java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invariants/even.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 17:00:57,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 17:00:57,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 17:00:57,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 17:00:57,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 17:00:57,216 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 17:00:57,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 17:00:57,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 17:00:57,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 17:00:57,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 17:00:57,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 17:00:57,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 17:00:57,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 17:00:57,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 17:00:57,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 17:00:57,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 17:00:57,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 17:00:57,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 17:00:57,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 17:00:57,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 17:00:57,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 17:00:57,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 17:00:57,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 17:00:57,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 17:00:57,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 17:00:57,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 17:00:57,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 17:00:57,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 17:00:57,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 17:00:57,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 17:00:57,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 17:00:57,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 17:00:57,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 17:00:57,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 17:00:57,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 17:00:57,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 17:00:57,244 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 17:00:57,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 17:00:57,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 17:00:57,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 17:00:57,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 17:00:57,247 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 [2019-09-19 17:00:57,260 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 17:00:57,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 17:00:57,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 17:00:57,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 17:00:57,262 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 17:00:57,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 17:00:57,262 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 17:00:57,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 17:00:57,263 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 17:00:57,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 17:00:57,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 17:00:57,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 17:00:57,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 17:00:57,264 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 17:00:57,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 17:00:57,264 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 17:00:57,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 17:00:57,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 17:00:57,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 17:00:57,265 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 17:00:57,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 17:00:57,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:00:57,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 17:00:57,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 17:00:57,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 17:00:57,266 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 17:00:57,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 17:00:57,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 17:00:57,266 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 17:00:57,303 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 17:00:57,315 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 17:00:57,318 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 17:00:57,320 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 17:00:57,320 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 17:00:57,321 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invariants/even.c [2019-09-19 17:00:57,377 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50cfd3c07/38ba4a1ee86a444e9368845e3f48b8c7/FLAGa69acfa8c [2019-09-19 17:00:57,764 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 17:00:57,764 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invariants/even.c [2019-09-19 17:00:57,770 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50cfd3c07/38ba4a1ee86a444e9368845e3f48b8c7/FLAGa69acfa8c [2019-09-19 17:00:58,145 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50cfd3c07/38ba4a1ee86a444e9368845e3f48b8c7 [2019-09-19 17:00:58,157 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 17:00:58,159 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 17:00:58,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 17:00:58,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 17:00:58,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 17:00:58,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:00:58" (1/1) ... [2019-09-19 17:00:58,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6214f535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:58, skipping insertion in model container [2019-09-19 17:00:58,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:00:58" (1/1) ... [2019-09-19 17:00:58,175 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 17:00:58,189 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 17:00:58,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:00:58,397 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 17:00:58,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:00:58,436 INFO L192 MainTranslator]: Completed translation [2019-09-19 17:00:58,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:58 WrapperNode [2019-09-19 17:00:58,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 17:00:58,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 17:00:58,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 17:00:58,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 17:00:58,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:58" (1/1) ... [2019-09-19 17:00:58,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:58" (1/1) ... [2019-09-19 17:00:58,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:58" (1/1) ... [2019-09-19 17:00:58,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:58" (1/1) ... [2019-09-19 17:00:58,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:58" (1/1) ... [2019-09-19 17:00:58,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:58" (1/1) ... [2019-09-19 17:00:58,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:58" (1/1) ... [2019-09-19 17:00:58,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 17:00:58,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 17:00:58,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 17:00:58,559 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 17:00:58,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:58" (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 [2019-09-19 17:00:58,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 17:00:58,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 17:00:58,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-19 17:00:58,621 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 17:00:58,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 17:00:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 17:00:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 17:00:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 17:00:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 17:00:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 17:00:58,779 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 17:00:58,779 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-19 17:00:58,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:00:58 BoogieIcfgContainer [2019-09-19 17:00:58,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 17:00:58,781 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 17:00:58,781 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 17:00:58,781 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 17:00:58,782 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:00:58" (1/1) ... [2019-09-19 17:00:58,783 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-19 17:00:58,804 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 17:00:58,804 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 17:00:58,811 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 17:00:58,819 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 17:00:58,821 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 17:00:58,883 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-19 17:00:59,036 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-19 17:00:59,071 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 17:00:59,072 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 17:00:59,074 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 45#(= 0 __VERIFIER_assert_~cond) [2019-09-19 17:00:59,087 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 17:00:59,088 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 17:00:59,090 INFO L168 Benchmark]: Toolchain (without parser) took 930.35 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 88.7 MB in the beginning and 155.7 MB in the end (delta: -67.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 17:00:59,091 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 137.4 MB. Free memory was 106.9 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 17:00:59,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 275.83 ms. Allocated memory is still 137.4 MB. Free memory was 88.4 MB in the beginning and 79.3 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-09-19 17:00:59,093 INFO L168 Benchmark]: Boogie Preprocessor took 121.27 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 79.3 MB in the beginning and 179.9 MB in the end (delta: -100.6 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2019-09-19 17:00:59,094 INFO L168 Benchmark]: RCFGBuilder took 221.51 ms. Allocated memory is still 201.9 MB. Free memory was 179.9 MB in the beginning and 168.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-09-19 17:00:59,095 INFO L168 Benchmark]: Sifa took 306.84 ms. Allocated memory is still 201.9 MB. Free memory was 168.4 MB in the beginning and 155.7 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. [2019-09-19 17:00:59,098 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 137.4 MB. Free memory was 106.9 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 275.83 ms. Allocated memory is still 137.4 MB. Free memory was 88.4 MB in the beginning and 79.3 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.27 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 79.3 MB in the beginning and 179.9 MB in the end (delta: -100.6 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 221.51 ms. Allocated memory is still 201.9 MB. Free memory was 179.9 MB in the beginning and 168.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * Sifa took 306.84 ms. Allocated memory is still 201.9 MB. Free memory was 168.4 MB in the beginning and 155.7 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 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]: 270, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 16, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 12, TOOLS_POST_TIME[ms]: 23, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 43, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 16, TOOLS_QUANTIFIERELIM_TIME[ms]: 57, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 35, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 17, FLUID_YES_ANSWERS: 17, DOMAIN_JOIN_APPLICATIONS: 5, DOMAIN_JOIN_TIME[ms]: 50, DOMAIN_ALPHA_APPLICATIONS: 17, DOMAIN_ALPHA_TIME[ms]: 73, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 67, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 66, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 8, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 25, DAG_COMPRESSION_PROCESSED_NODES: 63, DAG_COMPRESSION_RETAINED_NODES: 33 - UnprovableResult [Line: 5]: 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 45#(= 0 __VERIFIER_assert_~cond). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...