/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_label52.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:17:49,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:17:49,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:17:49,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:17:49,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:17:49,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:17:49,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:17:49,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:17:49,953 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:17:49,954 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:17:49,955 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:17:49,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:17:49,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:17:49,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:17:49,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:17:49,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:17:49,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:17:49,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:17:49,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:17:49,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:17:49,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:17:49,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:17:49,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:17:49,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:17:49,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 10:17:49,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 10:17:49,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 10:17:49,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 10:17:49,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 10:17:49,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 10:17:49,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:17:49,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:17:49,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:17:49,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:17:49,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:17:49,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:17:49,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:17:49,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:17:49,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:17:49,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:17:49,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:17:49,980 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 10:17:49,995 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:17:49,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:17:49,996 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:17:49,996 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:17:49,996 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:17:49,997 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:17:49,997 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:17:49,997 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:17:49,997 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:17:49,997 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:17:49,998 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:17:49,998 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:17:49,998 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:17:49,998 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:17:49,998 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:17:49,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:17:49,999 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:17:49,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:17:50,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:17:50,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:17:50,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:17:50,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:17:50,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:17:50,001 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:17:50,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:17:50,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:17:50,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:17:50,002 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:17:50,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:17:50,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:17:50,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:17:50,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:17:50,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:17:50,003 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:17:50,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:17:50,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:17:50,003 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:17:50,004 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:17:50,290 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:17:50,307 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:17:50,311 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:17:50,313 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:17:50,314 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:17:50,314 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label52.c [2019-11-24 10:17:50,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/314ac31ab/95e64c4c3f81407daf7e6ea47fd4c8d8/FLAGe2ffee4f0 [2019-11-24 10:17:50,954 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:17:50,954 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label52.c [2019-11-24 10:17:50,969 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/314ac31ab/95e64c4c3f81407daf7e6ea47fd4c8d8/FLAGe2ffee4f0 [2019-11-24 10:17:51,211 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/314ac31ab/95e64c4c3f81407daf7e6ea47fd4c8d8 [2019-11-24 10:17:51,220 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:17:51,222 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:17:51,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:17:51,223 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:17:51,228 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:17:51,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:51" (1/1) ... [2019-11-24 10:17:51,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a725cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:51, skipping insertion in model container [2019-11-24 10:17:51,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:51" (1/1) ... [2019-11-24 10:17:51,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:17:51,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:17:51,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:17:51,901 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:17:52,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:17:52,018 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:17:52,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:52 WrapperNode [2019-11-24 10:17:52,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:17:52,020 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:17:52,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:17:52,020 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:17:52,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:52" (1/1) ... [2019-11-24 10:17:52,049 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:52" (1/1) ... [2019-11-24 10:17:52,114 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:17:52,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:17:52,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:17:52,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:17:52,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:52" (1/1) ... [2019-11-24 10:17:52,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:52" (1/1) ... [2019-11-24 10:17:52,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:52" (1/1) ... [2019-11-24 10:17:52,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:52" (1/1) ... [2019-11-24 10:17:52,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:52" (1/1) ... [2019-11-24 10:17:52,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:52" (1/1) ... [2019-11-24 10:17:52,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:52" (1/1) ... [2019-11-24 10:17:52,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:17:52,200 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:17:52,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:17:52,201 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:17:52,201 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:52" (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 10:17:52,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:17:52,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:17:54,230 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:17:54,230 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:17:54,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:54 BoogieIcfgContainer [2019-11-24 10:17:54,232 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:17:54,232 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:17:54,232 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:17:54,232 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:17:54,234 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:54" (1/1) ... [2019-11-24 10:17:54,235 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 10:17:54,264 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:17:54,264 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:17:54,280 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:17:54,291 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:17:54,293 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:17:54,767 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-11-24 10:18:06,598 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 24 [2019-11-24 10:18:06,802 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 24 [2019-11-24 10:18:06,970 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 24 [2019-11-24 10:18:10,364 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-24 10:18:11,478 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:18:11,802 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:18:11,905 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:18:12,008 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:18:12,124 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2019-11-24 10:18:12,243 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2019-11-24 10:18:12,356 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:18:12,478 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:18:12,586 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:18:12,699 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:18:12,815 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:18:12,933 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2019-11-24 10:18:13,048 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:13,174 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:13,287 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:13,401 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:13,527 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:18:13,646 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:18:13,760 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:13,891 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:18:14,022 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:18:14,141 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:18:14,266 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:18:14,389 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:18:14,513 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:18:14,649 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:18:14,779 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:18:14,908 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:18:15,063 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:18:15,198 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:18:15,331 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:18:15,477 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:18:15,618 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:18:15,757 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:18:15,897 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:18:16,036 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:18:16,187 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:18:16,338 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:16,483 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:16,628 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:16,778 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:18:16,927 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:18:17,076 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:18:17,246 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:18:17,404 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2019-11-24 10:18:17,561 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:18:17,720 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:18:17,883 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:18:18,040 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:18:18,213 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:18:18,373 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:18:18,531 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:18:18,696 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 176 [2019-11-24 10:18:18,860 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 176 [2019-11-24 10:18:19,023 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:18:19,207 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:18:19,374 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:18:19,538 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:18:19,706 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:18:19,883 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:18:20,050 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:18:20,223 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:18:20,395 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:18:20,567 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:18:20,569 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:18:20,583 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:18:22,580 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-11-24 10:18:22,721 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-11-24 10:18:22,847 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-11-24 10:18:22,972 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-11-24 10:18:23,112 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-11-24 10:18:25,577 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 25 [2019-11-24 10:18:25,706 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 25 [2019-11-24 10:18:25,847 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 25 [2019-11-24 10:18:30,401 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:18:30,717 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:30,823 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:30,929 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:31,035 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:31,141 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:31,254 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:18:31,376 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:31,488 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:31,599 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:31,711 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:31,823 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:31,935 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:32,061 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:18:32,176 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:18:32,288 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:18:32,416 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:18:32,533 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:18:32,649 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:18:32,779 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:18:32,901 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:18:33,023 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:18:33,160 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 172 [2019-11-24 10:18:33,297 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 172 [2019-11-24 10:18:33,429 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:18:33,572 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:18:33,712 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:18:33,845 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:18:33,986 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 173 [2019-11-24 10:18:34,126 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 173 [2019-11-24 10:18:34,267 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:34,414 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:34,554 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:34,694 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:18:34,842 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:18:34,989 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:18:35,134 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:18:35,295 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:18:35,446 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:18:35,597 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:18:35,757 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:18:35,914 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2019-11-24 10:18:36,071 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:18:36,244 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:18:36,406 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:18:36,562 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:18:36,719 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:18:36,875 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:18:37,041 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:18:37,209 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-24 10:18:37,375 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-24 10:18:37,538 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:18:37,711 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:18:37,886 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2019-11-24 10:18:38,053 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:18:38,234 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:18:38,412 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:18:38,585 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:18:38,774 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 185 [2019-11-24 10:18:38,960 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 185 [2019-11-24 10:18:39,142 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-24 10:18:39,143 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:18:39,157 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-24 10:18:43,118 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 25 [2019-11-24 10:18:43,244 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 25 [2019-11-24 10:18:43,380 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:18:43,393 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:18:43,393 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:18:43,395 INFO L168 Benchmark]: Toolchain (without parser) took 52173.36 ms. Allocated memory was 142.6 MB in the beginning and 1.1 GB in the end (delta: 968.4 MB). Free memory was 98.6 MB in the beginning and 231.2 MB in the end (delta: -132.5 MB). Peak memory consumption was 835.8 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:43,396 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 142.6 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 10:18:43,396 INFO L168 Benchmark]: CACSL2BoogieTranslator took 796.78 ms. Allocated memory was 142.6 MB in the beginning and 200.3 MB in the end (delta: 57.7 MB). Free memory was 98.4 MB in the beginning and 163.2 MB in the end (delta: -64.8 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:43,397 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.67 ms. Allocated memory is still 200.3 MB. Free memory was 163.2 MB in the beginning and 158.1 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:43,398 INFO L168 Benchmark]: Boogie Preprocessor took 85.22 ms. Allocated memory is still 200.3 MB. Free memory was 158.1 MB in the beginning and 153.7 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:43,398 INFO L168 Benchmark]: RCFGBuilder took 2031.53 ms. Allocated memory was 200.3 MB in the beginning and 254.3 MB in the end (delta: 54.0 MB). Free memory was 153.0 MB in the beginning and 198.2 MB in the end (delta: -45.2 MB). Peak memory consumption was 111.8 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:43,399 INFO L168 Benchmark]: Sifa took 49161.12 ms. Allocated memory was 254.3 MB in the beginning and 1.1 GB in the end (delta: 856.7 MB). Free memory was 198.2 MB in the beginning and 231.2 MB in the end (delta: -33.0 MB). Peak memory consumption was 823.7 MB. Max. memory is 7.1 GB. [2019-11-24 10:18:43,405 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 142.6 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 796.78 ms. Allocated memory was 142.6 MB in the beginning and 200.3 MB in the end (delta: 57.7 MB). Free memory was 98.4 MB in the beginning and 163.2 MB in the end (delta: -64.8 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 94.67 ms. Allocated memory is still 200.3 MB. Free memory was 163.2 MB in the beginning and 158.1 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.22 ms. Allocated memory is still 200.3 MB. Free memory was 158.1 MB in the beginning and 153.7 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2031.53 ms. Allocated memory was 200.3 MB in the beginning and 254.3 MB in the end (delta: 54.0 MB). Free memory was 153.0 MB in the beginning and 198.2 MB in the end (delta: -45.2 MB). Peak memory consumption was 111.8 MB. Max. memory is 7.1 GB. * Sifa took 49161.12 ms. Allocated memory was 254.3 MB in the beginning and 1.1 GB in the end (delta: 856.7 MB). Free memory was 198.2 MB in the beginning and 231.2 MB in the end (delta: -33.0 MB). Peak memory consumption was 823.7 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]: 49118, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 232, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 675, TOOLS_POST_TIME[ms]: 588, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME[ms]: 0, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 674, TOOLS_QUANTIFIERELIM_TIME[ms]: 445, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 15, FLUID_QUERY_TIME[ms]: 26, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 41185, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 6246, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 304, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 69, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 443, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 47915, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 47914, 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]: 9, DAG_COMPRESSION_TIME[ms]: 106, DAG_COMPRESSION_PROCESSED_NODES: 2153, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 484]: 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 8309#(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 8) (<= ~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|) (<= 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...