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/pr3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:55:12,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:55:12,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:55:12,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:55:12,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:55:12,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:55:12,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:55:12,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:55:12,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:55:12,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:55:12,576 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:55:12,577 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:55:12,578 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:55:12,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:55:12,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:55:12,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:55:12,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:55:12,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:55:12,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:55:12,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:55:12,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:55:12,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:55:12,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:55:12,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:55:12,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 04:55:12,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 04:55:12,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 04:55:12,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 04:55:12,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 04:55:12,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 04:55:12,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:55:12,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:55:12,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:55:12,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:55:12,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:55:12,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:55:12,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:55:12,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:55:12,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:55:12,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:55:12,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:55:12,603 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 [2019-10-15 04:55:12,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:55:12,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:55:12,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:55:12,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:55:12,619 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:55:12,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:55:12,619 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:55:12,622 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:55:12,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:55:12,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:55:12,622 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:55:12,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:55:12,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:55:12,623 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:55:12,623 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:55:12,623 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:55:12,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:55:12,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:55:12,624 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:55:12,624 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:55:12,624 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:55:12,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:55:12,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:55:12,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:55:12,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:55:12,626 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:55:12,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:55:12,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:55:12,627 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 [2019-10-15 04:55:12,904 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:55:12,917 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:55:12,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:55:12,922 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:55:12,922 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:55:12,923 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/pr3.c [2019-10-15 04:55:12,998 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f044dc9a/d7a6249e114244f698535357f9755db4/FLAGab278bfe8 [2019-10-15 04:55:13,444 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:55:13,445 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/pr3.c [2019-10-15 04:55:13,452 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f044dc9a/d7a6249e114244f698535357f9755db4/FLAGab278bfe8 [2019-10-15 04:55:13,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f044dc9a/d7a6249e114244f698535357f9755db4 [2019-10-15 04:55:13,872 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:55:13,874 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:55:13,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:55:13,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:55:13,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:55:13,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:55:13" (1/1) ... [2019-10-15 04:55:13,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bfc0887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:55:13, skipping insertion in model container [2019-10-15 04:55:13,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:55:13" (1/1) ... [2019-10-15 04:55:13,888 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:55:13,905 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:55:14,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:55:14,088 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:55:14,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:55:14,215 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:55:14,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:55:14 WrapperNode [2019-10-15 04:55:14,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:55:14,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:55:14,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:55:14,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:55:14,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:55:14" (1/1) ... [2019-10-15 04:55:14,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:55:14" (1/1) ... [2019-10-15 04:55:14,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:55:14" (1/1) ... [2019-10-15 04:55:14,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:55:14" (1/1) ... [2019-10-15 04:55:14,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:55:14" (1/1) ... [2019-10-15 04:55:14,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:55:14" (1/1) ... [2019-10-15 04:55:14,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:55:14" (1/1) ... [2019-10-15 04:55:14,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:55:14,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:55:14,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:55:14,253 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:55:14,254 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:55:14" (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 [2019-10-15 04:55:14,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:55:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:55:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 04:55:14,303 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:55:14,303 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:55:14,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 04:55:14,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 04:55:14,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:55:14,304 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:55:14,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 04:55:14,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 04:55:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 04:55:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 04:55:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:55:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:55:14,810 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:55:14,810 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-10-15 04:55:14,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:55:14 BoogieIcfgContainer [2019-10-15 04:55:14,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:55:14,812 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 04:55:14,812 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 04:55:14,813 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 04:55:14,814 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:55:14" (1/1) ... [2019-10-15 04:55:14,814 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 [2019-10-15 04:55:14,838 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 04:55:14,838 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 04:55:14,845 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 04:55:14,854 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 04:55:14,855 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 04:55:15,027 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 25 for LOIs [2019-10-15 04:55:15,169 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 138 [2019-10-15 04:55:16,253 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:17,117 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2019-10-15 04:55:17,602 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:18,175 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2019-10-15 04:55:18,860 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:19,047 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2019-10-15 04:55:19,087 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:19,116 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:19,142 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:19,297 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2019-10-15 04:55:19,698 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:19,823 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2019-10-15 04:55:19,848 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:19,879 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:19,903 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:20,016 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-15 04:55:20,048 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:20,067 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:20,085 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:20,197 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-10-15 04:55:20,214 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:20,231 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:20,249 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:20,373 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-10-15 04:55:20,492 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-10-15 04:55:20,660 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:20,802 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:20,826 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:20,847 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:20,912 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:21,171 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:21,258 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:21,276 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:21,288 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:21,340 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:21,359 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:21,370 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:21,407 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:21,416 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:21,424 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:21,485 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:55:21,676 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 19 for LOIs [2019-10-15 04:55:21,683 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 04:55:21,700 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 04:55:21,701 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 04:55:21,704 INFO L168 Benchmark]: Toolchain (without parser) took 7829.86 ms. Allocated memory was 137.9 MB in the beginning and 336.1 MB in the end (delta: 198.2 MB). Free memory was 102.7 MB in the beginning and 236.4 MB in the end (delta: -133.7 MB). Peak memory consumption was 64.5 MB. Max. memory is 7.1 GB. [2019-10-15 04:55:21,704 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-15 04:55:21,705 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.35 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 102.5 MB in the beginning and 181.1 MB in the end (delta: -78.6 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. [2019-10-15 04:55:21,710 INFO L168 Benchmark]: Boogie Preprocessor took 35.97 ms. Allocated memory is still 201.9 MB. Free memory was 181.1 MB in the beginning and 178.6 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-10-15 04:55:21,713 INFO L168 Benchmark]: RCFGBuilder took 559.04 ms. Allocated memory is still 201.9 MB. Free memory was 178.6 MB in the beginning and 152.2 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-10-15 04:55:21,713 INFO L168 Benchmark]: Sifa took 6889.42 ms. Allocated memory was 201.9 MB in the beginning and 336.1 MB in the end (delta: 134.2 MB). Free memory was 152.2 MB in the beginning and 236.4 MB in the end (delta: -84.2 MB). Peak memory consumption was 50.0 MB. Max. memory is 7.1 GB. [2019-10-15 04:55:21,716 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 341.35 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 102.5 MB in the beginning and 181.1 MB in the end (delta: -78.6 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 35.97 ms. Allocated memory is still 201.9 MB. Free memory was 181.1 MB in the beginning and 178.6 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 559.04 ms. Allocated memory is still 201.9 MB. Free memory was 178.6 MB in the beginning and 152.2 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Sifa took 6889.42 ms. Allocated memory was 201.9 MB in the beginning and 336.1 MB in the end (delta: 134.2 MB). Free memory was 152.2 MB in the beginning and 236.4 MB in the end (delta: -84.2 MB). Peak memory consumption was 50.0 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]: 6846, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 28, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 21, TOOLS_POST_TIME[ms]: 6008, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 29, TOOLS_POST_RETURN_APPLICATIONS: 3, TOOLS_POST_RETURN_TIME[ms]: 6, TOOLS_QUANTIFIERELIM_APPLICATIONS: 29, TOOLS_QUANTIFIERELIM_TIME[ms]: 6025, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 4902, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 33, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 9, DOMAIN_JOIN_TIME[ms]: 641, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 66, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6628, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6627, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 3, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 129, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 128, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 15, DAG_COMPRESSION_PROCESSED_NODES: 72, DAG_COMPRESSION_RETAINED_NODES: 40 - 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 151#(and (or (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 1) (= |#NULL.offset| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (= |#NULL.offset| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond))) (<= 1 ~CELLCOUNT~0) (<= ~CELLCOUNT~0 2147483647) (<= __VERIFIER_assert_~cond 0) (<= |#NULL.base| 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 |#NULL.base|) (<= 0 __VERIFIER_assert_~cond) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...