java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique NONE -i ../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 02:05:41,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 02:05:41,833 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 02:05:41,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 02:05:41,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 02:05:41,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 02:05:41,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 02:05:41,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 02:05:41,869 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 02:05:41,870 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 02:05:41,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 02:05:41,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 02:05:41,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 02:05:41,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 02:05:41,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 02:05:41,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 02:05:41,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 02:05:41,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 02:05:41,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 02:05:41,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 02:05:41,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 02:05:41,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 02:05:41,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 02:05:41,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 02:05:41,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 02:05:41,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 02:05:41,889 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 02:05:41,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 02:05:41,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 02:05:41,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 02:05:41,891 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 02:05:41,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 02:05:41,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 02:05:41,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 02:05:41,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 02:05:41,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 02:05:41,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 02:05:41,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 02:05:41,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 02:05:41,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 02:05:41,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 02:05:41,898 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-17 02:05:41,914 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 02:05:41,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 02:05:41,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 02:05:41,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 02:05:41,916 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 02:05:41,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 02:05:41,916 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 02:05:41,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 02:05:41,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 02:05:41,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 02:05:41,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 02:05:41,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 02:05:41,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 02:05:41,918 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 02:05:41,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 02:05:41,918 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 02:05:41,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 02:05:41,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 02:05:41,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 02:05:41,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 02:05:41,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 02:05:41,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 02:05:41,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 02:05:41,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 02:05:41,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 02:05:41,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 02:05:41,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 02:05:41,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 02:05:41,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> NONE [2019-09-17 02:05:41,966 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 02:05:41,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 02:05:41,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 02:05:41,984 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 02:05:41,984 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 02:05:41,985 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2019-09-17 02:05:42,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85a9e2176/e344f39c4e4945f48b134d71c887cbb6/FLAG75abab688 [2019-09-17 02:05:42,666 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 02:05:42,666 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2019-09-17 02:05:42,683 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85a9e2176/e344f39c4e4945f48b134d71c887cbb6/FLAG75abab688 [2019-09-17 02:05:42,916 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85a9e2176/e344f39c4e4945f48b134d71c887cbb6 [2019-09-17 02:05:42,926 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 02:05:42,927 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 02:05:42,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 02:05:42,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 02:05:42,931 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 02:05:42,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:05:42" (1/1) ... [2019-09-17 02:05:42,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@134c3fac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:42, skipping insertion in model container [2019-09-17 02:05:42,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:05:42" (1/1) ... [2019-09-17 02:05:42,943 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 02:05:43,029 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 02:05:43,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:05:43,818 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 02:05:44,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:05:44,069 INFO L192 MainTranslator]: Completed translation [2019-09-17 02:05:44,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:44 WrapperNode [2019-09-17 02:05:44,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 02:05:44,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 02:05:44,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 02:05:44,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 02:05:44,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:44" (1/1) ... [2019-09-17 02:05:44,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:44" (1/1) ... [2019-09-17 02:05:44,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:44" (1/1) ... [2019-09-17 02:05:44,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:44" (1/1) ... [2019-09-17 02:05:44,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:44" (1/1) ... [2019-09-17 02:05:44,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:44" (1/1) ... [2019-09-17 02:05:44,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:44" (1/1) ... [2019-09-17 02:05:44,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 02:05:44,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 02:05:44,215 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 02:05:44,215 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 02:05:44,219 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:05:44" (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 [2019-09-17 02:05:44,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 02:05:44,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 02:05:44,287 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 02:05:44,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 02:05:44,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-17 02:05:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 02:05:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 02:05:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 02:05:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 02:05:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 02:05:45,821 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 02:05:45,821 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-17 02:05:45,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:05:45 BoogieIcfgContainer [2019-09-17 02:05:45,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 02:05:45,823 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 02:05:45,823 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 02:05:45,824 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 02:05:45,825 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:05:45" (1/1) ... [2019-09-17 02:05:45,826 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-17 02:05:45,851 INFO L162 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-09-17 02:05:45,852 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 02:05:45,874 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 02:05:45,885 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 02:05:45,887 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 02:05:45,967 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 20 for LOIs [2019-09-17 02:05:47,623 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:47,642 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:47,709 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:47,728 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:47,774 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:47,787 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:47,830 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:47,839 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:47,880 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:47,891 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:47,931 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:47,942 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:47,984 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:47,993 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,032 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,042 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,084 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,092 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,129 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,138 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,174 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,184 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,222 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,231 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,272 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,283 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,328 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,337 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,374 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,382 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,418 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,427 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,462 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,469 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:48,506 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:55,382 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:05:55,391 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 02:05:55,391 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 02:05:55,398 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 17143#(= main_~__VERIFIER_assert__cond~0 0) [2019-09-17 02:05:55,399 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 17038#(and (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (or (and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (or (and (= 0 main_~__tmp_11~0) (not (<= 0 main_~main____CPAchecker_TMP_7~0))) (and (<= 0 main_~main____CPAchecker_TMP_7~0) (= 1 main_~__tmp_11~0))) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (or (and (not (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0)) (= 0 main_~__tmp_12~0)) (and (= 1 main_~__tmp_12~0) (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0))) (= (+ main_~main____CPAchecker_TMP_7~0 1) main_~main__t~0)) (and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (not (= main_~__VERIFIER_assert__cond~3 0)) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_2609_0~0) (or (and (= main_~__tmp_4~0 0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)))) (and (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= main_~__tmp_4~0 1))) (not (= main_~__VERIFIER_assert__cond~2 0)) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_2~0 1)) (or (and (= main_~__tmp_3~0 0) (not (<= 1 main_~main__t~0))) (and (= main_~__tmp_3~0 1) (<= 1 main_~main__t~0))) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2))) (= main_~__tmp_6~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__VERIFIER_assert__cond~5 0) (not (= main_~__VERIFIER_assert__cond~4 0)) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (= main_~main__tagbuf_len~0 main_~main__t~0)) [2019-09-17 02:05:55,401 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 12891#(and (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~8 0)) (= main_~__VERIFIER_assert__cond~9 0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_10~0) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (= main_~main__tagbuf_len~0 main_~main__t~0) (or (and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_5~0 1)) (or (and (= main_~__tmp_7~0 1) (<= 1 main_~main__t~0)) (and (not (<= 1 main_~main__t~0)) (= main_~__tmp_7~0 0))) (or (and (= main_~__tmp_8~0 0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)))) (and (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= main_~__tmp_8~0 1))) (not (= main_~__VERIFIER_assert__cond~7 0))) (and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (or (and (= 0 main_~__tmp_11~0) (not (<= 0 main_~main____CPAchecker_TMP_7~0))) (and (<= 0 main_~main____CPAchecker_TMP_7~0) (= 1 main_~__tmp_11~0))) (<= 0 (+ main_~main____CPAchecker_TMP_4~0 2147483648)) (not (= 0 main_~main____CPAchecker_TMP_3~0)) (<= main_~main____CPAchecker_TMP_4~0 2147483647) (not (= main_~main__t~0 (+ main_~main__tagbuf_len~0 1))) (or (and (= main_~__tmp_8~0 0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)))) (and (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= main_~__tmp_8~0 1))) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_7~0 2)) (not (= main_~__VERIFIER_assert__cond~11 0)) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648)) (not (= main_~__VERIFIER_assert__cond~7 0)) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_5~0 1)) (or (and (not (<= 1 main_~main__t~0)) (= main_~__tmp_7~0 0)) (and (<= 1 main_~main__t~0) (= main_~__tmp_7~0 1))) (= 0 main_~main____CPAchecker_TMP_6~0) (<= main_~main____CPAchecker_TMP_3~0 2147483647) (or (and (not (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0)) (= 0 main_~__tmp_12~0)) (and (= 1 main_~__tmp_12~0) (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0)))))) [2019-09-17 02:05:55,402 INFO L193 IcfgInterpreter]: Reachable states at location mainErr15ASSERT_VIOLATIONERROR_FUNCTION satisfy 6027#(or (and (= main_~__tmp_134~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__VERIFIER_assert__cond~133 main_~__tmp_134~0) (not (= main_~__VERIFIER_assert__cond~132 0)) (= main_~__VERIFIER_assert__cond~133 0)) (and (= main_~main____CPAchecker_TMP_0~60 0) (or (and (= 1 main_~__tmp_133~0) (<= 0 main_~main__t~0)) (and (= 0 main_~__tmp_133~0) (not (<= 0 main_~main__t~0)))) (or (and (<= main_~main__t~0 main_~main__tagbuf_len~0) (= 1 main_~__tmp_134~0)) (and (= 0 main_~__tmp_134~0) (not (<= main_~main__t~0 main_~main__tagbuf_len~0)))) (= main_~main____CPAchecker_TMP_1~59 ~__tmp_3904_1~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (<= 0 (+ main_~main____CPAchecker_TMP_0~60 2147483648)) (= main_~__VERIFIER_assert__cond~133 0) (= main_~main____CPAchecker_TMP_0~60 ~__tmp_3904_0~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~59 1)) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= main_~__VERIFIER_assert__cond~133 main_~__tmp_134~0) (= main_~main____CPAchecker_TMP_0~59 ~__tmp_3904_0~0) (= main_~__VERIFIER_assert__cond~132 main_~__tmp_133~0) (not (= main_~__VERIFIER_assert__cond~132 0)) (= main_~main____CPAchecker_TMP_1~58 ~__tmp_3904_1~0) (<= main_~main____CPAchecker_TMP_0~60 2147483647))) [2019-09-17 02:05:55,402 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 16133#(and (or (and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (<= 0 (+ main_~main____CPAchecker_TMP_4~0 2147483648)) (or (and (= 1 main_~__tmp_11~0) (<= 1 main_~main__t~0)) (and (not (<= 1 main_~main__t~0)) (= 0 main_~__tmp_11~0))) (not (= 0 main_~main____CPAchecker_TMP_3~0)) (<= main_~main____CPAchecker_TMP_4~0 2147483647) (= main_~__tmp_7~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648)) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__tmp_8~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (or (and (= 1 main_~__tmp_12~0) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1))) (and (= 0 main_~__tmp_12~0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1))))) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_7~0 1)) (= 0 main_~main____CPAchecker_TMP_6~0) (<= main_~main____CPAchecker_TMP_3~0 2147483647)) (and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_8~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_7~0 (ite (<= 0 main_~main__t~0) 1 0)))) (= main_~__VERIFIER_assert__cond~7 0)) [2019-09-17 02:05:55,404 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 13858#(and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_12~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_11~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__VERIFIER_assert__cond~11 0)) [2019-09-17 02:05:55,404 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 17150#(or (= main_~__VERIFIER_assert__cond~1 0) (and (= main_~__tmp_1~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~1 0) (= main_~__tmp_2~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (not (= main_~__VERIFIER_assert__cond~0 0)) (= main_~main__tagbuf_len~0 main_~main__t~0))) [2019-09-17 02:05:55,406 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 17054#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_2609_0~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (= main_~__tmp_4~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_3~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~3 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)) [2019-09-17 02:05:55,407 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 17048#(and (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (or (and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (or (and (= 0 main_~__tmp_11~0) (not (<= 0 main_~main____CPAchecker_TMP_7~0))) (and (<= 0 main_~main____CPAchecker_TMP_7~0) (= 1 main_~__tmp_11~0))) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (or (and (not (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0)) (= 0 main_~__tmp_12~0)) (and (= 1 main_~__tmp_12~0) (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0))) (= (+ main_~main____CPAchecker_TMP_7~0 1) main_~main__t~0)) (and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (not (= main_~__VERIFIER_assert__cond~3 0)) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_2609_0~0) (or (and (= main_~__tmp_4~0 0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)))) (and (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= main_~__tmp_4~0 1))) (not (= main_~__VERIFIER_assert__cond~2 0)) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_2~0 1)) (or (and (= main_~__tmp_3~0 0) (not (<= 1 main_~main__t~0))) (and (= main_~__tmp_3~0 1) (<= 1 main_~main__t~0))) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2))) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~main__tagbuf_len~0 main_~main__t~0) (= main_~__VERIFIER_assert__cond~4 0)) [2019-09-17 02:05:55,407 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 12955#(and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_5~0 1)) (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (or (and (= main_~__tmp_8~0 0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)))) (and (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= main_~__tmp_8~0 1))) (= main_~__VERIFIER_assert__cond~8 0) (or (and (not (<= 1 main_~main__t~0)) (= main_~__tmp_7~0 0)) (and (<= 1 main_~main__t~0) (= main_~__tmp_7~0 1))) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (= main_~main__tagbuf_len~0 main_~main__t~0) (not (= main_~__VERIFIER_assert__cond~7 0))) [2019-09-17 02:05:55,410 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 15277#(= main_~__VERIFIER_assert__cond~10 0) [2019-09-17 02:05:55,410 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 17027#(and (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_7~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~6 0)) [2019-09-17 02:05:55,410 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 16966#(and (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~12 0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_13~0)) [2019-09-17 02:05:55,411 INFO L193 IcfgInterpreter]: Reachable states at location mainErr14ASSERT_VIOLATIONERROR_FUNCTION satisfy 6020#(or (and (= main_~main____CPAchecker_TMP_0~60 0) (or (and (= 0 main_~__tmp_134~0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)))) (and (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= 1 main_~__tmp_134~0))) (or (and (= 1 main_~__tmp_133~0) (<= 0 main_~main__t~0)) (and (= 0 main_~__tmp_133~0) (not (<= 0 main_~main__t~0)))) (= main_~main____CPAchecker_TMP_1~59 ~__tmp_3904_1~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (<= 0 (+ main_~main____CPAchecker_TMP_0~60 2147483648)) (= main_~__VERIFIER_assert__cond~132 0) (= main_~main____CPAchecker_TMP_0~60 ~__tmp_3904_0~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~59 1)) (not (= main_~__VERIFIER_assert__cond~133 0)) (= main_~main____CPAchecker_TMP_0~59 ~__tmp_3904_0~0) (= main_~__VERIFIER_assert__cond~132 main_~__tmp_133~0) (= main_~__VERIFIER_assert__cond~133 main_~__tmp_134~0) (= main_~main____CPAchecker_TMP_1~58 ~__tmp_3904_1~0) (<= main_~main____CPAchecker_TMP_0~60 2147483647)) (= main_~__VERIFIER_assert__cond~132 0)) [2019-09-17 02:05:55,411 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 14692#(and (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (= main_~main____CPAchecker_TMP_3~0 0) (not (= main_~__VERIFIER_assert__cond~12 0)) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_14~0) (= main_~__VERIFIER_assert__cond~13 0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_13~0)) [2019-09-17 02:05:55,412 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 17059#(and (= main_~__VERIFIER_assert__cond~2 0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_2609_0~0) (= main_~__tmp_3~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)) [2019-09-17 02:05:55,472 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 02:05:55,472 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 02:05:55,477 INFO L168 Benchmark]: Toolchain (without parser) took 12547.50 ms. Allocated memory was 131.6 MB in the beginning and 583.5 MB in the end (delta: 451.9 MB). Free memory was 84.7 MB in the beginning and 70.5 MB in the end (delta: 14.2 MB). Peak memory consumption was 466.1 MB. Max. memory is 7.1 GB. [2019-09-17 02:05:55,478 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-17 02:05:55,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1142.08 ms. Allocated memory was 131.6 MB in the beginning and 202.4 MB in the end (delta: 70.8 MB). Free memory was 84.5 MB in the beginning and 156.4 MB in the end (delta: -72.0 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. [2019-09-17 02:05:55,483 INFO L168 Benchmark]: Boogie Preprocessor took 140.43 ms. Allocated memory is still 202.4 MB. Free memory was 156.4 MB in the beginning and 151.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-09-17 02:05:55,489 INFO L168 Benchmark]: RCFGBuilder took 1608.72 ms. Allocated memory was 202.4 MB in the beginning and 223.3 MB in the end (delta: 21.0 MB). Free memory was 151.0 MB in the beginning and 104.7 MB in the end (delta: 46.3 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. [2019-09-17 02:05:55,491 INFO L168 Benchmark]: Sifa took 9649.17 ms. Allocated memory was 223.3 MB in the beginning and 583.5 MB in the end (delta: 360.2 MB). Free memory was 104.7 MB in the beginning and 70.5 MB in the end (delta: 34.2 MB). Peak memory consumption was 394.4 MB. Max. memory is 7.1 GB. [2019-09-17 02:05:55,499 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1142.08 ms. Allocated memory was 131.6 MB in the beginning and 202.4 MB in the end (delta: 70.8 MB). Free memory was 84.5 MB in the beginning and 156.4 MB in the end (delta: -72.0 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 140.43 ms. Allocated memory is still 202.4 MB. Free memory was 156.4 MB in the beginning and 151.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1608.72 ms. Allocated memory was 202.4 MB in the beginning and 223.3 MB in the end (delta: 21.0 MB). Free memory was 151.0 MB in the beginning and 104.7 MB in the end (delta: 46.3 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. * Sifa took 9649.17 ms. Allocated memory was 223.3 MB in the beginning and 583.5 MB in the end (delta: 360.2 MB). Free memory was 104.7 MB in the beginning and 70.5 MB in the end (delta: 34.2 MB). Peak memory consumption was 394.4 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]: 9561, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 3105, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 2893, TOOLS_POST_TIME[ms]: 3548, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 24, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 2896, TOOLS_QUANTIFIERELIM_TIME[ms]: 2855, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 23, FLUID_QUERY_TIME[ms]: 52, FLUID_QUERIES: 3281, FLUID_YES_ANSWERS: 66, DOMAIN_JOIN_APPLICATIONS: 1894, DOMAIN_JOIN_TIME[ms]: 174, DOMAIN_ALPHA_APPLICATIONS: 66, DOMAIN_ALPHA_TIME[ms]: 2336, DOMAIN_WIDEN_APPLICATIONS: 102, DOMAIN_WIDEN_TIME[ms]: 40, DOMAIN_ISSUBSETEQ_APPLICATIONS: 176, DOMAIN_ISSUBSETEQ_TIME[ms]: 728, DOMAIN_ISBOTTOM_APPLICATIONS: 496, DOMAIN_ISBOTTOM_TIME[ms]: 980, LOOP_SUMMARIZER_APPLICATIONS: 74, LOOP_SUMMARIZER_CACHE_MISSES: 74, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6642, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6641, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 176, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 14, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 14, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 49, REGEX_TO_DAG_TIME[ms]: 36, DAG_COMPRESSION_TIME[ms]: 1205, DAG_COMPRESSION_PROCESSED_NODES: 88075, DAG_COMPRESSION_RETAINED_NODES: 1374 - UnprovableResult [Line: 30]: 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 17143#(= main_~__VERIFIER_assert__cond~0 0). Possible FailurePath: - PositiveResult [Line: 112]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 180]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 2611]: 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 6027#(or (and (= main_~__tmp_134~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__VERIFIER_assert__cond~133 main_~__tmp_134~0) (not (= main_~__VERIFIER_assert__cond~132 0)) (= main_~__VERIFIER_assert__cond~133 0)) (and (= main_~main____CPAchecker_TMP_0~60 0) (or (and (= 1 main_~__tmp_133~0) (<= 0 main_~main__t~0)) (and (= 0 main_~__tmp_133~0) (not (<= 0 main_~main__t~0)))) (or (and (<= main_~main__t~0 main_~main__tagbuf_len~0) (= 1 main_~__tmp_134~0)) (and (= 0 main_~__tmp_134~0) (not (<= main_~main__t~0 main_~main__tagbuf_len~0)))) (= main_~main____CPAchecker_TMP_1~59 ~__tmp_3904_1~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (<= 0 (+ main_~main____CPAchecker_TMP_0~60 2147483648)) (= main_~__VERIFIER_assert__cond~133 0) (= main_~main____CPAchecker_TMP_0~60 ~__tmp_3904_0~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~59 1)) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= main_~__VERIFIER_assert__cond~133 main_~__tmp_134~0) (= main_~main____CPAchecker_TMP_0~59 ~__tmp_3904_0~0) (= main_~__VERIFIER_assert__cond~132 main_~__tmp_133~0) (not (= main_~__VERIFIER_assert__cond~132 0)) (= main_~main____CPAchecker_TMP_1~58 ~__tmp_3904_1~0) (<= main_~main____CPAchecker_TMP_0~60 2147483647))). Possible FailurePath: - UnprovableResult [Line: 152]: 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 16133#(and (or (and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (<= 0 (+ main_~main____CPAchecker_TMP_4~0 2147483648)) (or (and (= 1 main_~__tmp_11~0) (<= 1 main_~main__t~0)) (and (not (<= 1 main_~main__t~0)) (= 0 main_~__tmp_11~0))) (not (= 0 main_~main____CPAchecker_TMP_3~0)) (<= main_~main____CPAchecker_TMP_4~0 2147483647) (= main_~__tmp_7~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648)) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__tmp_8~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (or (and (= 1 main_~__tmp_12~0) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1))) (and (= 0 main_~__tmp_12~0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1))))) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_7~0 1)) (= 0 main_~main____CPAchecker_TMP_6~0) (<= main_~main____CPAchecker_TMP_3~0 2147483647)) (and (not (= main_~__VERIFIER_assert__cond~6 0)) (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_8~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_7~0 (ite (<= 0 main_~main__t~0) 1 0)))) (= main_~__VERIFIER_assert__cond~7 0)). Possible FailurePath: - UnprovableResult [Line: 214]: 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 13858#(and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_12~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_11~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__VERIFIER_assert__cond~11 0)). Possible FailurePath: - UnprovableResult [Line: 42]: 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 17150#(or (= main_~__VERIFIER_assert__cond~1 0) (and (= main_~__tmp_1~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~1 0) (= main_~__tmp_2~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (not (= main_~__VERIFIER_assert__cond~0 0)) (= main_~main__tagbuf_len~0 main_~main__t~0))). Possible FailurePath: - UnprovableResult [Line: 83]: 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 17054#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_2609_0~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (= main_~__tmp_4~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_3~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~3 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)). Possible FailurePath: - PositiveResult [Line: 100]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 168]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 202]: 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 15277#(= main_~__VERIFIER_assert__cond~10 0). Possible FailurePath: - UnprovableResult [Line: 140]: 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 17027#(and (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_7~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~6 0)). Possible FailurePath: - UnprovableResult [Line: 250]: 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 16966#(and (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~12 0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_13~0)). Possible FailurePath: - UnprovableResult [Line: 2599]: 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 6020#(or (and (= main_~main____CPAchecker_TMP_0~60 0) (or (and (= 0 main_~__tmp_134~0) (not (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)))) (and (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= 1 main_~__tmp_134~0))) (or (and (= 1 main_~__tmp_133~0) (<= 0 main_~main__t~0)) (and (= 0 main_~__tmp_133~0) (not (<= 0 main_~main__t~0)))) (= main_~main____CPAchecker_TMP_1~59 ~__tmp_3904_1~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (<= 0 (+ main_~main____CPAchecker_TMP_0~60 2147483648)) (= main_~__VERIFIER_assert__cond~132 0) (= main_~main____CPAchecker_TMP_0~60 ~__tmp_3904_0~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~59 1)) (not (= main_~__VERIFIER_assert__cond~133 0)) (= main_~main____CPAchecker_TMP_0~59 ~__tmp_3904_0~0) (= main_~__VERIFIER_assert__cond~132 main_~__tmp_133~0) (= main_~__VERIFIER_assert__cond~133 main_~__tmp_134~0) (= main_~main____CPAchecker_TMP_1~58 ~__tmp_3904_1~0) (<= main_~main____CPAchecker_TMP_0~60 2147483647)) (= main_~__VERIFIER_assert__cond~132 0)). Possible FailurePath: - UnprovableResult [Line: 262]: 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 14692#(and (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (= main_~main____CPAchecker_TMP_3~0 0) (not (= main_~__VERIFIER_assert__cond~12 0)) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_14~0) (= main_~__VERIFIER_assert__cond~13 0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_13~0)). Possible FailurePath: - UnprovableResult [Line: 71]: 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 17059#(and (= main_~__VERIFIER_assert__cond~2 0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_2609_0~0) (= main_~__tmp_3~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...