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/double_req_bl_1011b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 01:32:23,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:32:23,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:32:23,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:32:23,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:32:23,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:32:23,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:32:23,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:32:23,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:32:23,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:32:23,260 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:32:23,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:32:23,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:32:23,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:32:23,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:32:23,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:32:23,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:32:23,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:32:23,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:32:23,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:32:23,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:32:23,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:32:23,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:32:23,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:32:23,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-10 01:32:23,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:32:23,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:32:23,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:32:23,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:32:23,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:32:23,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:32:23,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:32:23,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:32:23,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:32:23,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:32:23,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:32:23,286 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 01:32:23,304 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:32:23,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:32:23,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:32:23,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:32:23,306 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:32:23,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:32:23,306 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:32:23,306 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:32:23,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:32:23,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:32:23,307 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:32:23,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:32:23,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:32:23,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:32:23,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:32:23,308 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:32:23,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:32:23,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:32:23,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:32:23,309 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:32:23,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:32:23,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:32:23,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:32:23,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:32:23,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:32:23,310 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:32:23,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:32:23,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:32:23,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:32:23,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:32:23,356 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:32:23,359 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:32:23,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:32:23,360 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:32:23,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1011b.c [2019-08-10 01:32:23,422 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ab46720e/1576b6db09c042beb8839ae2806a5660/FLAG3f4e748a6 [2019-08-10 01:32:23,856 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:32:23,859 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1011b.c [2019-08-10 01:32:23,866 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ab46720e/1576b6db09c042beb8839ae2806a5660/FLAG3f4e748a6 [2019-08-10 01:32:24,247 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ab46720e/1576b6db09c042beb8839ae2806a5660 [2019-08-10 01:32:24,257 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:32:24,258 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:32:24,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:32:24,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:32:24,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:32:24,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:32:24" (1/1) ... [2019-08-10 01:32:24,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a35c892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:24, skipping insertion in model container [2019-08-10 01:32:24,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:32:24" (1/1) ... [2019-08-10 01:32:24,275 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:32:24,296 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:32:24,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:32:24,498 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:32:24,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:32:24,541 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:32:24,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:24 WrapperNode [2019-08-10 01:32:24,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:32:24,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:32:24,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:32:24,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:32:24,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:24" (1/1) ... [2019-08-10 01:32:24,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:24" (1/1) ... [2019-08-10 01:32:24,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:24" (1/1) ... [2019-08-10 01:32:24,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:24" (1/1) ... [2019-08-10 01:32:24,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:24" (1/1) ... [2019-08-10 01:32:24,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:24" (1/1) ... [2019-08-10 01:32:24,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:24" (1/1) ... [2019-08-10 01:32:24,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:32:24,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:32:24,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:32:24,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:32:24,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:24" (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 01:32:24,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:32:24,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:32:24,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2019-08-10 01:32:24,747 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2019-08-10 01:32:24,747 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:32:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:32:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2019-08-10 01:32:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:32:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 01:32:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:32:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:32:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2019-08-10 01:32:24,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:32:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 01:32:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:32:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:32:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:32:25,090 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:32:25,091 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-10 01:32:25,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:32:25 BoogieIcfgContainer [2019-08-10 01:32:25,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:32:25,096 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:32:25,097 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:32:25,098 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:32:25,099 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:32:25" (1/1) ... [2019-08-10 01:32:25,718 WARN L188 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-08-10 01:32:25,899 WARN L188 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2019-08-10 01:32:26,457 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-08-10 01:32:26,625 WARN L188 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2019-08-10 01:32:27,588 WARN L188 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-08-10 01:32:27,813 WARN L188 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-08-10 01:32:27,984 WARN L188 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-08-10 01:32:28,158 WARN L188 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-10 01:32:28,186 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 01:32:28,192 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:32:28,193 INFO L168 Benchmark]: Toolchain (without parser) took 3934.82 ms. Allocated memory was 139.5 MB in the beginning and 262.7 MB in the end (delta: 123.2 MB). Free memory was 86.8 MB in the beginning and 98.1 MB in the end (delta: -11.3 MB). Peak memory consumption was 115.2 MB. Max. memory is 7.1 GB. [2019-08-10 01:32:28,194 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 01:32:28,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.94 ms. Allocated memory is still 139.5 MB. Free memory was 86.4 MB in the beginning and 76.1 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-10 01:32:28,196 INFO L168 Benchmark]: Boogie Preprocessor took 157.93 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 76.1 MB in the beginning and 177.0 MB in the end (delta: -101.0 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-08-10 01:32:28,196 INFO L168 Benchmark]: RCFGBuilder took 395.56 ms. Allocated memory is still 200.3 MB. Free memory was 177.0 MB in the beginning and 159.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 7.1 GB. [2019-08-10 01:32:28,197 INFO L168 Benchmark]: Symbolic Interpretation took 3095.87 ms. Allocated memory was 200.3 MB in the beginning and 262.7 MB in the end (delta: 62.4 MB). Free memory was 159.6 MB in the beginning and 98.1 MB in the end (delta: 61.5 MB). Peak memory consumption was 127.2 MB. Max. memory is 7.1 GB. [2019-08-10 01:32:28,201 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 52]: 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 62#(or (exists ((v_prenex_4 Int)) (and (< v_prenex_4 |#StackHeapBarrier|) (= 0 |#NULL.base|) (not (= 0 v_prenex_4)) (= (select |#valid| v_prenex_4) 0) (= (select |#length| v_prenex_4) 8) (= |#NULL.offset| 0) (= main_~res~0 main_~x~0) (= 0 (select |old(#valid)| 0)))) (exists ((v_prenex_1 Int) (|v_fabs_double_~#gh_u~1.base_3| Int) (|v_fabs_double_~#sh_u~0.base_3| Int)) (or (and (= (select |#length| |v_fabs_double_~#gh_u~1.base_3|) 8) (= 8 (select |#length| |v_fabs_double_~#sh_u~0.base_3|)) (< |v_fabs_double_~#sh_u~0.base_3| |#StackHeapBarrier|) (= (select |#valid| |v_fabs_double_~#gh_u~1.base_3|) 0) (< |v_fabs_double_~#gh_u~1.base_3| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= 0 (select |#valid| |v_fabs_double_~#sh_u~0.base_3|)) (not (= 0 |v_fabs_double_~#gh_u~1.base_3|)) (not (= 0 |v_fabs_double_~#sh_u~0.base_3|)) (= |#NULL.offset| 0) (= main_~res~0 main_~x~0) (= 0 (select |old(#valid)| 0))) (and (= 0 |#NULL.base|) (not (= 0 v_prenex_1)) (< v_prenex_1 |#StackHeapBarrier|) (= 0 (select |#valid| v_prenex_1)) (= |#NULL.offset| 0) (= 8 (select |#length| v_prenex_1)) (= main_~res~0 main_~x~0) (= 0 (select |old(#valid)| 0)))))). 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 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 281.94 ms. Allocated memory is still 139.5 MB. Free memory was 86.4 MB in the beginning and 76.1 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 157.93 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 76.1 MB in the beginning and 177.0 MB in the end (delta: -101.0 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 395.56 ms. Allocated memory is still 200.3 MB. Free memory was 177.0 MB in the beginning and 159.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3095.87 ms. Allocated memory was 200.3 MB in the beginning and 262.7 MB in the end (delta: 62.4 MB). Free memory was 159.6 MB in the beginning and 98.1 MB in the end (delta: 61.5 MB). Peak memory consumption was 127.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...