java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-tiling/tcpy.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 11:32:04,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 11:32:04,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 11:32:04,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 11:32:04,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 11:32:04,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 11:32:04,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 11:32:04,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 11:32:04,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 11:32:04,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 11:32:04,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 11:32:04,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 11:32:04,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 11:32:04,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 11:32:04,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 11:32:04,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 11:32:04,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 11:32:04,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 11:32:04,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 11:32:04,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 11:32:04,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 11:32:04,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 11:32:04,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 11:32:04,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 11:32:04,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 11:32:04,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 11:32:04,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 11:32:04,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 11:32:04,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 11:32:04,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 11:32:04,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 11:32:04,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 11:32:04,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 11:32:04,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 11:32:04,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 11:32:04,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 11:32:04,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 11:32:04,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 11:32:04,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 11:32:04,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 11:32:04,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 11:32:04,576 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-18 11:32:04,592 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 11:32:04,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 11:32:04,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 11:32:04,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 11:32:04,595 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 11:32:04,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 11:32:04,596 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 11:32:04,596 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 11:32:04,598 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 11:32:04,598 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 11:32:04,598 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 11:32:04,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 11:32:04,599 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 11:32:04,599 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 11:32:04,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 11:32:04,599 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 11:32:04,599 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 11:32:04,600 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 11:32:04,600 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 11:32:04,600 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 11:32:04,600 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 11:32:04,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 11:32:04,601 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 11:32:04,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 11:32:04,603 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 11:32:04,603 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 11:32:04,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 11:32:04,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 11:32:04,603 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 11:32:04,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 11:32:04,661 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 11:32:04,667 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 11:32:04,671 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 11:32:04,671 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 11:32:04,672 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/tcpy.c [2019-09-18 11:32:04,742 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fd0925fe/c91ac3fa1f7f4fee861b2c6b061100be/FLAGe050ab27c [2019-09-18 11:32:05,217 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 11:32:05,217 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/tcpy.c [2019-09-18 11:32:05,224 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fd0925fe/c91ac3fa1f7f4fee861b2c6b061100be/FLAGe050ab27c [2019-09-18 11:32:05,632 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fd0925fe/c91ac3fa1f7f4fee861b2c6b061100be [2019-09-18 11:32:05,641 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 11:32:05,642 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 11:32:05,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 11:32:05,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 11:32:05,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 11:32:05,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:32:05" (1/1) ... [2019-09-18 11:32:05,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d3c52bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:32:05, skipping insertion in model container [2019-09-18 11:32:05,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:32:05" (1/1) ... [2019-09-18 11:32:05,658 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 11:32:05,672 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 11:32:05,867 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:32:05,877 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 11:32:05,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:32:06,004 INFO L192 MainTranslator]: Completed translation [2019-09-18 11:32:06,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:32:06 WrapperNode [2019-09-18 11:32:06,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 11:32:06,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 11:32:06,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 11:32:06,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 11:32:06,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:32:06" (1/1) ... [2019-09-18 11:32:06,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:32:06" (1/1) ... [2019-09-18 11:32:06,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:32:06" (1/1) ... [2019-09-18 11:32:06,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:32:06" (1/1) ... [2019-09-18 11:32:06,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:32:06" (1/1) ... [2019-09-18 11:32:06,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:32:06" (1/1) ... [2019-09-18 11:32:06,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:32:06" (1/1) ... [2019-09-18 11:32:06,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 11:32:06,041 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 11:32:06,041 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 11:32:06,041 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 11:32:06,042 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:32:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 11:32:06,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 11:32:06,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 11:32:06,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-18 11:32:06,105 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 11:32:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 11:32:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-18 11:32:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 11:32:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 11:32:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 11:32:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 11:32:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 11:32:06,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 11:32:06,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 11:32:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 11:32:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 11:32:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 11:32:06,406 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 11:32:06,407 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-18 11:32:06,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:32:06 BoogieIcfgContainer [2019-09-18 11:32:06,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 11:32:06,409 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 11:32:06,409 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 11:32:06,409 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 11:32:06,410 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:32:06" (1/1) ... [2019-09-18 11:32:06,411 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 11:32:06,434 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 11:32:06,434 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 11:32:06,442 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 11:32:06,451 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 11:32:06,452 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 11:32:06,647 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-09-18 11:32:07,037 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2019-09-18 11:32:07,145 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-18 11:32:07,537 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98 [2019-09-18 11:32:07,652 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-18 11:32:08,052 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 119 [2019-09-18 11:32:08,175 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-18 11:32:08,614 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 146 [2019-09-18 11:32:08,781 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-18 11:32:09,313 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 181 [2019-09-18 11:32:09,438 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-09-18 11:32:10,000 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 226 [2019-09-18 11:32:10,157 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2019-09-18 11:32:14,021 WARN L191 SmtUtils]: Spent 3.56 s on a formula simplification. DAG size of input: 295 DAG size of output: 260 [2019-09-18 11:32:14,195 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2019-09-18 11:32:16,671 WARN L191 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 312 [2019-09-18 11:32:16,876 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2019-09-18 11:32:17,114 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 11:32:17,258 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 39 [2019-09-18 11:32:17,415 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 57 [2019-09-18 11:32:34,174 WARN L191 SmtUtils]: Spent 16.28 s on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 11:32:34,430 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 11:32:34,599 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 11:32:35,027 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 68 [2019-09-18 11:32:35,175 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 11:32:35,183 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 11:32:35,230 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 11:32:35,606 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 11:32:37,972 WARN L191 SmtUtils]: Spent 2.31 s on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 11:32:38,601 WARN L191 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 75 [2019-09-18 11:32:39,016 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-18 11:32:39,211 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 11:32:39,718 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 102 [2019-09-18 11:32:39,936 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 57 [2019-09-18 11:32:40,293 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 57 [2019-09-18 11:32:40,668 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 27 for LOIs [2019-09-18 11:32:40,686 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 11:32:40,687 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 11:32:40,689 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 241#(and (exists ((v_main_~a~0.base_BEFORE_CALL_2 Int) (v_main_~acopy~0.offset_BEFORE_CALL_2 Int) (v_main_~i~0_BEFORE_CALL_2 Int) (v_main_~a~0.offset_BEFORE_CALL_2 Int) (v_main_~acopy~0.base_BEFORE_CALL_2 Int)) (or (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_2) (+ (* 4 v_main_~i~0_BEFORE_CALL_2) v_main_~a~0.offset_BEFORE_CALL_2)) (select (select |#memory_int| v_main_~acopy~0.base_BEFORE_CALL_2) (+ v_main_~acopy~0.offset_BEFORE_CALL_2 (* 4 v_main_~i~0_BEFORE_CALL_2)))) (< v_main_~i~0_BEFORE_CALL_2 ~SIZE~0)) (and (= |__VERIFIER_assert_#in~cond| 0) (< v_main_~i~0_BEFORE_CALL_2 ~SIZE~0) (not (= (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_2) (+ (* 4 v_main_~i~0_BEFORE_CALL_2) v_main_~a~0.offset_BEFORE_CALL_2)) (select (select |#memory_int| v_main_~acopy~0.base_BEFORE_CALL_2) (+ v_main_~acopy~0.offset_BEFORE_CALL_2 (* 4 v_main_~i~0_BEFORE_CALL_2)))))))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-18 11:32:40,707 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 11:32:40,708 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 11:32:40,710 INFO L168 Benchmark]: Toolchain (without parser) took 35067.32 ms. Allocated memory was 140.0 MB in the beginning and 334.0 MB in the end (delta: 194.0 MB). Free memory was 86.1 MB in the beginning and 307.7 MB in the end (delta: -221.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 11:32:40,713 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 140.0 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 11:32:40,715 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.64 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 85.8 MB in the beginning and 178.2 MB in the end (delta: -92.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-09-18 11:32:40,716 INFO L168 Benchmark]: Boogie Preprocessor took 35.23 ms. Allocated memory is still 200.3 MB. Free memory was 178.2 MB in the beginning and 176.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-09-18 11:32:40,723 INFO L168 Benchmark]: RCFGBuilder took 367.64 ms. Allocated memory is still 200.3 MB. Free memory was 176.0 MB in the beginning and 157.3 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. [2019-09-18 11:32:40,730 INFO L168 Benchmark]: Sifa took 34299.26 ms. Allocated memory was 200.3 MB in the beginning and 334.0 MB in the end (delta: 133.7 MB). Free memory was 157.3 MB in the beginning and 307.7 MB in the end (delta: -150.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 11:32:40,735 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 140.0 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 361.64 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 85.8 MB in the beginning and 178.2 MB in the end (delta: -92.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 35.23 ms. Allocated memory is still 200.3 MB. Free memory was 178.2 MB in the beginning and 176.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 367.64 ms. Allocated memory is still 200.3 MB. Free memory was 176.0 MB in the beginning and 157.3 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. * Sifa took 34299.26 ms. Allocated memory was 200.3 MB in the beginning and 334.0 MB in the end (delta: 133.7 MB). Free memory was 157.3 MB in the beginning and 307.7 MB in the end (delta: -150.4 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 34256, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 171, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 164, TOOLS_POST_TIME[ms]: 22585, TOOLS_POST_CALL_APPLICATIONS: 4, TOOLS_POST_CALL_TIME[ms]: 43, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 170, TOOLS_QUANTIFIERELIM_TIME[ms]: 22547, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 17314, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 185, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 21, DOMAIN_JOIN_TIME[ms]: 1637, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 19, DOMAIN_WIDEN_APPLICATIONS: 11, DOMAIN_WIDEN_TIME[ms]: 8107, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 1674, DOMAIN_ISBOTTOM_APPLICATIONS: 9, DOMAIN_ISBOTTOM_TIME[ms]: 31, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 33377, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 33377, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 151, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 151, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 12, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 47, DAG_COMPRESSION_PROCESSED_NODES: 406, DAG_COMPRESSION_RETAINED_NODES: 158 - 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 241#(and (exists ((v_main_~a~0.base_BEFORE_CALL_2 Int) (v_main_~acopy~0.offset_BEFORE_CALL_2 Int) (v_main_~i~0_BEFORE_CALL_2 Int) (v_main_~a~0.offset_BEFORE_CALL_2 Int) (v_main_~acopy~0.base_BEFORE_CALL_2 Int)) (or (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_2) (+ (* 4 v_main_~i~0_BEFORE_CALL_2) v_main_~a~0.offset_BEFORE_CALL_2)) (select (select |#memory_int| v_main_~acopy~0.base_BEFORE_CALL_2) (+ v_main_~acopy~0.offset_BEFORE_CALL_2 (* 4 v_main_~i~0_BEFORE_CALL_2)))) (< v_main_~i~0_BEFORE_CALL_2 ~SIZE~0)) (and (= |__VERIFIER_assert_#in~cond| 0) (< v_main_~i~0_BEFORE_CALL_2 ~SIZE~0) (not (= (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_2) (+ (* 4 v_main_~i~0_BEFORE_CALL_2) v_main_~a~0.offset_BEFORE_CALL_2)) (select (select |#memory_int| v_main_~acopy~0.base_BEFORE_CALL_2) (+ v_main_~acopy~0.offset_BEFORE_CALL_2 (* 4 v_main_~i~0_BEFORE_CALL_2)))))))) (= 0 __VERIFIER_assert_~cond) (= |__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...