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/Problem02_label05.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 00:53:14,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 00:53:14,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 00:53:14,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 00:53:14,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 00:53:14,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 00:53:14,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 00:53:14,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 00:53:14,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 00:53:14,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 00:53:15,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 00:53:15,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 00:53:15,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 00:53:15,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 00:53:15,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 00:53:15,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 00:53:15,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 00:53:15,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 00:53:15,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 00:53:15,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 00:53:15,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 00:53:15,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 00:53:15,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 00:53:15,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 00:53:15,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 00:53:15,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 00:53:15,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 00:53:15,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 00:53:15,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 00:53:15,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 00:53:15,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 00:53:15,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 00:53:15,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 00:53:15,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 00:53:15,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 00:53:15,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 00:53:15,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 00:53:15,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 00:53:15,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 00:53:15,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 00:53:15,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 00:53:15,029 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 [2019-10-14 00:53:15,043 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 00:53:15,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 00:53:15,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 00:53:15,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 00:53:15,045 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 00:53:15,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 00:53:15,046 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 00:53:15,046 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 00:53:15,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 00:53:15,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 00:53:15,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 00:53:15,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 00:53:15,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 00:53:15,049 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 00:53:15,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 00:53:15,050 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 00:53:15,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 00:53:15,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 00:53:15,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 00:53:15,050 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 00:53:15,051 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 00:53:15,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 00:53:15,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 00:53:15,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 00:53:15,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 00:53:15,052 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 00:53:15,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 00:53:15,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 00:53:15,053 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 [2019-10-14 00:53:15,333 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 00:53:15,346 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 00:53:15,350 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 00:53:15,351 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 00:53:15,352 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 00:53:15,353 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label05.c [2019-10-14 00:53:15,432 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c128b952/750ef24e3b8a48cda7465a1cfc9fb901/FLAGf5e18ed02 [2019-10-14 00:53:16,037 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 00:53:16,041 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label05.c [2019-10-14 00:53:16,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c128b952/750ef24e3b8a48cda7465a1cfc9fb901/FLAGf5e18ed02 [2019-10-14 00:53:16,258 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c128b952/750ef24e3b8a48cda7465a1cfc9fb901 [2019-10-14 00:53:16,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 00:53:16,272 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 00:53:16,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 00:53:16,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 00:53:16,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 00:53:16,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:53:16" (1/1) ... [2019-10-14 00:53:16,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d066b29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:16, skipping insertion in model container [2019-10-14 00:53:16,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:53:16" (1/1) ... [2019-10-14 00:53:16,287 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 00:53:16,356 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 00:53:16,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:53:16,913 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 00:53:17,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:53:17,102 INFO L192 MainTranslator]: Completed translation [2019-10-14 00:53:17,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:17 WrapperNode [2019-10-14 00:53:17,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 00:53:17,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 00:53:17,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 00:53:17,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 00:53:17,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:17" (1/1) ... [2019-10-14 00:53:17,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:17" (1/1) ... [2019-10-14 00:53:17,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:17" (1/1) ... [2019-10-14 00:53:17,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:17" (1/1) ... [2019-10-14 00:53:17,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:17" (1/1) ... [2019-10-14 00:53:17,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:17" (1/1) ... [2019-10-14 00:53:17,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:17" (1/1) ... [2019-10-14 00:53:17,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 00:53:17,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 00:53:17,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 00:53:17,220 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 00:53:17,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:53:17" (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 [2019-10-14 00:53:17,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 00:53:17,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 00:53:17,329 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-14 00:53:17,330 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 00:53:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-14 00:53:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 00:53:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 00:53:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 00:53:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 00:53:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 00:53:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 00:53:19,287 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 00:53:19,288 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 00:53:19,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:53:19 BoogieIcfgContainer [2019-10-14 00:53:19,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 00:53:19,290 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 00:53:19,290 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 00:53:19,290 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 00:53:19,292 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:53:19" (1/1) ... [2019-10-14 00:53:19,292 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 [2019-10-14 00:53:19,319 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 00:53:19,319 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 00:53:19,328 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 00:53:19,337 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 00:53:19,338 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 00:53:19,641 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 87 for LOIs [2019-10-14 00:53:20,078 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 46 [2019-10-14 00:53:20,262 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 46 [2019-10-14 00:53:20,409 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 46 [2019-10-14 00:53:20,532 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-10-14 00:53:20,543 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2019-10-14 00:53:21,780 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 78 for LOIs [2019-10-14 00:53:22,431 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 46 [2019-10-14 00:53:22,576 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 46 [2019-10-14 00:53:22,830 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 00:53:22,830 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 00:53:22,833 INFO L193 IcfgInterpreter]: Reachable states at location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 3093#(and (<= 21 ~u~0) (<= 1 calculate_output_~input) (<= ~x~0 24) (<= 10 ~a28~0) (<= 1 |calculate_output_#in~input|) (<= 6 ~f~0) (<= ~a28~0 10) (<= |calculate_output_#in~input| 6) (<= 1 ~a~0) (= ~a25~0 1) (= ~a21~0 1) (<= 23 ~w~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (<= 1 ~a19~0) (<= ~a17~0 7) (<= ~a19~0 1) (= ~a19~0 1) (= ~a11~0 1) (<= ~w~0 23) (<= 7 ~a17~0) (<= 5 ~e~0) (<= ~a~0 1) (<= 1 ~a11~0) (= ~a28~0 10) (<= 1 ~a21~0) (<= 1 ~a25~0) (<= ~d~0 4) (<= 25 ~y~0) (<= ~y~0 25) (<= 22 ~v~0) (<= ~a21~0 1) (<= calculate_output_~input 6) (<= ~a25~0 1) (<= ~f~0 6) (<= ~a11~0 1) (= ~a17~0 7) (<= 4 ~d~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (<= 24 ~x~0) (<= ~e~0 5)) [2019-10-14 00:53:22,848 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 00:53:22,848 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 00:53:22,852 INFO L168 Benchmark]: Toolchain (without parser) took 6578.56 ms. Allocated memory was 138.4 MB in the beginning and 349.7 MB in the end (delta: 211.3 MB). Free memory was 101.8 MB in the beginning and 240.9 MB in the end (delta: -139.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 7.1 GB. [2019-10-14 00:53:22,853 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.4 MB. Free memory was 121.7 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 00:53:22,855 INFO L168 Benchmark]: CACSL2BoogieTranslator took 830.86 ms. Allocated memory was 138.4 MB in the beginning and 203.9 MB in the end (delta: 65.5 MB). Free memory was 101.5 MB in the beginning and 171.6 MB in the end (delta: -70.1 MB). Peak memory consumption was 34.8 MB. Max. memory is 7.1 GB. [2019-10-14 00:53:22,857 INFO L168 Benchmark]: Boogie Preprocessor took 115.37 ms. Allocated memory is still 203.9 MB. Free memory was 170.9 MB in the beginning and 166.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-14 00:53:22,858 INFO L168 Benchmark]: RCFGBuilder took 2070.16 ms. Allocated memory was 203.9 MB in the beginning and 252.7 MB in the end (delta: 48.8 MB). Free memory was 166.0 MB in the beginning and 204.4 MB in the end (delta: -38.5 MB). Peak memory consumption was 118.8 MB. Max. memory is 7.1 GB. [2019-10-14 00:53:22,864 INFO L168 Benchmark]: Sifa took 3558.62 ms. Allocated memory was 252.7 MB in the beginning and 349.7 MB in the end (delta: 97.0 MB). Free memory was 204.4 MB in the beginning and 240.9 MB in the end (delta: -36.4 MB). Peak memory consumption was 60.5 MB. Max. memory is 7.1 GB. [2019-10-14 00:53:22,876 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 138.4 MB. Free memory was 121.7 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 830.86 ms. Allocated memory was 138.4 MB in the beginning and 203.9 MB in the end (delta: 65.5 MB). Free memory was 101.5 MB in the beginning and 171.6 MB in the end (delta: -70.1 MB). Peak memory consumption was 34.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.37 ms. Allocated memory is still 203.9 MB. Free memory was 170.9 MB in the beginning and 166.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2070.16 ms. Allocated memory was 203.9 MB in the beginning and 252.7 MB in the end (delta: 48.8 MB). Free memory was 166.0 MB in the beginning and 204.4 MB in the end (delta: -38.5 MB). Peak memory consumption was 118.8 MB. Max. memory is 7.1 GB. * Sifa took 3558.62 ms. Allocated memory was 252.7 MB in the beginning and 349.7 MB in the end (delta: 97.0 MB). Free memory was 204.4 MB in the beginning and 240.9 MB in the end (delta: -36.4 MB). Peak memory consumption was 60.5 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]: 3515, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 250, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 244, TOOLS_POST_TIME[ms]: 182, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 58, TOOLS_POST_RETURN_APPLICATIONS: 3, TOOLS_POST_RETURN_TIME[ms]: 44, TOOLS_QUANTIFIERELIM_APPLICATIONS: 252, TOOLS_QUANTIFIERELIM_TIME[ms]: 210, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 252, FLUID_YES_ANSWERS: 114, DOMAIN_JOIN_APPLICATIONS: 81, DOMAIN_JOIN_TIME[ms]: 1156, DOMAIN_ALPHA_APPLICATIONS: 114, DOMAIN_ALPHA_TIME[ms]: 1697, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 59, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 76, DOMAIN_ISBOTTOM_TIME[ms]: 111, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2119, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2118, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 3, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 2030, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2029, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 66, DAG_COMPRESSION_PROCESSED_NODES: 1348, DAG_COMPRESSION_RETAINED_NODES: 187 - UnprovableResult [Line: 550]: 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 3093#(and (<= 21 ~u~0) (<= 1 calculate_output_~input) (<= ~x~0 24) (<= 10 ~a28~0) (<= 1 |calculate_output_#in~input|) (<= 6 ~f~0) (<= ~a28~0 10) (<= |calculate_output_#in~input| 6) (<= 1 ~a~0) (= ~a25~0 1) (= ~a21~0 1) (<= 23 ~w~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (<= 1 ~a19~0) (<= ~a17~0 7) (<= ~a19~0 1) (= ~a19~0 1) (= ~a11~0 1) (<= ~w~0 23) (<= 7 ~a17~0) (<= 5 ~e~0) (<= ~a~0 1) (<= 1 ~a11~0) (= ~a28~0 10) (<= 1 ~a21~0) (<= 1 ~a25~0) (<= ~d~0 4) (<= 25 ~y~0) (<= ~y~0 25) (<= 22 ~v~0) (<= ~a21~0 1) (<= calculate_output_~input 6) (<= ~a25~0 1) (<= ~f~0 6) (<= ~a11~0 1) (= ~a17~0 7) (<= 4 ~d~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (<= 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...