/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_label01.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:12:12,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:12:12,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:12:12,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:12:12,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:12:12,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:12:12,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:12:12,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:12:12,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:12:12,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:12:12,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:12:12,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:12:12,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:12:12,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:12:12,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:12:12,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:12:12,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:12:12,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:12:12,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:12:12,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:12:12,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:12:12,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:12:12,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:12:12,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:12:12,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 10:12:12,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 10:12:12,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 10:12:12,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 10:12:12,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 10:12:13,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 10:12:13,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:12:13,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:12:13,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:12:13,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:12:13,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:12:13,003 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:12:13,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:12:13,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:12:13,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:12:13,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:12:13,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:12:13,007 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 10:12:13,023 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:12:13,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:12:13,024 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:12:13,024 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:12:13,025 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:12:13,025 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:12:13,025 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:12:13,025 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:12:13,025 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:12:13,026 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:12:13,026 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:12:13,026 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:12:13,026 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:12:13,026 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:12:13,027 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:12:13,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:12:13,027 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:12:13,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:12:13,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:12:13,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:12:13,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:12:13,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:12:13,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:12:13,029 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:12:13,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:12:13,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:12:13,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:12:13,029 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:12:13,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:12:13,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:12:13,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:12:13,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:12:13,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:12:13,031 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:12:13,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:12:13,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:12:13,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:12:13,031 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:12:13,298 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:12:13,312 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:12:13,316 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:12:13,318 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:12:13,318 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:12:13,319 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label01.c [2019-11-24 10:12:13,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e45687d6a/4e1405259fbe42a98e266c33eb5366ea/FLAG685ea8d57 [2019-11-24 10:12:13,944 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:12:13,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label01.c [2019-11-24 10:12:13,956 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e45687d6a/4e1405259fbe42a98e266c33eb5366ea/FLAG685ea8d57 [2019-11-24 10:12:14,288 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e45687d6a/4e1405259fbe42a98e266c33eb5366ea [2019-11-24 10:12:14,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:12:14,298 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:12:14,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:12:14,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:12:14,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:12:14,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:14" (1/1) ... [2019-11-24 10:12:14,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f9c8f5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14, skipping insertion in model container [2019-11-24 10:12:14,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:14" (1/1) ... [2019-11-24 10:12:14,316 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:12:14,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:12:14,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:12:14,859 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:12:14,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:12:14,996 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:12:14,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14 WrapperNode [2019-11-24 10:12:14,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:12:14,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:12:14,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:12:14,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:12:15,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2019-11-24 10:12:15,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2019-11-24 10:12:15,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:12:15,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:12:15,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:12:15,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:12:15,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2019-11-24 10:12:15,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2019-11-24 10:12:15,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2019-11-24 10:12:15,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2019-11-24 10:12:15,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2019-11-24 10:12:15,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2019-11-24 10:12:15,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (1/1) ... [2019-11-24 10:12:15,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:12:15,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:12:15,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:12:15,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:12:15,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:14" (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 10:12:15,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:12:15,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:12:17,396 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:12:17,396 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:12:17,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:17 BoogieIcfgContainer [2019-11-24 10:12:17,398 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:12:17,398 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:12:17,398 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:12:17,399 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:12:17,400 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:17" (1/1) ... [2019-11-24 10:12:17,400 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 10:12:17,428 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:12:17,431 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:12:17,442 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:12:17,454 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:12:17,456 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:12:30,171 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 33 [2019-11-24 10:12:30,379 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 33 [2019-11-24 10:12:30,552 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 33 [2019-11-24 10:12:32,008 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-11-24 10:12:33,520 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-11-24 10:12:33,622 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-11-24 10:12:34,845 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:12:35,049 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:12:35,155 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:12:35,259 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:12:35,361 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:12:35,472 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:12:35,586 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:12:35,690 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:12:35,805 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2019-11-24 10:12:35,923 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2019-11-24 10:12:36,038 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:36,162 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:36,280 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:36,391 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:36,510 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:12:36,640 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:12:36,761 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:12:36,884 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:12:37,011 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:12:37,126 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:12:37,251 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:12:37,372 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:12:37,491 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:12:37,626 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:12:37,748 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:12:37,870 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:12:38,003 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:38,129 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:38,261 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:38,405 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:38,541 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:38,682 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:38,829 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:38,979 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:39,116 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:39,266 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:39,408 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:39,555 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:39,701 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:39,848 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:39,999 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:40,160 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:40,314 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:40,466 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:40,624 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:40,782 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:40,943 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:41,120 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:12:41,279 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:12:41,439 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:12:41,605 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:12:41,773 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:12:41,936 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:12:42,119 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:12:42,283 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:12:42,458 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:12:42,627 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 176 [2019-11-24 10:12:42,794 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 176 [2019-11-24 10:12:42,957 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:12:43,137 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:12:43,310 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:12:43,478 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:12:43,653 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:12:43,834 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:12:44,012 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:12:44,192 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:12:44,369 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:12:44,550 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:12:44,551 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:12:44,574 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:12:48,729 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 34 [2019-11-24 10:12:48,886 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 34 [2019-11-24 10:12:49,066 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 34 [2019-11-24 10:12:52,395 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:12:53,789 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:53,891 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:53,993 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:54,112 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:12:54,222 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:12:54,333 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:12:54,444 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:12:54,553 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:12:54,661 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:12:54,786 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:12:54,907 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:12:55,025 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:12:55,143 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:12:55,264 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:12:55,383 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:12:55,506 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:12:55,622 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:12:55,736 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:12:55,863 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:55,988 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:56,105 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:56,404 WARN L192 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:56,620 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:56,742 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:56,873 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 172 [2019-11-24 10:12:57,005 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 172 [2019-11-24 10:12:57,134 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:57,277 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:57,414 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:57,548 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:57,686 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 173 [2019-11-24 10:12:57,827 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 173 [2019-11-24 10:12:57,974 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:58,125 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:58,269 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:58,414 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:58,570 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:58,716 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:58,867 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:59,028 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:12:59,177 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:12:59,328 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:12:59,491 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:12:59,652 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:12:59,809 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:12:59,982 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:13:00,142 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:13:00,297 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:13:00,462 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:13:00,616 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:13:00,779 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:13:00,959 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-24 10:13:01,129 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-24 10:13:01,289 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:13:01,461 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:13:01,639 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:13:01,816 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:13:02,017 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:13:02,202 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:13:02,385 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:13:02,574 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 185 [2019-11-24 10:13:02,765 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 185 [2019-11-24 10:13:02,951 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-24 10:13:02,954 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:13:02,975 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:13:07,262 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 34 [2019-11-24 10:13:07,411 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 34 [2019-11-24 10:13:07,571 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:13:07,582 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:13:07,582 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:13:07,585 INFO L168 Benchmark]: Toolchain (without parser) took 53285.85 ms. Allocated memory was 145.8 MB in the beginning and 1.0 GB in the end (delta: 867.2 MB). Free memory was 101.4 MB in the beginning and 275.0 MB in the end (delta: -173.6 MB). Peak memory consumption was 693.6 MB. Max. memory is 7.1 GB. [2019-11-24 10:13:07,586 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 145.8 MB. Free memory is still 120.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 10:13:07,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 698.10 ms. Allocated memory was 145.8 MB in the beginning and 205.0 MB in the end (delta: 59.2 MB). Free memory was 101.2 MB in the beginning and 171.2 MB in the end (delta: -70.0 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. [2019-11-24 10:13:07,587 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.43 ms. Allocated memory is still 205.0 MB. Free memory was 171.2 MB in the beginning and 165.7 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-11-24 10:13:07,588 INFO L168 Benchmark]: Boogie Preprocessor took 64.11 ms. Allocated memory is still 205.0 MB. Free memory was 165.7 MB in the beginning and 160.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-11-24 10:13:07,589 INFO L168 Benchmark]: RCFGBuilder took 2250.91 ms. Allocated memory was 205.0 MB in the beginning and 248.0 MB in the end (delta: 43.0 MB). Free memory was 160.8 MB in the beginning and 189.6 MB in the end (delta: -28.8 MB). Peak memory consumption was 112.1 MB. Max. memory is 7.1 GB. [2019-11-24 10:13:07,590 INFO L168 Benchmark]: Sifa took 50184.18 ms. Allocated memory was 248.0 MB in the beginning and 1.0 GB in the end (delta: 764.9 MB). Free memory was 189.6 MB in the beginning and 275.0 MB in the end (delta: -85.4 MB). Peak memory consumption was 679.6 MB. Max. memory is 7.1 GB. [2019-11-24 10:13:07,600 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 145.8 MB. Free memory is still 120.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 698.10 ms. Allocated memory was 145.8 MB in the beginning and 205.0 MB in the end (delta: 59.2 MB). Free memory was 101.2 MB in the beginning and 171.2 MB in the end (delta: -70.0 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 84.43 ms. Allocated memory is still 205.0 MB. Free memory was 171.2 MB in the beginning and 165.7 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 64.11 ms. Allocated memory is still 205.0 MB. Free memory was 165.7 MB in the beginning and 160.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2250.91 ms. Allocated memory was 205.0 MB in the beginning and 248.0 MB in the end (delta: 43.0 MB). Free memory was 160.8 MB in the beginning and 189.6 MB in the end (delta: -28.8 MB). Peak memory consumption was 112.1 MB. Max. memory is 7.1 GB. * Sifa took 50184.18 ms. Allocated memory was 248.0 MB in the beginning and 1.0 GB in the end (delta: 764.9 MB). Free memory was 189.6 MB in the beginning and 275.0 MB in the end (delta: -85.4 MB). Peak memory consumption was 679.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 50144, 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]: 573, 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]: 439, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13, FLUID_QUERY_TIME[ms]: 29, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 42494, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 6100, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 219, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 44, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 425, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 48883, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 48883, 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]: 11, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 119, DAG_COMPRESSION_PROCESSED_NODES: 2552, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 511]: 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 8282#(and (<= 21 ~u~0) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a~0) (= ~a21~0 1) (= ~a25~0 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) (= ~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|) (<= 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...