/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-simple/sll2n_update_all.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:16:47,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:16:47,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:16:47,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:16:47,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:16:47,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:16:47,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:16:47,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:16:47,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:16:47,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:16:47,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:16:47,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:16:47,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:16:47,776 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:16:47,777 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:16:47,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:16:47,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:16:47,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:16:47,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:16:47,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:16:47,795 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:16:47,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:16:47,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:16:47,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:16:47,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:16:47,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:16:47,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:16:47,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:16:47,805 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:16:47,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:16:47,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:16:47,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:16:47,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:16:47,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:16:47,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:16:47,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:16:47,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:16:47,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:16:47,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:16:47,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:16:47,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:16:47,820 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 16:16:47,839 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:16:47,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:16:47,840 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:16:47,841 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:16:47,843 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:16:47,843 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:16:47,843 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:16:47,844 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:16:47,844 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:16:47,844 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:16:47,845 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:16:47,846 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:16:47,846 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:16:47,846 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:16:47,846 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:16:47,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:16:47,848 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:16:47,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:16:47,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:16:47,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:16:47,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:16:47,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:16:47,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:16:47,849 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:16:47,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:16:47,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:16:47,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:16:47,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:16:47,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:16:47,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:16:47,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:16:47,852 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:16:47,852 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:16:47,852 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:16:47,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:16:47,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:16:47,853 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:16:47,853 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:16:48,160 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:16:48,172 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:16:48,176 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:16:48,178 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:16:48,178 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:16:48,179 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_update_all.i [2019-11-24 16:16:48,255 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9d87d34f/ecf11a31afe94fcab1ad455874e97056/FLAGe9a060ed5 [2019-11-24 16:16:48,753 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:16:48,753 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_update_all.i [2019-11-24 16:16:48,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9d87d34f/ecf11a31afe94fcab1ad455874e97056/FLAGe9a060ed5 [2019-11-24 16:16:49,090 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9d87d34f/ecf11a31afe94fcab1ad455874e97056 [2019-11-24 16:16:49,099 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:16:49,100 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:16:49,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:16:49,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:16:49,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:16:49,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:16:49" (1/1) ... [2019-11-24 16:16:49,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2122f745 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:49, skipping insertion in model container [2019-11-24 16:16:49,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:16:49" (1/1) ... [2019-11-24 16:16:49,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:16:49,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:16:49,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:16:49,572 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:16:49,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:16:49,724 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:16:49,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:49 WrapperNode [2019-11-24 16:16:49,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:16:49,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:16:49,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:16:49,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:16:49,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:49" (1/1) ... [2019-11-24 16:16:49,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:49" (1/1) ... [2019-11-24 16:16:49,776 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:16:49,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:16:49,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:16:49,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:16:49,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:49" (1/1) ... [2019-11-24 16:16:49,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:49" (1/1) ... [2019-11-24 16:16:49,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:49" (1/1) ... [2019-11-24 16:16:49,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:49" (1/1) ... [2019-11-24 16:16:49,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:49" (1/1) ... [2019-11-24 16:16:49,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:49" (1/1) ... [2019-11-24 16:16:49,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:49" (1/1) ... [2019-11-24 16:16:49,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:16:49,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:16:49,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:16:49,811 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:16:49,812 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:16:49" (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 16:16:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 16:16:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 16:16:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 16:16:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 16:16:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 16:16:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 16:16:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:16:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:16:50,428 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:16:50,428 INFO L284 CfgBuilder]: Removed 22 assume(true) statements. [2019-11-24 16:16:50,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:16:50 BoogieIcfgContainer [2019-11-24 16:16:50,430 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:16:50,430 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:16:50,431 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:16:50,431 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:16:50,433 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:16:50" (1/1) ... [2019-11-24 16:16:50,433 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 16:16:50,472 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:16:50,475 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:16:50,491 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:16:50,499 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:16:50,500 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:16:50,867 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:51,582 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:52,481 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:52,984 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:53,086 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:53,549 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:53,801 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:53,851 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:54,244 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:54,270 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:54,295 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:54,318 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:54,341 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:54,366 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:54,383 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:54,743 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2019-11-24 16:16:54,922 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2019-11-24 16:16:55,098 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2019-11-24 16:16:55,271 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2019-11-24 16:16:55,529 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 234 [2019-11-24 16:16:55,634 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:55,672 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:55,700 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:55,783 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:55,868 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:55,893 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:55,921 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:55,945 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:55,973 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:55,998 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:56,024 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:56,061 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:56,095 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:56,127 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:56,159 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:56,187 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:56,808 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2019-11-24 16:16:57,013 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2019-11-24 16:16:57,199 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2019-11-24 16:16:57,323 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:57,356 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:57,391 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:57,423 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:57,466 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:57,494 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:57,528 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:57,555 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:57,581 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:57,650 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:57,674 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:57,697 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:57,784 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:57,807 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:57,827 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:57,846 WARN L227 Elim1Store]: Array PQE input equivalent to false [2019-11-24 16:16:58,740 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 273 [2019-11-24 16:16:59,073 WARN L192 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 290 [2019-11-24 16:16:59,342 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 295 [2019-11-24 16:16:59,533 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 299 [2019-11-24 16:16:59,841 WARN L192 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 304 [2019-11-24 16:16:59,887 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 16:16:59,902 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-11-24 16:16:59,903 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 16:16:59,904 INFO L168 Benchmark]: Toolchain (without parser) took 10804.33 ms. Allocated memory was 143.1 MB in the beginning and 419.4 MB in the end (delta: 276.3 MB). Free memory was 105.4 MB in the beginning and 254.2 MB in the end (delta: -148.8 MB). Peak memory consumption was 127.5 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:59,908 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 143.1 MB. Free memory was 125.1 MB in the beginning and 124.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-24 16:16:59,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.41 ms. Allocated memory was 143.1 MB in the beginning and 206.0 MB in the end (delta: 62.9 MB). Free memory was 105.2 MB in the beginning and 171.6 MB in the end (delta: -66.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:59,909 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.21 ms. Allocated memory is still 206.0 MB. Free memory was 171.6 MB in the beginning and 169.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:59,910 INFO L168 Benchmark]: Boogie Preprocessor took 33.81 ms. Allocated memory is still 206.0 MB. Free memory was 169.1 MB in the beginning and 167.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:59,910 INFO L168 Benchmark]: RCFGBuilder took 619.48 ms. Allocated memory is still 206.0 MB. Free memory was 167.3 MB in the beginning and 133.4 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:59,911 INFO L168 Benchmark]: Sifa took 9472.44 ms. Allocated memory was 206.0 MB in the beginning and 419.4 MB in the end (delta: 213.4 MB). Free memory was 133.4 MB in the beginning and 254.2 MB in the end (delta: -120.8 MB). Peak memory consumption was 92.6 MB. Max. memory is 7.1 GB. [2019-11-24 16:16:59,913 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 143.1 MB. Free memory was 125.1 MB in the beginning and 124.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 624.41 ms. Allocated memory was 143.1 MB in the beginning and 206.0 MB in the end (delta: 62.9 MB). Free memory was 105.2 MB in the beginning and 171.6 MB in the end (delta: -66.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 50.21 ms. Allocated memory is still 206.0 MB. Free memory was 171.6 MB in the beginning and 169.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 33.81 ms. Allocated memory is still 206.0 MB. Free memory was 169.1 MB in the beginning and 167.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 619.48 ms. Allocated memory is still 206.0 MB. Free memory was 167.3 MB in the beginning and 133.4 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. * Sifa took 9472.44 ms. Allocated memory was 206.0 MB in the beginning and 419.4 MB in the end (delta: 213.4 MB). Free memory was 133.4 MB in the beginning and 254.2 MB in the end (delta: -120.8 MB). Peak memory consumption was 92.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 9416, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 4, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 35, TOOLS_POST_TIME[ms]: 5724, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME[ms]: 0, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 35, TOOLS_QUANTIFIERELIM_TIME[ms]: 5691, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 1182, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 71, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 1457, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 2019, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 115, DOMAIN_ISBOTTOM_APPLICATIONS: 4, DOMAIN_ISBOTTOM_TIME[ms]: 20, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7985, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7985, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 3, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 13, DAG_COMPRESSION_PROCESSED_NODES: 108, DAG_COMPRESSION_RETAINED_NODES: 37 - PositiveResult [Line: 619]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...