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_0960a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 01:54:52,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:54:52,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:54:52,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:54:52,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:54:52,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:54:52,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:54:52,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:54:52,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:54:52,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:54:52,359 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:54:52,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:54:52,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:54:52,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:54:52,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:54:52,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:54:52,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:54:52,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:54:52,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:54:52,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:54:52,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:54:52,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:54:52,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:54:52,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:54:52,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 01:54:52,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 01:54:52,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 01:54:52,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 01:54:52,377 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 01:54:52,378 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 01:54:52,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:54:52,379 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:54:52,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:54:52,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:54:52,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:54:52,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:54:52,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:54:52,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:54:52,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:54:52,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:54:52,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:54:52,392 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 01:54:52,416 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:54:52,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:54:52,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:54:52,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:54:52,419 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:54:52,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:54:52,420 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:54:52,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:54:52,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:54:52,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:54:52,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:54:52,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:54:52,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:54:52,422 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:54:52,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:54:52,423 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:54:52,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:54:52,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:54:52,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:54:52,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:54:52,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:54:52,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:54:52,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:54:52,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:54:52,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:54:52,425 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:54:52,426 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:54:52,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:54:52,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:54:52,471 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:54:52,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:54:52,486 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:54:52,488 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:54:52,488 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:54:52,489 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0960a.c [2019-08-10 01:54:52,555 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d51b595c/2131b9c585384300a1c4aa4840648e24/FLAG425fdcbca [2019-08-10 01:54:53,021 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:54:53,022 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0960a.c [2019-08-10 01:54:53,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d51b595c/2131b9c585384300a1c4aa4840648e24/FLAG425fdcbca [2019-08-10 01:54:53,416 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d51b595c/2131b9c585384300a1c4aa4840648e24 [2019-08-10 01:54:53,426 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:54:53,427 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:54:53,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:54:53,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:54:53,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:54:53,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:54:53" (1/1) ... [2019-08-10 01:54:53,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7533c3bd 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 01:54:53,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:54:53" (1/1) ... [2019-08-10 01:54:53,443 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:54:53,466 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:54:53,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:54:53,725 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:54:53,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:54:53,890 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:54:53,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:53 WrapperNode [2019-08-10 01:54:53,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:54:53,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:54:53,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:54:53,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:54:53,902 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 01:54:53,902 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 01:54:53,914 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 01:54:53,915 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 01:54:53,932 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 01:54:53,941 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 01:54:53,944 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 01:54:53,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:54:53,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:54:53,949 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:54:53,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:54:53,951 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 01:54:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:54:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:54:54,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_logf [2019-08-10 01:54:54,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10f [2019-08-10 01:54:54,007 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-10 01:54:54,007 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:54:54,007 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:54:54,007 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-10 01:54:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_logf [2019-08-10 01:54:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:54:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 01:54:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:54:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:54:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:54:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 01:54:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10f [2019-08-10 01:54:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-10 01:54:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:54:54,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:54:54,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:54:54,528 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:54:54,528 INFO L283 CfgBuilder]: Removed 14 assume(true) statements. [2019-08-10 01:54:54,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:54:54 BoogieIcfgContainer [2019-08-10 01:54:54,530 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:54:54,530 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:54:54,530 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:54:54,531 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:54:54,531 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 01:54:54,759 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-08-10 01:54:54,976 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-10 01:54:56,292 WARN L188 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-08-10 01:54:56,790 WARN L188 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2019-08-10 01:54:57,003 WARN L188 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:54:57,144 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-08-10 01:54:57,352 WARN L188 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-08-10 01:54:57,744 WARN L188 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-08-10 01:54:58,063 WARN L188 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2019-08-10 01:54:58,216 WARN L188 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:54:58,338 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-08-10 01:54:58,526 WARN L188 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-08-10 01:54:59,479 WARN L188 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-10 01:54:59,780 WARN L188 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-10 01:54:59,928 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-10 01:55:00,749 WARN L188 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-10 01:55:01,251 WARN L188 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-10 01:55:01,394 WARN L188 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:55:01,566 WARN L188 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:55:01,721 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:55:02,393 WARN L188 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-10 01:55:02,695 WARN L188 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-10 01:55:03,469 WARN L188 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-10 01:55:03,966 WARN L188 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-10 01:55:04,099 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:55:04,226 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:55:04,358 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:55:04,493 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-10 01:55:05,059 WARN L188 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-10 01:55:05,367 WARN L188 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-10 01:55:05,542 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-10 01:55:05,661 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-08-10 01:55:06,196 WARN L188 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-10 01:55:06,654 WARN L188 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-10 01:55:06,799 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-08-10 01:55:06,925 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:55:07,046 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:55:07,165 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-10 01:55:07,718 WARN L188 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-10 01:55:08,006 WARN L188 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-10 01:55:08,774 WARN L188 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-10 01:55:09,256 WARN L188 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-10 01:55:09,385 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:55:09,519 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:55:09,688 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:55:09,790 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-10 01:55:10,481 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 01:55:10,490 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:55:10,493 INFO L168 Benchmark]: Toolchain (without parser) took 17065.00 ms. Allocated memory was 132.6 MB in the beginning and 407.9 MB in the end (delta: 275.3 MB). Free memory was 87.9 MB in the beginning and 245.6 MB in the end (delta: -157.7 MB). Peak memory consumption was 259.2 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:10,493 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-10 01:55:10,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 462.63 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.7 MB in the beginning and 172.7 MB in the end (delta: -85.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:10,494 INFO L168 Benchmark]: Boogie Preprocessor took 57.67 ms. Allocated memory is still 199.2 MB. Free memory was 172.7 MB in the beginning and 170.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:10,495 INFO L168 Benchmark]: RCFGBuilder took 580.58 ms. Allocated memory is still 199.2 MB. Free memory was 170.2 MB in the beginning and 142.4 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:10,495 INFO L168 Benchmark]: Symbolic Interpretation took 15960.80 ms. Allocated memory was 199.2 MB in the beginning and 407.9 MB in the end (delta: 208.7 MB). Free memory was 142.4 MB in the beginning and 245.6 MB in the end (delta: -103.3 MB). Peak memory consumption was 247.1 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:10,506 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 167]: 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 416#(exists ((v_prenex_31 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)) (= main_~x~0 0.0) (= 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)) (= 4 (select |#length| v_prenex_31)) (= ~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) (< v_prenex_31 |#StackHeapBarrier|) (= 0 (select |old(#valid)| 0)) (= 33554432.0 ~two25_log10~0) (not (= v_prenex_31 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)) (= main_~x~0 0.0) (= 0.0 ~zero_log~0) (= (select |#valid| v_prenex_31) 0) (= (/ 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)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 462.63 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.7 MB in the beginning and 172.7 MB in the end (delta: -85.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.67 ms. Allocated memory is still 199.2 MB. Free memory was 172.7 MB in the beginning and 170.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 580.58 ms. Allocated memory is still 199.2 MB. Free memory was 170.2 MB in the beginning and 142.4 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 15960.80 ms. Allocated memory was 199.2 MB in the beginning and 407.9 MB in the end (delta: 208.7 MB). Free memory was 142.4 MB in the beginning and 245.6 MB in the end (delta: -103.3 MB). Peak memory consumption was 247.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...