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 -i ../../../trunk/examples/svcomp/loops/terminator_03-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 05:29:12,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 05:29:12,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 05:29:12,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 05:29:12,532 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 05:29:12,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 05:29:12,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 05:29:12,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 05:29:12,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 05:29:12,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 05:29:12,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 05:29:12,541 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 05:29:12,541 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 05:29:12,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 05:29:12,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 05:29:12,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 05:29:12,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 05:29:12,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 05:29:12,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 05:29:12,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 05:29:12,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 05:29:12,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 05:29:12,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 05:29:12,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 05:29:12,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 05:29:12,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 05:29:12,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 05:29:12,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 05:29:12,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 05:29:12,560 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 05:29:12,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 05:29:12,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 05:29:12,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 05:29:12,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 05:29:12,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 05:29:12,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 05:29:12,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 05:29:12,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 05:29:12,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 05:29:12,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 05:29:12,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 05:29:12,568 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 [2019-08-31 05:29:12,583 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 05:29:12,583 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 05:29:12,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 05:29:12,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 05:29:12,585 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 05:29:12,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 05:29:12,585 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 05:29:12,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 05:29:12,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 05:29:12,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 05:29:12,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 05:29:12,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 05:29:12,586 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 05:29:12,586 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 05:29:12,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 05:29:12,587 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 05:29:12,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 05:29:12,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 05:29:12,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 05:29:12,588 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 05:29:12,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 05:29:12,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 05:29:12,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 05:29:12,589 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 05:29:12,589 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 05:29:12,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 05:29:12,590 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 05:29:12,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 05:29:12,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 05:29:12,640 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 05:29:12,654 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 05:29:12,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 05:29:12,660 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 05:29:12,660 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 05:29:12,661 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/terminator_03-2.i [2019-08-31 05:29:12,730 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82b50d001/cec697c4a5ce405aa24aa440fc2412e8/FLAGa3bee5c6e [2019-08-31 05:29:13,164 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 05:29:13,166 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/terminator_03-2.i [2019-08-31 05:29:13,173 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82b50d001/cec697c4a5ce405aa24aa440fc2412e8/FLAGa3bee5c6e [2019-08-31 05:29:13,493 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82b50d001/cec697c4a5ce405aa24aa440fc2412e8 [2019-08-31 05:29:13,504 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 05:29:13,505 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 05:29:13,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 05:29:13,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 05:29:13,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 05:29:13,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 05:29:13" (1/1) ... [2019-08-31 05:29:13,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@698ff5ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:29:13, skipping insertion in model container [2019-08-31 05:29:13,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 05:29:13" (1/1) ... [2019-08-31 05:29:13,522 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 05:29:13,538 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 05:29:13,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 05:29:13,715 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 05:29:13,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 05:29:13,754 INFO L192 MainTranslator]: Completed translation [2019-08-31 05:29:13,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:29:13 WrapperNode [2019-08-31 05:29:13,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 05:29:13,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 05:29:13,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 05:29:13,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 05:29:13,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:29:13" (1/1) ... [2019-08-31 05:29:13,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:29:13" (1/1) ... [2019-08-31 05:29:13,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:29:13" (1/1) ... [2019-08-31 05:29:13,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:29:13" (1/1) ... [2019-08-31 05:29:13,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:29:13" (1/1) ... [2019-08-31 05:29:13,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:29:13" (1/1) ... [2019-08-31 05:29:13,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:29:13" (1/1) ... [2019-08-31 05:29:13,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 05:29:13,870 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 05:29:13,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 05:29:13,871 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 05:29:13,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:29:13" (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 [2019-08-31 05:29:13,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 05:29:13,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 05:29:13,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-31 05:29:13,927 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 05:29:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 05:29:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-31 05:29:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-31 05:29:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 05:29:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-31 05:29:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 05:29:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 05:29:13,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 05:29:14,082 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 05:29:14,083 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-31 05:29:14,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 05:29:14 BoogieIcfgContainer [2019-08-31 05:29:14,084 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 05:29:14,085 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 05:29:14,085 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 05:29:14,085 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 05:29:14,086 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 05:29:14" (1/1) ... [2019-08-31 05:29:14,121 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 05:29:14,121 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 05:29:14,128 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 05:29:14,137 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 05:29:14,139 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 05:29:14,186 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-08-31 05:29:14,256 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 05:29:14,258 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 05:29:14,261 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 05:29:14,269 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 05:29:14,273 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 05:29:14,275 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 05:29:14,289 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 05:29:14,301 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-08-31 05:29:14,306 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 05:29:14,306 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 05:29:14,308 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 37#false [2019-08-31 05:29:14,316 INFO L99 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-08-31 05:29:14,317 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 05:29:14,319 INFO L168 Benchmark]: Toolchain (without parser) took 813.28 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 89.4 MB in the beginning and 154.6 MB in the end (delta: -65.2 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-31 05:29:14,320 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 133.2 MB. Free memory was 107.6 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 05:29:14,321 INFO L168 Benchmark]: CACSL2BoogieTranslator took 249.93 ms. Allocated memory is still 133.2 MB. Free memory was 89.2 MB in the beginning and 80.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-31 05:29:14,322 INFO L168 Benchmark]: Boogie Preprocessor took 113.13 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 80.0 MB in the beginning and 177.3 MB in the end (delta: -97.3 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-08-31 05:29:14,323 INFO L168 Benchmark]: RCFGBuilder took 213.94 ms. Allocated memory is still 200.3 MB. Free memory was 177.3 MB in the beginning and 166.0 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-08-31 05:29:14,323 INFO L168 Benchmark]: Sifa took 232.39 ms. Allocated memory is still 200.3 MB. Free memory was 166.0 MB in the beginning and 154.6 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-08-31 05:29:14,328 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 133.2 MB. Free memory was 107.6 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 249.93 ms. Allocated memory is still 133.2 MB. Free memory was 89.2 MB in the beginning and 80.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.13 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 80.0 MB in the beginning and 177.3 MB in the end (delta: -97.3 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 213.94 ms. Allocated memory is still 200.3 MB. Free memory was 177.3 MB in the beginning and 166.0 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * Sifa took 232.39 ms. Allocated memory is still 200.3 MB. Free memory was 166.0 MB in the beginning and 154.6 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 0.2s OVERALL_TIME, 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 15 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 11 TOOLS_POST_APPLICATIONS, 0.0s TOOLS_POST_TIME, 3 TOOLS_POST_CALL_APPLICATIONS, 0.1s TOOLS_POST_CALL_TIME, 1 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 0.1s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 16 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 5 DOMAIN_JOIN_APPLICATIONS, 0.0s DOMAIN_JOIN_TIME, 0 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 1 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 2 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 1 LOOP_SUMMARIZER_APPLICATIONS, 1 LOOP_SUMMARIZER_CACHE_MISSES, 0.0s LOOP_SUMMARIZER_OVERALL_TIME, 0.0s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 1 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 1 CALL_SUMMARIZER_CACHE_MISSES, 0.0s CALL_SUMMARIZER_OVERALL_TIME, 0.0s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 63 DAG_COMPRESSION_PROCESSED_NODES, 34 DAG_COMPRESSION_RETAINED_NODES - PositiveResult [Line: 5]: 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...