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_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 06:56:01,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 06:56:01,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 06:56:01,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 06:56:01,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 06:56:01,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 06:56:01,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 06:56:01,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 06:56:01,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 06:56:01,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 06:56:01,810 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 06:56:01,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 06:56:01,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 06:56:01,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 06:56:01,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 06:56:01,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 06:56:01,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 06:56:01,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 06:56:01,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 06:56:01,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 06:56:01,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 06:56:01,822 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 06:56:01,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 06:56:01,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 06:56:01,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 06:56:01,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 06:56:01,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 06:56:01,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 06:56:01,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 06:56:01,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 06:56:01,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 06:56:01,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 06:56:01,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 06:56:01,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 06:56:01,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 06:56:01,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 06:56:01,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 06:56:01,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 06:56:01,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 06:56:01,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 06:56:01,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 06:56:01,836 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 [2019-08-10 06:56:01,850 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 06:56:01,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 06:56:01,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 06:56:01,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 06:56:01,852 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 06:56:01,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 06:56:01,852 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 06:56:01,852 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 06:56:01,853 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 06:56:01,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 06:56:01,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 06:56:01,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 06:56:01,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 06:56:01,854 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 06:56:01,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 06:56:01,854 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 06:56:01,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 06:56:01,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 06:56:01,855 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 06:56:01,855 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 06:56:01,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 06:56:01,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 06:56:01,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 06:56:01,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 06:56:01,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 06:56:01,856 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 06:56:01,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 06:56:01,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 06:56:01,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 06:56:01,890 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 06:56:01,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 06:56:01,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 06:56:01,908 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 06:56:01,908 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 06:56:01,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-10 06:56:01,971 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afcb63f3e/a822a958fbad4803864420ef014dd379/FLAG1b04c8b39 [2019-08-10 06:56:02,502 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 06:56:02,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-10 06:56:02,522 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afcb63f3e/a822a958fbad4803864420ef014dd379/FLAG1b04c8b39 [2019-08-10 06:56:02,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afcb63f3e/a822a958fbad4803864420ef014dd379 [2019-08-10 06:56:02,796 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 06:56:02,797 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 06:56:02,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 06:56:02,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 06:56:02,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 06:56:02,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:56:02" (1/1) ... [2019-08-10 06:56:02,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d73e001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:56:02, skipping insertion in model container [2019-08-10 06:56:02,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:56:02" (1/1) ... [2019-08-10 06:56:02,813 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 06:56:02,895 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 06:56:03,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:56:03,478 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 06:56:03,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:56:03,659 INFO L192 MainTranslator]: Completed translation [2019-08-10 06:56:03,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:56:03 WrapperNode [2019-08-10 06:56:03,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 06:56:03,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 06:56:03,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 06:56:03,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 06:56:03,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:56:03" (1/1) ... [2019-08-10 06:56:03,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:56:03" (1/1) ... [2019-08-10 06:56:03,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:56:03" (1/1) ... [2019-08-10 06:56:03,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:56:03" (1/1) ... [2019-08-10 06:56:03,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:56:03" (1/1) ... [2019-08-10 06:56:03,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:56:03" (1/1) ... [2019-08-10 06:56:03,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:56:03" (1/1) ... [2019-08-10 06:56:03,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 06:56:03,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 06:56:03,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 06:56:03,779 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 06:56:03,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:56:03" (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 [2019-08-10 06:56:03,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 06:56:03,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 06:56:03,860 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 06:56:03,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 06:56:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-10 06:56:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-10 06:56:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-10 06:56:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-10 06:56:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 06:56:03,863 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-10 06:56:03,863 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-10 06:56:03,863 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-10 06:56:03,864 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-10 06:56:03,864 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-10 06:56:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-10 06:56:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-10 06:56:03,867 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 06:56:03,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 06:56:03,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 06:56:05,341 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 06:56:05,343 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 06:56:05,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:56:05 BoogieIcfgContainer [2019-08-10 06:56:05,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 06:56:05,347 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 06:56:05,347 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 06:56:05,348 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 06:56:05,349 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:56:05" (1/1) ... [2019-08-10 06:56:05,754 WARN L188 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-08-10 06:56:06,066 WARN L188 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-08-10 06:57:24,585 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 06:57:24,591 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 06:57:24,593 INFO L168 Benchmark]: Toolchain (without parser) took 81795.70 ms. Allocated memory was 138.9 MB in the beginning and 3.0 GB in the end (delta: 2.9 GB). Free memory was 85.1 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2019-08-10 06:57:24,594 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory is still 104.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-10 06:57:24,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 862.26 ms. Allocated memory was 138.9 MB in the beginning and 200.8 MB in the end (delta: 61.9 MB). Free memory was 85.1 MB in the beginning and 167.7 MB in the end (delta: -82.6 MB). Peak memory consumption was 35.8 MB. Max. memory is 7.1 GB. [2019-08-10 06:57:24,596 INFO L168 Benchmark]: Boogie Preprocessor took 116.89 ms. Allocated memory is still 200.8 MB. Free memory was 167.7 MB in the beginning and 163.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-08-10 06:57:24,597 INFO L168 Benchmark]: RCFGBuilder took 1566.64 ms. Allocated memory was 200.8 MB in the beginning and 223.9 MB in the end (delta: 23.1 MB). Free memory was 163.6 MB in the beginning and 146.3 MB in the end (delta: 17.3 MB). Peak memory consumption was 93.9 MB. Max. memory is 7.1 GB. [2019-08-10 06:57:24,598 INFO L168 Benchmark]: Symbolic Interpretation took 79244.10 ms. Allocated memory was 223.9 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 144.6 MB in the beginning and 2.2 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2019-08-10 06:57:24,602 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 919]: 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. Predicate is 416368#(and (= 0 (mod main_~assert__arg~3 256)) (= main_~__tmp_4~0 (ite (= main_~main__c1~0 0) 0 1)) (= main_~__tmp_4~0 main_~assert__arg~3) (or (and (= ~__return_2575~0 main_~check__tmp~4) (= main_~main__c1~0 ~__return_2575~0)) (and (= ~__return_2450~0 main_~check__tmp~3) (= main_~main__c1~0 ~__return_2450~0) (or (and (= main_~check__tmp~3 0) (= ~mode3~0 0)) (and (= ~mode3~0 0) (= main_~check__tmp~3 1)))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory is still 104.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 862.26 ms. Allocated memory was 138.9 MB in the beginning and 200.8 MB in the end (delta: 61.9 MB). Free memory was 85.1 MB in the beginning and 167.7 MB in the end (delta: -82.6 MB). Peak memory consumption was 35.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.89 ms. Allocated memory is still 200.8 MB. Free memory was 167.7 MB in the beginning and 163.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1566.64 ms. Allocated memory was 200.8 MB in the beginning and 223.9 MB in the end (delta: 23.1 MB). Free memory was 163.6 MB in the beginning and 146.3 MB in the end (delta: 17.3 MB). Peak memory consumption was 93.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 79244.10 ms. Allocated memory was 223.9 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 144.6 MB in the beginning and 2.2 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...