/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_label58.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:18:41,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:18:41,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:18:41,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:18:41,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:18:41,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:18:41,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:18:41,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:18:41,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:18:41,935 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:18:41,936 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:18:41,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:18:41,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:18:41,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:18:41,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:18:41,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:18:41,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:18:41,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:18:41,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:18:41,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:18:41,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:18:41,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:18:41,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:18:41,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:18:41,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 10:18:41,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 10:18:41,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 10:18:41,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 10:18:41,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 10:18:41,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 10:18:41,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:18:41,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:18:41,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:18:41,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:18:41,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:18:41,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:18:41,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:18:41,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:18:41,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:18:41,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:18:41,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:18:41,961 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 10:18:41,976 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:18:41,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:18:41,977 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:18:41,977 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:18:41,977 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:18:41,978 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:18:41,978 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:18:41,978 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:18:41,978 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:18:41,978 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:18:41,979 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:18:41,979 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:18:41,979 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:18:41,979 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:18:41,979 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:18:41,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:18:41,981 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:18:41,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:18:41,982 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:18:41,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:18:41,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:18:41,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:18:41,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:18:41,982 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:18:41,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:18:41,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:18:41,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:18:41,984 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:18:41,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:18:41,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:18:41,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:18:41,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:18:41,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:18:41,986 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:18:41,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:18:41,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:18:41,987 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:18:41,987 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:18:42,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:18:42,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:18:42,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:18:42,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:18:42,285 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:18:42,285 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label58.c [2019-11-24 10:18:42,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03dd3272e/4d04901ad4b2434aa66459056fb677c2/FLAG7ddba26a8 [2019-11-24 10:18:42,936 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:18:42,937 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label58.c [2019-11-24 10:18:42,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03dd3272e/4d04901ad4b2434aa66459056fb677c2/FLAG7ddba26a8 [2019-11-24 10:18:43,151 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03dd3272e/4d04901ad4b2434aa66459056fb677c2 [2019-11-24 10:18:43,159 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:18:43,161 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:18:43,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:18:43,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:18:43,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:18:43,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:43" (1/1) ... [2019-11-24 10:18:43,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57cabdff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43, skipping insertion in model container [2019-11-24 10:18:43,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:43" (1/1) ... [2019-11-24 10:18:43,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:18:43,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:18:43,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:18:43,741 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:18:43,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:18:43,884 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:18:43,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43 WrapperNode [2019-11-24 10:18:43,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:18:43,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:18:43,885 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:18:43,885 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:18:43,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2019-11-24 10:18:43,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2019-11-24 10:18:43,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:18:43,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:18:43,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:18:43,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:18:43,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2019-11-24 10:18:43,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2019-11-24 10:18:43,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2019-11-24 10:18:43,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2019-11-24 10:18:44,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2019-11-24 10:18:44,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2019-11-24 10:18:44,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2019-11-24 10:18:44,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:18:44,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:18:44,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:18:44,037 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:18:44,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (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 10:18:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:18:44,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:18:46,175 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:18:46,175 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:18:46,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:46 BoogieIcfgContainer [2019-11-24 10:18:46,176 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:18:46,177 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:18:46,177 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:18:46,177 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:18:46,178 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:46" (1/1) ... [2019-11-24 10:18:46,179 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 10:18:46,205 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:18:46,205 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:18:46,216 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:18:46,229 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:18:46,230 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:18:58,319 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 23 [2019-11-24 10:18:58,439 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 23 [2019-11-24 10:18:58,536 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 23 [2019-11-24 10:19:01,965 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:19:03,386 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:19:03,493 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:19:03,597 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:19:03,710 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:19:03,826 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:19:03,945 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:19:04,084 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:19:04,206 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:19:04,316 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:19:04,435 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 165 [2019-11-24 10:19:04,553 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 165 [2019-11-24 10:19:04,669 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:19:04,793 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:19:04,909 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:19:05,023 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:19:05,156 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:19:05,279 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:19:05,396 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:19:05,527 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:19:05,648 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:19:05,768 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:19:05,896 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:19:06,024 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:19:06,151 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:19:06,302 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:19:06,436 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:19:06,569 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:19:06,719 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:19:06,857 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:19:06,996 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:19:07,146 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:19:07,293 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:19:07,437 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:19:07,582 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:19:07,725 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:19:07,867 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:19:08,026 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:19:08,175 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:19:08,333 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:19:08,488 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:19:08,645 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:19:08,798 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:19:08,970 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:19:09,139 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:19:09,300 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:19:09,465 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:19:09,627 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:19:09,786 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:19:09,963 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:19:10,130 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:19:10,294 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:19:10,472 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-24 10:19:10,639 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-24 10:19:10,803 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:19:10,982 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:19:11,154 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:19:11,318 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:19:11,498 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:19:11,670 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:19:11,841 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:19:12,025 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:19:12,201 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:19:12,377 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:19:12,378 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:19:12,402 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:19:16,706 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 24 [2019-11-24 10:19:16,808 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 24 [2019-11-24 10:19:16,926 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 24 [2019-11-24 10:19:21,163 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:19:21,385 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:19:21,494 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:19:21,896 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:19:21,999 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:19:22,102 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:19:22,223 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:19:22,335 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:19:22,443 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:19:22,551 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:19:22,659 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:19:22,767 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:19:22,910 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:19:23,024 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:19:23,138 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:19:23,253 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:19:23,367 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:19:23,485 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:19:23,611 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 166 [2019-11-24 10:19:23,728 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 166 [2019-11-24 10:19:23,842 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:19:23,967 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:19:24,087 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:19:24,205 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:19:24,336 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:19:24,466 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:19:24,596 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:19:24,730 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 173 [2019-11-24 10:19:24,864 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 173 [2019-11-24 10:19:24,993 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:19:25,140 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:19:25,275 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:19:25,408 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:19:25,548 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 174 [2019-11-24 10:19:25,691 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 174 [2019-11-24 10:19:25,832 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:19:25,979 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:19:26,119 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:19:26,258 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:19:26,404 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:19:26,551 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:19:26,696 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:19:26,856 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:19:27,013 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:19:27,163 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:19:27,320 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:19:27,477 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:19:27,634 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:19:27,800 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:19:27,962 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:19:28,119 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:19:28,274 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:19:28,428 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:19:28,583 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:19:28,751 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 178 [2019-11-24 10:19:28,914 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 178 [2019-11-24 10:19:29,088 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:19:29,267 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 179 [2019-11-24 10:19:29,440 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 179 [2019-11-24 10:19:29,614 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:19:29,796 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:19:29,968 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:19:30,143 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:19:30,328 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 186 [2019-11-24 10:19:30,515 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 186 [2019-11-24 10:19:30,696 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-24 10:19:30,698 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:19:30,713 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:19:34,965 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 24 [2019-11-24 10:19:35,067 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 24 [2019-11-24 10:19:35,181 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:19:35,193 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:19:35,193 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:19:35,195 INFO L168 Benchmark]: Toolchain (without parser) took 52034.06 ms. Allocated memory was 138.4 MB in the beginning and 1.1 GB in the end (delta: 926.4 MB). Free memory was 101.3 MB in the beginning and 304.3 MB in the end (delta: -203.0 MB). Peak memory consumption was 723.4 MB. Max. memory is 7.1 GB. [2019-11-24 10:19:35,196 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 10:19:35,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 723.20 ms. Allocated memory was 138.4 MB in the beginning and 203.9 MB in the end (delta: 65.5 MB). Free memory was 101.1 MB in the beginning and 169.1 MB in the end (delta: -68.0 MB). Peak memory consumption was 33.9 MB. Max. memory is 7.1 GB. [2019-11-24 10:19:35,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.96 ms. Allocated memory is still 203.9 MB. Free memory was 168.4 MB in the beginning and 163.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-11-24 10:19:35,198 INFO L168 Benchmark]: Boogie Preprocessor took 62.41 ms. Allocated memory is still 203.9 MB. Free memory was 163.4 MB in the beginning and 158.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-11-24 10:19:35,198 INFO L168 Benchmark]: RCFGBuilder took 2139.47 ms. Allocated memory was 203.9 MB in the beginning and 250.1 MB in the end (delta: 46.1 MB). Free memory was 158.5 MB in the beginning and 194.3 MB in the end (delta: -35.8 MB). Peak memory consumption was 113.4 MB. Max. memory is 7.1 GB. [2019-11-24 10:19:35,199 INFO L168 Benchmark]: Sifa took 49016.32 ms. Allocated memory was 250.1 MB in the beginning and 1.1 GB in the end (delta: 814.7 MB). Free memory was 194.3 MB in the beginning and 304.3 MB in the end (delta: -110.0 MB). Peak memory consumption was 704.8 MB. Max. memory is 7.1 GB. [2019-11-24 10:19:35,203 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 723.20 ms. Allocated memory was 138.4 MB in the beginning and 203.9 MB in the end (delta: 65.5 MB). Free memory was 101.1 MB in the beginning and 169.1 MB in the end (delta: -68.0 MB). Peak memory consumption was 33.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 88.96 ms. Allocated memory is still 203.9 MB. Free memory was 168.4 MB in the beginning and 163.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 62.41 ms. Allocated memory is still 203.9 MB. Free memory was 163.4 MB in the beginning and 158.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2139.47 ms. Allocated memory was 203.9 MB in the beginning and 250.1 MB in the end (delta: 46.1 MB). Free memory was 158.5 MB in the beginning and 194.3 MB in the end (delta: -35.8 MB). Peak memory consumption was 113.4 MB. Max. memory is 7.1 GB. * Sifa took 49016.32 ms. Allocated memory was 250.1 MB in the beginning and 1.1 GB in the end (delta: 814.7 MB). Free memory was 194.3 MB in the beginning and 304.3 MB in the end (delta: -110.0 MB). Peak memory consumption was 704.8 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]: 48977, 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]: 598, 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]: 464, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 23, FLUID_QUERY_TIME[ms]: 25, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 41686, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 5635, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 245, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 44, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 462, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 47836, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 47836, 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]: 4, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 146, DAG_COMPRESSION_PROCESSED_NODES: 2233, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 481]: 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 8332#(and (<= 21 ~u~0) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a~0) (= ~a21~0 1) (<= 23 ~w~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (<= 7 ~a28~0) (not (= ~a19~0 1)) (<= ~a28~0 11) (<= 0 ~a25~0) (<= ~a19~0 1) (<= ULTIMATE.start_main_~input~0 6) (<= ULTIMATE.start_calculate_output_~input 6) (= ~a11~0 1) (<= ~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|) (= ~a28~0 11) (<= 1 ULTIMATE.start_calculate_output_~input) (<= 1 ~a21~0) (<= ~d~0 4) (not (= ~a25~0 1)) (<= |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) (<= 4 ~d~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (= ~a17~0 8) (<= 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...