/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/eca-rers2012/Problem02_label21.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:14:15,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:14:15,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:14:15,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:14:15,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:14:15,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:14:15,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:14:15,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:14:15,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:14:15,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:14:15,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:14:15,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:14:15,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:14:15,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:14:15,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:14:15,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:14:15,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:14:15,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:14:15,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:14:15,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:14:15,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:14:15,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:14:15,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:14:15,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:14:15,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 10:14:15,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 10:14:15,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 10:14:15,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 10:14:15,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 10:14:15,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 10:14:15,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:14:15,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:14:15,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:14:15,813 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:14:15,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:14:15,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:14:15,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:14:15,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:14:15,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:14:15,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:14:15,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:14:15,819 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 10:14:15,834 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:14:15,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:14:15,835 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:14:15,836 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:14:15,836 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:14:15,836 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:14:15,836 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:14:15,836 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:14:15,837 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:14:15,837 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:14:15,837 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:14:15,837 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:14:15,837 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:14:15,838 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:14:15,838 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:14:15,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:14:15,839 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:14:15,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:14:15,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:14:15,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:14:15,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:14:15,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:14:15,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:14:15,840 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:14:15,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:14:15,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:14:15,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:14:15,841 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:14:15,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:14:15,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:14:15,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:14:15,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:14:15,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:14:15,842 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:14:15,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:14:15,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:14:15,845 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:14:15,845 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:14:16,140 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:14:16,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:14:16,157 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:14:16,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:14:16,159 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:14:16,160 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label21.c [2019-11-24 10:14:16,220 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/324fe183c/ec00b182a6fe44b8b8565b372d1de435/FLAGd77687b7a [2019-11-24 10:14:16,791 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:14:16,792 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label21.c [2019-11-24 10:14:16,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/324fe183c/ec00b182a6fe44b8b8565b372d1de435/FLAGd77687b7a [2019-11-24 10:14:17,069 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/324fe183c/ec00b182a6fe44b8b8565b372d1de435 [2019-11-24 10:14:17,079 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:14:17,081 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:14:17,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:14:17,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:14:17,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:14:17,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:14:17" (1/1) ... [2019-11-24 10:14:17,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d15d4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:17, skipping insertion in model container [2019-11-24 10:14:17,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:14:17" (1/1) ... [2019-11-24 10:14:17,098 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:14:17,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:14:17,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:14:17,654 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:14:17,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:14:17,769 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:14:17,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:17 WrapperNode [2019-11-24 10:14:17,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:14:17,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:14:17,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:14:17,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:14:17,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:17" (1/1) ... [2019-11-24 10:14:17,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:17" (1/1) ... [2019-11-24 10:14:17,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:14:17,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:14:17,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:14:17,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:14:17,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:17" (1/1) ... [2019-11-24 10:14:17,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:17" (1/1) ... [2019-11-24 10:14:17,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:17" (1/1) ... [2019-11-24 10:14:17,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:17" (1/1) ... [2019-11-24 10:14:17,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:17" (1/1) ... [2019-11-24 10:14:17,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:17" (1/1) ... [2019-11-24 10:14:17,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:17" (1/1) ... [2019-11-24 10:14:17,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:14:17,939 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:14:17,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:14:17,940 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:14:17,941 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:17" (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 10:14:18,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:14:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:14:20,035 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:14:20,036 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:14:20,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:14:20 BoogieIcfgContainer [2019-11-24 10:14:20,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:14:20,038 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:14:20,038 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:14:20,038 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:14:20,039 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:14:20" (1/1) ... [2019-11-24 10:14:20,040 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 10:14:20,065 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:14:20,065 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:14:20,073 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:14:20,081 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:14:20,082 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:14:20,561 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-11-24 10:14:22,902 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 103 [2019-11-24 10:14:23,714 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-24 10:14:31,786 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-11-24 10:14:31,914 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-11-24 10:14:32,974 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2019-11-24 10:14:33,200 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2019-11-24 10:14:33,433 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2019-11-24 10:14:34,876 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-11-24 10:14:36,351 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:14:37,647 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:14:38,226 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:14:38,332 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:14:38,440 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:14:38,549 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 165 [2019-11-24 10:14:38,661 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 165 [2019-11-24 10:14:38,769 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:38,888 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:38,995 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:39,101 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:39,216 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 166 [2019-11-24 10:14:39,330 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 166 [2019-11-24 10:14:39,443 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:39,565 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:39,691 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:39,804 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:39,927 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 166 [2019-11-24 10:14:40,045 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 166 [2019-11-24 10:14:40,157 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:40,286 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:40,403 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:40,527 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:40,837 WARN L192 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:41,177 WARN L192 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:41,497 WARN L192 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:41,666 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:41,797 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:41,928 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:42,070 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:42,205 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:42,341 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:42,497 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:14:42,638 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:14:42,785 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:14:42,933 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:14:43,074 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:14:43,213 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:14:43,411 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:14:43,560 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:14:43,705 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:14:43,856 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:14:44,007 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:14:44,158 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:14:44,328 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:14:44,487 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:14:44,656 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:14:44,817 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:14:44,975 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:14:45,139 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:14:45,314 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:14:45,470 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:14:45,626 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:14:45,799 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 178 [2019-11-24 10:14:45,966 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 178 [2019-11-24 10:14:46,128 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:14:46,302 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2019-11-24 10:14:46,471 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2019-11-24 10:14:46,632 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:14:46,809 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 179 [2019-11-24 10:14:46,977 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 179 [2019-11-24 10:14:47,145 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:14:47,319 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:14:47,492 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:14:47,664 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:14:47,665 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 22 [2019-11-24 10:14:47,682 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 22 [2019-11-24 10:14:50,507 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-11-24 10:14:50,655 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-11-24 10:14:50,817 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-11-24 10:14:50,960 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-11-24 10:14:52,313 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 17 [2019-11-24 10:14:52,543 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 17 [2019-11-24 10:14:52,802 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 17 [2019-11-24 10:14:56,825 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:14:57,314 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:57,416 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:57,517 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:57,632 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:57,739 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:57,846 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:57,957 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:58,063 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:58,180 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:58,325 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:58,437 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:58,549 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:58,663 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:58,775 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:58,888 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:59,012 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 167 [2019-11-24 10:14:59,138 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 167 [2019-11-24 10:14:59,250 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:59,372 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:59,489 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:59,605 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:59,733 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:59,855 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:59,975 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:00,109 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 174 [2019-11-24 10:15:00,241 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 174 [2019-11-24 10:15:00,369 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:15:00,509 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:00,644 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:00,777 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:00,915 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 175 [2019-11-24 10:15:01,056 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 175 [2019-11-24 10:15:01,195 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:01,341 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:01,485 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:01,623 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:01,767 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:15:01,910 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:15:02,052 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:15:02,208 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:15:02,357 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:15:02,506 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:15:02,667 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 179 [2019-11-24 10:15:02,834 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 179 [2019-11-24 10:15:02,989 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:15:03,163 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2019-11-24 10:15:03,333 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2019-11-24 10:15:03,487 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:15:03,641 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:15:03,794 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:15:03,953 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:15:04,120 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 179 [2019-11-24 10:15:04,280 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 179 [2019-11-24 10:15:04,437 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:15:04,609 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 180 [2019-11-24 10:15:04,780 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 180 [2019-11-24 10:15:04,946 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:15:05,129 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-11-24 10:15:05,299 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-11-24 10:15:05,468 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-11-24 10:15:05,651 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 187 [2019-11-24 10:15:05,833 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 187 [2019-11-24 10:15:06,013 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-24 10:15:06,015 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 22 [2019-11-24 10:15:06,031 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 22 [2019-11-24 10:15:09,895 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 17 [2019-11-24 10:15:10,062 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 17 [2019-11-24 10:15:10,240 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:15:10,254 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:15:10,254 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:15:10,261 INFO L168 Benchmark]: Toolchain (without parser) took 53175.08 ms. Allocated memory was 143.7 MB in the beginning and 1.1 GB in the end (delta: 952.1 MB). Free memory was 99.8 MB in the beginning and 764.5 MB in the end (delta: -664.7 MB). Peak memory consumption was 287.4 MB. Max. memory is 7.1 GB. [2019-11-24 10:15:10,262 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 143.7 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 10:15:10,263 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.37 ms. Allocated memory was 143.7 MB in the beginning and 201.9 MB in the end (delta: 58.2 MB). Free memory was 99.6 MB in the beginning and 165.2 MB in the end (delta: -65.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-11-24 10:15:10,263 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.64 ms. Allocated memory is still 201.9 MB. Free memory was 165.2 MB in the beginning and 159.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. [2019-11-24 10:15:10,264 INFO L168 Benchmark]: Boogie Preprocessor took 75.98 ms. Allocated memory is still 201.9 MB. Free memory was 159.4 MB in the beginning and 155.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-11-24 10:15:10,265 INFO L168 Benchmark]: RCFGBuilder took 2098.02 ms. Allocated memory was 201.9 MB in the beginning and 251.7 MB in the end (delta: 49.8 MB). Free memory was 155.1 MB in the beginning and 194.5 MB in the end (delta: -39.3 MB). Peak memory consumption was 112.3 MB. Max. memory is 7.1 GB. [2019-11-24 10:15:10,265 INFO L168 Benchmark]: Sifa took 50216.77 ms. Allocated memory was 251.7 MB in the beginning and 1.1 GB in the end (delta: 844.1 MB). Free memory was 194.5 MB in the beginning and 764.5 MB in the end (delta: -570.1 MB). Peak memory consumption was 274.0 MB. Max. memory is 7.1 GB. [2019-11-24 10:15:10,270 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 143.7 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 688.37 ms. Allocated memory was 143.7 MB in the beginning and 201.9 MB in the end (delta: 58.2 MB). Free memory was 99.6 MB in the beginning and 165.2 MB in the end (delta: -65.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 91.64 ms. Allocated memory is still 201.9 MB. Free memory was 165.2 MB in the beginning and 159.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 75.98 ms. Allocated memory is still 201.9 MB. Free memory was 159.4 MB in the beginning and 155.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2098.02 ms. Allocated memory was 201.9 MB in the beginning and 251.7 MB in the end (delta: 49.8 MB). Free memory was 155.1 MB in the beginning and 194.5 MB in the end (delta: -39.3 MB). Peak memory consumption was 112.3 MB. Max. memory is 7.1 GB. * Sifa took 50216.77 ms. Allocated memory was 251.7 MB in the beginning and 1.1 GB in the end (delta: 844.1 MB). Free memory was 194.5 MB in the beginning and 764.5 MB in the end (delta: -570.1 MB). Peak memory consumption was 274.0 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]: 50176, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 232, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 675, TOOLS_POST_TIME[ms]: 588, 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: 674, TOOLS_QUANTIFIERELIM_TIME[ms]: 453, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24, FLUID_QUERY_TIME[ms]: 25, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 42152, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 6361, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 247, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 62, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 472, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 48902, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 48901, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, 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]: 14, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 148, DAG_COMPRESSION_PROCESSED_NODES: 2188, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 460]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 8306#(and (<= 21 ~u~0) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a~0) (= ~a25~0 1) (= ~a21~0 1) (not (= ~a11~0 1)) (<= 23 ~w~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (<= 7 ~a28~0) (= ~a28~0 8) (<= ~a28~0 11) (<= 0 ~a25~0) (<= ~a19~0 1) (= ~a19~0 1) (<= ULTIMATE.start_main_~input~0 6) (<= ULTIMATE.start_calculate_output_~input 6) (<= ~a17~0 8) (<= ~w~0 23) (<= 7 ~a17~0) (<= 0 (+ ULTIMATE.start_main_~output~0 2)) (<= 5 ~e~0) (<= ~a~0 1) (<= 1 |ULTIMATE.start_calculate_output_#in~input|) (<= 1 ULTIMATE.start_calculate_output_~input) (<= 1 ~a21~0) (<= ~d~0 4) (<= |ULTIMATE.start_calculate_output_#in~input| 6) (<= 25 ~y~0) (<= ~y~0 25) (<= 22 ~v~0) (<= ~a21~0 1) (<= 0 ~a11~0) (<= ~a25~0 1) (<= ~f~0 6) (<= 0 ~a19~0) (<= ~a11~0 1) (= ~a17~0 7) (<= 4 ~d~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (<= ULTIMATE.start_main_~output~0 26) (<= 24 ~x~0) (<= ~e~0 5) (<= 1 ULTIMATE.start_main_~input~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...