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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 11:19:31,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 11:19:31,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 11:19:31,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 11:19:31,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 11:19:31,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 11:19:31,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 11:19:31,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 11:19:31,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 11:19:31,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 11:19:31,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 11:19:31,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 11:19:31,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 11:19:31,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 11:19:31,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 11:19:31,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 11:19:31,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 11:19:31,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 11:19:31,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 11:19:31,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 11:19:31,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 11:19:31,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 11:19:31,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 11:19:31,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 11:19:31,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 11:19:31,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 11:19:31,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 11:19:31,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 11:19:31,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 11:19:31,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 11:19:31,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 11:19:31,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 11:19:31,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 11:19:31,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 11:19:31,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 11:19:31,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 11:19:31,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 11:19:31,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 11:19:31,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 11:19:31,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 11:19:31,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 11:19:31,631 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 11:19:31,656 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 11:19:31,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 11:19:31,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 11:19:31,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 11:19:31,659 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 11:19:31,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 11:19:31,659 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 11:19:31,659 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 11:19:31,659 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 11:19:31,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 11:19:31,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 11:19:31,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 11:19:31,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 11:19:31,661 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 11:19:31,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 11:19:31,662 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 11:19:31,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 11:19:31,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 11:19:31,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 11:19:31,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 11:19:31,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 11:19:31,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 11:19:31,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 11:19:31,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 11:19:31,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 11:19:31,664 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 11:19:31,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 11:19:31,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 11:19:31,665 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 -> SingleStatement 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 -> SIMPLIFY_DDA [2019-09-18 11:19:31,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 11:19:31,728 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 11:19:31,732 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 11:19:31,733 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 11:19:31,734 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 11:19:31,734 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c [2019-09-18 11:19:31,791 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a87f3c4a/0c5c89aa1b6f4ec2a1a8bdc09483792a/FLAGf7a4c3cff [2019-09-18 11:19:32,250 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 11:19:32,250 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c [2019-09-18 11:19:32,258 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a87f3c4a/0c5c89aa1b6f4ec2a1a8bdc09483792a/FLAGf7a4c3cff [2019-09-18 11:19:32,638 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a87f3c4a/0c5c89aa1b6f4ec2a1a8bdc09483792a [2019-09-18 11:19:32,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 11:19:32,652 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 11:19:32,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 11:19:32,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 11:19:32,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 11:19:32,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:19:32" (1/1) ... [2019-09-18 11:19:32,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2974e272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:32, skipping insertion in model container [2019-09-18 11:19:32,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:19:32" (1/1) ... [2019-09-18 11:19:32,669 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 11:19:32,709 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 11:19:32,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:19:32,952 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 11:19:33,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:19:33,113 INFO L192 MainTranslator]: Completed translation [2019-09-18 11:19:33,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:33 WrapperNode [2019-09-18 11:19:33,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 11:19:33,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 11:19:33,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 11:19:33,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 11:19:33,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:33" (1/1) ... [2019-09-18 11:19:33,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:33" (1/1) ... [2019-09-18 11:19:33,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:33" (1/1) ... [2019-09-18 11:19:33,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:33" (1/1) ... [2019-09-18 11:19:33,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:33" (1/1) ... [2019-09-18 11:19:33,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:33" (1/1) ... [2019-09-18 11:19:33,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:33" (1/1) ... [2019-09-18 11:19:33,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 11:19:33,152 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 11:19:33,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 11:19:33,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 11:19:33,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:33" (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 11:19:33,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 11:19:33,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 11:19:33,204 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 11:19:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 11:19:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-18 11:19:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 11:19:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 11:19:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 11:19:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 11:19:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 11:19:33,843 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 11:19:33,843 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 11:19:33,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:19:33 BoogieIcfgContainer [2019-09-18 11:19:33,845 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 11:19:33,845 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 11:19:33,845 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 11:19:33,846 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 11:19:33,847 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:19:33" (1/1) ... [2019-09-18 11:19:33,848 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=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 11:19:33,874 INFO L162 IcfgInterpreter]: Started Sifa with 18 locations of interest [2019-09-18 11:19:33,875 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 11:19:33,900 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 11:19:33,913 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 11:19:33,914 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 11:19:33,995 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-18 11:19:34,373 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-18 11:19:35,033 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 68 [2019-09-18 11:19:35,271 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-18 11:19:35,458 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-18 11:19:35,799 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 66 [2019-09-18 11:19:36,019 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 11:19:36,265 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 37 [2019-09-18 11:19:36,332 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-18 11:19:36,642 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 66 [2019-09-18 11:19:36,828 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 11:19:37,070 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 37 [2019-09-18 11:19:37,116 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-18 11:19:37,376 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 66 [2019-09-18 11:19:37,575 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 11:19:37,805 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 37 [2019-09-18 11:19:37,851 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-18 11:19:38,121 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 66 [2019-09-18 11:19:38,331 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 11:19:38,583 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 37 [2019-09-18 11:19:38,630 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-18 11:19:38,893 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 66 [2019-09-18 11:19:39,060 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 11:19:39,338 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-18 11:19:39,619 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 66 [2019-09-18 11:19:39,822 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-18 11:19:40,165 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 44 [2019-09-18 11:19:40,658 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 103 [2019-09-18 11:19:40,772 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-18 11:19:41,039 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 98 [2019-09-18 11:19:41,167 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-18 11:19:41,710 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-18 11:19:41,989 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 11:19:42,539 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 101 [2019-09-18 11:19:42,741 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 11:19:43,428 WARN L191 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 125 [2019-09-18 11:19:43,770 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-18 11:19:44,424 WARN L191 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 108 [2019-09-18 11:19:44,681 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-18 11:19:45,533 WARN L191 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 133 [2019-09-18 11:19:46,076 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 103 [2019-09-18 11:19:46,182 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-18 11:19:46,446 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 98 [2019-09-18 11:19:46,551 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-18 11:19:47,086 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-18 11:19:47,364 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 11:19:47,893 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 107 [2019-09-18 11:19:48,108 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-18 11:19:48,799 WARN L191 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 131 [2019-09-18 11:19:49,162 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-18 11:19:49,795 WARN L191 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 108 [2019-09-18 11:19:50,049 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-18 11:19:50,833 WARN L191 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 132 [2019-09-18 11:19:51,236 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-18 11:19:51,997 WARN L191 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 115 [2019-09-18 11:19:52,333 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 11:19:53,291 WARN L191 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2019-09-18 11:19:53,849 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 103 [2019-09-18 11:19:53,957 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-18 11:19:54,232 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 98 [2019-09-18 11:19:54,333 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-18 11:19:54,872 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-18 11:19:55,147 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 11:19:55,648 WARN L191 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 101 [2019-09-18 11:19:55,848 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 11:19:56,505 WARN L191 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 125 [2019-09-18 11:19:56,834 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-18 11:19:57,466 WARN L191 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 113 [2019-09-18 11:19:57,741 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 11:19:58,569 WARN L191 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 137 [2019-09-18 11:19:58,966 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-18 11:19:59,709 WARN L191 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 125 [2019-09-18 11:20:00,053 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-18 11:20:01,019 WARN L191 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 149 [2019-09-18 11:20:01,492 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-18 11:20:02,405 WARN L191 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 137 [2019-09-18 11:20:02,824 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-18 11:20:04,033 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 173 DAG size of output: 163 [2019-09-18 11:20:04,153 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 11:20:04,153 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 11:20:04,155 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 201#(and (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= main_~__VERIFIER_assert__cond~4 0)) [2019-09-18 11:20:04,156 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 224#false [2019-09-18 11:20:04,156 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 44#false [2019-09-18 11:20:04,157 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 1864#false [2019-09-18 11:20:04,157 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 1522#false [2019-09-18 11:20:04,157 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 1667#(and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (< main_~main__cp~0 main_~main__urilen~0) 1 0) main_~__tmp_11~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__tmp_12~0 (ite (<= 0 main_~main__cp~0) 1 0)) (= main_~__VERIFIER_assert__cond~11 0) (< (+ main_~main__c~0 1) main_~main__tokenlen~0)) [2019-09-18 11:20:04,157 INFO L193 IcfgInterpreter]: Reachable states at location mainErr17ASSERT_VIOLATIONERROR_FUNCTION satisfy 165#(and (not (= main_~main__cp~0 (+ main_~main__urilen~0 (- 1)))) (= main_~__tmp_18~0 (ite (<= 0 main_~main__cp~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~16 0)) (= 0 main_~main____CPAchecker_TMP_1~0) (= main_~__VERIFIER_assert__cond~17 0) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~17 main_~__tmp_18~0) (= (ite (< main_~main__cp~0 main_~main__urilen~0) 1 0) main_~__tmp_17~0)) [2019-09-18 11:20:04,157 INFO L193 IcfgInterpreter]: Reachable states at location mainErr15ASSERT_VIOLATIONERROR_FUNCTION satisfy 1013#false [2019-09-18 11:20:04,158 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 53#false [2019-09-18 11:20:04,158 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 76#false [2019-09-18 11:20:04,158 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 1388#(and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (not (= 0 main_~main____CPAchecker_TMP_3~0)) (and (<= 0 main_~main__cp~0) (= 1 main_~__tmp_12~0)) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648)) (not (= main_~main__cp~0 (+ main_~main__urilen~0 (- 1)))) (= main_~__VERIFIER_assert__cond~13 0) (= (ite (<= 0 main_~main__c~0) 1 0) main_~__tmp_14~0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (< main_~main__c~0 main_~main__tokenlen~0) 1 0) main_~__tmp_13~0) (<= main_~main____CPAchecker_TMP_3~0 2147483647) (< main_~main__c~0 main_~main__tokenlen~0) (and (< main_~main__cp~0 main_~main__urilen~0) (= 1 main_~__tmp_11~0))) [2019-09-18 11:20:04,158 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 67#false [2019-09-18 11:20:04,159 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 214#(and (not (= main_~main__cp~0 (+ main_~main__urilen~0 (- 1)))) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= main_~__tmp_5~0 (ite (< main_~main__cp~0 main_~main__urilen~0) 1 0)) (not (= 0 main_~main____CPAchecker_TMP_1~0)) (= main_~__VERIFIER_assert__cond~5 0) (<= 0 (+ main_~main____CPAchecker_TMP_1~0 2147483648)) (= main_~__tmp_6~0 (ite (<= 0 main_~main__cp~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (<= main_~main____CPAchecker_TMP_1~0 2147483647)) [2019-09-18 11:20:04,159 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 234#false [2019-09-18 11:20:04,159 INFO L193 IcfgInterpreter]: Reachable states at location mainErr16ASSERT_VIOLATIONERROR_FUNCTION satisfy 156#(and (= main_~__VERIFIER_assert__cond~16 0) (= 0 main_~main____CPAchecker_TMP_1~0) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (= (ite (< main_~main__cp~0 main_~main__urilen~0) 1 0) main_~__tmp_17~0)) [2019-09-18 11:20:04,159 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 1849#false [2019-09-18 11:20:04,159 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 1829#(and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= (ite (< main_~main__cp~0 main_~main__urilen~0) 1 0) main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~10 0) (< (+ main_~main__c~0 1) main_~main__tokenlen~0)) [2019-09-18 11:20:04,160 INFO L193 IcfgInterpreter]: Reachable states at location mainErr14ASSERT_VIOLATIONERROR_FUNCTION satisfy 1203#false [2019-09-18 11:20:04,184 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 11:20:04,184 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 11:20:04,187 INFO L168 Benchmark]: Toolchain (without parser) took 31534.24 ms. Allocated memory was 133.2 MB in the beginning and 463.5 MB in the end (delta: 330.3 MB). Free memory was 89.3 MB in the beginning and 296.4 MB in the end (delta: -207.1 MB). Peak memory consumption was 123.2 MB. Max. memory is 7.1 GB. [2019-09-18 11:20:04,188 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 11:20:04,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 461.10 ms. Allocated memory was 133.2 MB in the beginning and 201.3 MB in the end (delta: 68.2 MB). Free memory was 89.1 MB in the beginning and 176.9 MB in the end (delta: -87.8 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2019-09-18 11:20:04,189 INFO L168 Benchmark]: Boogie Preprocessor took 36.68 ms. Allocated memory is still 201.3 MB. Free memory was 176.9 MB in the beginning and 175.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-18 11:20:04,190 INFO L168 Benchmark]: RCFGBuilder took 693.09 ms. Allocated memory is still 201.3 MB. Free memory was 175.0 MB in the beginning and 139.3 MB in the end (delta: 35.7 MB). Peak memory consumption was 35.7 MB. Max. memory is 7.1 GB. [2019-09-18 11:20:04,192 INFO L168 Benchmark]: Sifa took 30338.96 ms. Allocated memory was 201.3 MB in the beginning and 463.5 MB in the end (delta: 262.1 MB). Free memory was 139.3 MB in the beginning and 296.4 MB in the end (delta: -157.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 7.1 GB. [2019-09-18 11:20:04,195 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 133.2 MB. Free memory was 107.5 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 461.10 ms. Allocated memory was 133.2 MB in the beginning and 201.3 MB in the end (delta: 68.2 MB). Free memory was 89.1 MB in the beginning and 176.9 MB in the end (delta: -87.8 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.68 ms. Allocated memory is still 201.3 MB. Free memory was 176.9 MB in the beginning and 175.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 693.09 ms. Allocated memory is still 201.3 MB. Free memory was 175.0 MB in the beginning and 139.3 MB in the end (delta: 35.7 MB). Peak memory consumption was 35.7 MB. Max. memory is 7.1 GB. * Sifa took 30338.96 ms. Allocated memory was 201.3 MB in the beginning and 463.5 MB in the end (delta: 262.1 MB). Free memory was 139.3 MB in the beginning and 296.4 MB in the end (delta: -157.1 MB). Peak memory consumption was 105.1 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]: 30285, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1486, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 1462, TOOLS_POST_TIME[ms]: 476, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 23, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1459, TOOLS_QUANTIFIERELIM_TIME[ms]: 260, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 15, FLUID_QUERY_TIME[ms]: 29, FLUID_QUERIES: 1527, FLUID_YES_ANSWERS: 13, DOMAIN_JOIN_APPLICATIONS: 67, DOMAIN_JOIN_TIME[ms]: 14611, DOMAIN_ALPHA_APPLICATIONS: 13, DOMAIN_ALPHA_TIME[ms]: 406, DOMAIN_WIDEN_APPLICATIONS: 19, DOMAIN_WIDEN_TIME[ms]: 14289, DOMAIN_ISSUBSETEQ_APPLICATIONS: 41, DOMAIN_ISSUBSETEQ_TIME[ms]: 77, DOMAIN_ISBOTTOM_APPLICATIONS: 19, DOMAIN_ISBOTTOM_TIME[ms]: 45, LOOP_SUMMARIZER_APPLICATIONS: 22, LOOP_SUMMARIZER_CACHE_MISSES: 22, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 26877, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 26876, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 41, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 27, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 27, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 34, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 140, DAG_COMPRESSION_PROCESSED_NODES: 8924, DAG_COMPRESSION_RETAINED_NODES: 1381 - 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 201#(and (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= main_~__VERIFIER_assert__cond~4 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 - PositiveResult [Line: 80]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 209]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 267]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - 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 1667#(and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (< main_~main__cp~0 main_~main__urilen~0) 1 0) main_~__tmp_11~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~__tmp_12~0 (ite (<= 0 main_~main__cp~0) 1 0)) (= main_~__VERIFIER_assert__cond~11 0) (< (+ main_~main__c~0 1) main_~main__tokenlen~0)). Possible FailurePath: - UnprovableResult [Line: 381]: 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 165#(and (not (= main_~main__cp~0 (+ main_~main__urilen~0 (- 1)))) (= main_~__tmp_18~0 (ite (<= 0 main_~main__cp~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~16 0)) (= 0 main_~main____CPAchecker_TMP_1~0) (= main_~__VERIFIER_assert__cond~17 0) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~17 main_~__tmp_18~0) (= (ite (< main_~main__cp~0 main_~main__urilen~0) 1 0) main_~__tmp_17~0)). Possible FailurePath: - PositiveResult [Line: 303]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 92]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 120]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 279]: 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 1388#(and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~13 main_~__tmp_14~0) (not (= 0 main_~main____CPAchecker_TMP_3~0)) (and (<= 0 main_~main__cp~0) (= 1 main_~__tmp_12~0)) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648)) (not (= main_~main__cp~0 (+ main_~main__urilen~0 (- 1)))) (= main_~__VERIFIER_assert__cond~13 0) (= (ite (<= 0 main_~main__c~0) 1 0) main_~__tmp_14~0) (= main_~__VERIFIER_assert__cond~12 main_~__tmp_13~0) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (< main_~main__c~0 main_~main__tokenlen~0) 1 0) main_~__tmp_13~0) (<= main_~main____CPAchecker_TMP_3~0 2147483647) (< main_~main__c~0 main_~main__tokenlen~0) (and (< main_~main__cp~0 main_~main__urilen~0) (= 1 main_~__tmp_11~0))). Possible FailurePath: - PositiveResult [Line: 108]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - 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 214#(and (not (= main_~main__cp~0 (+ main_~main__urilen~0 (- 1)))) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= main_~__tmp_5~0 (ite (< main_~main__cp~0 main_~main__urilen~0) 1 0)) (not (= 0 main_~main____CPAchecker_TMP_1~0)) (= main_~__VERIFIER_assert__cond~5 0) (<= 0 (+ main_~main____CPAchecker_TMP_1~0 2147483648)) (= main_~__tmp_6~0 (ite (<= 0 main_~main__cp~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (<= main_~main____CPAchecker_TMP_1~0 2147483647)). Possible FailurePath: - PositiveResult [Line: 184]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 369]: 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 156#(and (= main_~__VERIFIER_assert__cond~16 0) (= 0 main_~main____CPAchecker_TMP_1~0) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (= (ite (< main_~main__cp~0 main_~main__urilen~0) 1 0) main_~__tmp_17~0)). Possible FailurePath: - PositiveResult [Line: 221]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 238]: 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 1829#(and (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= (ite (< main_~main__cp~0 main_~main__urilen~0) 1 0) main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~10 0) (< (+ main_~main__c~0 1) main_~main__tokenlen~0)). Possible FailurePath: - PositiveResult [Line: 291]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...