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_0931.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 01:54:52,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:54:52,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:54:52,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:54:52,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:54:52,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:54:52,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:54:52,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:54:52,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:54:52,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:54:52,160 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:54:52,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:54:52,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:54:52,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:54:52,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:54:52,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:54:52,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:54:52,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:54:52,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:54:52,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:54:52,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:54:52,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:54:52,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:54:52,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:54:52,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 01:54:52,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 01:54:52,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 01:54:52,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 01:54:52,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 01:54:52,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 01:54:52,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:54:52,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:54:52,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:54:52,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:54:52,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:54:52,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:54:52,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:54:52,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:54:52,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:54:52,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:54:52,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:54:52,187 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 01:54:52,206 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:54:52,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:54:52,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:54:52,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:54:52,208 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:54:52,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:54:52,208 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:54:52,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:54:52,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:54:52,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:54:52,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:54:52,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:54:52,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:54:52,210 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:54:52,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:54:52,210 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:54:52,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:54:52,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:54:52,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:54:52,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:54:52,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:54:52,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:54:52,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:54:52,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:54:52,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:54:52,212 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:54:52,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:54:52,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:54:52,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:54:52,241 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:54:52,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:54:52,260 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:54:52,262 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:54:52,262 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:54:52,263 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0931.c [2019-08-10 01:54:52,330 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/368da9b21/1ac99bedfbe64f9f9f11b8939bf5e640/FLAGd578f18b4 [2019-08-10 01:54:52,795 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:54:52,795 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0931.c [2019-08-10 01:54:52,803 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/368da9b21/1ac99bedfbe64f9f9f11b8939bf5e640/FLAGd578f18b4 [2019-08-10 01:54:53,145 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/368da9b21/1ac99bedfbe64f9f9f11b8939bf5e640 [2019-08-10 01:54:53,157 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:54:53,161 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:54:53,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:54:53,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:54:53,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:54:53,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:54:53" (1/1) ... [2019-08-10 01:54:53,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@173605e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:53, skipping insertion in model container [2019-08-10 01:54:53,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:54:53" (1/1) ... [2019-08-10 01:54:53,177 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:54:53,201 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:54:53,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:54:53,404 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:54:53,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:54:53,568 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:54:53,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:53 WrapperNode [2019-08-10 01:54:53,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:54:53,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:54:53,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:54:53,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:54:53,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:53" (1/1) ... [2019-08-10 01:54:53,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:53" (1/1) ... [2019-08-10 01:54:53,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:53" (1/1) ... [2019-08-10 01:54:53,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:53" (1/1) ... [2019-08-10 01:54:53,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:53" (1/1) ... [2019-08-10 01:54:53,611 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:53" (1/1) ... [2019-08-10 01:54:53,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:53" (1/1) ... [2019-08-10 01:54:53,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:54:53,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:54:53,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:54:53,617 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:54:53,618 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:53" (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 01:54:53,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:54:53,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:54:53,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_logf [2019-08-10 01:54:53,680 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-10 01:54:53,681 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:54:53,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:54:53,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-10 01:54:53,681 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_logf [2019-08-10 01:54:53,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:54:53,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 01:54:53,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:54:53,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:54:53,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:54:53,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 01:54:53,682 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-10 01:54:53,682 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:54:53,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:54:53,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:54:54,043 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:54:54,043 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-10 01:54:54,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:54:54 BoogieIcfgContainer [2019-08-10 01:54:54,044 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:54:54,045 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:54:54,045 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:54:54,045 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:54:54,046 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:54:54" (1/1) ... [2019-08-10 01:54:54,492 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-10 01:54:55,403 WARN L188 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-10 01:54:55,725 WARN L188 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-10 01:54:55,874 WARN L188 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-10 01:54:56,034 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-08-10 01:54:56,165 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2019-08-10 01:54:56,747 WARN L188 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-10 01:54:57,248 WARN L188 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-10 01:54:57,413 WARN L188 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:54:57,562 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:54:57,736 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:54:57,846 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-10 01:54:58,460 WARN L188 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-10 01:54:58,790 WARN L188 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-10 01:54:59,647 WARN L188 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-10 01:55:00,354 WARN L188 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-10 01:55:00,502 WARN L188 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-08-10 01:55:00,623 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:55:00,757 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:55:00,885 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-10 01:55:01,509 WARN L188 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-10 01:55:01,793 WARN L188 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-10 01:55:01,918 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-08-10 01:55:02,615 WARN L188 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-10 01:55:03,094 WARN L188 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-10 01:55:03,257 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:55:03,407 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:55:03,553 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-10 01:55:03,623 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:55:04,293 WARN L188 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-10 01:55:04,624 WARN L188 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-10 01:55:04,760 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-10 01:55:05,415 WARN L188 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-10 01:55:05,929 WARN L188 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-10 01:55:06,118 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:55:06,261 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:55:06,412 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:55:06,520 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-10 01:55:07,253 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 01:55:07,261 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:55:07,263 INFO L168 Benchmark]: Toolchain (without parser) took 14104.47 ms. Allocated memory was 133.2 MB in the beginning and 368.6 MB in the end (delta: 235.4 MB). Free memory was 88.8 MB in the beginning and 325.7 MB in the end (delta: -236.9 MB). Peak memory consumption was 240.1 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:07,263 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-10 01:55:07,264 INFO L168 Benchmark]: CACSL2BoogieTranslator took 406.61 ms. Allocated memory was 133.2 MB in the beginning and 200.8 MB in the end (delta: 67.6 MB). Free memory was 88.6 MB in the beginning and 176.4 MB in the end (delta: -87.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:07,265 INFO L168 Benchmark]: Boogie Preprocessor took 47.50 ms. Allocated memory is still 200.8 MB. Free memory was 176.4 MB in the beginning and 174.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:07,265 INFO L168 Benchmark]: RCFGBuilder took 427.34 ms. Allocated memory is still 200.8 MB. Free memory was 174.6 MB in the beginning and 152.6 MB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:07,266 INFO L168 Benchmark]: Symbolic Interpretation took 13216.56 ms. Allocated memory was 200.8 MB in the beginning and 368.6 MB in the end (delta: 167.8 MB). Free memory was 152.6 MB in the beginning and 325.7 MB in the end (delta: -173.1 MB). Peak memory consumption was 236.3 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:07,268 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 121]: 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 348#(exists ((v_prenex_26 Int) (v_prenex_24 Int)) (or (and (= ~Lg5_log~0 (/ 1818357259.0 10000000000.0)) (= 0 |#NULL.base|) (= ~Lg7_log~0 (/ 184977483.0 1250000000.0)) (= (/ 28571429849.0 100000000000.0) ~Lg3_log~0) (= ~ln2_hi_log~0 (/ 2166056633.0 3125000000.0)) (< v_prenex_26 |#StackHeapBarrier|) (= (/ 11111099273.0 50000000000.0) ~Lg4_log~0) (= 0 (select |old(#valid)| 0)) (= (/ 7656919211.0 50000000000.0) ~Lg6_log~0) (= ~two25_log~0 33554432.0) (= ~Lg1_log~0 (/ 66666668653.0 100000000000.0)) (= 0.0 ~zero_log~0) (= (select |#valid| v_prenex_26) 0) (= (select |#length| v_prenex_26) 4) (= ~ln2_lo_log~0 (/ 18116001229.0 2000000000000000.0)) (= ~Lg2_log~0 (/ 10000000149.0 25000000000.0)) (= |#NULL.offset| 0) (not (= v_prenex_26 0))) (and (= ~Lg5_log~0 (/ 1818357259.0 10000000000.0)) (= 0 |#NULL.base|) (= ~Lg7_log~0 (/ 184977483.0 1250000000.0)) (= (select |#valid| v_prenex_24) 0) (= (select |#length| v_prenex_24) 4) (= (/ 28571429849.0 100000000000.0) ~Lg3_log~0) (= ~ln2_hi_log~0 (/ 2166056633.0 3125000000.0)) (= (/ 11111099273.0 50000000000.0) ~Lg4_log~0) (= 0 (select |old(#valid)| 0)) (= (/ 7656919211.0 50000000000.0) ~Lg6_log~0) (= ~two25_log~0 33554432.0) (= ~Lg1_log~0 (/ 66666668653.0 100000000000.0)) (= 0.0 ~zero_log~0) (= ~ln2_lo_log~0 (/ 18116001229.0 2000000000000000.0)) (= ~Lg2_log~0 (/ 10000000149.0 25000000000.0)) (= |#NULL.offset| 0) (< v_prenex_24 |#StackHeapBarrier|) (not (= v_prenex_24 0))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 406.61 ms. Allocated memory was 133.2 MB in the beginning and 200.8 MB in the end (delta: 67.6 MB). Free memory was 88.6 MB in the beginning and 176.4 MB in the end (delta: -87.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.50 ms. Allocated memory is still 200.8 MB. Free memory was 176.4 MB in the beginning and 174.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 427.34 ms. Allocated memory is still 200.8 MB. Free memory was 174.6 MB in the beginning and 152.6 MB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 13216.56 ms. Allocated memory was 200.8 MB in the beginning and 368.6 MB in the end (delta: 167.8 MB). Free memory was 152.6 MB in the beginning and 325.7 MB in the end (delta: -173.1 MB). Peak memory consumption was 236.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...