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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/nla-digbench/ps3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:43:51,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:43:51,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:43:51,609 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:43:51,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:43:51,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:43:51,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:43:51,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:43:51,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:43:51,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:43:51,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:43:51,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:43:51,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:43:51,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:43:51,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:43:51,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:43:51,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:43:51,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:43:51,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:43:51,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:43:51,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:43:51,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:43:51,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:43:51,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:43:51,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:43:51,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:43:51,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:43:51,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:43:51,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:43:51,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:43:51,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:43:51,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:43:51,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:43:51,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:43:51,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:43:51,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:43:51,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:43:51,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:43:51,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:43:51,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:43:51,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:43:51,648 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 15:43:51,669 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:43:51,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:43:51,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:43:51,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:43:51,672 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:43:51,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:43:51,673 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:43:51,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:43:51,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:43:51,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:43:51,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:43:51,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:43:51,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:43:51,675 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:43:51,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:43:51,675 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:43:51,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:43:51,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:43:51,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:43:51,676 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:43:51,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:43:51,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:43:51,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:43:51,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:43:51,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:43:51,678 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:43:51,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:43:51,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:43:51,678 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:43:51,734 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:43:51,749 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:43:51,755 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:43:51,757 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:43:51,757 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:43:51,758 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/ps3.c [2019-09-20 15:43:51,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed01ba775/362adb8dec5442e1bd14c24efa7c2c9a/FLAGd2c0e8174 [2019-09-20 15:43:52,332 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:43:52,333 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/ps3.c [2019-09-20 15:43:52,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed01ba775/362adb8dec5442e1bd14c24efa7c2c9a/FLAGd2c0e8174 [2019-09-20 15:43:52,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed01ba775/362adb8dec5442e1bd14c24efa7c2c9a [2019-09-20 15:43:52,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:43:52,757 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:43:52,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:43:52,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:43:52,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:43:52,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:43:52" (1/1) ... [2019-09-20 15:43:52,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ee90c13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:52, skipping insertion in model container [2019-09-20 15:43:52,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:43:52" (1/1) ... [2019-09-20 15:43:52,774 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:43:52,796 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:43:52,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:43:52,999 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:43:53,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:43:53,036 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:43:53,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:53 WrapperNode [2019-09-20 15:43:53,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:43:53,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:43:53,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:43:53,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:43:53,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:53" (1/1) ... [2019-09-20 15:43:53,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:53" (1/1) ... [2019-09-20 15:43:53,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:53" (1/1) ... [2019-09-20 15:43:53,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:53" (1/1) ... [2019-09-20 15:43:53,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:53" (1/1) ... [2019-09-20 15:43:53,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:53" (1/1) ... [2019-09-20 15:43:53,159 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:53" (1/1) ... [2019-09-20 15:43:53,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:43:53,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:43:53,161 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:43:53,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:43:53,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:43:53,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:43:53,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:43:53,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 15:43:53,214 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:43:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:43:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:43:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 15:43:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 15:43:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:43:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:43:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:43:53,403 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:43:53,403 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 15:43:53,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:43:53 BoogieIcfgContainer [2019-09-20 15:43:53,404 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:43:53,405 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:43:53,405 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:43:53,405 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:43:53,406 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:43:53" (1/1) ... [2019-09-20 15:43:53,407 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:43:53,436 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:43:53,436 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:43:53,447 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:43:53,459 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:43:53,461 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:43:53,562 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 15:43:53,931 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 15:43:53,935 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:43:53,936 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:43:53,938 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 63#(and (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 15:43:53,952 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:43:53,953 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:43:53,956 INFO L168 Benchmark]: Toolchain (without parser) took 1197.95 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 86.5 MB in the beginning and 144.4 MB in the end (delta: -57.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:43:53,957 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:43:53,958 INFO L168 Benchmark]: CACSL2BoogieTranslator took 279.37 ms. Allocated memory is still 138.9 MB. Free memory was 86.3 MB in the beginning and 76.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:43:53,959 INFO L168 Benchmark]: Boogie Preprocessor took 123.88 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 76.5 MB in the beginning and 175.6 MB in the end (delta: -99.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:43:53,960 INFO L168 Benchmark]: RCFGBuilder took 243.21 ms. Allocated memory is still 198.7 MB. Free memory was 175.6 MB in the beginning and 164.0 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:43:53,961 INFO L168 Benchmark]: Sifa took 548.01 ms. Allocated memory is still 198.7 MB. Free memory was 164.0 MB in the beginning and 144.4 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:43:53,964 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 279.37 ms. Allocated memory is still 138.9 MB. Free memory was 86.3 MB in the beginning and 76.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.88 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 76.5 MB in the beginning and 175.6 MB in the end (delta: -99.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 243.21 ms. Allocated memory is still 198.7 MB. Free memory was 175.6 MB in the beginning and 164.0 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * Sifa took 548.01 ms. Allocated memory is still 198.7 MB. Free memory was 164.0 MB in the beginning and 144.4 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 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]: 502, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 30, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 21, TOOLS_POST_TIME[ms]: 69, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 81, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 17, TOOLS_QUANTIFIERELIM_APPLICATIONS: 34, TOOLS_QUANTIFIERELIM_TIME[ms]: 142, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 33, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 10, DOMAIN_JOIN_TIME[ms]: 123, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 81, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 25, DOMAIN_ISBOTTOM_APPLICATIONS: 4, DOMAIN_ISBOTTOM_TIME[ms]: 10, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 296, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 296, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 73, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 73, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 22, DAG_COMPRESSION_PROCESSED_NODES: 69, DAG_COMPRESSION_RETAINED_NODES: 36 - UnprovableResult [Line: 7]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 63#(and (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= 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...