/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/product-lines/minepump_spec4_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 18:05:20,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 18:05:20,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 18:05:20,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 18:05:20,794 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 18:05:20,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 18:05:20,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 18:05:20,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 18:05:20,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 18:05:20,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 18:05:20,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 18:05:20,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 18:05:20,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 18:05:20,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 18:05:20,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 18:05:20,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 18:05:20,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 18:05:20,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 18:05:20,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 18:05:20,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 18:05:20,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 18:05:20,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 18:05:20,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 18:05:20,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 18:05:20,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 18:05:20,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 18:05:20,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 18:05:20,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 18:05:20,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 18:05:20,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 18:05:20,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 18:05:20,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 18:05:20,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 18:05:20,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 18:05:20,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 18:05:20,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 18:05:20,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 18:05:20,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 18:05:20,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 18:05:20,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 18:05:20,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 18:05:20,829 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 18:05:20,853 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 18:05:20,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 18:05:20,855 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 18:05:20,855 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 18:05:20,855 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 18:05:20,855 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 18:05:20,855 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 18:05:20,856 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 18:05:20,856 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 18:05:20,856 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 18:05:20,857 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 18:05:20,857 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 18:05:20,858 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 18:05:20,858 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 18:05:20,858 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 18:05:20,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 18:05:20,860 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 18:05:20,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 18:05:20,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 18:05:20,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 18:05:20,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 18:05:20,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 18:05:20,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 18:05:20,861 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 18:05:20,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 18:05:20,862 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 18:05:20,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 18:05:20,862 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 18:05:20,863 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 18:05:20,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 18:05:20,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 18:05:20,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 18:05:20,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 18:05:20,864 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 18:05:20,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 18:05:20,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 18:05:20,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 18:05:20,866 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 18:05:21,118 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 18:05:21,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 18:05:21,133 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 18:05:21,135 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 18:05:21,135 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 18:05:21,136 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product09.cil.c [2019-11-24 18:05:21,193 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b803ef91b/84227e94718043749bc5b066f825afdb/FLAG5a2922fad [2019-11-24 18:05:21,725 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 18:05:21,725 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product09.cil.c [2019-11-24 18:05:21,736 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b803ef91b/84227e94718043749bc5b066f825afdb/FLAG5a2922fad [2019-11-24 18:05:22,012 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b803ef91b/84227e94718043749bc5b066f825afdb [2019-11-24 18:05:22,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 18:05:22,027 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 18:05:22,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 18:05:22,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 18:05:22,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 18:05:22,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:05:22" (1/1) ... [2019-11-24 18:05:22,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cb3baf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:22, skipping insertion in model container [2019-11-24 18:05:22,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:05:22" (1/1) ... [2019-11-24 18:05:22,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 18:05:22,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 18:05:22,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 18:05:22,516 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 18:05:22,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 18:05:22,623 INFO L208 MainTranslator]: Completed translation [2019-11-24 18:05:22,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:22 WrapperNode [2019-11-24 18:05:22,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 18:05:22,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 18:05:22,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 18:05:22,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 18:05:22,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:22" (1/1) ... [2019-11-24 18:05:22,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:22" (1/1) ... [2019-11-24 18:05:22,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 18:05:22,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 18:05:22,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 18:05:22,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 18:05:22,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:22" (1/1) ... [2019-11-24 18:05:22,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:22" (1/1) ... [2019-11-24 18:05:22,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:22" (1/1) ... [2019-11-24 18:05:22,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:22" (1/1) ... [2019-11-24 18:05:22,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:22" (1/1) ... [2019-11-24 18:05:22,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:22" (1/1) ... [2019-11-24 18:05:22,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:22" (1/1) ... [2019-11-24 18:05:22,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 18:05:22,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 18:05:22,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 18:05:22,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 18:05:22,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:05:22" (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 18:05:22,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 18:05:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 18:05:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 18:05:22,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 18:05:23,834 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 18:05:23,835 INFO L284 CfgBuilder]: Removed 66 assume(true) statements. [2019-11-24 18:05:23,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:05:23 BoogieIcfgContainer [2019-11-24 18:05:23,836 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 18:05:23,837 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 18:05:23,837 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 18:05:23,837 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 18:05:23,838 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:05:23" (1/1) ... [2019-11-24 18:05:23,839 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 18:05:23,865 INFO L159 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-11-24 18:05:23,865 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 18:05:23,873 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 18:05:23,881 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 18:05:23,882 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 18:05:33,962 WARN L192 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 476 [2019-11-24 18:05:35,820 WARN L192 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-24 18:05:35,985 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-11-24 18:05:36,564 WARN L192 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 544 [2019-11-24 18:05:36,967 WARN L192 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 544 [2019-11-24 18:05:37,336 WARN L192 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-11-24 18:05:37,790 WARN L192 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-11-24 18:05:38,527 WARN L192 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 646 [2019-11-24 18:05:39,181 WARN L192 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 660 DAG size of output: 647 [2019-11-24 18:05:39,639 WARN L192 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 660 DAG size of output: 647 [2019-11-24 18:05:40,128 WARN L192 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 647 DAG size of output: 647 [2019-11-24 18:05:40,797 WARN L192 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 654 [2019-11-24 18:05:42,052 WARN L192 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 657 DAG size of output: 657 [2019-11-24 18:05:43,896 WARN L192 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 734 DAG size of output: 680 [2019-11-24 18:05:45,135 WARN L192 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 734 DAG size of output: 680 [2019-11-24 18:05:46,014 WARN L192 SmtUtils]: Spent 873.00 ms on a formula simplification that was a NOOP. DAG size: 679 [2019-11-24 18:05:49,553 WARN L192 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 805 DAG size of output: 703 [2019-11-24 18:05:51,393 WARN L192 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 805 DAG size of output: 703 [2019-11-24 18:05:53,033 WARN L192 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 700 DAG size of output: 700 [2019-11-24 18:05:53,265 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 658 DAG size of output: 594 [2019-11-24 18:05:53,552 WARN L192 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 658 DAG size of output: 594 [2019-11-24 18:05:53,703 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 592 [2019-11-24 18:05:53,724 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 18:05:53,731 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-11-24 18:05:53,732 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 18:05:53,734 INFO L168 Benchmark]: Toolchain (without parser) took 31708.63 ms. Allocated memory was 139.5 MB in the beginning and 788.0 MB in the end (delta: 648.5 MB). Free memory was 101.9 MB in the beginning and 122.0 MB in the end (delta: -20.1 MB). Peak memory consumption was 628.4 MB. Max. memory is 7.1 GB. [2019-11-24 18:05:53,735 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 18:05:53,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.19 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 101.7 MB in the beginning and 171.7 MB in the end (delta: -70.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2019-11-24 18:05:53,743 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.20 ms. Allocated memory is still 203.4 MB. Free memory was 171.7 MB in the beginning and 169.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-11-24 18:05:53,744 INFO L168 Benchmark]: Boogie Preprocessor took 34.55 ms. Allocated memory is still 203.4 MB. Free memory was 169.1 MB in the beginning and 167.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-11-24 18:05:53,745 INFO L168 Benchmark]: RCFGBuilder took 1115.98 ms. Allocated memory was 203.4 MB in the beginning and 233.8 MB in the end (delta: 30.4 MB). Free memory was 167.2 MB in the beginning and 204.5 MB in the end (delta: -37.3 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. [2019-11-24 18:05:53,746 INFO L168 Benchmark]: Sifa took 29894.98 ms. Allocated memory was 233.8 MB in the beginning and 788.0 MB in the end (delta: 554.2 MB). Free memory was 204.5 MB in the beginning and 122.0 MB in the end (delta: 82.5 MB). Peak memory consumption was 636.7 MB. Max. memory is 7.1 GB. [2019-11-24 18:05:53,750 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 139.5 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 596.19 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 101.7 MB in the beginning and 171.7 MB in the end (delta: -70.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 61.20 ms. Allocated memory is still 203.4 MB. Free memory was 171.7 MB in the beginning and 169.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.55 ms. Allocated memory is still 203.4 MB. Free memory was 169.1 MB in the beginning and 167.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1115.98 ms. Allocated memory was 203.4 MB in the beginning and 233.8 MB in the end (delta: 30.4 MB). Free memory was 167.2 MB in the beginning and 204.5 MB in the end (delta: -37.3 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. * Sifa took 29894.98 ms. Allocated memory was 233.8 MB in the beginning and 788.0 MB in the end (delta: 554.2 MB). Free memory was 204.5 MB in the beginning and 122.0 MB in the end (delta: 82.5 MB). Peak memory consumption was 636.7 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]: 29860, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 8, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 24, TOOLS_POST_TIME[ms]: 13267, 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: 24, TOOLS_QUANTIFIERELIM_TIME[ms]: 13225, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12044, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 31, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 5, DOMAIN_JOIN_TIME[ms]: 12941, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 3038, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 109, DOMAIN_ISBOTTOM_APPLICATIONS: 8, DOMAIN_ISBOTTOM_TIME[ms]: 418, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10033, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10033, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, 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]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 28, DAG_COMPRESSION_PROCESSED_NODES: 310, DAG_COMPRESSION_RETAINED_NODES: 52 - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: 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...