/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_mem2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 11:25:58,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 11:25:58,608 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 11:25:58,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 11:25:58,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 11:25:58,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 11:25:58,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 11:25:58,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 11:25:58,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 11:25:58,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 11:25:58,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 11:25:58,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 11:25:58,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 11:25:58,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 11:25:58,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 11:25:58,660 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 11:25:58,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 11:25:58,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 11:25:58,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 11:25:58,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 11:25:58,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 11:25:58,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 11:25:58,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 11:25:58,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 11:25:58,671 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 11:25:58,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 11:25:58,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 11:25:58,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 11:25:58,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 11:25:58,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 11:25:58,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 11:25:58,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 11:25:58,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 11:25:58,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 11:25:58,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 11:25:58,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 11:25:58,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 11:25:58,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 11:25:58,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 11:25:58,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 11:25:58,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 11:25:58,682 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 11:25:58,696 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 11:25:58,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 11:25:58,698 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 11:25:58,698 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 11:25:58,698 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 11:25:58,698 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 11:25:58,699 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 11:25:58,699 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 11:25:58,699 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 11:25:58,699 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 11:25:58,699 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 11:25:58,700 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 11:25:58,700 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 11:25:58,700 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 11:25:58,700 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 11:25:58,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 11:25:58,701 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 11:25:58,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 11:25:58,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 11:25:58,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 11:25:58,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 11:25:58,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 11:25:58,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 11:25:58,703 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 11:25:58,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 11:25:58,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 11:25:58,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 11:25:58,704 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 11:25:58,704 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 11:25:58,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 11:25:58,704 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 11:25:58,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 11:25:58,705 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 11:25:58,705 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 11:25:58,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 11:25:58,705 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 11:25:58,706 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 11:25:58,706 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 11:25:58,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 11:25:58,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 11:25:58,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 11:25:58,998 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 11:25:58,999 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 11:25:58,999 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-data/shared_mem2.i [2019-11-24 11:25:59,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07efa602b/a8cb315c5ef14f418b6e5ec8a9946d7b/FLAGe93c112a8 [2019-11-24 11:25:59,594 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 11:25:59,597 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-data/shared_mem2.i [2019-11-24 11:25:59,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07efa602b/a8cb315c5ef14f418b6e5ec8a9946d7b/FLAGe93c112a8 [2019-11-24 11:25:59,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07efa602b/a8cb315c5ef14f418b6e5ec8a9946d7b [2019-11-24 11:25:59,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 11:25:59,896 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 11:25:59,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 11:25:59,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 11:25:59,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 11:25:59,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:25:59" (1/1) ... [2019-11-24 11:25:59,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61483866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:25:59, skipping insertion in model container [2019-11-24 11:25:59,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:25:59" (1/1) ... [2019-11-24 11:25:59,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 11:25:59,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 11:26:00,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 11:26:00,462 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 11:26:00,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 11:26:00,566 INFO L208 MainTranslator]: Completed translation [2019-11-24 11:26:00,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:26:00 WrapperNode [2019-11-24 11:26:00,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 11:26:00,568 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 11:26:00,568 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 11:26:00,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 11:26:00,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:26:00" (1/1) ... [2019-11-24 11:26:00,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:26:00" (1/1) ... [2019-11-24 11:26:00,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 11:26:00,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 11:26:00,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 11:26:00,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 11:26:00,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:26:00" (1/1) ... [2019-11-24 11:26:00,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:26:00" (1/1) ... [2019-11-24 11:26:00,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:26:00" (1/1) ... [2019-11-24 11:26:00,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:26:00" (1/1) ... [2019-11-24 11:26:00,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:26:00" (1/1) ... [2019-11-24 11:26:00,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:26:00" (1/1) ... [2019-11-24 11:26:00,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:26:00" (1/1) ... [2019-11-24 11:26:00,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 11:26:00,650 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 11:26:00,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 11:26:00,650 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 11:26:00,651 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:26:00" (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 11:26:00,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 11:26:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 11:26:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 11:26:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 11:26:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 11:26:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 11:26:00,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 11:26:01,302 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 11:26:01,302 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-11-24 11:26:01,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:26:01 BoogieIcfgContainer [2019-11-24 11:26:01,304 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 11:26:01,305 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 11:26:01,305 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 11:26:01,305 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 11:26:01,306 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:26:01" (1/1) ... [2019-11-24 11:26:01,307 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 11:26:01,334 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 11:26:01,334 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 11:26:01,342 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 11:26:01,350 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 11:26:01,352 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 11:26:01,646 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-11-24 11:26:04,048 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2019-11-24 11:26:10,651 WARN L192 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 106 [2019-11-24 11:26:11,072 WARN L192 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 105 [2019-11-24 11:26:14,199 WARN L192 SmtUtils]: Spent 3.13 s on a formula simplification. DAG size of input: 193 DAG size of output: 166 [2019-11-24 11:26:14,428 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 74 [2019-11-24 11:26:16,972 WARN L192 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 165 DAG size of output: 143 [2019-11-24 11:26:17,196 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2019-11-24 11:26:19,588 WARN L192 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 165 DAG size of output: 143 [2019-11-24 11:26:19,823 WARN L192 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 74 [2019-11-24 11:26:20,053 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2019-11-24 11:26:20,444 WARN L192 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 106 [2019-11-24 11:26:23,819 WARN L192 SmtUtils]: Spent 3.37 s on a formula simplification. DAG size of input: 193 DAG size of output: 166 [2019-11-24 11:26:24,206 WARN L192 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 105 [2019-11-24 11:26:29,597 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2019-11-24 11:26:32,109 WARN L192 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 165 DAG size of output: 143 [2019-11-24 11:26:35,457 WARN L192 SmtUtils]: Spent 3.35 s on a formula simplification. DAG size of input: 193 DAG size of output: 166 [2019-11-24 11:26:35,677 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2019-11-24 11:26:36,094 WARN L192 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 106 [2019-11-24 11:26:36,327 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 74 [2019-11-24 11:26:36,568 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 74 [2019-11-24 11:26:39,150 WARN L192 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 165 DAG size of output: 143 [2019-11-24 11:26:39,600 WARN L192 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 106 [2019-11-24 11:26:40,012 WARN L192 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 105 [2019-11-24 11:26:43,334 WARN L192 SmtUtils]: Spent 3.32 s on a formula simplification. DAG size of input: 193 DAG size of output: 166 [2019-11-24 11:26:43,750 WARN L192 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 105 [2019-11-24 11:26:51,165 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 11:26:51,170 INFO L168 Benchmark]: Toolchain (without parser) took 51274.45 ms. Allocated memory was 138.9 MB in the beginning and 405.8 MB in the end (delta: 266.9 MB). Free memory was 102.1 MB in the beginning and 351.0 MB in the end (delta: -248.9 MB). Peak memory consumption was 18.0 MB. Max. memory is 7.1 GB. [2019-11-24 11:26:51,171 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 138.9 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-24 11:26:51,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.26 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 101.9 MB in the beginning and 170.9 MB in the end (delta: -68.9 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-11-24 11:26:51,171 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.09 ms. Allocated memory is still 203.9 MB. Free memory was 170.9 MB in the beginning and 168.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-24 11:26:51,172 INFO L168 Benchmark]: Boogie Preprocessor took 29.72 ms. Allocated memory is still 203.9 MB. Free memory was 168.9 MB in the beginning and 166.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-24 11:26:51,172 INFO L168 Benchmark]: RCFGBuilder took 654.27 ms. Allocated memory is still 203.9 MB. Free memory was 166.9 MB in the beginning and 135.7 MB in the end (delta: 31.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 7.1 GB. [2019-11-24 11:26:51,173 INFO L168 Benchmark]: Sifa took 49863.80 ms. Allocated memory was 203.9 MB in the beginning and 405.8 MB in the end (delta: 201.9 MB). Free memory was 135.7 MB in the beginning and 351.0 MB in the end (delta: -215.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 11:26:51,175 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 138.9 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 670.26 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 101.9 MB in the beginning and 170.9 MB in the end (delta: -68.9 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 52.09 ms. Allocated memory is still 203.9 MB. Free memory was 170.9 MB in the beginning and 168.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.72 ms. Allocated memory is still 203.9 MB. Free memory was 168.9 MB in the beginning and 166.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 654.27 ms. Allocated memory is still 203.9 MB. Free memory was 166.9 MB in the beginning and 135.7 MB in the end (delta: 31.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 7.1 GB. * Sifa took 49863.80 ms. Allocated memory was 203.9 MB in the beginning and 405.8 MB in the end (delta: 201.9 MB). Free memory was 135.7 MB in the beginning and 351.0 MB in the end (delta: -215.3 MB). There was no memory consumed. 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...