/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/pr4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:16:19,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:16:19,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:16:19,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:16:19,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:16:19,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:16:19,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:16:19,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:16:19,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:16:19,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:16:19,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:16:19,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:16:19,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:16:19,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:16:19,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:16:19,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:16:19,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:16:19,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:16:19,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:16:19,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:16:19,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:16:19,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:16:19,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:16:19,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:16:19,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:16:19,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:16:19,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:16:19,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:16:19,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:16:19,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:16:19,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:16:19,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:16:19,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:16:19,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:16:19,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:16:19,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:16:19,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:16:19,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:16:19,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:16:19,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:16:19,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:16:19,163 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 07:16:19,197 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:16:19,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:16:19,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:16:19,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:16:19,199 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:16:19,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:16:19,200 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:16:19,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:16:19,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:16:19,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:16:19,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:16:19,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:16:19,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:16:19,201 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:16:19,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:16:19,201 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:16:19,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:16:19,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:16:19,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:16:19,206 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:16:19,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:16:19,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:16:19,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:16:19,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:16:19,207 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:16:19,208 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:16:19,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:16:19,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:16:19,208 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 07:16:19,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:16:19,498 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:16:19,501 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:16:19,503 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:16:19,503 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:16:19,504 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/pr4.c [2019-11-07 07:16:19,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7cb017b9/29e8cd9722ed4a6ea9af5305a2ab62d5/FLAG13dc6e503 [2019-11-07 07:16:20,023 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:16:20,024 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/pr4.c [2019-11-07 07:16:20,030 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7cb017b9/29e8cd9722ed4a6ea9af5305a2ab62d5/FLAG13dc6e503 [2019-11-07 07:16:20,428 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7cb017b9/29e8cd9722ed4a6ea9af5305a2ab62d5 [2019-11-07 07:16:20,439 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:16:20,441 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:16:20,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:16:20,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:16:20,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:16:20,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:16:20" (1/1) ... [2019-11-07 07:16:20,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@691c9e00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:20, skipping insertion in model container [2019-11-07 07:16:20,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:16:20" (1/1) ... [2019-11-07 07:16:20,459 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:16:20,485 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:16:20,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:16:20,673 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:16:20,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:16:20,806 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:16:20,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:20 WrapperNode [2019-11-07 07:16:20,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:16:20,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:16:20,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:16:20,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:16:20,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:20" (1/1) ... [2019-11-07 07:16:20,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:20" (1/1) ... [2019-11-07 07:16:20,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:20" (1/1) ... [2019-11-07 07:16:20,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:20" (1/1) ... [2019-11-07 07:16:20,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:20" (1/1) ... [2019-11-07 07:16:20,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:20" (1/1) ... [2019-11-07 07:16:20,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:20" (1/1) ... [2019-11-07 07:16:20,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:16:20,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:16:20,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:16:20,847 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:16:20,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:20" (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 07:16:20,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:16:20,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:16:20,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 07:16:20,904 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:16:20,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:16:20,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 07:16:20,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 07:16:20,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:16:20,905 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:16:20,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 07:16:20,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 07:16:20,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 07:16:20,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 07:16:20,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:16:20,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:16:21,442 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:16:21,442 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-11-07 07:16:21,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:16:21 BoogieIcfgContainer [2019-11-07 07:16:21,444 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:16:21,444 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 07:16:21,444 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 07:16:21,445 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 07:16:21,446 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:16:21" (1/1) ... [2019-11-07 07:16:21,446 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 07:16:21,471 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 07:16:21,472 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 07:16:21,479 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 07:16:21,487 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 07:16:21,488 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 07:16:21,638 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-11-07 07:16:21,974 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-11-07 07:16:22,304 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:22,337 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:22,368 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:22,688 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2019-11-07 07:16:22,717 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:22,746 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:22,773 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:23,013 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2019-11-07 07:16:23,039 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:23,069 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:23,097 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:23,333 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2019-11-07 07:16:23,354 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:23,856 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2019-11-07 07:16:24,856 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:24,979 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2019-11-07 07:16:25,001 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:25,367 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2019-11-07 07:16:25,393 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:25,416 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:25,442 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:25,587 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-07 07:16:25,616 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:25,640 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:25,660 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:25,773 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:25,792 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:25,813 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:25,902 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:25,919 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:25,943 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,023 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,039 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,054 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,129 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,322 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,339 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,352 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,536 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,604 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,617 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,630 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,686 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,697 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,705 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:26,863 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 17 for LOIs [2019-11-07 07:16:26,867 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 07:16:26,884 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 07:16:26,884 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 07:16:26,886 INFO L168 Benchmark]: Toolchain (without parser) took 6445.42 ms. Allocated memory was 146.8 MB in the beginning and 293.1 MB in the end (delta: 146.3 MB). Free memory was 103.2 MB in the beginning and 179.8 MB in the end (delta: -76.6 MB). Peak memory consumption was 69.7 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:26,887 INFO L168 Benchmark]: CDTParser took 1.16 ms. Allocated memory is still 146.8 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 07:16:26,888 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.46 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 103.0 MB in the beginning and 183.6 MB in the end (delta: -80.6 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:26,889 INFO L168 Benchmark]: Boogie Preprocessor took 38.51 ms. Allocated memory is still 204.5 MB. Free memory was 183.6 MB in the beginning and 181.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:26,889 INFO L168 Benchmark]: RCFGBuilder took 597.40 ms. Allocated memory is still 204.5 MB. Free memory was 181.3 MB in the beginning and 152.0 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:26,890 INFO L168 Benchmark]: Sifa took 5440.09 ms. Allocated memory was 204.5 MB in the beginning and 293.1 MB in the end (delta: 88.6 MB). Free memory was 152.0 MB in the beginning and 179.8 MB in the end (delta: -27.9 MB). Peak memory consumption was 60.7 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:26,894 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16 ms. Allocated memory is still 146.8 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 365.46 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 103.0 MB in the beginning and 183.6 MB in the end (delta: -80.6 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.51 ms. Allocated memory is still 204.5 MB. Free memory was 183.6 MB in the beginning and 181.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 597.40 ms. Allocated memory is still 204.5 MB. Free memory was 181.3 MB in the beginning and 152.0 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. * Sifa took 5440.09 ms. Allocated memory was 204.5 MB in the beginning and 293.1 MB in the end (delta: 88.6 MB). Free memory was 152.0 MB in the beginning and 179.8 MB in the end (delta: -27.9 MB). Peak memory consumption was 60.7 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]: 5396, 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]: 4779, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 28, TOOLS_POST_RETURN_APPLICATIONS: 3, TOOLS_POST_RETURN_TIME[ms]: 7, TOOLS_QUANTIFIERELIM_APPLICATIONS: 28, TOOLS_QUANTIFIERELIM_TIME[ms]: 4795, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 4624, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 38, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 1, DOMAIN_JOIN_TIME[ms]: 3, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 376, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 105, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 23, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 1, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5204, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5203, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 3, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 112, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 112, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 12, 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 121#(and (<= 1 ~CELLCOUNT~0) (<= ~CELLCOUNT~0 2147483647) (<= |#NULL.base| 0) (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (<= 0 |#NULL.base|) (= 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...