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/alias_of_return.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 08:48:00,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 08:48:00,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 08:48:00,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 08:48:00,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 08:48:00,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 08:48:00,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 08:48:00,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 08:48:00,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 08:48:00,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 08:48:00,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 08:48:00,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 08:48:00,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 08:48:00,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 08:48:00,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 08:48:00,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 08:48:00,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 08:48:00,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 08:48:00,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 08:48:00,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 08:48:00,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 08:48:00,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 08:48:00,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 08:48:00,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 08:48:00,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 08:48:00,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 08:48:00,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 08:48:00,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 08:48:00,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 08:48:00,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 08:48:00,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 08:48:00,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 08:48:00,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 08:48:00,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 08:48:00,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 08:48:00,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 08:48:00,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 08:48:00,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 08:48:00,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 08:48:00,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 08:48:00,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 08:48:00,061 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 [2019-10-04 08:48:00,076 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 08:48:00,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 08:48:00,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 08:48:00,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 08:48:00,078 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 08:48:00,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 08:48:00,079 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 08:48:00,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 08:48:00,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 08:48:00,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 08:48:00,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 08:48:00,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 08:48:00,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 08:48:00,080 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 08:48:00,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 08:48:00,081 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 08:48:00,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 08:48:00,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 08:48:00,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 08:48:00,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 08:48:00,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 08:48:00,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 08:48:00,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 08:48:00,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 08:48:00,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 08:48:00,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 08:48:00,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 08:48:00,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 08:48:00,083 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 [2019-10-04 08:48:00,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 08:48:00,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 08:48:00,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 08:48:00,134 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 08:48:00,134 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 08:48:00,135 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/alias_of_return.c_1.i [2019-10-04 08:48:00,197 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cc702525/c8b80088cce14aa0a3f038832587d735/FLAGa10abd624 [2019-10-04 08:48:00,620 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 08:48:00,620 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/alias_of_return.c_1.i [2019-10-04 08:48:00,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cc702525/c8b80088cce14aa0a3f038832587d735/FLAGa10abd624 [2019-10-04 08:48:00,997 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cc702525/c8b80088cce14aa0a3f038832587d735 [2019-10-04 08:48:01,008 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 08:48:01,009 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 08:48:01,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 08:48:01,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 08:48:01,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 08:48:01,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 08:48:00" (1/1) ... [2019-10-04 08:48:01,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7278d8d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:01, skipping insertion in model container [2019-10-04 08:48:01,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 08:48:00" (1/1) ... [2019-10-04 08:48:01,025 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 08:48:01,042 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 08:48:01,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 08:48:01,228 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 08:48:01,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 08:48:01,265 INFO L192 MainTranslator]: Completed translation [2019-10-04 08:48:01,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:01 WrapperNode [2019-10-04 08:48:01,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 08:48:01,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 08:48:01,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 08:48:01,267 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 08:48:01,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:01" (1/1) ... [2019-10-04 08:48:01,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:01" (1/1) ... [2019-10-04 08:48:01,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:01" (1/1) ... [2019-10-04 08:48:01,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:01" (1/1) ... [2019-10-04 08:48:01,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:01" (1/1) ... [2019-10-04 08:48:01,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:01" (1/1) ... [2019-10-04 08:48:01,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:01" (1/1) ... [2019-10-04 08:48:01,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 08:48:01,386 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 08:48:01,386 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 08:48:01,386 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 08:48:01,387 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:01" (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 [2019-10-04 08:48:01,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 08:48:01,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 08:48:01,441 INFO L138 BoogieDeclarations]: Found implementation of procedure err [2019-10-04 08:48:01,441 INFO L138 BoogieDeclarations]: Found implementation of procedure return_self [2019-10-04 08:48:01,441 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 08:48:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 08:48:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure err [2019-10-04 08:48:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure return_self [2019-10-04 08:48:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 08:48:01,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 08:48:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 08:48:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 08:48:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 08:48:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 08:48:01,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 08:48:01,683 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 08:48:01,684 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-04 08:48:01,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 08:48:01 BoogieIcfgContainer [2019-10-04 08:48:01,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 08:48:01,686 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 08:48:01,686 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 08:48:01,686 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 08:48:01,690 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 08:48:01" (1/1) ... [2019-10-04 08:48:01,690 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 [2019-10-04 08:48:01,727 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 08:48:01,727 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 08:48:01,734 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 08:48:01,742 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 08:48:01,744 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 08:48:01,933 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-04 08:48:01,976 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 08:48:01,981 INFO L199 IcfgInterpreter]: Interpreting procedure err with input of size 1 for LOIs [2019-10-04 08:48:01,988 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 08:48:01,988 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 08:48:01,990 INFO L193 IcfgInterpreter]: Reachable states at location errErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 18#false [2019-10-04 08:48:01,996 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-10-04 08:48:01,997 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 08:48:01,999 INFO L168 Benchmark]: Toolchain (without parser) took 989.64 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 86.0 MB in the beginning and 147.7 MB in the end (delta: -61.7 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-10-04 08:48:02,000 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 130.0 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 08:48:02,001 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.55 ms. Allocated memory is still 130.0 MB. Free memory was 85.8 MB in the beginning and 76.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-10-04 08:48:02,002 INFO L168 Benchmark]: Boogie Preprocessor took 118.70 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 76.4 MB in the beginning and 174.4 MB in the end (delta: -98.0 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-10-04 08:48:02,003 INFO L168 Benchmark]: RCFGBuilder took 299.52 ms. Allocated memory is still 197.7 MB. Free memory was 174.4 MB in the beginning and 160.0 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2019-10-04 08:48:02,004 INFO L168 Benchmark]: Sifa took 311.36 ms. Allocated memory is still 197.7 MB. Free memory was 160.0 MB in the beginning and 147.7 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. [2019-10-04 08:48:02,008 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 130.0 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 256.55 ms. Allocated memory is still 130.0 MB. Free memory was 85.8 MB in the beginning and 76.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.70 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 76.4 MB in the beginning and 174.4 MB in the end (delta: -98.0 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 299.52 ms. Allocated memory is still 197.7 MB. Free memory was 174.4 MB in the beginning and 160.0 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. * Sifa took 311.36 ms. Allocated memory is still 197.7 MB. Free memory was 160.0 MB in the beginning and 147.7 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 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]: 263, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 8, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 4, TOOLS_POST_TIME[ms]: 107, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 58, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 7, TOOLS_QUANTIFIERELIM_TIME[ms]: 155, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 101, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 8, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 2, DOMAIN_JOIN_TIME[ms]: 38, 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]: 138, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 138, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 10, DAG_COMPRESSION_PROCESSED_NODES: 33, DAG_COMPRESSION_RETAINED_NODES: 24 - PositiveResult [Line: 16]: 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...