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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 02:41:18,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 02:41:18,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 02:41:18,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 02:41:18,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 02:41:18,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 02:41:18,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 02:41:18,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 02:41:18,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 02:41:18,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 02:41:18,344 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 02:41:18,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 02:41:18,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 02:41:18,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 02:41:18,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 02:41:18,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 02:41:18,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 02:41:18,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 02:41:18,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 02:41:18,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 02:41:18,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 02:41:18,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 02:41:18,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 02:41:18,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 02:41:18,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-18 02:41:18,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 02:41:18,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 02:41:18,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 02:41:18,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 02:41:18,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 02:41:18,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 02:41:18,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 02:41:18,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 02:41:18,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 02:41:18,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 02:41:18,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 02:41:18,376 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 02:41:18,401 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 02:41:18,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 02:41:18,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 02:41:18,404 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 02:41:18,404 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 02:41:18,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 02:41:18,405 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 02:41:18,405 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 02:41:18,405 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 02:41:18,405 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 02:41:18,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 02:41:18,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 02:41:18,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 02:41:18,406 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 02:41:18,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 02:41:18,406 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 02:41:18,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 02:41:18,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 02:41:18,408 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 02:41:18,408 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 02:41:18,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 02:41:18,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 02:41:18,409 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 02:41:18,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 02:41:18,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 02:41:18,410 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 02:41:18,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 02:41:18,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 02:41:18,411 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 -> SequenceOfStatements 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 02:41:18,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 02:41:18,467 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 02:41:18,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 02:41:18,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 02:41:18,473 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 02:41:18,474 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c [2019-09-18 02:41:18,545 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c13e5c47/757a3959fb2d429da172775d6d056bc7/FLAG3bb03d004 [2019-09-18 02:41:19,010 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 02:41:19,011 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c [2019-09-18 02:41:19,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c13e5c47/757a3959fb2d429da172775d6d056bc7/FLAG3bb03d004 [2019-09-18 02:41:19,407 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c13e5c47/757a3959fb2d429da172775d6d056bc7 [2019-09-18 02:41:19,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 02:41:19,419 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 02:41:19,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 02:41:19,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 02:41:19,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 02:41:19,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:41:19" (1/1) ... [2019-09-18 02:41:19,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d289120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:19, skipping insertion in model container [2019-09-18 02:41:19,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:41:19" (1/1) ... [2019-09-18 02:41:19,435 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 02:41:19,462 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 02:41:19,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 02:41:19,688 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 02:41:19,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 02:41:19,866 INFO L192 MainTranslator]: Completed translation [2019-09-18 02:41:19,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:19 WrapperNode [2019-09-18 02:41:19,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 02:41:19,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 02:41:19,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 02:41:19,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 02:41:19,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:19" (1/1) ... [2019-09-18 02:41:19,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:19" (1/1) ... [2019-09-18 02:41:19,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:19" (1/1) ... [2019-09-18 02:41:19,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:19" (1/1) ... [2019-09-18 02:41:19,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:19" (1/1) ... [2019-09-18 02:41:19,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:19" (1/1) ... [2019-09-18 02:41:19,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:19" (1/1) ... [2019-09-18 02:41:19,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 02:41:19,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 02:41:19,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 02:41:19,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 02:41:19,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:19" (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 02:41:19,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 02:41:19,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 02:41:19,972 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 02:41:19,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 02:41:19,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 02:41:19,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 02:41:19,974 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 02:41:19,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 02:41:19,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 02:41:20,296 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 02:41:20,296 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 02:41:20,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:41:20 BoogieIcfgContainer [2019-09-18 02:41:20,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 02:41:20,298 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 02:41:20,298 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 02:41:20,298 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 02:41:20,300 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:41:20" (1/1) ... [2019-09-18 02:41:20,300 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 02:41:20,329 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 02:41:20,329 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 02:41:20,336 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 02:41:20,344 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 02:41:20,345 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 02:41:20,476 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 36 for LOIs [2019-09-18 02:41:20,570 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-18 02:41:21,190 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 67 [2019-09-18 02:41:21,298 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-18 02:41:21,472 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 37 [2019-09-18 02:41:21,870 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 30 [2019-09-18 02:41:33,132 WARN L191 SmtUtils]: Spent 10.99 s on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2019-09-18 02:41:33,956 WARN L191 SmtUtils]: Spent 823.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-18 02:41:38,808 WARN L191 SmtUtils]: Spent 4.85 s on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2019-09-18 02:41:40,938 WARN L191 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 49 [2019-09-18 02:41:47,455 WARN L191 SmtUtils]: Spent 6.51 s on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 02:41:47,658 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 02:41:48,219 WARN L191 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-18 02:41:49,163 WARN L191 SmtUtils]: Spent 942.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 02:41:56,860 WARN L191 SmtUtils]: Spent 7.69 s on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 02:42:01,102 WARN L191 SmtUtils]: Spent 4.24 s on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 02:42:12,516 WARN L191 SmtUtils]: Spent 11.41 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 02:42:32,440 WARN L191 SmtUtils]: Spent 19.92 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 02:42:39,170 WARN L191 SmtUtils]: Spent 6.72 s on a formula simplification that was a NOOP. DAG size: 130 [2019-09-18 02:42:43,227 WARN L191 SmtUtils]: Spent 4.06 s on a formula simplification that was a NOOP. DAG size: 130 [2019-09-18 02:44:50,021 WARN L191 SmtUtils]: Spent 2.11 m on a formula simplification. DAG size of input: 160 DAG size of output: 143 [2019-09-18 02:45:19,292 WARN L191 SmtUtils]: Spent 29.27 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-18 02:45:21,526 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 137 DAG size of output: 37 [2019-09-18 02:45:21,999 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 30 [2019-09-18 02:45:22,227 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 37 [2019-09-18 02:45:37,007 WARN L191 SmtUtils]: Spent 14.69 s on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2019-09-18 02:45:37,264 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-18 02:45:43,118 WARN L191 SmtUtils]: Spent 5.85 s on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2019-09-18 02:45:43,503 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-18 02:45:43,645 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 02:45:45,519 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 02:45:46,784 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-18 02:45:49,023 WARN L191 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 02:45:56,138 WARN L191 SmtUtils]: Spent 7.11 s on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 02:46:13,462 WARN L191 SmtUtils]: Spent 17.32 s on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 02:46:16,604 WARN L191 SmtUtils]: Spent 3.14 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 02:46:24,269 WARN L191 SmtUtils]: Spent 7.66 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 02:47:31,930 WARN L191 SmtUtils]: Spent 1.13 m on a formula simplification. DAG size of input: 160 DAG size of output: 145 [2019-09-18 02:48:22,038 WARN L191 SmtUtils]: Spent 50.11 s on a formula simplification. DAG size of input: 145 DAG size of output: 143 [2019-09-18 02:48:22,262 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 37 [2019-09-18 02:48:22,647 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 30 [2019-09-18 02:48:23,483 WARN L191 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 37 [2019-09-18 02:48:23,687 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 35 [2019-09-18 02:48:28,723 WARN L191 SmtUtils]: Spent 4.99 s on a formula simplification. DAG size of input: 88 DAG size of output: 52 [2019-09-18 02:48:29,243 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-18 02:48:33,037 WARN L191 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-18 02:48:33,228 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 02:48:33,228 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 02:48:33,231 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 868#(and (and (= 0 main_~main____CPAchecker_TMP_0~1) (= (ite (= (mod (ite (and (not (= 0 (mod (mod main_~main__x~0 4294967296) 3))) (< (mod main_~main__x~0 4294967296) 0)) (+ (mod (mod main_~main__x~0 4294967296) 3) (- 3)) (mod (mod main_~main__x~0 4294967296) 3)) 4294967296) 0) 1 0) main_~__tmp_1~0) (= ~__tmp_93_0~0 ~__tmp_94_0~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= ~__tmp_94_0~0 main_~main____CPAchecker_TMP_0~0) (= 0 (mod main_~main__y~0 4294967296))) (= main_~__VERIFIER_assert__cond~0 0)) [2019-09-18 02:48:33,247 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 02:48:33,248 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 02:48:33,249 INFO L168 Benchmark]: Toolchain (without parser) took 433830.56 ms. Allocated memory was 136.3 MB in the beginning and 317.2 MB in the end (delta: 180.9 MB). Free memory was 89.0 MB in the beginning and 115.2 MB in the end (delta: -26.1 MB). Peak memory consumption was 154.7 MB. Max. memory is 7.1 GB. [2019-09-18 02:48:33,250 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 136.3 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 02:48:33,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.53 ms. Allocated memory was 136.3 MB in the beginning and 199.2 MB in the end (delta: 62.9 MB). Free memory was 88.6 MB in the beginning and 176.8 MB in the end (delta: -88.2 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2019-09-18 02:48:33,252 INFO L168 Benchmark]: Boogie Preprocessor took 31.17 ms. Allocated memory is still 199.2 MB. Free memory was 176.8 MB in the beginning and 175.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-09-18 02:48:33,253 INFO L168 Benchmark]: RCFGBuilder took 392.91 ms. Allocated memory is still 199.2 MB. Free memory was 175.0 MB in the beginning and 158.6 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-09-18 02:48:33,254 INFO L168 Benchmark]: Sifa took 432950.01 ms. Allocated memory was 199.2 MB in the beginning and 317.2 MB in the end (delta: 118.0 MB). Free memory was 158.6 MB in the beginning and 115.2 MB in the end (delta: 43.4 MB). Peak memory consumption was 161.4 MB. Max. memory is 7.1 GB. [2019-09-18 02:48:33,263 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 136.3 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 452.53 ms. Allocated memory was 136.3 MB in the beginning and 199.2 MB in the end (delta: 62.9 MB). Free memory was 88.6 MB in the beginning and 176.8 MB in the end (delta: -88.2 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.17 ms. Allocated memory is still 199.2 MB. Free memory was 176.8 MB in the beginning and 175.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 392.91 ms. Allocated memory is still 199.2 MB. Free memory was 175.0 MB in the beginning and 158.6 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. * Sifa took 432950.01 ms. Allocated memory was 199.2 MB in the beginning and 317.2 MB in the end (delta: 118.0 MB). Free memory was 158.6 MB in the beginning and 115.2 MB in the end (delta: 43.4 MB). Peak memory consumption was 161.4 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]: 432902, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 184, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 169, TOOLS_POST_TIME[ms]: 267, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 28, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 172, TOOLS_QUANTIFIERELIM_TIME[ms]: 212, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 15, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 205, FLUID_YES_ANSWERS: 20, DOMAIN_JOIN_APPLICATIONS: 39, DOMAIN_JOIN_TIME[ms]: 417486, DOMAIN_ALPHA_APPLICATIONS: 20, DOMAIN_ALPHA_TIME[ms]: 260, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 14637, DOMAIN_ISSUBSETEQ_APPLICATIONS: 21, DOMAIN_ISSUBSETEQ_TIME[ms]: 54, DOMAIN_ISBOTTOM_APPLICATIONS: 16, DOMAIN_ISBOTTOM_TIME[ms]: 50, LOOP_SUMMARIZER_APPLICATIONS: 13, LOOP_SUMMARIZER_CACHE_MISSES: 13, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 305359, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 305359, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 21, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 68, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 68, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 272, DAG_COMPRESSION_RETAINED_NODES: 112 - UnprovableResult [Line: 97]: 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 868#(and (and (= 0 main_~main____CPAchecker_TMP_0~1) (= (ite (= (mod (ite (and (not (= 0 (mod (mod main_~main__x~0 4294967296) 3))) (< (mod main_~main__x~0 4294967296) 0)) (+ (mod (mod main_~main__x~0 4294967296) 3) (- 3)) (mod (mod main_~main__x~0 4294967296) 3)) 4294967296) 0) 1 0) main_~__tmp_1~0) (= ~__tmp_93_0~0 ~__tmp_94_0~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= ~__tmp_94_0~0 main_~main____CPAchecker_TMP_0~0) (= 0 (mod main_~main__y~0 4294967296))) (= main_~__VERIFIER_assert__cond~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...