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_1381.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 01:55:49,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:55:49,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:55:49,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:55:49,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:55:49,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:55:49,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:55:49,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:55:49,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:55:49,622 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:55:49,623 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:55:49,624 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:55:49,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:55:49,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:55:49,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:55:49,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:55:49,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:55:49,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:55:49,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:55:49,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:55:49,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:55:49,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:55:49,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:55:49,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:55:49,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 01:55:49,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 01:55:49,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 01:55:49,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 01:55:49,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 01:55:49,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 01:55:49,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:55:49,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:55:49,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:55:49,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:55:49,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:55:49,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:55:49,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:55:49,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:55:49,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:55:49,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:55:49,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:55:49,667 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 01:55:49,692 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:55:49,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:55:49,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:55:49,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:55:49,695 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:55:49,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:55:49,695 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:55:49,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:55:49,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:55:49,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:55:49,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:55:49,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:55:49,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:55:49,698 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:55:49,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:55:49,699 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:55:49,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:55:49,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:55:49,699 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:55:49,699 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:55:49,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:55:49,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:55:49,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:55:49,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:55:49,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:55:49,701 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:55:49,701 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:55:49,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:55:49,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:55:49,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:55:49,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:55:49,777 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:55:49,778 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:55:49,779 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:55:49,779 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1381.c [2019-08-10 01:55:49,852 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b08d1a0ec/35a00188156845b194a1b2201fac70b5/FLAGe80d8d95e [2019-08-10 01:55:50,333 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:55:50,334 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1381.c [2019-08-10 01:55:50,341 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b08d1a0ec/35a00188156845b194a1b2201fac70b5/FLAGe80d8d95e [2019-08-10 01:55:50,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b08d1a0ec/35a00188156845b194a1b2201fac70b5 [2019-08-10 01:55:50,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:55:50,690 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:55:50,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:55:50,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:55:50,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:55:50,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:55:50" (1/1) ... [2019-08-10 01:55:50,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119db604 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:50, skipping insertion in model container [2019-08-10 01:55:50,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:55:50" (1/1) ... [2019-08-10 01:55:50,707 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:55:50,728 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:55:50,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:55:50,969 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:55:50,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:55:51,108 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:55:51,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:51 WrapperNode [2019-08-10 01:55:51,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:55:51,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:55:51,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:55:51,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:55:51,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:51" (1/1) ... [2019-08-10 01:55:51,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:51" (1/1) ... [2019-08-10 01:55:51,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:51" (1/1) ... [2019-08-10 01:55:51,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:51" (1/1) ... [2019-08-10 01:55:51,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:51" (1/1) ... [2019-08-10 01:55:51,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:51" (1/1) ... [2019-08-10 01:55:51,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:51" (1/1) ... [2019-08-10 01:55:51,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:55:51,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:55:51,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:55:51,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:55:51,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:51" (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 01:55:51,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:55:51,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:55:51,215 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2019-08-10 01:55:51,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2019-08-10 01:55:51,215 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:55:51,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:55:51,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-10 01:55:51,216 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2019-08-10 01:55:51,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:55:51,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 01:55:51,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:55:51,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:55:51,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:55:51,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 01:55:51,217 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2019-08-10 01:55:51,217 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:55:51,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:55:51,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:55:51,481 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:55:51,482 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-10 01:55:51,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:55:51 BoogieIcfgContainer [2019-08-10 01:55:51,483 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:55:51,491 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:55:51,492 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:55:51,492 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:55:51,494 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:55:51" (1/1) ... [2019-08-10 01:55:52,127 WARN L188 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2019-08-10 01:55:52,271 WARN L188 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 51 [2019-08-10 01:55:52,674 WARN L188 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 59 [2019-08-10 01:55:52,889 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 56 [2019-08-10 01:55:53,091 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 01:55:53,100 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:55:53,102 INFO L168 Benchmark]: Toolchain (without parser) took 2411.81 ms. Allocated memory was 136.3 MB in the beginning and 213.4 MB in the end (delta: 77.1 MB). Free memory was 84.5 MB in the beginning and 118.2 MB in the end (delta: -33.7 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:53,103 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 01:55:53,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 420.29 ms. Allocated memory was 136.3 MB in the beginning and 196.1 MB in the end (delta: 59.8 MB). Free memory was 84.3 MB in the beginning and 174.4 MB in the end (delta: -90.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:53,109 INFO L168 Benchmark]: Boogie Preprocessor took 46.85 ms. Allocated memory is still 196.1 MB. Free memory was 174.4 MB in the beginning and 171.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:53,110 INFO L168 Benchmark]: RCFGBuilder took 324.37 ms. Allocated memory is still 196.1 MB. Free memory was 171.9 MB in the beginning and 155.0 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:53,111 INFO L168 Benchmark]: Symbolic Interpretation took 1608.51 ms. Allocated memory was 196.1 MB in the beginning and 213.4 MB in the end (delta: 17.3 MB). Free memory was 155.0 MB in the beginning and 118.2 MB in the end (delta: 36.8 MB). Peak memory consumption was 92.3 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:53,122 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 49]: 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 97#(exists ((|v_copysign_float_~#gf_u~1.base_3| Int) (|v_copysign_float_~#gf_u~0.base_3| Int) (|v_copysign_float_~#sf_u~0.base_3| Int)) (and (= 0 |#NULL.base|) (not (= |v_copysign_float_~#gf_u~0.base_3| 0)) (< |v_copysign_float_~#gf_u~1.base_3| |#StackHeapBarrier|) (= (select |#length| |v_copysign_float_~#gf_u~1.base_3|) 4) (not (= |v_copysign_float_~#sf_u~0.base_3| 0)) (< |v_copysign_float_~#sf_u~0.base_3| |#StackHeapBarrier|) (= 0 (select |old(#valid)| 0)) (= 0 (select |#valid| |v_copysign_float_~#sf_u~0.base_3|)) (= 0 (select |#valid| |v_copysign_float_~#gf_u~1.base_3|)) (= 4 (select |#length| |v_copysign_float_~#sf_u~0.base_3|)) (= (select |#length| |v_copysign_float_~#gf_u~0.base_3|) 4) (= (select |#valid| |v_copysign_float_~#gf_u~0.base_3|) 0) (= |#NULL.offset| 0) (not (= 0 |v_copysign_float_~#gf_u~1.base_3|)) (< |v_copysign_float_~#gf_u~0.base_3| |#StackHeapBarrier|))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 420.29 ms. Allocated memory was 136.3 MB in the beginning and 196.1 MB in the end (delta: 59.8 MB). Free memory was 84.3 MB in the beginning and 174.4 MB in the end (delta: -90.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.85 ms. Allocated memory is still 196.1 MB. Free memory was 174.4 MB in the beginning and 171.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 324.37 ms. Allocated memory is still 196.1 MB. Free memory was 171.9 MB in the beginning and 155.0 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1608.51 ms. Allocated memory was 196.1 MB in the beginning and 213.4 MB in the end (delta: 17.3 MB). Free memory was 155.0 MB in the beginning and 118.2 MB in the end (delta: 36.8 MB). Peak memory consumption was 92.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...