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/eca-rers2012/Problem14_label55.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 10:57:17,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 10:57:17,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 10:57:17,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 10:57:17,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 10:57:17,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 10:57:17,519 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 10:57:17,521 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 10:57:17,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 10:57:17,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 10:57:17,525 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 10:57:17,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 10:57:17,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 10:57:17,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 10:57:17,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 10:57:17,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 10:57:17,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 10:57:17,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 10:57:17,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 10:57:17,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 10:57:17,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 10:57:17,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 10:57:17,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 10:57:17,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 10:57:17,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 10:57:17,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 10:57:17,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 10:57:17,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 10:57:17,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 10:57:17,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 10:57:17,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 10:57:17,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 10:57:17,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 10:57:17,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 10:57:17,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 10:57:17,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 10:57:17,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 10:57:17,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 10:57:17,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 10:57:17,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 10:57:17,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 10:57:17,566 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 [2019-08-08 10:57:17,595 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 10:57:17,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 10:57:17,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 10:57:17,598 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 10:57:17,598 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 10:57:17,599 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 10:57:17,599 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 10:57:17,599 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 10:57:17,599 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 10:57:17,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 10:57:17,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 10:57:17,601 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 10:57:17,601 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 10:57:17,601 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 10:57:17,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 10:57:17,602 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 10:57:17,602 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 10:57:17,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 10:57:17,603 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 10:57:17,603 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 10:57:17,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 10:57:17,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 10:57:17,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 10:57:17,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 10:57:17,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 10:57:17,605 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 10:57:17,605 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 10:57:17,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 10:57:17,605 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 10:57:17,659 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 10:57:17,672 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 10:57:17,676 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 10:57:17,677 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 10:57:17,678 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 10:57:17,678 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label55.c [2019-08-08 10:57:17,741 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ebebe5a9/6c78e18841ee459facc8e3890ed0c151/FLAG397752c3f [2019-08-08 10:57:18,362 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 10:57:18,363 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label55.c [2019-08-08 10:57:18,390 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ebebe5a9/6c78e18841ee459facc8e3890ed0c151/FLAG397752c3f [2019-08-08 10:57:18,565 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ebebe5a9/6c78e18841ee459facc8e3890ed0c151 [2019-08-08 10:57:18,576 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 10:57:18,577 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 10:57:18,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 10:57:18,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 10:57:18,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 10:57:18,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:57:18" (1/1) ... [2019-08-08 10:57:18,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@383957e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:18, skipping insertion in model container [2019-08-08 10:57:18,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:57:18" (1/1) ... [2019-08-08 10:57:18,594 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 10:57:18,657 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 10:57:19,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:57:19,382 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 10:57:19,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:57:19,608 INFO L192 MainTranslator]: Completed translation [2019-08-08 10:57:19,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:19 WrapperNode [2019-08-08 10:57:19,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 10:57:19,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 10:57:19,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 10:57:19,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 10:57:19,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:19" (1/1) ... [2019-08-08 10:57:19,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:19" (1/1) ... [2019-08-08 10:57:19,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:19" (1/1) ... [2019-08-08 10:57:19,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:19" (1/1) ... [2019-08-08 10:57:19,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:19" (1/1) ... [2019-08-08 10:57:19,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:19" (1/1) ... [2019-08-08 10:57:19,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:19" (1/1) ... [2019-08-08 10:57:19,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 10:57:19,756 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 10:57:19,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 10:57:19,756 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 10:57:19,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:19" (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 [2019-08-08 10:57:19,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 10:57:19,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 10:57:19,823 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-08 10:57:19,823 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 10:57:19,823 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-08 10:57:19,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 10:57:19,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 10:57:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-08 10:57:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 10:57:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 10:57:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 10:57:23,315 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 10:57:23,316 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 10:57:23,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:57:23 BoogieIcfgContainer [2019-08-08 10:57:23,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 10:57:23,318 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 10:57:23,318 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 10:57:23,318 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 10:57:23,319 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:57:23" (1/1) ... [2019-08-08 10:57:23,331 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 10:57:23,334 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 10:57:23,352 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 10:57:23,361 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 10:57:23,363 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 10:57:23,412 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 40 [2019-08-08 10:57:37,431 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 81 [2019-08-08 10:57:37,533 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 10:57:37,533 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 10:57:37,536 INFO L179 IcfgInterpreter]: Location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 409683#(and (= ~a15~0 7) (= ~a24~0 1) (= ~a21~0 7) (< 80 ~a12~0)) [2019-08-08 10:57:37,537 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 10:57:37,546 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 10:57:37,549 INFO L168 Benchmark]: Toolchain (without parser) took 18970.30 ms. Allocated memory was 131.6 MB in the beginning and 1.0 GB in the end (delta: 904.9 MB). Free memory was 86.1 MB in the beginning and 502.6 MB in the end (delta: -416.5 MB). Peak memory consumption was 843.2 MB. Max. memory is 7.1 GB. [2019-08-08 10:57:37,550 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 131.6 MB. Free memory was 106.9 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 10:57:37,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1031.91 ms. Allocated memory was 131.6 MB in the beginning and 205.5 MB in the end (delta: 73.9 MB). Free memory was 85.9 MB in the beginning and 167.1 MB in the end (delta: -81.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 7.1 GB. [2019-08-08 10:57:37,552 INFO L168 Benchmark]: Boogie Preprocessor took 145.24 ms. Allocated memory is still 205.5 MB. Free memory was 167.1 MB in the beginning and 161.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2019-08-08 10:57:37,553 INFO L168 Benchmark]: RCFGBuilder took 3561.27 ms. Allocated memory was 205.5 MB in the beginning and 227.0 MB in the end (delta: 21.5 MB). Free memory was 161.4 MB in the beginning and 160.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. [2019-08-08 10:57:37,554 INFO L168 Benchmark]: Symbolic Interpretation took 14228.08 ms. Allocated memory was 227.0 MB in the beginning and 1.0 GB in the end (delta: 809.5 MB). Free memory was 160.3 MB in the beginning and 502.6 MB in the end (delta: -342.4 MB). Peak memory consumption was 821.9 MB. Max. memory is 7.1 GB. [2019-08-08 10:57:37,559 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 175]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. 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 131.6 MB. Free memory was 106.9 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1031.91 ms. Allocated memory was 131.6 MB in the beginning and 205.5 MB in the end (delta: 73.9 MB). Free memory was 85.9 MB in the beginning and 167.1 MB in the end (delta: -81.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 145.24 ms. Allocated memory is still 205.5 MB. Free memory was 167.1 MB in the beginning and 161.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3561.27 ms. Allocated memory was 205.5 MB in the beginning and 227.0 MB in the end (delta: 21.5 MB). Free memory was 161.4 MB in the beginning and 160.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 14228.08 ms. Allocated memory was 227.0 MB in the beginning and 1.0 GB in the end (delta: 809.5 MB). Free memory was 160.3 MB in the beginning and 502.6 MB in the end (delta: -342.4 MB). Peak memory consumption was 821.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...