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/reducercommutativity/sum.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 10:36:05,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 10:36:05,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 10:36:05,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 10:36:05,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 10:36:05,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 10:36:05,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 10:36:05,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 10:36:05,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 10:36:05,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 10:36:05,328 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 10:36:05,329 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 10:36:05,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 10:36:05,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 10:36:05,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 10:36:05,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 10:36:05,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 10:36:05,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 10:36:05,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 10:36:05,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 10:36:05,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 10:36:05,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 10:36:05,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 10:36:05,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 10:36:05,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 10:36:05,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 10:36:05,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 10:36:05,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 10:36:05,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 10:36:05,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 10:36:05,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 10:36:05,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 10:36:05,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 10:36:05,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 10:36:05,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 10:36:05,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 10:36:05,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 10:36:05,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 10:36:05,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 10:36:05,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 10:36:05,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 10:36:05,357 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 [2019-08-14 10:36:05,373 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 10:36:05,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 10:36:05,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 10:36:05,375 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 10:36:05,375 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 10:36:05,376 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 10:36:05,376 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 10:36:05,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 10:36:05,376 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 10:36:05,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 10:36:05,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 10:36:05,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 10:36:05,377 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 10:36:05,377 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 10:36:05,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 10:36:05,378 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 10:36:05,378 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 10:36:05,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 10:36:05,378 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 10:36:05,379 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 10:36:05,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 10:36:05,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 10:36:05,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 10:36:05,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 10:36:05,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 10:36:05,380 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 10:36:05,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 10:36:05,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 10:36:05,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 10:36:05,409 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 10:36:05,421 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 10:36:05,425 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 10:36:05,426 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 10:36:05,427 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 10:36:05,428 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/sum.i [2019-08-14 10:36:05,491 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df9756c4d/7321ac8672384c8d81ad45508fef9fc9/FLAGdf530434e [2019-08-14 10:36:05,927 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 10:36:05,928 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/sum.i [2019-08-14 10:36:05,935 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df9756c4d/7321ac8672384c8d81ad45508fef9fc9/FLAGdf530434e [2019-08-14 10:36:06,306 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df9756c4d/7321ac8672384c8d81ad45508fef9fc9 [2019-08-14 10:36:06,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 10:36:06,322 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 10:36:06,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 10:36:06,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 10:36:06,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 10:36:06,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:36:06" (1/1) ... [2019-08-14 10:36:06,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d6568a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:06, skipping insertion in model container [2019-08-14 10:36:06,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:36:06" (1/1) ... [2019-08-14 10:36:06,342 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 10:36:06,369 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 10:36:06,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:36:06,665 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 10:36:06,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:36:06,728 INFO L192 MainTranslator]: Completed translation [2019-08-14 10:36:06,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:06 WrapperNode [2019-08-14 10:36:06,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 10:36:06,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 10:36:06,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 10:36:06,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 10:36:06,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:06" (1/1) ... [2019-08-14 10:36:06,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:06" (1/1) ... [2019-08-14 10:36:06,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:06" (1/1) ... [2019-08-14 10:36:06,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:06" (1/1) ... [2019-08-14 10:36:06,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:06" (1/1) ... [2019-08-14 10:36:06,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:06" (1/1) ... [2019-08-14 10:36:06,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:06" (1/1) ... [2019-08-14 10:36:06,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 10:36:06,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 10:36:06,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 10:36:06,892 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 10:36:06,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:36:06" (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 [2019-08-14 10:36:06,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 10:36:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 10:36:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2019-08-14 10:36:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 10:36:06,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 10:36:06,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 10:36:06,955 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2019-08-14 10:36:06,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 10:36:06,956 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 10:36:06,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 10:36:06,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 10:36:06,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 10:36:06,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 10:36:06,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 10:36:07,204 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 10:36:07,205 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-14 10:36:07,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:36:07 BoogieIcfgContainer [2019-08-14 10:36:07,206 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 10:36:07,207 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 10:36:07,207 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 10:36:07,207 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 10:36:07,208 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:36:07" (1/1) ... [2019-08-14 10:36:07,785 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 10:36:07,787 INFO L168 Benchmark]: Toolchain (without parser) took 1464.64 ms. Allocated memory was 130.0 MB in the beginning and 197.1 MB in the end (delta: 67.1 MB). Free memory was 85.5 MB in the beginning and 120.8 MB in the end (delta: -35.3 MB). Peak memory consumption was 31.8 MB. Max. memory is 7.1 GB. [2019-08-14 10:36:07,788 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-08-14 10:36:07,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 404.98 ms. Allocated memory is still 130.0 MB. Free memory was 85.3 MB in the beginning and 75.1 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-08-14 10:36:07,790 INFO L168 Benchmark]: Boogie Preprocessor took 161.62 ms. Allocated memory was 130.0 MB in the beginning and 197.1 MB in the end (delta: 67.1 MB). Free memory was 75.1 MB in the beginning and 172.3 MB in the end (delta: -97.1 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-08-14 10:36:07,791 INFO L168 Benchmark]: RCFGBuilder took 314.32 ms. Allocated memory is still 197.1 MB. Free memory was 172.3 MB in the beginning and 157.3 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2019-08-14 10:36:07,792 INFO L168 Benchmark]: Symbolic Interpretation took 578.38 ms. Allocated memory is still 197.1 MB. Free memory was 156.6 MB in the beginning and 120.8 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 7.1 GB. [2019-08-14 10:36:07,797 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 39]: 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 78#(and (or (not (= main_~ret~1 main_~ret2~0)) (not (= main_~ret~1 main_~ret5~0))) (exists ((v_prenex_15 Int) (v_sum_~ret~0_BEFORE_RETURN_3 Int)) (or (and (= (mod v_sum_~ret~0_BEFORE_RETURN_3 4294967296) main_~ret5~0) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ (* 4 ~N~0) |main_~#x~0.offset| (- 4)))) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (<= (mod v_sum_~ret~0_BEFORE_RETURN_3 4294967296) 2147483647) (not (< (+ main_~i~1 1) ~N~0))) (and (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ (* 4 ~N~0) |main_~#x~0.offset| (- 4)))) (not (<= (mod v_prenex_15 4294967296) 2147483647)) (= (+ (mod v_prenex_15 4294967296) (- 4294967296)) main_~ret5~0) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (not (< (+ main_~i~1 1) ~N~0)))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 404.98 ms. Allocated memory is still 130.0 MB. Free memory was 85.3 MB in the beginning and 75.1 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 161.62 ms. Allocated memory was 130.0 MB in the beginning and 197.1 MB in the end (delta: 67.1 MB). Free memory was 75.1 MB in the beginning and 172.3 MB in the end (delta: -97.1 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 314.32 ms. Allocated memory is still 197.1 MB. Free memory was 172.3 MB in the beginning and 157.3 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 578.38 ms. Allocated memory is still 197.1 MB. Free memory was 156.6 MB in the beginning and 120.8 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...