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/Problem06_label39.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 11:09:45,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 11:09:45,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 11:09:45,067 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 11:09:45,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 11:09:45,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 11:09:45,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 11:09:45,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 11:09:45,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 11:09:45,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 11:09:45,075 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 11:09:45,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 11:09:45,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 11:09:45,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 11:09:45,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 11:09:45,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 11:09:45,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 11:09:45,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 11:09:45,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 11:09:45,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 11:09:45,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 11:09:45,087 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 11:09:45,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 11:09:45,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 11:09:45,091 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 11:09:45,091 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 11:09:45,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 11:09:45,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 11:09:45,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 11:09:45,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 11:09:45,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 11:09:45,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 11:09:45,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 11:09:45,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 11:09:45,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 11:09:45,097 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 11:09:45,098 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 11:09:45,098 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 11:09:45,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 11:09:45,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 11:09:45,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 11:09:45,101 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 11:09:45,115 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 11:09:45,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 11:09:45,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 11:09:45,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 11:09:45,117 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 11:09:45,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 11:09:45,118 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 11:09:45,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 11:09:45,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 11:09:45,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 11:09:45,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 11:09:45,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 11:09:45,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 11:09:45,119 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 11:09:45,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 11:09:45,119 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 11:09:45,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 11:09:45,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 11:09:45,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 11:09:45,120 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 11:09:45,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 11:09:45,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 11:09:45,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 11:09:45,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 11:09:45,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 11:09:45,122 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 11:09:45,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 11:09:45,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 11:09:45,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 11:09:45,151 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 11:09:45,164 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 11:09:45,168 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 11:09:45,169 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 11:09:45,169 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 11:09:45,170 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem06_label39.c [2019-08-14 11:09:45,231 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a36d896d4/7cc49315e2e147aab8a73fa6d63462b6/FLAG8275bba6a [2019-08-14 11:09:46,126 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 11:09:46,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem06_label39.c [2019-08-14 11:09:46,211 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a36d896d4/7cc49315e2e147aab8a73fa6d63462b6/FLAG8275bba6a [2019-08-14 11:09:46,515 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a36d896d4/7cc49315e2e147aab8a73fa6d63462b6 [2019-08-14 11:09:46,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 11:09:46,527 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 11:09:46,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 11:09:46,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 11:09:46,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 11:09:46,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 11:09:46" (1/1) ... [2019-08-14 11:09:46,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e360955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:09:46, skipping insertion in model container [2019-08-14 11:09:46,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 11:09:46" (1/1) ... [2019-08-14 11:09:46,543 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 11:09:46,774 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 11:09:49,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 11:09:49,020 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 11:09:50,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 11:09:50,161 INFO L192 MainTranslator]: Completed translation [2019-08-14 11:09:50,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:09:50 WrapperNode [2019-08-14 11:09:50,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 11:09:50,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 11:09:50,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 11:09:50,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 11:09:50,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:09:50" (1/1) ... [2019-08-14 11:09:50,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:09:50" (1/1) ... [2019-08-14 11:09:50,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:09:50" (1/1) ... [2019-08-14 11:09:50,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:09:50" (1/1) ... [2019-08-14 11:09:50,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:09:50" (1/1) ... [2019-08-14 11:09:50,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:09:50" (1/1) ... [2019-08-14 11:09:50,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:09:50" (1/1) ... [2019-08-14 11:09:50,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 11:09:50,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 11:09:50,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 11:09:50,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 11:09:50,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 11:09:50" (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 11:09:50,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 11:09:50,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 11:09:50,854 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-14 11:09:50,854 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-14 11:09:50,854 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-14 11:09:50,854 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-14 11:09:50,854 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-08-14 11:09:50,854 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 11:09:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-14 11:09:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-14 11:09:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-14 11:09:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-14 11:09:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-08-14 11:09:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 11:09:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 11:09:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-14 11:09:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 11:09:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 11:09:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 11:09:58,668 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 11:09:58,668 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-14 11:09:58,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 11:09:58 BoogieIcfgContainer [2019-08-14 11:09:58,670 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 11:09:58,737 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 11:09:58,737 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 11:09:58,737 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 11:09:58,738 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 11:09:58" (1/1) ... [2019-08-14 11:10:05,096 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 11:10:05,099 INFO L168 Benchmark]: Toolchain (without parser) took 18570.86 ms. Allocated memory was 180.4 MB in the beginning and 886.6 MB in the end (delta: 706.2 MB). Free memory was 142.5 MB in the beginning and 562.7 MB in the end (delta: -420.1 MB). Peak memory consumption was 582.0 MB. Max. memory is 7.1 GB. [2019-08-14 11:10:05,100 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 11:10:05,101 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3634.11 ms. Allocated memory was 180.4 MB in the beginning and 293.1 MB in the end (delta: 112.7 MB). Free memory was 141.8 MB in the beginning and 96.7 MB in the end (delta: 45.1 MB). Peak memory consumption was 162.6 MB. Max. memory is 7.1 GB. [2019-08-14 11:10:05,102 INFO L168 Benchmark]: Boogie Preprocessor took 619.47 ms. Allocated memory was 293.1 MB in the beginning and 298.8 MB in the end (delta: 5.8 MB). Free memory was 96.7 MB in the beginning and 171.7 MB in the end (delta: -75.0 MB). Peak memory consumption was 61.2 MB. Max. memory is 7.1 GB. [2019-08-14 11:10:05,103 INFO L168 Benchmark]: RCFGBuilder took 7888.30 ms. Allocated memory was 298.8 MB in the beginning and 557.3 MB in the end (delta: 258.5 MB). Free memory was 171.7 MB in the beginning and 543.6 MB in the end (delta: -371.9 MB). Peak memory consumption was 319.3 MB. Max. memory is 7.1 GB. [2019-08-14 11:10:05,104 INFO L168 Benchmark]: Symbolic Interpretation took 6359.51 ms. Allocated memory was 636.0 MB in the beginning and 886.6 MB in the end (delta: 250.6 MB). Free memory was 535.7 MB in the beginning and 562.7 MB in the end (delta: -27.0 MB). Peak memory consumption was 519.6 MB. Max. memory is 7.1 GB. [2019-08-14 11:10:05,109 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 9366]: 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 120042#(and (= ~a14~0 3) (= ~a27~0 19) (= ~a10~0 1) (not (= ~a25~0 1)) (= 14 ~a3~0) (= 1 ~a2~0) (= ~a26~0 1)). 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 138.4 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3634.11 ms. Allocated memory was 180.4 MB in the beginning and 293.1 MB in the end (delta: 112.7 MB). Free memory was 141.8 MB in the beginning and 96.7 MB in the end (delta: 45.1 MB). Peak memory consumption was 162.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 619.47 ms. Allocated memory was 293.1 MB in the beginning and 298.8 MB in the end (delta: 5.8 MB). Free memory was 96.7 MB in the beginning and 171.7 MB in the end (delta: -75.0 MB). Peak memory consumption was 61.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 7888.30 ms. Allocated memory was 298.8 MB in the beginning and 557.3 MB in the end (delta: 258.5 MB). Free memory was 171.7 MB in the beginning and 543.6 MB in the end (delta: -371.9 MB). Peak memory consumption was 319.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 6359.51 ms. Allocated memory was 636.0 MB in the beginning and 886.6 MB in the end (delta: 250.6 MB). Free memory was 535.7 MB in the beginning and 562.7 MB in the end (delta: -27.0 MB). Peak memory consumption was 519.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...