/usr/bin/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_label25.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:24:39,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:24:39,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:24:39,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:24:39,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:24:39,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:24:39,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:24:39,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:24:39,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:24:39,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:24:39,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:24:39,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:24:39,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:24:39,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:24:39,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:24:39,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:24:39,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:24:39,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:24:39,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:24:39,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:24:39,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:24:39,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:24:39,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:24:39,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:24:39,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:24:39,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:24:39,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:24:39,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:24:39,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:24:39,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:24:39,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:24:39,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:24:39,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:24:39,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:24:39,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:24:39,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:24:39,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:24:39,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:24:39,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:24:39,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:24:39,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:24:39,588 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 [2019-11-07 07:24:39,624 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:24:39,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:24:39,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:24:39,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:24:39,632 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:24:39,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:24:39,632 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:24:39,632 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:24:39,632 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:24:39,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:24:39,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:24:39,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:24:39,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:24:39,633 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:24:39,633 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:24:39,634 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:24:39,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:24:39,636 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:24:39,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:24:39,636 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:24:39,637 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:24:39,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:24:39,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:24:39,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:24:39,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:24:39,638 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:24:39,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:24:39,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:24:39,638 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 [2019-11-07 07:24:39,919 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:24:39,932 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:24:39,936 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:24:39,937 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:24:39,938 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:24:39,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem04_label25.c [2019-11-07 07:24:40,014 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6653c4fb/33f2f5f26f2c4207a5c04a450c22c1fe/FLAGdaa9c551b [2019-11-07 07:24:40,920 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:24:40,921 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem04_label25.c [2019-11-07 07:24:40,965 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6653c4fb/33f2f5f26f2c4207a5c04a450c22c1fe/FLAGdaa9c551b [2019-11-07 07:24:41,414 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6653c4fb/33f2f5f26f2c4207a5c04a450c22c1fe [2019-11-07 07:24:41,424 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:24:41,426 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:24:41,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:24:41,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:24:41,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:24:41,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:24:41" (1/1) ... [2019-11-07 07:24:41,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23c4ff0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:41, skipping insertion in model container [2019-11-07 07:24:41,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:24:41" (1/1) ... [2019-11-07 07:24:41,443 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:24:41,584 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:24:43,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:24:43,150 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:24:43,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:24:43,905 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:24:43,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:43 WrapperNode [2019-11-07 07:24:43,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:24:43,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:24:43,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:24:43,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:24:43,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:43" (1/1) ... [2019-11-07 07:24:43,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:43" (1/1) ... [2019-11-07 07:24:43,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:43" (1/1) ... [2019-11-07 07:24:43,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:43" (1/1) ... [2019-11-07 07:24:44,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:43" (1/1) ... [2019-11-07 07:24:44,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:43" (1/1) ... [2019-11-07 07:24:44,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:43" (1/1) ... [2019-11-07 07:24:44,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:24:44,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:24:44,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:24:44,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:24:44,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:43" (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 [2019-11-07 07:24:44,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:24:44,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:24:44,213 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-11-07 07:24:44,213 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-11-07 07:24:44,214 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-11-07 07:24:44,214 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-11-07 07:24:44,214 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:24:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-11-07 07:24:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-11-07 07:24:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-11-07 07:24:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-11-07 07:24:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:24:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:24:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-07 07:24:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:24:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:24:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:24:49,590 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:24:49,590 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-07 07:24:49,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:24:49 BoogieIcfgContainer [2019-11-07 07:24:49,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:24:49,596 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 07:24:49,596 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 07:24:49,597 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 07:24:49,598 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:24:49" (1/1) ... [2019-11-07 07:24:49,599 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 [2019-11-07 07:24:49,642 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 07:24:49,642 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 07:24:49,663 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 07:24:49,672 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 07:24:49,673 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 07:24:49,792 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 69 for LOIs [2019-11-07 07:24:53,744 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 42 [2019-11-07 07:24:53,897 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12153 conjuctions. This might take some time... [2019-11-07 07:24:54,055 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 42 [2019-11-07 07:24:54,177 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12153 conjuctions. This might take some time... [2019-11-07 07:24:54,357 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 42 [2019-11-07 07:24:54,494 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12153 conjuctions. This might take some time... [2019-11-07 07:24:54,696 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2019-11-07 07:24:54,724 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2019-11-07 07:25:01,331 INFO L197 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 76 for LOIs [2019-11-07 07:25:03,542 INFO L197 IcfgInterpreter]: Interpreting procedure calculate_output2 with input of size 76 for LOIs [2019-11-07 07:25:05,873 INFO L197 IcfgInterpreter]: Interpreting procedure calculate_output3 with input of size 105 for LOIs [2019-11-07 07:25:08,040 INFO L197 IcfgInterpreter]: Interpreting procedure calculate_output4 with input of size 109 for LOIs [2019-11-07 07:25:08,907 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 42 [2019-11-07 07:25:09,082 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12522 conjuctions. This might take some time... [2019-11-07 07:25:09,428 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 42 [2019-11-07 07:25:09,596 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12522 conjuctions. This might take some time... [2019-11-07 07:25:09,941 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 07:25:09,953 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 07:25:09,954 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 07:25:09,956 INFO L168 Benchmark]: Toolchain (without parser) took 28529.52 ms. Allocated memory was 144.7 MB in the beginning and 1.0 GB in the end (delta: 858.3 MB). Free memory was 87.3 MB in the beginning and 126.9 MB in the end (delta: -39.6 MB). Peak memory consumption was 818.7 MB. Max. memory is 7.1 GB. [2019-11-07 07:25:09,957 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 144.7 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. [2019-11-07 07:25:09,958 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2478.75 ms. Allocated memory was 144.7 MB in the beginning and 255.9 MB in the end (delta: 111.1 MB). Free memory was 87.0 MB in the beginning and 170.8 MB in the end (delta: -83.7 MB). Peak memory consumption was 113.0 MB. Max. memory is 7.1 GB. [2019-11-07 07:25:09,959 INFO L168 Benchmark]: Boogie Preprocessor took 239.94 ms. Allocated memory is still 255.9 MB. Free memory was 170.8 MB in the beginning and 142.0 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. [2019-11-07 07:25:09,960 INFO L168 Benchmark]: RCFGBuilder took 5449.30 ms. Allocated memory was 255.9 MB in the beginning and 401.1 MB in the end (delta: 145.2 MB). Free memory was 142.0 MB in the beginning and 76.2 MB in the end (delta: 65.7 MB). Peak memory consumption was 232.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:25:09,961 INFO L168 Benchmark]: Sifa took 20357.56 ms. Allocated memory was 401.1 MB in the beginning and 1.0 GB in the end (delta: 601.9 MB). Free memory was 76.2 MB in the beginning and 126.9 MB in the end (delta: -50.6 MB). Peak memory consumption was 551.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:25:09,965 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 144.7 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 2478.75 ms. Allocated memory was 144.7 MB in the beginning and 255.9 MB in the end (delta: 111.1 MB). Free memory was 87.0 MB in the beginning and 170.8 MB in the end (delta: -83.7 MB). Peak memory consumption was 113.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 239.94 ms. Allocated memory is still 255.9 MB. Free memory was 170.8 MB in the beginning and 142.0 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5449.30 ms. Allocated memory was 255.9 MB in the beginning and 401.1 MB in the end (delta: 145.2 MB). Free memory was 142.0 MB in the beginning and 76.2 MB in the end (delta: 65.7 MB). Peak memory consumption was 232.2 MB. Max. memory is 7.1 GB. * Sifa took 20357.56 ms. Allocated memory was 401.1 MB in the beginning and 1.0 GB in the end (delta: 601.9 MB). Free memory was 76.2 MB in the beginning and 126.9 MB in the end (delta: -50.6 MB). Peak memory consumption was 551.2 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]: 20299, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 751, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 2281, TOOLS_POST_TIME[ms]: 830, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 95, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME[ms]: 21, TOOLS_QUANTIFIERELIM_APPLICATIONS: 2298, TOOLS_QUANTIFIERELIM_TIME[ms]: 597, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 57, FLUID_QUERY_TIME[ms]: 39, FLUID_QUERIES: 2303, FLUID_YES_ANSWERS: 1576, DOMAIN_JOIN_APPLICATIONS: 751, DOMAIN_JOIN_TIME[ms]: 4994, DOMAIN_ALPHA_APPLICATIONS: 1576, DOMAIN_ALPHA_TIME[ms]: 12050, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 75, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 751, DOMAIN_ISBOTTOM_TIME[ms]: 893, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 11531, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11530, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11207, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11206, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 12, PATH_EXPR_TIME[ms]: 127, REGEX_TO_DAG_TIME[ms]: 20, DAG_COMPRESSION_TIME[ms]: 912, DAG_COMPRESSION_PROCESSED_NODES: 37639, DAG_COMPRESSION_RETAINED_NODES: 1562 - UnprovableResult [Line: 4748]: 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 64093#(and (<= ~b~0 2) (<= 21 ~u~0) (= ~a28~0 16) (<= ~x~0 24) (<= |calculate_output4_#in~input| 6) (<= 6 ~f~0) (<= 1 ~a~0) (= ~a25~0 1) (<= 23 ~w~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (= ~a26~0 19) (<= ~w~0 23) (= 16 ~a4~0) (<= 5 ~e~0) (<= ~a~0 1) (= 1 ~a7~0) (= 1 ~a1~0) (<= 1 ~a25~0) (= ~a14~0 19) (<= ~d~0 4) (<= 1 calculate_output4_~input) (<= calculate_output4_~input 6) (<= 25 ~y~0) (<= ~y~0 25) (<= 22 ~v~0) (<= 1 ~a1~0) (<= ~a25~0 1) (<= 2 ~b~0) (<= ~f~0 6) (<= 1 |calculate_output4_#in~input|) (= 1 ~a3~0) (<= 4 ~d~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (<= ~a1~0 1) (<= 24 ~x~0) (<= ~e~0 5)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...