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/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-15 00:38:59,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-15 00:38:59,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-15 00:38:59,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-15 00:38:59,122 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-15 00:38:59,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-15 00:38:59,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-15 00:38:59,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-15 00:38:59,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-15 00:38:59,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-15 00:38:59,130 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-15 00:38:59,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-15 00:38:59,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-15 00:38:59,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-15 00:38:59,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-15 00:38:59,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-15 00:38:59,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-15 00:38:59,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-15 00:38:59,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-15 00:38:59,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-15 00:38:59,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-15 00:38:59,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-15 00:38:59,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-15 00:38:59,153 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-15 00:38:59,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-15 00:38:59,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-15 00:38:59,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-15 00:38:59,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-15 00:38:59,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-15 00:38:59,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-15 00:38:59,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-15 00:38:59,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-15 00:38:59,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-15 00:38:59,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-15 00:38:59,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-15 00:38:59,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-15 00:38:59,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-15 00:38:59,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-15 00:38:59,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-15 00:38:59,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-15 00:38:59,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-15 00:38:59,176 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 [2019-08-15 00:38:59,203 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-15 00:38:59,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-15 00:38:59,205 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-15 00:38:59,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-15 00:38:59,206 INFO L138 SettingsManager]: * Use SBE=true [2019-08-15 00:38:59,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-15 00:38:59,206 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-15 00:38:59,207 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-15 00:38:59,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-15 00:38:59,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-15 00:38:59,208 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-15 00:38:59,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-15 00:38:59,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-15 00:38:59,209 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-15 00:38:59,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-15 00:38:59,209 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-15 00:38:59,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-15 00:38:59,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-15 00:38:59,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-15 00:38:59,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-15 00:38:59,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-15 00:38:59,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-15 00:38:59,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-15 00:38:59,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-15 00:38:59,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-15 00:38:59,212 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-15 00:38:59,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-15 00:38:59,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-15 00:38:59,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-15 00:38:59,262 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-15 00:38:59,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-15 00:38:59,276 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-15 00:38:59,277 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-15 00:38:59,277 INFO L275 PluginConnector]: CDTParser initialized [2019-08-15 00:38:59,278 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-08-15 00:38:59,335 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a887407e3/2695712d6cad43918f4e31c0f90ecd45/FLAG96aebbb29 [2019-08-15 00:38:59,878 INFO L306 CDTParser]: Found 1 translation units. [2019-08-15 00:38:59,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-08-15 00:38:59,897 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a887407e3/2695712d6cad43918f4e31c0f90ecd45/FLAG96aebbb29 [2019-08-15 00:39:00,239 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a887407e3/2695712d6cad43918f4e31c0f90ecd45 [2019-08-15 00:39:00,248 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-15 00:39:00,249 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-15 00:39:00,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-15 00:39:00,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-15 00:39:00,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-15 00:39:00,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 12:39:00" (1/1) ... [2019-08-15 00:39:00,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19faea7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 12:39:00, skipping insertion in model container [2019-08-15 00:39:00,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 12:39:00" (1/1) ... [2019-08-15 00:39:00,264 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-15 00:39:00,307 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-15 00:39:00,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-15 00:39:00,747 INFO L188 MainTranslator]: Completed pre-run [2019-08-15 00:39:00,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-15 00:39:00,891 INFO L192 MainTranslator]: Completed translation [2019-08-15 00:39:00,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 12:39:00 WrapperNode [2019-08-15 00:39:00,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-15 00:39:00,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-15 00:39:00,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-15 00:39:00,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-15 00:39:00,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 12:39:00" (1/1) ... [2019-08-15 00:39:00,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 12:39:00" (1/1) ... [2019-08-15 00:39:00,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 12:39:00" (1/1) ... [2019-08-15 00:39:00,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 12:39:00" (1/1) ... [2019-08-15 00:39:00,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 12:39:00" (1/1) ... [2019-08-15 00:39:00,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 12:39:00" (1/1) ... [2019-08-15 00:39:00,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 12:39:00" (1/1) ... [2019-08-15 00:39:00,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-15 00:39:00,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-15 00:39:00,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-15 00:39:00,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-15 00:39:00,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 12:39:00" (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 [2019-08-15 00:39:01,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-15 00:39:01,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-15 00:39:01,038 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-15 00:39:01,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-15 00:39:01,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-15 00:39:01,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-15 00:39:01,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-15 00:39:01,039 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-15 00:39:01,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-15 00:39:01,039 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-15 00:39:01,039 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-15 00:39:01,039 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-15 00:39:01,040 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-15 00:39:01,040 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-15 00:39:01,040 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-15 00:39:01,041 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-15 00:39:01,042 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-15 00:39:01,042 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-15 00:39:01,043 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-15 00:39:01,043 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-15 00:39:01,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-15 00:39:01,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-15 00:39:01,874 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-15 00:39:01,874 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-15 00:39:01,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.08 12:39:01 BoogieIcfgContainer [2019-08-15 00:39:01,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-15 00:39:01,876 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-15 00:39:01,876 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-15 00:39:01,876 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-15 00:39:01,877 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.08 12:39:01" (1/1) ... [2019-08-15 00:39:02,412 WARN L188 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-08-15 00:39:02,738 WARN L188 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-08-15 00:39:16,241 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-15 00:39:16,244 INFO L168 Benchmark]: Toolchain (without parser) took 15994.09 ms. Allocated memory was 138.4 MB in the beginning and 805.8 MB in the end (delta: 667.4 MB). Free memory was 84.6 MB in the beginning and 689.4 MB in the end (delta: -604.8 MB). Peak memory consumption was 652.3 MB. Max. memory is 7.1 GB. [2019-08-15 00:39:16,245 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-15 00:39:16,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 642.41 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.4 MB in the beginning and 170.7 MB in the end (delta: -86.3 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-08-15 00:39:16,247 INFO L168 Benchmark]: Boogie Preprocessor took 90.22 ms. Allocated memory is still 198.7 MB. Free memory was 170.7 MB in the beginning and 167.4 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-08-15 00:39:16,248 INFO L168 Benchmark]: RCFGBuilder took 892.03 ms. Allocated memory is still 198.7 MB. Free memory was 167.4 MB in the beginning and 106.0 MB in the end (delta: 61.4 MB). Peak memory consumption was 61.4 MB. Max. memory is 7.1 GB. [2019-08-15 00:39:16,249 INFO L168 Benchmark]: Symbolic Interpretation took 14365.69 ms. Allocated memory was 198.7 MB in the beginning and 805.8 MB in the end (delta: 607.1 MB). Free memory was 106.0 MB in the beginning and 689.4 MB in the end (delta: -583.4 MB). Peak memory consumption was 613.4 MB. Max. memory is 7.1 GB. [2019-08-15 00:39:16,253 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 356]: 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 43042#(and (= 0 (mod main_~assert__arg~0 256)) (= main_~__tmp_1~0 main_~assert__arg~0) (= ~__return_182348~0 main_~check__tmp~0) (= main_~main__c1~0 ~__return_182348~0) (= main_~__tmp_1~0 (ite (= main_~main__c1~0 0) 0 1))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 642.41 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.4 MB in the beginning and 170.7 MB in the end (delta: -86.3 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.22 ms. Allocated memory is still 198.7 MB. Free memory was 170.7 MB in the beginning and 167.4 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 892.03 ms. Allocated memory is still 198.7 MB. Free memory was 167.4 MB in the beginning and 106.0 MB in the end (delta: 61.4 MB). Peak memory consumption was 61.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 14365.69 ms. Allocated memory was 198.7 MB in the beginning and 805.8 MB in the end (delta: 607.1 MB). Free memory was 106.0 MB in the beginning and 689.4 MB in the end (delta: -583.4 MB). Peak memory consumption was 613.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...