/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_label29.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:15:12,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:15:12,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:15:12,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:15:12,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:15:12,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:15:12,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:15:12,526 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:15:12,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:15:12,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:15:12,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:15:12,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:15:12,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:15:12,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:15:12,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:15:12,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:15:12,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:15:12,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:15:12,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:15:12,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:15:12,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:15:12,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:15:12,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:15:12,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:15:12,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 10:15:12,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:15:12,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:15:12,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:15:12,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:15:12,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:15:12,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:15:12,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:15:12,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:15:12,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:15:12,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:15:12,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:15:12,582 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 10:15:12,603 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:15:12,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:15:12,605 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:15:12,605 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:15:12,605 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:15:12,605 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:15:12,606 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:15:12,606 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:15:12,606 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:15:12,606 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:15:12,608 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:15:12,608 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:15:12,608 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:15:12,609 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:15:12,609 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:15:12,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:15:12,611 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:15:12,611 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:15:12,611 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:15:12,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:15:12,611 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:15:12,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:15:12,612 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:15:12,612 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:15:12,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:15:12,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:15:12,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:15:12,613 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:15:12,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:15:12,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:15:12,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:15:12,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:15:12,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:15:12,616 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:15:12,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:15:12,617 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:15:12,617 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:15:12,617 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:15:12,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:15:12,948 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:15:12,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:15:12,954 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:15:12,954 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:15:12,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label29.c [2019-11-24 10:15:13,017 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69d4bdcec/622fa578a9ec4db8b8192b18c099c207/FLAG3dc373a69 [2019-11-24 10:15:13,586 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:15:13,586 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label29.c [2019-11-24 10:15:13,599 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69d4bdcec/622fa578a9ec4db8b8192b18c099c207/FLAG3dc373a69 [2019-11-24 10:15:13,805 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69d4bdcec/622fa578a9ec4db8b8192b18c099c207 [2019-11-24 10:15:13,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:15:13,815 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:15:13,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:15:13,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:15:13,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:15:13,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:13" (1/1) ... [2019-11-24 10:15:13,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@623a7446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:13, skipping insertion in model container [2019-11-24 10:15:13,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:15:13" (1/1) ... [2019-11-24 10:15:13,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:15:13,877 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:15:14,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:15:14,456 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:15:14,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:15:14,588 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:15:14,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:14 WrapperNode [2019-11-24 10:15:14,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:15:14,590 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:15:14,590 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:15:14,590 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:15:14,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:14" (1/1) ... [2019-11-24 10:15:14,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:14" (1/1) ... [2019-11-24 10:15:14,684 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:15:14,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:15:14,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:15:14,685 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:15:14,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:14" (1/1) ... [2019-11-24 10:15:14,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:14" (1/1) ... [2019-11-24 10:15:14,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:14" (1/1) ... [2019-11-24 10:15:14,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:14" (1/1) ... [2019-11-24 10:15:14,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:14" (1/1) ... [2019-11-24 10:15:14,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:14" (1/1) ... [2019-11-24 10:15:14,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:14" (1/1) ... [2019-11-24 10:15:14,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:15:14,775 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:15:14,775 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:15:14,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:15:14,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:15:14" (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 10:15:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:15:14,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:15:16,884 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:15:16,885 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:15:16,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:16 BoogieIcfgContainer [2019-11-24 10:15:16,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:15:16,887 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:15:16,887 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:15:16,887 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:15:16,889 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:15:16" (1/1) ... [2019-11-24 10:15:16,890 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 10:15:16,921 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:15:16,922 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:15:16,936 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:15:16,950 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:15:16,952 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:15:17,400 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-11-24 10:15:29,292 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 22 [2019-11-24 10:15:29,574 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 22 [2019-11-24 10:15:29,853 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 22 [2019-11-24 10:15:34,113 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:15:34,702 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:15:34,804 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:15:34,925 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2019-11-24 10:15:35,037 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2019-11-24 10:15:35,151 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:35,268 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:35,375 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:35,482 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:35,596 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:15:35,710 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:15:35,823 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:35,952 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:36,063 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:36,185 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:36,312 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:15:36,429 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:15:36,542 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:36,671 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:15:36,790 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:15:36,908 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:15:37,031 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:15:37,163 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:15:37,288 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:15:37,422 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:15:37,550 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:15:37,678 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:15:37,823 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:15:37,954 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:15:38,086 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:15:38,230 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:38,379 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:38,516 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:38,654 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:38,791 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:38,928 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:39,082 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:15:39,226 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:15:39,369 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:15:39,518 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:39,666 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:39,814 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:39,980 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:15:40,134 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:15:40,287 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:40,442 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:15:40,607 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:15:40,763 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:40,934 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:41,086 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:41,237 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:41,398 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 176 [2019-11-24 10:15:41,560 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 176 [2019-11-24 10:15:41,728 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:15:41,898 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:15:42,063 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:15:42,222 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:15:42,386 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:15:42,550 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:15:42,714 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:15:42,890 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:15:43,060 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:15:43,228 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:15:43,230 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:15:43,242 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:15:47,433 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 23 [2019-11-24 10:15:47,759 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 23 [2019-11-24 10:15:48,088 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 23 [2019-11-24 10:15:52,847 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:15:52,960 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:53,064 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:53,168 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:53,273 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:53,377 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:53,481 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:15:53,599 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:15:53,709 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:15:53,820 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:15:53,930 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:15:54,043 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:15:54,153 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:15:54,275 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:15:54,388 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:15:54,507 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:15:54,629 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:15:54,743 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:15:54,858 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:15:54,985 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:15:55,104 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:15:55,224 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:15:55,359 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 172 [2019-11-24 10:15:55,488 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 172 [2019-11-24 10:15:55,613 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:15:55,753 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:55,882 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:56,011 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:15:56,149 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 173 [2019-11-24 10:15:56,286 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 173 [2019-11-24 10:15:56,421 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:15:56,565 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:15:56,699 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:15:56,834 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:15:56,975 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:57,115 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:57,255 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:15:57,414 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:57,560 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:57,705 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:15:57,868 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:15:58,021 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:15:58,173 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:15:58,333 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:15:58,488 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:15:58,638 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:15:58,790 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:15:58,940 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:15:59,092 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:15:59,254 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-24 10:15:59,410 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-24 10:15:59,570 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:15:59,740 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:15:59,909 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:16:00,070 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:16:00,257 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:16:00,430 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:16:00,599 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:16:00,780 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 185 [2019-11-24 10:16:00,960 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 185 [2019-11-24 10:16:01,135 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-24 10:16:01,138 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:16:01,151 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:16:02,909 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-11-24 10:16:03,032 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-11-24 10:16:03,160 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-11-24 10:16:05,287 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 23 [2019-11-24 10:16:05,574 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 23 [2019-11-24 10:16:05,894 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:16:05,908 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:16:05,908 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:16:05,910 INFO L168 Benchmark]: Toolchain (without parser) took 52094.72 ms. Allocated memory was 143.7 MB in the beginning and 1.1 GB in the end (delta: 991.4 MB). Free memory was 99.8 MB in the beginning and 1.0 GB in the end (delta: -946.8 MB). Peak memory consumption was 44.7 MB. Max. memory is 7.1 GB. [2019-11-24 10:16:05,911 INFO L168 Benchmark]: CDTParser took 1.23 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-24 10:16:05,911 INFO L168 Benchmark]: CACSL2BoogieTranslator took 773.26 ms. Allocated memory was 143.7 MB in the beginning and 203.9 MB in the end (delta: 60.3 MB). Free memory was 99.6 MB in the beginning and 170.4 MB in the end (delta: -70.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. [2019-11-24 10:16:05,912 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.55 ms. Allocated memory is still 203.9 MB. Free memory was 170.4 MB in the beginning and 165.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2019-11-24 10:16:05,913 INFO L168 Benchmark]: Boogie Preprocessor took 90.37 ms. Allocated memory is still 203.9 MB. Free memory was 165.3 MB in the beginning and 158.2 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. [2019-11-24 10:16:05,914 INFO L168 Benchmark]: RCFGBuilder took 2111.59 ms. Allocated memory was 203.9 MB in the beginning and 257.9 MB in the end (delta: 54.0 MB). Free memory was 158.2 MB in the beginning and 206.1 MB in the end (delta: -47.9 MB). Peak memory consumption was 113.2 MB. Max. memory is 7.1 GB. [2019-11-24 10:16:05,915 INFO L168 Benchmark]: Sifa took 49021.15 ms. Allocated memory was 257.9 MB in the beginning and 1.1 GB in the end (delta: 877.1 MB). Free memory was 206.1 MB in the beginning and 1.0 GB in the end (delta: -840.5 MB). Peak memory consumption was 36.7 MB. Max. memory is 7.1 GB. [2019-11-24 10:16:05,918 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 773.26 ms. Allocated memory was 143.7 MB in the beginning and 203.9 MB in the end (delta: 60.3 MB). Free memory was 99.6 MB in the beginning and 170.4 MB in the end (delta: -70.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 94.55 ms. Allocated memory is still 203.9 MB. Free memory was 170.4 MB in the beginning and 165.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.37 ms. Allocated memory is still 203.9 MB. Free memory was 165.3 MB in the beginning and 158.2 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2111.59 ms. Allocated memory was 203.9 MB in the beginning and 257.9 MB in the end (delta: 54.0 MB). Free memory was 158.2 MB in the beginning and 206.1 MB in the end (delta: -47.9 MB). Peak memory consumption was 113.2 MB. Max. memory is 7.1 GB. * Sifa took 49021.15 ms. Allocated memory was 257.9 MB in the beginning and 1.1 GB in the end (delta: 877.1 MB). Free memory was 206.1 MB in the beginning and 1.0 GB in the end (delta: -840.5 MB). Peak memory consumption was 36.7 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]: 48974, 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]: 557, 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]: 427, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 15, FLUID_QUERY_TIME[ms]: 29, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 40549, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 6850, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 220, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 31, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 463, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 47424, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 47421, 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]: 5, PATH_EXPR_TIME[ms]: 15, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 130, DAG_COMPRESSION_PROCESSED_NODES: 2248, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 478]: 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 8325#(and (<= 21 ~u~0) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a~0) (not (= ~a11~0 1)) (= ~a21~0 1) (= ~a25~0 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) (= ~a28~0 7) (<= 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...