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.BOUNDED-12.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 06:12:11,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 06:12:11,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 06:12:11,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 06:12:11,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 06:12:11,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 06:12:11,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 06:12:11,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 06:12:11,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 06:12:11,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 06:12:11,748 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 06:12:11,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 06:12:11,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 06:12:11,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 06:12:11,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 06:12:11,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 06:12:11,753 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 06:12:11,754 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 06:12:11,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 06:12:11,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 06:12:11,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 06:12:11,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 06:12:11,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 06:12:11,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 06:12:11,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 06:12:11,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 06:12:11,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 06:12:11,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 06:12:11,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 06:12:11,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 06:12:11,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 06:12:11,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 06:12:11,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 06:12:11,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 06:12:11,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 06:12:11,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 06:12:11,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 06:12:11,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 06:12:11,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 06:12:11,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 06:12:11,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 06:12:11,775 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 06:12:11,789 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 06:12:11,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 06:12:11,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 06:12:11,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 06:12:11,791 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 06:12:11,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 06:12:11,792 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 06:12:11,792 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 06:12:11,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 06:12:11,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 06:12:11,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 06:12:11,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 06:12:11,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 06:12:11,793 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 06:12:11,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 06:12:11,793 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 06:12:11,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 06:12:11,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 06:12:11,794 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 06:12:11,794 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 06:12:11,794 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 06:12:11,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 06:12:11,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 06:12:11,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 06:12:11,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 06:12:11,795 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 06:12:11,796 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 06:12:11,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 06:12:11,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 06:12:11,834 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 06:12:11,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 06:12:11,855 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 06:12:11,857 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 06:12:11,857 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 06:12:11,858 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2019-08-10 06:12:11,919 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ba262345/cf12499066b345878e6313d7c0d546ce/FLAG4a192eaf5 [2019-08-10 06:12:12,463 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 06:12:12,463 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2019-08-10 06:12:12,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ba262345/cf12499066b345878e6313d7c0d546ce/FLAG4a192eaf5 [2019-08-10 06:12:12,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ba262345/cf12499066b345878e6313d7c0d546ce [2019-08-10 06:12:12,742 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 06:12:12,743 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 06:12:12,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 06:12:12,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 06:12:12,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 06:12:12,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:12:12" (1/1) ... [2019-08-10 06:12:12,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c761168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:12:12, skipping insertion in model container [2019-08-10 06:12:12,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:12:12" (1/1) ... [2019-08-10 06:12:12,760 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 06:12:12,830 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 06:12:13,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:12:13,246 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 06:12:13,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:12:13,498 INFO L192 MainTranslator]: Completed translation [2019-08-10 06:12:13,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:12:13 WrapperNode [2019-08-10 06:12:13,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 06:12:13,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 06:12:13,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 06:12:13,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 06:12:13,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:12:13" (1/1) ... [2019-08-10 06:12:13,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:12:13" (1/1) ... [2019-08-10 06:12:13,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:12:13" (1/1) ... [2019-08-10 06:12:13,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:12:13" (1/1) ... [2019-08-10 06:12:13,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:12:13" (1/1) ... [2019-08-10 06:12:13,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:12:13" (1/1) ... [2019-08-10 06:12:13,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:12:13" (1/1) ... [2019-08-10 06:12:13,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 06:12:13,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 06:12:13,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 06:12:13,588 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 06:12:13,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:12:13" (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 06:12:13,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 06:12:13,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 06:12:13,679 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 06:12:13,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 06:12:13,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-10 06:12:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-10 06:12:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-10 06:12:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 06:12:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-10 06:12:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-10 06:12:13,680 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-10 06:12:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-10 06:12:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-10 06:12:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-10 06:12:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-10 06:12:13,681 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-10 06:12:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-10 06:12:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-10 06:12:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 06:12:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 06:12:13,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 06:12:14,996 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 06:12:14,996 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 06:12:14,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:12:14 BoogieIcfgContainer [2019-08-10 06:12:15,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 06:12:15,000 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 06:12:15,000 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 06:12:15,001 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 06:12:15,001 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:12:14" (1/1) ... [2019-08-10 06:12:15,522 WARN L188 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-08-10 06:12:15,915 WARN L188 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-08-10 06:13:39,120 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 06:13:39,126 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 06:13:39,128 INFO L168 Benchmark]: Toolchain (without parser) took 86384.59 ms. Allocated memory was 137.9 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 85.0 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2019-08-10 06:13:39,129 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-10 06:13:39,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 755.34 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 84.8 MB in the beginning and 168.9 MB in the end (delta: -84.2 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2019-08-10 06:13:39,131 INFO L168 Benchmark]: Boogie Preprocessor took 87.15 ms. Allocated memory is still 199.2 MB. Free memory was 168.9 MB in the beginning and 164.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-08-10 06:13:39,132 INFO L168 Benchmark]: RCFGBuilder took 1412.27 ms. Allocated memory was 199.2 MB in the beginning and 220.2 MB in the end (delta: 21.0 MB). Free memory was 164.8 MB in the beginning and 186.4 MB in the end (delta: -21.6 MB). Peak memory consumption was 98.1 MB. Max. memory is 7.1 GB. [2019-08-10 06:13:39,134 INFO L168 Benchmark]: Symbolic Interpretation took 84126.42 ms. Allocated memory was 220.2 MB in the beginning and 2.4 GB in the end (delta: 2.2 GB). Free memory was 186.4 MB in the beginning and 1.2 GB in the end (delta: -996.9 MB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2019-08-10 06:13:39,138 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 515]: 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 683167#(and (= ~__return_185334~0 main_~check__tmp~1) (= main_~__tmp_2~0 main_~assert__arg~1) (= main_~main__c1~0 ~__return_185334~0) (= (mod main_~assert__arg~1 256) 0) (= main_~__tmp_2~0 (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 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 755.34 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 84.8 MB in the beginning and 168.9 MB in the end (delta: -84.2 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.15 ms. Allocated memory is still 199.2 MB. Free memory was 168.9 MB in the beginning and 164.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1412.27 ms. Allocated memory was 199.2 MB in the beginning and 220.2 MB in the end (delta: 21.0 MB). Free memory was 164.8 MB in the beginning and 186.4 MB in the end (delta: -21.6 MB). Peak memory consumption was 98.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 84126.42 ms. Allocated memory was 220.2 MB in the beginning and 2.4 GB in the end (delta: 2.2 GB). Free memory was 186.4 MB in the beginning and 1.2 GB in the end (delta: -996.9 MB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...