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 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 [2019-09-16 17:46:13,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 17:46:13,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 17:46:13,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 17:46:13,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 17:46:13,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 17:46:13,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 17:46:13,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 17:46:13,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 17:46:13,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 17:46:13,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 17:46:13,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 17:46:13,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 17:46:13,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 17:46:13,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 17:46:13,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 17:46:13,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 17:46:13,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 17:46:13,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 17:46:13,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 17:46:13,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 17:46:13,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 17:46:13,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 17:46:13,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 17:46:13,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 17:46:13,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 17:46:13,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 17:46:13,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 17:46:13,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 17:46:13,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 17:46:13,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 17:46:13,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 17:46:13,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 17:46:13,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 17:46:13,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 17:46:13,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 17:46:13,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 17:46:13,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 17:46:13,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 17:46:13,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 17:46:13,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 17:46:13,876 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 [2019-09-16 17:46:13,890 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 17:46:13,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 17:46:13,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 17:46:13,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 17:46:13,892 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 17:46:13,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 17:46:13,893 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 17:46:13,893 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 17:46:13,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 17:46:13,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 17:46:13,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 17:46:13,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 17:46:13,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 17:46:13,894 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 17:46:13,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 17:46:13,894 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 17:46:13,894 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 17:46:13,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 17:46:13,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 17:46:13,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 17:46:13,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 17:46:13,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:46:13,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 17:46:13,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 17:46:13,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 17:46:13,896 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 17:46:13,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 17:46:13,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 17:46:13,897 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 -> 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 [2019-09-16 17:46:13,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 17:46:13,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 17:46:13,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 17:46:13,961 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 17:46:13,961 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 17:46:13,962 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c [2019-09-16 17:46:14,024 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/606758a66/124f59814a3b480aa4629fbbc90d00ee/FLAG04b26fd7a [2019-09-16 17:46:14,463 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 17:46:14,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c [2019-09-16 17:46:14,474 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/606758a66/124f59814a3b480aa4629fbbc90d00ee/FLAG04b26fd7a [2019-09-16 17:46:14,786 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/606758a66/124f59814a3b480aa4629fbbc90d00ee [2019-09-16 17:46:14,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 17:46:14,802 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 17:46:14,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 17:46:14,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 17:46:14,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 17:46:14,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:46:14" (1/1) ... [2019-09-16 17:46:14,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2a1578 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:46:14, skipping insertion in model container [2019-09-16 17:46:14,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:46:14" (1/1) ... [2019-09-16 17:46:14,819 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 17:46:14,851 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 17:46:15,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:46:15,081 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 17:46:15,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:46:15,116 INFO L192 MainTranslator]: Completed translation [2019-09-16 17:46:15,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:46:15 WrapperNode [2019-09-16 17:46:15,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 17:46:15,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 17:46:15,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 17:46:15,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 17:46:15,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:46:15" (1/1) ... [2019-09-16 17:46:15,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:46:15" (1/1) ... [2019-09-16 17:46:15,229 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:46:15" (1/1) ... [2019-09-16 17:46:15,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:46:15" (1/1) ... [2019-09-16 17:46:15,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:46:15" (1/1) ... [2019-09-16 17:46:15,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:46:15" (1/1) ... [2019-09-16 17:46:15,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:46:15" (1/1) ... [2019-09-16 17:46:15,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 17:46:15,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 17:46:15,249 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 17:46:15,249 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 17:46:15,250 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:46:15" (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 [2019-09-16 17:46:15,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 17:46:15,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 17:46:15,300 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 17:46:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 17:46:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 17:46:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-16 17:46:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 17:46:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 17:46:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 17:46:15,589 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 17:46:15,590 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-16 17:46:15,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:46:15 BoogieIcfgContainer [2019-09-16 17:46:15,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 17:46:15,592 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 17:46:15,592 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 17:46:15,592 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 17:46:15,593 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:46:15" (1/1) ... [2019-09-16 17:46:15,594 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 [2019-09-16 17:46:15,625 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 17:46:15,625 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 17:46:15,635 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 17:46:15,644 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 17:46:15,645 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 17:46:15,823 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 36 for LOIs [2019-09-16 17:46:15,909 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-16 17:46:16,532 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 67 [2019-09-16 17:46:16,640 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-16 17:46:16,813 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 37 [2019-09-16 17:46:17,224 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 30 [2019-09-16 17:46:17,408 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 37 [2019-09-16 17:46:24,745 WARN L191 SmtUtils]: Spent 7.25 s on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2019-09-16 17:46:24,949 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-16 17:46:30,843 WARN L191 SmtUtils]: Spent 5.89 s on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2019-09-16 17:46:31,765 WARN L191 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-16 17:46:32,256 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 17:46:32,536 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 17:46:32,813 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-16 17:46:35,435 WARN L191 SmtUtils]: Spent 2.62 s on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 17:46:42,097 WARN L191 SmtUtils]: Spent 6.66 s on a formula simplification that was a NOOP. DAG size: 100 [2019-09-16 17:46:57,289 WARN L191 SmtUtils]: Spent 15.19 s on a formula simplification that was a NOOP. DAG size: 100 [2019-09-16 17:47:08,719 WARN L191 SmtUtils]: Spent 11.42 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-16 17:47:26,818 WARN L191 SmtUtils]: Spent 18.10 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-16 17:47:36,822 WARN L191 SmtUtils]: Spent 10.00 s on a formula simplification that was a NOOP. DAG size: 130 [2019-09-16 17:47:39,198 WARN L191 SmtUtils]: Spent 2.37 s on a formula simplification that was a NOOP. DAG size: 130 [2019-09-16 17:48:28,515 WARN L191 SmtUtils]: Spent 49.16 s on a formula simplification. DAG size of input: 160 DAG size of output: 145 [2019-09-16 17:49:13,999 WARN L191 SmtUtils]: Spent 45.48 s on a formula simplification. DAG size of input: 145 DAG size of output: 143 [2019-09-16 17:49:14,217 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 37 [2019-09-16 17:49:14,593 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 37 [2019-09-16 17:49:17,637 WARN L191 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2019-09-16 17:49:23,231 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 49 [2019-09-16 17:49:25,553 WARN L191 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2019-09-16 17:49:28,287 WARN L191 SmtUtils]: Spent 2.64 s on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 17:49:28,467 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 17:49:32,060 WARN L191 SmtUtils]: Spent 3.59 s on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-16 17:49:32,266 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 17:49:38,849 WARN L191 SmtUtils]: Spent 6.58 s on a formula simplification that was a NOOP. DAG size: 100 [2019-09-16 17:49:54,002 WARN L191 SmtUtils]: Spent 15.15 s on a formula simplification that was a NOOP. DAG size: 100 [2019-09-16 17:49:59,905 WARN L191 SmtUtils]: Spent 5.90 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-16 17:50:04,906 WARN L191 SmtUtils]: Spent 5.00 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-16 17:50:43,186 WARN L191 SmtUtils]: Spent 38.16 s on a formula simplification. DAG size of input: 160 DAG size of output: 143 [2019-09-16 17:51:10,769 WARN L191 SmtUtils]: Spent 27.58 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-16 17:51:10,956 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 37 [2019-09-16 17:51:11,135 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 30 [2019-09-16 17:51:11,499 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 37 [2019-09-16 17:51:11,692 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 35 [2019-09-16 17:51:16,506 WARN L191 SmtUtils]: Spent 4.77 s on a formula simplification. DAG size of input: 88 DAG size of output: 52 [2019-09-16 17:51:16,614 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-16 17:51:17,436 WARN L191 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-16 17:51:19,556 WARN L191 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 52 [2019-09-16 17:51:19,885 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 34 [2019-09-16 17:51:19,905 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 17:51:19,906 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 17:51:19,909 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 861#(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)) [2019-09-16 17:51:19,920 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 17:51:19,920 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 17:51:19,922 INFO L168 Benchmark]: Toolchain (without parser) took 305119.88 ms. Allocated memory was 138.9 MB in the beginning and 334.5 MB in the end (delta: 195.6 MB). Free memory was 86.4 MB in the beginning and 79.3 MB in the end (delta: 7.1 MB). Peak memory consumption was 202.7 MB. Max. memory is 7.1 GB. [2019-09-16 17:51:19,923 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 17:51:19,924 INFO L168 Benchmark]: CACSL2BoogieTranslator took 313.82 ms. Allocated memory is still 138.9 MB. Free memory was 86.0 MB in the beginning and 75.3 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-09-16 17:51:19,925 INFO L168 Benchmark]: Boogie Preprocessor took 130.77 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 75.3 MB in the beginning and 176.2 MB in the end (delta: -100.8 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-09-16 17:51:19,926 INFO L168 Benchmark]: RCFGBuilder took 342.86 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 159.6 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-09-16 17:51:19,927 INFO L168 Benchmark]: Sifa took 304328.65 ms. Allocated memory was 199.2 MB in the beginning and 334.5 MB in the end (delta: 135.3 MB). Free memory was 159.6 MB in the beginning and 79.3 MB in the end (delta: 80.3 MB). Peak memory consumption was 215.5 MB. Max. memory is 7.1 GB. [2019-09-16 17:51:19,931 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 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 313.82 ms. Allocated memory is still 138.9 MB. Free memory was 86.0 MB in the beginning and 75.3 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.77 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 75.3 MB in the beginning and 176.2 MB in the end (delta: -100.8 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 342.86 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 159.6 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. * Sifa took 304328.65 ms. Allocated memory was 199.2 MB in the beginning and 334.5 MB in the end (delta: 135.3 MB). Free memory was 159.6 MB in the beginning and 79.3 MB in the end (delta: 80.3 MB). Peak memory consumption was 215.5 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]: 304284, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 183, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 168, TOOLS_POST_TIME[ms]: 270, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 33, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 171, TOOLS_QUANTIFIERELIM_TIME[ms]: 228, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 17, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 204, FLUID_YES_ANSWERS: 20, DOMAIN_JOIN_APPLICATIONS: 39, DOMAIN_JOIN_TIME[ms]: 289819, DOMAIN_ALPHA_APPLICATIONS: 20, DOMAIN_ALPHA_TIME[ms]: 277, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 13671, DOMAIN_ISSUBSETEQ_APPLICATIONS: 21, DOMAIN_ISSUBSETEQ_TIME[ms]: 39, DOMAIN_ISBOTTOM_APPLICATIONS: 16, DOMAIN_ISBOTTOM_TIME[ms]: 45, LOOP_SUMMARIZER_APPLICATIONS: 13, LOOP_SUMMARIZER_CACHE_MISSES: 13, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 229925, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 229925, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 21, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 100, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 100, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 38, 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 861#(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...