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/loops/sum03-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 09:28:27,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 09:28:27,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 09:28:27,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 09:28:27,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 09:28:27,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 09:28:27,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 09:28:27,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 09:28:27,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 09:28:27,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 09:28:27,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 09:28:27,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 09:28:27,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 09:28:27,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 09:28:27,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 09:28:27,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 09:28:27,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 09:28:27,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 09:28:27,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 09:28:27,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 09:28:27,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 09:28:27,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 09:28:27,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 09:28:27,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 09:28:27,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 09:28:27,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 09:28:27,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 09:28:27,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 09:28:27,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 09:28:27,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 09:28:27,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 09:28:27,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 09:28:27,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 09:28:27,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 09:28:27,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 09:28:27,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 09:28:27,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 09:28:27,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 09:28:27,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 09:28:27,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 09:28:27,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 09:28:27,377 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 [2019-10-04 09:28:27,393 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 09:28:27,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 09:28:27,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 09:28:27,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 09:28:27,395 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 09:28:27,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 09:28:27,396 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 09:28:27,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 09:28:27,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 09:28:27,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 09:28:27,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 09:28:27,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 09:28:27,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 09:28:27,397 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 09:28:27,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 09:28:27,398 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 09:28:27,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 09:28:27,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 09:28:27,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 09:28:27,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 09:28:27,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 09:28:27,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 09:28:27,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 09:28:27,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 09:28:27,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 09:28:27,400 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 09:28:27,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 09:28:27,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 09:28:27,400 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 [2019-10-04 09:28:27,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 09:28:27,449 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 09:28:27,454 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 09:28:27,456 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 09:28:27,456 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 09:28:27,457 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/sum03-2.i [2019-10-04 09:28:27,530 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7a93f1cc/ebb3ff9287e8486587f247ef332a9768/FLAG79c542007 [2019-10-04 09:28:27,982 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 09:28:27,984 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/sum03-2.i [2019-10-04 09:28:27,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7a93f1cc/ebb3ff9287e8486587f247ef332a9768/FLAG79c542007 [2019-10-04 09:28:28,367 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7a93f1cc/ebb3ff9287e8486587f247ef332a9768 [2019-10-04 09:28:28,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 09:28:28,379 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 09:28:28,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 09:28:28,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 09:28:28,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 09:28:28,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:28:28" (1/1) ... [2019-10-04 09:28:28,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ae0ff3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:28, skipping insertion in model container [2019-10-04 09:28:28,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:28:28" (1/1) ... [2019-10-04 09:28:28,394 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 09:28:28,411 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 09:28:28,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:28:28,576 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 09:28:28,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:28:28,608 INFO L192 MainTranslator]: Completed translation [2019-10-04 09:28:28,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:28 WrapperNode [2019-10-04 09:28:28,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 09:28:28,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 09:28:28,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 09:28:28,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 09:28:28,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:28" (1/1) ... [2019-10-04 09:28:28,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:28" (1/1) ... [2019-10-04 09:28:28,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:28" (1/1) ... [2019-10-04 09:28:28,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:28" (1/1) ... [2019-10-04 09:28:28,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:28" (1/1) ... [2019-10-04 09:28:28,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:28" (1/1) ... [2019-10-04 09:28:28,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:28" (1/1) ... [2019-10-04 09:28:28,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 09:28:28,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 09:28:28,729 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 09:28:28,729 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 09:28:28,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:28" (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 [2019-10-04 09:28:28,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 09:28:28,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 09:28:28,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-04 09:28:28,795 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 09:28:28,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 09:28:28,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-04 09:28:28,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-04 09:28:28,795 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 09:28:28,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 09:28:28,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 09:28:28,976 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 09:28:28,977 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-04 09:28:28,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:28:28 BoogieIcfgContainer [2019-10-04 09:28:28,978 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 09:28:28,979 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 09:28:28,986 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 09:28:28,986 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 09:28:28,988 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:28:28" (1/1) ... [2019-10-04 09:28:28,988 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 [2019-10-04 09:28:29,058 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 09:28:29,061 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 09:28:29,074 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 09:28:29,096 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 09:28:29,103 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 09:28:29,201 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-10-04 09:28:29,436 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-10-04 09:28:29,457 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 09:28:29,457 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 09:28:29,459 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 54#(and (or (and (= |__VERIFIER_assert_#in~cond| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (and (= |__VERIFIER_assert_#in~cond| 1) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond))) (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)) [2019-10-04 09:28:29,474 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 09:28:29,474 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 09:28:29,477 INFO L168 Benchmark]: Toolchain (without parser) took 1097.41 ms. Allocated memory was 136.8 MB in the beginning and 196.6 MB in the end (delta: 59.8 MB). Free memory was 84.1 MB in the beginning and 147.2 MB in the end (delta: -63.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-04 09:28:29,478 INFO L168 Benchmark]: CDTParser took 1.07 ms. Allocated memory is still 136.8 MB. Free memory was 102.8 MB in the beginning and 102.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 09:28:29,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 229.27 ms. Allocated memory is still 136.8 MB. Free memory was 83.7 MB in the beginning and 74.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-10-04 09:28:29,480 INFO L168 Benchmark]: Boogie Preprocessor took 119.21 ms. Allocated memory was 136.8 MB in the beginning and 196.6 MB in the end (delta: 59.8 MB). Free memory was 74.1 MB in the beginning and 174.4 MB in the end (delta: -100.3 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-10-04 09:28:29,481 INFO L168 Benchmark]: RCFGBuilder took 249.46 ms. Allocated memory is still 196.6 MB. Free memory was 174.4 MB in the beginning and 162.3 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. [2019-10-04 09:28:29,482 INFO L168 Benchmark]: Sifa took 495.78 ms. Allocated memory is still 196.6 MB. Free memory was 161.7 MB in the beginning and 147.2 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-10-04 09:28:29,486 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07 ms. Allocated memory is still 136.8 MB. Free memory was 102.8 MB in the beginning and 102.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 229.27 ms. Allocated memory is still 136.8 MB. Free memory was 83.7 MB in the beginning and 74.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.21 ms. Allocated memory was 136.8 MB in the beginning and 196.6 MB in the end (delta: 59.8 MB). Free memory was 74.1 MB in the beginning and 174.4 MB in the end (delta: -100.3 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 249.46 ms. Allocated memory is still 196.6 MB. Free memory was 174.4 MB in the beginning and 162.3 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. * Sifa took 495.78 ms. Allocated memory is still 196.6 MB. Free memory was 161.7 MB in the beginning and 147.2 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 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]: 402, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 19, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 13, TOOLS_POST_TIME[ms]: 34, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 55, TOOLS_POST_RETURN_APPLICATIONS: 3, TOOLS_POST_RETURN_TIME[ms]: 11, TOOLS_QUANTIFIERELIM_APPLICATIONS: 21, TOOLS_QUANTIFIERELIM_TIME[ms]: 84, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 23, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 21, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 6, DOMAIN_JOIN_TIME[ms]: 143, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 35, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 175, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 174, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 3, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 85, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 84, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 21, DAG_COMPRESSION_PROCESSED_NODES: 47, DAG_COMPRESSION_RETAINED_NODES: 29 - UnprovableResult [Line: 4]: 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 54#(and (or (and (= |__VERIFIER_assert_#in~cond| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (and (= |__VERIFIER_assert_#in~cond| 1) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond))) (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...