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/array-examples/standard_compareModified_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:54:19,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:54:19,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:54:19,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:54:19,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:54:19,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:54:19,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:54:19,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:54:19,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:54:19,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:54:19,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:54:19,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:54:19,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:54:19,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:54:19,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:54:19,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:54:19,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:54:19,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:54:19,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:54:19,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:54:19,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:54:19,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:54:19,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:54:19,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:54:19,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 04:54:19,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 04:54:19,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 04:54:19,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 04:54:19,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 04:54:19,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 04:54:19,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:54:19,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:54:19,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:54:19,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:54:19,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:54:19,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:54:19,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:54:19,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:54:19,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:54:19,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:54:19,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:54:19,564 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 [2019-10-15 04:54:19,585 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:54:19,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:54:19,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:54:19,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:54:19,588 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:54:19,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:54:19,591 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:54:19,592 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:54:19,592 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:54:19,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:54:19,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:54:19,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:54:19,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:54:19,593 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:54:19,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:54:19,593 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:54:19,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:54:19,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:54:19,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:54:19,594 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:54:19,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:54:19,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:54:19,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:54:19,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:54:19,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:54:19,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:54:19,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:54:19,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:54:19,601 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 [2019-10-15 04:54:19,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:54:19,927 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:54:19,931 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:54:19,932 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:54:19,933 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:54:19,933 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_compareModified_ground.i [2019-10-15 04:54:20,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd809d82c/fd39d57583d540f988d2948c417fb8ed/FLAGcb92015b8 [2019-10-15 04:54:20,493 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:54:20,494 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_compareModified_ground.i [2019-10-15 04:54:20,501 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd809d82c/fd39d57583d540f988d2948c417fb8ed/FLAGcb92015b8 [2019-10-15 04:54:20,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd809d82c/fd39d57583d540f988d2948c417fb8ed [2019-10-15 04:54:20,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:54:20,903 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:54:20,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:54:20,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:54:20,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:54:20,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:20" (1/1) ... [2019-10-15 04:54:20,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40a632ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:20, skipping insertion in model container [2019-10-15 04:54:20,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:20" (1/1) ... [2019-10-15 04:54:20,920 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:54:20,940 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:54:21,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:54:21,128 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:54:21,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:54:21,168 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:54:21,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:21 WrapperNode [2019-10-15 04:54:21,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:54:21,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:54:21,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:54:21,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:54:21,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:21" (1/1) ... [2019-10-15 04:54:21,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:21" (1/1) ... [2019-10-15 04:54:21,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:21" (1/1) ... [2019-10-15 04:54:21,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:21" (1/1) ... [2019-10-15 04:54:21,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:21" (1/1) ... [2019-10-15 04:54:21,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:21" (1/1) ... [2019-10-15 04:54:21,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:21" (1/1) ... [2019-10-15 04:54:21,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:54:21,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:54:21,301 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:54:21,301 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:54:21,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:21" (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 [2019-10-15 04:54:21,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:54:21,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:54:21,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 04:54:21,359 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:54:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:54:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 04:54:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:54:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:54:21,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 04:54:21,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 04:54:21,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 04:54:21,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 04:54:21,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:54:21,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:54:21,765 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:54:21,766 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-15 04:54:21,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:21 BoogieIcfgContainer [2019-10-15 04:54:21,767 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:54:21,768 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 04:54:21,768 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 04:54:21,768 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 04:54:21,769 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:21" (1/1) ... [2019-10-15 04:54:21,770 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 [2019-10-15 04:54:21,793 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 04:54:21,793 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 04:54:21,804 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 04:54:21,812 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 04:54:21,813 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 04:54:21,982 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-15 04:54:22,516 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2019-10-15 04:54:22,664 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2019-10-15 04:54:23,094 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 9 for LOIs [2019-10-15 04:54:23,104 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 04:54:23,120 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 04:54:23,120 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 04:54:23,124 INFO L168 Benchmark]: Toolchain (without parser) took 2218.33 ms. Allocated memory was 146.8 MB in the beginning and 232.3 MB in the end (delta: 85.5 MB). Free memory was 105.3 MB in the beginning and 178.1 MB in the end (delta: -72.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:23,126 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 146.8 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-15 04:54:23,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.85 ms. Allocated memory is still 146.8 MB. Free memory was 105.1 MB in the beginning and 94.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:23,132 INFO L168 Benchmark]: Boogie Preprocessor took 131.11 ms. Allocated memory was 146.8 MB in the beginning and 202.9 MB in the end (delta: 56.1 MB). Free memory was 94.4 MB in the beginning and 180.3 MB in the end (delta: -85.9 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:23,134 INFO L168 Benchmark]: RCFGBuilder took 466.54 ms. Allocated memory is still 202.9 MB. Free memory was 180.3 MB in the beginning and 157.5 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:23,135 INFO L168 Benchmark]: Sifa took 1352.34 ms. Allocated memory was 202.9 MB in the beginning and 232.3 MB in the end (delta: 29.4 MB). Free memory was 157.5 MB in the beginning and 178.1 MB in the end (delta: -20.6 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:23,148 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 146.8 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 264.85 ms. Allocated memory is still 146.8 MB. Free memory was 105.1 MB in the beginning and 94.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 131.11 ms. Allocated memory was 146.8 MB in the beginning and 202.9 MB in the end (delta: 56.1 MB). Free memory was 94.4 MB in the beginning and 180.3 MB in the end (delta: -85.9 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 466.54 ms. Allocated memory is still 202.9 MB. Free memory was 180.3 MB in the beginning and 157.5 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * Sifa took 1352.34 ms. Allocated memory was 202.9 MB in the beginning and 232.3 MB in the end (delta: 29.4 MB). Free memory was 157.5 MB in the beginning and 178.1 MB in the end (delta: -20.6 MB). Peak memory consumption was 8.7 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]: 1312, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 52, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 37, TOOLS_POST_TIME[ms]: 594, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 99, TOOLS_POST_RETURN_APPLICATIONS: 8, TOOLS_POST_RETURN_TIME[ms]: 18, TOOLS_QUANTIFIERELIM_APPLICATIONS: 56, TOOLS_QUANTIFIERELIM_TIME[ms]: 670, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 327, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 62, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 17, DOMAIN_JOIN_TIME[ms]: 202, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 259, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME[ms]: 40, DOMAIN_ISBOTTOM_APPLICATIONS: 4, DOMAIN_ISBOTTOM_TIME[ms]: 10, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1052, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1050, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 8, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 145, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 144, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 20, DAG_COMPRESSION_PROCESSED_NODES: 129, DAG_COMPRESSION_RETAINED_NODES: 55 - UnprovableResult [Line: 2]: 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 172#(and (<= __VERIFIER_assert_~cond 0) (<= |__VERIFIER_assert_#in~cond| 0) (or (and (= |__VERIFIER_assert_#in~cond| 1) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 1) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (and (= |__VERIFIER_assert_#in~cond| 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 1) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond))) (<= 0 __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...