java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-regression/volatile_alias.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:30:13,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:30:13,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:30:13,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:30:13,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:30:13,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:30:13,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:30:13,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:30:13,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:30:13,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:30:13,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:30:13,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:30:13,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:30:13,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:30:13,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:30:13,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:30:13,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:30:13,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:30:13,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:30:13,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:30:13,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:30:13,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:30:13,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:30:13,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:30:13,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:30:13,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:30:13,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:30:13,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:30:13,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:30:13,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:30:13,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:30:13,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:30:13,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:30:13,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:30:13,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:30:13,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:30:13,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:30:13,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:30:13,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:30:13,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:30:13,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:30:13,804 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 06:30:13,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:30:13,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:30:13,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:30:13,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:30:13,832 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:30:13,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:30:13,833 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:30:13,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:30:13,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:30:13,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:30:13,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:30:13,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:30:13,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:30:13,834 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:30:13,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:30:13,836 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:30:13,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:30:13,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:30:13,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:30:13,836 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:30:13,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:30:13,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:30:13,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:30:13,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:30:13,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:30:13,839 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:30:13,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:30:13,839 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:30:13,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:30:14,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:30:14,111 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:30:14,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:30:14,115 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:30:14,116 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:30:14,116 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/volatile_alias.c_1.i [2019-10-15 06:30:14,182 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82068baf2/8a06f2e9c21a4674a4090dcc30dee143/FLAG6c0ad7315 [2019-10-15 06:30:14,634 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:30:14,635 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/volatile_alias.c_1.i [2019-10-15 06:30:14,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82068baf2/8a06f2e9c21a4674a4090dcc30dee143/FLAG6c0ad7315 [2019-10-15 06:30:15,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82068baf2/8a06f2e9c21a4674a4090dcc30dee143 [2019-10-15 06:30:15,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:30:15,016 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:30:15,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:30:15,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:30:15,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:30:15,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:30:15" (1/1) ... [2019-10-15 06:30:15,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ff04312 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:15, skipping insertion in model container [2019-10-15 06:30:15,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:30:15" (1/1) ... [2019-10-15 06:30:15,033 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:30:15,049 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:30:15,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:30:15,236 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:30:15,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:30:15,268 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:30:15,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:15 WrapperNode [2019-10-15 06:30:15,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:30:15,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:30:15,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:30:15,270 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:30:15,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:15" (1/1) ... [2019-10-15 06:30:15,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:15" (1/1) ... [2019-10-15 06:30:15,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:15" (1/1) ... [2019-10-15 06:30:15,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:15" (1/1) ... [2019-10-15 06:30:15,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:15" (1/1) ... [2019-10-15 06:30:15,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:15" (1/1) ... [2019-10-15 06:30:15,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:15" (1/1) ... [2019-10-15 06:30:15,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:30:15,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:30:15,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:30:15,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:30:15,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:30:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:30:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:30:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:30:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:30:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:30:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:30:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:30:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:30:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:30:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:30:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:30:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:30:15,620 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:30:15,621 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 06:30:15,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:30:15 BoogieIcfgContainer [2019-10-15 06:30:15,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:30:15,623 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:30:15,623 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:30:15,624 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:30:15,625 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:30:15" (1/1) ... [2019-10-15 06:30:15,625 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:30:15,647 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:30:15,647 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:30:15,653 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:30:15,661 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:30:15,662 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:30:15,880 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-15 06:30:15,970 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:30:15,983 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-10-15 06:30:15,983 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:30:15,986 INFO L168 Benchmark]: Toolchain (without parser) took 968.93 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 103.7 MB in the beginning and 155.9 MB in the end (delta: -52.2 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2019-10-15 06:30:15,987 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-15 06:30:15,988 INFO L168 Benchmark]: CACSL2BoogieTranslator took 252.57 ms. Allocated memory is still 138.4 MB. Free memory was 103.5 MB in the beginning and 94.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:30:15,990 INFO L168 Benchmark]: Boogie Preprocessor took 29.21 ms. Allocated memory is still 138.4 MB. Free memory was 94.1 MB in the beginning and 92.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:30:15,991 INFO L168 Benchmark]: RCFGBuilder took 322.82 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 92.5 MB in the beginning and 169.3 MB in the end (delta: -76.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2019-10-15 06:30:15,992 INFO L168 Benchmark]: Sifa took 360.53 ms. Allocated memory is still 202.4 MB. Free memory was 169.3 MB in the beginning and 155.9 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. [2019-10-15 06:30:16,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 252.57 ms. Allocated memory is still 138.4 MB. Free memory was 103.5 MB in the beginning and 94.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.21 ms. Allocated memory is still 138.4 MB. Free memory was 94.1 MB in the beginning and 92.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 322.82 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 92.5 MB in the beginning and 169.3 MB in the end (delta: -76.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. * Sifa took 360.53 ms. Allocated memory is still 202.4 MB. Free memory was 169.3 MB in the beginning and 155.9 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 324, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 6, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 4, TOOLS_POST_TIME[ms]: 134, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 18, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 7, TOOLS_QUANTIFIERELIM_TIME[ms]: 145, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 124, FLUID_QUERY_TIME[ms]: 3, FLUID_QUERIES: 6, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 2, DOMAIN_JOIN_TIME[ms]: 116, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 169, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 168, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 10, DAG_COMPRESSION_PROCESSED_NODES: 27, DAG_COMPRESSION_RETAINED_NODES: 18 - PositiveResult [Line: 23]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...