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/nla-digbench/ps3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:20:14,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:20:14,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:20:14,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:20:14,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:20:14,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:20:14,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:20:14,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:20:14,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:20:14,107 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:20:14,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:20:14,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:20:14,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:20:14,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:20:14,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:20:14,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:20:14,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:20:14,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:20:14,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:20:14,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:20:14,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:20:14,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:20:14,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:20:14,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:20:14,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:20:14,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:20:14,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:20:14,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:20:14,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:20:14,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:20:14,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:20:14,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:20:14,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:20:14,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:20:14,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:20:14,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:20:14,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:20:14,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:20:14,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:20:14,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:20:14,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:20:14,137 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 20:20:14,151 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:20:14,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:20:14,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:20:14,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:20:14,153 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:20:14,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:20:14,154 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:20:14,154 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:20:14,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:20:14,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:20:14,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:20:14,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:20:14,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:20:14,155 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:20:14,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:20:14,156 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:20:14,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:20:14,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:20:14,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:20:14,157 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:20:14,157 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:20:14,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:20:14,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:20:14,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:20:14,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:20:14,158 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:20:14,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:20:14,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:20:14,158 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 [2019-09-20 20:20:14,188 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:20:14,200 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:20:14,203 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:20:14,204 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:20:14,205 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:20:14,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/ps3.c [2019-09-20 20:20:14,259 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a259bf7f/119aa6f074e749e5962411d8793162ef/FLAGdde6e1661 [2019-09-20 20:20:14,670 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:20:14,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/ps3.c [2019-09-20 20:20:14,679 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a259bf7f/119aa6f074e749e5962411d8793162ef/FLAGdde6e1661 [2019-09-20 20:20:15,091 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a259bf7f/119aa6f074e749e5962411d8793162ef [2019-09-20 20:20:15,103 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:20:15,105 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:20:15,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:20:15,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:20:15,112 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:20:15,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:20:15" (1/1) ... [2019-09-20 20:20:15,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48d5a5d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:15, skipping insertion in model container [2019-09-20 20:20:15,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:20:15" (1/1) ... [2019-09-20 20:20:15,124 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:20:15,143 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:20:15,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:20:15,322 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:20:15,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:20:15,350 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:20:15,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:15 WrapperNode [2019-09-20 20:20:15,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:20:15,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:20:15,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:20:15,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:20:15,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:15" (1/1) ... [2019-09-20 20:20:15,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:15" (1/1) ... [2019-09-20 20:20:15,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:15" (1/1) ... [2019-09-20 20:20:15,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:15" (1/1) ... [2019-09-20 20:20:15,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:15" (1/1) ... [2019-09-20 20:20:15,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:15" (1/1) ... [2019-09-20 20:20:15,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:15" (1/1) ... [2019-09-20 20:20:15,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:20:15,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:20:15,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:20:15,476 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:20:15,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:20:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:20:15,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:20:15,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:20:15,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 20:20:15,535 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:20:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:20:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:20:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 20:20:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 20:20:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:20:15,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:20:15,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:20:15,694 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:20:15,694 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 20:20:15,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:20:15 BoogieIcfgContainer [2019-09-20 20:20:15,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:20:15,696 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:20:15,697 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:20:15,697 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:20:15,698 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:20:15" (1/1) ... [2019-09-20 20:20:15,699 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 [2019-09-20 20:20:15,720 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:20:15,720 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:20:15,727 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:20:15,737 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:20:15,738 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:20:15,790 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 20:20:16,362 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-20 20:20:16,554 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 40 [2019-09-20 20:20:16,753 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2019-09-20 20:20:17,129 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 20:20:17,142 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 20:20:17,142 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 20:20:17,144 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 83#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 20:20:17,156 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 20:20:17,157 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 20:20:17,160 INFO L168 Benchmark]: Toolchain (without parser) took 2054.43 ms. Allocated memory was 140.5 MB in the beginning and 226.5 MB in the end (delta: 86.0 MB). Free memory was 88.0 MB in the beginning and 184.5 MB in the end (delta: -96.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 20:20:17,163 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 140.5 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 20:20:17,164 INFO L168 Benchmark]: CACSL2BoogieTranslator took 242.16 ms. Allocated memory is still 140.5 MB. Free memory was 87.8 MB in the beginning and 78.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-09-20 20:20:17,165 INFO L168 Benchmark]: Boogie Preprocessor took 124.66 ms. Allocated memory was 140.5 MB in the beginning and 199.8 MB in the end (delta: 59.2 MB). Free memory was 78.3 MB in the beginning and 177.3 MB in the end (delta: -99.0 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-09-20 20:20:17,167 INFO L168 Benchmark]: RCFGBuilder took 220.12 ms. Allocated memory is still 199.8 MB. Free memory was 177.3 MB in the beginning and 165.1 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. [2019-09-20 20:20:17,173 INFO L168 Benchmark]: Sifa took 1460.48 ms. Allocated memory was 199.8 MB in the beginning and 226.5 MB in the end (delta: 26.7 MB). Free memory was 165.1 MB in the beginning and 184.5 MB in the end (delta: -19.3 MB). Peak memory consumption was 7.4 MB. Max. memory is 7.1 GB. [2019-09-20 20:20:17,184 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 140.5 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 242.16 ms. Allocated memory is still 140.5 MB. Free memory was 87.8 MB in the beginning and 78.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 124.66 ms. Allocated memory was 140.5 MB in the beginning and 199.8 MB in the end (delta: 59.2 MB). Free memory was 78.3 MB in the beginning and 177.3 MB in the end (delta: -99.0 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 220.12 ms. Allocated memory is still 199.8 MB. Free memory was 177.3 MB in the beginning and 165.1 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. * Sifa took 1460.48 ms. Allocated memory was 199.8 MB in the beginning and 226.5 MB in the end (delta: 26.7 MB). Free memory was 165.1 MB in the beginning and 184.5 MB in the end (delta: -19.3 MB). Peak memory consumption was 7.4 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]: 1425, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 38, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 28, TOOLS_POST_TIME[ms]: 63, TOOLS_POST_CALL_APPLICATIONS: 9, TOOLS_POST_CALL_TIME[ms]: 117, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME[ms]: 12, TOOLS_QUANTIFIERELIM_APPLICATIONS: 43, TOOLS_QUANTIFIERELIM_TIME[ms]: 163, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 41, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 42, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 13, DOMAIN_JOIN_TIME[ms]: 664, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 453, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 15, DOMAIN_ISBOTTOM_APPLICATIONS: 5, DOMAIN_ISBOTTOM_TIME[ms]: 7, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1077, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1077, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 119, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 16, DAG_COMPRESSION_PROCESSED_NODES: 69, DAG_COMPRESSION_RETAINED_NODES: 36 - UnprovableResult [Line: 7]: 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 83#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...