java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 18:23:50,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:23:50,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:23:50,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:23:50,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:23:50,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:23:50,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:23:50,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:23:50,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:23:50,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:23:50,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:23:50,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:23:50,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:23:50,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:23:50,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:23:50,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:23:50,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:23:50,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:23:50,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:23:50,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:23:50,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:23:50,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:23:50,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:23:50,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:23:50,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 18:23:50,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 18:23:50,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 18:23:50,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 18:23:50,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 18:23:50,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 18:23:50,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:23:50,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:23:50,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:23:50,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:23:50,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:23:50,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:23:50,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:23:50,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:23:50,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:23:50,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:23:50,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:23:50,156 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 [2019-09-20 18:23:50,170 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:23:50,171 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:23:50,172 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:23:50,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:23:50,172 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:23:50,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:23:50,173 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:23:50,173 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:23:50,173 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:23:50,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:23:50,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:23:50,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:23:50,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:23:50,174 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:23:50,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:23:50,175 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:23:50,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:23:50,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:23:50,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:23:50,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:23:50,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:23:50,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:23:50,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:23:50,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:23:50,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:23:50,177 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:23:50,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:23:50,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:23:50,178 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 18:23:50,209 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:23:50,222 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:23:50,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:23:50,234 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:23:50,234 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:23:50,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i [2019-09-20 18:23:50,316 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf068dd82/7dd25fff349a496582b7328adbda71ab/FLAG037bcb16e [2019-09-20 18:23:50,743 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:23:50,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i [2019-09-20 18:23:50,751 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf068dd82/7dd25fff349a496582b7328adbda71ab/FLAG037bcb16e [2019-09-20 18:23:51,123 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf068dd82/7dd25fff349a496582b7328adbda71ab [2019-09-20 18:23:51,136 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:23:51,139 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:23:51,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:23:51,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:23:51,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:23:51,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:23:51" (1/1) ... [2019-09-20 18:23:51,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70f0ea79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:51, skipping insertion in model container [2019-09-20 18:23:51,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:23:51" (1/1) ... [2019-09-20 18:23:51,159 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:23:51,185 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:23:51,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:23:51,448 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:23:51,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:23:51,590 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:23:51,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:51 WrapperNode [2019-09-20 18:23:51,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:23:51,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:23:51,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:23:51,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:23:51,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:51" (1/1) ... [2019-09-20 18:23:51,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:51" (1/1) ... [2019-09-20 18:23:51,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:51" (1/1) ... [2019-09-20 18:23:51,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:51" (1/1) ... [2019-09-20 18:23:51,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:51" (1/1) ... [2019-09-20 18:23:51,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:51" (1/1) ... [2019-09-20 18:23:51,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:51" (1/1) ... [2019-09-20 18:23:51,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:23:51,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:23:51,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:23:51,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:23:51,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:23:51" (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 [2019-09-20 18:23:51,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:23:51,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:23:51,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 18:23:51,707 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:23:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:23:51,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 18:23:51,708 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 18:23:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 18:23:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:23:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 18:23:51,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 18:23:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 18:23:51,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:23:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:23:51,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 18:23:52,040 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:23:52,040 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-20 18:23:52,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:23:52 BoogieIcfgContainer [2019-09-20 18:23:52,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:23:52,042 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:23:52,043 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:23:52,043 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:23:52,044 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:23:52" (1/1) ... [2019-09-20 18:23:52,045 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 [2019-09-20 18:23:52,067 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 18:23:52,068 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:23:52,075 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 18:23:52,086 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 18:23:52,087 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 18:23:52,282 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 14 for LOIs [2019-09-20 18:23:52,883 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 55 [2019-09-20 18:23:53,035 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 18:23:53,581 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-20 18:23:53,764 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 18:23:54,772 WARN L191 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 66 [2019-09-20 18:23:54,899 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 18:23:55,223 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2019-09-20 18:23:55,414 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2019-09-20 18:24:01,823 WARN L191 SmtUtils]: Spent 6.39 s on a formula simplification. DAG size of input: 99 DAG size of output: 56 [2019-09-20 18:24:01,982 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 18:24:02,072 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 18:24:02,112 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 18:24:02,399 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2019-09-20 18:24:02,668 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 18:24:02,876 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2019-09-20 18:24:03,064 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2019-09-20 18:24:08,161 WARN L191 SmtUtils]: Spent 5.08 s on a formula simplification. DAG size of input: 104 DAG size of output: 61 [2019-09-20 18:24:08,465 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 18:24:10,667 WARN L191 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 18:24:10,797 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 18:24:10,912 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 18:24:17,053 WARN L191 SmtUtils]: Spent 6.14 s on a formula simplification. DAG size of input: 353 DAG size of output: 51 [2019-09-20 18:24:17,403 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 18:24:21,981 WARN L191 SmtUtils]: Spent 4.58 s on a formula simplification. DAG size of input: 351 DAG size of output: 51 [2019-09-20 18:24:22,109 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-20 18:24:22,734 WARN L191 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2019-09-20 18:24:25,360 WARN L191 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 141 DAG size of output: 66 [2019-09-20 18:24:25,488 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 18:24:25,657 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2019-09-20 18:24:25,814 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2019-09-20 18:24:25,851 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 54 for LOIs [2019-09-20 18:24:25,871 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 18:24:25,871 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 18:24:25,873 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 64#false [2019-09-20 18:24:25,879 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 18:24:25,879 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 18:24:25,881 INFO L168 Benchmark]: Toolchain (without parser) took 34742.52 ms. Allocated memory was 138.9 MB in the beginning and 308.8 MB in the end (delta: 169.9 MB). Free memory was 86.7 MB in the beginning and 268.6 MB in the end (delta: -181.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 18:24:25,882 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 18:24:25,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 449.19 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 86.5 MB in the beginning and 177.6 MB in the end (delta: -91.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:25,883 INFO L168 Benchmark]: Boogie Preprocessor took 45.03 ms. Allocated memory is still 199.2 MB. Free memory was 177.6 MB in the beginning and 175.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:25,884 INFO L168 Benchmark]: RCFGBuilder took 405.36 ms. Allocated memory is still 199.2 MB. Free memory was 175.2 MB in the beginning and 160.6 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:25,885 INFO L168 Benchmark]: Sifa took 33837.05 ms. Allocated memory was 199.2 MB in the beginning and 308.8 MB in the end (delta: 109.6 MB). Free memory was 160.6 MB in the beginning and 268.6 MB in the end (delta: -107.9 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-09-20 18:24:25,888 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 449.19 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 86.5 MB in the beginning and 177.6 MB in the end (delta: -91.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.03 ms. Allocated memory is still 199.2 MB. Free memory was 177.6 MB in the beginning and 175.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 405.36 ms. Allocated memory is still 199.2 MB. Free memory was 175.2 MB in the beginning and 160.6 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. * Sifa took 33837.05 ms. Allocated memory was 199.2 MB in the beginning and 308.8 MB in the end (delta: 109.6 MB). Free memory was 160.6 MB in the beginning and 268.6 MB in the end (delta: -107.9 MB). Peak memory consumption was 1.6 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]: 33805, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 35, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 25, TOOLS_POST_TIME[ms]: 126, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 17822, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 11, TOOLS_QUANTIFIERELIM_APPLICATIONS: 38, TOOLS_QUANTIFIERELIM_TIME[ms]: 17930, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 6419, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 38, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 11, DOMAIN_JOIN_TIME[ms]: 14976, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 721, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 12, DOMAIN_ISBOTTOM_APPLICATIONS: 4, DOMAIN_ISBOTTOM_TIME[ms]: 17, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16008, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16008, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 146, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 146, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 120, DAG_COMPRESSION_RETAINED_NODES: 56 - PositiveResult [Line: 12]: 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...