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/Problem05_label25.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 11:07:10,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 11:07:10,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 11:07:10,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 11:07:10,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 11:07:10,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 11:07:10,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 11:07:10,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 11:07:10,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 11:07:10,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 11:07:10,727 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 11:07:10,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 11:07:10,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 11:07:10,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 11:07:10,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 11:07:10,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 11:07:10,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 11:07:10,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 11:07:10,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 11:07:10,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 11:07:10,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 11:07:10,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 11:07:10,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 11:07:10,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 11:07:10,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-14 11:07:10,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 11:07:10,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 11:07:10,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 11:07:10,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 11:07:10,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 11:07:10,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 11:07:10,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 11:07:10,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 11:07:10,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 11:07:10,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 11:07:10,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 11:07:10,756 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 11:07:10,771 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 11:07:10,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 11:07:10,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 11:07:10,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 11:07:10,773 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 11:07:10,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 11:07:10,774 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 11:07:10,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 11:07:10,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 11:07:10,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 11:07:10,775 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 11:07:10,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 11:07:10,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 11:07:10,775 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 11:07:10,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 11:07:10,775 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 11:07:10,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 11:07:10,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 11:07:10,776 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 11:07:10,776 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 11:07:10,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 11:07:10,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 11:07:10,777 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 11:07:10,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 11:07:10,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 11:07:10,778 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 11:07:10,778 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 11:07:10,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 11:07:10,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 11:07:10,808 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 11:07:10,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 11:07:10,828 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 11:07:10,829 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 11:07:10,830 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 11:07:10,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem05_label25.c [2019-08-14 11:07:10,911 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8f7c8ed7/9a86c8bb64bf4076b4cc34f7e7c6b685/FLAG871008392 [2019-08-14 11:07:11,924 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 11:07:11,925 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem05_label25.c [2019-08-14 11:07:11,966 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8f7c8ed7/9a86c8bb64bf4076b4cc34f7e7c6b685/FLAG871008392 [2019-08-14 11:07:12,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8f7c8ed7/9a86c8bb64bf4076b4cc34f7e7c6b685 [2019-08-14 11:07:12,296 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 11:07:12,298 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 11:07:12,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 11:07:12,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 11:07:12,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 11:07:12,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 11:07:12" (1/1) ... [2019-08-14 11:07:12,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36da20cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:12, skipping insertion in model container [2019-08-14 11:07:12,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 11:07:12" (1/1) ... [2019-08-14 11:07:12,317 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 11:07:12,567 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 11:07:15,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 11:07:15,077 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 11:07:16,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 11:07:16,365 INFO L192 MainTranslator]: Completed translation [2019-08-14 11:07:16,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:16 WrapperNode [2019-08-14 11:07:16,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 11:07:16,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 11:07:16,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 11:07:16,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 11:07:16,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:16" (1/1) ... [2019-08-14 11:07:16,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:16" (1/1) ... [2019-08-14 11:07:16,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:16" (1/1) ... [2019-08-14 11:07:16,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:16" (1/1) ... [2019-08-14 11:07:16,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:16" (1/1) ... [2019-08-14 11:07:16,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:16" (1/1) ... [2019-08-14 11:07:16,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:16" (1/1) ... [2019-08-14 11:07:16,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 11:07:16,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 11:07:16,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 11:07:16,818 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 11:07:16,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:16" (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 11:07:16,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 11:07:16,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 11:07:16,894 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-14 11:07:16,894 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-14 11:07:16,894 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-14 11:07:16,894 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-14 11:07:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-08-14 11:07:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2019-08-14 11:07:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2019-08-14 11:07:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2019-08-14 11:07:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 11:07:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-14 11:07:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-14 11:07:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-14 11:07:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-14 11:07:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-08-14 11:07:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2019-08-14 11:07:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2019-08-14 11:07:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2019-08-14 11:07:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 11:07:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 11:07:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-14 11:07:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 11:07:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 11:07:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 11:07:25,931 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 11:07:25,931 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-14 11:07:25,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 11:07:25 BoogieIcfgContainer [2019-08-14 11:07:25,934 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 11:07:25,934 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 11:07:25,935 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 11:07:25,935 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 11:07:25,936 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 11:07:25" (1/1) ... [2019-08-14 11:07:30,775 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 11:07:30,779 INFO L168 Benchmark]: Toolchain (without parser) took 18479.19 ms. Allocated memory was 180.9 MB in the beginning and 889.2 MB in the end (delta: 708.3 MB). Free memory was 139.1 MB in the beginning and 634.3 MB in the end (delta: -495.2 MB). Peak memory consumption was 584.2 MB. Max. memory is 7.1 GB. [2019-08-14 11:07:30,781 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 137.9 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 11:07:30,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4066.63 ms. Allocated memory was 180.9 MB in the beginning and 293.6 MB in the end (delta: 112.7 MB). Free memory was 139.1 MB in the beginning and 180.1 MB in the end (delta: -40.9 MB). Peak memory consumption was 210.1 MB. Max. memory is 7.1 GB. [2019-08-14 11:07:30,787 INFO L168 Benchmark]: Boogie Preprocessor took 450.28 ms. Allocated memory is still 293.6 MB. Free memory was 180.1 MB in the beginning and 122.6 MB in the end (delta: 57.5 MB). Peak memory consumption was 57.5 MB. Max. memory is 7.1 GB. [2019-08-14 11:07:30,790 INFO L168 Benchmark]: RCFGBuilder took 9116.96 ms. Allocated memory was 293.6 MB in the beginning and 634.4 MB in the end (delta: 340.8 MB). Free memory was 122.6 MB in the beginning and 237.6 MB in the end (delta: -115.0 MB). Peak memory consumption was 277.3 MB. Max. memory is 7.1 GB. [2019-08-14 11:07:30,791 INFO L168 Benchmark]: Symbolic Interpretation took 4841.05 ms. Allocated memory was 634.4 MB in the beginning and 889.2 MB in the end (delta: 254.8 MB). Free memory was 237.6 MB in the beginning and 634.3 MB in the end (delta: -396.8 MB). Peak memory consumption was 229.1 MB. Max. memory is 7.1 GB. [2019-08-14 11:07:30,803 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 11033]: 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 110567#(and (= ~a12~0 2) (= ~a27~0 1) (= 10 ~a2~0) (= ~a20~0 5) (= ~a25~0 1) (= ~a16~0 1) (= 17 ~a9~0) (= ~a15~0 1)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 137.9 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4066.63 ms. Allocated memory was 180.9 MB in the beginning and 293.6 MB in the end (delta: 112.7 MB). Free memory was 139.1 MB in the beginning and 180.1 MB in the end (delta: -40.9 MB). Peak memory consumption was 210.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 450.28 ms. Allocated memory is still 293.6 MB. Free memory was 180.1 MB in the beginning and 122.6 MB in the end (delta: 57.5 MB). Peak memory consumption was 57.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 9116.96 ms. Allocated memory was 293.6 MB in the beginning and 634.4 MB in the end (delta: 340.8 MB). Free memory was 122.6 MB in the beginning and 237.6 MB in the end (delta: -115.0 MB). Peak memory consumption was 277.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4841.05 ms. Allocated memory was 634.4 MB in the beginning and 889.2 MB in the end (delta: 254.8 MB). Free memory was 237.6 MB in the beginning and 634.3 MB in the end (delta: -396.8 MB). Peak memory consumption was 229.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...