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_0960b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:06:43,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:06:43,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:06:43,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:06:43,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:06:43,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:06:43,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:06:43,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:06:43,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:06:43,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:06:43,137 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:06:43,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:06:43,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:06:43,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:06:43,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:06:43,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:06:43,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:06:43,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:06:43,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:06:43,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:06:43,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:06:43,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:06:43,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:06:43,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:06:43,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:06:43,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:06:43,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:06:43,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:06:43,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:06:43,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:06:43,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:06:43,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:06:43,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:06:43,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:06:43,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:06:43,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:06:43,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:06:43,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:06:43,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:06:43,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:06:43,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:06:43,164 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 20:06:43,178 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:06:43,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:06:43,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:06:43,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:06:43,180 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:06:43,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:06:43,180 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:06:43,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:06:43,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:06:43,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:06:43,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:06:43,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:06:43,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:06:43,181 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:06:43,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:06:43,182 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:06:43,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:06:43,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:06:43,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:06:43,183 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:06:43,183 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:06:43,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:06:43,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:06:43,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:06:43,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:06:43,184 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:06:43,184 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:06:43,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:06:43,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:06:43,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:06:43,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:06:43,236 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:06:43,238 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:06:43,238 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:06:43,239 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0960b.c [2019-08-14 20:06:43,297 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c02ffc75/ab8b935b65254543a88fefcb28f6d7a4/FLAG0f2fa3d7f [2019-08-14 20:06:43,755 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:06:43,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0960b.c [2019-08-14 20:06:43,764 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c02ffc75/ab8b935b65254543a88fefcb28f6d7a4/FLAG0f2fa3d7f [2019-08-14 20:06:44,136 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c02ffc75/ab8b935b65254543a88fefcb28f6d7a4 [2019-08-14 20:06:44,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:06:44,148 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:06:44,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:06:44,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:06:44,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:06:44,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:06:44" (1/1) ... [2019-08-14 20:06:44,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6055acf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:44, skipping insertion in model container [2019-08-14 20:06:44,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:06:44" (1/1) ... [2019-08-14 20:06:44,163 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:06:44,191 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:06:44,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:06:44,442 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:06:44,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:06:44,631 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:06:44,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:44 WrapperNode [2019-08-14 20:06:44,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:06:44,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:06:44,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:06:44,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:06:44,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:44" (1/1) ... [2019-08-14 20:06:44,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:44" (1/1) ... [2019-08-14 20:06:44,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:44" (1/1) ... [2019-08-14 20:06:44,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:44" (1/1) ... [2019-08-14 20:06:44,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:44" (1/1) ... [2019-08-14 20:06:44,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:44" (1/1) ... [2019-08-14 20:06:44,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:44" (1/1) ... [2019-08-14 20:06:44,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:06:44,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:06:44,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:06:44,687 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:06:44,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:44" (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 20:06:44,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:06:44,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:06:44,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_logf [2019-08-14 20:06:44,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10f [2019-08-14 20:06:44,734 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-14 20:06:44,734 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:06:44,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:06:44,734 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_logf [2019-08-14 20:06:44,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 20:06:44,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-14 20:06:44,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 20:06:44,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 20:06:44,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 20:06:44,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-14 20:06:44,736 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10f [2019-08-14 20:06:44,736 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-14 20:06:44,736 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:06:44,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:06:44,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:06:45,237 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:06:45,237 INFO L283 CfgBuilder]: Removed 14 assume(true) statements. [2019-08-14 20:06:45,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:06:45 BoogieIcfgContainer [2019-08-14 20:06:45,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:06:45,239 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:06:45,239 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:06:45,240 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:06:45,241 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:06:45" (1/1) ... [2019-08-14 20:06:45,699 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-14 20:06:45,835 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-08-14 20:06:46,532 WARN L188 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-08-14 20:06:46,871 WARN L188 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2019-08-14 20:06:47,055 WARN L188 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-14 20:06:47,194 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-08-14 20:06:47,386 WARN L188 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-08-14 20:06:48,502 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:06:48,607 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-14 20:06:49,173 WARN L188 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:06:49,507 WARN L188 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:06:49,633 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-14 20:06:50,142 WARN L188 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:06:50,473 WARN L188 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:06:50,618 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-14 20:06:50,788 WARN L188 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-08-14 20:06:50,914 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2019-08-14 20:06:51,531 WARN L188 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-14 20:06:51,977 WARN L188 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-14 20:06:52,137 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:06:52,291 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-14 20:06:52,448 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:06:52,568 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-14 20:06:53,115 WARN L188 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:06:53,435 WARN L188 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:06:53,557 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-14 20:06:54,135 WARN L188 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:06:54,431 WARN L188 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:06:54,576 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-14 20:06:54,699 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-08-14 20:06:55,234 WARN L188 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-14 20:06:55,725 WARN L188 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-14 20:06:55,866 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:06:56,002 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-14 20:06:56,180 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:06:56,282 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-14 20:06:56,886 WARN L188 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:06:57,168 WARN L188 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:06:57,301 WARN L188 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-14 20:06:57,829 WARN L188 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:06:58,121 WARN L188 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:06:58,869 WARN L188 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-14 20:06:59,445 WARN L188 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-14 20:06:59,624 WARN L188 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:06:59,814 WARN L188 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-14 20:06:59,945 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-14 20:07:00,430 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:07:00,431 INFO L168 Benchmark]: Toolchain (without parser) took 16283.43 ms. Allocated memory was 133.7 MB in the beginning and 402.1 MB in the end (delta: 268.4 MB). Free memory was 87.7 MB in the beginning and 285.5 MB in the end (delta: -197.7 MB). Peak memory consumption was 246.7 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:00,432 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 20:07:00,432 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.40 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 87.5 MB in the beginning and 174.3 MB in the end (delta: -86.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:00,433 INFO L168 Benchmark]: Boogie Preprocessor took 54.16 ms. Allocated memory is still 200.3 MB. Free memory was 174.3 MB in the beginning and 171.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:00,433 INFO L168 Benchmark]: RCFGBuilder took 552.00 ms. Allocated memory is still 200.3 MB. Free memory was 171.8 MB in the beginning and 143.4 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:00,433 INFO L168 Benchmark]: Symbolic Interpretation took 15190.60 ms. Allocated memory was 200.3 MB in the beginning and 402.1 MB in the end (delta: 201.9 MB). Free memory was 143.4 MB in the beginning and 285.5 MB in the end (delta: -142.1 MB). Peak memory consumption was 235.8 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:00,435 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 166]: 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 358#(exists ((v_prenex_32 Int) (|v_isinf_float_~#gf_u~4.base_3| Int)) (or (and (= ~log10_2lo_log10~0 (/ 19758537917.0 25000000000000000.0)) (= ~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)) (= (/ 11111099273.0 50000000000.0) ~Lg4_log~0) (= 0 (select |old(#valid)| 0)) (= (select |#valid| |v_isinf_float_~#gf_u~4.base_3|) 0) (= 33554432.0 ~two25_log10~0) (< |v_isinf_float_~#gf_u~4.base_3| |#StackHeapBarrier|) (= (/ 7656919211.0 50000000000.0) ~Lg6_log~0) (= ~two25_log~0 33554432.0) (= (/ 7525730133.0 25000000000.0) ~log10_2hi_log10~0) (= ~Lg1_log~0 (/ 66666668653.0 100000000000.0)) (= 0.0 ~zero_log~0) (= (/ 43429449201.0 100000000000.0) ~ivln10_log10~0) (= ~ln2_lo_log~0 (/ 18116001229.0 2000000000000000.0)) (= ~Lg2_log~0 (/ 10000000149.0 25000000000.0)) (not (= |v_isinf_float_~#gf_u~4.base_3| 0)) (= 4 (select |#length| |v_isinf_float_~#gf_u~4.base_3|)) (= |#NULL.offset| 0) (= ~zero~0 0.0)) (and (= ~log10_2lo_log10~0 (/ 19758537917.0 25000000000000000.0)) (= ~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_32 |#StackHeapBarrier|) (= (/ 11111099273.0 50000000000.0) ~Lg4_log~0) (= 0 (select |old(#valid)| 0)) (= 33554432.0 ~two25_log10~0) (not (= v_prenex_32 0)) (= (/ 7656919211.0 50000000000.0) ~Lg6_log~0) (= ~two25_log~0 33554432.0) (= (/ 7525730133.0 25000000000.0) ~log10_2hi_log10~0) (= ~Lg1_log~0 (/ 66666668653.0 100000000000.0)) (= 0.0 ~zero_log~0) (= 4 (select |#length| v_prenex_32)) (= (/ 43429449201.0 100000000000.0) ~ivln10_log10~0) (= ~ln2_lo_log~0 (/ 18116001229.0 2000000000000000.0)) (= ~Lg2_log~0 (/ 10000000149.0 25000000000.0)) (= |#NULL.offset| 0) (= ~zero~0 0.0) (= (select |#valid| v_prenex_32) 0)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 483.40 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 87.5 MB in the beginning and 174.3 MB in the end (delta: -86.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 54.16 ms. Allocated memory is still 200.3 MB. Free memory was 174.3 MB in the beginning and 171.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 552.00 ms. Allocated memory is still 200.3 MB. Free memory was 171.8 MB in the beginning and 143.4 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 15190.60 ms. Allocated memory was 200.3 MB in the beginning and 402.1 MB in the end (delta: 201.9 MB). Free memory was 143.4 MB in the beginning and 285.5 MB in the end (delta: -142.1 MB). Peak memory consumption was 235.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...