 911.44 ms. Allocated memory is still 197.7 MB. Free memory was 163.7 MB in the beginning and 108.8 MB in the end (delta: 54.9 MB). Peak memory consumption was 54.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2179.37 ms. Allocated memory was 197.7 MB in the beginning and 272.1 MB in the end (delta: 74.4 MB). Free memory was 108.8 MB in the beginning and 208.7 MB in the end (delta: -99.9 MB). Peak memory consumption was 108.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...