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.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 14:33:23,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 14:33:23,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 14:33:23,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 14:33:23,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 14:33:23,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 14:33:23,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 14:33:23,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 14:33:23,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 14:33:23,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 14:33:23,809 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 14:33:23,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 14:33:23,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 14:33:23,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 14:33:23,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 14:33:23,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 14:33:23,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 14:33:23,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 14:33:23,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 14:33:23,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 14:33:23,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 14:33:23,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 14:33:23,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 14:33:23,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 14:33:23,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 14:33:23,831 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 14:33:23,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 14:33:23,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 14:33:23,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 14:33:23,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 14:33:23,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 14:33:23,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 14:33:23,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 14:33:23,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 14:33:23,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 14:33:23,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 14:33:23,837 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 [2019-08-08 14:33:23,850 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 14:33:23,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 14:33:23,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 14:33:23,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 14:33:23,852 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 14:33:23,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 14:33:23,853 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 14:33:23,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 14:33:23,853 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 14:33:23,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 14:33:23,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 14:33:23,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 14:33:23,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 14:33:23,854 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 14:33:23,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 14:33:23,854 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 14:33:23,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 14:33:23,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 14:33:23,855 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 14:33:23,855 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 14:33:23,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 14:33:23,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 14:33:23,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 14:33:23,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 14:33:23,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 14:33:23,856 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 14:33:23,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 14:33:23,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 14:33:23,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 14:33:23,894 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 14:33:23,907 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 14:33:23,910 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 14:33:23,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 14:33:23,912 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 14:33:23,913 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-08 14:33:23,974 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c34bc33a2/0a899402bef848a5a550434caf5060fc/FLAGe0809d1f3 [2019-08-08 14:33:24,472 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 14:33:24,473 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-08 14:33:24,484 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c34bc33a2/0a899402bef848a5a550434caf5060fc/FLAGe0809d1f3 [2019-08-08 14:33:24,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c34bc33a2/0a899402bef848a5a550434caf5060fc [2019-08-08 14:33:24,834 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 14:33:24,835 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 14:33:24,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 14:33:24,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 14:33:24,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 14:33:24,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 02:33:24" (1/1) ... [2019-08-08 14:33:24,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72db9e14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:24, skipping insertion in model container [2019-08-08 14:33:24,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 02:33:24" (1/1) ... [2019-08-08 14:33:24,852 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 14:33:24,914 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 14:33:25,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 14:33:25,268 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 14:33:25,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 14:33:25,501 INFO L192 MainTranslator]: Completed translation [2019-08-08 14:33:25,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:25 WrapperNode [2019-08-08 14:33:25,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 14:33:25,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 14:33:25,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 14:33:25,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 14:33:25,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:25" (1/1) ... [2019-08-08 14:33:25,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:25" (1/1) ... [2019-08-08 14:33:25,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:25" (1/1) ... [2019-08-08 14:33:25,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:25" (1/1) ... [2019-08-08 14:33:25,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:25" (1/1) ... [2019-08-08 14:33:25,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:25" (1/1) ... [2019-08-08 14:33:25,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:25" (1/1) ... [2019-08-08 14:33:25,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 14:33:25,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 14:33:25,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 14:33:25,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 14:33:25,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 02:33:25" (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 [2019-08-08 14:33:25,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 14:33:25,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 14:33:25,616 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 14:33:25,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 14:33:25,617 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-08 14:33:25,617 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-08 14:33:25,617 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-08 14:33:25,617 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-08 14:33:25,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-08 14:33:25,618 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-08 14:33:25,618 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-08 14:33:25,618 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-08 14:33:25,619 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-08 14:33:25,619 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-08 14:33:25,620 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-08 14:33:25,620 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-08 14:33:25,622 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-08 14:33:25,623 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-08 14:33:25,623 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 14:33:25,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 14:33:25,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 14:33:26,988 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 14:33:26,989 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-08 14:33:26,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 02:33:26 BoogieIcfgContainer [2019-08-08 14:33:26,990 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 14:33:26,991 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 14:33:26,991 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 14:33:26,991 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 14:33:26,992 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 02:33:26" (1/1) ... [2019-08-08 14:33:27,005 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 14:33:27,008 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 14:33:27,017 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 14:33:27,025 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 14:33:27,027 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 14:33:27,105 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 185 [2019-08-08 14:33:45,915 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 14:33:45,915 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 14:33:45,919 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 142606#(and (= main_~main__c1~0 ~__return_6448~0) (= ~__return_6448~0 main_~check__tmp~1) (= main_~__tmp_2~0 main_~assert__arg~1) (= (mod main_~assert__arg~1 256) 0) (= main_~__tmp_2~0 (ite (= main_~main__c1~0 0) 0 1))) [2019-08-08 14:33:45,920 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 14:33:45,927 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 14:33:45,930 INFO L168 Benchmark]: Toolchain (without parser) took 21093.76 ms. Allocated memory was 138.9 MB in the beginning and 839.4 MB in the end (delta: 700.4 MB). Free memory was 86.3 MB in the beginning and 182.6 MB in the end (delta: -96.3 MB). Peak memory consumption was 740.5 MB. Max. memory is 7.1 GB. [2019-08-08 14:33:45,931 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-08 14:33:45,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.01 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 86.1 MB in the beginning and 171.0 MB in the end (delta: -84.9 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-08-08 14:33:45,933 INFO L168 Benchmark]: Boogie Preprocessor took 61.43 ms. Allocated memory is still 199.2 MB. Free memory was 171.0 MB in the beginning and 168.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-08-08 14:33:45,933 INFO L168 Benchmark]: RCFGBuilder took 1425.78 ms. Allocated memory is still 199.2 MB. Free memory was 168.4 MB in the beginning and 107.4 MB in the end (delta: 60.9 MB). Peak memory consumption was 60.9 MB. Max. memory is 7.1 GB. [2019-08-08 14:33:45,935 INFO L168 Benchmark]: Symbolic Interpretation took 18936.76 ms. Allocated memory was 199.2 MB in the beginning and 839.4 MB in the end (delta: 640.2 MB). Free memory was 107.4 MB in the beginning and 182.6 MB in the end (delta: -75.2 MB). Peak memory consumption was 701.3 MB. Max. memory is 7.1 GB. [2019-08-08 14:33:45,939 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 405]: 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.. 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 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 666.01 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 86.1 MB in the beginning and 171.0 MB in the end (delta: -84.9 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 61.43 ms. Allocated memory is still 199.2 MB. Free memory was 171.0 MB in the beginning and 168.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1425.78 ms. Allocated memory is still 199.2 MB. Free memory was 168.4 MB in the beginning and 107.4 MB in the end (delta: 60.9 MB). Peak memory consumption was 60.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 18936.76 ms. Allocated memory was 199.2 MB in the beginning and 839.4 MB in the end (delta: 640.2 MB). Free memory was 107.4 MB in the beginning and 182.6 MB in the end (delta: -75.2 MB). Peak memory consumption was 701.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...