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 SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/while_infinite_loop_4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 17:44:40,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 17:44:40,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 17:44:40,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 17:44:40,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 17:44:40,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 17:44:40,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 17:44:40,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 17:44:40,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 17:44:40,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 17:44:40,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 17:44:40,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 17:44:40,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 17:44:40,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 17:44:40,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 17:44:40,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 17:44:40,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 17:44:40,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 17:44:40,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 17:44:40,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 17:44:40,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 17:44:40,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 17:44:40,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 17:44:40,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 17:44:40,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-16 17:44:40,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 17:44:40,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 17:44:40,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 17:44:40,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 17:44:40,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 17:44:40,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 17:44:40,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 17:44:40,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 17:44:40,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 17:44:40,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 17:44:40,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 17:44:40,709 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 [2019-09-16 17:44:40,734 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 17:44:40,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 17:44:40,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 17:44:40,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 17:44:40,738 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 17:44:40,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 17:44:40,738 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 17:44:40,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 17:44:40,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 17:44:40,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 17:44:40,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 17:44:40,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 17:44:40,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 17:44:40,741 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 17:44:40,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 17:44:40,741 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 17:44:40,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 17:44:40,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 17:44:40,742 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 17:44:40,742 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 17:44:40,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 17:44:40,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:44:40,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 17:44:40,743 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 17:44:40,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 17:44:40,744 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 17:44:40,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 17:44:40,744 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 17:44:40,745 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 -> SIMPLIFY_DDA [2019-09-16 17:44:40,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 17:44:40,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 17:44:40,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 17:44:40,838 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 17:44:40,838 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 17:44:40,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/while_infinite_loop_4.c [2019-09-16 17:44:40,917 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec62b2258/3d3967208c4b4ae3a8cd8b31a01bda0e/FLAG3992052b4 [2019-09-16 17:44:41,358 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 17:44:41,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/while_infinite_loop_4.c [2019-09-16 17:44:41,365 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec62b2258/3d3967208c4b4ae3a8cd8b31a01bda0e/FLAG3992052b4 [2019-09-16 17:44:41,717 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec62b2258/3d3967208c4b4ae3a8cd8b31a01bda0e [2019-09-16 17:44:41,729 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 17:44:41,731 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 17:44:41,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 17:44:41,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 17:44:41,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 17:44:41,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:44:41" (1/1) ... [2019-09-16 17:44:41,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fa12236 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:44:41, skipping insertion in model container [2019-09-16 17:44:41,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:44:41" (1/1) ... [2019-09-16 17:44:41,752 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 17:44:41,769 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 17:44:41,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:44:41,946 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 17:44:41,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:44:41,970 INFO L192 MainTranslator]: Completed translation [2019-09-16 17:44:41,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:44:41 WrapperNode [2019-09-16 17:44:41,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 17:44:41,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 17:44:41,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 17:44:41,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 17:44:42,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:44:41" (1/1) ... [2019-09-16 17:44:42,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:44:41" (1/1) ... [2019-09-16 17:44:42,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:44:41" (1/1) ... [2019-09-16 17:44:42,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:44:41" (1/1) ... [2019-09-16 17:44:42,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:44:41" (1/1) ... [2019-09-16 17:44:42,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:44:41" (1/1) ... [2019-09-16 17:44:42,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:44:41" (1/1) ... [2019-09-16 17:44:42,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 17:44:42,086 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 17:44:42,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 17:44:42,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 17:44:42,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:44:41" (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 [2019-09-16 17:44:42,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 17:44:42,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 17:44:42,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-16 17:44:42,142 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-16 17:44:42,142 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 17:44:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 17:44:42,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-16 17:44:42,143 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-16 17:44:42,143 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 17:44:42,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 17:44:42,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 17:44:42,303 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 17:44:42,303 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-16 17:44:42,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:44:42 BoogieIcfgContainer [2019-09-16 17:44:42,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 17:44:42,305 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 17:44:42,305 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 17:44:42,306 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 17:44:42,307 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:44:42" (1/1) ... [2019-09-16 17:44:42,307 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=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 17:44:42,331 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 17:44:42,331 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 17:44:42,339 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 17:44:42,363 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 17:44:42,367 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 17:44:42,473 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 6 for LOIs [2019-09-16 17:44:42,633 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 7 for LOIs [2019-09-16 17:44:42,673 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 17:44:42,673 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 17:44:42,676 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 45#(and (= 0 __VERIFIER_assert_~cond) (= 1 ~x~0) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-16 17:44:42,688 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 17:44:42,689 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 17:44:42,691 INFO L168 Benchmark]: Toolchain (without parser) took 959.31 ms. Allocated memory was 140.5 MB in the beginning and 198.7 MB in the end (delta: 58.2 MB). Free memory was 88.8 MB in the beginning and 147.1 MB in the end (delta: -58.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 17:44:42,692 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 17:44:42,693 INFO L168 Benchmark]: CACSL2BoogieTranslator took 235.80 ms. Allocated memory is still 140.5 MB. Free memory was 88.4 MB in the beginning and 79.3 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-09-16 17:44:42,694 INFO L168 Benchmark]: Boogie Preprocessor took 114.53 ms. Allocated memory was 140.5 MB in the beginning and 198.7 MB in the end (delta: 58.2 MB). Free memory was 79.3 MB in the beginning and 176.8 MB in the end (delta: -97.5 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-09-16 17:44:42,695 INFO L168 Benchmark]: RCFGBuilder took 218.33 ms. Allocated memory is still 198.7 MB. Free memory was 176.8 MB in the beginning and 164.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. [2019-09-16 17:44:42,696 INFO L168 Benchmark]: Sifa took 383.52 ms. Allocated memory is still 198.7 MB. Free memory was 164.6 MB in the beginning and 147.1 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. [2019-09-16 17:44:42,700 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 235.80 ms. Allocated memory is still 140.5 MB. Free memory was 88.4 MB in the beginning and 79.3 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.53 ms. Allocated memory was 140.5 MB in the beginning and 198.7 MB in the end (delta: 58.2 MB). Free memory was 79.3 MB in the beginning and 176.8 MB in the end (delta: -97.5 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 218.33 ms. Allocated memory is still 198.7 MB. Free memory was 176.8 MB in the beginning and 164.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. * Sifa took 383.52 ms. Allocated memory is still 198.7 MB. Free memory was 164.6 MB in the beginning and 147.1 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 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]: 345, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 24, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 14, TOOLS_POST_TIME[ms]: 5, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 47, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 15, TOOLS_QUANTIFIERELIM_APPLICATIONS: 27, TOOLS_QUANTIFIERELIM_TIME[ms]: 48, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 17, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 25, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 8, DOMAIN_JOIN_TIME[ms]: 159, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 3, DOMAIN_ISBOTTOM_TIME[ms]: 5, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 94, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 94, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 89, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 89, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 24, DAG_COMPRESSION_PROCESSED_NODES: 62, DAG_COMPRESSION_RETAINED_NODES: 37 - 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 45#(and (= 0 __VERIFIER_assert_~cond) (= 1 ~x~0) (= |__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...