./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0281.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0281.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c9a1fee23eedac3d97051809c6053bb68912ddb9 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0281.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c9a1fee23eedac3d97051809c6053bb68912ddb9 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 17:32:46,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 17:32:46,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 17:32:46,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 17:32:46,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 17:32:46,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 17:32:46,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 17:32:46,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 17:32:46,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 17:32:46,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 17:32:46,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 17:32:46,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 17:32:46,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 17:32:46,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 17:32:46,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 17:32:46,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 17:32:46,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 17:32:46,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 17:32:46,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 17:32:46,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 17:32:46,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 17:32:46,729 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 17:32:46,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 17:32:46,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 17:32:46,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 17:32:46,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 17:32:46,743 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 17:32:46,744 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 17:32:46,745 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 17:32:46,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 17:32:46,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 17:32:46,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 17:32:46,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 17:32:46,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 17:32:46,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 17:32:46,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 17:32:46,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 17:32:46,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 17:32:46,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 17:32:46,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 17:32:46,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 17:32:46,760 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 17:32:46,789 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 17:32:46,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 17:32:46,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 17:32:46,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 17:32:46,792 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 17:32:46,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 17:32:46,792 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 17:32:46,792 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 17:32:46,793 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 17:32:46,793 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 17:32:46,794 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 17:32:46,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 17:32:46,795 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 17:32:46,795 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 17:32:46,796 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 17:32:46,796 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 17:32:46,796 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 17:32:46,796 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 17:32:46,797 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 17:32:46,797 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 17:32:46,797 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 17:32:46,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 17:32:46,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 17:32:46,798 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 17:32:46,798 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 17:32:46,799 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 17:32:46,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 17:32:46,799 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 17:32:46,799 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 17:32:46,800 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9a1fee23eedac3d97051809c6053bb68912ddb9 [2020-07-28 17:32:47,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 17:32:47,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 17:32:47,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 17:32:47,144 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 17:32:47,144 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 17:32:47,145 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0281.c [2020-07-28 17:32:47,219 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34c600670/0e14bff0addc476a8d7faf1af4db1dc8/FLAGc39921e16 [2020-07-28 17:32:47,728 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 17:32:47,729 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0281.c [2020-07-28 17:32:47,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34c600670/0e14bff0addc476a8d7faf1af4db1dc8/FLAGc39921e16 [2020-07-28 17:32:48,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34c600670/0e14bff0addc476a8d7faf1af4db1dc8 [2020-07-28 17:32:48,075 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 17:32:48,078 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 17:32:48,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 17:32:48,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 17:32:48,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 17:32:48,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:32:48" (1/1) ... [2020-07-28 17:32:48,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d6b60a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:48, skipping insertion in model container [2020-07-28 17:32:48,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:32:48" (1/1) ... [2020-07-28 17:32:48,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 17:32:48,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 17:32:48,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 17:32:48,389 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 17:32:48,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 17:32:48,560 INFO L208 MainTranslator]: Completed translation [2020-07-28 17:32:48,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:48 WrapperNode [2020-07-28 17:32:48,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 17:32:48,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 17:32:48,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 17:32:48,566 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 17:32:48,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:48" (1/1) ... [2020-07-28 17:32:48,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:48" (1/1) ... [2020-07-28 17:32:48,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 17:32:48,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 17:32:48,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 17:32:48,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 17:32:48,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:48" (1/1) ... [2020-07-28 17:32:48,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:48" (1/1) ... [2020-07-28 17:32:48,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:48" (1/1) ... [2020-07-28 17:32:48,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:48" (1/1) ... [2020-07-28 17:32:48,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:48" (1/1) ... [2020-07-28 17:32:48,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:48" (1/1) ... [2020-07-28 17:32:48,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:48" (1/1) ... [2020-07-28 17:32:48,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 17:32:48,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 17:32:48,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 17:32:48,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 17:32:48,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:48" (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 [2020-07-28 17:32:48,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 17:32:48,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-07-28 17:32:48,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-28 17:32:48,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-07-28 17:32:48,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 17:32:48,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 17:32:48,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-28 17:32:48,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-28 17:32:49,742 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 17:32:49,743 INFO L295 CfgBuilder]: Removed 30 assume(true) statements. [2020-07-28 17:32:49,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:32:49 BoogieIcfgContainer [2020-07-28 17:32:49,748 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 17:32:49,750 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 17:32:49,750 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 17:32:49,753 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 17:32:49,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 05:32:48" (1/3) ... [2020-07-28 17:32:49,755 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@734e9e75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 05:32:49, skipping insertion in model container [2020-07-28 17:32:49,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:48" (2/3) ... [2020-07-28 17:32:49,756 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@734e9e75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 05:32:49, skipping insertion in model container [2020-07-28 17:32:49,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:32:49" (3/3) ... [2020-07-28 17:32:49,757 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0281.c [2020-07-28 17:32:49,767 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 17:32:49,774 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-28 17:32:49,786 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-28 17:32:49,808 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 17:32:49,808 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 17:32:49,808 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 17:32:49,808 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 17:32:49,809 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 17:32:49,809 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 17:32:49,809 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 17:32:49,809 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 17:32:49,832 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states. [2020-07-28 17:32:49,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-07-28 17:32:49,839 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 17:32:49,840 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 17:32:49,840 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 17:32:49,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 17:32:49,846 INFO L82 PathProgramCache]: Analyzing trace with hash -2510696, now seen corresponding path program 1 times [2020-07-28 17:32:49,854 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 17:32:49,855 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084083738] [2020-07-28 17:32:49,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 17:32:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:32:50,004 INFO L280 TraceCheckUtils]: 0: Hoare triple {77#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~one_sqrt~0 := 1.0;~tiny_sqrt~0 := 1.0E-300;~one_asin~0 := 1.0;~huge_asin~0 := 1.0E300;~pio2_hi_asin~0 := 1.5707963267948966;~pio2_lo_asin~0 := 6.123233995736766E-17;~pio4_hi_asin~0 := 0.7853981633974483;~pS0_asin~0 := 0.16666666666666666;~pS1_asin~0 := ~someUnaryDOUBLEoperation(0.3255658186224009);~pS2_asin~0 := 0.20121253213486293;~pS3_asin~0 := ~someUnaryDOUBLEoperation(0.04005553450067941);~pS4_asin~0 := 7.915349942898145E-4;~pS5_asin~0 := 3.479331075960212E-5;~qS1_asin~0 := ~someUnaryDOUBLEoperation(2.403394911734414);~qS2_asin~0 := 2.0209457602335057;~qS3_asin~0 := ~someUnaryDOUBLEoperation(0.6882839716054533);~qS4_asin~0 := 0.07703815055590194; {77#true} is VALID [2020-07-28 17:32:50,005 INFO L280 TraceCheckUtils]: 1: Hoare triple {77#true} havoc main_#res;havoc main_#t~nondet19, main_#t~ret20, main_#t~ret21, main_~res~0, main_~x~0;main_~x~0 := main_#t~nondet19;havoc main_#t~nondet19; {77#true} is VALID [2020-07-28 17:32:50,005 INFO L280 TraceCheckUtils]: 2: Hoare triple {77#true} assume ~someBinaryDOUBLEComparisonOperation(main_~x~0, ~someUnaryDOUBLEoperation(1.0)) && ~someBinaryDOUBLEComparisonOperation(main_~x~0, 1.0);__ieee754_asin_#in~x := main_~x~0;havoc __ieee754_asin_#res;havoc __ieee754_asin_#t~mem11, __ieee754_asin_#t~union12, __ieee754_asin_~#gh_u~1.base, __ieee754_asin_~#gh_u~1.offset, __ieee754_asin_#t~mem13, __ieee754_asin_#t~union14, __ieee754_asin_~#gl_u~0.base, __ieee754_asin_~#gl_u~0.offset, __ieee754_asin_~lx~0, __ieee754_asin_#t~ret15, __ieee754_asin_#t~ret16, __ieee754_asin_#t~mem17, __ieee754_asin_#t~union18.lsw, __ieee754_asin_#t~union18.msw, __ieee754_asin_~#sl_u~0.base, __ieee754_asin_~#sl_u~0.offset, __ieee754_asin_~x, __ieee754_asin_~t~1, __ieee754_asin_~w~0, __ieee754_asin_~p~0, __ieee754_asin_~q~1, __ieee754_asin_~c~0, __ieee754_asin_~r~1, __ieee754_asin_~s~0, __ieee754_asin_~hx~0, __ieee754_asin_~ix~0;__ieee754_asin_~x := __ieee754_asin_#in~x;havoc __ieee754_asin_~t~1;havoc __ieee754_asin_~w~0;havoc __ieee754_asin_~p~0;havoc __ieee754_asin_~q~1;havoc __ieee754_asin_~c~0;havoc __ieee754_asin_~r~1;havoc __ieee754_asin_~s~0;havoc __ieee754_asin_~hx~0;havoc __ieee754_asin_~ix~0; {77#true} is VALID [2020-07-28 17:32:50,007 INFO L280 TraceCheckUtils]: 3: Hoare triple {77#true} assume !true; {78#false} is VALID [2020-07-28 17:32:50,007 INFO L280 TraceCheckUtils]: 4: Hoare triple {78#false} __ieee754_asin_~ix~0 := ~bitwiseAnd(__ieee754_asin_~hx~0, 2147483647); {78#false} is VALID [2020-07-28 17:32:50,008 INFO L280 TraceCheckUtils]: 5: Hoare triple {78#false} assume __ieee754_asin_~ix~0 >= 1072693248;havoc __ieee754_asin_~lx~0; {78#false} is VALID [2020-07-28 17:32:50,008 INFO L280 TraceCheckUtils]: 6: Hoare triple {78#false} assume !true; {78#false} is VALID [2020-07-28 17:32:50,009 INFO L280 TraceCheckUtils]: 7: Hoare triple {78#false} assume 0 == ~bitwiseOr(__ieee754_asin_~ix~0 - 1072693248, __ieee754_asin_~lx~0) % 4294967296;__ieee754_asin_#res := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(__ieee754_asin_~x, ~pio2_hi_asin~0), ~someBinaryArithmeticDOUBLEoperation(__ieee754_asin_~x, ~pio2_lo_asin~0)); {78#false} is VALID [2020-07-28 17:32:50,009 INFO L280 TraceCheckUtils]: 8: Hoare triple {78#false} main_#t~ret20 := __ieee754_asin_#res;main_~res~0 := main_#t~ret20;havoc main_#t~ret20;isnan_double_#in~x := main_~res~0;havoc isnan_double_#res;havoc isnan_double_~x;isnan_double_~x := isnan_double_#in~x;isnan_double_#res := (if ~someBinaryDOUBLEComparisonOperation(isnan_double_~x, isnan_double_~x) then 1 else 0); {78#false} is VALID [2020-07-28 17:32:50,009 INFO L280 TraceCheckUtils]: 9: Hoare triple {78#false} main_#t~ret21 := isnan_double_#res;assume -2147483648 <= main_#t~ret21 && main_#t~ret21 <= 2147483647; {78#false} is VALID [2020-07-28 17:32:50,010 INFO L280 TraceCheckUtils]: 10: Hoare triple {78#false} assume 0 == main_#t~ret21;havoc main_#t~ret21; {78#false} is VALID [2020-07-28 17:32:50,010 INFO L280 TraceCheckUtils]: 11: Hoare triple {78#false} assume !false; {78#false} is VALID [2020-07-28 17:32:50,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 17:32:50,015 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084083738] [2020-07-28 17:32:50,016 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 17:32:50,016 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 17:32:50,017 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688392408] [2020-07-28 17:32:50,024 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2020-07-28 17:32:50,026 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 17:32:50,030 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 17:32:50,067 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 12 edges. 12 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:32:50,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 17:32:50,068 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 17:32:50,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 17:32:50,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 17:32:50,081 INFO L87 Difference]: Start difference. First operand 74 states. Second operand 2 states. [2020-07-28 17:32:50,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:32:50,272 INFO L93 Difference]: Finished difference Result 145 states and 236 transitions. [2020-07-28 17:32:50,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 17:32:50,273 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2020-07-28 17:32:50,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 17:32:50,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 17:32:50,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 236 transitions. [2020-07-28 17:32:50,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 17:32:50,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 236 transitions. [2020-07-28 17:32:50,298 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 236 transitions. [2020-07-28 17:32:50,658 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 236 edges. 236 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:32:50,674 INFO L225 Difference]: With dead ends: 145 [2020-07-28 17:32:50,674 INFO L226 Difference]: Without dead ends: 70 [2020-07-28 17:32:50,678 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 17:32:50,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2020-07-28 17:32:50,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2020-07-28 17:32:50,726 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 17:32:50,726 INFO L82 GeneralOperation]: Start isEquivalent. First operand 70 states. Second operand 70 states. [2020-07-28 17:32:50,727 INFO L74 IsIncluded]: Start isIncluded. First operand 70 states. Second operand 70 states. [2020-07-28 17:32:50,727 INFO L87 Difference]: Start difference. First operand 70 states. Second operand 70 states. [2020-07-28 17:32:50,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:32:50,733 INFO L93 Difference]: Finished difference Result 70 states and 96 transitions. [2020-07-28 17:32:50,733 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 96 transitions. [2020-07-28 17:32:50,734 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:32:50,735 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:32:50,735 INFO L74 IsIncluded]: Start isIncluded. First operand 70 states. Second operand 70 states. [2020-07-28 17:32:50,735 INFO L87 Difference]: Start difference. First operand 70 states. Second operand 70 states. [2020-07-28 17:32:50,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:32:50,748 INFO L93 Difference]: Finished difference Result 70 states and 96 transitions. [2020-07-28 17:32:50,748 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 96 transitions. [2020-07-28 17:32:50,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:32:50,750 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:32:50,750 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 17:32:50,751 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 17:32:50,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-07-28 17:32:50,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 96 transitions. [2020-07-28 17:32:50,763 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 96 transitions. Word has length 12 [2020-07-28 17:32:50,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 17:32:50,764 INFO L479 AbstractCegarLoop]: Abstraction has 70 states and 96 transitions. [2020-07-28 17:32:50,764 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 17:32:50,765 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 96 transitions. [2020-07-28 17:32:50,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-28 17:32:50,767 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 17:32:50,767 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 17:32:50,768 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 17:32:50,769 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 17:32:50,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 17:32:50,769 INFO L82 PathProgramCache]: Analyzing trace with hash -697724311, now seen corresponding path program 1 times [2020-07-28 17:32:50,771 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 17:32:50,771 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164252790] [2020-07-28 17:32:50,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 17:32:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-28 17:32:50,917 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-28 17:32:50,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-28 17:32:50,980 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-28 17:32:51,043 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-28 17:32:51,047 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-28 17:32:51,049 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 17:32:51,094 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 17:32:51,094 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 17:32:51,094 WARN L170 areAnnotationChecker]: L242 has no Hoare annotation [2020-07-28 17:32:51,094 WARN L170 areAnnotationChecker]: L242 has no Hoare annotation [2020-07-28 17:32:51,095 WARN L170 areAnnotationChecker]: L166-2 has no Hoare annotation [2020-07-28 17:32:51,095 WARN L170 areAnnotationChecker]: L166-2 has no Hoare annotation [2020-07-28 17:32:51,095 WARN L170 areAnnotationChecker]: L242-2 has no Hoare annotation [2020-07-28 17:32:51,095 WARN L170 areAnnotationChecker]: L166-1 has no Hoare annotation [2020-07-28 17:32:51,095 WARN L170 areAnnotationChecker]: L166-1 has no Hoare annotation [2020-07-28 17:32:51,095 WARN L170 areAnnotationChecker]: L166-3 has no Hoare annotation [2020-07-28 17:32:51,096 WARN L170 areAnnotationChecker]: L253 has no Hoare annotation [2020-07-28 17:32:51,096 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-28 17:32:51,096 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-28 17:32:51,096 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 17:32:51,096 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-28 17:32:51,097 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-28 17:32:51,097 WARN L170 areAnnotationChecker]: L183 has no Hoare annotation [2020-07-28 17:32:51,097 WARN L170 areAnnotationChecker]: L183 has no Hoare annotation [2020-07-28 17:32:51,097 WARN L170 areAnnotationChecker]: L174-1 has no Hoare annotation [2020-07-28 17:32:51,097 WARN L170 areAnnotationChecker]: L174-1 has no Hoare annotation [2020-07-28 17:32:51,097 WARN L170 areAnnotationChecker]: L174-3 has no Hoare annotation [2020-07-28 17:32:51,098 WARN L170 areAnnotationChecker]: L174-3 has no Hoare annotation [2020-07-28 17:32:51,098 WARN L170 areAnnotationChecker]: L184 has no Hoare annotation [2020-07-28 17:32:51,098 WARN L170 areAnnotationChecker]: L184 has no Hoare annotation [2020-07-28 17:32:51,098 WARN L170 areAnnotationChecker]: L183-1 has no Hoare annotation [2020-07-28 17:32:51,098 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-28 17:32:51,098 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-28 17:32:51,098 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-28 17:32:51,099 WARN L170 areAnnotationChecker]: L133-2 has no Hoare annotation [2020-07-28 17:32:51,099 WARN L170 areAnnotationChecker]: L133-2 has no Hoare annotation [2020-07-28 17:32:51,099 WARN L170 areAnnotationChecker]: L18 has no Hoare annotation [2020-07-28 17:32:51,099 WARN L170 areAnnotationChecker]: L133-1 has no Hoare annotation [2020-07-28 17:32:51,099 WARN L170 areAnnotationChecker]: L133-1 has no Hoare annotation [2020-07-28 17:32:51,099 WARN L170 areAnnotationChecker]: L138-1 has no Hoare annotation [2020-07-28 17:32:51,100 WARN L170 areAnnotationChecker]: L138-1 has no Hoare annotation [2020-07-28 17:32:51,100 WARN L170 areAnnotationChecker]: L247 has no Hoare annotation [2020-07-28 17:32:51,100 WARN L170 areAnnotationChecker]: L247 has no Hoare annotation [2020-07-28 17:32:51,100 WARN L170 areAnnotationChecker]: L138 has no Hoare annotation [2020-07-28 17:32:51,100 WARN L170 areAnnotationChecker]: L138 has no Hoare annotation [2020-07-28 17:32:51,100 WARN L170 areAnnotationChecker]: L138-2 has no Hoare annotation [2020-07-28 17:32:51,101 WARN L170 areAnnotationChecker]: L248 has no Hoare annotation [2020-07-28 17:32:51,101 WARN L170 areAnnotationChecker]: L248 has no Hoare annotation [2020-07-28 17:32:51,101 WARN L170 areAnnotationChecker]: L144 has no Hoare annotation [2020-07-28 17:32:51,101 WARN L170 areAnnotationChecker]: L28-2 has no Hoare annotation [2020-07-28 17:32:51,101 WARN L170 areAnnotationChecker]: L28-2 has no Hoare annotation [2020-07-28 17:32:51,102 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2020-07-28 17:32:51,102 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2020-07-28 17:32:51,102 WARN L170 areAnnotationChecker]: L28-3 has no Hoare annotation [2020-07-28 17:32:51,102 WARN L170 areAnnotationChecker]: L28-3 has no Hoare annotation [2020-07-28 17:32:51,102 WARN L170 areAnnotationChecker]: L129 has no Hoare annotation [2020-07-28 17:32:51,102 WARN L170 areAnnotationChecker]: L39 has no Hoare annotation [2020-07-28 17:32:51,103 WARN L170 areAnnotationChecker]: L39 has no Hoare annotation [2020-07-28 17:32:51,103 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-28 17:32:51,103 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-28 17:32:51,103 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2020-07-28 17:32:51,103 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2020-07-28 17:32:51,103 WARN L170 areAnnotationChecker]: L39-2 has no Hoare annotation [2020-07-28 17:32:51,104 WARN L170 areAnnotationChecker]: L209-2 has no Hoare annotation [2020-07-28 17:32:51,104 WARN L170 areAnnotationChecker]: L209-2 has no Hoare annotation [2020-07-28 17:32:51,104 WARN L170 areAnnotationChecker]: L214-2 has no Hoare annotation [2020-07-28 17:32:51,104 WARN L170 areAnnotationChecker]: L214-2 has no Hoare annotation [2020-07-28 17:32:51,104 WARN L170 areAnnotationChecker]: L42 has no Hoare annotation [2020-07-28 17:32:51,104 WARN L170 areAnnotationChecker]: L42 has no Hoare annotation [2020-07-28 17:32:51,105 WARN L170 areAnnotationChecker]: L47 has no Hoare annotation [2020-07-28 17:32:51,105 WARN L170 areAnnotationChecker]: L47 has no Hoare annotation [2020-07-28 17:32:51,105 WARN L170 areAnnotationChecker]: L214-1 has no Hoare annotation [2020-07-28 17:32:51,105 WARN L170 areAnnotationChecker]: L214-1 has no Hoare annotation [2020-07-28 17:32:51,105 WARN L170 areAnnotationChecker]: L214-3 has no Hoare annotation [2020-07-28 17:32:51,105 WARN L170 areAnnotationChecker]: L48-2 has no Hoare annotation [2020-07-28 17:32:51,106 WARN L170 areAnnotationChecker]: L48-2 has no Hoare annotation [2020-07-28 17:32:51,106 WARN L170 areAnnotationChecker]: L48-2 has no Hoare annotation [2020-07-28 17:32:51,106 WARN L170 areAnnotationChecker]: L47-2 has no Hoare annotation [2020-07-28 17:32:51,106 WARN L170 areAnnotationChecker]: L48-3 has no Hoare annotation [2020-07-28 17:32:51,106 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-28 17:32:51,106 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-28 17:32:51,107 WARN L170 areAnnotationChecker]: L53-3 has no Hoare annotation [2020-07-28 17:32:51,107 WARN L170 areAnnotationChecker]: L53-3 has no Hoare annotation [2020-07-28 17:32:51,107 WARN L170 areAnnotationChecker]: L53-3 has no Hoare annotation [2020-07-28 17:32:51,107 WARN L170 areAnnotationChecker]: L61-2 has no Hoare annotation [2020-07-28 17:32:51,107 WARN L170 areAnnotationChecker]: L53-4 has no Hoare annotation [2020-07-28 17:32:51,107 WARN L170 areAnnotationChecker]: L53-2 has no Hoare annotation [2020-07-28 17:32:51,108 WARN L170 areAnnotationChecker]: L72-2 has no Hoare annotation [2020-07-28 17:32:51,108 WARN L170 areAnnotationChecker]: L72-2 has no Hoare annotation [2020-07-28 17:32:51,108 WARN L170 areAnnotationChecker]: L72-2 has no Hoare annotation [2020-07-28 17:32:51,108 WARN L170 areAnnotationChecker]: L72-3 has no Hoare annotation [2020-07-28 17:32:51,108 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-28 17:32:51,108 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-28 17:32:51,109 WARN L170 areAnnotationChecker]: L85-2 has no Hoare annotation [2020-07-28 17:32:51,109 WARN L170 areAnnotationChecker]: L85-2 has no Hoare annotation [2020-07-28 17:32:51,109 WARN L170 areAnnotationChecker]: L85-2 has no Hoare annotation [2020-07-28 17:32:51,109 WARN L170 areAnnotationChecker]: L74-2 has no Hoare annotation [2020-07-28 17:32:51,109 WARN L170 areAnnotationChecker]: L85-3 has no Hoare annotation [2020-07-28 17:32:51,109 WARN L170 areAnnotationChecker]: L85-3 has no Hoare annotation [2020-07-28 17:32:51,110 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-28 17:32:51,110 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-28 17:32:51,110 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-28 17:32:51,110 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-28 17:32:51,110 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-28 17:32:51,110 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-28 17:32:51,111 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-28 17:32:51,111 WARN L170 areAnnotationChecker]: L88-2 has no Hoare annotation [2020-07-28 17:32:51,111 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-28 17:32:51,111 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-28 17:32:51,111 WARN L170 areAnnotationChecker]: L120 has no Hoare annotation [2020-07-28 17:32:51,111 WARN L170 areAnnotationChecker]: L120 has no Hoare annotation [2020-07-28 17:32:51,111 WARN L170 areAnnotationChecker]: L90-2 has no Hoare annotation [2020-07-28 17:32:51,112 WARN L170 areAnnotationChecker]: L110 has no Hoare annotation [2020-07-28 17:32:51,112 WARN L170 areAnnotationChecker]: L110 has no Hoare annotation [2020-07-28 17:32:51,112 WARN L170 areAnnotationChecker]: L120-2 has no Hoare annotation [2020-07-28 17:32:51,112 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-28 17:32:51,112 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-28 17:32:51,113 WARN L170 areAnnotationChecker]: L111 has no Hoare annotation [2020-07-28 17:32:51,113 WARN L170 areAnnotationChecker]: L111 has no Hoare annotation [2020-07-28 17:32:51,113 WARN L170 areAnnotationChecker]: L123-2 has no Hoare annotation [2020-07-28 17:32:51,113 WARN L170 areAnnotationChecker]: L123-2 has no Hoare annotation [2020-07-28 17:32:51,113 WARN L170 areAnnotationChecker]: L93-2 has no Hoare annotation [2020-07-28 17:32:51,113 WARN L170 areAnnotationChecker]: L111-2 has no Hoare annotation [2020-07-28 17:32:51,114 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-28 17:32:51,114 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-28 17:32:51,114 WARN L170 areAnnotationChecker]: L123-3 has no Hoare annotation [2020-07-28 17:32:51,114 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 17:32:51,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 05:32:51 BoogieIcfgContainer [2020-07-28 17:32:51,117 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 17:32:51,118 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 17:32:51,118 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 17:32:51,118 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 17:32:51,119 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:32:49" (3/4) ... [2020-07-28 17:32:51,123 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-07-28 17:32:51,123 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 17:32:51,127 INFO L168 Benchmark]: Toolchain (without parser) took 3049.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.9 MB). Free memory was 958.9 MB in the beginning and 884.9 MB in the end (delta: 73.9 MB). Peak memory consumption was 158.9 MB. Max. memory is 11.5 GB. [2020-07-28 17:32:51,127 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 17:32:51,128 INFO L168 Benchmark]: CACSL2BoogieTranslator took 485.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.9 MB). Free memory was 958.9 MB in the beginning and 1.1 GB in the end (delta: -114.7 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2020-07-28 17:32:51,129 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2020-07-28 17:32:51,130 INFO L168 Benchmark]: Boogie Preprocessor took 77.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2020-07-28 17:32:51,131 INFO L168 Benchmark]: RCFGBuilder took 1001.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 990.6 MB in the end (delta: 74.3 MB). Peak memory consumption was 74.3 MB. Max. memory is 11.5 GB. [2020-07-28 17:32:51,132 INFO L168 Benchmark]: TraceAbstraction took 1367.53 ms. Allocated memory is still 1.1 GB. Free memory was 990.6 MB in the beginning and 884.9 MB in the end (delta: 105.7 MB). Peak memory consumption was 105.7 MB. Max. memory is 11.5 GB. [2020-07-28 17:32:51,132 INFO L168 Benchmark]: Witness Printer took 5.76 ms. Allocated memory is still 1.1 GB. Free memory is still 884.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 17:32:51,137 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 485.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.9 MB). Free memory was 958.9 MB in the beginning and 1.1 GB in the end (delta: -114.7 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 104.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 77.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1001.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 990.6 MB in the end (delta: 74.3 MB). Peak memory consumption was 74.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1367.53 ms. Allocated memory is still 1.1 GB. Free memory was 990.6 MB in the beginning and 884.9 MB in the end (delta: 105.7 MB). Peak memory consumption was 105.7 MB. Max. memory is 11.5 GB. * Witness Printer took 5.76 ms. Allocated memory is still 1.1 GB. Free memory is still 884.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 248]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 153, overapproximation of bitwiseAnd at line 171, overapproximation of someBinaryArithmeticDOUBLEoperation at line 188, overapproximation of someBinaryDOUBLEComparisonOperation at line 18. Possible FailurePath: [L20] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L147-L161] static const double one_asin = 1.00000000000000000000e+00, huge_asin = 1.000e+300, pio2_hi_asin = 1.57079632679489655800e+00, pio2_lo_asin = 6.12323399573676603587e-17, pio4_hi_asin = 7.85398163397448278999e-01, pS0_asin = 1.66666666666666657415e-01, pS1_asin = -3.25565818622400915405e-01, pS2_asin = 2.01212532134862925881e-01, pS3_asin = -4.00555345006794114027e-02, pS4_asin = 7.91534994289814532176e-04, pS5_asin = 3.47933107596021167570e-05, qS1_asin = -2.40339491173441421878e+00, qS2_asin = 2.02094576023350569471e+00, qS3_asin = -6.88283971605453293030e-01, qS4_asin = 7.70381505559019352791e-02; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L240] double x = __VERIFIER_nondet_double(); [L242] COND TRUE x < -1.0 && x > 1.0 [L164] double t, w, p, q, c, r, s; [L165] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L167] ieee_double_shape_type gh_u; [L168] gh_u.value = (x) [L169] EXPR gh_u.parts.msw [L169] (hx) = gh_u.parts.msw [L171] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L172] COND FALSE !(ix >= 0x3ff00000) VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L183] COND TRUE ix < 0x3fe00000 VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L184] COND FALSE !(ix < 0x3e400000) [L188] t = x * x [L189-L192] p = t * (pS0_asin + t * (pS1_asin + t * (pS2_asin + t * (pS3_asin + t * (pS4_asin + t * pS5_asin))))) [L193-L194] q = one_asin + t * (qS1_asin + t * (qS2_asin + t * (qS3_asin + t * qS4_asin))) [L195] w = p / q [L196] return x + x * w; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L244] double res = __ieee754_asin(x); [L18] return x != x; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L247] COND TRUE !isnan_double(res) [L248] __VERIFIER_error() VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 101 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=74occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 17:32:53,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 17:32:53,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 17:32:53,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 17:32:53,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 17:32:53,270 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 17:32:53,272 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 17:32:53,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 17:32:53,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 17:32:53,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 17:32:53,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 17:32:53,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 17:32:53,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 17:32:53,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 17:32:53,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 17:32:53,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 17:32:53,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 17:32:53,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 17:32:53,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 17:32:53,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 17:32:53,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 17:32:53,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 17:32:53,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 17:32:53,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 17:32:53,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 17:32:53,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 17:32:53,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 17:32:53,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 17:32:53,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 17:32:53,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 17:32:53,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 17:32:53,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 17:32:53,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 17:32:53,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 17:32:53,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 17:32:53,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 17:32:53,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 17:32:53,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 17:32:53,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 17:32:53,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 17:32:53,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 17:32:53,319 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-07-28 17:32:53,335 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 17:32:53,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 17:32:53,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 17:32:53,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 17:32:53,338 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 17:32:53,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 17:32:53,338 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 17:32:53,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 17:32:53,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 17:32:53,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 17:32:53,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 17:32:53,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 17:32:53,340 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-28 17:32:53,340 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-28 17:32:53,341 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 17:32:53,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 17:32:53,341 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 17:32:53,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 17:32:53,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 17:32:53,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 17:32:53,342 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 17:32:53,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 17:32:53,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 17:32:53,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 17:32:53,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 17:32:53,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 17:32:53,344 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-28 17:32:53,345 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-28 17:32:53,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 17:32:53,345 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 17:32:53,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-28 17:32:53,346 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9a1fee23eedac3d97051809c6053bb68912ddb9 [2020-07-28 17:32:53,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 17:32:53,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 17:32:53,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 17:32:53,740 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 17:32:53,741 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 17:32:53,742 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0281.c [2020-07-28 17:32:53,805 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19911f67f/36b5fb6c55c541a6a0578797e4d12f35/FLAGea9eba01c [2020-07-28 17:32:54,304 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 17:32:54,305 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0281.c [2020-07-28 17:32:54,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19911f67f/36b5fb6c55c541a6a0578797e4d12f35/FLAGea9eba01c [2020-07-28 17:32:54,628 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19911f67f/36b5fb6c55c541a6a0578797e4d12f35 [2020-07-28 17:32:54,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 17:32:54,637 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 17:32:54,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 17:32:54,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 17:32:54,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 17:32:54,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:32:54" (1/1) ... [2020-07-28 17:32:54,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e64d722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:54, skipping insertion in model container [2020-07-28 17:32:54,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:32:54" (1/1) ... [2020-07-28 17:32:54,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 17:32:54,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 17:32:54,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 17:32:54,966 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 17:32:55,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 17:32:55,172 INFO L208 MainTranslator]: Completed translation [2020-07-28 17:32:55,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:55 WrapperNode [2020-07-28 17:32:55,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 17:32:55,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 17:32:55,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 17:32:55,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 17:32:55,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:55" (1/1) ... [2020-07-28 17:32:55,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:55" (1/1) ... [2020-07-28 17:32:55,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 17:32:55,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 17:32:55,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 17:32:55,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 17:32:55,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:55" (1/1) ... [2020-07-28 17:32:55,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:55" (1/1) ... [2020-07-28 17:32:55,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:55" (1/1) ... [2020-07-28 17:32:55,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:55" (1/1) ... [2020-07-28 17:32:55,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:55" (1/1) ... [2020-07-28 17:32:55,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:55" (1/1) ... [2020-07-28 17:32:55,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:55" (1/1) ... [2020-07-28 17:32:55,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 17:32:55,390 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 17:32:55,391 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 17:32:55,391 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 17:32:55,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:55" (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 [2020-07-28 17:32:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-07-28 17:32:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2020-07-28 17:32:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 17:32:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-07-28 17:32:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 17:32:55,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 17:32:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-07-28 17:32:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-28 17:33:15,073 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 17:33:15,073 INFO L295 CfgBuilder]: Removed 30 assume(true) statements. [2020-07-28 17:33:15,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:33:15 BoogieIcfgContainer [2020-07-28 17:33:15,081 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 17:33:15,083 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 17:33:15,083 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 17:33:15,086 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 17:33:15,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 05:32:54" (1/3) ... [2020-07-28 17:33:15,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eee70a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 05:33:15, skipping insertion in model container [2020-07-28 17:33:15,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:32:55" (2/3) ... [2020-07-28 17:33:15,088 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eee70a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 05:33:15, skipping insertion in model container [2020-07-28 17:33:15,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:33:15" (3/3) ... [2020-07-28 17:33:15,090 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0281.c [2020-07-28 17:33:15,099 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 17:33:15,107 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-28 17:33:15,118 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-28 17:33:15,138 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 17:33:15,139 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 17:33:15,139 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 17:33:15,139 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 17:33:15,139 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 17:33:15,140 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 17:33:15,140 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 17:33:15,140 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 17:33:15,155 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states. [2020-07-28 17:33:15,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-07-28 17:33:15,162 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 17:33:15,163 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 17:33:15,164 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 17:33:15,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 17:33:15,169 INFO L82 PathProgramCache]: Analyzing trace with hash -2510696, now seen corresponding path program 1 times [2020-07-28 17:33:15,180 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 17:33:15,181 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [77663209] [2020-07-28 17:33:15,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-07-28 17:33:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:33:15,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-28 17:33:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:33:15,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 17:33:15,904 INFO L280 TraceCheckUtils]: 0: Hoare triple {77#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;~one_sqrt~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.0);~tiny_sqrt~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.0E-300);~one_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.0);~huge_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.0E300);~pio2_hi_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.5707963267948966);~pio2_lo_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 6.123233995736766E-17);~pio4_hi_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 0.7853981633974483);~pS0_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 0.16666666666666666);~pS1_asin~0 := ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.3255658186224009));~pS2_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 0.20121253213486293);~pS3_asin~0 := ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.04005553450067941));~pS4_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 7.915349942898145E-4);~pS5_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 3.479331075960212E-5);~qS1_asin~0 := ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 2.403394911734414));~qS2_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 2.0209457602335057);~qS3_asin~0 := ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.6882839716054533));~qS4_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 0.07703815055590194); {77#true} is VALID [2020-07-28 17:33:15,904 INFO L280 TraceCheckUtils]: 1: Hoare triple {77#true} havoc main_#res;havoc main_#t~nondet19, main_#t~ret20, main_#t~ret21, main_~res~0, main_~x~0;main_~x~0 := main_#t~nondet19;havoc main_#t~nondet19; {77#true} is VALID [2020-07-28 17:33:15,906 INFO L280 TraceCheckUtils]: 2: Hoare triple {77#true} assume ~fp.lt~DOUBLE(main_~x~0, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 1.0))) && ~fp.gt~DOUBLE(main_~x~0, ~to_fp~DOUBLE(currentRoundingMode, 1.0));__ieee754_asin_#in~x := main_~x~0;havoc __ieee754_asin_#res;havoc __ieee754_asin_#t~mem11, __ieee754_asin_#t~union12, __ieee754_asin_~#gh_u~1.base, __ieee754_asin_~#gh_u~1.offset, __ieee754_asin_#t~mem13, __ieee754_asin_#t~union14, __ieee754_asin_~#gl_u~0.base, __ieee754_asin_~#gl_u~0.offset, __ieee754_asin_~lx~0, __ieee754_asin_#t~ret15, __ieee754_asin_#t~ret16, __ieee754_asin_#t~mem17, __ieee754_asin_#t~union18.lsw, __ieee754_asin_#t~union18.msw, __ieee754_asin_~#sl_u~0.base, __ieee754_asin_~#sl_u~0.offset, __ieee754_asin_~x, __ieee754_asin_~t~1, __ieee754_asin_~w~0, __ieee754_asin_~p~0, __ieee754_asin_~q~1, __ieee754_asin_~c~0, __ieee754_asin_~r~1, __ieee754_asin_~s~0, __ieee754_asin_~hx~0, __ieee754_asin_~ix~0;__ieee754_asin_~x := __ieee754_asin_#in~x;havoc __ieee754_asin_~t~1;havoc __ieee754_asin_~w~0;havoc __ieee754_asin_~p~0;havoc __ieee754_asin_~q~1;havoc __ieee754_asin_~c~0;havoc __ieee754_asin_~r~1;havoc __ieee754_asin_~s~0;havoc __ieee754_asin_~hx~0;havoc __ieee754_asin_~ix~0; {78#false} is VALID [2020-07-28 17:33:15,906 INFO L280 TraceCheckUtils]: 3: Hoare triple {78#false} assume !true; {78#false} is VALID [2020-07-28 17:33:15,906 INFO L280 TraceCheckUtils]: 4: Hoare triple {78#false} __ieee754_asin_~ix~0 := ~bvand32(2147483647bv32, __ieee754_asin_~hx~0); {78#false} is VALID [2020-07-28 17:33:15,907 INFO L280 TraceCheckUtils]: 5: Hoare triple {78#false} assume ~bvsge32(__ieee754_asin_~ix~0, 1072693248bv32);havoc __ieee754_asin_~lx~0; {78#false} is VALID [2020-07-28 17:33:15,907 INFO L280 TraceCheckUtils]: 6: Hoare triple {78#false} assume !true; {78#false} is VALID [2020-07-28 17:33:15,907 INFO L280 TraceCheckUtils]: 7: Hoare triple {78#false} assume 0bv32 == ~bvor32(~bvsub32(__ieee754_asin_~ix~0, 1072693248bv32), __ieee754_asin_~lx~0);__ieee754_asin_#res := ~fp.add~DOUBLE(currentRoundingMode, ~fp.mul~DOUBLE(currentRoundingMode, __ieee754_asin_~x, ~pio2_hi_asin~0), ~fp.mul~DOUBLE(currentRoundingMode, __ieee754_asin_~x, ~pio2_lo_asin~0)); {78#false} is VALID [2020-07-28 17:33:15,908 INFO L280 TraceCheckUtils]: 8: Hoare triple {78#false} main_#t~ret20 := __ieee754_asin_#res;main_~res~0 := main_#t~ret20;havoc main_#t~ret20;isnan_double_#in~x := main_~res~0;havoc isnan_double_#res;havoc isnan_double_~x;isnan_double_~x := isnan_double_#in~x;isnan_double_#res := (if !~fp.eq~DOUBLE(isnan_double_~x, isnan_double_~x) then 1bv32 else 0bv32); {78#false} is VALID [2020-07-28 17:33:15,908 INFO L280 TraceCheckUtils]: 9: Hoare triple {78#false} main_#t~ret21 := isnan_double_#res; {78#false} is VALID [2020-07-28 17:33:15,909 INFO L280 TraceCheckUtils]: 10: Hoare triple {78#false} assume 0bv32 == main_#t~ret21;havoc main_#t~ret21; {78#false} is VALID [2020-07-28 17:33:15,909 INFO L280 TraceCheckUtils]: 11: Hoare triple {78#false} assume !false; {78#false} is VALID [2020-07-28 17:33:15,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 17:33:15,913 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 17:33:15,930 INFO L280 TraceCheckUtils]: 11: Hoare triple {78#false} assume !false; {78#false} is VALID [2020-07-28 17:33:15,930 INFO L280 TraceCheckUtils]: 10: Hoare triple {78#false} assume 0bv32 == main_#t~ret21;havoc main_#t~ret21; {78#false} is VALID [2020-07-28 17:33:15,930 INFO L280 TraceCheckUtils]: 9: Hoare triple {78#false} main_#t~ret21 := isnan_double_#res; {78#false} is VALID [2020-07-28 17:33:15,931 INFO L280 TraceCheckUtils]: 8: Hoare triple {78#false} main_#t~ret20 := __ieee754_asin_#res;main_~res~0 := main_#t~ret20;havoc main_#t~ret20;isnan_double_#in~x := main_~res~0;havoc isnan_double_#res;havoc isnan_double_~x;isnan_double_~x := isnan_double_#in~x;isnan_double_#res := (if !~fp.eq~DOUBLE(isnan_double_~x, isnan_double_~x) then 1bv32 else 0bv32); {78#false} is VALID [2020-07-28 17:33:15,931 INFO L280 TraceCheckUtils]: 7: Hoare triple {78#false} assume 0bv32 == ~bvor32(~bvsub32(__ieee754_asin_~ix~0, 1072693248bv32), __ieee754_asin_~lx~0);__ieee754_asin_#res := ~fp.add~DOUBLE(currentRoundingMode, ~fp.mul~DOUBLE(currentRoundingMode, __ieee754_asin_~x, ~pio2_hi_asin~0), ~fp.mul~DOUBLE(currentRoundingMode, __ieee754_asin_~x, ~pio2_lo_asin~0)); {78#false} is VALID [2020-07-28 17:33:15,932 INFO L280 TraceCheckUtils]: 6: Hoare triple {78#false} assume !true; {78#false} is VALID [2020-07-28 17:33:15,932 INFO L280 TraceCheckUtils]: 5: Hoare triple {78#false} assume ~bvsge32(__ieee754_asin_~ix~0, 1072693248bv32);havoc __ieee754_asin_~lx~0; {78#false} is VALID [2020-07-28 17:33:15,933 INFO L280 TraceCheckUtils]: 4: Hoare triple {78#false} __ieee754_asin_~ix~0 := ~bvand32(2147483647bv32, __ieee754_asin_~hx~0); {78#false} is VALID [2020-07-28 17:33:15,933 INFO L280 TraceCheckUtils]: 3: Hoare triple {78#false} assume !true; {78#false} is VALID [2020-07-28 17:33:15,934 INFO L280 TraceCheckUtils]: 2: Hoare triple {77#true} assume ~fp.lt~DOUBLE(main_~x~0, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 1.0))) && ~fp.gt~DOUBLE(main_~x~0, ~to_fp~DOUBLE(currentRoundingMode, 1.0));__ieee754_asin_#in~x := main_~x~0;havoc __ieee754_asin_#res;havoc __ieee754_asin_#t~mem11, __ieee754_asin_#t~union12, __ieee754_asin_~#gh_u~1.base, __ieee754_asin_~#gh_u~1.offset, __ieee754_asin_#t~mem13, __ieee754_asin_#t~union14, __ieee754_asin_~#gl_u~0.base, __ieee754_asin_~#gl_u~0.offset, __ieee754_asin_~lx~0, __ieee754_asin_#t~ret15, __ieee754_asin_#t~ret16, __ieee754_asin_#t~mem17, __ieee754_asin_#t~union18.lsw, __ieee754_asin_#t~union18.msw, __ieee754_asin_~#sl_u~0.base, __ieee754_asin_~#sl_u~0.offset, __ieee754_asin_~x, __ieee754_asin_~t~1, __ieee754_asin_~w~0, __ieee754_asin_~p~0, __ieee754_asin_~q~1, __ieee754_asin_~c~0, __ieee754_asin_~r~1, __ieee754_asin_~s~0, __ieee754_asin_~hx~0, __ieee754_asin_~ix~0;__ieee754_asin_~x := __ieee754_asin_#in~x;havoc __ieee754_asin_~t~1;havoc __ieee754_asin_~w~0;havoc __ieee754_asin_~p~0;havoc __ieee754_asin_~q~1;havoc __ieee754_asin_~c~0;havoc __ieee754_asin_~r~1;havoc __ieee754_asin_~s~0;havoc __ieee754_asin_~hx~0;havoc __ieee754_asin_~ix~0; {78#false} is VALID [2020-07-28 17:33:15,935 INFO L280 TraceCheckUtils]: 1: Hoare triple {77#true} havoc main_#res;havoc main_#t~nondet19, main_#t~ret20, main_#t~ret21, main_~res~0, main_~x~0;main_~x~0 := main_#t~nondet19;havoc main_#t~nondet19; {77#true} is VALID [2020-07-28 17:33:15,935 INFO L280 TraceCheckUtils]: 0: Hoare triple {77#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;~one_sqrt~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.0);~tiny_sqrt~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.0E-300);~one_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.0);~huge_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.0E300);~pio2_hi_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 1.5707963267948966);~pio2_lo_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 6.123233995736766E-17);~pio4_hi_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 0.7853981633974483);~pS0_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 0.16666666666666666);~pS1_asin~0 := ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.3255658186224009));~pS2_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 0.20121253213486293);~pS3_asin~0 := ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.04005553450067941));~pS4_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 7.915349942898145E-4);~pS5_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 3.479331075960212E-5);~qS1_asin~0 := ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 2.403394911734414));~qS2_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 2.0209457602335057);~qS3_asin~0 := ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.6882839716054533));~qS4_asin~0 := ~to_fp~DOUBLE(currentRoundingMode, 0.07703815055590194); {77#true} is VALID [2020-07-28 17:33:15,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 17:33:15,937 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [77663209] [2020-07-28 17:33:15,938 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-07-28 17:33:15,939 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-07-28 17:33:15,940 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757751605] [2020-07-28 17:33:15,947 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2020-07-28 17:33:15,949 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 17:33:15,953 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 17:33:16,263 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 12 edges. 12 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:33:16,263 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 17:33:16,264 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 17:33:16,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 17:33:16,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 17:33:16,275 INFO L87 Difference]: Start difference. First operand 74 states. Second operand 2 states. [2020-07-28 17:33:16,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:33:16,353 INFO L93 Difference]: Finished difference Result 78 states and 123 transitions. [2020-07-28 17:33:16,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 17:33:16,354 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2020-07-28 17:33:16,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 17:33:16,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 17:33:16,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 123 transitions. [2020-07-28 17:33:16,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 17:33:16,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 123 transitions. [2020-07-28 17:33:16,374 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 123 transitions. [2020-07-28 17:33:29,124 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 123 edges. 123 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:33:29,134 INFO L225 Difference]: With dead ends: 78 [2020-07-28 17:33:29,135 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 17:33:29,139 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 17:33:29,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 17:33:29,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 17:33:29,172 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 17:33:29,172 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 17:33:29,173 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 17:33:29,173 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 17:33:29,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:33:29,174 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 17:33:29,175 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 17:33:29,175 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:33:29,175 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:33:29,176 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 17:33:29,176 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 17:33:29,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:33:29,177 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 17:33:29,177 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 17:33:29,177 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:33:29,177 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:33:29,178 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 17:33:29,178 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 17:33:29,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 17:33:29,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 17:33:29,181 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 12 [2020-07-28 17:33:29,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 17:33:29,181 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 17:33:29,182 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 17:33:29,182 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 17:33:29,182 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:33:29,396 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-07-28 17:33:29,399 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 17:33:29,509 INFO L268 CegarLoopResult]: For program point L184(lines 184 197) no Hoare annotation was computed. [2020-07-28 17:33:29,509 INFO L264 CegarLoopResult]: At program point L85-2(lines 85 101) the Hoare annotation is: false [2020-07-28 17:33:29,509 INFO L268 CegarLoopResult]: For program point L85-3(lines 22 130) no Hoare annotation was computed. [2020-07-28 17:33:29,509 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 17:33:29,510 INFO L268 CegarLoopResult]: For program point L185(lines 185 186) no Hoare annotation was computed. [2020-07-28 17:33:29,510 INFO L268 CegarLoopResult]: For program point L53-2(lines 53 54) no Hoare annotation was computed. [2020-07-28 17:33:29,510 INFO L264 CegarLoopResult]: At program point L53-3(lines 53 54) the Hoare annotation is: false [2020-07-28 17:33:29,511 INFO L268 CegarLoopResult]: For program point L53-4(lines 53 54) no Hoare annotation was computed. [2020-07-28 17:33:29,512 INFO L268 CegarLoopResult]: For program point L103(lines 103 117) no Hoare annotation was computed. [2020-07-28 17:33:29,512 INFO L268 CegarLoopResult]: For program point L120(lines 120 121) no Hoare annotation was computed. [2020-07-28 17:33:29,512 INFO L268 CegarLoopResult]: For program point L120-2(lines 120 121) no Hoare annotation was computed. [2020-07-28 17:33:29,512 INFO L271 CegarLoopResult]: At program point L253(lines 232 254) the Hoare annotation is: true [2020-07-28 17:33:29,512 INFO L268 CegarLoopResult]: For program point L88(lines 88 97) no Hoare annotation was computed. [2020-07-28 17:33:29,512 INFO L268 CegarLoopResult]: For program point L88-2(lines 88 97) no Hoare annotation was computed. [2020-07-28 17:33:29,513 INFO L268 CegarLoopResult]: For program point L138(lines 138 143) no Hoare annotation was computed. [2020-07-28 17:33:29,513 INFO L268 CegarLoopResult]: For program point L138-1(lines 131 145) no Hoare annotation was computed. [2020-07-28 17:33:29,513 INFO L268 CegarLoopResult]: For program point L105(lines 105 116) no Hoare annotation was computed. [2020-07-28 17:33:29,513 INFO L268 CegarLoopResult]: For program point L138-2(lines 138 143) no Hoare annotation was computed. [2020-07-28 17:33:29,513 INFO L268 CegarLoopResult]: For program point L39(lines 39 44) no Hoare annotation was computed. [2020-07-28 17:33:29,513 INFO L264 CegarLoopResult]: At program point L72-2(lines 72 82) the Hoare annotation is: false [2020-07-28 17:33:29,513 INFO L268 CegarLoopResult]: For program point L39-2(lines 39 44) no Hoare annotation was computed. [2020-07-28 17:33:29,514 INFO L268 CegarLoopResult]: For program point L72-3(lines 72 82) no Hoare annotation was computed. [2020-07-28 17:33:29,514 INFO L268 CegarLoopResult]: For program point L172(lines 172 198) no Hoare annotation was computed. [2020-07-28 17:33:29,514 INFO L268 CegarLoopResult]: For program point L40(lines 40 43) no Hoare annotation was computed. [2020-07-28 17:33:29,514 INFO L268 CegarLoopResult]: For program point L90(lines 90 91) no Hoare annotation was computed. [2020-07-28 17:33:29,516 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 128) no Hoare annotation was computed. [2020-07-28 17:33:29,517 INFO L264 CegarLoopResult]: At program point L123-2(lines 123 128) the Hoare annotation is: false [2020-07-28 17:33:29,517 INFO L268 CegarLoopResult]: For program point L90-2(lines 90 91) no Hoare annotation was computed. [2020-07-28 17:33:29,517 INFO L268 CegarLoopResult]: For program point L123-3(lines 123 128) no Hoare annotation was computed. [2020-07-28 17:33:29,517 INFO L268 CegarLoopResult]: For program point L107(lines 107 115) no Hoare annotation was computed. [2020-07-28 17:33:29,518 INFO L268 CegarLoopResult]: For program point L74(lines 74 78) no Hoare annotation was computed. [2020-07-28 17:33:29,518 INFO L268 CegarLoopResult]: For program point L74-2(lines 74 78) no Hoare annotation was computed. [2020-07-28 17:33:29,518 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 17:33:29,518 INFO L268 CegarLoopResult]: For program point L174-1(lines 174 178) no Hoare annotation was computed. [2020-07-28 17:33:29,518 INFO L264 CegarLoopResult]: At program point L174-2(lines 174 178) the Hoare annotation is: false [2020-07-28 17:33:29,519 INFO L268 CegarLoopResult]: For program point L174-3(lines 172 183) no Hoare annotation was computed. [2020-07-28 17:33:29,519 INFO L268 CegarLoopResult]: For program point L42(lines 42 43) no Hoare annotation was computed. [2020-07-28 17:33:29,519 INFO L268 CegarLoopResult]: For program point L93(lines 93 94) no Hoare annotation was computed. [2020-07-28 17:33:29,519 INFO L268 CegarLoopResult]: For program point L93-2(lines 93 94) no Hoare annotation was computed. [2020-07-28 17:33:29,520 INFO L268 CegarLoopResult]: For program point L242(lines 242 251) no Hoare annotation was computed. [2020-07-28 17:33:29,520 INFO L268 CegarLoopResult]: For program point L209(lines 209 225) no Hoare annotation was computed. [2020-07-28 17:33:29,520 INFO L268 CegarLoopResult]: For program point L242-2(lines 242 251) no Hoare annotation was computed. [2020-07-28 17:33:29,521 INFO L268 CegarLoopResult]: For program point L209-2(lines 163 230) no Hoare annotation was computed. [2020-07-28 17:33:29,521 INFO L268 CegarLoopResult]: For program point L110(lines 110 115) no Hoare annotation was computed. [2020-07-28 17:33:29,521 INFO L268 CegarLoopResult]: For program point L61(lines 61 64) no Hoare annotation was computed. [2020-07-28 17:33:29,521 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 17:33:29,521 INFO L268 CegarLoopResult]: For program point L28-1(lines 28 33) no Hoare annotation was computed. [2020-07-28 17:33:29,522 INFO L268 CegarLoopResult]: For program point L61-2(lines 61 64) no Hoare annotation was computed. [2020-07-28 17:33:29,522 INFO L264 CegarLoopResult]: At program point L28-2(lines 28 33) the Hoare annotation is: false [2020-07-28 17:33:29,522 INFO L268 CegarLoopResult]: For program point L28-3(lines 22 130) no Hoare annotation was computed. [2020-07-28 17:33:29,522 INFO L264 CegarLoopResult]: At program point L144(lines 131 145) the Hoare annotation is: false [2020-07-28 17:33:29,523 INFO L268 CegarLoopResult]: For program point L111(lines 111 112) no Hoare annotation was computed. [2020-07-28 17:33:29,523 INFO L268 CegarLoopResult]: For program point L111-2(lines 111 112) no Hoare annotation was computed. [2020-07-28 17:33:29,523 INFO L264 CegarLoopResult]: At program point L129(lines 22 130) the Hoare annotation is: false [2020-07-28 17:33:29,523 INFO L268 CegarLoopResult]: For program point L47(lines 47 58) no Hoare annotation was computed. [2020-07-28 17:33:29,524 INFO L268 CegarLoopResult]: For program point L47-2(lines 47 58) no Hoare annotation was computed. [2020-07-28 17:33:29,524 INFO L264 CegarLoopResult]: At program point L229(lines 163 230) the Hoare annotation is: false [2020-07-28 17:33:29,524 INFO L264 CegarLoopResult]: At program point L48-2(lines 48 52) the Hoare annotation is: false [2020-07-28 17:33:29,525 INFO L268 CegarLoopResult]: For program point L48-3(lines 48 52) no Hoare annotation was computed. [2020-07-28 17:33:29,525 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 17:33:29,525 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 248) no Hoare annotation was computed. [2020-07-28 17:33:29,526 INFO L268 CegarLoopResult]: For program point L247(lines 247 250) no Hoare annotation was computed. [2020-07-28 17:33:29,526 INFO L268 CegarLoopResult]: For program point L214-1(lines 214 219) no Hoare annotation was computed. [2020-07-28 17:33:29,526 INFO L264 CegarLoopResult]: At program point L214-2(lines 214 219) the Hoare annotation is: false [2020-07-28 17:33:29,526 INFO L268 CegarLoopResult]: For program point L214-3(lines 214 219) no Hoare annotation was computed. [2020-07-28 17:33:29,527 INFO L268 CegarLoopResult]: For program point L248(line 248) no Hoare annotation was computed. [2020-07-28 17:33:29,527 INFO L268 CegarLoopResult]: For program point L166-1(lines 166 170) no Hoare annotation was computed. [2020-07-28 17:33:29,527 INFO L264 CegarLoopResult]: At program point L166-2(lines 166 170) the Hoare annotation is: false [2020-07-28 17:33:29,527 INFO L268 CegarLoopResult]: For program point L133-1(lines 133 137) no Hoare annotation was computed. [2020-07-28 17:33:29,527 INFO L268 CegarLoopResult]: For program point L166-3(lines 166 170) no Hoare annotation was computed. [2020-07-28 17:33:29,528 INFO L264 CegarLoopResult]: At program point L133-2(lines 133 137) the Hoare annotation is: false [2020-07-28 17:33:29,528 INFO L268 CegarLoopResult]: For program point L183(lines 183 198) no Hoare annotation was computed. [2020-07-28 17:33:29,529 INFO L268 CegarLoopResult]: For program point L183-1(lines 183 198) no Hoare annotation was computed. [2020-07-28 17:33:29,529 INFO L264 CegarLoopResult]: At program point L18(line 18) the Hoare annotation is: false [2020-07-28 17:33:29,534 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 17:33:29,535 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 17:33:29,535 WARN L170 areAnnotationChecker]: L242 has no Hoare annotation [2020-07-28 17:33:29,535 WARN L170 areAnnotationChecker]: L242 has no Hoare annotation [2020-07-28 17:33:29,535 WARN L170 areAnnotationChecker]: L166-1 has no Hoare annotation [2020-07-28 17:33:29,535 WARN L170 areAnnotationChecker]: L166-3 has no Hoare annotation [2020-07-28 17:33:29,536 WARN L170 areAnnotationChecker]: L242-2 has no Hoare annotation [2020-07-28 17:33:29,536 WARN L170 areAnnotationChecker]: L166-1 has no Hoare annotation [2020-07-28 17:33:29,536 WARN L170 areAnnotationChecker]: L166-1 has no Hoare annotation [2020-07-28 17:33:29,536 WARN L170 areAnnotationChecker]: L166-3 has no Hoare annotation [2020-07-28 17:33:29,536 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 17:33:29,537 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-28 17:33:29,537 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-28 17:33:29,537 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 17:33:29,537 WARN L170 areAnnotationChecker]: L174-1 has no Hoare annotation [2020-07-28 17:33:29,538 WARN L170 areAnnotationChecker]: L174-3 has no Hoare annotation [2020-07-28 17:33:29,538 WARN L170 areAnnotationChecker]: L183 has no Hoare annotation [2020-07-28 17:33:29,538 WARN L170 areAnnotationChecker]: L183 has no Hoare annotation [2020-07-28 17:33:29,538 WARN L170 areAnnotationChecker]: L174-1 has no Hoare annotation [2020-07-28 17:33:29,538 WARN L170 areAnnotationChecker]: L174-1 has no Hoare annotation [2020-07-28 17:33:29,539 WARN L170 areAnnotationChecker]: L174-3 has no Hoare annotation [2020-07-28 17:33:29,539 WARN L170 areAnnotationChecker]: L174-3 has no Hoare annotation [2020-07-28 17:33:29,539 WARN L170 areAnnotationChecker]: L184 has no Hoare annotation [2020-07-28 17:33:29,539 WARN L170 areAnnotationChecker]: L184 has no Hoare annotation [2020-07-28 17:33:29,539 WARN L170 areAnnotationChecker]: L183-1 has no Hoare annotation [2020-07-28 17:33:29,540 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-28 17:33:29,540 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-28 17:33:29,540 WARN L170 areAnnotationChecker]: L133-1 has no Hoare annotation [2020-07-28 17:33:29,540 WARN L170 areAnnotationChecker]: L138-1 has no Hoare annotation [2020-07-28 17:33:29,541 WARN L170 areAnnotationChecker]: L247 has no Hoare annotation [2020-07-28 17:33:29,541 WARN L170 areAnnotationChecker]: L133-1 has no Hoare annotation [2020-07-28 17:33:29,541 WARN L170 areAnnotationChecker]: L133-1 has no Hoare annotation [2020-07-28 17:33:29,541 WARN L170 areAnnotationChecker]: L138-1 has no Hoare annotation [2020-07-28 17:33:29,542 WARN L170 areAnnotationChecker]: L138-1 has no Hoare annotation [2020-07-28 17:33:29,542 WARN L170 areAnnotationChecker]: L247 has no Hoare annotation [2020-07-28 17:33:29,542 WARN L170 areAnnotationChecker]: L247 has no Hoare annotation [2020-07-28 17:33:29,542 WARN L170 areAnnotationChecker]: L138 has no Hoare annotation [2020-07-28 17:33:29,543 WARN L170 areAnnotationChecker]: L138 has no Hoare annotation [2020-07-28 17:33:29,543 WARN L170 areAnnotationChecker]: L138-2 has no Hoare annotation [2020-07-28 17:33:29,543 WARN L170 areAnnotationChecker]: L248 has no Hoare annotation [2020-07-28 17:33:29,543 WARN L170 areAnnotationChecker]: L248 has no Hoare annotation [2020-07-28 17:33:29,544 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2020-07-28 17:33:29,544 WARN L170 areAnnotationChecker]: L28-3 has no Hoare annotation [2020-07-28 17:33:29,544 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2020-07-28 17:33:29,547 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2020-07-28 17:33:29,548 WARN L170 areAnnotationChecker]: L28-3 has no Hoare annotation [2020-07-28 17:33:29,548 WARN L170 areAnnotationChecker]: L28-3 has no Hoare annotation [2020-07-28 17:33:29,549 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-28 17:33:29,549 WARN L170 areAnnotationChecker]: L39 has no Hoare annotation [2020-07-28 17:33:29,549 WARN L170 areAnnotationChecker]: L39 has no Hoare annotation [2020-07-28 17:33:29,549 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-28 17:33:29,549 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-28 17:33:29,550 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2020-07-28 17:33:29,550 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2020-07-28 17:33:29,550 WARN L170 areAnnotationChecker]: L39-2 has no Hoare annotation [2020-07-28 17:33:29,550 WARN L170 areAnnotationChecker]: L209-2 has no Hoare annotation [2020-07-28 17:33:29,550 WARN L170 areAnnotationChecker]: L209-2 has no Hoare annotation [2020-07-28 17:33:29,551 WARN L170 areAnnotationChecker]: L214-1 has no Hoare annotation [2020-07-28 17:33:29,551 WARN L170 areAnnotationChecker]: L214-3 has no Hoare annotation [2020-07-28 17:33:29,560 WARN L170 areAnnotationChecker]: L42 has no Hoare annotation [2020-07-28 17:33:29,561 WARN L170 areAnnotationChecker]: L42 has no Hoare annotation [2020-07-28 17:33:29,562 WARN L170 areAnnotationChecker]: L47 has no Hoare annotation [2020-07-28 17:33:29,562 WARN L170 areAnnotationChecker]: L47 has no Hoare annotation [2020-07-28 17:33:29,562 WARN L170 areAnnotationChecker]: L214-1 has no Hoare annotation [2020-07-28 17:33:29,562 WARN L170 areAnnotationChecker]: L214-1 has no Hoare annotation [2020-07-28 17:33:29,563 WARN L170 areAnnotationChecker]: L214-3 has no Hoare annotation [2020-07-28 17:33:29,563 WARN L170 areAnnotationChecker]: L48-3 has no Hoare annotation [2020-07-28 17:33:29,563 WARN L170 areAnnotationChecker]: L48-3 has no Hoare annotation [2020-07-28 17:33:29,563 WARN L170 areAnnotationChecker]: L47-2 has no Hoare annotation [2020-07-28 17:33:29,563 WARN L170 areAnnotationChecker]: L48-3 has no Hoare annotation [2020-07-28 17:33:29,564 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-28 17:33:29,564 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-28 17:33:29,564 WARN L170 areAnnotationChecker]: L53-4 has no Hoare annotation [2020-07-28 17:33:29,564 WARN L170 areAnnotationChecker]: L53-4 has no Hoare annotation [2020-07-28 17:33:29,565 WARN L170 areAnnotationChecker]: L53-2 has no Hoare annotation [2020-07-28 17:33:29,565 WARN L170 areAnnotationChecker]: L61-2 has no Hoare annotation [2020-07-28 17:33:29,565 WARN L170 areAnnotationChecker]: L53-4 has no Hoare annotation [2020-07-28 17:33:29,565 WARN L170 areAnnotationChecker]: L53-2 has no Hoare annotation [2020-07-28 17:33:29,565 WARN L170 areAnnotationChecker]: L72-3 has no Hoare annotation [2020-07-28 17:33:29,566 WARN L170 areAnnotationChecker]: L72-3 has no Hoare annotation [2020-07-28 17:33:29,566 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-28 17:33:29,566 WARN L170 areAnnotationChecker]: L72-3 has no Hoare annotation [2020-07-28 17:33:29,566 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-28 17:33:29,566 WARN L170 areAnnotationChecker]: L74 has no Hoare annotation [2020-07-28 17:33:29,567 WARN L170 areAnnotationChecker]: L85-3 has no Hoare annotation [2020-07-28 17:33:29,567 WARN L170 areAnnotationChecker]: L85-3 has no Hoare annotation [2020-07-28 17:33:29,567 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-28 17:33:29,567 WARN L170 areAnnotationChecker]: L74-2 has no Hoare annotation [2020-07-28 17:33:29,567 WARN L170 areAnnotationChecker]: L85-3 has no Hoare annotation [2020-07-28 17:33:29,568 WARN L170 areAnnotationChecker]: L85-3 has no Hoare annotation [2020-07-28 17:33:29,568 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-28 17:33:29,568 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-28 17:33:29,568 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-28 17:33:29,568 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-28 17:33:29,569 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-28 17:33:29,569 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-28 17:33:29,569 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-28 17:33:29,569 WARN L170 areAnnotationChecker]: L88-2 has no Hoare annotation [2020-07-28 17:33:29,569 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-28 17:33:29,569 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-28 17:33:29,569 WARN L170 areAnnotationChecker]: L120 has no Hoare annotation [2020-07-28 17:33:29,570 WARN L170 areAnnotationChecker]: L120 has no Hoare annotation [2020-07-28 17:33:29,570 WARN L170 areAnnotationChecker]: L90-2 has no Hoare annotation [2020-07-28 17:33:29,570 WARN L170 areAnnotationChecker]: L110 has no Hoare annotation [2020-07-28 17:33:29,570 WARN L170 areAnnotationChecker]: L110 has no Hoare annotation [2020-07-28 17:33:29,570 WARN L170 areAnnotationChecker]: L120-2 has no Hoare annotation [2020-07-28 17:33:29,571 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-28 17:33:29,571 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-28 17:33:29,571 WARN L170 areAnnotationChecker]: L111 has no Hoare annotation [2020-07-28 17:33:29,571 WARN L170 areAnnotationChecker]: L111 has no Hoare annotation [2020-07-28 17:33:29,571 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-28 17:33:29,572 WARN L170 areAnnotationChecker]: L123-3 has no Hoare annotation [2020-07-28 17:33:29,572 WARN L170 areAnnotationChecker]: L93-2 has no Hoare annotation [2020-07-28 17:33:29,572 WARN L170 areAnnotationChecker]: L111-2 has no Hoare annotation [2020-07-28 17:33:29,572 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-28 17:33:29,572 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-28 17:33:29,573 WARN L170 areAnnotationChecker]: L123-3 has no Hoare annotation [2020-07-28 17:33:29,573 INFO L163 areAnnotationChecker]: CFG has 3 edges. 3 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 17:33:29,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 05:33:29 BoogieIcfgContainer [2020-07-28 17:33:29,581 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 17:33:29,581 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 17:33:29,582 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 17:33:29,582 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 17:33:29,583 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:33:15" (3/4) ... [2020-07-28 17:33:29,587 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 17:33:29,601 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2020-07-28 17:33:29,602 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-07-28 17:33:29,602 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 17:33:29,687 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 17:33:29,689 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 17:33:29,692 INFO L168 Benchmark]: Toolchain (without parser) took 35057.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 957.5 MB in the beginning and 922.9 MB in the end (delta: 34.6 MB). Peak memory consumption was 165.7 MB. Max. memory is 11.5 GB. [2020-07-28 17:33:29,692 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 17:33:29,693 INFO L168 Benchmark]: CACSL2BoogieTranslator took 534.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2020-07-28 17:33:29,696 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.57 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 17:33:29,699 INFO L168 Benchmark]: Boogie Preprocessor took 102.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2020-07-28 17:33:29,700 INFO L168 Benchmark]: RCFGBuilder took 19691.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 71.1 MB). Peak memory consumption was 71.1 MB. Max. memory is 11.5 GB. [2020-07-28 17:33:29,700 INFO L168 Benchmark]: TraceAbstraction took 14498.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 929.5 MB in the end (delta: 99.9 MB). Peak memory consumption was 99.9 MB. Max. memory is 11.5 GB. [2020-07-28 17:33:29,701 INFO L168 Benchmark]: Witness Printer took 107.46 ms. Allocated memory is still 1.2 GB. Free memory was 929.5 MB in the beginning and 922.9 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2020-07-28 17:33:29,706 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 534.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 111.57 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 102.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 19691.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 71.1 MB). Peak memory consumption was 71.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14498.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 929.5 MB in the end (delta: 99.9 MB). Peak memory consumption was 99.9 MB. Max. memory is 11.5 GB. * Witness Printer took 107.46 ms. Allocated memory is still 1.2 GB. Free memory was 929.5 MB in the beginning and 922.9 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 248]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.2s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 12.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=74occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 16 NumberOfFragments, 15 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 242 SizeOfPredicates, 0 NumberOfNonLiveVariables, 39 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...