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/eca-rers2012/Problem04_label29.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:59:57,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:59:57,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:59:57,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:59:57,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:59:57,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:59:57,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:59:57,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:59:57,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:59:57,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:59:57,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:59:57,075 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:59:57,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:59:57,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:59:57,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:59:57,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:59:57,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:59:57,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:59:57,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:59:57,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:59:57,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:59:57,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:59:57,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:59:57,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:59:57,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 04:59:57,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 04:59:57,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 04:59:57,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 04:59:57,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 04:59:57,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 04:59:57,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:59:57,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:59:57,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:59:57,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:59:57,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:59:57,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:59:57,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:59:57,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:59:57,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:59:57,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:59:57,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:59:57,112 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 04:59:57,126 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:59:57,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:59:57,127 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:59:57,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:59:57,128 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:59:57,128 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:59:57,128 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:59:57,129 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:59:57,129 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:59:57,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:59:57,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:59:57,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:59:57,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:59:57,130 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:59:57,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:59:57,130 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:59:57,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:59:57,131 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:59:57,131 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:59:57,131 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:59:57,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:59:57,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:59:57,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:59:57,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:59:57,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:59:57,132 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:59:57,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:59:57,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:59:57,133 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 04:59:57,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:59:57,446 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:59:57,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:59:57,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:59:57,451 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:59:57,452 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem04_label29.c [2019-10-15 04:59:57,517 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f5ac5721/0271a87fb01a48cba90b1d508aff3feb/FLAGc0d4dccb6 [2019-10-15 04:59:58,250 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:59:58,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem04_label29.c [2019-10-15 04:59:58,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f5ac5721/0271a87fb01a48cba90b1d508aff3feb/FLAGc0d4dccb6 [2019-10-15 04:59:58,340 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f5ac5721/0271a87fb01a48cba90b1d508aff3feb [2019-10-15 04:59:58,350 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:59:58,352 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:59:58,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:59:58,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:59:58,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:59:58,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:59:58" (1/1) ... [2019-10-15 04:59:58,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6214a93e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:59:58, skipping insertion in model container [2019-10-15 04:59:58,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:59:58" (1/1) ... [2019-10-15 04:59:58,371 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:59:58,529 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:59:59,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:59:59,992 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 05:00:00,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 05:00:00,681 INFO L192 MainTranslator]: Completed translation [2019-10-15 05:00:00,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:00:00 WrapperNode [2019-10-15 05:00:00,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 05:00:00,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 05:00:00,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 05:00:00,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 05:00:00,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:00:00" (1/1) ... [2019-10-15 05:00:00,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:00:00" (1/1) ... [2019-10-15 05:00:00,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:00:00" (1/1) ... [2019-10-15 05:00:00,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:00:00" (1/1) ... [2019-10-15 05:00:00,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:00:00" (1/1) ... [2019-10-15 05:00:00,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:00:00" (1/1) ... [2019-10-15 05:00:00,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:00:00" (1/1) ... [2019-10-15 05:00:00,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 05:00:00,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 05:00:00,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 05:00:00,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 05:00:00,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:00:00" (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 05:00:00,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 05:00:00,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 05:00:00,981 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-15 05:00:00,981 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-10-15 05:00:00,981 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-10-15 05:00:00,981 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-10-15 05:00:00,982 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 05:00:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-15 05:00:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-10-15 05:00:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-10-15 05:00:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-10-15 05:00:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 05:00:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 05:00:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-15 05:00:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 05:00:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 05:00:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 05:00:05,892 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 05:00:05,893 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-15 05:00:05,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 05:00:05 BoogieIcfgContainer [2019-10-15 05:00:05,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 05:00:05,897 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 05:00:05,897 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 05:00:05,898 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 05:00:05,899 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 05:00:05" (1/1) ... [2019-10-15 05:00:05,900 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 05:00:05,937 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 05:00:05,937 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 05:00:05,957 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 05:00:05,969 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 05:00:05,971 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 05:00:06,250 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 103 for LOIs [2019-10-15 05:00:09,733 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 29 [2019-10-15 05:00:09,826 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 29 [2019-10-15 05:00:09,940 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 29 [2019-10-15 05:00:10,103 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 24 [2019-10-15 05:00:10,169 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 32 [2019-10-15 05:00:16,273 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 90 for LOIs [2019-10-15 05:00:18,231 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output2 with input of size 76 for LOIs [2019-10-15 05:00:20,810 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output3 with input of size 105 for LOIs [2019-10-15 05:00:23,011 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output4 with input of size 109 for LOIs [2019-10-15 05:00:23,843 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 29 [2019-10-15 05:00:24,054 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 29 [2019-10-15 05:00:24,287 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 05:00:24,301 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 05:00:24,301 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 05:00:24,304 INFO L168 Benchmark]: Toolchain (without parser) took 25950.97 ms. Allocated memory was 145.2 MB in the beginning and 997.7 MB in the end (delta: 852.5 MB). Free memory was 87.3 MB in the beginning and 322.7 MB in the end (delta: -235.3 MB). Peak memory consumption was 617.2 MB. Max. memory is 7.1 GB. [2019-10-15 05:00:24,305 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 145.2 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 05:00:24,306 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2329.39 ms. Allocated memory was 145.2 MB in the beginning and 257.9 MB in the end (delta: 112.7 MB). Free memory was 86.9 MB in the beginning and 191.5 MB in the end (delta: -104.6 MB). Peak memory consumption was 114.9 MB. Max. memory is 7.1 GB. [2019-10-15 05:00:24,307 INFO L168 Benchmark]: Boogie Preprocessor took 231.14 ms. Allocated memory is still 257.9 MB. Free memory was 191.5 MB in the beginning and 162.0 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. [2019-10-15 05:00:24,308 INFO L168 Benchmark]: RCFGBuilder took 4981.98 ms. Allocated memory was 257.9 MB in the beginning and 391.6 MB in the end (delta: 133.7 MB). Free memory was 162.0 MB in the beginning and 303.7 MB in the end (delta: -141.7 MB). Peak memory consumption was 241.7 MB. Max. memory is 7.1 GB. [2019-10-15 05:00:24,309 INFO L168 Benchmark]: Sifa took 18403.64 ms. Allocated memory was 391.6 MB in the beginning and 997.7 MB in the end (delta: 606.1 MB). Free memory was 303.7 MB in the beginning and 322.7 MB in the end (delta: -19.0 MB). Peak memory consumption was 587.1 MB. Max. memory is 7.1 GB. [2019-10-15 05:00:24,313 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 145.2 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2329.39 ms. Allocated memory was 145.2 MB in the beginning and 257.9 MB in the end (delta: 112.7 MB). Free memory was 86.9 MB in the beginning and 191.5 MB in the end (delta: -104.6 MB). Peak memory consumption was 114.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 231.14 ms. Allocated memory is still 257.9 MB. Free memory was 191.5 MB in the beginning and 162.0 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4981.98 ms. Allocated memory was 257.9 MB in the beginning and 391.6 MB in the end (delta: 133.7 MB). Free memory was 162.0 MB in the beginning and 303.7 MB in the end (delta: -141.7 MB). Peak memory consumption was 241.7 MB. Max. memory is 7.1 GB. * Sifa took 18403.64 ms. Allocated memory was 391.6 MB in the beginning and 997.7 MB in the end (delta: 606.1 MB). Free memory was 303.7 MB in the beginning and 322.7 MB in the end (delta: -19.0 MB). Peak memory consumption was 587.1 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]: 18351, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 2293, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 2281, TOOLS_POST_TIME[ms]: 777, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 61, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME[ms]: 21, TOOLS_QUANTIFIERELIM_APPLICATIONS: 2298, TOOLS_QUANTIFIERELIM_TIME[ms]: 557, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 23, FLUID_QUERY_TIME[ms]: 35, FLUID_QUERIES: 2295, FLUID_YES_ANSWERS: 1574, DOMAIN_JOIN_APPLICATIONS: 759, DOMAIN_JOIN_TIME[ms]: 5098, DOMAIN_ALPHA_APPLICATIONS: 1574, DOMAIN_ALPHA_TIME[ms]: 10665, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 30, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 4, DOMAIN_ISBOTTOM_APPLICATIONS: 751, DOMAIN_ISBOTTOM_TIME[ms]: 936, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10009, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10008, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10037, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10037, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 14, PATH_EXPR_TIME[ms]: 109, REGEX_TO_DAG_TIME[ms]: 15, DAG_COMPRESSION_TIME[ms]: 348, DAG_COMPRESSION_PROCESSED_NODES: 37545, DAG_COMPRESSION_RETAINED_NODES: 1561 - UnprovableResult [Line: 4709]: 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 64123#(and (<= 1 ~a3~0) (= ~a28~0 16) (<= ~x~0 24) (<= 6 ~f~0) (<= 1 ~a7~0) (<= 1 ~a~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (= 16 ~a4~0) (<= ~a~0 1) (= 1 ~a7~0) (<= ~d~0 4) (<= 1 calculate_output4_~input) (<= calculate_output4_~input 6) (<= 25 ~y~0) (= ~a26~0 17) (<= 16 ~a4~0) (<= ~a25~0 1) (<= ~f~0 6) (<= 1 |calculate_output4_#in~input|) (<= 20 ~a14~0) (= 1 ~a3~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (<= 24 ~x~0) (<= ~b~0 2) (<= 21 ~u~0) (<= ~a26~0 17) (<= |calculate_output4_#in~input| 6) (<= ~a7~0 1) (= ~a14~0 20) (= ~a25~0 1) (<= 23 ~w~0) (<= ~w~0 23) (<= 17 ~a26~0) (<= ~a4~0 16) (<= ~a28~0 16) (<= 5 ~e~0) (<= 16 ~a28~0) (= 1 ~a1~0) (<= 1 ~a25~0) (<= ~a3~0 1) (<= ~y~0 25) (<= 22 ~v~0) (<= 1 ~a1~0) (<= 2 ~b~0) (<= ~a14~0 20) (<= 4 ~d~0) (<= ~a1~0 1) (<= ~e~0 5)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...