/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/array-tiling/pr5.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:16:20,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:16:20,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:16:20,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:16:20,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:16:20,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:16:20,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:16:20,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:16:20,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:16:20,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:16:20,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:16:20,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:16:20,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:16:20,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:16:20,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:16:20,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:16:20,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:16:20,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:16:20,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:16:20,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:16:20,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:16:20,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:16:20,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:16:20,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:16:20,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:16:20,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:16:20,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:16:20,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:16:20,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:16:20,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:16:20,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:16:20,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:16:20,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:16:20,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:16:20,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:16:20,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:16:20,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:16:20,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:16:20,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:16:20,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:16:20,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:16:20,504 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 [2019-11-07 07:16:20,518 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:16:20,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:16:20,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:16:20,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:16:20,520 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:16:20,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:16:20,520 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:16:20,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:16:20,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:16:20,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:16:20,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:16:20,521 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:16:20,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:16:20,521 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:16:20,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:16:20,522 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:16:20,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:16:20,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:16:20,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:16:20,522 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:16:20,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:16:20,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:16:20,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:16:20,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:16:20,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:16:20,527 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:16:20,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:16:20,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:16:20,527 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 07:16:20,853 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:16:20,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:16:20,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:16:20,875 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:16:20,876 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:16:20,877 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/pr5.c [2019-11-07 07:16:20,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce5e372ba/27c835c8d9b4424892830b9a3bfeea60/FLAGe1ec07e34 [2019-11-07 07:16:21,394 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:16:21,395 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/pr5.c [2019-11-07 07:16:21,404 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce5e372ba/27c835c8d9b4424892830b9a3bfeea60/FLAGe1ec07e34 [2019-11-07 07:16:21,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce5e372ba/27c835c8d9b4424892830b9a3bfeea60 [2019-11-07 07:16:21,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:16:21,786 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:16:21,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:16:21,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:16:21,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:16:21,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:16:21" (1/1) ... [2019-11-07 07:16:21,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b7e0c26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:21, skipping insertion in model container [2019-11-07 07:16:21,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:16:21" (1/1) ... [2019-11-07 07:16:21,803 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:16:21,826 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:16:22,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:16:22,031 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:16:22,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:16:22,163 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:16:22,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:22 WrapperNode [2019-11-07 07:16:22,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:16:22,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:16:22,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:16:22,165 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:16:22,175 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:22" (1/1) ... [2019-11-07 07:16:22,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:22" (1/1) ... [2019-11-07 07:16:22,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:22" (1/1) ... [2019-11-07 07:16:22,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:22" (1/1) ... [2019-11-07 07:16:22,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:22" (1/1) ... [2019-11-07 07:16:22,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:22" (1/1) ... [2019-11-07 07:16:22,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:22" (1/1) ... [2019-11-07 07:16:22,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:16:22,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:16:22,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:16:22,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:16:22,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:16:22,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:16:22,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:16:22,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 07:16:22,261 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:16:22,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:16:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 07:16:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 07:16:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:16:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:16:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 07:16:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 07:16:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 07:16:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 07:16:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:16:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:16:22,815 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:16:22,815 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-11-07 07:16:22,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:16:22 BoogieIcfgContainer [2019-11-07 07:16:22,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:16:22,819 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 07:16:22,819 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 07:16:22,819 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 07:16:22,821 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:16:22" (1/1) ... [2019-11-07 07:16:22,821 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-07 07:16:22,844 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 07:16:22,845 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 07:16:22,853 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 07:16:22,860 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 07:16:22,862 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 07:16:23,013 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-11-07 07:16:24,446 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 318 [2019-11-07 07:16:25,322 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:25,388 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:25,488 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,546 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 456 [2019-11-07 07:16:26,603 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,659 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,711 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:27,619 WARN L191 SmtUtils]: Spent 904.00 ms on a formula simplification that was a NOOP. DAG size: 444 [2019-11-07 07:16:27,712 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:27,795 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:27,879 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:28,910 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 432 [2019-11-07 07:16:28,995 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:29,077 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:29,142 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:29,889 WARN L191 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 420 [2019-11-07 07:16:29,942 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:29,993 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:30,044 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:30,601 WARN L191 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2019-11-07 07:16:30,655 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:30,710 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:30,759 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:31,183 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2019-11-07 07:16:31,233 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:31,275 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:31,314 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:31,679 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2019-11-07 07:16:31,722 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:31,762 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:31,803 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:32,113 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2019-11-07 07:16:32,172 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:32,216 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:32,254 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:32,543 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2019-11-07 07:16:32,578 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:32,613 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:32,647 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:32,953 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2019-11-07 07:16:32,992 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:33,022 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:33,048 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:33,323 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 336 [2019-11-07 07:16:33,357 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:33,409 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:33,451 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:33,722 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 324 [2019-11-07 07:16:33,760 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:33,794 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:33,830 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:34,047 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2019-11-07 07:16:34,091 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:34,127 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:34,160 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:34,353 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2019-11-07 07:16:34,381 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:34,429 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:34,457 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:34,762 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-11-07 07:16:48,951 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:49,133 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2019-11-07 07:16:49,160 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:49,184 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:49,217 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:49,402 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2019-11-07 07:16:49,423 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:49,443 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:49,466 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:49,617 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 265 [2019-11-07 07:16:50,985 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:51,135 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2019-11-07 07:16:51,154 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:51,176 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:51,195 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:51,327 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-11-07 07:16:51,351 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:51,374 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:51,396 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:51,514 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2019-11-07 07:16:53,660 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:53,784 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2019-11-07 07:16:53,806 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:53,830 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:53,851 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:53,955 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2019-11-07 07:16:53,993 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:54,033 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:54,062 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:54,300 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2019-11-07 07:16:54,329 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:54,360 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:54,381 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:54,507 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-07 07:16:54,523 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:54,537 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:54,555 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:55,195 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:55,280 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:55,294 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:55,320 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:55,392 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:55,407 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:55,419 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:55,481 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:55,494 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:55,512 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:55,657 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:55,755 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:56,061 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 19 for LOIs [2019-11-07 07:16:56,062 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 07:16:56,075 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 07:16:56,075 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 07:16:56,085 INFO L168 Benchmark]: Toolchain (without parser) took 34298.13 ms. Allocated memory was 145.8 MB in the beginning and 546.8 MB in the end (delta: 401.1 MB). Free memory was 103.5 MB in the beginning and 141.9 MB in the end (delta: -38.4 MB). Peak memory consumption was 362.7 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:56,086 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-07 07:16:56,087 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.44 ms. Allocated memory was 145.8 MB in the beginning and 201.9 MB in the end (delta: 56.1 MB). Free memory was 103.1 MB in the beginning and 179.6 MB in the end (delta: -76.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:56,088 INFO L168 Benchmark]: Boogie Preprocessor took 36.72 ms. Allocated memory is still 201.9 MB. Free memory was 179.6 MB in the beginning and 177.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:56,088 INFO L168 Benchmark]: RCFGBuilder took 617.10 ms. Allocated memory is still 201.9 MB. Free memory was 177.7 MB in the beginning and 146.0 MB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:56,089 INFO L168 Benchmark]: Sifa took 33263.15 ms. Allocated memory was 201.9 MB in the beginning and 546.8 MB in the end (delta: 345.0 MB). Free memory was 146.0 MB in the beginning and 141.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 349.1 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:56,093 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 377.44 ms. Allocated memory was 145.8 MB in the beginning and 201.9 MB in the end (delta: 56.1 MB). Free memory was 103.1 MB in the beginning and 179.6 MB in the end (delta: -76.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.72 ms. Allocated memory is still 201.9 MB. Free memory was 179.6 MB in the beginning and 177.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 617.10 ms. Allocated memory is still 201.9 MB. Free memory was 177.7 MB in the beginning and 146.0 MB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Sifa took 33263.15 ms. Allocated memory was 201.9 MB in the beginning and 546.8 MB in the end (delta: 345.0 MB). Free memory was 146.0 MB in the beginning and 141.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 349.1 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]: 33219, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 1, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 20, TOOLS_POST_TIME[ms]: 31245, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 39, TOOLS_POST_RETURN_APPLICATIONS: 3, TOOLS_POST_RETURN_TIME[ms]: 4, TOOLS_QUANTIFIERELIM_APPLICATIONS: 28, TOOLS_QUANTIFIERELIM_TIME[ms]: 31258, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 31079, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 38, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 1, DOMAIN_JOIN_TIME[ms]: 2, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 47, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 713, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 1097, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 1, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 33028, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 33027, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 3, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 102, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 102, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 11, DAG_COMPRESSION_PROCESSED_NODES: 74, DAG_COMPRESSION_RETAINED_NODES: 42 - UnprovableResult [Line: 3]: 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 163#(and (= |#NULL.base| 0) (<= 1 ~CELLCOUNT~0) (<= ~CELLCOUNT~0 2147483647) (<= |#NULL.base| 0) (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (= 0 __VERIFIER_assert_~cond) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...