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 SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/loops/terminator_02-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:41:28,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:41:28,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:41:28,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:41:28,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:41:28,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:41:28,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:41:28,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:41:28,476 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:41:28,477 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:41:28,478 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:41:28,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:41:28,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:41:28,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:41:28,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:41:28,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:41:28,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:41:28,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:41:28,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:41:28,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:41:28,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:41:28,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:41:28,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:41:28,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:41:28,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:41:28,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:41:28,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:41:28,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:41:28,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:41:28,501 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:41:28,501 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:41:28,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:41:28,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:41:28,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:41:28,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:41:28,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:41:28,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:41:28,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:41:28,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:41:28,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:41:28,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:41:28,508 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 [2019-09-25 17:41:28,531 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:41:28,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:41:28,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:41:28,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:41:28,536 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:41:28,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:41:28,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:41:28,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:41:28,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:41:28,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:41:28,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:41:28,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:41:28,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:41:28,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:41:28,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:41:28,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:41:28,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:41:28,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:41:28,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:41:28,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:41:28,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:41:28,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:41:28,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:41:28,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:41:28,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:41:28,543 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:41:28,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:41:28,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:41:28,543 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 -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:41:28,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:41:28,594 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:41:28,598 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:41:28,599 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:41:28,600 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:41:28,600 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/terminator_02-1.c [2019-09-25 17:41:28,675 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d33fadd0d/432214fe81df4de2992bd1b4cfd79ad2/FLAGe3e08f7c8 [2019-09-25 17:41:29,093 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:41:29,094 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/terminator_02-1.c [2019-09-25 17:41:29,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d33fadd0d/432214fe81df4de2992bd1b4cfd79ad2/FLAGe3e08f7c8 [2019-09-25 17:41:29,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d33fadd0d/432214fe81df4de2992bd1b4cfd79ad2 [2019-09-25 17:41:29,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:41:29,491 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:41:29,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:41:29,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:41:29,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:41:29,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:41:29" (1/1) ... [2019-09-25 17:41:29,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b1910d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:29, skipping insertion in model container [2019-09-25 17:41:29,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:41:29" (1/1) ... [2019-09-25 17:41:29,508 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:41:29,526 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:41:29,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:41:29,761 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:41:29,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:41:29,786 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:41:29,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:29 WrapperNode [2019-09-25 17:41:29,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:41:29,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:41:29,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:41:29,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:41:29,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:29" (1/1) ... [2019-09-25 17:41:29,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:29" (1/1) ... [2019-09-25 17:41:29,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:29" (1/1) ... [2019-09-25 17:41:29,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:29" (1/1) ... [2019-09-25 17:41:29,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:29" (1/1) ... [2019-09-25 17:41:29,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:29" (1/1) ... [2019-09-25 17:41:29,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:29" (1/1) ... [2019-09-25 17:41:29,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:41:29,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:41:29,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:41:29,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:41:29,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:29" (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 [2019-09-25 17:41:29,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:41:29,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:41:29,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-25 17:41:29,956 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:41:29,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:41:29,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-25 17:41:29,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:41:29,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-25 17:41:29,957 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:41:29,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:41:29,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:41:30,206 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:41:30,207 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-25 17:41:30,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:41:30 BoogieIcfgContainer [2019-09-25 17:41:30,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:41:30,210 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:41:30,210 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:41:30,210 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:41:30,215 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:41:30" (1/1) ... [2019-09-25 17:41:30,216 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ 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=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:41:30,271 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:41:30,272 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:41:30,280 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:41:30,289 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:41:30,291 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:41:30,376 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-25 17:41:30,609 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-25 17:41:30,618 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:41:30,618 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:41:30,620 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 35#(and (= |__VERIFIER_assert_#in~cond| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-25 17:41:30,634 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:41:30,634 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:41:30,637 INFO L168 Benchmark]: Toolchain (without parser) took 1146.54 ms. Allocated memory was 142.6 MB in the beginning and 199.2 MB in the end (delta: 56.6 MB). Free memory was 90.2 MB in the beginning and 145.1 MB in the end (delta: -54.9 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:41:30,638 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 142.6 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:41:30,639 INFO L168 Benchmark]: CACSL2BoogieTranslator took 294.42 ms. Allocated memory is still 142.6 MB. Free memory was 90.0 MB in the beginning and 80.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:41:30,640 INFO L168 Benchmark]: Boogie Preprocessor took 110.86 ms. Allocated memory was 142.6 MB in the beginning and 199.2 MB in the end (delta: 56.6 MB). Free memory was 80.8 MB in the beginning and 177.3 MB in the end (delta: -96.6 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:41:30,641 INFO L168 Benchmark]: RCFGBuilder took 310.46 ms. Allocated memory is still 199.2 MB. Free memory was 177.3 MB in the beginning and 163.1 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:41:30,642 INFO L168 Benchmark]: Sifa took 424.74 ms. Allocated memory is still 199.2 MB. Free memory was 163.1 MB in the beginning and 145.1 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:41:30,646 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 142.6 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 294.42 ms. Allocated memory is still 142.6 MB. Free memory was 90.0 MB in the beginning and 80.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.86 ms. Allocated memory was 142.6 MB in the beginning and 199.2 MB in the end (delta: 56.6 MB). Free memory was 80.8 MB in the beginning and 177.3 MB in the end (delta: -96.6 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 310.46 ms. Allocated memory is still 199.2 MB. Free memory was 177.3 MB in the beginning and 163.1 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. * Sifa took 424.74 ms. Allocated memory is still 199.2 MB. Free memory was 163.1 MB in the beginning and 145.1 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 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]: 354, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 13, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 9, TOOLS_POST_TIME[ms]: 70, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 8, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 13, TOOLS_QUANTIFIERELIM_TIME[ms]: 64, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 33, FLUID_QUERY_TIME[ms]: 3, FLUID_QUERIES: 16, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 5, DOMAIN_JOIN_TIME[ms]: 141, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 39, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 213, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 213, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 43, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 43, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 19, DAG_COMPRESSION_PROCESSED_NODES: 44, DAG_COMPRESSION_RETAINED_NODES: 28 - 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 35#(and (= |__VERIFIER_assert_#in~cond| 0) (= 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...