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/locks/test_locks_6.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 02:07:29,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 02:07:29,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 02:07:29,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 02:07:29,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 02:07:29,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 02:07:29,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 02:07:29,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 02:07:29,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 02:07:29,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 02:07:29,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 02:07:29,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 02:07:29,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 02:07:29,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 02:07:29,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 02:07:29,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 02:07:29,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 02:07:29,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 02:07:29,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 02:07:29,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 02:07:29,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 02:07:29,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 02:07:29,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 02:07:29,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 02:07:29,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 02:07:29,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 02:07:29,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 02:07:29,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 02:07:29,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 02:07:29,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 02:07:29,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 02:07:29,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 02:07:29,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 02:07:29,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 02:07:29,318 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 02:07:29,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 02:07:29,319 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 02:07:29,319 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 02:07:29,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 02:07:29,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 02:07:29,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 02:07:29,323 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 [2019-09-17 02:07:29,338 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 02:07:29,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 02:07:29,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 02:07:29,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 02:07:29,339 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 02:07:29,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 02:07:29,340 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 02:07:29,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 02:07:29,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 02:07:29,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 02:07:29,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 02:07:29,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 02:07:29,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 02:07:29,341 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 02:07:29,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 02:07:29,341 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 02:07:29,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 02:07:29,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 02:07:29,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 02:07:29,342 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 02:07:29,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 02:07:29,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 02:07:29,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 02:07:29,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 02:07:29,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 02:07:29,343 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 02:07:29,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 02:07:29,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 02:07:29,344 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 [2019-09-17 02:07:29,374 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 02:07:29,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 02:07:29,389 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 02:07:29,391 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 02:07:29,391 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 02:07:29,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_6.c [2019-09-17 02:07:29,446 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be088abeb/d97562ef7d794c6493c0b06c6ee6ac28/FLAG7db3756fa [2019-09-17 02:07:29,930 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 02:07:29,931 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_6.c [2019-09-17 02:07:29,941 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be088abeb/d97562ef7d794c6493c0b06c6ee6ac28/FLAG7db3756fa [2019-09-17 02:07:30,297 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be088abeb/d97562ef7d794c6493c0b06c6ee6ac28 [2019-09-17 02:07:30,308 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 02:07:30,309 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 02:07:30,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 02:07:30,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 02:07:30,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 02:07:30,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:07:30" (1/1) ... [2019-09-17 02:07:30,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1be8203c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:07:30, skipping insertion in model container [2019-09-17 02:07:30,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:07:30" (1/1) ... [2019-09-17 02:07:30,326 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 02:07:30,345 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 02:07:30,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:07:30,549 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 02:07:30,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:07:30,687 INFO L192 MainTranslator]: Completed translation [2019-09-17 02:07:30,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:07:30 WrapperNode [2019-09-17 02:07:30,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 02:07:30,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 02:07:30,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 02:07:30,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 02:07:30,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:07:30" (1/1) ... [2019-09-17 02:07:30,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:07:30" (1/1) ... [2019-09-17 02:07:30,705 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:07:30" (1/1) ... [2019-09-17 02:07:30,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:07:30" (1/1) ... [2019-09-17 02:07:30,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:07:30" (1/1) ... [2019-09-17 02:07:30,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:07:30" (1/1) ... [2019-09-17 02:07:30,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:07:30" (1/1) ... [2019-09-17 02:07:30,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 02:07:30,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 02:07:30,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 02:07:30,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 02:07:30,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:07:30" (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 [2019-09-17 02:07:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 02:07:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 02:07:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 02:07:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 02:07:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 02:07:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 02:07:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 02:07:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 02:07:31,210 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 02:07:31,211 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-17 02:07:31,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:07:31 BoogieIcfgContainer [2019-09-17 02:07:31,212 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 02:07:31,213 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 02:07:31,213 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 02:07:31,213 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 02:07:31,214 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:07:31" (1/1) ... [2019-09-17 02:07:31,215 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 [2019-09-17 02:07:31,234 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 02:07:31,235 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 02:07:31,241 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 02:07:31,250 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 02:07:31,252 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 02:07:31,305 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-17 02:07:31,399 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:07:31,465 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:07:31,539 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:07:31,598 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:07:31,644 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:07:31,660 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-17 02:07:31,699 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 02:07:31,699 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 02:07:31,702 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 832#true [2019-09-17 02:07:31,716 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 02:07:31,716 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 02:07:31,719 INFO L168 Benchmark]: Toolchain (without parser) took 1408.76 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 84.4 MB in the beginning and 121.2 MB in the end (delta: -36.8 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-09-17 02:07:31,720 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 136.3 MB. Free memory was 102.5 MB in the beginning and 102.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 02:07:31,721 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.66 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 84.2 MB in the beginning and 176.1 MB in the end (delta: -92.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2019-09-17 02:07:31,722 INFO L168 Benchmark]: Boogie Preprocessor took 32.01 ms. Allocated memory is still 197.7 MB. Free memory was 176.1 MB in the beginning and 173.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-17 02:07:31,723 INFO L168 Benchmark]: RCFGBuilder took 491.69 ms. Allocated memory is still 197.7 MB. Free memory was 173.8 MB in the beginning and 150.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-09-17 02:07:31,724 INFO L168 Benchmark]: Sifa took 503.53 ms. Allocated memory is still 197.7 MB. Free memory was 150.8 MB in the beginning and 121.2 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 7.1 GB. [2019-09-17 02:07:31,728 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 136.3 MB. Free memory was 102.5 MB in the beginning and 102.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 377.66 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 84.2 MB in the beginning and 176.1 MB in the end (delta: -92.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.01 ms. Allocated memory is still 197.7 MB. Free memory was 176.1 MB in the beginning and 173.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 491.69 ms. Allocated memory is still 197.7 MB. Free memory was 173.8 MB in the beginning and 150.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Sifa took 503.53 ms. Allocated memory is still 197.7 MB. Free memory was 150.8 MB in the beginning and 121.2 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 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]: 468, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 180, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 160, TOOLS_POST_TIME[ms]: 80, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 8, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 163, TOOLS_QUANTIFIERELIM_TIME[ms]: 50, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 182, FLUID_YES_ANSWERS: 6, DOMAIN_JOIN_APPLICATIONS: 107, DOMAIN_JOIN_TIME[ms]: 17, DOMAIN_ALPHA_APPLICATIONS: 6, DOMAIN_ALPHA_TIME[ms]: 68, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 83, DOMAIN_ISBOTTOM_TIME[ms]: 137, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 259, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 258, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 53, DAG_COMPRESSION_PROCESSED_NODES: 756, DAG_COMPRESSION_RETAINED_NODES: 177 - UnprovableResult [Line: 105]: 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 832#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...