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-examples/standard_allDiff2_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:24:47,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:24:47,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:24:47,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:24:47,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:24:47,282 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:24:47,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:24:47,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:24:47,288 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:24:47,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:24:47,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:24:47,291 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:24:47,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:24:47,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:24:47,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:24:47,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:24:47,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:24:47,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:24:47,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:24:47,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:24:47,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:24:47,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:24:47,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:24:47,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:24:47,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:24:47,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:24:47,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:24:47,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:24:47,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:24:47,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:24:47,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:24:47,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:24:47,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:24:47,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:24:47,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:24:47,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:24:47,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:24:47,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:24:47,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:24:47,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:24:47,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:24:47,335 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 [2019-09-20 19:24:47,359 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:24:47,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:24:47,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:24:47,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:24:47,362 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:24:47,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:24:47,362 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:24:47,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:24:47,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:24:47,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:24:47,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:24:47,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:24:47,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:24:47,365 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:24:47,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:24:47,366 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:24:47,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:24:47,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:24:47,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:24:47,367 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:24:47,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:24:47,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:24:47,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:24:47,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:24:47,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:24:47,368 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:24:47,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:24:47,368 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:24:47,369 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 [2019-09-20 19:24:47,410 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:24:47,428 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:24:47,433 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:24:47,434 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:24:47,434 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:24:47,435 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_allDiff2_ground.i [2019-09-20 19:24:47,503 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84bcb77ab/641a78b36a6b4e46a46f7d6116e46a7d/FLAGbffd5ded3 [2019-09-20 19:24:47,951 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:24:47,951 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_allDiff2_ground.i [2019-09-20 19:24:47,957 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84bcb77ab/641a78b36a6b4e46a46f7d6116e46a7d/FLAGbffd5ded3 [2019-09-20 19:24:48,374 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84bcb77ab/641a78b36a6b4e46a46f7d6116e46a7d [2019-09-20 19:24:48,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:24:48,385 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:24:48,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:24:48,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:24:48,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:24:48,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:24:48" (1/1) ... [2019-09-20 19:24:48,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69fcc4fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:48, skipping insertion in model container [2019-09-20 19:24:48,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:24:48" (1/1) ... [2019-09-20 19:24:48,400 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:24:48,414 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:24:48,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:24:48,608 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:24:48,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:24:48,735 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:24:48,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:48 WrapperNode [2019-09-20 19:24:48,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:24:48,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:24:48,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:24:48,738 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:24:48,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:48" (1/1) ... [2019-09-20 19:24:48,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:48" (1/1) ... [2019-09-20 19:24:48,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:48" (1/1) ... [2019-09-20 19:24:48,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:48" (1/1) ... [2019-09-20 19:24:48,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:48" (1/1) ... [2019-09-20 19:24:48,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:48" (1/1) ... [2019-09-20 19:24:48,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:48" (1/1) ... [2019-09-20 19:24:48,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:24:48,771 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:24:48,771 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:24:48,771 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:24:48,772 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:24:48" (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 [2019-09-20 19:24:48,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:24:48,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:24:48,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 19:24:48,824 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:24:48,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:24:48,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 19:24:48,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:24:48,824 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:24:48,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:24:48,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:24:48,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:24:48,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:24:48,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:24:48,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:24:49,128 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:24:49,128 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:24:49,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:24:49 BoogieIcfgContainer [2019-09-20 19:24:49,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:24:49,131 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:24:49,131 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:24:49,132 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:24:49,133 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:24:49" (1/1) ... [2019-09-20 19:24:49,133 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 [2019-09-20 19:24:49,152 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:24:49,153 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:24:49,160 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:24:49,168 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:24:49,169 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:24:49,323 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-20 19:24:50,274 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 182 [2019-09-20 19:24:50,578 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 226 [2019-09-20 19:24:50,966 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 279 [2019-09-20 19:24:51,398 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 330 [2019-09-20 19:24:51,660 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 18 [2019-09-20 19:24:52,628 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2019-09-20 19:24:52,778 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-20 19:24:53,000 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2019-09-20 19:24:53,760 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-20 19:24:53,961 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2019-09-20 19:24:54,220 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2019-09-20 19:24:54,554 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 70 [2019-09-20 19:24:55,306 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2019-09-20 19:24:55,476 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-20 19:24:55,686 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2019-09-20 19:24:56,669 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2019-09-20 19:24:56,919 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 138 [2019-09-20 19:24:57,414 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 170 [2019-09-20 19:24:58,973 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 207 DAG size of output: 196 [2019-09-20 19:25:00,539 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 26 for LOIs [2019-09-20 19:25:00,558 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 19:25:00,558 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 19:25:00,561 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 928#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 19:25:00,581 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 19:25:00,581 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 19:25:00,583 INFO L168 Benchmark]: Toolchain (without parser) took 12197.26 ms. Allocated memory was 131.6 MB in the beginning and 353.4 MB in the end (delta: 221.8 MB). Free memory was 87.3 MB in the beginning and 116.5 MB in the end (delta: -29.2 MB). Peak memory consumption was 192.6 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:00,584 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:25:00,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.60 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 87.1 MB in the beginning and 176.0 MB in the end (delta: -89.0 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:00,585 INFO L168 Benchmark]: Boogie Preprocessor took 32.96 ms. Allocated memory is still 198.7 MB. Free memory was 176.0 MB in the beginning and 174.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:00,586 INFO L168 Benchmark]: RCFGBuilder took 360.33 ms. Allocated memory is still 198.7 MB. Free memory was 174.2 MB in the beginning and 154.8 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:00,588 INFO L168 Benchmark]: Sifa took 11449.84 ms. Allocated memory was 198.7 MB in the beginning and 353.4 MB in the end (delta: 154.7 MB). Free memory was 154.8 MB in the beginning and 116.5 MB in the end (delta: 38.3 MB). Peak memory consumption was 193.0 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:00,591 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 350.60 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 87.1 MB in the beginning and 176.0 MB in the end (delta: -89.0 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.96 ms. Allocated memory is still 198.7 MB. Free memory was 176.0 MB in the beginning and 174.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 360.33 ms. Allocated memory is still 198.7 MB. Free memory was 174.2 MB in the beginning and 154.8 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. * Sifa took 11449.84 ms. Allocated memory was 198.7 MB in the beginning and 353.4 MB in the end (delta: 154.7 MB). Free memory was 154.8 MB in the beginning and 116.5 MB in the end (delta: 38.3 MB). Peak memory consumption was 193.0 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]: 11409, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 614, DAG_INTERPRETER_EARLY_EXITS: 4, TOOLS_POST_APPLICATIONS: 570, TOOLS_POST_TIME[ms]: 885, TOOLS_POST_CALL_APPLICATIONS: 31, TOOLS_POST_CALL_TIME[ms]: 289, TOOLS_POST_RETURN_APPLICATIONS: 29, TOOLS_POST_RETURN_TIME[ms]: 70, TOOLS_QUANTIFIERELIM_APPLICATIONS: 625, TOOLS_QUANTIFIERELIM_TIME[ms]: 1092, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 76, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 661, FLUID_YES_ANSWERS: 4, DOMAIN_JOIN_APPLICATIONS: 93, DOMAIN_JOIN_TIME[ms]: 3917, DOMAIN_ALPHA_APPLICATIONS: 4, DOMAIN_ALPHA_TIME[ms]: 41, DOMAIN_WIDEN_APPLICATIONS: 35, DOMAIN_WIDEN_TIME[ms]: 5677, DOMAIN_ISSUBSETEQ_APPLICATIONS: 47, DOMAIN_ISSUBSETEQ_TIME[ms]: 291, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 71, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10547, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10546, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 47, CALL_SUMMARIZER_APPLICATIONS: 29, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 126, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 125, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 51, DAG_COMPRESSION_PROCESSED_NODES: 734, DAG_COMPRESSION_RETAINED_NODES: 366 - UnprovableResult [Line: 2]: 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 928#(and (= 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...