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 LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --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 [2019-09-19 06:59:34,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 06:59:34,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 06:59:34,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 06:59:34,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 06:59:34,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 06:59:34,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 06:59:34,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 06:59:34,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 06:59:34,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 06:59:34,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 06:59:34,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 06:59:34,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 06:59:34,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 06:59:34,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 06:59:34,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 06:59:34,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 06:59:34,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 06:59:34,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 06:59:34,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 06:59:34,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 06:59:34,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 06:59:34,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 06:59:34,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 06:59:34,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 06:59:34,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 06:59:34,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 06:59:34,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 06:59:34,276 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 06:59:34,277 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 06:59:34,277 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 06:59:34,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 06:59:34,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 06:59:34,279 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 06:59:34,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 06:59:34,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 06:59:34,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 06:59:34,281 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 06:59:34,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 06:59:34,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 06:59:34,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 06:59:34,284 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 [2019-09-19 06:59:34,298 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 06:59:34,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 06:59:34,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 06:59:34,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 06:59:34,300 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 06:59:34,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 06:59:34,300 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 06:59:34,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 06:59:34,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 06:59:34,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 06:59:34,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 06:59:34,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 06:59:34,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 06:59:34,302 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 06:59:34,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 06:59:34,302 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 06:59:34,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 06:59:34,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 06:59:34,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 06:59:34,303 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 06:59:34,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 06:59:34,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 06:59:34,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 06:59:34,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 06:59:34,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 06:59:34,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 06:59:34,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 06:59:34,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 06:59:34,305 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 -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer 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 [2019-09-19 06:59:34,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 06:59:34,347 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 06:59:34,350 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 06:59:34,352 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 06:59:34,352 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 06:59:34,353 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c [2019-09-19 06:59:34,410 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3a408148/696cab3eb2af42ca95e6a67aafbc10b5/FLAG31540f418 [2019-09-19 06:59:34,840 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 06:59:34,841 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c [2019-09-19 06:59:34,849 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3a408148/696cab3eb2af42ca95e6a67aafbc10b5/FLAG31540f418 [2019-09-19 06:59:35,223 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3a408148/696cab3eb2af42ca95e6a67aafbc10b5 [2019-09-19 06:59:35,232 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 06:59:35,234 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 06:59:35,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 06:59:35,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 06:59:35,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 06:59:35,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:59:35" (1/1) ... [2019-09-19 06:59:35,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8c44ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:35, skipping insertion in model container [2019-09-19 06:59:35,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:59:35" (1/1) ... [2019-09-19 06:59:35,250 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 06:59:35,273 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 06:59:35,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:59:35,513 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 06:59:35,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:59:35,657 INFO L192 MainTranslator]: Completed translation [2019-09-19 06:59:35,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:35 WrapperNode [2019-09-19 06:59:35,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 06:59:35,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 06:59:35,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 06:59:35,659 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 06:59:35,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:35" (1/1) ... [2019-09-19 06:59:35,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:35" (1/1) ... [2019-09-19 06:59:35,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:35" (1/1) ... [2019-09-19 06:59:35,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:35" (1/1) ... [2019-09-19 06:59:35,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:35" (1/1) ... [2019-09-19 06:59:35,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:35" (1/1) ... [2019-09-19 06:59:35,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:35" (1/1) ... [2019-09-19 06:59:35,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 06:59:35,689 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 06:59:35,690 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 06:59:35,690 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 06:59:35,690 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:35" (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 [2019-09-19 06:59:35,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 06:59:35,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 06:59:35,747 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 06:59:35,747 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 06:59:35,747 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 06:59:35,747 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 06:59:35,748 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 06:59:35,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 06:59:35,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 06:59:36,024 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 06:59:36,025 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-19 06:59:36,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:59:36 BoogieIcfgContainer [2019-09-19 06:59:36,027 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 06:59:36,028 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 06:59:36,028 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 06:59:36,028 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 06:59:36,030 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:59:36" (1/1) ... [2019-09-19 06:59:36,031 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 06:59:36,057 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 06:59:36,058 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 06:59:36,066 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 06:59:36,076 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 06:59:36,078 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 06:59:36,239 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 36 for LOIs [2019-09-19 06:59:36,364 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-19 06:59:36,962 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 67 [2019-09-19 06:59:37,070 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-19 06:59:37,228 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 37 [2019-09-19 06:59:40,051 WARN L191 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 55 DAG size of output: 30 [2019-09-19 06:59:45,536 WARN L191 SmtUtils]: Spent 5.26 s on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2019-09-19 06:59:45,855 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-19 06:59:48,971 WARN L191 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2019-09-19 06:59:49,149 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-19 06:59:51,591 WARN L191 SmtUtils]: Spent 2.44 s on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 06:59:51,751 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 06:59:53,821 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-19 07:00:05,685 WARN L191 SmtUtils]: Spent 11.76 s on a formula simplification that was a NOOP. DAG size: 100 [2019-09-19 07:00:09,514 WARN L191 SmtUtils]: Spent 3.83 s on a formula simplification that was a NOOP. DAG size: 100 [2019-09-19 07:00:14,149 WARN L191 SmtUtils]: Spent 4.63 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 07:00:23,387 WARN L191 SmtUtils]: Spent 9.24 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 07:00:33,034 WARN L191 SmtUtils]: Spent 9.64 s on a formula simplification that was a NOOP. DAG size: 130 [2019-09-19 07:00:38,221 WARN L191 SmtUtils]: Spent 5.19 s on a formula simplification that was a NOOP. DAG size: 130 [2019-09-19 07:02:04,115 WARN L191 SmtUtils]: Spent 1.43 m on a formula simplification. DAG size of input: 160 DAG size of output: 143 [2019-09-19 07:02:27,015 WARN L191 SmtUtils]: Spent 22.90 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-19 07:02:29,257 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 137 DAG size of output: 37 [2019-09-19 07:02:29,752 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 30 [2019-09-19 07:02:29,980 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 37 [2019-09-19 07:02:30,513 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2019-09-19 07:02:33,483 WARN L191 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2019-09-19 07:02:34,614 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 49 [2019-09-19 07:02:35,760 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 07:02:37,151 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 07:02:40,074 WARN L191 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-19 07:02:40,423 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-19 07:02:47,981 WARN L191 SmtUtils]: Spent 7.56 s on a formula simplification that was a NOOP. DAG size: 100 [2019-09-19 07:02:49,080 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 100 [2019-09-19 07:02:50,441 WARN L191 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 07:03:00,682 WARN L191 SmtUtils]: Spent 10.24 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 07:03:59,261 WARN L191 SmtUtils]: Spent 58.47 s on a formula simplification. DAG size of input: 160 DAG size of output: 143 [2019-09-19 07:04:20,718 WARN L191 SmtUtils]: Spent 21.46 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-19 07:04:20,906 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 37 [2019-09-19 07:04:25,414 WARN L191 SmtUtils]: Spent 4.27 s on a formula simplification. DAG size of input: 137 DAG size of output: 37 [2019-09-19 07:04:25,608 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 35 [2019-09-19 07:04:28,912 WARN L191 SmtUtils]: Spent 3.27 s on a formula simplification. DAG size of input: 88 DAG size of output: 52 [2019-09-19 07:04:29,132 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-19 07:04:29,409 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-19 07:04:29,677 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-19 07:04:32,205 WARN L191 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 54 DAG size of output: 34 [2019-09-19 07:04:32,224 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 07:04:32,224 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 07:04:32,227 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 867#(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)) [2019-09-19 07:04:32,241 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 07:04:32,242 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 07:04:32,243 INFO L168 Benchmark]: Toolchain (without parser) took 297009.38 ms. Allocated memory was 134.2 MB in the beginning and 288.9 MB in the end (delta: 154.7 MB). Free memory was 89.3 MB in the beginning and 103.2 MB in the end (delta: -13.9 MB). Peak memory consumption was 140.7 MB. Max. memory is 7.1 GB. [2019-09-19 07:04:32,244 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 07:04:32,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 423.79 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 88.9 MB in the beginning and 177.8 MB in the end (delta: -89.0 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-19 07:04:32,246 INFO L168 Benchmark]: Boogie Preprocessor took 30.43 ms. Allocated memory is still 201.3 MB. Free memory was 177.8 MB in the beginning and 176.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-19 07:04:32,248 INFO L168 Benchmark]: RCFGBuilder took 337.62 ms. Allocated memory is still 201.3 MB. Free memory was 176.1 MB in the beginning and 159.7 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-09-19 07:04:32,249 INFO L168 Benchmark]: Sifa took 296214.19 ms. Allocated memory was 201.3 MB in the beginning and 288.9 MB in the end (delta: 87.6 MB). Free memory was 159.7 MB in the beginning and 103.2 MB in the end (delta: 56.5 MB). Peak memory consumption was 144.1 MB. Max. memory is 7.1 GB. [2019-09-19 07:04:32,252 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 423.79 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 88.9 MB in the beginning and 177.8 MB in the end (delta: -89.0 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 30.43 ms. Allocated memory is still 201.3 MB. Free memory was 177.8 MB in the beginning and 176.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 337.62 ms. Allocated memory is still 201.3 MB. Free memory was 176.1 MB in the beginning and 159.7 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. * Sifa took 296214.19 ms. Allocated memory was 201.3 MB in the beginning and 288.9 MB in the end (delta: 87.6 MB). Free memory was 159.7 MB in the beginning and 103.2 MB in the end (delta: 56.5 MB). Peak memory consumption was 144.1 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]: 296170, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 183, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 168, TOOLS_POST_TIME[ms]: 290, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 32, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 4, TOOLS_QUANTIFIERELIM_APPLICATIONS: 171, TOOLS_QUANTIFIERELIM_TIME[ms]: 240, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 18, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 204, FLUID_YES_ANSWERS: 20, DOMAIN_JOIN_APPLICATIONS: 39, DOMAIN_JOIN_TIME[ms]: 273189, DOMAIN_ALPHA_APPLICATIONS: 20, DOMAIN_ALPHA_TIME[ms]: 282, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 22124, DOMAIN_ISSUBSETEQ_APPLICATIONS: 21, DOMAIN_ISSUBSETEQ_TIME[ms]: 32, DOMAIN_ISBOTTOM_APPLICATIONS: 16, DOMAIN_ISBOTTOM_TIME[ms]: 68, LOOP_SUMMARIZER_APPLICATIONS: 13, LOOP_SUMMARIZER_CACHE_MISSES: 13, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 209230, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 209230, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 21, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 77, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 50, DAG_COMPRESSION_PROCESSED_NODES: 269, DAG_COMPRESSION_RETAINED_NODES: 111 - 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 867#(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...