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/reducercommutativity/avg40-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 12:53:10,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 12:53:10,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 12:53:10,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 12:53:10,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 12:53:10,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 12:53:10,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 12:53:10,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 12:53:10,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 12:53:10,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 12:53:10,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 12:53:10,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 12:53:10,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 12:53:10,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 12:53:10,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 12:53:10,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 12:53:10,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 12:53:10,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 12:53:10,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 12:53:10,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 12:53:10,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 12:53:10,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 12:53:10,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 12:53:10,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 12:53:10,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 12:53:10,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 12:53:10,527 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 12:53:10,528 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 12:53:10,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 12:53:10,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 12:53:10,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 12:53:10,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 12:53:10,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 12:53:10,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 12:53:10,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 12:53:10,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 12:53:10,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 12:53:10,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 12:53:10,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 12:53:10,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 12:53:10,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 12:53:10,537 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 12:53:10,558 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 12:53:10,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 12:53:10,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 12:53:10,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 12:53:10,560 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 12:53:10,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 12:53:10,560 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 12:53:10,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 12:53:10,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 12:53:10,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 12:53:10,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 12:53:10,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 12:53:10,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 12:53:10,562 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 12:53:10,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 12:53:10,562 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 12:53:10,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 12:53:10,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 12:53:10,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 12:53:10,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 12:53:10,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 12:53:10,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 12:53:10,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 12:53:10,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 12:53:10,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 12:53:10,564 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 12:53:10,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 12:53:10,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 12:53:10,565 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 12:53:10,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 12:53:10,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 12:53:10,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 12:53:10,618 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 12:53:10,619 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 12:53:10,620 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/avg40-2.i [2019-10-04 12:53:10,683 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc8cd2cf0/2bb5d3e5450e4ea9b9ebb680fc6fe9ee/FLAG9e0719145 [2019-10-04 12:53:11,141 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 12:53:11,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/avg40-2.i [2019-10-04 12:53:11,148 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc8cd2cf0/2bb5d3e5450e4ea9b9ebb680fc6fe9ee/FLAG9e0719145 [2019-10-04 12:53:11,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc8cd2cf0/2bb5d3e5450e4ea9b9ebb680fc6fe9ee [2019-10-04 12:53:11,559 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 12:53:11,560 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 12:53:11,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 12:53:11,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 12:53:11,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 12:53:11,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:53:11" (1/1) ... [2019-10-04 12:53:11,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63923cab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:11, skipping insertion in model container [2019-10-04 12:53:11,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:53:11" (1/1) ... [2019-10-04 12:53:11,579 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 12:53:11,600 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 12:53:11,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:53:11,915 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 12:53:11,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:53:12,126 INFO L192 MainTranslator]: Completed translation [2019-10-04 12:53:12,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:12 WrapperNode [2019-10-04 12:53:12,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 12:53:12,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 12:53:12,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 12:53:12,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 12:53:12,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:12" (1/1) ... [2019-10-04 12:53:12,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:12" (1/1) ... [2019-10-04 12:53:12,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:12" (1/1) ... [2019-10-04 12:53:12,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:12" (1/1) ... [2019-10-04 12:53:12,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:12" (1/1) ... [2019-10-04 12:53:12,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:12" (1/1) ... [2019-10-04 12:53:12,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:12" (1/1) ... [2019-10-04 12:53:12,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 12:53:12,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 12:53:12,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 12:53:12,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 12:53:12,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:12" (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 12:53:12,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 12:53:12,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 12:53:12,251 INFO L138 BoogieDeclarations]: Found implementation of procedure avg [2019-10-04 12:53:12,251 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 12:53:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 12:53:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 12:53:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure avg [2019-10-04 12:53:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 12:53:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 12:53:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 12:53:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 12:53:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 12:53:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 12:53:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 12:53:12,672 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 12:53:12,672 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-04 12:53:12,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:53:12 BoogieIcfgContainer [2019-10-04 12:53:12,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 12:53:12,675 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 12:53:12,675 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 12:53:12,675 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 12:53:12,676 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:53:12" (1/1) ... [2019-10-04 12:53:12,677 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 12:53:12,704 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 12:53:12,704 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 12:53:12,711 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 12:53:12,717 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 12:53:12,719 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 12:53:12,909 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-04 12:53:13,949 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 12:53:13,949 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 12:53:13,951 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 124#(and (or (not (= main_~ret~1 main_~ret2~0)) (not (= main_~ret~1 main_~ret5~0))) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648))) [2019-10-04 12:53:13,966 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 12:53:13,967 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 12:53:13,969 INFO L168 Benchmark]: Toolchain (without parser) took 2408.18 ms. Allocated memory was 140.0 MB in the beginning and 201.9 MB in the end (delta: 61.9 MB). Free memory was 87.3 MB in the beginning and 80.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 68.6 MB. Max. memory is 7.1 GB. [2019-10-04 12:53:13,970 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 12:53:13,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 565.80 ms. Allocated memory was 140.0 MB in the beginning and 201.9 MB in the end (delta: 61.9 MB). Free memory was 87.1 MB in the beginning and 180.2 MB in the end (delta: -93.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-10-04 12:53:13,972 INFO L168 Benchmark]: Boogie Preprocessor took 63.24 ms. Allocated memory is still 201.9 MB. Free memory was 180.2 MB in the beginning and 177.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-10-04 12:53:13,973 INFO L168 Benchmark]: RCFGBuilder took 483.14 ms. Allocated memory is still 201.9 MB. Free memory was 177.8 MB in the beginning and 157.4 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2019-10-04 12:53:13,974 INFO L168 Benchmark]: Sifa took 1292.51 ms. Allocated memory is still 201.9 MB. Free memory was 157.4 MB in the beginning and 80.6 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 7.1 GB. [2019-10-04 12:53:13,978 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 565.80 ms. Allocated memory was 140.0 MB in the beginning and 201.9 MB in the end (delta: 61.9 MB). Free memory was 87.1 MB in the beginning and 180.2 MB in the end (delta: -93.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.24 ms. Allocated memory is still 201.9 MB. Free memory was 180.2 MB in the beginning and 177.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 483.14 ms. Allocated memory is still 201.9 MB. Free memory was 177.8 MB in the beginning and 157.4 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * Sifa took 1292.51 ms. Allocated memory is still 201.9 MB. Free memory was 157.4 MB in the beginning and 80.6 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 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]: 1248, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 28, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 20, TOOLS_POST_TIME[ms]: 633, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 50, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 115, TOOLS_QUANTIFIERELIM_APPLICATIONS: 29, TOOLS_QUANTIFIERELIM_TIME[ms]: 770, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 361, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 37, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME[ms]: 138, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 5, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 188, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 44, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 491, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 490, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 242, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 242, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 14, DAG_COMPRESSION_PROCESSED_NODES: 72, DAG_COMPRESSION_RETAINED_NODES: 35 - UnprovableResult [Line: 39]: 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 124#(and (or (not (= main_~ret~1 main_~ret2~0)) (not (= main_~ret~1 main_~ret5~0))) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...