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/float-benchs/rlim_exit.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 08:36:14,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 08:36:14,741 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 08:36:14,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 08:36:14,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 08:36:14,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 08:36:14,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 08:36:14,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 08:36:14,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 08:36:14,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 08:36:14,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 08:36:14,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 08:36:14,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 08:36:14,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 08:36:14,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 08:36:14,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 08:36:14,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 08:36:14,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 08:36:14,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 08:36:14,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 08:36:14,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 08:36:14,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 08:36:14,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 08:36:14,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 08:36:14,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 08:36:14,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 08:36:14,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 08:36:14,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 08:36:14,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 08:36:14,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 08:36:14,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 08:36:14,782 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 08:36:14,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 08:36:14,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 08:36:14,784 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 08:36:14,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 08:36:14,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 08:36:14,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 08:36:14,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 08:36:14,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 08:36:14,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 08:36:14,788 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 08:36:14,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 08:36:14,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 08:36:14,803 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 08:36:14,803 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 08:36:14,804 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 08:36:14,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 08:36:14,804 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 08:36:14,804 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 08:36:14,804 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 08:36:14,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 08:36:14,805 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 08:36:14,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 08:36:14,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 08:36:14,805 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 08:36:14,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 08:36:14,806 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 08:36:14,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 08:36:14,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 08:36:14,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 08:36:14,806 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 08:36:14,807 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 08:36:14,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 08:36:14,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 08:36:14,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 08:36:14,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 08:36:14,808 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 08:36:14,808 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 08:36:14,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 08:36:14,808 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 08:36:14,837 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 08:36:14,849 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 08:36:14,852 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 08:36:14,853 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 08:36:14,854 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 08:36:14,854 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/rlim_exit.c [2019-09-06 08:36:14,913 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc7fd01d3/0bed17cada974b30823f1bf6f3ff32b3/FLAG891c8479e [2019-09-06 08:36:15,335 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 08:36:15,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/rlim_exit.c [2019-09-06 08:36:15,343 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc7fd01d3/0bed17cada974b30823f1bf6f3ff32b3/FLAG891c8479e [2019-09-06 08:36:15,744 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc7fd01d3/0bed17cada974b30823f1bf6f3ff32b3 [2019-09-06 08:36:15,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 08:36:15,757 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 08:36:15,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 08:36:15,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 08:36:15,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 08:36:15,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:36:15" (1/1) ... [2019-09-06 08:36:15,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23f769f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:15, skipping insertion in model container [2019-09-06 08:36:15,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:36:15" (1/1) ... [2019-09-06 08:36:15,774 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 08:36:15,791 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 08:36:15,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:36:15,979 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 08:36:16,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:36:16,025 INFO L192 MainTranslator]: Completed translation [2019-09-06 08:36:16,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:16 WrapperNode [2019-09-06 08:36:16,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 08:36:16,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 08:36:16,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 08:36:16,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 08:36:16,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:16" (1/1) ... [2019-09-06 08:36:16,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:16" (1/1) ... [2019-09-06 08:36:16,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:16" (1/1) ... [2019-09-06 08:36:16,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:16" (1/1) ... [2019-09-06 08:36:16,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:16" (1/1) ... [2019-09-06 08:36:16,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:16" (1/1) ... [2019-09-06 08:36:16,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:16" (1/1) ... [2019-09-06 08:36:16,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 08:36:16,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 08:36:16,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 08:36:16,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 08:36:16,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:16" (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 08:36:16,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 08:36:16,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 08:36:16,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-06 08:36:16,201 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 08:36:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 08:36:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-09-06 08:36:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 08:36:16,201 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-06 08:36:16,202 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 08:36:16,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 08:36:16,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 08:36:16,379 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 08:36:16,379 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 08:36:16,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:36:16 BoogieIcfgContainer [2019-09-06 08:36:16,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 08:36:16,381 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 08:36:16,381 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 08:36:16,381 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 08:36:16,382 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:36:16" (1/1) ... [2019-09-06 08:36:16,383 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 08:36:16,406 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 08:36:16,406 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 08:36:16,421 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 08:36:16,436 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 08:36:16,438 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 08:36:16,500 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-06 08:36:16,669 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-06 08:36:16,675 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 08:36:16,675 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 08:36:16,677 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 73#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)) [2019-09-06 08:36:16,691 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 08:36:16,691 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 08:36:16,693 INFO L168 Benchmark]: Toolchain (without parser) took 936.17 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 89.1 MB in the beginning and 152.6 MB in the end (delta: -63.6 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-09-06 08:36:16,694 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 08:36:16,695 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.78 ms. Allocated memory is still 132.6 MB. Free memory was 88.9 MB in the beginning and 79.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-09-06 08:36:16,696 INFO L168 Benchmark]: Boogie Preprocessor took 119.99 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 79.0 MB in the beginning and 176.2 MB in the end (delta: -97.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-06 08:36:16,697 INFO L168 Benchmark]: RCFGBuilder took 233.63 ms. Allocated memory is still 199.8 MB. Free memory was 175.6 MB in the beginning and 163.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-09-06 08:36:16,698 INFO L168 Benchmark]: Sifa took 310.01 ms. Allocated memory is still 199.8 MB. Free memory was 163.9 MB in the beginning and 152.6 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-09-06 08:36:16,702 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 268.78 ms. Allocated memory is still 132.6 MB. Free memory was 88.9 MB in the beginning and 79.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.99 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 79.0 MB in the beginning and 176.2 MB in the end (delta: -97.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 233.63 ms. Allocated memory is still 199.8 MB. Free memory was 175.6 MB in the beginning and 163.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * Sifa took 310.01 ms. Allocated memory is still 199.8 MB. Free memory was 163.9 MB in the beginning and 152.6 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 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]: 271, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 53, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 45, TOOLS_POST_TIME[ms]: 62, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 11, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_TIME[ms]: 53, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 60, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 19, DOMAIN_JOIN_TIME[ms]: 30, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 5, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 24, DOMAIN_ISBOTTOM_APPLICATIONS: 9, DOMAIN_ISBOTTOM_TIME[ms]: 18, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 90, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 90, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 14, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 135, DAG_COMPRESSION_RETAINED_NODES: 64 - UnprovableResult [Line: 5]: 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 73#(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...