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 NONE -i ../../../trunk/examples/svcomp/ldv-regression/test19.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:06:45,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:06:45,230 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:06:45,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:06:45,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:06:45,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:06:45,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:06:45,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:06:45,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:06:45,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:06:45,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:06:45,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:06:45,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:06:45,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:06:45,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:06:45,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:06:45,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:06:45,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:06:45,256 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:06:45,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:06:45,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:06:45,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:06:45,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:06:45,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:06:45,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 15:06:45,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:06:45,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:06:45,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:06:45,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:06:45,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:06:45,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:06:45,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:06:45,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:06:45,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:06:45,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:06:45,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:06:45,274 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 15:06:45,288 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:06:45,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:06:45,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:06:45,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:06:45,290 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:06:45,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:06:45,290 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:06:45,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:06:45,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:06:45,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:06:45,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:06:45,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:06:45,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:06:45,292 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:06:45,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:06:45,292 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:06:45,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:06:45,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:06:45,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:06:45,293 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:06:45,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:06:45,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:06:45,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:06:45,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:06:45,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:06:45,294 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:06:45,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:06:45,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:06:45,295 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 -> NONE [2019-09-20 15:06:45,324 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:06:45,342 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:06:45,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:06:45,347 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:06:45,347 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:06:45,348 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test19.c [2019-09-20 15:06:45,422 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65b9de7ca/438beeb702bf4ac9b2754cfe420bf2fd/FLAG84c48fd99 [2019-09-20 15:06:45,882 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:06:45,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test19.c [2019-09-20 15:06:45,888 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65b9de7ca/438beeb702bf4ac9b2754cfe420bf2fd/FLAG84c48fd99 [2019-09-20 15:06:46,261 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65b9de7ca/438beeb702bf4ac9b2754cfe420bf2fd [2019-09-20 15:06:46,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:06:46,272 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:06:46,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:06:46,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:06:46,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:06:46,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:06:46" (1/1) ... [2019-09-20 15:06:46,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@506faf70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:46, skipping insertion in model container [2019-09-20 15:06:46,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:06:46" (1/1) ... [2019-09-20 15:06:46,287 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:06:46,301 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:06:46,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:06:46,509 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:06:46,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:06:46,538 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:06:46,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:46 WrapperNode [2019-09-20 15:06:46,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:06:46,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:06:46,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:06:46,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:06:46,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:46" (1/1) ... [2019-09-20 15:06:46,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:46" (1/1) ... [2019-09-20 15:06:46,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:46" (1/1) ... [2019-09-20 15:06:46,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:46" (1/1) ... [2019-09-20 15:06:46,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:46" (1/1) ... [2019-09-20 15:06:46,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:46" (1/1) ... [2019-09-20 15:06:46,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:46" (1/1) ... [2019-09-20 15:06:46,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:06:46,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:06:46,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:06:46,664 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:06:46,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:46" (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 15:06:46,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:06:46,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:06:46,720 INFO L138 BoogieDeclarations]: Found implementation of procedure assign [2019-09-20 15:06:46,720 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:06:46,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:06:46,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:06:46,720 INFO L130 BoogieDeclarations]: Found specification of procedure assign [2019-09-20 15:06:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:06:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:06:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:06:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:06:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:06:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:06:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 15:06:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:06:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:06:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:06:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:06:47,040 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:06:47,040 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 15:06:47,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:06:47 BoogieIcfgContainer [2019-09-20 15:06:47,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:06:47,042 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:06:47,042 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:06:47,042 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:06:47,045 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:06:47" (1/1) ... [2019-09-20 15:06:47,048 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:06:47,074 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:06:47,074 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:06:47,080 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:06:47,087 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:06:47,089 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:06:47,200 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 15:06:47,555 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2019-09-20 15:06:47,990 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:06:47,991 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:06:47,996 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 20#(not (= (select (select |#memory_int| |main_~#b~0.base|) |main_~#b~0.offset|) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))) [2019-09-20 15:06:48,015 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:06:48,016 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:06:48,017 INFO L168 Benchmark]: Toolchain (without parser) took 1745.60 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 89.5 MB in the beginning and 86.2 MB in the end (delta: 3.2 MB). Peak memory consumption was 70.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:48,018 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:06:48,019 INFO L168 Benchmark]: CACSL2BoogieTranslator took 266.08 ms. Allocated memory is still 133.2 MB. Free memory was 89.3 MB in the beginning and 79.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:48,020 INFO L168 Benchmark]: Boogie Preprocessor took 124.90 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 79.5 MB in the beginning and 176.1 MB in the end (delta: -96.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:48,021 INFO L168 Benchmark]: RCFGBuilder took 377.49 ms. Allocated memory is still 200.3 MB. Free memory was 176.1 MB in the beginning and 159.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:48,022 INFO L168 Benchmark]: Sifa took 974.02 ms. Allocated memory is still 200.3 MB. Free memory was 158.7 MB in the beginning and 86.2 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:48,026 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 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 266.08 ms. Allocated memory is still 133.2 MB. Free memory was 89.3 MB in the beginning and 79.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 124.90 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 79.5 MB in the beginning and 176.1 MB in the end (delta: -96.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 377.49 ms. Allocated memory is still 200.3 MB. Free memory was 176.1 MB in the beginning and 159.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. * Sifa took 974.02 ms. Allocated memory is still 200.3 MB. Free memory was 158.7 MB in the beginning and 86.2 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 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]: 922, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 9, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 6, TOOLS_POST_TIME[ms]: 320, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 367, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 165, TOOLS_QUANTIFIERELIM_APPLICATIONS: 11, TOOLS_QUANTIFIERELIM_TIME[ms]: 829, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 344, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 9, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 3, DOMAIN_JOIN_TIME[ms]: 2, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 2, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 313, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 313, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 15, DAG_COMPRESSION_PROCESSED_NODES: 34, DAG_COMPRESSION_RETAINED_NODES: 22 - UnprovableResult [Line: 22]: 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 20#(not (= (select (select |#memory_int| |main_~#b~0.base|) |main_~#b~0.offset|) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...