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/fermat1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:43:45,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:43:45,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:43:45,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:43:45,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:43:45,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:43:45,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:43:45,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:43:45,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:43:45,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:43:45,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:43:45,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:43:45,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:43:45,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:43:45,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:43:45,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:43:45,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:43:45,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:43:45,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:43:45,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:43:45,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:43:45,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:43:45,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:43:45,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:43:45,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:43:45,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:43:45,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:43:45,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:43:45,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:43:45,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:43:45,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:43:45,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:43:45,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:43:45,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:43:45,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:43:45,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:43:45,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:43:45,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:43:45,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:43:45,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:43:45,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:43:45,204 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 15:43:45,218 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:43:45,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:43:45,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:43:45,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:43:45,220 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:43:45,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:43:45,220 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:43:45,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:43:45,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:43:45,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:43:45,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:43:45,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:43:45,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:43:45,222 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:43:45,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:43:45,222 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:43:45,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:43:45,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:43:45,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:43:45,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:43:45,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:43:45,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:43:45,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:43:45,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:43:45,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:43:45,224 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:43:45,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:43:45,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:43:45,225 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 15:43:45,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:43:45,266 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:43:45,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:43:45,271 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:43:45,271 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:43:45,272 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/fermat1.c [2019-09-20 15:43:45,326 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4662d4b56/0da5927fbd6d4c2f82e77ee8ab57be52/FLAG268562b83 [2019-09-20 15:43:45,682 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:43:45,684 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/fermat1.c [2019-09-20 15:43:45,693 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4662d4b56/0da5927fbd6d4c2f82e77ee8ab57be52/FLAG268562b83 [2019-09-20 15:43:46,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4662d4b56/0da5927fbd6d4c2f82e77ee8ab57be52 [2019-09-20 15:43:46,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:43:46,081 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:43:46,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:43:46,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:43:46,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:43:46,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:43:46" (1/1) ... [2019-09-20 15:43:46,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1770f31d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:46, skipping insertion in model container [2019-09-20 15:43:46,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:43:46" (1/1) ... [2019-09-20 15:43:46,099 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:43:46,123 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:43:46,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:43:46,385 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:43:46,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:43:46,419 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:43:46,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:46 WrapperNode [2019-09-20 15:43:46,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:43:46,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:43:46,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:43:46,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:43:46,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:46" (1/1) ... [2019-09-20 15:43:46,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:46" (1/1) ... [2019-09-20 15:43:46,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:46" (1/1) ... [2019-09-20 15:43:46,538 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:46" (1/1) ... [2019-09-20 15:43:46,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:46" (1/1) ... [2019-09-20 15:43:46,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:46" (1/1) ... [2019-09-20 15:43:46,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:46" (1/1) ... [2019-09-20 15:43:46,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:43:46,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:43:46,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:43:46,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:43:46,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:43:46" (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 15:43:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:43:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:43:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 15:43:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:43:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:43:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-20 15:43:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 15:43:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 15:43:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:43:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:43:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:43:46,873 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:43:46,874 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-20 15:43:46,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:43:46 BoogieIcfgContainer [2019-09-20 15:43:46,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:43:46,883 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:43:46,883 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:43:46,884 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:43:46,888 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:43:46" (1/1) ... [2019-09-20 15:43:46,892 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 15:43:46,930 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:43:46,931 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:43:46,944 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:43:46,969 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:43:46,971 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:43:47,058 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 15:43:49,076 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 15:43:49,079 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:43:49,079 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:43:49,082 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 522#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 15:43:49,100 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:43:49,100 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:43:49,103 INFO L168 Benchmark]: Toolchain (without parser) took 3020.58 ms. Allocated memory was 137.9 MB in the beginning and 217.1 MB in the end (delta: 79.2 MB). Free memory was 85.2 MB in the beginning and 124.3 MB in the end (delta: -39.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:43:49,104 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:43:49,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 337.68 ms. Allocated memory is still 137.9 MB. Free memory was 85.0 MB in the beginning and 75.2 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:43:49,106 INFO L168 Benchmark]: Boogie Preprocessor took 142.19 ms. Allocated memory was 137.9 MB in the beginning and 197.1 MB in the end (delta: 59.2 MB). Free memory was 75.2 MB in the beginning and 174.4 MB in the end (delta: -99.3 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:43:49,107 INFO L168 Benchmark]: RCFGBuilder took 317.45 ms. Allocated memory is still 197.1 MB. Free memory was 173.8 MB in the beginning and 160.1 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:43:49,108 INFO L168 Benchmark]: Sifa took 2217.08 ms. Allocated memory was 197.1 MB in the beginning and 217.1 MB in the end (delta: 19.9 MB). Free memory was 160.1 MB in the beginning and 124.3 MB in the end (delta: 35.8 MB). Peak memory consumption was 55.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:43:49,112 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 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 337.68 ms. Allocated memory is still 137.9 MB. Free memory was 85.0 MB in the beginning and 75.2 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 142.19 ms. Allocated memory was 137.9 MB in the beginning and 197.1 MB in the end (delta: 59.2 MB). Free memory was 75.2 MB in the beginning and 174.4 MB in the end (delta: -99.3 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 317.45 ms. Allocated memory is still 197.1 MB. Free memory was 173.8 MB in the beginning and 160.1 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * Sifa took 2217.08 ms. Allocated memory was 197.1 MB in the beginning and 217.1 MB in the end (delta: 19.9 MB). Free memory was 160.1 MB in the beginning and 124.3 MB in the end (delta: 35.8 MB). Peak memory consumption was 55.7 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]: 2152, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 287, DAG_INTERPRETER_EARLY_EXITS: 9, TOOLS_POST_APPLICATIONS: 184, TOOLS_POST_TIME[ms]: 101, TOOLS_POST_CALL_APPLICATIONS: 58, TOOLS_POST_CALL_TIME[ms]: 769, TOOLS_POST_RETURN_APPLICATIONS: 53, TOOLS_POST_RETURN_TIME[ms]: 73, TOOLS_QUANTIFIERELIM_APPLICATIONS: 265, TOOLS_QUANTIFIERELIM_TIME[ms]: 841, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 144, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 311, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 92, DOMAIN_JOIN_TIME[ms]: 532, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 13, DOMAIN_WIDEN_TIME[ms]: 99, DOMAIN_ISSUBSETEQ_APPLICATIONS: 24, DOMAIN_ISSUBSETEQ_TIME[ms]: 83, DOMAIN_ISBOTTOM_APPLICATIONS: 66, DOMAIN_ISBOTTOM_TIME[ms]: 307, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1437, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1436, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 24, CALL_SUMMARIZER_APPLICATIONS: 53, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 61, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 60, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 51, DAG_COMPRESSION_PROCESSED_NODES: 333, DAG_COMPRESSION_RETAINED_NODES: 143 - UnprovableResult [Line: 9]: 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 522#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__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...