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_1052c.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 19:45:23,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 19:45:23,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 19:45:23,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 19:45:23,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 19:45:23,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 19:45:23,815 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 19:45:23,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 19:45:23,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 19:45:23,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 19:45:23,820 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 19:45:23,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 19:45:23,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 19:45:23,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 19:45:23,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 19:45:23,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 19:45:23,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 19:45:23,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 19:45:23,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 19:45:23,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 19:45:23,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 19:45:23,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 19:45:23,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 19:45:23,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 19:45:23,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 19:45:23,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 19:45:23,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 19:45:23,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 19:45:23,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 19:45:23,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 19:45:23,839 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 19:45:23,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 19:45:23,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 19:45:23,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 19:45:23,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 19:45:23,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 19:45:23,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 19:45:23,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 19:45:23,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 19:45:23,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 19:45:23,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 19:45:23,847 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 [2019-08-14 19:45:23,860 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 19:45:23,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 19:45:23,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 19:45:23,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 19:45:23,862 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 19:45:23,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 19:45:23,863 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 19:45:23,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 19:45:23,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 19:45:23,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 19:45:23,863 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 19:45:23,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 19:45:23,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 19:45:23,864 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 19:45:23,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 19:45:23,864 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 19:45:23,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 19:45:23,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 19:45:23,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 19:45:23,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 19:45:23,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 19:45:23,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 19:45:23,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 19:45:23,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 19:45:23,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 19:45:23,867 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 19:45:23,867 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 19:45:23,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 19:45:23,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 19:45:23,894 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 19:45:23,906 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 19:45:23,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 19:45:23,910 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 19:45:23,911 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 19:45:23,911 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1052c.c [2019-08-14 19:45:23,966 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1033bf833/a9e6909d51ce4d88ad51ff62a5a2257d/FLAG575d9ad05 [2019-08-14 19:45:24,392 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 19:45:24,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1052c.c [2019-08-14 19:45:24,403 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1033bf833/a9e6909d51ce4d88ad51ff62a5a2257d/FLAG575d9ad05 [2019-08-14 19:45:24,771 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1033bf833/a9e6909d51ce4d88ad51ff62a5a2257d [2019-08-14 19:45:24,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 19:45:24,782 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 19:45:24,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 19:45:24,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 19:45:24,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 19:45:24,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 07:45:24" (1/1) ... [2019-08-14 19:45:24,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12d6eb50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:45:24, skipping insertion in model container [2019-08-14 19:45:24,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 07:45:24" (1/1) ... [2019-08-14 19:45:24,806 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 19:45:24,825 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 19:45:24,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 19:45:24,999 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 19:45:25,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 19:45:25,149 INFO L192 MainTranslator]: Completed translation [2019-08-14 19:45:25,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:45:25 WrapperNode [2019-08-14 19:45:25,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 19:45:25,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 19:45:25,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 19:45:25,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 19:45:25,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:45:25" (1/1) ... [2019-08-14 19:45:25,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:45:25" (1/1) ... [2019-08-14 19:45:25,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:45:25" (1/1) ... [2019-08-14 19:45:25,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:45:25" (1/1) ... [2019-08-14 19:45:25,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:45:25" (1/1) ... [2019-08-14 19:45:25,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:45:25" (1/1) ... [2019-08-14 19:45:25,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:45:25" (1/1) ... [2019-08-14 19:45:25,195 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 19:45:25,196 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 19:45:25,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 19:45:25,196 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 19:45:25,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 07:45:25" (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 [2019-08-14 19:45:25,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 19:45:25,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 19:45:25,248 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_double [2019-08-14 19:45:25,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2019-08-14 19:45:25,248 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 19:45:25,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 19:45:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure floor_double [2019-08-14 19:45:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 19:45:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-14 19:45:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 19:45:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 19:45:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 19:45:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-14 19:45:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2019-08-14 19:45:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 19:45:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 19:45:25,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 19:45:25,637 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 19:45:25,638 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-14 19:45:25,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 07:45:25 BoogieIcfgContainer [2019-08-14 19:45:25,639 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 19:45:25,640 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 19:45:25,640 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 19:45:25,640 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 19:45:25,641 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 07:45:25" (1/1) ... [2019-08-14 19:45:26,268 WARN L188 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-14 19:45:26,609 WARN L188 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-14 19:45:26,909 WARN L188 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-14 19:45:27,126 WARN L188 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-08-14 19:45:27,351 WARN L188 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-08-14 19:45:27,561 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-14 19:45:27,867 WARN L188 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-14 19:45:28,107 WARN L188 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-14 19:45:28,340 WARN L188 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-14 19:45:28,583 WARN L188 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-08-14 19:45:28,778 WARN L188 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-08-14 19:45:28,968 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-14 19:45:29,200 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-08-14 19:45:29,409 WARN L188 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-08-14 19:45:29,567 WARN L188 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-14 19:45:29,702 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-14 19:45:30,164 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 19:45:30,218 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 19:45:30,231 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 19:45:30,240 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 19:45:31,039 WARN L188 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 131 [2019-08-14 19:45:31,999 WARN L188 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 128 [2019-08-14 19:45:32,663 WARN L188 SmtUtils]: Spent 600.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-08-14 19:45:33,389 WARN L188 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-08-14 19:45:33,896 WARN L188 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-08-14 19:45:34,151 WARN L188 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-08-14 19:45:34,804 WARN L188 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 121 [2019-08-14 19:45:35,024 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 19:45:35,049 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 19:45:35,137 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 19:45:35,289 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 19:45:35,367 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 19:45:35,387 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 19:45:35,781 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 19:45:35,799 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 19:45:38,780 WARN L188 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 332 DAG size of output: 276 [2019-08-14 19:45:42,057 WARN L188 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 321 DAG size of output: 273 [2019-08-14 19:46:14,970 WARN L188 SmtUtils]: Spent 32.59 s on a formula simplification that was a NOOP. DAG size: 324 [2019-08-14 19:49:34,138 WARN L188 SmtUtils]: Spent 3.29 m on a formula simplification that was a NOOP. DAG size: 375 [2019-08-14 19:50:07,751 WARN L188 SmtUtils]: Spent 27.13 s on a formula simplification that was a NOOP. DAG size: 338 [2019-08-14 19:50:09,352 WARN L188 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2019-08-14 19:50:12,113 WARN L188 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 338 DAG size of output: 302 [2019-08-14 19:50:12,560 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 19:50:12,561 INFO L168 Benchmark]: Toolchain (without parser) took 287779.74 ms. Allocated memory was 133.2 MB in the beginning and 356.0 MB in the end (delta: 222.8 MB). Free memory was 87.4 MB in the beginning and 96.6 MB in the end (delta: -9.2 MB). Peak memory consumption was 259.7 MB. Max. memory is 7.1 GB. [2019-08-14 19:50:12,562 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 19:50:12,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 360.34 ms. Allocated memory was 133.2 MB in the beginning and 201.3 MB in the end (delta: 68.2 MB). Free memory was 87.2 MB in the beginning and 177.9 MB in the end (delta: -90.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-08-14 19:50:12,563 INFO L168 Benchmark]: Boogie Preprocessor took 45.33 ms. Allocated memory is still 201.3 MB. Free memory was 177.9 MB in the beginning and 175.7 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-14 19:50:12,564 INFO L168 Benchmark]: RCFGBuilder took 443.65 ms. Allocated memory is still 201.3 MB. Free memory was 175.7 MB in the beginning and 152.7 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-08-14 19:50:12,564 INFO L168 Benchmark]: Symbolic Interpretation took 286920.39 ms. Allocated memory was 201.3 MB in the beginning and 356.0 MB in the end (delta: 154.7 MB). Free memory was 152.7 MB in the beginning and 96.6 MB in the end (delta: 56.1 MB). Peak memory consumption was 256.8 MB. Max. memory is 7.1 GB. [2019-08-14 19:50:12,566 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 103]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 214#(exists ((v_prenex_80 Int)) (or (and (= 0 |#NULL.base|) (= ~huge_floor~0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (= (select |#length| v_prenex_80) 8) (< v_prenex_80 |#StackHeapBarrier|) (= 0 |#NULL.base|) (= ~huge_floor~0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) (= (select |#valid| v_prenex_80) 0) (= |#NULL.offset| 0) (not (= 0 v_prenex_80)) (= 0 (select |old(#valid)| 0))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 360.34 ms. Allocated memory was 133.2 MB in the beginning and 201.3 MB in the end (delta: 68.2 MB). Free memory was 87.2 MB in the beginning and 177.9 MB in the end (delta: -90.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.33 ms. Allocated memory is still 201.3 MB. Free memory was 177.9 MB in the beginning and 175.7 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 443.65 ms. Allocated memory is still 201.3 MB. Free memory was 175.7 MB in the beginning and 152.7 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 286920.39 ms. Allocated memory was 201.3 MB in the beginning and 356.0 MB in the end (delta: 154.7 MB). Free memory was 152.7 MB in the beginning and 96.6 MB in the end (delta: 56.1 MB). Peak memory consumption was 256.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...