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/loop-invgen/string_concat-noarr.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 07:21:43,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 07:21:43,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 07:21:43,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 07:21:43,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 07:21:43,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 07:21:43,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 07:21:43,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 07:21:43,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 07:21:43,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 07:21:43,663 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 07:21:43,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 07:21:43,664 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 07:21:43,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 07:21:43,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 07:21:43,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 07:21:43,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 07:21:43,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 07:21:43,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 07:21:43,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 07:21:43,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 07:21:43,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 07:21:43,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 07:21:43,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 07:21:43,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 07:21:43,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 07:21:43,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 07:21:43,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 07:21:43,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 07:21:43,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 07:21:43,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 07:21:43,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 07:21:43,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 07:21:43,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 07:21:43,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 07:21:43,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 07:21:43,709 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 [2019-08-18 07:21:43,725 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 07:21:43,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 07:21:43,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 07:21:43,726 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 07:21:43,726 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 07:21:43,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 07:21:43,727 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 07:21:43,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 07:21:43,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 07:21:43,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 07:21:43,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 07:21:43,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 07:21:43,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 07:21:43,728 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 07:21:43,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 07:21:43,729 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 07:21:43,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 07:21:43,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 07:21:43,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 07:21:43,729 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 07:21:43,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 07:21:43,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 07:21:43,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 07:21:43,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 07:21:43,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 07:21:43,731 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 07:21:43,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 07:21:43,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 07:21:43,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 07:21:43,759 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 07:21:43,771 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 07:21:43,774 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 07:21:43,777 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 07:21:43,777 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 07:21:43,778 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/string_concat-noarr.i [2019-08-18 07:21:43,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b35670118/b8b09031be2342d4bb9f1af77a3fb827/FLAG68e667cfd [2019-08-18 07:21:44,261 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 07:21:44,264 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/string_concat-noarr.i [2019-08-18 07:21:44,271 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b35670118/b8b09031be2342d4bb9f1af77a3fb827/FLAG68e667cfd [2019-08-18 07:21:44,666 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b35670118/b8b09031be2342d4bb9f1af77a3fb827 [2019-08-18 07:21:44,676 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 07:21:44,678 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 07:21:44,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 07:21:44,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 07:21:44,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 07:21:44,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:21:44" (1/1) ... [2019-08-18 07:21:44,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ecc0bbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:44, skipping insertion in model container [2019-08-18 07:21:44,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:21:44" (1/1) ... [2019-08-18 07:21:44,693 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 07:21:44,716 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 07:21:44,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:21:44,939 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 07:21:44,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:21:44,967 INFO L192 MainTranslator]: Completed translation [2019-08-18 07:21:44,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:44 WrapperNode [2019-08-18 07:21:44,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 07:21:44,968 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 07:21:44,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 07:21:44,968 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 07:21:45,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:44" (1/1) ... [2019-08-18 07:21:45,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:44" (1/1) ... [2019-08-18 07:21:45,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:44" (1/1) ... [2019-08-18 07:21:45,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:44" (1/1) ... [2019-08-18 07:21:45,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:44" (1/1) ... [2019-08-18 07:21:45,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:44" (1/1) ... [2019-08-18 07:21:45,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:44" (1/1) ... [2019-08-18 07:21:45,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 07:21:45,086 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 07:21:45,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 07:21:45,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 07:21:45,089 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:44" (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 [2019-08-18 07:21:45,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 07:21:45,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 07:21:45,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-18 07:21:45,139 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 07:21:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 07:21:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 07:21:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-18 07:21:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-18 07:21:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 07:21:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 07:21:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 07:21:45,326 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 07:21:45,327 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-18 07:21:45,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:21:45 BoogieIcfgContainer [2019-08-18 07:21:45,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 07:21:45,329 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 07:21:45,329 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 07:21:45,329 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 07:21:45,330 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:21:45" (1/1) ... [2019-08-18 07:21:45,341 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 07:21:45,344 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 07:21:45,351 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 07:21:45,361 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 07:21:45,363 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 07:21:45,406 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-18 07:21:45,467 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:21:45,504 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:21:45,531 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:21:45,552 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 [2019-08-18 07:21:45,557 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 07:21:45,557 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 07:21:45,559 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 102#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-18 07:21:45,572 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 07:21:45,572 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 07:21:45,575 INFO L168 Benchmark]: Toolchain (without parser) took 896.64 ms. Allocated memory was 132.1 MB in the beginning and 197.7 MB in the end (delta: 65.5 MB). Free memory was 88.3 MB in the beginning and 152.1 MB in the end (delta: -63.8 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-18 07:21:45,577 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 07:21:45,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 289.34 ms. Allocated memory is still 132.1 MB. Free memory was 88.1 MB in the beginning and 78.8 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-18 07:21:45,579 INFO L168 Benchmark]: Boogie Preprocessor took 117.48 ms. Allocated memory was 132.1 MB in the beginning and 197.7 MB in the end (delta: 65.5 MB). Free memory was 78.8 MB in the beginning and 174.1 MB in the end (delta: -95.3 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-08-18 07:21:45,579 INFO L168 Benchmark]: RCFGBuilder took 242.41 ms. Allocated memory is still 197.7 MB. Free memory was 174.1 MB in the beginning and 161.4 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. [2019-08-18 07:21:45,580 INFO L168 Benchmark]: Symbolic Interpretation took 243.57 ms. Allocated memory is still 197.7 MB. Free memory was 161.4 MB in the beginning and 152.1 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-18 07:21:45,584 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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 102#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 289.34 ms. Allocated memory is still 132.1 MB. Free memory was 88.1 MB in the beginning and 78.8 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.48 ms. Allocated memory was 132.1 MB in the beginning and 197.7 MB in the end (delta: 65.5 MB). Free memory was 78.8 MB in the beginning and 174.1 MB in the end (delta: -95.3 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 242.41 ms. Allocated memory is still 197.7 MB. Free memory was 174.1 MB in the beginning and 161.4 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 243.57 ms. Allocated memory is still 197.7 MB. Free memory was 161.4 MB in the beginning and 152.1 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...