./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0621a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0621a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer --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 ef69b30587e0c4301fdaba0084db3fa6fe256bc6 ................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0621a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer --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 ef69b30587e0c4301fdaba0084db3fa6fe256bc6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 21:01:03,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 21:01:03,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 21:01:03,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 21:01:03,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 21:01:03,136 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 21:01:03,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 21:01:03,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 21:01:03,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 21:01:03,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 21:01:03,142 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 21:01:03,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 21:01:03,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 21:01:03,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 21:01:03,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 21:01:03,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 21:01:03,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 21:01:03,148 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 21:01:03,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 21:01:03,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 21:01:03,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 21:01:03,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 21:01:03,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 21:01:03,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 21:01:03,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 21:01:03,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 21:01:03,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 21:01:03,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 21:01:03,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 21:01:03,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 21:01:03,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 21:01:03,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 21:01:03,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 21:01:03,163 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 21:01:03,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 21:01:03,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 21:01:03,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 21:01:03,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 21:01:03,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 21:01:03,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 21:01:03,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 21:01:03,167 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 21:01:03,179 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 21:01:03,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 21:01:03,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 21:01:03,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 21:01:03,181 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 21:01:03,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 21:01:03,181 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 21:01:03,181 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 21:01:03,182 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 21:01:03,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 21:01:03,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 21:01:03,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 21:01:03,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 21:01:03,184 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 21:01:03,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 21:01:03,184 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 21:01:03,184 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 21:01:03,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 21:01:03,185 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 21:01:03,185 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 21:01:03,185 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 21:01:03,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 21:01:03,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 21:01:03,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 21:01:03,186 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 21:01:03,186 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 21:01:03,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 21:01:03,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 21:01:03,187 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer 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 -> ef69b30587e0c4301fdaba0084db3fa6fe256bc6 [2019-11-15 21:01:03,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 21:01:03,253 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 21:01:03,256 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 21:01:03,257 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 21:01:03,258 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 21:01:03,258 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2019-11-15 21:01:03,315 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/data/d1f7f8fe9/211b0cde60a74b0493ddaee091a03879/FLAGb00fa4e95 [2019-11-15 21:01:03,724 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 21:01:03,725 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2019-11-15 21:01:03,730 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/data/d1f7f8fe9/211b0cde60a74b0493ddaee091a03879/FLAGb00fa4e95 [2019-11-15 21:01:03,740 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/data/d1f7f8fe9/211b0cde60a74b0493ddaee091a03879 [2019-11-15 21:01:03,742 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 21:01:03,743 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 21:01:03,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 21:01:03,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 21:01:03,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 21:01:03,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:01:03" (1/1) ... [2019-11-15 21:01:03,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@642a0a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:03, skipping insertion in model container [2019-11-15 21:01:03,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:01:03" (1/1) ... [2019-11-15 21:01:03,756 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 21:01:03,777 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 21:01:04,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:01:04,079 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 21:01:04,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:01:04,174 INFO L192 MainTranslator]: Completed translation [2019-11-15 21:01:04,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04 WrapperNode [2019-11-15 21:01:04,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 21:01:04,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 21:01:04,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 21:01:04,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 21:01:04,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2019-11-15 21:01:04,206 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2019-11-15 21:01:04,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 21:01:04,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 21:01:04,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 21:01:04,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 21:01:04,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2019-11-15 21:01:04,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2019-11-15 21:01:04,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2019-11-15 21:01:04,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2019-11-15 21:01:04,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2019-11-15 21:01:04,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2019-11-15 21:01:04,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2019-11-15 21:01:04,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 21:01:04,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 21:01:04,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 21:01:04,312 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 21:01:04,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 21:01:04,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 21:01:04,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-15 21:01:04,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 21:01:04,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-15 21:01:04,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 21:01:04,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 21:01:04,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 21:01:04,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-11-15 21:01:04,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 21:01:04,688 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 21:01:04,688 INFO L284 CfgBuilder]: Removed 16 assume(true) statements. [2019-11-15 21:01:04,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:01:04 BoogieIcfgContainer [2019-11-15 21:01:04,689 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 21:01:04,690 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 21:01:04,690 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 21:01:04,693 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 21:01:04,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 09:01:03" (1/3) ... [2019-11-15 21:01:04,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@207bce83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:01:04, skipping insertion in model container [2019-11-15 21:01:04,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (2/3) ... [2019-11-15 21:01:04,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@207bce83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:01:04, skipping insertion in model container [2019-11-15 21:01:04,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:01:04" (3/3) ... [2019-11-15 21:01:04,696 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0621a.c [2019-11-15 21:01:04,704 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 21:01:04,710 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 21:01:04,723 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 21:01:04,755 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 21:01:04,755 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 21:01:04,755 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 21:01:04,755 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 21:01:04,755 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 21:01:04,756 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 21:01:04,756 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 21:01:04,756 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 21:01:04,783 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states. [2019-11-15 21:01:04,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-15 21:01:04,790 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:01:04,791 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:01:04,792 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:01:04,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:01:04,799 INFO L82 PathProgramCache]: Analyzing trace with hash 1035664421, now seen corresponding path program 1 times [2019-11-15 21:01:04,807 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:01:04,807 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92307379] [2019-11-15 21:01:04,808 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:01:04,808 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:01:04,808 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:01:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:01:04,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:01:04,950 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92307379] [2019-11-15 21:01:04,950 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:01:04,950 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 21:01:04,951 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935390518] [2019-11-15 21:01:04,954 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 21:01:04,954 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:01:04,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 21:01:04,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 21:01:04,966 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 2 states. [2019-11-15 21:01:04,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:01:04,980 INFO L93 Difference]: Finished difference Result 66 states and 104 transitions. [2019-11-15 21:01:04,980 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 21:01:04,981 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-11-15 21:01:04,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:01:04,991 INFO L225 Difference]: With dead ends: 66 [2019-11-15 21:01:04,991 INFO L226 Difference]: Without dead ends: 31 [2019-11-15 21:01:04,993 INFO L600 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 [2019-11-15 21:01:05,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-15 21:01:05,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-11-15 21:01:05,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-15 21:01:05,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 41 transitions. [2019-11-15 21:01:05,025 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 41 transitions. Word has length 10 [2019-11-15 21:01:05,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:01:05,026 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 41 transitions. [2019-11-15 21:01:05,026 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 21:01:05,026 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2019-11-15 21:01:05,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-15 21:01:05,028 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:01:05,028 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:01:05,029 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:01:05,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:01:05,029 INFO L82 PathProgramCache]: Analyzing trace with hash -1843594333, now seen corresponding path program 1 times [2019-11-15 21:01:05,030 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:01:05,030 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878695578] [2019-11-15 21:01:05,030 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:01:05,030 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:01:05,030 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:01:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:01:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:01:05,264 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:01:05,265 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-11-15 21:01:05,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 09:01:05 BoogieIcfgContainer [2019-11-15 21:01:05,318 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 21:01:05,318 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 21:01:05,319 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 21:01:05,319 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 21:01:05,320 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:01:04" (3/4) ... [2019-11-15 21:01:05,324 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 21:01:05,324 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 21:01:05,327 INFO L168 Benchmark]: Toolchain (without parser) took 1582.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -118.8 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2019-11-15 21:01:05,328 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:01:05,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -193.4 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-11-15 21:01:05,330 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.58 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: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2019-11-15 21:01:05,330 INFO L168 Benchmark]: Boogie Preprocessor took 62.87 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: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 11.5 GB. [2019-11-15 21:01:05,331 INFO L168 Benchmark]: RCFGBuilder took 377.13 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: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. [2019-11-15 21:01:05,332 INFO L168 Benchmark]: TraceAbstraction took 628.05 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: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. [2019-11-15 21:01:05,332 INFO L168 Benchmark]: Witness Printer took 5.40 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. [2019-11-15 21:01:05,340 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 432.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -193.4 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 72.58 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: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.87 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: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 377.13 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: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 628.05 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: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. * Witness Printer took 5.40 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. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 145]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 52, overapproximation of someBinaryArithmeticDOUBLEoperation at line 82, overapproximation of bitwiseAnd at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 144. Possible FailurePath: [L37-L42] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L44-L49] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L60-L62] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; VAL [aT_atan={1:0}, atanhi_atan={-5:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L141] double x = 1.0 / 0.0; [L65] double w, s1, s2, z; [L66] __int32_t ix, hx, id; VAL [aT_atan={1:0}, atanhi_atan={-5:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L69] ieee_double_shape_type gh_u; [L70] gh_u.value = (x) [L71] EXPR gh_u.parts.msw [L71] (hx) = gh_u.parts.msw [L73] ix = hx & 0x7fffffff VAL [aT_atan={1:0}, atanhi_atan={-5:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L74] COND TRUE ix >= 0x44100000 [L75] __uint32_t low; VAL [aT_atan={1:0}, atanhi_atan={-5:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L77] ieee_double_shape_type gl_u; [L78] gl_u.value = (x) [L79] EXPR gl_u.parts.lsw [L79] (low) = gl_u.parts.lsw [L81] COND TRUE ix > 0x7ff00000 || (ix == 0x7ff00000 && (low != 0)) [L82] return x + x; VAL [aT_atan={1:0}, atanhi_atan={-5:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L142] double res = atan_double(x); [L144] COND TRUE res != pi_o_2 VAL [aT_atan={1:0}, atanhi_atan={-5:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L145] __VERIFIER_error() VAL [aT_atan={1:0}, atanhi_atan={-5:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 34 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 44 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=34occurred 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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, 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 0.1.24-cad4683 [2019-11-15 21:01:07,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 21:01:07,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 21:01:07,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 21:01:07,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 21:01:07,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 21:01:07,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 21:01:07,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 21:01:07,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 21:01:07,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 21:01:07,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 21:01:07,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 21:01:07,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 21:01:07,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 21:01:07,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 21:01:07,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 21:01:07,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 21:01:07,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 21:01:07,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 21:01:07,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 21:01:07,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 21:01:07,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 21:01:07,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 21:01:07,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 21:01:07,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 21:01:07,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 21:01:07,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 21:01:07,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 21:01:07,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 21:01:07,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 21:01:07,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 21:01:07,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 21:01:07,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 21:01:07,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 21:01:07,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 21:01:07,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 21:01:07,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 21:01:07,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 21:01:07,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 21:01:07,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 21:01:07,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 21:01:07,381 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-15 21:01:07,394 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 21:01:07,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 21:01:07,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 21:01:07,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 21:01:07,396 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 21:01:07,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 21:01:07,397 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 21:01:07,397 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 21:01:07,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 21:01:07,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 21:01:07,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 21:01:07,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 21:01:07,398 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-15 21:01:07,399 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-15 21:01:07,399 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 21:01:07,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 21:01:07,399 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 21:01:07,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 21:01:07,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 21:01:07,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 21:01:07,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 21:01:07,401 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 21:01:07,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 21:01:07,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 21:01:07,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 21:01:07,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 21:01:07,402 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-15 21:01:07,402 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-15 21:01:07,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 21:01:07,402 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 21:01:07,403 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer 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 -> ef69b30587e0c4301fdaba0084db3fa6fe256bc6 [2019-11-15 21:01:07,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 21:01:07,441 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 21:01:07,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 21:01:07,445 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 21:01:07,446 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 21:01:07,446 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2019-11-15 21:01:07,495 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/data/f5c5b2e91/ad16a60275ae46d690e64eb5fe13750e/FLAG8fbec5244 [2019-11-15 21:01:07,904 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 21:01:07,907 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/sv-benchmarks/c/float-newlib/double_req_bl_0621a.c [2019-11-15 21:01:07,916 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/data/f5c5b2e91/ad16a60275ae46d690e64eb5fe13750e/FLAG8fbec5244 [2019-11-15 21:01:07,932 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/data/f5c5b2e91/ad16a60275ae46d690e64eb5fe13750e [2019-11-15 21:01:07,936 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 21:01:07,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 21:01:07,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 21:01:07,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 21:01:07,944 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 21:01:07,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:01:07" (1/1) ... [2019-11-15 21:01:07,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e7cc6e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:07, skipping insertion in model container [2019-11-15 21:01:07,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:01:07" (1/1) ... [2019-11-15 21:01:07,959 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 21:01:07,992 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 21:01:08,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:01:08,277 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 21:01:08,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:01:08,422 INFO L192 MainTranslator]: Completed translation [2019-11-15 21:01:08,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:08 WrapperNode [2019-11-15 21:01:08,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 21:01:08,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 21:01:08,423 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 21:01:08,423 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 21:01:08,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:08" (1/1) ... [2019-11-15 21:01:08,445 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:08" (1/1) ... [2019-11-15 21:01:08,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 21:01:08,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 21:01:08,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 21:01:08,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 21:01:08,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:08" (1/1) ... [2019-11-15 21:01:08,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:08" (1/1) ... [2019-11-15 21:01:08,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:08" (1/1) ... [2019-11-15 21:01:08,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:08" (1/1) ... [2019-11-15 21:01:08,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:08" (1/1) ... [2019-11-15 21:01:08,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:08" (1/1) ... [2019-11-15 21:01:08,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:08" (1/1) ... [2019-11-15 21:01:08,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 21:01:08,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 21:01:08,572 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 21:01:08,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 21:01:08,573 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 21:01:08,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-11-15 21:01:08,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-11-15 21:01:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 21:01:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2019-11-15 21:01:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-15 21:01:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 21:01:08,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 21:01:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-15 21:01:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 21:01:26,023 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 21:01:26,023 INFO L284 CfgBuilder]: Removed 16 assume(true) statements. [2019-11-15 21:01:26,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:01:26 BoogieIcfgContainer [2019-11-15 21:01:26,025 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 21:01:26,026 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 21:01:26,026 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 21:01:26,028 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 21:01:26,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 09:01:07" (1/3) ... [2019-11-15 21:01:26,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7deffe3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:01:26, skipping insertion in model container [2019-11-15 21:01:26,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:08" (2/3) ... [2019-11-15 21:01:26,030 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7deffe3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:01:26, skipping insertion in model container [2019-11-15 21:01:26,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:01:26" (3/3) ... [2019-11-15 21:01:26,031 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0621a.c [2019-11-15 21:01:26,039 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 21:01:26,046 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 21:01:26,057 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 21:01:26,086 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 21:01:26,086 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 21:01:26,086 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 21:01:26,086 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 21:01:26,090 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 21:01:26,090 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 21:01:26,090 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 21:01:26,090 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 21:01:26,107 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states. [2019-11-15 21:01:26,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-15 21:01:26,112 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:01:26,113 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:01:26,114 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:01:26,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:01:26,119 INFO L82 PathProgramCache]: Analyzing trace with hash 1035664421, now seen corresponding path program 1 times [2019-11-15 21:01:26,127 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 21:01:26,127 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [463631370] [2019-11-15 21:01:26,127 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/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 [2019-11-15 21:01:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:01:26,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-15 21:01:26,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 21:01:26,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:01:26,350 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 21:01:26,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:01:26,354 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [463631370] [2019-11-15 21:01:26,355 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:01:26,355 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-15 21:01:26,355 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112928579] [2019-11-15 21:01:26,358 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 21:01:26,358 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 21:01:26,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 21:01:26,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 21:01:26,370 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 2 states. [2019-11-15 21:01:26,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:01:26,385 INFO L93 Difference]: Finished difference Result 66 states and 104 transitions. [2019-11-15 21:01:26,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 21:01:26,386 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-11-15 21:01:26,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:01:26,396 INFO L225 Difference]: With dead ends: 66 [2019-11-15 21:01:26,397 INFO L226 Difference]: Without dead ends: 31 [2019-11-15 21:01:26,399 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 21:01:26,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-15 21:01:26,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-11-15 21:01:26,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-15 21:01:26,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 41 transitions. [2019-11-15 21:01:26,432 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 41 transitions. Word has length 10 [2019-11-15 21:01:26,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:01:26,433 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 41 transitions. [2019-11-15 21:01:26,433 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 21:01:26,433 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2019-11-15 21:01:26,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-15 21:01:26,434 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:01:26,434 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:01:26,635 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-15 21:01:26,635 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:01:26,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:01:26,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1843594333, now seen corresponding path program 1 times [2019-11-15 21:01:26,636 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 21:01:26,637 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1410227863] [2019-11-15 21:01:26,637 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-11-15 21:01:26,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:01:26,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-15 21:01:26,902 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 21:01:27,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:01:27,034 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 21:01:27,080 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:01:27,244 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:01:27,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:01:27,349 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1410227863] [2019-11-15 21:01:27,349 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:01:27,349 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-11-15 21:01:27,349 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008079610] [2019-11-15 21:01:27,351 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-15 21:01:27,351 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 21:01:27,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-15 21:01:27,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2019-11-15 21:01:27,352 INFO L87 Difference]: Start difference. First operand 31 states and 41 transitions. Second operand 10 states. [2019-11-15 21:01:27,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:01:27,852 INFO L93 Difference]: Finished difference Result 35 states and 44 transitions. [2019-11-15 21:01:27,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 21:01:27,859 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2019-11-15 21:01:27,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:01:27,860 INFO L225 Difference]: With dead ends: 35 [2019-11-15 21:01:27,860 INFO L226 Difference]: Without dead ends: 14 [2019-11-15 21:01:27,861 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2019-11-15 21:01:27,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2019-11-15 21:01:27,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2019-11-15 21:01:27,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2019-11-15 21:01:27,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 13 transitions. [2019-11-15 21:01:27,865 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 13 transitions. Word has length 12 [2019-11-15 21:01:27,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:01:27,866 INFO L462 AbstractCegarLoop]: Abstraction has 14 states and 13 transitions. [2019-11-15 21:01:27,866 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-15 21:01:27,866 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2019-11-15 21:01:27,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-15 21:01:27,867 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:01:27,867 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:01:28,067 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-15 21:01:28,068 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:01:28,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:01:28,069 INFO L82 PathProgramCache]: Analyzing trace with hash -1317358715, now seen corresponding path program 1 times [2019-11-15 21:01:28,069 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 21:01:28,070 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1653074515] [2019-11-15 21:01:28,070 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c1303733-ee31-4fd1-9b6e-431692fe514c/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-11-15 21:01:28,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:01:28,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 18 conjunts are in the unsatisfiable core [2019-11-15 21:01:28,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 21:01:28,812 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 21 [2019-11-15 21:01:28,813 INFO L341 Elim1Store]: treesize reduction 73, result has 33.0 percent of original size [2019-11-15 21:01:28,814 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 95 treesize of output 112 [2019-11-15 21:01:28,815 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 21:01:28,980 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 62 [2019-11-15 21:01:28,980 INFO L567 ElimStorePlain]: treesize reduction 51, result has 65.3 percent of original size [2019-11-15 21:01:28,981 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-15 21:01:28,983 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2019-11-15 21:01:28,984 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:87, output treesize:96 [2019-11-15 21:01:28,985 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-15 21:01:29,051 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-15 21:01:29,101 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-15 21:01:29,269 INFO L235 Elim1Store]: Index analysis took 133 ms [2019-11-15 21:01:29,430 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-11-15 21:01:29,431 INFO L341 Elim1Store]: treesize reduction 8, result has 91.1 percent of original size [2019-11-15 21:01:29,431 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 112 treesize of output 184 [2019-11-15 21:01:29,433 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 21:01:29,608 INFO L235 Elim1Store]: Index analysis took 126 ms [2019-11-15 21:01:29,794 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-11-15 21:01:29,794 INFO L341 Elim1Store]: treesize reduction 8, result has 91.1 percent of original size [2019-11-15 21:01:29,795 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 117 treesize of output 189 [2019-11-15 21:01:29,797 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-15 21:01:30,018 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-11-15 21:01:30,019 INFO L341 Elim1Store]: treesize reduction 8, result has 91.1 percent of original size [2019-11-15 21:01:30,019 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 117 treesize of output 189 [2019-11-15 21:01:30,021 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-15 21:01:30,378 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 49 [2019-11-15 21:01:30,378 INFO L341 Elim1Store]: treesize reduction 32, result has 77.3 percent of original size [2019-11-15 21:01:30,379 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 119 treesize of output 216 [2019-11-15 21:01:30,381 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-15 21:01:31,823 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 101 DAG size of output: 81 [2019-11-15 21:01:31,823 INFO L567 ElimStorePlain]: treesize reduction 429, result has 34.0 percent of original size [2019-11-15 21:01:31,877 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:01:31,885 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:01:32,015 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 21:01:32,016 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 110 treesize of output 151 [2019-11-15 21:01:32,017 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-15 21:01:32,039 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:01:32,041 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:01:32,106 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 21:01:32,107 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 110 treesize of output 151 [2019-11-15 21:01:32,108 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-15 21:02:04,977 WARN L191 SmtUtils]: Spent 32.87 s on a formula simplification. DAG size of input: 95 DAG size of output: 87 [2019-11-15 21:02:04,977 INFO L567 ElimStorePlain]: treesize reduction 39, result has 87.3 percent of original size [2019-11-15 21:02:04,978 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:04,980 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 11 dim-0 vars, and 2 xjuncts. [2019-11-15 21:02:04,980 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 8 variables, input treesize:466, output treesize:269 [2019-11-15 21:02:04,981 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:04,982 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:21,340 WARN L191 SmtUtils]: Spent 16.30 s on a formula simplification. DAG size of input: 138 DAG size of output: 91 [2019-11-15 21:02:21,343 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:21,430 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:21,500 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:21,554 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:21,711 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 21:02:21,712 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 133 treesize of output 171 [2019-11-15 21:02:21,713 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 21:02:21,841 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 21:02:21,842 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 139 treesize of output 185 [2019-11-15 21:02:21,843 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-15 21:02:28,216 WARN L191 SmtUtils]: Spent 6.37 s on a formula simplification that was a NOOP. DAG size: 87 [2019-11-15 21:02:28,216 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 21:02:28,281 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:02:28,398 INFO L235 Elim1Store]: Index analysis took 135 ms [2019-11-15 21:02:28,446 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:02:28,449 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:02:28,473 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 21:02:28,474 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 128 treesize of output 156 [2019-11-15 21:02:28,475 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-15 21:02:28,525 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:02:28,602 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 21:02:28,603 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 122 treesize of output 150 [2019-11-15 21:02:28,604 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-15 21:02:41,469 WARN L191 SmtUtils]: Spent 12.86 s on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2019-11-15 21:02:41,469 INFO L567 ElimStorePlain]: treesize reduction 26, result has 90.6 percent of original size [2019-11-15 21:02:41,482 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:41,484 INFO L496 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 14 dim-0 vars, and 2 xjuncts. [2019-11-15 21:02:41,487 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 10 variables, input treesize:273, output treesize:219 [2019-11-15 21:02:41,488 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:41,490 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:53,731 WARN L191 SmtUtils]: Spent 10.20 s on a formula simplification that was a NOOP. DAG size: 134 [2019-11-15 21:02:53,733 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:53,736 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:55,833 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:55,835 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:57,948 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:57,949 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:57,951 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:57,953 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:57,955 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:58,010 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:02:58,026 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:02:58,312 INFO L235 Elim1Store]: Index analysis took 310 ms [2019-11-15 21:02:58,316 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:02:58,375 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:02:58,379 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:02:58,391 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 21:02:58,392 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 194 treesize of output 112 [2019-11-15 21:02:58,393 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:58,393 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:02:58,394 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-15 21:02:58,428 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:02:58,583 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:02:59,293 INFO L235 Elim1Store]: Index analysis took 867 ms [2019-11-15 21:02:59,300 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 21:02:59,301 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 8 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 2 case distinctions, treesize of input 204 treesize of output 110 [2019-11-15 21:02:59,302 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-15 21:03:01,815 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:03:02,832 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:03:25,005 INFO L235 Elim1Store]: Index analysis took 24513 ms [2019-11-15 21:03:25,735 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:03:28,097 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:03:28,809 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:03:28,839 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 21:03:28,839 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 210 treesize of output 132 [2019-11-15 21:03:28,840 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:03:28,841 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:03:28,841 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-15 21:03:29,749 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:03:30,015 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-15 21:03:30,015 INFO L235 Elim1Store]: Index analysis took 348 ms [2019-11-15 21:03:30,017 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 90 [2019-11-15 21:03:30,018 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-15 21:04:37,158 WARN L191 SmtUtils]: Spent 1.12 m on a formula simplification. DAG size of input: 144 DAG size of output: 119 [2019-11-15 21:04:37,159 INFO L567 ElimStorePlain]: treesize reduction 114, result has 71.4 percent of original size [2019-11-15 21:04:37,164 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:04:37,170 INFO L496 ElimStorePlain]: Start of recursive call 1: 18 dim-0 vars, 1 dim-2 vars, End of recursive call: 10 dim-0 vars, and 3 xjuncts. [2019-11-15 21:04:37,170 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 19 variables, input treesize:797, output treesize:272 [2019-11-15 21:04:41,812 WARN L191 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 131 DAG size of output: 39 [2019-11-15 21:04:43,543 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2019-11-15 21:04:43,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:04:43,675 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 21:04:46,911 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2019-11-15 21:04:48,538 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-11-15 21:04:55,087 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-11-15 21:04:55,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:04:55,092 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1653074515] [2019-11-15 21:04:55,092 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:04:55,093 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2019-11-15 21:04:55,093 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036115213] [2019-11-15 21:04:55,093 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-15 21:04:55,093 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 21:04:55,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-15 21:04:55,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=97, Unknown=3, NotChecked=0, Total=132 [2019-11-15 21:04:55,094 INFO L87 Difference]: Start difference. First operand 14 states and 13 transitions. Second operand 12 states. [2019-11-15 21:05:30,273 WARN L191 SmtUtils]: Spent 32.41 s on a formula simplification. DAG size of input: 182 DAG size of output: 138 [2019-11-15 21:05:45,625 WARN L191 SmtUtils]: Spent 13.21 s on a formula simplification that was a NOOP. DAG size: 107 [2019-11-15 21:06:00,782 WARN L191 SmtUtils]: Spent 14.75 s on a formula simplification that was a NOOP. DAG size: 111 [2019-11-15 21:06:00,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:06:00,783 INFO L93 Difference]: Finished difference Result 14 states and 13 transitions. [2019-11-15 21:06:00,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 21:06:00,783 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 13 [2019-11-15 21:06:00,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:06:00,783 INFO L225 Difference]: With dead ends: 14 [2019-11-15 21:06:00,784 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 21:06:00,784 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 8 SyntacticMatches, 6 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 112.7s TimeCoverageRelationStatistics Valid=65, Invalid=142, Unknown=3, NotChecked=0, Total=210 [2019-11-15 21:06:00,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 21:06:00,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 21:06:00,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 21:06:00,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 21:06:00,785 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-15 21:06:00,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:06:00,785 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 21:06:00,785 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-15 21:06:00,785 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 21:06:00,785 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 21:06:00,986 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-15 21:06:00,989 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 21:06:14,483 WARN L191 SmtUtils]: Spent 13.43 s on a formula simplification that was a NOOP. DAG size: 143 [2019-11-15 21:06:26,906 WARN L191 SmtUtils]: Spent 12.42 s on a formula simplification that was a NOOP. DAG size: 115 [2019-11-15 21:06:43,098 WARN L191 SmtUtils]: Spent 16.19 s on a formula simplification that was a NOOP. DAG size: 144 [2019-11-15 21:06:43,102 INFO L443 ceAbstractionStarter]: For program point L68-3(lines 68 72) no Hoare annotation was computed. [2019-11-15 21:06:43,102 INFO L443 ceAbstractionStarter]: For program point L126(lines 126 131) no Hoare annotation was computed. [2019-11-15 21:06:43,102 INFO L443 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-11-15 21:06:43,102 INFO L439 ceAbstractionStarter]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-11-15 21:06:43,102 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 21:06:43,102 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 21:06:43,102 INFO L443 ceAbstractionStarter]: For program point L144(lines 144 147) no Hoare annotation was computed. [2019-11-15 21:06:43,102 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-15 21:06:43,103 INFO L443 ceAbstractionStarter]: For program point L96(lines 96 112) no Hoare annotation was computed. [2019-11-15 21:06:43,103 INFO L439 ceAbstractionStarter]: At program point L30(lines 17 31) the Hoare annotation is: false [2019-11-15 21:06:43,103 INFO L443 ceAbstractionStarter]: For program point L88(lines 88 113) no Hoare annotation was computed. [2019-11-15 21:06:43,103 INFO L443 ceAbstractionStarter]: For program point L105(lines 105 111) no Hoare annotation was computed. [2019-11-15 21:06:43,103 INFO L443 ceAbstractionStarter]: For program point L105-2(lines 88 113) no Hoare annotation was computed. [2019-11-15 21:06:43,103 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-15 21:06:43,103 INFO L443 ceAbstractionStarter]: For program point L97(lines 97 103) no Hoare annotation was computed. [2019-11-15 21:06:43,103 INFO L443 ceAbstractionStarter]: For program point L130-2(line 130) no Hoare annotation was computed. [2019-11-15 21:06:43,104 INFO L439 ceAbstractionStarter]: At program point L130-3(lines 64 132) the Hoare annotation is: (let ((.cse2 (not (= |~#atanlo_atan~0.base| |~#atanhi_atan~0.base|)))) (and (exists ((v_skolemized_v_prenex_19_3 (_ BitVec 64))) (and (= ((_ extract 63 32) v_skolemized_v_prenex_19_3) ULTIMATE.start_atan_double_~hx~0) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_19_3) ((_ extract 62 52) v_skolemized_v_prenex_19_3) ((_ extract 51 0) v_skolemized_v_prenex_19_3)) ULTIMATE.start_atan_double_~x))) (exists ((v_prenex_23 (_ BitVec 32)) (v_prenex_22 (_ BitVec 64)) (v_prenex_26 (_ BitVec 64))) (let ((.cse0 (= v_prenex_23 |~#atanlo_atan~0.base|)) (.cse1 (select |#memory_int| v_prenex_23))) (and (or .cse0 (= (bvadd (select |#valid| |~#atanlo_atan~0.base|) (_ bv1 1)) (_ bv0 1))) (not .cse0) (= ((_ extract 63 32) v_prenex_22) (select .cse1 (_ bv4 32))) (= (select |#valid| v_prenex_23) (_ bv0 1)) (= (select .cse1 (_ bv0 32)) ((_ extract 31 0) v_prenex_26))))) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= ~pi_o_2~0 ((_ to_fp 11 53) roundNearestTiesToEven (/ 785398163397448279.0 500000000000000000.0))) (exists ((v_prenex_24 (_ BitVec 64))) (and (= (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv28 32))) ((_ extract 63 32) v_prenex_24)) (= (fp ((_ extract 63 63) v_prenex_24) ((_ extract 62 52) v_prenex_24) ((_ extract 51 0) v_prenex_24)) ((_ to_fp 11 53) roundNearestTiesToEven (/ 612323399573676603587.0 10000000000000000000000000000000000000.0))))) (or (not (= |~#atanhi_atan~0.offset| |~#atanlo_atan~0.offset|)) .cse2) (exists ((v_prenex_25 (_ BitVec 64))) (let ((.cse3 (select |#memory_int| |~#atanhi_atan~0.base|))) (and (= ((_ extract 31 0) v_prenex_25) (select .cse3 (bvadd |~#atanhi_atan~0.offset| (_ bv24 32)))) (= (fp ((_ extract 63 63) v_prenex_25) ((_ extract 62 52) v_prenex_25) ((_ extract 51 0) v_prenex_25)) ((_ to_fp 11 53) roundNearestTiesToEven (/ 785398163397448279.0 500000000000000000.0))) (= ((_ extract 63 32) v_prenex_25) (select .cse3 (bvadd |~#atanhi_atan~0.offset| (_ bv28 32))))))) (exists ((|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64))) (and (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_11|) ULTIMATE.start_atan_double_~low~0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|)) (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53))))) (= ULTIMATE.start_atan_double_~x (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53))) (exists ((|~#aT_atan~0.base| (_ BitVec 32))) (and (not (= |~#aT_atan~0.base| |~#atanhi_atan~0.base|)) (not (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|)) (= (bvadd (select |#valid| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1)))) (exists ((v_skolemized_v_prenex_19_3 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_skolemized_v_prenex_19_3) ((_ extract 62 52) v_skolemized_v_prenex_19_3) ((_ extract 51 0) v_skolemized_v_prenex_19_3)) (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53))) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) v_skolemized_v_prenex_19_3)) ULTIMATE.start_atan_double_~ix~0))) (or .cse2 (not (= (bvadd |~#atanlo_atan~0.offset| (_ bv4 32)) |~#atanhi_atan~0.offset|))) (exists ((v_prenex_24 (_ BitVec 64)) (v_prenex_25 (_ BitVec 64)) (v_arrayElimCell_65 (_ BitVec 32))) (and (= (fp ((_ extract 63 63) v_prenex_25) ((_ extract 62 52) v_prenex_25) ((_ extract 51 0) v_prenex_25)) ((_ to_fp 11 53) roundNearestTiesToEven (/ 785398163397448279.0 500000000000000000.0))) (= (fp.add roundNearestTiesToEven (let ((.cse4 (concat ((_ extract 63 32) v_prenex_25) ((_ extract 31 0) v_prenex_25)))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))) (let ((.cse5 (concat ((_ extract 63 32) v_prenex_24) v_arrayElimCell_65))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5)))) |ULTIMATE.start_atan_double_#res|) (= (fp ((_ extract 63 63) v_prenex_24) ((_ extract 62 52) v_prenex_24) ((_ extract 51 0) v_prenex_24)) ((_ to_fp 11 53) roundNearestTiesToEven (/ 612323399573676603587.0 10000000000000000000000000000000000000.0))))))) [2019-11-15 21:06:43,104 INFO L443 ceAbstractionStarter]: For program point L89(lines 89 92) no Hoare annotation was computed. [2019-11-15 21:06:43,104 INFO L443 ceAbstractionStarter]: For program point L89-2(lines 89 92) no Hoare annotation was computed. [2019-11-15 21:06:43,104 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 21:06:43,104 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2019-11-15 21:06:43,104 INFO L443 ceAbstractionStarter]: For program point L90(lines 90 91) no Hoare annotation was computed. [2019-11-15 21:06:43,104 INFO L443 ceAbstractionStarter]: For program point L24(lines 24 29) no Hoare annotation was computed. [2019-11-15 21:06:43,104 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 17 31) no Hoare annotation was computed. [2019-11-15 21:06:43,104 INFO L443 ceAbstractionStarter]: For program point L24-2(lines 24 29) no Hoare annotation was computed. [2019-11-15 21:06:43,105 INFO L446 ceAbstractionStarter]: At program point L148(lines 134 149) the Hoare annotation is: true [2019-11-15 21:06:43,108 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 87) no Hoare annotation was computed. [2019-11-15 21:06:43,108 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 21:06:43,108 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 86) no Hoare annotation was computed. [2019-11-15 21:06:43,108 INFO L443 ceAbstractionStarter]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2019-11-15 21:06:43,109 INFO L439 ceAbstractionStarter]: At program point L76-2(lines 76 80) the Hoare annotation is: (let ((.cse0 (not (= |~#atanlo_atan~0.base| |~#atanhi_atan~0.base|)))) (and (or (not (= |~#atanhi_atan~0.offset| |~#atanlo_atan~0.offset|)) .cse0) (exists ((v_skolemized_v_prenex_19_3 (_ BitVec 64))) (and (= ((_ extract 63 32) v_skolemized_v_prenex_19_3) ULTIMATE.start_atan_double_~hx~0) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_19_3) ((_ extract 62 52) v_skolemized_v_prenex_19_3) ((_ extract 51 0) v_skolemized_v_prenex_19_3)) ULTIMATE.start_atan_double_~x))) (exists ((v_prenex_23 (_ BitVec 32)) (v_prenex_22 (_ BitVec 64)) (v_prenex_26 (_ BitVec 64))) (let ((.cse1 (= v_prenex_23 |~#atanlo_atan~0.base|)) (.cse2 (select |#memory_int| v_prenex_23))) (and (or .cse1 (= (bvadd (select |#valid| |~#atanlo_atan~0.base|) (_ bv1 1)) (_ bv0 1))) (not .cse1) (= ((_ extract 63 32) v_prenex_22) (select .cse2 (_ bv4 32))) (= (select |#valid| v_prenex_23) (_ bv0 1)) (= (select .cse2 (_ bv0 32)) ((_ extract 31 0) v_prenex_26))))) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (exists ((v_prenex_25 (_ BitVec 64))) (let ((.cse3 (select |#memory_int| |~#atanhi_atan~0.base|))) (and (= ((_ extract 31 0) v_prenex_25) (select .cse3 (bvadd |~#atanhi_atan~0.offset| (_ bv24 32)))) (= (fp ((_ extract 63 63) v_prenex_25) ((_ extract 62 52) v_prenex_25) ((_ extract 51 0) v_prenex_25)) ((_ to_fp 11 53) roundNearestTiesToEven (/ 785398163397448279.0 500000000000000000.0))) (= ((_ extract 63 32) v_prenex_25) (select .cse3 (bvadd |~#atanhi_atan~0.offset| (_ bv28 32))))))) (= ~pi_o_2~0 ((_ to_fp 11 53) roundNearestTiesToEven (/ 785398163397448279.0 500000000000000000.0))) (= ULTIMATE.start_atan_double_~x (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53))) (exists ((v_skolemized_v_prenex_19_3 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_skolemized_v_prenex_19_3) ((_ extract 62 52) v_skolemized_v_prenex_19_3) ((_ extract 51 0) v_skolemized_v_prenex_19_3)) ULTIMATE.start_atan_double_~x) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) v_skolemized_v_prenex_19_3)) ULTIMATE.start_atan_double_~ix~0))) (exists ((|~#aT_atan~0.base| (_ BitVec 32))) (and (not (= |~#aT_atan~0.base| |~#atanhi_atan~0.base|)) (not (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|)) (= (bvadd (select |#valid| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1)))) (exists ((v_prenex_24 (_ BitVec 64))) (and (= (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv28 32))) ((_ extract 63 32) v_prenex_24)) (= (fp ((_ extract 63 63) v_prenex_24) ((_ extract 62 52) v_prenex_24) ((_ extract 51 0) v_prenex_24)) ((_ to_fp 11 53) roundNearestTiesToEven (/ 612323399573676603587.0 10000000000000000000000000000000000000.0))))) (or .cse0 (not (= (bvadd |~#atanlo_atan~0.offset| (_ bv4 32)) |~#atanhi_atan~0.offset|))))) [2019-11-15 21:06:43,109 INFO L443 ceAbstractionStarter]: For program point L76-3(lines 74 87) no Hoare annotation was computed. [2019-11-15 21:06:43,109 INFO L443 ceAbstractionStarter]: For program point L68-1(lines 68 72) no Hoare annotation was computed. [2019-11-15 21:06:43,109 INFO L439 ceAbstractionStarter]: At program point L68-2(lines 68 72) the Hoare annotation is: (and (exists ((|~#aT_atan~0.base| (_ BitVec 32))) (and (not (= |~#aT_atan~0.base| |~#atanhi_atan~0.base|)) (not (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|)) (or (= (_ bv0 1) (select |#valid| (_ bv0 32))) (= |~#atanlo_atan~0.base| (_ bv0 32)) (= (_ bv0 32) |~#atanhi_atan~0.base|) (= |~#aT_atan~0.base| (_ bv0 32))) (= (bvadd (select |#valid| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1)))) (exists ((v_skolemized_v_prenex_13_3 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_skolemized_v_prenex_13_3) ((_ extract 62 52) v_skolemized_v_prenex_13_3) ((_ extract 51 0) v_skolemized_v_prenex_13_3)) ((_ to_fp 11 53) roundNearestTiesToEven (/ 612323399573676603587.0 10000000000000000000000000000000000000.0))) (= (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv28 32))) ((_ extract 63 32) v_skolemized_v_prenex_13_3)))) (= (bvadd (select |#valid| |~#atanlo_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= ~pi_o_2~0 ((_ to_fp 11 53) roundNearestTiesToEven (/ 785398163397448279.0 500000000000000000.0))) (= ULTIMATE.start_atan_double_~x (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53))) (or (and (exists ((v_prenex_27 (_ BitVec 32)) (v_prenex_33 (_ BitVec 32)) (v_prenex_32 (_ BitVec 64)) (v_prenex_28 (_ BitVec 64)) (v_prenex_29 (_ BitVec 64))) (let ((.cse0 (select |#memory_int| v_prenex_27))) (and (not (= |~#atanlo_atan~0.base| v_prenex_33)) (not (= v_prenex_33 |~#atanhi_atan~0.base|)) (not (= v_prenex_27 |~#atanlo_atan~0.base|)) (not (= v_prenex_27 |~#atanhi_atan~0.base|)) (or (= v_prenex_27 v_prenex_33) (= (select .cse0 (_ bv4 32)) ((_ extract 63 32) v_prenex_28))) (= (select (select |#memory_int| v_prenex_33) (_ bv4 32)) ((_ extract 63 32) v_prenex_29)) (= (select .cse0 (_ bv0 32)) ((_ extract 31 0) v_prenex_32))))) (not (= |~#atanhi_atan~0.offset| |~#atanlo_atan~0.offset|)) (not (= (bvadd |~#atanlo_atan~0.offset| (_ bv4 32)) |~#atanhi_atan~0.offset|))) (and (not (= |~#atanlo_atan~0.base| |~#atanhi_atan~0.base|)) (exists ((v_prenex_23 (_ BitVec 32)) (v_prenex_22 (_ BitVec 64)) (v_skolemized_v_prenex_20_3 (_ BitVec 64)) (|v_ULTIMATE.start_atan_double_~#gl_u~0.base_8| (_ BitVec 32)) (v_prenex_26 (_ BitVec 64))) (let ((.cse1 (select |#memory_int| v_prenex_23))) (and (not (= |~#atanlo_atan~0.base| |v_ULTIMATE.start_atan_double_~#gl_u~0.base_8|)) (not (= v_prenex_23 |~#atanlo_atan~0.base|)) (not (= v_prenex_23 |~#atanhi_atan~0.base|)) (or (= v_prenex_23 |v_ULTIMATE.start_atan_double_~#gl_u~0.base_8|) (= (select .cse1 (_ bv4 32)) ((_ extract 63 32) v_prenex_22))) (= (select (select |#memory_int| |v_ULTIMATE.start_atan_double_~#gl_u~0.base_8|) (_ bv4 32)) ((_ extract 63 32) v_skolemized_v_prenex_20_3)) (not (= |v_ULTIMATE.start_atan_double_~#gl_u~0.base_8| |~#atanhi_atan~0.base|)) (= (select .cse1 (_ bv0 32)) ((_ extract 31 0) v_prenex_26))))))) (exists ((v_skolemized_v_prenex_12_3 (_ BitVec 64))) (let ((.cse2 (select |#memory_int| |~#atanhi_atan~0.base|))) (and (= ((_ extract 63 32) v_skolemized_v_prenex_12_3) (select .cse2 (bvadd |~#atanhi_atan~0.offset| (_ bv28 32)))) (= ((_ extract 31 0) v_skolemized_v_prenex_12_3) (select .cse2 (bvadd |~#atanhi_atan~0.offset| (_ bv24 32)))) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_12_3) ((_ extract 62 52) v_skolemized_v_prenex_12_3) ((_ extract 51 0) v_skolemized_v_prenex_12_3)) ((_ to_fp 11 53) roundNearestTiesToEven (/ 785398163397448279.0 500000000000000000.0))))))) [2019-11-15 21:06:43,119 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:446) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:135) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportResult(TraceAbstractionStarter.java:555) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:255) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:212) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-15 21:06:43,123 INFO L168 Benchmark]: Toolchain (without parser) took 335185.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 205.0 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-11-15 21:06:43,124 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:06:43,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 482.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -190.9 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-11-15 21:06:43,129 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.33 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-15 21:06:43,129 INFO L168 Benchmark]: Boogie Preprocessor took 94.50 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-15 21:06:43,130 INFO L168 Benchmark]: RCFGBuilder took 17452.60 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2019-11-15 21:06:43,130 INFO L168 Benchmark]: TraceAbstraction took 317096.33 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 50.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -40.6 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2019-11-15 21:06:43,138 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 482.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -190.9 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.33 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 94.50 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 17452.60 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 317096.33 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 50.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -40.6 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 145]: 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 - ExceptionOrErrorResult: UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...