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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 21:12:24,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 21:12:24,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 21:12:24,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 21:12:24,993 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 21:12:24,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 21:12:24,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 21:12:24,997 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 21:12:24,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 21:12:25,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 21:12:25,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 21:12:25,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 21:12:25,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 21:12:25,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 21:12:25,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 21:12:25,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 21:12:25,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 21:12:25,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 21:12:25,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 21:12:25,012 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 21:12:25,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 21:12:25,014 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 21:12:25,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 21:12:25,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 21:12:25,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 21:12:25,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 21:12:25,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 21:12:25,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 21:12:25,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 21:12:25,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 21:12:25,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 21:12:25,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 21:12:25,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 21:12:25,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 21:12:25,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 21:12:25,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 21:12:25,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 21:12:25,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 21:12:25,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 21:12:25,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 21:12:25,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 21:12:25,030 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 [2019-09-18 21:12:25,050 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 21:12:25,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 21:12:25,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 21:12:25,052 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 21:12:25,052 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 21:12:25,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 21:12:25,052 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 21:12:25,053 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 21:12:25,053 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 21:12:25,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 21:12:25,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 21:12:25,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 21:12:25,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 21:12:25,054 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 21:12:25,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 21:12:25,054 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 21:12:25,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 21:12:25,055 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 21:12:25,055 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 21:12:25,055 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 21:12:25,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 21:12:25,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 21:12:25,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 21:12:25,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 21:12:25,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 21:12:25,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 21:12:25,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 21:12:25,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 21:12:25,057 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 -> ReUseSupersetCallSummarizer 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 -> SIMPLIFY_DDA [2019-09-18 21:12:25,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 21:12:25,123 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 21:12:25,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 21:12:25,135 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 21:12:25,136 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 21:12:25,137 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-09-18 21:12:25,204 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfef5f9d5/351568d3a5724fde86db899113c7ba37/FLAG8a16fcd6a [2019-09-18 21:12:25,679 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 21:12:25,681 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-09-18 21:12:25,691 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfef5f9d5/351568d3a5724fde86db899113c7ba37/FLAG8a16fcd6a [2019-09-18 21:12:26,035 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfef5f9d5/351568d3a5724fde86db899113c7ba37 [2019-09-18 21:12:26,045 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 21:12:26,046 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 21:12:26,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 21:12:26,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 21:12:26,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 21:12:26,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:12:26" (1/1) ... [2019-09-18 21:12:26,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d428e7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:26, skipping insertion in model container [2019-09-18 21:12:26,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:12:26" (1/1) ... [2019-09-18 21:12:26,064 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 21:12:26,111 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 21:12:26,450 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 21:12:26,457 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 21:12:26,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 21:12:26,615 INFO L192 MainTranslator]: Completed translation [2019-09-18 21:12:26,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:26 WrapperNode [2019-09-18 21:12:26,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 21:12:26,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 21:12:26,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 21:12:26,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 21:12:26,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:26" (1/1) ... [2019-09-18 21:12:26,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:26" (1/1) ... [2019-09-18 21:12:26,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:26" (1/1) ... [2019-09-18 21:12:26,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:26" (1/1) ... [2019-09-18 21:12:26,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:26" (1/1) ... [2019-09-18 21:12:26,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:26" (1/1) ... [2019-09-18 21:12:26,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:26" (1/1) ... [2019-09-18 21:12:26,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 21:12:26,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 21:12:26,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 21:12:26,655 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 21:12:26,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:26" (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 [2019-09-18 21:12:26,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 21:12:26,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 21:12:26,721 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 21:12:26,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 21:12:26,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-18 21:12:26,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 21:12:26,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 21:12:26,722 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 21:12:26,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 21:12:26,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 21:12:27,137 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 21:12:27,138 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 21:12:27,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:12:27 BoogieIcfgContainer [2019-09-18 21:12:27,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 21:12:27,140 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 21:12:27,140 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 21:12:27,140 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 21:12:27,141 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:12:27" (1/1) ... [2019-09-18 21:12:27,142 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 21:12:27,164 INFO L162 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-09-18 21:12:27,165 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 21:12:27,173 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 21:12:27,183 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 21:12:27,184 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 21:12:27,273 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-18 21:12:27,691 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:28,088 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 42 [2019-09-18 21:12:28,269 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:28,475 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:28,661 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:28,871 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:29,054 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:29,261 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:29,443 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:29,639 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:29,818 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:30,029 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:30,216 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:30,400 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:30,584 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:30,780 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:30,961 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:31,151 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:31,330 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:31,530 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:31,719 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:31,900 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:32,081 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:32,272 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:32,490 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:32,684 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-09-18 21:12:36,366 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 32 [2019-09-18 21:12:38,060 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:38,120 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:38,437 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:38,474 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:38,579 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:38,630 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:38,985 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:39,027 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:39,151 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:39,202 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:39,527 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:39,569 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:39,685 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:39,723 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:40,091 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:40,122 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:40,214 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:40,243 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:40,509 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:40,539 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:40,646 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:40,672 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:41,011 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:41,051 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:41,145 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:41,174 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:41,491 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:41,518 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:41,643 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:41,691 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:42,024 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:42,053 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:42,158 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:42,185 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:42,462 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:42,499 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:42,622 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:42,649 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:43,008 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:43,042 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:43,260 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 39 [2019-09-18 21:12:43,318 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:43,352 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:43,677 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:43,702 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:43,847 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:43,907 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:44,695 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 100 [2019-09-18 21:12:44,816 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 21:12:45,064 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-18 21:12:45,186 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 21:12:45,708 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 104 [2019-09-18 21:12:45,964 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-18 21:12:46,237 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-18 21:12:46,352 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 21:12:47,121 WARN L191 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 117 [2019-09-18 21:12:47,489 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 21:12:47,494 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-18 21:12:47,588 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:47,610 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:48,338 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 101 [2019-09-18 21:12:48,461 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 21:12:48,693 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-18 21:12:48,796 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 21:12:49,322 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 110 [2019-09-18 21:12:49,575 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-18 21:12:49,870 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-18 21:12:49,980 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 21:12:49,990 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-18 21:12:50,110 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:50,134 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:50,871 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 100 [2019-09-18 21:12:50,990 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 21:12:51,214 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-09-18 21:12:51,315 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 21:12:51,841 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 105 [2019-09-18 21:12:52,085 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 21:12:52,361 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-09-18 21:12:52,475 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 21:12:53,449 WARN L191 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-18 21:12:53,941 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 21:12:53,951 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-18 21:12:54,056 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:54,092 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:54,819 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 100 [2019-09-18 21:12:54,936 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 21:12:55,157 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-09-18 21:12:55,261 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 21:12:55,786 WARN L191 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 105 [2019-09-18 21:12:56,024 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 21:12:56,297 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2019-09-18 21:12:56,411 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 21:12:57,184 WARN L191 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2019-09-18 21:12:57,538 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 21:12:57,691 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2019-09-18 21:12:57,714 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:57,754 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:58,029 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:58,053 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:58,351 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-09-18 21:12:58,481 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:58,506 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:12:59,260 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 101 [2019-09-18 21:12:59,377 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 21:12:59,595 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-18 21:12:59,699 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 21:13:00,196 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 109 [2019-09-18 21:13:00,432 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 21:13:00,710 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-18 21:13:00,823 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 21:13:01,560 WARN L191 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 122 [2019-09-18 21:13:01,926 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-18 21:13:02,034 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2019-09-18 21:13:02,058 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:13:02,085 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:13:02,846 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 103 [2019-09-18 21:13:02,961 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-18 21:13:03,177 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-18 21:13:03,278 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 21:13:03,819 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 110 [2019-09-18 21:13:04,080 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-18 21:13:04,372 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-18 21:13:04,484 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 21:13:05,499 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 139 DAG size of output: 119 [2019-09-18 21:13:05,883 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-18 21:13:06,003 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 1 [2019-09-18 21:13:06,023 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:13:06,047 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:13:06,781 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 102 [2019-09-18 21:13:06,897 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-18 21:13:07,120 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2019-09-18 21:13:07,224 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 21:13:07,762 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 109 [2019-09-18 21:13:08,022 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 21:13:08,261 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2019-09-18 21:13:08,375 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 21:13:08,965 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2019-09-18 21:13:09,031 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:13:09,056 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:13:09,779 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2019-09-18 21:13:09,894 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 21:13:10,112 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-18 21:13:10,215 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 21:13:10,733 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 104 [2019-09-18 21:13:10,978 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-18 21:13:11,271 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-18 21:13:11,384 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 21:13:11,503 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:13:11,528 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:13:11,942 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2019-09-18 21:13:12,017 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:13:12,042 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:13:12,496 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:13:12,521 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:13:12,970 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:13:13,012 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 21:13:13,385 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 21:13:13,385 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 21:13:13,389 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 6480#false [2019-09-18 21:13:13,389 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 5993#(and (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (= main_~__tmp_7~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__tmp_9~0 (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (not (= main_~__VERIFIER_assert__cond~7 0)) (= 0 main_~main____CPAchecker_TMP_0~0) (< main_~main__j~0 main_~main__limit~0) (= main_~__tmp_2~0 1) (= main_~__tmp_1~0 1) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_8~0) (= main_~__VERIFIER_assert__cond~8 0) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (< (+ main_~main__i~0 1) main_~main__len~0)) [2019-09-18 21:13:13,390 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 6233#false [2019-09-18 21:13:13,390 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 5336#(= main_~__VERIFIER_assert__cond~10 0) [2019-09-18 21:13:13,393 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 4932#(and (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__VERIFIER_assert__cond~11 0)) [2019-09-18 21:13:13,394 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 4209#(and (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (= (ite (<= 0 main_~main__j~0) 1 0) main_~__tmp_14~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0) main_~__tmp_13~0) (= main_~__VERIFIER_assert__cond~13 0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0)) [2019-09-18 21:13:13,394 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 6964#false [2019-09-18 21:13:13,394 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 7581#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_4~0) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__VERIFIER_assert__cond~3 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2) (and (< main_~main__j~0 main_~main__limit~0) (< main_~main__i~0 main_~main__len~0) (not (< (+ main_~main__i~0 1) main_~main__len~0)))) [2019-09-18 21:13:13,394 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 5586#false [2019-09-18 21:13:13,395 INFO L193 IcfgInterpreter]: Reachable states at location mainErr14ASSERT_VIOLATIONERROR_FUNCTION satisfy 3845#(and (and (= 1 main_~__tmp_13~0) (< main_~main____CPAchecker_TMP_3~0 main_~main__bufsize~0)) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__VERIFIER_assert__cond~14 0) (= (+ main_~main____CPAchecker_TMP_3~0 1) main_~main__j~0) (not (< main_~main__j~0 main_~main__bufsize~0)) (= main_~__VERIFIER_assert__cond~14 main_~__tmp_15~0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (and (= 1 main_~__tmp_14~0) (<= 0 main_~main____CPAchecker_TMP_3~0)) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (and (= 1 main_~__tmp_12~0) (<= 0 main_~main____CPAchecker_TMP_4~0)) (= (+ main_~main____CPAchecker_TMP_4~0 1) main_~main__i~0)) [2019-09-18 21:13:13,395 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 6720#(and (< main_~main__j~0 main_~main__limit~0) (= main_~__VERIFIER_assert__cond~1 0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_2~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (= (ite (< (+ main_~main__i~0 1) main_~main__len~0) 1 0) main_~__tmp_1~0) (< (+ main_~main__i~0 1) main_~main__len~0)) [2019-09-18 21:13:13,395 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 7371#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (not (= main_~__VERIFIER_assert__cond~3 0)) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_4~0) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__tmp_5~0 (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0)) (= main_~__VERIFIER_assert__cond~4 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2) (or (and (< main_~main__j~0 main_~main__limit~0) (< main_~main__i~0 main_~main__len~0) (not (< (+ main_~main__i~0 1) main_~main__len~0))) (and (< main_~main__j~0 main_~main__limit~0) (= main_~__tmp_1~0 1) (= main_~__tmp_2~0 1) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (not (= 0 main_~main____CPAchecker_TMP_0~0)) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (< (+ main_~main__i~0 1) main_~main__len~0) (<= main_~main____CPAchecker_TMP_0~0 2147483647)))) [2019-09-18 21:13:13,399 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 7168#(and (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__tmp_5~0 (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2) (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (not (= main_~__VERIFIER_assert__cond~3 0)) (= main_~__tmp_6~0 (ite (<= 0 main_~main__j~0) 1 0)) (= main_~__VERIFIER_assert__cond~5 0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_4~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (or (and (< main_~main__j~0 main_~main__limit~0) (< main_~main__i~0 main_~main__len~0) (not (< (+ main_~main__i~0 1) main_~main__len~0))) (and (< main_~main__j~0 main_~main__limit~0) (= main_~__tmp_1~0 1) (= main_~__tmp_2~0 1) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (not (= 0 main_~main____CPAchecker_TMP_0~0)) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (< (+ main_~main__i~0 1) main_~main__len~0) (<= main_~main____CPAchecker_TMP_0~0 2147483647)))) [2019-09-18 21:13:13,400 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 7782#false [2019-09-18 21:13:13,400 INFO L193 IcfgInterpreter]: Reachable states at location mainErr15ASSERT_VIOLATIONERROR_FUNCTION satisfy 3488#false [2019-09-18 21:13:13,400 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 4615#(and (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= main_~__VERIFIER_assert__cond~12 0) (= (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0) main_~__tmp_13~0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0)) [2019-09-18 21:13:13,432 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 21:13:13,432 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 21:13:13,434 INFO L168 Benchmark]: Toolchain (without parser) took 47387.51 ms. Allocated memory was 134.2 MB in the beginning and 422.1 MB in the end (delta: 287.8 MB). Free memory was 88.5 MB in the beginning and 83.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 293.0 MB. Max. memory is 7.1 GB. [2019-09-18 21:13:13,435 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 21:13:13,436 INFO L168 Benchmark]: CACSL2BoogieTranslator took 568.62 ms. Allocated memory was 134.2 MB in the beginning and 201.9 MB in the end (delta: 67.6 MB). Free memory was 88.2 MB in the beginning and 177.3 MB in the end (delta: -89.0 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-09-18 21:13:13,439 INFO L168 Benchmark]: Boogie Preprocessor took 37.52 ms. Allocated memory is still 201.9 MB. Free memory was 177.3 MB in the beginning and 176.0 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. [2019-09-18 21:13:13,439 INFO L168 Benchmark]: RCFGBuilder took 484.83 ms. Allocated memory is still 201.9 MB. Free memory was 175.5 MB in the beginning and 153.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-09-18 21:13:13,440 INFO L168 Benchmark]: Sifa took 46292.36 ms. Allocated memory was 201.9 MB in the beginning and 422.1 MB in the end (delta: 220.2 MB). Free memory was 153.9 MB in the beginning and 83.3 MB in the end (delta: 70.6 MB). Peak memory consumption was 290.8 MB. Max. memory is 7.1 GB. [2019-09-18 21:13:13,450 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 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 568.62 ms. Allocated memory was 134.2 MB in the beginning and 201.9 MB in the end (delta: 67.6 MB). Free memory was 88.2 MB in the beginning and 177.3 MB in the end (delta: -89.0 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.52 ms. Allocated memory is still 201.9 MB. Free memory was 177.3 MB in the beginning and 176.0 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 484.83 ms. Allocated memory is still 201.9 MB. Free memory was 175.5 MB in the beginning and 153.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Sifa took 46292.36 ms. Allocated memory was 201.9 MB in the beginning and 422.1 MB in the end (delta: 220.2 MB). Free memory was 153.9 MB in the beginning and 83.3 MB in the end (delta: 70.6 MB). Peak memory consumption was 290.8 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]: 46236, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 2913, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 2494, TOOLS_POST_TIME[ms]: 757, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 17, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 2379, TOOLS_QUANTIFIERELIM_TIME[ms]: 487, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 16, FLUID_QUERY_TIME[ms]: 35, FLUID_QUERIES: 3314, FLUID_YES_ANSWERS: 176, DOMAIN_JOIN_APPLICATIONS: 616, DOMAIN_JOIN_TIME[ms]: 37332, DOMAIN_ALPHA_APPLICATIONS: 176, DOMAIN_ALPHA_TIME[ms]: 1336, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 6164, DOMAIN_ISSUBSETEQ_APPLICATIONS: 401, DOMAIN_ISSUBSETEQ_TIME[ms]: 138, DOMAIN_ISBOTTOM_APPLICATIONS: 86, DOMAIN_ISBOTTOM_TIME[ms]: 118, LOOP_SUMMARIZER_APPLICATIONS: 393, LOOP_SUMMARIZER_CACHE_MISSES: 393, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 21997, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 21994, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 401, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 37, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 12, DAG_COMPRESSION_TIME[ms]: 116, DAG_COMPRESSION_PROCESSED_NODES: 3612, DAG_COMPRESSION_RETAINED_NODES: 839 - PositiveResult [Line: 136]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 160]: 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 5993#(and (= main_~__tmp_8~0 main_~__VERIFIER_assert__cond~7) (= main_~__tmp_7~0 main_~__VERIFIER_assert__cond~6) (= main_~__tmp_7~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__tmp_9~0 (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (not (= main_~__VERIFIER_assert__cond~7 0)) (= 0 main_~main____CPAchecker_TMP_0~0) (< main_~main__j~0 main_~main__limit~0) (= main_~__tmp_2~0 1) (= main_~__tmp_1~0 1) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_8~0) (= main_~__VERIFIER_assert__cond~8 0) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (< (+ main_~main__i~0 1) main_~main__len~0)). Possible FailurePath: - PositiveResult [Line: 148]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 188]: 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 5336#(= main_~__VERIFIER_assert__cond~10 0). Possible FailurePath: - UnprovableResult [Line: 200]: 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 4932#(and (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__VERIFIER_assert__cond~11 0)). Possible FailurePath: - UnprovableResult [Line: 224]: 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 4209#(and (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (= (ite (<= 0 main_~main__j~0) 1 0) main_~__tmp_14~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0) main_~__tmp_13~0) (= main_~__VERIFIER_assert__cond~13 0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0)). Possible FailurePath: - PositiveResult [Line: 42]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - 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 7581#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_4~0) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__VERIFIER_assert__cond~3 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2) (and (< main_~main__j~0 main_~main__limit~0) (< main_~main__i~0 main_~main__len~0) (not (< (+ main_~main__i~0 1) main_~main__len~0)))). Possible FailurePath: - PositiveResult [Line: 172]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 240]: 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 3845#(and (and (= 1 main_~__tmp_13~0) (< main_~main____CPAchecker_TMP_3~0 main_~main__bufsize~0)) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__VERIFIER_assert__cond~14 0) (= (+ main_~main____CPAchecker_TMP_3~0 1) main_~main__j~0) (not (< main_~main__j~0 main_~main__bufsize~0)) (= main_~__VERIFIER_assert__cond~14 main_~__tmp_15~0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (and (= 1 main_~__tmp_14~0) (<= 0 main_~main____CPAchecker_TMP_3~0)) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (and (= 1 main_~__tmp_12~0) (<= 0 main_~main____CPAchecker_TMP_4~0)) (= (+ main_~main____CPAchecker_TMP_4~0 1) main_~main__i~0)). Possible FailurePath: - UnprovableResult [Line: 54]: 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 6720#(and (< main_~main__j~0 main_~main__limit~0) (= main_~__VERIFIER_assert__cond~1 0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_2~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (= (ite (< (+ main_~main__i~0 1) main_~main__len~0) 1 0) main_~__tmp_1~0) (< (+ main_~main__i~0 1) main_~main__len~0)). Possible FailurePath: - UnprovableResult [Line: 95]: 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 7371#(and (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (not (= main_~__VERIFIER_assert__cond~3 0)) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_4~0) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__tmp_5~0 (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0)) (= main_~__VERIFIER_assert__cond~4 0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2) (or (and (< main_~main__j~0 main_~main__limit~0) (< main_~main__i~0 main_~main__len~0) (not (< (+ main_~main__i~0 1) main_~main__len~0))) (and (< main_~main__j~0 main_~main__limit~0) (= main_~__tmp_1~0 1) (= main_~__tmp_2~0 1) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (not (= 0 main_~main____CPAchecker_TMP_0~0)) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (< (+ main_~main__i~0 1) main_~main__len~0) (<= main_~main____CPAchecker_TMP_0~0 2147483647)))). Possible FailurePath: - UnprovableResult [Line: 107]: 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 7168#(and (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= main_~__tmp_3~0 (ite (< main_~main__i~0 main_~main__len~0) 1 0)) (= main_~__tmp_5~0 (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2) (= main_~__tmp_4~0 main_~__VERIFIER_assert__cond~3) (not (= main_~__VERIFIER_assert__cond~3 0)) (= main_~__tmp_6~0 (ite (<= 0 main_~main__j~0) 1 0)) (= main_~__VERIFIER_assert__cond~5 0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_4~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (or (and (< main_~main__j~0 main_~main__limit~0) (< main_~main__i~0 main_~main__len~0) (not (< (+ main_~main__i~0 1) main_~main__len~0))) (and (< main_~main__j~0 main_~main__limit~0) (= main_~__tmp_1~0 1) (= main_~__tmp_2~0 1) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (not (= 0 main_~main____CPAchecker_TMP_0~0)) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (< (+ main_~main__i~0 1) main_~main__len~0) (<= main_~main____CPAchecker_TMP_0~0 2147483647)))). Possible FailurePath: - PositiveResult [Line: 71]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 252]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 212]: 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 4615#(and (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= 0 main_~main__i~0) 1 0) main_~__tmp_12~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= main_~__VERIFIER_assert__cond~12 0) (= (ite (< main_~main__j~0 main_~main__bufsize~0) 1 0) main_~__tmp_13~0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...