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/nla-digbench/fermat1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 02:06:20,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 02:06:20,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 02:06:21,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 02:06:21,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 02:06:21,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 02:06:21,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 02:06:21,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 02:06:21,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 02:06:21,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 02:06:21,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 02:06:21,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 02:06:21,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 02:06:21,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 02:06:21,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 02:06:21,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 02:06:21,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 02:06:21,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 02:06:21,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 02:06:21,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 02:06:21,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 02:06:21,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 02:06:21,028 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 02:06:21,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 02:06:21,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-17 02:06:21,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 02:06:21,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 02:06:21,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 02:06:21,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 02:06:21,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 02:06:21,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 02:06:21,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 02:06:21,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 02:06:21,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 02:06:21,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 02:06:21,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 02:06:21,041 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 02:06:21,055 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 02:06:21,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 02:06:21,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 02:06:21,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 02:06:21,056 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 02:06:21,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 02:06:21,057 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 02:06:21,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 02:06:21,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 02:06:21,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 02:06:21,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 02:06:21,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 02:06:21,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 02:06:21,058 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 02:06:21,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 02:06:21,059 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 02:06:21,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 02:06:21,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 02:06:21,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 02:06:21,060 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 02:06:21,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 02:06:21,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 02:06:21,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 02:06:21,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 02:06:21,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 02:06:21,061 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 02:06:21,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 02:06:21,061 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 02:06:21,061 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 02:06:21,092 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 02:06:21,104 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 02:06:21,110 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 02:06:21,111 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 02:06:21,112 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 02:06:21,113 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/fermat1.c [2019-09-17 02:06:21,174 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb5c1b52f/bc14b8d93c3d4b008e1893233793f58e/FLAG71f7a9e34 [2019-09-17 02:06:21,620 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 02:06:21,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/fermat1.c [2019-09-17 02:06:21,628 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb5c1b52f/bc14b8d93c3d4b008e1893233793f58e/FLAG71f7a9e34 [2019-09-17 02:06:22,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb5c1b52f/bc14b8d93c3d4b008e1893233793f58e [2019-09-17 02:06:22,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 02:06:22,061 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 02:06:22,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 02:06:22,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 02:06:22,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 02:06:22,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:06:22" (1/1) ... [2019-09-17 02:06:22,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63923cab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:22, skipping insertion in model container [2019-09-17 02:06:22,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:06:22" (1/1) ... [2019-09-17 02:06:22,077 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 02:06:22,098 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 02:06:22,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:06:22,371 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 02:06:22,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:06:22,435 INFO L192 MainTranslator]: Completed translation [2019-09-17 02:06:22,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:22 WrapperNode [2019-09-17 02:06:22,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 02:06:22,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 02:06:22,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 02:06:22,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 02:06:22,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:22" (1/1) ... [2019-09-17 02:06:22,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:22" (1/1) ... [2019-09-17 02:06:22,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:22" (1/1) ... [2019-09-17 02:06:22,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:22" (1/1) ... [2019-09-17 02:06:22,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:22" (1/1) ... [2019-09-17 02:06:22,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:22" (1/1) ... [2019-09-17 02:06:22,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:22" (1/1) ... [2019-09-17 02:06:22,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 02:06:22,597 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 02:06:22,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 02:06:22,597 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 02:06:22,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:06:22" (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 02:06:22,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 02:06:22,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 02:06:22,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-17 02:06:22,671 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 02:06:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 02:06:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-17 02:06:22,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-17 02:06:22,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 02:06:22,672 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 02:06:22,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 02:06:22,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 02:06:22,950 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 02:06:22,952 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-17 02:06:22,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:06:22 BoogieIcfgContainer [2019-09-17 02:06:22,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 02:06:22,958 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 02:06:22,958 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 02:06:22,958 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 02:06:22,963 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:06:22" (1/1) ... [2019-09-17 02:06:22,963 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 02:06:23,009 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 02:06:23,010 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 02:06:23,018 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 02:06:23,027 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 02:06:23,028 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 02:06:23,069 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-17 02:06:24,445 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-17 02:06:24,446 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 02:06:24,446 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 02:06:24,449 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 522#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-17 02:06:24,475 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 02:06:24,475 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 02:06:24,478 INFO L168 Benchmark]: Toolchain (without parser) took 2416.13 ms. Allocated memory was 132.1 MB in the beginning and 222.3 MB in the end (delta: 90.2 MB). Free memory was 88.2 MB in the beginning and 195.7 MB in the end (delta: -107.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 02:06:24,479 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 02:06:24,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 373.82 ms. Allocated memory is still 132.1 MB. Free memory was 88.0 MB in the beginning and 77.7 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-09-17 02:06:24,481 INFO L168 Benchmark]: Boogie Preprocessor took 160.66 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 77.7 MB in the beginning and 174.7 MB in the end (delta: -97.0 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-09-17 02:06:24,482 INFO L168 Benchmark]: RCFGBuilder took 360.22 ms. Allocated memory is still 199.2 MB. Free memory was 174.7 MB in the beginning and 161.2 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. [2019-09-17 02:06:24,483 INFO L168 Benchmark]: Sifa took 1517.53 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 161.2 MB in the beginning and 195.7 MB in the end (delta: -34.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 02:06:24,486 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 373.82 ms. Allocated memory is still 132.1 MB. Free memory was 88.0 MB in the beginning and 77.7 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 160.66 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 77.7 MB in the beginning and 174.7 MB in the end (delta: -97.0 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 360.22 ms. Allocated memory is still 199.2 MB. Free memory was 174.7 MB in the beginning and 161.2 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. * Sifa took 1517.53 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 161.2 MB in the beginning and 195.7 MB in the end (delta: -34.5 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 1449, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 287, DAG_INTERPRETER_EARLY_EXITS: 9, TOOLS_POST_APPLICATIONS: 184, TOOLS_POST_TIME[ms]: 97, TOOLS_POST_CALL_APPLICATIONS: 58, TOOLS_POST_CALL_TIME[ms]: 689, TOOLS_POST_RETURN_APPLICATIONS: 53, TOOLS_POST_RETURN_TIME[ms]: 82, TOOLS_QUANTIFIERELIM_APPLICATIONS: 265, TOOLS_QUANTIFIERELIM_TIME[ms]: 768, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 85, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 311, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 92, DOMAIN_JOIN_TIME[ms]: 15, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 13, DOMAIN_WIDEN_TIME[ms]: 7, DOMAIN_ISSUBSETEQ_APPLICATIONS: 24, DOMAIN_ISSUBSETEQ_TIME[ms]: 75, DOMAIN_ISBOTTOM_APPLICATIONS: 66, DOMAIN_ISBOTTOM_TIME[ms]: 337, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1072, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1071, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 24, CALL_SUMMARIZER_APPLICATIONS: 53, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 47, DAG_COMPRESSION_PROCESSED_NODES: 333, DAG_COMPRESSION_RETAINED_NODES: 143 - UnprovableResult [Line: 9]: 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 522#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...