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/loop-industry-pattern/mod3.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 11:22:31,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 11:22:31,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 11:22:31,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 11:22:31,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 11:22:31,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 11:22:31,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 11:22:31,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 11:22:31,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 11:22:31,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 11:22:31,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 11:22:31,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 11:22:31,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 11:22:31,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 11:22:31,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 11:22:31,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 11:22:31,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 11:22:31,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 11:22:31,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 11:22:31,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 11:22:31,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 11:22:31,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 11:22:31,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 11:22:31,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 11:22:31,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 11:22:31,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 11:22:31,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 11:22:31,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 11:22:31,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 11:22:31,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 11:22:31,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 11:22:31,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 11:22:31,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 11:22:31,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 11:22:31,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 11:22:31,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 11:22:31,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 11:22:31,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 11:22:31,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 11:22:31,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 11:22:31,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 11:22:31,602 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-18 11:22:31,616 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 11:22:31,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 11:22:31,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 11:22:31,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 11:22:31,618 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 11:22:31,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 11:22:31,619 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 11:22:31,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 11:22:31,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 11:22:31,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 11:22:31,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 11:22:31,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 11:22:31,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 11:22:31,620 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 11:22:31,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 11:22:31,620 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 11:22:31,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 11:22:31,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 11:22:31,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 11:22:31,621 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 11:22:31,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 11:22:31,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 11:22:31,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 11:22:31,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 11:22:31,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 11:22:31,622 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 11:22:31,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 11:22:31,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 11:22:31,623 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 11:22:31,652 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 11:22:31,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 11:22:31,668 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 11:22:31,669 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 11:22:31,669 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 11:22:31,670 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c [2019-09-18 11:22:31,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e8f5d887/cc22aed2dff94406ba0be0506a27616c/FLAG33f172447 [2019-09-18 11:22:32,165 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 11:22:32,166 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c [2019-09-18 11:22:32,172 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e8f5d887/cc22aed2dff94406ba0be0506a27616c/FLAG33f172447 [2019-09-18 11:22:32,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e8f5d887/cc22aed2dff94406ba0be0506a27616c [2019-09-18 11:22:32,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 11:22:32,550 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 11:22:32,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 11:22:32,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 11:22:32,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 11:22:32,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:22:32" (1/1) ... [2019-09-18 11:22:32,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76030fc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:32, skipping insertion in model container [2019-09-18 11:22:32,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:22:32" (1/1) ... [2019-09-18 11:22:32,568 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 11:22:32,601 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 11:22:32,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:22:32,797 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 11:22:32,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:22:32,839 INFO L192 MainTranslator]: Completed translation [2019-09-18 11:22:32,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:32 WrapperNode [2019-09-18 11:22:32,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 11:22:32,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 11:22:32,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 11:22:32,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 11:22:32,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:32" (1/1) ... [2019-09-18 11:22:32,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:32" (1/1) ... [2019-09-18 11:22:32,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:32" (1/1) ... [2019-09-18 11:22:32,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:32" (1/1) ... [2019-09-18 11:22:32,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:32" (1/1) ... [2019-09-18 11:22:32,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:32" (1/1) ... [2019-09-18 11:22:32,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:32" (1/1) ... [2019-09-18 11:22:32,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 11:22:32,960 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 11:22:32,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 11:22:32,960 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 11:22:32,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:22:32" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 11:22:33,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 11:22:33,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 11:22:33,024 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 11:22:33,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 11:22:33,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 11:22:33,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 11:22:33,025 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 11:22:33,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 11:22:33,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 11:22:33,373 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 11:22:33,373 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 11:22:33,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:22:33 BoogieIcfgContainer [2019-09-18 11:22:33,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 11:22:33,375 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 11:22:33,375 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 11:22:33,375 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 11:22:33,377 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:22:33" (1/1) ... [2019-09-18 11:22:33,377 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 11:22:33,399 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 11:22:33,399 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 11:22:33,408 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 11:22:33,417 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 11:22:33,418 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 11:22:33,577 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 36 for LOIs [2019-09-18 11:22:34,300 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 76 [2019-09-18 11:22:34,491 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 11:22:34,879 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 76 [2019-09-18 11:22:35,105 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 11:22:35,517 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 76 [2019-09-18 11:22:35,686 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 11:22:36,034 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 76 [2019-09-18 11:22:36,217 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 11:22:36,555 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 76 [2019-09-18 11:22:36,745 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 11:22:37,376 WARN L191 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 1 [2019-09-18 11:22:45,337 WARN L191 SmtUtils]: Spent 7.94 s on a formula simplification. DAG size of input: 103 DAG size of output: 76 [2019-09-18 11:22:45,489 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 11:22:46,482 WARN L191 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 1 [2019-09-18 11:22:52,033 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification. DAG size of input: 75 DAG size of output: 48 [2019-09-18 11:22:52,603 WARN L191 SmtUtils]: Spent 568.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-18 11:22:55,459 WARN L191 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 75 DAG size of output: 48 [2019-09-18 11:22:57,747 WARN L191 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 48 [2019-09-18 11:23:03,116 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification. DAG size of input: 105 DAG size of output: 1 [2019-09-18 11:23:05,399 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-18 11:23:12,254 WARN L191 SmtUtils]: Spent 6.84 s on a formula simplification. DAG size of input: 124 DAG size of output: 48 [2019-09-18 11:23:17,801 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification. DAG size of input: 124 DAG size of output: 48 [2019-09-18 11:23:21,924 WARN L191 SmtUtils]: Spent 4.12 s on a formula simplification that was a NOOP. DAG size: 48 [2019-09-18 11:23:22,578 WARN L191 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 48 [2019-09-18 11:23:24,931 WARN L191 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 11:23:25,974 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 11:23:26,584 WARN L191 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 48 [2019-09-18 11:23:26,833 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-18 11:23:36,467 WARN L191 SmtUtils]: Spent 9.63 s on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-18 11:23:36,968 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 11:23:51,839 WARN L191 SmtUtils]: Spent 14.87 s on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 11:24:05,592 WARN L191 SmtUtils]: Spent 13.75 s on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 11:24:20,493 WARN L191 SmtUtils]: Spent 14.90 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 11:24:25,785 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 11:24:35,616 WARN L191 SmtUtils]: Spent 9.83 s on a formula simplification that was a NOOP. DAG size: 130 [2019-09-18 11:24:50,984 WARN L191 SmtUtils]: Spent 15.37 s on a formula simplification that was a NOOP. DAG size: 130 [2019-09-18 11:25:43,987 WARN L191 SmtUtils]: Spent 52.92 s on a formula simplification. DAG size of input: 148 DAG size of output: 116 [2019-09-18 11:25:44,217 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-18 11:26:20,879 WARN L191 SmtUtils]: Spent 36.66 s on a formula simplification. DAG size of input: 148 DAG size of output: 114 [2019-09-18 11:26:25,451 WARN L191 SmtUtils]: Spent 4.57 s on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 11:27:02,040 WARN L191 SmtUtils]: Spent 36.59 s on a formula simplification. DAG size of input: 148 DAG size of output: 114 [2019-09-18 11:27:04,695 WARN L191 SmtUtils]: Spent 2.65 s on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 11:27:47,244 WARN L191 SmtUtils]: Spent 42.55 s on a formula simplification. DAG size of input: 148 DAG size of output: 114 [2019-09-18 11:27:49,579 WARN L191 SmtUtils]: Spent 2.33 s on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 11:28:06,446 WARN L191 SmtUtils]: Spent 16.87 s on a formula simplification. DAG size of input: 148 DAG size of output: 114 [2019-09-18 11:28:08,328 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 11:28:08,601 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 35 [2019-09-18 11:28:09,893 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 55 DAG size of output: 1 [2019-09-18 11:28:10,352 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 1 [2019-09-18 11:28:10,652 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 48 [2019-09-18 11:28:10,813 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-18 11:28:11,116 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 48 [2019-09-18 11:28:11,261 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-18 11:28:11,339 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-18 11:28:11,919 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 69 [2019-09-18 11:28:15,226 WARN L191 SmtUtils]: Spent 3.28 s on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2019-09-18 11:28:15,366 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-18 11:28:17,726 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2019-09-18 11:28:19,141 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 40 [2019-09-18 11:28:19,808 WARN L191 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2019-09-18 11:28:19,997 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-18 11:28:23,418 WARN L191 SmtUtils]: Spent 3.42 s on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2019-09-18 11:28:23,660 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-18 11:28:25,194 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2019-09-18 11:28:26,047 WARN L191 SmtUtils]: Spent 851.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-18 11:28:29,968 WARN L191 SmtUtils]: Spent 3.91 s on a formula simplification. DAG size of input: 73 DAG size of output: 1 [2019-09-18 11:28:36,437 WARN L191 SmtUtils]: Spent 6.46 s on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2019-09-18 11:28:37,635 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 40 [2019-09-18 11:28:39,133 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 75 DAG size of output: 48 [2019-09-18 11:28:44,479 WARN L191 SmtUtils]: Spent 5.26 s on a formula simplification. DAG size of input: 75 DAG size of output: 48 [2019-09-18 11:28:44,624 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-18 11:28:48,887 WARN L191 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 73 DAG size of output: 1 [2019-09-18 11:28:50,977 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-18 11:29:05,741 WARN L191 SmtUtils]: Spent 14.76 s on a formula simplification. DAG size of input: 92 DAG size of output: 48 [2019-09-18 11:29:13,245 WARN L191 SmtUtils]: Spent 7.41 s on a formula simplification. DAG size of input: 92 DAG size of output: 48 [2019-09-18 11:29:13,955 WARN L191 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-18 11:29:18,776 WARN L191 SmtUtils]: Spent 4.82 s on a formula simplification. DAG size of input: 76 DAG size of output: 46 [2019-09-18 11:29:19,142 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-09-18 11:29:19,291 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-18 11:29:20,548 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 61 [2019-09-18 11:29:21,930 WARN L191 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 76 DAG size of output: 46 [2019-09-18 11:29:24,449 WARN L191 SmtUtils]: Spent 2.52 s on a formula simplification that was a NOOP. DAG size: 46 [2019-09-18 11:29:26,888 WARN L191 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2019-09-18 11:29:27,202 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-18 11:29:33,126 WARN L191 SmtUtils]: Spent 5.92 s on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 11:29:35,898 WARN L191 SmtUtils]: Spent 2.77 s on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 11:29:43,284 WARN L191 SmtUtils]: Spent 7.38 s on a formula simplification that was a NOOP. DAG size: 98 [2019-09-18 11:29:43,823 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-18 11:29:46,616 WARN L191 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2019-09-18 11:29:50,970 WARN L191 SmtUtils]: Spent 4.35 s on a formula simplification that was a NOOP. DAG size: 40 [2019-09-18 11:29:51,156 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2019-09-18 11:29:51,344 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-18 11:29:51,532 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2019-09-18 11:29:51,835 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-18 11:29:54,708 WARN L191 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2019-09-18 11:30:03,962 WARN L191 SmtUtils]: Spent 9.15 s on a formula simplification. DAG size of input: 73 DAG size of output: 1 [2019-09-18 11:30:13,569 WARN L191 SmtUtils]: Spent 9.60 s on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2019-09-18 11:30:14,446 WARN L191 SmtUtils]: Spent 876.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-18 11:30:14,683 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 1 [2019-09-18 11:30:14,811 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 36 [2019-09-18 11:30:15,327 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 11:30:15,328 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 11:30:15,331 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1354#(and (= 0 main_~main____CPAchecker_TMP_0~1) (and (= 0 main_~main__y~0) (= ~__tmp_93_0~0 ~__tmp_94_0~0) (= ~__tmp_94_0~0 main_~main____CPAchecker_TMP_0~0)) (= (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) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0)) [2019-09-18 11:30:15,341 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 11:30:15,342 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 11:30:15,343 INFO L168 Benchmark]: Toolchain (without parser) took 462792.78 ms. Allocated memory was 132.6 MB in the beginning and 288.4 MB in the end (delta: 155.7 MB). Free memory was 88.1 MB in the beginning and 143.0 MB in the end (delta: -54.9 MB). Peak memory consumption was 100.9 MB. Max. memory is 7.1 GB. [2019-09-18 11:30:15,344 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 11:30:15,345 INFO L168 Benchmark]: CACSL2BoogieTranslator took 289.20 ms. Allocated memory is still 132.6 MB. Free memory was 87.9 MB in the beginning and 77.2 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. [2019-09-18 11:30:15,347 INFO L168 Benchmark]: Boogie Preprocessor took 118.82 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 77.2 MB in the beginning and 175.1 MB in the end (delta: -97.9 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-18 11:30:15,348 INFO L168 Benchmark]: RCFGBuilder took 414.59 ms. Allocated memory is still 198.7 MB. Free memory was 175.1 MB in the beginning and 154.2 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-09-18 11:30:15,348 INFO L168 Benchmark]: Sifa took 461966.69 ms. Allocated memory was 198.7 MB in the beginning and 288.4 MB in the end (delta: 89.7 MB). Free memory was 154.2 MB in the beginning and 143.0 MB in the end (delta: 11.2 MB). Peak memory consumption was 100.9 MB. Max. memory is 7.1 GB. [2019-09-18 11:30:15,352 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 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 289.20 ms. Allocated memory is still 132.6 MB. Free memory was 87.9 MB in the beginning and 77.2 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.82 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 77.2 MB in the beginning and 175.1 MB in the end (delta: -97.9 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 414.59 ms. Allocated memory is still 198.7 MB. Free memory was 175.1 MB in the beginning and 154.2 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Sifa took 461966.69 ms. Allocated memory was 198.7 MB in the beginning and 288.4 MB in the end (delta: 89.7 MB). Free memory was 154.2 MB in the beginning and 143.0 MB in the end (delta: 11.2 MB). Peak memory consumption was 100.9 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]: 461932, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 807, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 785, TOOLS_POST_TIME[ms]: 459, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 33, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 7, TOOLS_QUANTIFIERELIM_APPLICATIONS: 788, TOOLS_QUANTIFIERELIM_TIME[ms]: 335, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 16, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 829, FLUID_YES_ANSWERS: 17, DOMAIN_JOIN_APPLICATIONS: 81, DOMAIN_JOIN_TIME[ms]: 431178, DOMAIN_ALPHA_APPLICATIONS: 17, DOMAIN_ALPHA_TIME[ms]: 132, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 25457, DOMAIN_ISSUBSETEQ_APPLICATIONS: 22, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 35, DOMAIN_ISBOTTOM_TIME[ms]: 4453, LOOP_SUMMARIZER_APPLICATIONS: 20, LOOP_SUMMARIZER_CACHE_MISSES: 20, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 439770, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 439769, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 22, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 88, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 88, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 73, DAG_COMPRESSION_PROCESSED_NODES: 1190, DAG_COMPRESSION_RETAINED_NODES: 402 - 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 1354#(and (= 0 main_~main____CPAchecker_TMP_0~1) (and (= 0 main_~main__y~0) (= ~__tmp_93_0~0 ~__tmp_94_0~0) (= ~__tmp_94_0~0 main_~main____CPAchecker_TMP_0~0)) (= (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) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...