/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/heap-data/shared_mem1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 11:25:49,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 11:25:49,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 11:25:49,828 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 11:25:49,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 11:25:49,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 11:25:49,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 11:25:49,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 11:25:49,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 11:25:49,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 11:25:49,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 11:25:49,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 11:25:49,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 11:25:49,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 11:25:49,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 11:25:49,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 11:25:49,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 11:25:49,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 11:25:49,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 11:25:49,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 11:25:49,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 11:25:49,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 11:25:49,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 11:25:49,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 11:25:49,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 11:25:49,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 11:25:49,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 11:25:49,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 11:25:49,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 11:25:49,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 11:25:49,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 11:25:49,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 11:25:49,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 11:25:49,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 11:25:49,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 11:25:49,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 11:25:49,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 11:25:49,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 11:25:49,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 11:25:49,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 11:25:49,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 11:25:49,884 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 11:25:49,911 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 11:25:49,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 11:25:49,913 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 11:25:49,913 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 11:25:49,913 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 11:25:49,913 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 11:25:49,913 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 11:25:49,914 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 11:25:49,914 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 11:25:49,914 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 11:25:49,914 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 11:25:49,914 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 11:25:49,915 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 11:25:49,915 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 11:25:49,915 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 11:25:49,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 11:25:49,916 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 11:25:49,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 11:25:49,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 11:25:49,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 11:25:49,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 11:25:49,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 11:25:49,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 11:25:49,918 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 11:25:49,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 11:25:49,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 11:25:49,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 11:25:49,918 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 11:25:49,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 11:25:49,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 11:25:49,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 11:25:49,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 11:25:49,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 11:25:49,920 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 11:25:49,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 11:25:49,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 11:25:49,920 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 11:25:49,920 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 11:25:50,211 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 11:25:50,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 11:25:50,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 11:25:50,229 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 11:25:50,230 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 11:25:50,231 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-data/shared_mem1.i [2019-11-24 11:25:50,308 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35c8d6d6e/b1732d4cd0c74ce887741a3b7c5de174/FLAG1907583dc [2019-11-24 11:25:50,888 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 11:25:50,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-data/shared_mem1.i [2019-11-24 11:25:50,905 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35c8d6d6e/b1732d4cd0c74ce887741a3b7c5de174/FLAG1907583dc [2019-11-24 11:25:51,140 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35c8d6d6e/b1732d4cd0c74ce887741a3b7c5de174 [2019-11-24 11:25:51,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 11:25:51,149 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 11:25:51,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 11:25:51,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 11:25:51,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 11:25:51,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:25:51" (1/1) ... [2019-11-24 11:25:51,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16438b84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:25:51, skipping insertion in model container [2019-11-24 11:25:51,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:25:51" (1/1) ... [2019-11-24 11:25:51,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 11:25:51,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 11:25:51,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 11:25:51,668 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 11:25:51,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 11:25:51,791 INFO L208 MainTranslator]: Completed translation [2019-11-24 11:25:51,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:25:51 WrapperNode [2019-11-24 11:25:51,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 11:25:51,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 11:25:51,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 11:25:51,793 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 11:25:51,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:25:51" (1/1) ... [2019-11-24 11:25:51,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:25:51" (1/1) ... [2019-11-24 11:25:51,842 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 11:25:51,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 11:25:51,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 11:25:51,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 11:25:51,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:25:51" (1/1) ... [2019-11-24 11:25:51,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:25:51" (1/1) ... [2019-11-24 11:25:51,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:25:51" (1/1) ... [2019-11-24 11:25:51,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:25:51" (1/1) ... [2019-11-24 11:25:51,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:25:51" (1/1) ... [2019-11-24 11:25:51,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:25:51" (1/1) ... [2019-11-24 11:25:51,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:25:51" (1/1) ... [2019-11-24 11:25:51,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 11:25:51,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 11:25:51,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 11:25:51,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 11:25:51,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:25:51" (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 11:25:51,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 11:25:51,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 11:25:51,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 11:25:51,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 11:25:51,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 11:25:51,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 11:25:51,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 11:25:52,539 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 11:25:52,540 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-11-24 11:25:52,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:25:52 BoogieIcfgContainer [2019-11-24 11:25:52,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 11:25:52,542 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 11:25:52,542 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 11:25:52,543 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 11:25:52,544 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:25:52" (1/1) ... [2019-11-24 11:25:52,545 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 11:25:52,569 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 11:25:52,569 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 11:25:52,577 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 11:25:52,583 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 11:25:52,585 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 11:25:58,892 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 306 [2019-11-24 11:25:59,058 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 302 [2019-11-24 11:25:59,236 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 298 [2019-11-24 11:26:01,572 WARN L192 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 104 [2019-11-24 11:26:01,999 WARN L192 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 105 [2019-11-24 11:26:02,249 WARN L192 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 75 [2019-11-24 11:26:05,201 WARN L192 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 192 DAG size of output: 165 [2019-11-24 11:26:05,623 WARN L192 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 104 [2019-11-24 11:26:08,063 WARN L192 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 166 DAG size of output: 144 [2019-11-24 11:26:10,489 WARN L192 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 166 DAG size of output: 144 [2019-11-24 11:26:10,722 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 75 [2019-11-24 11:26:11,124 WARN L192 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 105 [2019-11-24 11:26:11,388 WARN L192 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 75 [2019-11-24 11:26:14,248 WARN L192 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 192 DAG size of output: 165 [2019-11-24 11:26:14,470 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 75 [2019-11-24 11:26:16,269 WARN L213 Elim1Store]: Array PQE input equivalent to false [2019-11-24 11:26:17,569 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 301 [2019-11-24 11:26:19,383 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2019-11-24 11:26:22,995 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 322 [2019-11-24 11:26:25,160 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.AssertionError: no XNF at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:244) 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 11:26:25,166 INFO L168 Benchmark]: Toolchain (without parser) took 34016.80 ms. Allocated memory was 137.9 MB in the beginning and 379.1 MB in the end (delta: 241.2 MB). Free memory was 101.1 MB in the beginning and 129.1 MB in the end (delta: -28.0 MB). Peak memory consumption was 213.2 MB. Max. memory is 7.1 GB. [2019-11-24 11:26:25,167 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 11:26:25,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 642.07 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 100.9 MB in the beginning and 168.0 MB in the end (delta: -67.1 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-11-24 11:26:25,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.64 ms. Allocated memory is still 201.3 MB. Free memory was 168.0 MB in the beginning and 165.7 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-11-24 11:26:25,170 INFO L168 Benchmark]: Boogie Preprocessor took 30.55 ms. Allocated memory is still 201.3 MB. Free memory was 165.7 MB in the beginning and 163.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-24 11:26:25,171 INFO L168 Benchmark]: RCFGBuilder took 668.11 ms. Allocated memory is still 201.3 MB. Free memory was 163.7 MB in the beginning and 128.0 MB in the end (delta: 35.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. [2019-11-24 11:26:25,172 INFO L168 Benchmark]: Sifa took 32622.37 ms. Allocated memory was 201.3 MB in the beginning and 379.1 MB in the end (delta: 177.7 MB). Free memory was 127.4 MB in the beginning and 129.1 MB in the end (delta: -1.7 MB). Peak memory consumption was 176.0 MB. Max. memory is 7.1 GB. [2019-11-24 11:26:25,176 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 642.07 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 100.9 MB in the beginning and 168.0 MB in the end (delta: -67.1 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 49.64 ms. Allocated memory is still 201.3 MB. Free memory was 168.0 MB in the beginning and 165.7 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 30.55 ms. Allocated memory is still 201.3 MB. Free memory was 165.7 MB in the beginning and 163.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 668.11 ms. Allocated memory is still 201.3 MB. Free memory was 163.7 MB in the beginning and 128.0 MB in the end (delta: 35.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. * Sifa took 32622.37 ms. Allocated memory was 201.3 MB in the beginning and 379.1 MB in the end (delta: 177.7 MB). Free memory was 127.4 MB in the beginning and 129.1 MB in the end (delta: -1.7 MB). Peak memory consumption was 176.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: AssertionError: no XNF de.uni_freiburg.informatik.ultimate.plugins.sifa: AssertionError: no XNF: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:244) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...