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 IntervalDomain -i ../../../trunk/examples/svcomp/nla-digbench/divbin.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 09:08:53,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 09:08:53,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 09:08:53,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 09:08:53,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 09:08:53,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 09:08:53,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 09:08:53,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 09:08:53,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 09:08:53,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 09:08:53,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 09:08:53,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 09:08:53,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 09:08:53,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 09:08:53,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 09:08:53,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 09:08:53,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 09:08:53,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 09:08:53,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 09:08:53,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 09:08:53,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 09:08:53,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 09:08:53,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 09:08:53,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 09:08:53,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 09:08:53,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 09:08:53,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 09:08:53,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 09:08:53,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 09:08:53,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 09:08:53,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 09:08:53,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 09:08:53,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 09:08:53,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 09:08:53,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 09:08:53,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 09:08:53,261 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 [2019-09-06 09:08:53,279 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 09:08:53,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 09:08:53,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 09:08:53,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 09:08:53,281 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 09:08:53,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 09:08:53,282 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 09:08:53,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 09:08:53,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 09:08:53,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 09:08:53,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 09:08:53,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 09:08:53,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 09:08:53,283 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 09:08:53,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 09:08:53,284 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 09:08:53,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 09:08:53,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 09:08:53,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 09:08:53,284 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 09:08:53,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 09:08:53,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 09:08:53,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 09:08:53,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 09:08:53,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 09:08:53,286 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 09:08:53,286 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 09:08:53,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 09:08:53,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 09:08:53,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 09:08:53,350 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 09:08:53,357 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 09:08:53,358 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 09:08:53,358 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 09:08:53,359 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/divbin.c [2019-09-06 09:08:53,428 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86d31897b/0e285aa20c2849ec953195cd08c67a8c/FLAG00c5c55e4 [2019-09-06 09:08:53,874 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 09:08:53,875 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/divbin.c [2019-09-06 09:08:53,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86d31897b/0e285aa20c2849ec953195cd08c67a8c/FLAG00c5c55e4 [2019-09-06 09:08:54,257 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86d31897b/0e285aa20c2849ec953195cd08c67a8c [2019-09-06 09:08:54,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 09:08:54,268 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 09:08:54,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 09:08:54,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 09:08:54,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 09:08:54,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:08:54" (1/1) ... [2019-09-06 09:08:54,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bf3cf61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:54, skipping insertion in model container [2019-09-06 09:08:54,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:08:54" (1/1) ... [2019-09-06 09:08:54,285 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 09:08:54,305 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 09:08:54,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:08:54,468 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 09:08:54,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:08:54,514 INFO L192 MainTranslator]: Completed translation [2019-09-06 09:08:54,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:54 WrapperNode [2019-09-06 09:08:54,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 09:08:54,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 09:08:54,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 09:08:54,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 09:08:54,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:54" (1/1) ... [2019-09-06 09:08:54,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:54" (1/1) ... [2019-09-06 09:08:54,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:54" (1/1) ... [2019-09-06 09:08:54,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:54" (1/1) ... [2019-09-06 09:08:54,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:54" (1/1) ... [2019-09-06 09:08:54,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:54" (1/1) ... [2019-09-06 09:08:54,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:54" (1/1) ... [2019-09-06 09:08:54,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 09:08:54,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 09:08:54,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 09:08:54,628 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 09:08:54,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:08:54" (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 [2019-09-06 09:08:54,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 09:08:54,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 09:08:54,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-06 09:08:54,679 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 09:08:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 09:08:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 09:08:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 09:08:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-06 09:08:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 09:08:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 09:08:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 09:08:54,899 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 09:08:54,900 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-06 09:08:54,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:08:54 BoogieIcfgContainer [2019-09-06 09:08:54,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 09:08:54,905 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 09:08:54,906 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 09:08:54,906 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 09:08:54,909 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:08:54" (1/1) ... [2019-09-06 09:08:54,910 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 09:08:54,965 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 09:08:54,965 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 09:08:54,978 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 09:08:54,989 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 09:08:54,990 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 09:08:55,039 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-06 09:08:55,274 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-06 09:08:55,276 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 09:08:55,276 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 09:08:55,278 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 67#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)) [2019-09-06 09:08:55,293 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 09:08:55,293 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 09:08:55,296 INFO L168 Benchmark]: Toolchain (without parser) took 1026.19 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 88.0 MB in the beginning and 146.9 MB in the end (delta: -58.9 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. [2019-09-06 09:08:55,297 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 09:08:55,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 245.94 ms. Allocated memory is still 133.7 MB. Free memory was 87.8 MB in the beginning and 78.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-09-06 09:08:55,299 INFO L168 Benchmark]: Boogie Preprocessor took 111.76 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 78.4 MB in the beginning and 176.8 MB in the end (delta: -98.4 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-09-06 09:08:55,300 INFO L168 Benchmark]: RCFGBuilder took 274.18 ms. Allocated memory is still 199.8 MB. Free memory was 176.8 MB in the beginning and 163.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. [2019-09-06 09:08:55,301 INFO L168 Benchmark]: Sifa took 387.99 ms. Allocated memory is still 199.8 MB. Free memory was 163.9 MB in the beginning and 146.9 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2019-09-06 09:08:55,304 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 245.94 ms. Allocated memory is still 133.7 MB. Free memory was 87.8 MB in the beginning and 78.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.76 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 78.4 MB in the beginning and 176.8 MB in the end (delta: -98.4 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 274.18 ms. Allocated memory is still 199.8 MB. Free memory was 176.8 MB in the beginning and 163.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. * Sifa took 387.99 ms. Allocated memory is still 199.8 MB. Free memory was 163.9 MB in the beginning and 146.9 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 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]: 313, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 45, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 33, TOOLS_POST_TIME[ms]: 103, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 50, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 10, TOOLS_QUANTIFIERELIM_TIME[ms]: 142, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 50, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 16, DOMAIN_JOIN_TIME[ms]: 24, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 9, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 8, DOMAIN_ISBOTTOM_TIME[ms]: 18, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 158, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 157, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 23, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 19, DAG_COMPRESSION_PROCESSED_NODES: 90, DAG_COMPRESSION_RETAINED_NODES: 54 - UnprovableResult [Line: 12]: 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 67#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...