/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/list-ext3-properties/dll_circular_traversal-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:09:47,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:09:47,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:09:47,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:09:47,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:09:47,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:09:47,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:09:47,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:09:47,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:09:47,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:09:47,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:09:47,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:09:47,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:09:47,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:09:47,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:09:47,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:09:47,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:09:47,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:09:47,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:09:47,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:09:47,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:09:47,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:09:47,649 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:09:47,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:09:47,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:09:47,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:09:47,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:09:47,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:09:47,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:09:47,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:09:47,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:09:47,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:09:47,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:09:47,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:09:47,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:09:47,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:09:47,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:09:47,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:09:47,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:09:47,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:09:47,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:09:47,662 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 16:09:47,677 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:09:47,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:09:47,678 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:09:47,678 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:09:47,678 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:09:47,678 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:09:47,679 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:09:47,679 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:09:47,679 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:09:47,679 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:09:47,679 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:09:47,680 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:09:47,680 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:09:47,680 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:09:47,680 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:09:47,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:09:47,681 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:09:47,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:09:47,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:09:47,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:09:47,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:09:47,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:09:47,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:09:47,682 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:09:47,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:09:47,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:09:47,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:09:47,683 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:09:47,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:09:47,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:09:47,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:09:47,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:09:47,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:09:47,685 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:09:47,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:09:47,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:09:47,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:09:47,685 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:09:47,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:09:48,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:09:48,007 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:09:48,008 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:09:48,009 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:09:48,009 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext3-properties/dll_circular_traversal-2.i [2019-11-24 16:09:48,094 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a0041ed1/69dc6daf0f564755b2133acefd57f8ff/FLAGe63aadb33 [2019-11-24 16:09:48,648 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:09:48,649 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext3-properties/dll_circular_traversal-2.i [2019-11-24 16:09:48,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a0041ed1/69dc6daf0f564755b2133acefd57f8ff/FLAGe63aadb33 [2019-11-24 16:09:48,950 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a0041ed1/69dc6daf0f564755b2133acefd57f8ff [2019-11-24 16:09:48,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:09:48,960 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:09:48,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:09:48,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:09:48,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:09:48,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:09:48" (1/1) ... [2019-11-24 16:09:48,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b9f1e07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:48, skipping insertion in model container [2019-11-24 16:09:48,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:09:48" (1/1) ... [2019-11-24 16:09:48,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:09:49,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:09:49,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:09:49,490 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:09:49,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:09:49,604 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:09:49,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:49 WrapperNode [2019-11-24 16:09:49,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:09:49,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:09:49,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:09:49,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:09:49,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:49" (1/1) ... [2019-11-24 16:09:49,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:49" (1/1) ... [2019-11-24 16:09:49,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:09:49,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:09:49,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:09:49,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:09:49,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:49" (1/1) ... [2019-11-24 16:09:49,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:49" (1/1) ... [2019-11-24 16:09:49,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:49" (1/1) ... [2019-11-24 16:09:49,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:49" (1/1) ... [2019-11-24 16:09:49,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:49" (1/1) ... [2019-11-24 16:09:49,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:49" (1/1) ... [2019-11-24 16:09:49,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:49" (1/1) ... [2019-11-24 16:09:49,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:09:49,704 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:09:49,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:09:49,705 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:09:49,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:09:49" (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 [2019-11-24 16:09:49,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 16:09:49,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 16:09:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 16:09:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 16:09:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 16:09:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 16:09:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:09:49,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:09:50,244 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:09:50,244 INFO L284 CfgBuilder]: Removed 13 assume(true) statements. [2019-11-24 16:09:50,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:09:50 BoogieIcfgContainer [2019-11-24 16:09:50,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:09:50,246 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:09:50,246 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:09:50,247 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:09:50,248 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:09:50" (1/1) ... [2019-11-24 16:09:50,249 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 16:09:50,269 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:09:50,269 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:09:50,276 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:09:50,282 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:09:50,284 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:09:50,584 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:51,041 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:52,046 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:52,808 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:53,761 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:54,244 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2019-11-24 16:09:54,647 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2019-11-24 16:09:54,670 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:55,388 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:55,754 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:56,559 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 211 [2019-11-24 16:09:56,798 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:58,099 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-11-24 16:09:58,284 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-11-24 16:09:58,478 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 492 [2019-11-24 16:09:58,707 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:09:58,935 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-11-24 16:09:59,101 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-11-24 16:09:59,469 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-11-24 16:09:59,845 WARN L192 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 491 [2019-11-24 16:10:00,033 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 495 [2019-11-24 16:10:00,177 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 499 [2019-11-24 16:10:00,805 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:01,795 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:01,899 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2019-11-24 16:10:01,933 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:02,863 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-11-24 16:10:03,555 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:04,147 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:04,561 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-11-24 16:10:05,159 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 492 [2019-11-24 16:10:05,386 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-11-24 16:10:05,420 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:06,302 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 479 [2019-11-24 16:10:08,995 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:09,421 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:09,571 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:10,181 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 371 DAG size of output: 365 [2019-11-24 16:10:10,369 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 354 [2019-11-24 16:10:10,579 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 343 [2019-11-24 16:10:10,795 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-11-24 16:10:10,915 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 345 [2019-11-24 16:10:12,736 WARN L192 SmtUtils]: Spent 578.00 ms on a formula simplification that was a NOOP. DAG size: 593 [2019-11-24 16:10:12,759 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:12,793 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:12,816 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:12,839 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:12,862 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:12,903 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:12,927 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:12,967 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:12,989 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,021 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,054 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,086 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,122 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,369 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,397 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,424 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,449 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,468 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,486 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,516 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,555 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,574 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,590 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,622 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,636 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,652 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,666 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,681 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,695 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,709 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,733 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,747 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,777 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,794 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,805 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,817 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,837 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,849 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,858 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:13,868 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:10:14,289 WARN L192 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 100 [2019-11-24 16:10:14,468 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-24 16:10:14,477 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-24 16:10:14,912 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.AssertionError: This case should habe been handled by DER at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:192) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.(DerPreprocessor.java:95) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:291) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:256) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:279) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpretForSingleMarker(DagInterpreter.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:118) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:94) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:177) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:168) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:81) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-24 16:10:14,916 INFO L168 Benchmark]: Toolchain (without parser) took 25956.38 ms. Allocated memory was 145.8 MB in the beginning and 638.1 MB in the end (delta: 492.3 MB). Free memory was 102.0 MB in the beginning and 396.3 MB in the end (delta: -294.3 MB). Peak memory consumption was 198.0 MB. Max. memory is 7.1 GB. [2019-11-24 16:10:14,917 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 16:10:14,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.11 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 101.8 MB in the beginning and 167.0 MB in the end (delta: -65.2 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. [2019-11-24 16:10:14,918 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.07 ms. Allocated memory is still 202.9 MB. Free memory was 167.0 MB in the beginning and 164.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-11-24 16:10:14,918 INFO L168 Benchmark]: Boogie Preprocessor took 49.35 ms. Allocated memory is still 202.9 MB. Free memory was 164.9 MB in the beginning and 162.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-24 16:10:14,919 INFO L168 Benchmark]: RCFGBuilder took 541.53 ms. Allocated memory is still 202.9 MB. Free memory was 162.9 MB in the beginning and 135.1 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2019-11-24 16:10:14,919 INFO L168 Benchmark]: Sifa took 24668.59 ms. Allocated memory was 202.9 MB in the beginning and 638.1 MB in the end (delta: 435.2 MB). Free memory was 135.1 MB in the beginning and 396.3 MB in the end (delta: -261.2 MB). Peak memory consumption was 174.0 MB. Max. memory is 7.1 GB. [2019-11-24 16:10:14,921 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 644.11 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 101.8 MB in the beginning and 167.0 MB in the end (delta: -65.2 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 49.07 ms. Allocated memory is still 202.9 MB. Free memory was 167.0 MB in the beginning and 164.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.35 ms. Allocated memory is still 202.9 MB. Free memory was 164.9 MB in the beginning and 162.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 541.53 ms. Allocated memory is still 202.9 MB. Free memory was 162.9 MB in the beginning and 135.1 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Sifa took 24668.59 ms. Allocated memory was 202.9 MB in the beginning and 638.1 MB in the end (delta: 435.2 MB). Free memory was 135.1 MB in the beginning and 396.3 MB in the end (delta: -261.2 MB). Peak memory consumption was 174.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: AssertionError: This case should habe been handled by DER de.uni_freiburg.informatik.ultimate.plugins.sifa: AssertionError: This case should habe been handled by DER: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...