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_0930.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 01:54:50,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:54:50,691 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:54:50,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:54:50,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:54:50,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:54:50,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:54:50,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:54:50,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:54:50,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:54:50,712 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:54:50,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:54:50,713 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:54:50,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:54:50,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:54:50,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:54:50,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:54:50,718 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:54:50,720 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:54:50,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:54:50,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:54:50,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:54:50,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:54:50,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:54:50,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 01:54:50,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 01:54:50,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 01:54:50,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 01:54:50,734 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 01:54:50,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 01:54:50,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:54:50,738 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:54:50,739 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:54:50,740 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:54:50,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:54:50,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:54:50,742 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:54:50,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:54:50,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:54:50,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:54:50,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:54:50,749 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 01:54:50,775 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:54:50,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:54:50,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:54:50,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:54:50,779 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:54:50,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:54:50,779 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:54:50,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:54:50,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:54:50,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:54:50,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:54:50,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:54:50,781 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:54:50,781 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:54:50,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:54:50,782 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:54:50,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:54:50,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:54:50,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:54:50,784 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:54:50,784 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:54:50,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:54:50,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:54:50,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:54:50,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:54:50,785 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:54:50,785 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:54:50,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:54:50,786 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:54:50,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:54:50,862 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:54:50,867 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:54:50,868 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:54:50,869 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:54:50,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0930.c [2019-08-10 01:54:50,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c1fb9204/739b804ba2db4ef7a0f62ce1c01f6102/FLAG7d48fb503 [2019-08-10 01:54:51,362 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:54:51,362 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0930.c [2019-08-10 01:54:51,374 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c1fb9204/739b804ba2db4ef7a0f62ce1c01f6102/FLAG7d48fb503 [2019-08-10 01:54:51,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c1fb9204/739b804ba2db4ef7a0f62ce1c01f6102 [2019-08-10 01:54:51,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:54:51,704 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:54:51,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:54:51,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:54:51,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:54:51,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:54:51" (1/1) ... [2019-08-10 01:54:51,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59c1f79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:51, skipping insertion in model container [2019-08-10 01:54:51,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:54:51" (1/1) ... [2019-08-10 01:54:51,722 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:54:51,766 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:54:52,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:54:52,091 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:54:52,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:54:52,256 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:54:52,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:52 WrapperNode [2019-08-10 01:54:52,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:54:52,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:54:52,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:54:52,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:54:52,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:52" (1/1) ... [2019-08-10 01:54:52,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:52" (1/1) ... [2019-08-10 01:54:52,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:52" (1/1) ... [2019-08-10 01:54:52,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:52" (1/1) ... [2019-08-10 01:54:52,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:52" (1/1) ... [2019-08-10 01:54:52,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:52" (1/1) ... [2019-08-10 01:54:52,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:52" (1/1) ... [2019-08-10 01:54:52,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:54:52,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:54:52,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:54:52,316 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:54:52,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:54:52" (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 01:54:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:54:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:54:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_logf [2019-08-10 01:54:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2019-08-10 01:54:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:54:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:54:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-10 01:54:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_logf [2019-08-10 01:54:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:54:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 01:54:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:54:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:54:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:54:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 01:54:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2019-08-10 01:54:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:54:52,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:54:52,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:54:52,770 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:54:52,771 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-10 01:54:52,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:54:52 BoogieIcfgContainer [2019-08-10 01:54:52,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:54:52,773 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:54:52,773 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:54:52,773 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:54:52,774 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:54:52" (1/1) ... [2019-08-10 01:54:53,244 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-10 01:54:53,387 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-08-10 01:54:53,513 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-08-10 01:54:54,130 WARN L188 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-10 01:54:54,456 WARN L188 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-10 01:54:54,615 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-10 01:54:55,361 WARN L188 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-10 01:54:55,826 WARN L188 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-10 01:54:55,976 WARN L188 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:54:56,119 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:54:56,273 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:54:56,399 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-10 01:54:56,530 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2019-08-10 01:54:57,020 WARN L188 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-10 01:54:57,350 WARN L188 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-10 01:54:58,177 WARN L188 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-10 01:54:58,712 WARN L188 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-10 01:54:58,882 WARN L188 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-08-10 01:54:59,025 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:54:59,175 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-10 01:54:59,230 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:54:59,387 WARN L188 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-10 01:54:59,564 WARN L188 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2019-08-10 01:55:00,135 WARN L188 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-10 01:55:00,443 WARN L188 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-10 01:55:00,790 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2019-08-10 01:55:01,236 WARN L188 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-10 01:55:01,770 WARN L188 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-10 01:55:02,016 WARN L188 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:55:02,148 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:55:02,311 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:55:02,421 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-10 01:55:02,574 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2019-08-10 01:55:03,052 WARN L188 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-10 01:55:03,350 WARN L188 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-10 01:55:03,476 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-10 01:55:04,126 WARN L188 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-10 01:55:04,631 WARN L188 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-10 01:55:04,762 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:55:04,921 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:55:05,086 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:55:05,224 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-10 01:55:05,629 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 01:55:05,636 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:55:05,638 INFO L168 Benchmark]: Toolchain (without parser) took 13934.63 ms. Allocated memory was 135.8 MB in the beginning and 349.7 MB in the end (delta: 213.9 MB). Free memory was 87.5 MB in the beginning and 252.2 MB in the end (delta: -164.7 MB). Peak memory consumption was 215.3 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:05,638 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 135.8 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 01:55:05,639 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.03 ms. Allocated memory was 135.8 MB in the beginning and 200.8 MB in the end (delta: 65.0 MB). Free memory was 87.1 MB in the beginning and 176.8 MB in the end (delta: -89.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:05,639 INFO L168 Benchmark]: Boogie Preprocessor took 58.29 ms. Allocated memory is still 200.8 MB. Free memory was 176.8 MB in the beginning and 174.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:05,641 INFO L168 Benchmark]: RCFGBuilder took 456.19 ms. Allocated memory is still 200.8 MB. Free memory was 174.4 MB in the beginning and 152.5 MB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:05,641 INFO L168 Benchmark]: Symbolic Interpretation took 12863.99 ms. Allocated memory was 200.8 MB in the beginning and 349.7 MB in the end (delta: 148.9 MB). Free memory was 152.5 MB in the beginning and 252.2 MB in the end (delta: -99.7 MB). Peak memory consumption was 215.2 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:05,649 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 352#(exists ((|v___signbit_float_~#gf_u~2.base_3| 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)) (= (/ 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) (= main_~x~0 1.0)) (and (= ~Lg5_log~0 (/ 1818357259.0 10000000000.0)) (= 0 |#NULL.base|) (= ~Lg7_log~0 (/ 184977483.0 1250000000.0)) (not (= 0 |v___signbit_float_~#gf_u~2.base_3|)) (= (/ 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)) (= 4 (select |#length| |v___signbit_float_~#gf_u~2.base_3|)) (= (/ 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)) (= 0 (select |#valid| |v___signbit_float_~#gf_u~2.base_3|)) (= |#NULL.offset| 0) (= main_~x~0 1.0) (< |v___signbit_float_~#gf_u~2.base_3| |#StackHeapBarrier|)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 135.8 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 552.03 ms. Allocated memory was 135.8 MB in the beginning and 200.8 MB in the end (delta: 65.0 MB). Free memory was 87.1 MB in the beginning and 176.8 MB in the end (delta: -89.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 58.29 ms. Allocated memory is still 200.8 MB. Free memory was 176.8 MB in the beginning and 174.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 456.19 ms. Allocated memory is still 200.8 MB. Free memory was 174.4 MB in the beginning and 152.5 MB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 12863.99 ms. Allocated memory was 200.8 MB in the beginning and 349.7 MB in the end (delta: 148.9 MB). Free memory was 152.5 MB in the beginning and 252.2 MB in the end (delta: -99.7 MB). Peak memory consumption was 215.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...