/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_label16.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:14:02,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:14:02,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:14:02,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:14:02,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:14:02,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:14:02,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:14:02,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:14:02,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:14:02,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:14:02,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:14:02,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:14:02,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:14:02,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:14:02,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:14:02,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:14:02,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:14:02,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:14:02,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:14:02,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:14:02,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:14:02,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:14:02,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:14:02,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:14:02,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 10:14:02,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 10:14:02,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 10:14:02,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 10:14:02,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 10:14:02,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 10:14:02,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:14:02,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:14:02,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:14:02,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:14:02,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:14:02,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:14:02,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:14:02,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:14:02,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:14:02,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:14:02,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:14:02,894 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 10:14:02,918 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:14:02,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:14:02,919 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:14:02,920 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:14:02,920 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:14:02,920 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:14:02,920 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:14:02,920 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:14:02,921 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:14:02,921 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:14:02,921 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:14:02,921 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:14:02,921 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:14:02,922 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:14:02,922 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:14:02,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:14:02,922 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:14:02,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:14:02,924 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:14:02,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:14:02,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:14:02,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:14:02,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:14:02,925 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:14:02,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:14:02,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:14:02,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:14:02,926 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:14:02,927 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:14:02,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:14:02,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:14:02,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:14:02,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:14:02,929 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:14:02,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:14:02,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:14:02,930 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:14:02,930 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:14:03,209 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:14:03,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:14:03,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:14:03,230 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:14:03,230 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:14:03,231 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label16.c [2019-11-24 10:14:03,289 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec8396a51/5bb1f714e49a45ff80cf6b7ae9ac2b04/FLAG48ee35b00 [2019-11-24 10:14:03,814 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:14:03,814 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label16.c [2019-11-24 10:14:03,831 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec8396a51/5bb1f714e49a45ff80cf6b7ae9ac2b04/FLAG48ee35b00 [2019-11-24 10:14:04,082 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec8396a51/5bb1f714e49a45ff80cf6b7ae9ac2b04 [2019-11-24 10:14:04,092 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:14:04,094 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:14:04,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:14:04,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:14:04,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:14:04,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:14:04" (1/1) ... [2019-11-24 10:14:04,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f6a1297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:04, skipping insertion in model container [2019-11-24 10:14:04,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:14:04" (1/1) ... [2019-11-24 10:14:04,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:14:04,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:14:04,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:14:04,691 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:14:04,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:14:04,910 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:14:04,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:04 WrapperNode [2019-11-24 10:14:04,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:14:04,912 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:14:04,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:14:04,912 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:14:04,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:04" (1/1) ... [2019-11-24 10:14:04,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:04" (1/1) ... [2019-11-24 10:14:04,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:14:04,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:14:04,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:14:04,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:14:05,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:04" (1/1) ... [2019-11-24 10:14:05,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:04" (1/1) ... [2019-11-24 10:14:05,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:04" (1/1) ... [2019-11-24 10:14:05,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:04" (1/1) ... [2019-11-24 10:14:05,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:04" (1/1) ... [2019-11-24 10:14:05,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:04" (1/1) ... [2019-11-24 10:14:05,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:04" (1/1) ... [2019-11-24 10:14:05,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:14:05,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:14:05,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:14:05,080 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:14:05,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:14:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:14:05,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:14:05,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:14:07,092 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:14:07,093 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:14:07,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:14:07 BoogieIcfgContainer [2019-11-24 10:14:07,094 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:14:07,095 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:14:07,095 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:14:07,095 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:14:07,096 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:14:07" (1/1) ... [2019-11-24 10:14:07,097 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 10:14:07,125 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:14:07,125 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:14:07,136 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:14:07,146 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:14:07,147 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:14:10,478 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 109 [2019-11-24 10:14:11,586 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 126 [2019-11-24 10:14:20,043 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-24 10:14:20,057 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-24 10:14:20,078 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-24 10:14:24,077 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:14:24,675 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 160 [2019-11-24 10:14:24,779 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 160 [2019-11-24 10:14:24,884 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:14:24,998 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:14:25,099 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:14:25,208 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:14:25,317 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 161 [2019-11-24 10:14:25,427 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 161 [2019-11-24 10:14:25,537 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:14:25,657 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:14:25,764 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:14:25,871 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:14:25,999 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2019-11-24 10:14:26,116 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2019-11-24 10:14:26,223 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:14:26,347 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:26,460 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:26,591 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:14:26,713 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:26,836 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:26,965 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:27,097 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:27,222 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:27,346 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:27,488 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:14:27,619 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:14:27,747 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:14:27,889 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:28,023 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:28,157 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:28,292 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:28,427 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:28,571 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:28,719 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:28,859 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:28,999 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:29,145 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:29,289 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:29,432 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:29,595 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 173 [2019-11-24 10:14:29,746 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 173 [2019-11-24 10:14:29,895 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:30,045 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 172 [2019-11-24 10:14:30,197 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 172 [2019-11-24 10:14:30,345 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:30,500 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:30,655 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:30,802 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:30,959 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 173 [2019-11-24 10:14:31,116 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 173 [2019-11-24 10:14:31,270 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:31,437 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 173 [2019-11-24 10:14:31,600 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 173 [2019-11-24 10:14:31,754 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:31,916 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2019-11-24 10:14:32,078 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2019-11-24 10:14:32,237 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:14:32,402 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:14:32,585 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:14:32,757 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:14:32,759 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 17 [2019-11-24 10:14:32,770 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 17 [2019-11-24 10:14:34,664 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-11-24 10:14:37,265 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-11-24 10:14:37,289 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-11-24 10:14:37,319 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-11-24 10:14:40,941 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:14:41,166 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:14:41,340 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:14:41,826 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:14:42,333 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:14:42,434 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:14:42,649 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:14:42,758 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:14:42,875 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:14:42,982 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:14:43,089 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:14:43,195 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:14:43,315 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 162 [2019-11-24 10:14:43,424 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 162 [2019-11-24 10:14:43,531 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:14:43,656 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:43,767 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:43,879 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:14:44,008 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:44,123 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:44,238 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:14:44,365 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 169 [2019-11-24 10:14:44,491 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 169 [2019-11-24 10:14:44,611 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:14:44,746 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:44,872 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:44,997 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:14:45,133 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 170 [2019-11-24 10:14:45,266 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 170 [2019-11-24 10:14:45,397 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:45,535 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:45,665 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:45,796 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:14:45,934 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:46,070 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:46,213 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:14:46,365 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:46,508 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:46,650 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:14:46,798 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2019-11-24 10:14:46,945 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 174 [2019-11-24 10:14:47,094 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:47,251 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 173 [2019-11-24 10:14:47,403 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 173 [2019-11-24 10:14:47,548 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:47,694 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:47,839 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:47,989 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:14:48,148 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 174 [2019-11-24 10:14:48,299 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 174 [2019-11-24 10:14:48,458 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:14:48,621 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 175 [2019-11-24 10:14:48,785 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 175 [2019-11-24 10:14:48,942 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:14:49,116 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:14:49,277 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:14:49,440 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:14:49,616 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 182 [2019-11-24 10:14:49,791 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 182 [2019-11-24 10:14:49,962 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-11-24 10:14:49,964 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 17 [2019-11-24 10:14:49,974 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 17 [2019-11-24 10:14:53,922 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-11-24 10:14:53,943 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-11-24 10:14:53,986 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 10:14:54,001 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 10:14:54,001 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 10:14:54,004 INFO L168 Benchmark]: Toolchain (without parser) took 49909.08 ms. Allocated memory was 142.6 MB in the beginning and 1.0 GB in the end (delta: 890.2 MB). Free memory was 101.3 MB in the beginning and 95.5 MB in the end (delta: 5.8 MB). Peak memory consumption was 896.1 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:54,010 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-24 10:14:54,012 INFO L168 Benchmark]: CACSL2BoogieTranslator took 816.55 ms. Allocated memory was 142.6 MB in the beginning and 205.0 MB in the end (delta: 62.4 MB). Free memory was 101.1 MB in the beginning and 172.1 MB in the end (delta: -71.0 MB). Peak memory consumption was 31.2 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:54,012 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.67 ms. Allocated memory is still 205.0 MB. Free memory was 172.1 MB in the beginning and 166.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:54,015 INFO L168 Benchmark]: Boogie Preprocessor took 77.48 ms. Allocated memory is still 205.0 MB. Free memory was 166.6 MB in the beginning and 162.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:54,016 INFO L168 Benchmark]: RCFGBuilder took 2017.71 ms. Allocated memory was 205.0 MB in the beginning and 249.6 MB in the end (delta: 44.6 MB). Free memory was 161.7 MB in the beginning and 194.1 MB in the end (delta: -32.4 MB). Peak memory consumption was 115.7 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:54,021 INFO L168 Benchmark]: Sifa took 46906.50 ms. Allocated memory was 249.6 MB in the beginning and 1.0 GB in the end (delta: 783.3 MB). Free memory was 194.1 MB in the beginning and 95.5 MB in the end (delta: 98.7 MB). Peak memory consumption was 882.0 MB. Max. memory is 7.1 GB. [2019-11-24 10:14:54,027 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 816.55 ms. Allocated memory was 142.6 MB in the beginning and 205.0 MB in the end (delta: 62.4 MB). Free memory was 101.1 MB in the beginning and 172.1 MB in the end (delta: -71.0 MB). Peak memory consumption was 31.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 86.67 ms. Allocated memory is still 205.0 MB. Free memory was 172.1 MB in the beginning and 166.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.48 ms. Allocated memory is still 205.0 MB. Free memory was 166.6 MB in the beginning and 162.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2017.71 ms. Allocated memory was 205.0 MB in the beginning and 249.6 MB in the end (delta: 44.6 MB). Free memory was 161.7 MB in the beginning and 194.1 MB in the end (delta: -32.4 MB). Peak memory consumption was 115.7 MB. Max. memory is 7.1 GB. * Sifa took 46906.50 ms. Allocated memory was 249.6 MB in the beginning and 1.0 GB in the end (delta: 783.3 MB). Free memory was 194.1 MB in the beginning and 95.5 MB in the end (delta: 98.7 MB). Peak memory consumption was 882.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 46862, 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]: 646, 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]: 504, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 16, FLUID_QUERY_TIME[ms]: 30, FLUID_QUERIES: 727, FLUID_YES_ANSWERS: 310, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 40290, DOMAIN_ALPHA_APPLICATIONS: 310, DOMAIN_ALPHA_TIME[ms]: 4781, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 317, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 32, DOMAIN_ISBOTTOM_APPLICATIONS: 232, DOMAIN_ISBOTTOM_TIME[ms]: 497, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 45862, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 45859, 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]: 10, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 135, DAG_COMPRESSION_PROCESSED_NODES: 2188, DAG_COMPRESSION_RETAINED_NODES: 403 - UnprovableResult [Line: 433]: 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 8159#(and (<= 21 ~u~0) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a~0) (= ~a21~0 1) (<= 23 ~w~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (<= 7 ~a28~0) (not (= ~a19~0 1)) (<= ~a28~0 11) (<= 0 ~a25~0) (<= ~a19~0 1) (<= ULTIMATE.start_main_~input~0 6) (<= ULTIMATE.start_calculate_output_~input 6) (= ~a11~0 1) (<= ~a17~0 8) (<= ~w~0 23) (<= 7 ~a17~0) (<= 0 (+ ULTIMATE.start_main_~output~0 2)) (<= 5 ~e~0) (<= ~a~0 1) (<= 1 |ULTIMATE.start_calculate_output_#in~input|) (<= 1 ULTIMATE.start_calculate_output_~input) (= ~a28~0 10) (<= 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) (= ~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...