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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 21:12:22,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 21:12:22,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 21:12:22,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 21:12:22,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 21:12:22,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 21:12:22,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 21:12:22,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 21:12:22,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 21:12:22,581 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 21:12:22,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 21:12:22,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 21:12:22,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 21:12:22,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 21:12:22,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 21:12:22,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 21:12:22,587 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 21:12:22,588 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 21:12:22,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 21:12:22,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 21:12:22,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 21:12:22,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 21:12:22,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 21:12:22,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 21:12:22,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 21:12:22,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 21:12:22,603 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 21:12:22,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 21:12:22,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 21:12:22,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 21:12:22,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 21:12:22,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 21:12:22,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 21:12:22,607 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 21:12:22,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 21:12:22,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 21:12:22,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 21:12:22,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 21:12:22,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 21:12:22,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 21:12:22,611 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 21:12:22,612 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 21:12:22,626 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 21:12:22,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 21:12:22,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 21:12:22,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 21:12:22,628 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 21:12:22,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 21:12:22,629 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 21:12:22,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 21:12:22,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 21:12:22,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 21:12:22,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 21:12:22,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 21:12:22,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 21:12:22,630 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 21:12:22,630 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 21:12:22,631 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 21:12:22,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 21:12:22,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 21:12:22,631 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 21:12:22,631 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 21:12:22,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 21:12:22,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 21:12:22,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 21:12:22,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 21:12:22,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 21:12:22,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 21:12:22,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 21:12:22,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 21:12:22,633 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 -> ReUseSupersetCallSummarizer 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 21:12:22,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 21:12:22,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 21:12:22,692 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 21:12:22,694 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 21:12:22,694 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 21:12:22,695 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c [2019-09-18 21:12:22,756 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/076e1c9d0/3f79692462514c0bb0fcfe98d9f03615/FLAG7744f01be [2019-09-18 21:12:23,208 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 21:12:23,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c [2019-09-18 21:12:23,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/076e1c9d0/3f79692462514c0bb0fcfe98d9f03615/FLAG7744f01be [2019-09-18 21:12:23,589 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/076e1c9d0/3f79692462514c0bb0fcfe98d9f03615 [2019-09-18 21:12:23,600 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 21:12:23,601 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 21:12:23,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 21:12:23,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 21:12:23,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 21:12:23,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:12:23" (1/1) ... [2019-09-18 21:12:23,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a43521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:23, skipping insertion in model container [2019-09-18 21:12:23,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:12:23" (1/1) ... [2019-09-18 21:12:23,619 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 21:12:23,647 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 21:12:23,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 21:12:23,858 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 21:12:23,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 21:12:24,004 INFO L192 MainTranslator]: Completed translation [2019-09-18 21:12:24,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:24 WrapperNode [2019-09-18 21:12:24,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 21:12:24,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 21:12:24,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 21:12:24,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 21:12:24,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:24" (1/1) ... [2019-09-18 21:12:24,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:24" (1/1) ... [2019-09-18 21:12:24,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:24" (1/1) ... [2019-09-18 21:12:24,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:24" (1/1) ... [2019-09-18 21:12:24,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:24" (1/1) ... [2019-09-18 21:12:24,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:24" (1/1) ... [2019-09-18 21:12:24,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:24" (1/1) ... [2019-09-18 21:12:24,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 21:12:24,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 21:12:24,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 21:12:24,046 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 21:12:24,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:12:24" (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 21:12:24,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 21:12:24,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 21:12:24,102 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 21:12:24,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 21:12:24,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-18 21:12:24,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 21:12:24,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-18 21:12:24,103 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 21:12:24,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 21:12:24,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 21:12:24,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 21:12:24,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 21:12:24,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 21:12:24,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 21:12:24,512 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 21:12:24,512 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 21:12:24,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:12:24 BoogieIcfgContainer [2019-09-18 21:12:24,514 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 21:12:24,514 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 21:12:24,514 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 21:12:24,514 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 21:12:24,516 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:12:24" (1/1) ... [2019-09-18 21:12:24,516 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 21:12:24,541 INFO L162 IcfgInterpreter]: Started Sifa with 4 locations of interest [2019-09-18 21:12:24,541 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 21:12:24,553 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 21:12:24,565 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 21:12:24,566 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 21:12:24,777 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 22 for LOIs [2019-09-18 21:12:25,641 WARN L191 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 1 [2019-09-18 21:12:26,068 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 74 [2019-09-18 21:12:26,261 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-18 21:12:26,600 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-18 21:12:26,776 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 21:12:27,346 WARN L191 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 84 [2019-09-18 21:12:27,588 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 21:12:46,812 WARN L191 SmtUtils]: Spent 14.80 s on a formula simplification. DAG size of input: 127 DAG size of output: 1 [2019-09-18 21:12:50,718 WARN L191 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 125 DAG size of output: 75 [2019-09-18 21:12:51,062 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-18 21:12:52,062 WARN L191 SmtUtils]: Spent 998.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 21:13:18,562 WARN L191 SmtUtils]: Spent 26.47 s on a formula simplification. DAG size of input: 195 DAG size of output: 85 [2019-09-18 21:13:36,365 WARN L191 SmtUtils]: Spent 17.70 s on a formula simplification. DAG size of input: 155 DAG size of output: 103 [2019-09-18 21:13:43,750 WARN L191 SmtUtils]: Spent 7.38 s on a formula simplification that was a NOOP. DAG size: 103 [2019-09-18 21:13:50,453 WARN L191 SmtUtils]: Spent 6.68 s on a formula simplification. DAG size of input: 173 DAG size of output: 84 [2019-09-18 21:13:52,626 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 21:13:52,969 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 1 [2019-09-18 21:13:53,115 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 1 [2019-09-18 21:13:53,381 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 74 [2019-09-18 21:13:53,493 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-18 21:13:56,191 WARN L191 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-18 21:13:56,342 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 21:13:56,783 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 84 [2019-09-18 21:13:57,005 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 21:14:10,912 WARN L191 SmtUtils]: Spent 9.82 s on a formula simplification. DAG size of input: 128 DAG size of output: 1 [2019-09-18 21:14:24,783 WARN L191 SmtUtils]: Spent 13.86 s on a formula simplification. DAG size of input: 126 DAG size of output: 77 [2019-09-18 21:14:24,899 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-18 21:14:25,148 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2019-09-18 21:14:25,301 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 21:14:36,640 WARN L191 SmtUtils]: Spent 8.84 s on a formula simplification. DAG size of input: 127 DAG size of output: 1 [2019-09-18 21:14:43,772 WARN L191 SmtUtils]: Spent 7.13 s on a formula simplification. DAG size of input: 125 DAG size of output: 75 [2019-09-18 21:14:43,869 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 21:14:43,869 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 21:14:43,872 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 173#false [2019-09-18 21:14:43,872 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 104#false [2019-09-18 21:14:43,872 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 2#false [2019-09-18 21:14:43,872 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 31#false [2019-09-18 21:14:43,878 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-18 21:14:43,879 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 21:14:43,880 INFO L168 Benchmark]: Toolchain (without parser) took 140278.98 ms. Allocated memory was 140.0 MB in the beginning and 306.7 MB in the end (delta: 166.7 MB). Free memory was 87.7 MB in the beginning and 108.4 MB in the end (delta: -20.7 MB). Peak memory consumption was 146.0 MB. Max. memory is 7.1 GB. [2019-09-18 21:14:43,881 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 21:14:43,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 402.59 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 87.5 MB in the beginning and 176.7 MB in the end (delta: -89.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-09-18 21:14:43,883 INFO L168 Benchmark]: Boogie Preprocessor took 39.37 ms. Allocated memory is still 199.8 MB. Free memory was 176.7 MB in the beginning and 174.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-18 21:14:43,884 INFO L168 Benchmark]: RCFGBuilder took 468.51 ms. Allocated memory is still 199.8 MB. Free memory was 174.3 MB in the beginning and 154.1 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2019-09-18 21:14:43,885 INFO L168 Benchmark]: Sifa took 139364.81 ms. Allocated memory was 199.8 MB in the beginning and 306.7 MB in the end (delta: 107.0 MB). Free memory was 154.1 MB in the beginning and 108.4 MB in the end (delta: 45.7 MB). Peak memory consumption was 152.7 MB. Max. memory is 7.1 GB. [2019-09-18 21:14:43,889 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 402.59 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 87.5 MB in the beginning and 176.7 MB in the end (delta: -89.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.37 ms. Allocated memory is still 199.8 MB. Free memory was 176.7 MB in the beginning and 174.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 468.51 ms. Allocated memory is still 199.8 MB. Free memory was 174.3 MB in the beginning and 154.1 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. * Sifa took 139364.81 ms. Allocated memory was 199.8 MB in the beginning and 306.7 MB in the end (delta: 107.0 MB). Free memory was 154.1 MB in the beginning and 108.4 MB in the end (delta: 45.7 MB). Peak memory consumption was 152.7 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]: 139332, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 91, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 86, TOOLS_POST_TIME[ms]: 155, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 19, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 84, TOOLS_QUANTIFIERELIM_APPLICATIONS: 81, TOOLS_QUANTIFIERELIM_TIME[ms]: 209, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 82, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 97, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 20, DOMAIN_JOIN_TIME[ms]: 101381, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 26544, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 50, DOMAIN_ISBOTTOM_APPLICATIONS: 17, DOMAIN_ISBOTTOM_TIME[ms]: 10976, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 120118, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 120117, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 70, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 306, DAG_COMPRESSION_RETAINED_NODES: 126 - PositiveResult [Line: 68]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 104]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 162]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 37]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...