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_label26.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 11:07:12,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 11:07:12,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 11:07:12,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 11:07:12,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 11:07:12,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 11:07:12,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 11:07:12,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 11:07:12,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 11:07:12,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 11:07:12,166 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 11:07:12,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 11:07:12,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 11:07:12,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 11:07:12,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 11:07:12,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 11:07:12,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 11:07:12,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 11:07:12,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 11:07:12,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 11:07:12,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 11:07:12,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 11:07:12,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 11:07:12,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 11:07:12,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-14 11:07:12,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 11:07:12,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 11:07:12,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 11:07:12,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 11:07:12,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 11:07:12,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 11:07:12,192 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 11:07:12,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 11:07:12,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 11:07:12,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 11:07:12,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 11:07:12,195 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 11:07:12,215 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 11:07:12,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 11:07:12,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 11:07:12,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 11:07:12,218 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 11:07:12,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 11:07:12,219 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 11:07:12,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 11:07:12,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 11:07:12,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 11:07:12,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 11:07:12,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 11:07:12,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 11:07:12,221 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 11:07:12,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 11:07:12,222 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 11:07:12,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 11:07:12,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 11:07:12,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 11:07:12,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 11:07:12,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 11:07:12,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 11:07:12,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 11:07:12,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 11:07:12,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 11:07:12,225 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 11:07:12,225 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 11:07:12,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 11:07:12,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 11:07:12,278 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 11:07:12,297 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 11:07:12,301 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 11:07:12,302 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 11:07:12,303 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 11:07:12,304 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem05_label26.c [2019-08-14 11:07:12,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d776fbee/1b2abc2193b84348bcd6f1ce1085d0a0/FLAG002235930 [2019-08-14 11:07:13,460 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 11:07:13,461 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem05_label26.c [2019-08-14 11:07:13,523 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d776fbee/1b2abc2193b84348bcd6f1ce1085d0a0/FLAG002235930 [2019-08-14 11:07:13,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d776fbee/1b2abc2193b84348bcd6f1ce1085d0a0 [2019-08-14 11:07:13,697 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 11:07:13,699 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 11:07:13,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 11:07:13,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 11:07:13,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 11:07:13,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 11:07:13" (1/1) ... [2019-08-14 11:07:13,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fff505 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:13, skipping insertion in model container [2019-08-14 11:07:13,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 11:07:13" (1/1) ... [2019-08-14 11:07:13,720 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 11:07:13,950 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 11:07:16,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 11:07:16,277 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 11:07:17,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 11:07:17,586 INFO L192 MainTranslator]: Completed translation [2019-08-14 11:07:17,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:17 WrapperNode [2019-08-14 11:07:17,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 11:07:17,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 11:07:17,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 11:07:17,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 11:07:17,600 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:17" (1/1) ... [2019-08-14 11:07:17,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:17" (1/1) ... [2019-08-14 11:07:17,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:17" (1/1) ... [2019-08-14 11:07:17,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:17" (1/1) ... [2019-08-14 11:07:17,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:17" (1/1) ... [2019-08-14 11:07:17,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:17" (1/1) ... [2019-08-14 11:07:17,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:17" (1/1) ... [2019-08-14 11:07:18,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 11:07:18,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 11:07:18,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 11:07:18,024 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 11:07:18,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:07:17" (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 11:07:18,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 11:07:18,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 11:07:18,099 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-14 11:07:18,099 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-14 11:07:18,100 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-14 11:07:18,100 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-14 11:07:18,100 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-08-14 11:07:18,100 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2019-08-14 11:07:18,100 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2019-08-14 11:07:18,101 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2019-08-14 11:07:18,101 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 11:07:18,102 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-14 11:07:18,103 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-14 11:07:18,103 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-14 11:07:18,105 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-14 11:07:18,105 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-08-14 11:07:18,107 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2019-08-14 11:07:18,108 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2019-08-14 11:07:18,108 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2019-08-14 11:07:18,108 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 11:07:18,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 11:07:18,109 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-14 11:07:18,109 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 11:07:18,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 11:07:18,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 11:07:26,771 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 11:07:26,771 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-14 11:07:26,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 11:07:26 BoogieIcfgContainer [2019-08-14 11:07:26,774 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 11:07:26,775 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 11:07:26,775 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 11:07:26,775 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 11:07:26,776 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 11:07:26" (1/1) ... [2019-08-14 11:07:31,629 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 11:07:31,633 INFO L168 Benchmark]: Toolchain (without parser) took 17932.92 ms. Allocated memory was 173.0 MB in the beginning and 861.9 MB in the end (delta: 688.9 MB). Free memory was 139.6 MB in the beginning and 565.3 MB in the end (delta: -425.7 MB). Peak memory consumption was 704.4 MB. Max. memory is 7.1 GB. [2019-08-14 11:07:31,634 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 11:07:31,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3884.95 ms. Allocated memory was 173.0 MB in the beginning and 291.5 MB in the end (delta: 118.5 MB). Free memory was 139.6 MB in the beginning and 184.3 MB in the end (delta: -44.7 MB). Peak memory consumption was 215.7 MB. Max. memory is 7.1 GB. [2019-08-14 11:07:31,636 INFO L168 Benchmark]: Boogie Preprocessor took 435.89 ms. Allocated memory is still 291.5 MB. Free memory was 184.3 MB in the beginning and 125.6 MB in the end (delta: 58.7 MB). Peak memory consumption was 58.7 MB. Max. memory is 7.1 GB. [2019-08-14 11:07:31,637 INFO L168 Benchmark]: RCFGBuilder took 8750.75 ms. Allocated memory was 291.5 MB in the beginning and 714.1 MB in the end (delta: 422.6 MB). Free memory was 125.6 MB in the beginning and 409.9 MB in the end (delta: -284.4 MB). Peak memory consumption was 350.0 MB. Max. memory is 7.1 GB. [2019-08-14 11:07:31,639 INFO L168 Benchmark]: Symbolic Interpretation took 4854.94 ms. Allocated memory was 714.1 MB in the beginning and 861.9 MB in the end (delta: 147.8 MB). Free memory was 409.9 MB in the beginning and 565.3 MB in the end (delta: -155.3 MB). Peak memory consumption was 433.7 MB. Max. memory is 7.1 GB. [2019-08-14 11:07:31,643 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 10991]: 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 103901#(and (= ~a12~0 2) (= ~a27~0 1) (= 11 ~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 0.41 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3884.95 ms. Allocated memory was 173.0 MB in the beginning and 291.5 MB in the end (delta: 118.5 MB). Free memory was 139.6 MB in the beginning and 184.3 MB in the end (delta: -44.7 MB). Peak memory consumption was 215.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 435.89 ms. Allocated memory is still 291.5 MB. Free memory was 184.3 MB in the beginning and 125.6 MB in the end (delta: 58.7 MB). Peak memory consumption was 58.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 8750.75 ms. Allocated memory was 291.5 MB in the beginning and 714.1 MB in the end (delta: 422.6 MB). Free memory was 125.6 MB in the beginning and 409.9 MB in the end (delta: -284.4 MB). Peak memory consumption was 350.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4854.94 ms. Allocated memory was 714.1 MB in the beginning and 861.9 MB in the end (delta: 147.8 MB). Free memory was 409.9 MB in the beginning and 565.3 MB in the end (delta: -155.3 MB). Peak memory consumption was 433.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...