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/float-newlib/float_req_bl_1052a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 01:55:17,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:55:17,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:55:17,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:55:17,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:55:17,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:55:17,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:55:17,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:55:17,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:55:17,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:55:17,041 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:55:17,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:55:17,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:55:17,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:55:17,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:55:17,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:55:17,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:55:17,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:55:17,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:55:17,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:55:17,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:55:17,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:55:17,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:55:17,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:55:17,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 01:55:17,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 01:55:17,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 01:55:17,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 01:55:17,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 01:55:17,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 01:55:17,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:55:17,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:55:17,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:55:17,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:55:17,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:55:17,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:55:17,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:55:17,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:55:17,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:55:17,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:55:17,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:55:17,071 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 01:55:17,085 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:55:17,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:55:17,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:55:17,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:55:17,087 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:55:17,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:55:17,087 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:55:17,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:55:17,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:55:17,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:55:17,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:55:17,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:55:17,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:55:17,089 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:55:17,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:55:17,089 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:55:17,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:55:17,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:55:17,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:55:17,090 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:55:17,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:55:17,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:55:17,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:55:17,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:55:17,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:55:17,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:55:17,091 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:55:17,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:55:17,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:55:17,119 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:55:17,131 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:55:17,135 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:55:17,136 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:55:17,137 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:55:17,137 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1052a.c [2019-08-10 01:55:17,190 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c7379b72/7fba1f1074044d749b1f5db6b460d731/FLAG2dfcc9e8f [2019-08-10 01:55:17,662 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:55:17,663 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1052a.c [2019-08-10 01:55:17,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c7379b72/7fba1f1074044d749b1f5db6b460d731/FLAG2dfcc9e8f [2019-08-10 01:55:18,029 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c7379b72/7fba1f1074044d749b1f5db6b460d731 [2019-08-10 01:55:18,040 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:55:18,042 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:55:18,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:55:18,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:55:18,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:55:18,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:55:18" (1/1) ... [2019-08-10 01:55:18,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19eb4863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:18, skipping insertion in model container [2019-08-10 01:55:18,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:55:18" (1/1) ... [2019-08-10 01:55:18,060 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:55:18,081 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:55:18,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:55:18,340 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:55:18,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:55:18,488 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:55:18,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:18 WrapperNode [2019-08-10 01:55:18,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:55:18,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:55:18,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:55:18,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:55:18,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:18" (1/1) ... [2019-08-10 01:55:18,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:18" (1/1) ... [2019-08-10 01:55:18,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:18" (1/1) ... [2019-08-10 01:55:18,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:18" (1/1) ... [2019-08-10 01:55:18,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:18" (1/1) ... [2019-08-10 01:55:18,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:18" (1/1) ... [2019-08-10 01:55:18,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:18" (1/1) ... [2019-08-10 01:55:18,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:55:18,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:55:18,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:55:18,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:55:18,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:18" (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 01:55:18,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:55:18,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:55:18,592 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2019-08-10 01:55:18,592 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-10 01:55:18,592 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:55:18,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:55:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2019-08-10 01:55:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:55:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 01:55:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:55:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:55:18,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:55:18,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 01:55:18,594 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-10 01:55:18,594 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:55:18,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:55:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:55:18,920 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:55:18,920 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-10 01:55:18,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:55:18 BoogieIcfgContainer [2019-08-10 01:55:18,922 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:55:18,930 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:55:18,931 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:55:18,931 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:55:18,935 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:55:18" (1/1) ... [2019-08-10 01:55:19,372 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-10 01:55:19,607 WARN L188 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-08-10 01:55:20,843 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 01:55:20,854 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:55:20,857 INFO L168 Benchmark]: Toolchain (without parser) took 2814.30 ms. Allocated memory was 140.5 MB in the beginning and 226.0 MB in the end (delta: 85.5 MB). Free memory was 87.0 MB in the beginning and 103.0 MB in the end (delta: -16.0 MB). Peak memory consumption was 71.7 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:20,862 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 105.5 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 01:55:20,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 446.55 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 86.6 MB in the beginning and 177.3 MB in the end (delta: -90.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:20,864 INFO L168 Benchmark]: Boogie Preprocessor took 44.55 ms. Allocated memory is still 200.3 MB. Free memory was 177.3 MB in the beginning and 175.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:20,866 INFO L168 Benchmark]: RCFGBuilder took 387.65 ms. Allocated memory is still 200.3 MB. Free memory was 175.6 MB in the beginning and 156.4 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:20,871 INFO L168 Benchmark]: Symbolic Interpretation took 1923.78 ms. Allocated memory was 200.3 MB in the beginning and 226.0 MB in the end (delta: 25.7 MB). Free memory was 156.4 MB in the beginning and 103.0 MB in the end (delta: 53.4 MB). Peak memory consumption was 81.3 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:20,878 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 80]: 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 202#(exists ((v_prenex_38 Int) (|v_isinf_float_~#gf_u~1.base_3| Int)) (or (and (< v_prenex_38 |#StackHeapBarrier|) (= 4 (select |#length| v_prenex_38)) (not (= 0 v_prenex_38)) (= 0 |#NULL.base|) (= 0 (select |#valid| v_prenex_38)) (= |#NULL.offset| 0) (= ~huge_floor~0 1000000000000000000000000000000.0) (= 0 (select |old(#valid)| 0))) (and (= 0 |#NULL.base|) (= 0 (select |#valid| |v_isinf_float_~#gf_u~1.base_3|)) (= |#NULL.offset| 0) (not (= 0 |v_isinf_float_~#gf_u~1.base_3|)) (= ~huge_floor~0 1000000000000000000000000000000.0) (= 0 (select |old(#valid)| 0)) (< |v_isinf_float_~#gf_u~1.base_3| |#StackHeapBarrier|) (= 4 (select |#length| |v_isinf_float_~#gf_u~1.base_3|))))). 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 140.5 MB. Free memory was 105.5 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 446.55 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 86.6 MB in the beginning and 177.3 MB in the end (delta: -90.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.55 ms. Allocated memory is still 200.3 MB. Free memory was 177.3 MB in the beginning and 175.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 387.65 ms. Allocated memory is still 200.3 MB. Free memory was 175.6 MB in the beginning and 156.4 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1923.78 ms. Allocated memory was 200.3 MB in the beginning and 226.0 MB in the end (delta: 25.7 MB). Free memory was 156.4 MB in the beginning and 103.0 MB in the end (delta: 53.4 MB). Peak memory consumption was 81.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...