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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:33:41,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:33:41,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:33:41,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:33:41,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:33:41,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:33:41,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:33:41,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:33:41,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:33:41,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:33:41,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:33:41,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:33:41,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:33:41,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:33:41,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:33:41,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:33:41,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:33:41,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:33:41,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:33:41,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:33:41,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:33:41,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:33:41,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:33:41,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:33:41,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:33:41,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:33:41,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:33:41,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:33:41,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:33:41,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:33:41,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:33:41,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:33:41,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:33:41,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:33:41,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:33:41,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:33:41,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:33:41,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:33:41,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:33:41,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:33:41,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:33:41,459 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 [2019-10-15 06:33:41,473 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:33:41,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:33:41,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:33:41,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:33:41,476 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:33:41,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:33:41,476 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:33:41,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:33:41,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:33:41,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:33:41,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:33:41,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:33:41,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:33:41,478 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:33:41,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:33:41,478 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:33:41,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:33:41,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:33:41,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:33:41,480 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:33:41,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:33:41,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:33:41,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:33:41,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:33:41,481 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:33:41,481 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:33:41,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:33:41,482 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:33:41,482 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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 -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:33:41,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:33:41,769 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:33:41,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:33:41,773 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:33:41,774 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:33:41,775 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i [2019-10-15 06:33:41,849 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61125ece/f74ee9730c2c45168e72c3b6084ef10a/FLAGce34354c3 [2019-10-15 06:33:42,293 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:33:42,294 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i [2019-10-15 06:33:42,301 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61125ece/f74ee9730c2c45168e72c3b6084ef10a/FLAGce34354c3 [2019-10-15 06:33:42,677 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61125ece/f74ee9730c2c45168e72c3b6084ef10a [2019-10-15 06:33:42,689 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:33:42,693 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:33:42,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:33:42,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:33:42,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:33:42,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:33:42" (1/1) ... [2019-10-15 06:33:42,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@774ea263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:33:42, skipping insertion in model container [2019-10-15 06:33:42,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:33:42" (1/1) ... [2019-10-15 06:33:42,712 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:33:42,733 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:33:42,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:33:42,913 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:33:42,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:33:42,950 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:33:42,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:33:42 WrapperNode [2019-10-15 06:33:42,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:33:42,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:33:42,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:33:42,951 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:33:43,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:33:42" (1/1) ... [2019-10-15 06:33:43,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:33:42" (1/1) ... [2019-10-15 06:33:43,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:33:42" (1/1) ... [2019-10-15 06:33:43,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:33:42" (1/1) ... [2019-10-15 06:33:43,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:33:42" (1/1) ... [2019-10-15 06:33:43,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:33:42" (1/1) ... [2019-10-15 06:33:43,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:33:42" (1/1) ... [2019-10-15 06:33:43,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:33:43,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:33:43,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:33:43,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:33:43,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:33:42" (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 [2019-10-15 06:33:43,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:33:43,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:33:43,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 06:33:43,137 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:33:43,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:33:43,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 06:33:43,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 06:33:43,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:33:43,138 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:33:43,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:33:43,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:33:43,435 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:33:43,435 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-10-15 06:33:43,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:33:43 BoogieIcfgContainer [2019-10-15 06:33:43,437 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:33:43,438 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:33:43,438 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:33:43,438 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:33:43,439 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:33:43" (1/1) ... [2019-10-15 06:33:43,440 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:33:43,470 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:33:43,470 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:33:43,478 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:33:43,490 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:33:43,492 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:33:43,589 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-10-15 06:33:46,881 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 9 for LOIs [2019-10-15 06:33:46,886 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:33:46,899 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:33:46,899 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:33:46,902 INFO L168 Benchmark]: Toolchain (without parser) took 4210.88 ms. Allocated memory was 138.4 MB in the beginning and 271.6 MB in the end (delta: 133.2 MB). Free memory was 102.9 MB in the beginning and 188.8 MB in the end (delta: -85.9 MB). Peak memory consumption was 47.3 MB. Max. memory is 7.1 GB. [2019-10-15 06:33:46,904 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 138.4 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 06:33:46,904 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.81 ms. Allocated memory is still 138.4 MB. Free memory was 102.7 MB in the beginning and 92.7 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-10-15 06:33:46,906 INFO L168 Benchmark]: Boogie Preprocessor took 130.65 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 92.7 MB in the beginning and 181.2 MB in the end (delta: -88.5 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:33:46,906 INFO L168 Benchmark]: RCFGBuilder took 355.40 ms. Allocated memory is still 202.9 MB. Free memory was 181.2 MB in the beginning and 164.5 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2019-10-15 06:33:46,908 INFO L168 Benchmark]: Sifa took 3462.01 ms. Allocated memory was 202.9 MB in the beginning and 271.6 MB in the end (delta: 68.7 MB). Free memory was 164.5 MB in the beginning and 188.8 MB in the end (delta: -24.3 MB). Peak memory consumption was 44.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:33:46,911 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 138.4 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 256.81 ms. Allocated memory is still 138.4 MB. Free memory was 102.7 MB in the beginning and 92.7 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.65 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 92.7 MB in the beginning and 181.2 MB in the end (delta: -88.5 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 355.40 ms. Allocated memory is still 202.9 MB. Free memory was 181.2 MB in the beginning and 164.5 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. * Sifa took 3462.01 ms. Allocated memory was 202.9 MB in the beginning and 271.6 MB in the end (delta: 68.7 MB). Free memory was 164.5 MB in the beginning and 188.8 MB in the end (delta: -24.3 MB). Peak memory consumption was 44.4 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]: 3417, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 184, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 80, TOOLS_POST_TIME[ms]: 150, TOOLS_POST_CALL_APPLICATIONS: 88, TOOLS_POST_CALL_TIME[ms]: 1999, TOOLS_POST_RETURN_APPLICATIONS: 71, TOOLS_POST_RETURN_TIME[ms]: 110, TOOLS_QUANTIFIERELIM_APPLICATIONS: 239, TOOLS_QUANTIFIERELIM_TIME[ms]: 2155, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 166, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 191, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 49, DOMAIN_JOIN_TIME[ms]: 902, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 48, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 20, DOMAIN_ISBOTTOM_APPLICATIONS: 33, DOMAIN_ISBOTTOM_TIME[ms]: 61, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2903, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2902, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 71, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 81, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 80, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 264, DAG_COMPRESSION_RETAINED_NODES: 118 - 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 502#(and (<= __VERIFIER_assert_~cond 0) (<= |__VERIFIER_assert_#in~cond| 0) (or (and (= |__VERIFIER_assert_#in~cond| 1) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 1) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (and (= |__VERIFIER_assert_#in~cond| 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 1) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond))) (<= 0 __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...