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/float-benchs/sqrt_Householder_interval.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 06:18:31,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 06:18:31,873 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 06:18:31,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 06:18:31,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 06:18:31,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 06:18:31,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 06:18:31,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 06:18:31,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 06:18:31,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 06:18:31,893 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 06:18:31,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 06:18:31,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 06:18:31,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 06:18:31,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 06:18:31,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 06:18:31,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 06:18:31,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 06:18:31,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 06:18:31,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 06:18:31,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 06:18:31,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 06:18:31,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 06:18:31,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 06:18:31,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 06:18:31,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 06:18:31,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 06:18:31,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 06:18:31,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 06:18:31,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 06:18:31,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 06:18:31,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 06:18:31,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 06:18:31,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 06:18:31,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 06:18:31,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 06:18:31,920 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 06:18:31,934 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 06:18:31,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 06:18:31,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 06:18:31,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 06:18:31,936 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 06:18:31,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 06:18:31,937 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 06:18:31,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 06:18:31,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 06:18:31,937 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 06:18:31,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 06:18:31,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 06:18:31,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 06:18:31,938 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 06:18:31,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 06:18:31,939 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 06:18:31,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 06:18:31,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 06:18:31,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 06:18:31,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 06:18:31,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 06:18:31,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:18:31,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 06:18:31,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 06:18:31,940 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 06:18:31,941 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 06:18:31,941 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 06:18:31,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 06:18:31,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 06:18:31,969 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 06:18:31,982 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 06:18:31,986 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 06:18:31,987 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 06:18:31,987 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 06:18:31,988 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/sqrt_Householder_interval.c [2019-08-18 06:18:32,050 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e48b4cdfd/f4c3971304194f20afbc072bb2becc16/FLAG50b2aa5bd [2019-08-18 06:18:32,548 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 06:18:32,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/sqrt_Householder_interval.c [2019-08-18 06:18:32,557 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e48b4cdfd/f4c3971304194f20afbc072bb2becc16/FLAG50b2aa5bd [2019-08-18 06:18:32,866 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e48b4cdfd/f4c3971304194f20afbc072bb2becc16 [2019-08-18 06:18:32,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 06:18:32,876 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 06:18:32,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 06:18:32,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 06:18:32,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 06:18:32,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:18:32" (1/1) ... [2019-08-18 06:18:32,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aad2aab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:32, skipping insertion in model container [2019-08-18 06:18:32,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:18:32" (1/1) ... [2019-08-18 06:18:32,892 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 06:18:32,911 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 06:18:33,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:18:33,095 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 06:18:33,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:18:33,130 INFO L192 MainTranslator]: Completed translation [2019-08-18 06:18:33,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:33 WrapperNode [2019-08-18 06:18:33,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 06:18:33,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 06:18:33,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 06:18:33,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 06:18:33,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:33" (1/1) ... [2019-08-18 06:18:33,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:33" (1/1) ... [2019-08-18 06:18:33,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:33" (1/1) ... [2019-08-18 06:18:33,239 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:33" (1/1) ... [2019-08-18 06:18:33,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:33" (1/1) ... [2019-08-18 06:18:33,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:33" (1/1) ... [2019-08-18 06:18:33,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:33" (1/1) ... [2019-08-18 06:18:33,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 06:18:33,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 06:18:33,258 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 06:18:33,258 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 06:18:33,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:18:33" (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 06:18:33,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 06:18:33,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 06:18:33,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-18 06:18:33,314 INFO L138 BoogieDeclarations]: Found implementation of procedure SqrtR [2019-08-18 06:18:33,314 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 06:18:33,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 06:18:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-08-18 06:18:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 06:18:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-18 06:18:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure SqrtR [2019-08-18 06:18:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 06:18:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 06:18:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 06:18:33,520 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 06:18:33,521 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 06:18:33,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:18:33 BoogieIcfgContainer [2019-08-18 06:18:33,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 06:18:33,533 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 06:18:33,533 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 06:18:33,533 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 06:18:33,535 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:18:33" (1/1) ... [2019-08-18 06:18:33,567 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 06:18:33,572 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 06:18:33,589 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 06:18:33,597 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 06:18:33,598 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 06:18:33,645 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 3 [2019-08-18 06:18:33,677 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 06:18:33,698 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 10 [2019-08-18 06:18:33,702 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 06:18:33,702 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 06:18:33,704 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 47#(and (= ~_EPS~0 (/ 1.0 1000000.0)) (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-18 06:18:33,714 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 06:18:33,714 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 06:18:33,717 INFO L168 Benchmark]: Toolchain (without parser) took 839.82 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 85.7 MB in the beginning and 154.8 MB in the end (delta: -69.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-18 06:18:33,718 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory is still 102.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-18 06:18:33,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 254.19 ms. Allocated memory is still 138.4 MB. Free memory was 85.3 MB in the beginning and 75.2 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-18 06:18:33,721 INFO L168 Benchmark]: Boogie Preprocessor took 126.20 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 75.2 MB in the beginning and 175.7 MB in the end (delta: -100.5 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-08-18 06:18:33,722 INFO L168 Benchmark]: RCFGBuilder took 265.24 ms. Allocated memory is still 198.7 MB. Free memory was 175.7 MB in the beginning and 163.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB. [2019-08-18 06:18:33,723 INFO L168 Benchmark]: Symbolic Interpretation took 181.89 ms. Allocated memory is still 198.7 MB. Free memory was 163.1 MB in the beginning and 154.8 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2019-08-18 06:18:33,729 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 15]: 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 47#(and (= ~_EPS~0 (/ 1.0 1000000.0)) (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= 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 0.24 ms. Allocated memory is still 138.4 MB. Free memory is still 102.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 254.19 ms. Allocated memory is still 138.4 MB. Free memory was 85.3 MB in the beginning and 75.2 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 126.20 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 75.2 MB in the beginning and 175.7 MB in the end (delta: -100.5 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 265.24 ms. Allocated memory is still 198.7 MB. Free memory was 175.7 MB in the beginning and 163.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 181.89 ms. Allocated memory is still 198.7 MB. Free memory was 163.1 MB in the beginning and 154.8 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...