./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0680b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0680b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/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 a08e98589992bcd32695ff0fd47c826511b7c0fa ............................................................................................................................................................................................................................................................................................................... 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_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0680b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/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 a08e98589992bcd32695ff0fd47c826511b7c0fa ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 13:13:32,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:13:32,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:13:32,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:13:32,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:13:32,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:13:32,192 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:13:32,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:13:32,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:13:32,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:13:32,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:13:32,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:13:32,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:13:32,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:13:32,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:13:32,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:13:32,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:13:32,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:13:32,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:13:32,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:13:32,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:13:32,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:13:32,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:13:32,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:13:32,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:13:32,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:13:32,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:13:32,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:13:32,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:13:32,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:13:32,209 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:13:32,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:13:32,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:13:32,211 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:13:32,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:13:32,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:13:32,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:13:32,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:13:32,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:13:32,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:13:32,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:13:32,213 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 13:13:32,223 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:13:32,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:13:32,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 13:13:32,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 13:13:32,224 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 13:13:32,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:13:32,225 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:13:32,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:13:32,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:13:32,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:13:32,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:13:32,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:13:32,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:13:32,226 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:13:32,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:13:32,226 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:13:32,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:13:32,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:13:32,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:13:32,226 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:13:32,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:13:32,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:13:32,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:13:32,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:13:32,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:13:32,227 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 13:13:32,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 13:13:32,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:13:32,227 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:13:32,227 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_ef1831d2-2a9f-4561-9aac-9103ad56c56a/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 -> a08e98589992bcd32695ff0fd47c826511b7c0fa [2019-12-07 13:13:32,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:13:32,334 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:13:32,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:13:32,337 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:13:32,337 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:13:32,337 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0680b.c [2019-12-07 13:13:32,374 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/data/d3e151832/0d96eafbb36f402da627ea4c6853b176/FLAG06a5ee252 [2019-12-07 13:13:32,789 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:13:32,789 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/sv-benchmarks/c/float-newlib/float_req_bl_0680b.c [2019-12-07 13:13:32,794 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/data/d3e151832/0d96eafbb36f402da627ea4c6853b176/FLAG06a5ee252 [2019-12-07 13:13:32,803 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/data/d3e151832/0d96eafbb36f402da627ea4c6853b176 [2019-12-07 13:13:32,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:13:32,805 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:13:32,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:13:32,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:13:32,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:13:32,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:13:32" (1/1) ... [2019-12-07 13:13:32,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c077e9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:32, skipping insertion in model container [2019-12-07 13:13:32,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:13:32" (1/1) ... [2019-12-07 13:13:32,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:13:32,835 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:13:33,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:13:33,052 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 13:13:33,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:13:33,103 INFO L208 MainTranslator]: Completed translation [2019-12-07 13:13:33,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:33 WrapperNode [2019-12-07 13:13:33,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:13:33,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 13:13:33,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 13:13:33,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 13:13:33,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:33" (1/1) ... [2019-12-07 13:13:33,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:33" (1/1) ... [2019-12-07 13:13:33,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 13:13:33,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 13:13:33,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 13:13:33,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 13:13:33,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:33" (1/1) ... [2019-12-07 13:13:33,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:33" (1/1) ... [2019-12-07 13:13:33,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:33" (1/1) ... [2019-12-07 13:13:33,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:33" (1/1) ... [2019-12-07 13:13:33,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:33" (1/1) ... [2019-12-07 13:13:33,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:33" (1/1) ... [2019-12-07 13:13:33,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:33" (1/1) ... [2019-12-07 13:13:33,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 13:13:33,185 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 13:13:33,185 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 13:13:33,185 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 13:13:33,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/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 [2019-12-07 13:13:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 13:13:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-12-07 13:13:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 13:13:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-12-07 13:13:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 13:13:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 13:13:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 13:13:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-12-07 13:13:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 13:13:33,597 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 13:13:33,598 INFO L287 CfgBuilder]: Removed 40 assume(true) statements. [2019-12-07 13:13:33,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:13:33 BoogieIcfgContainer [2019-12-07 13:13:33,599 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 13:13:33,600 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 13:13:33,600 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 13:13:33,602 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 13:13:33,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:13:32" (1/3) ... [2019-12-07 13:13:33,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f43a2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:13:33, skipping insertion in model container [2019-12-07 13:13:33,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:33" (2/3) ... [2019-12-07 13:13:33,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f43a2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:13:33, skipping insertion in model container [2019-12-07 13:13:33,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:13:33" (3/3) ... [2019-12-07 13:13:33,605 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0680b.c [2019-12-07 13:13:33,613 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 13:13:33,619 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 13:13:33,629 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 13:13:33,648 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 13:13:33,648 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 13:13:33,648 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 13:13:33,648 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 13:13:33,648 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 13:13:33,648 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 13:13:33,648 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 13:13:33,648 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 13:13:33,661 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2019-12-07 13:13:33,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-07 13:13:33,665 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:13:33,665 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:13:33,665 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:13:33,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:13:33,669 INFO L82 PathProgramCache]: Analyzing trace with hash 1264035265, now seen corresponding path program 1 times [2019-12-07 13:13:33,674 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:13:33,675 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667860168] [2019-12-07 13:13:33,675 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:13:33,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:13:33,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:13:33,766 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667860168] [2019-12-07 13:13:33,767 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:13:33,767 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 13:13:33,767 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911902713] [2019-12-07 13:13:33,770 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 13:13:33,770 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:13:33,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 13:13:33,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 13:13:33,780 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 2 states. [2019-12-07 13:13:33,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:13:33,799 INFO L93 Difference]: Finished difference Result 216 states and 362 transitions. [2019-12-07 13:13:33,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 13:13:33,800 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-12-07 13:13:33,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:13:33,808 INFO L225 Difference]: With dead ends: 216 [2019-12-07 13:13:33,808 INFO L226 Difference]: Without dead ends: 106 [2019-12-07 13:13:33,810 INFO L630 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 [2019-12-07 13:13:33,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2019-12-07 13:13:33,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2019-12-07 13:13:33,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-12-07 13:13:33,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 154 transitions. [2019-12-07 13:13:33,839 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 154 transitions. Word has length 10 [2019-12-07 13:13:33,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:13:33,839 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 154 transitions. [2019-12-07 13:13:33,839 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 13:13:33,839 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2019-12-07 13:13:33,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-07 13:13:33,840 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:13:33,840 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:13:33,840 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:13:33,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:13:33,840 INFO L82 PathProgramCache]: Analyzing trace with hash -925353302, now seen corresponding path program 1 times [2019-12-07 13:13:33,840 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:13:33,840 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810621043] [2019-12-07 13:13:33,840 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:13:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:13:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:13:33,933 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:13:33,933 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 13:13:33,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:13:33 BoogieIcfgContainer [2019-12-07 13:13:33,959 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 13:13:33,959 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 13:13:33,959 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 13:13:33,959 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 13:13:33,960 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:13:33" (3/4) ... [2019-12-07 13:13:33,962 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 13:13:33,962 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 13:13:33,964 INFO L168 Benchmark]: Toolchain (without parser) took 1158.17 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.0 MB). Free memory was 946.1 MB in the beginning and 980.5 MB in the end (delta: -34.4 MB). Peak memory consumption was 51.6 MB. Max. memory is 11.5 GB. [2019-12-07 13:13:33,964 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:13:33,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 297.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.0 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -129.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 13:13:33,965 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.43 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:13:33,966 INFO L168 Benchmark]: Boogie Preprocessor took 38.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 13:13:33,966 INFO L168 Benchmark]: RCFGBuilder took 413.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 55.9 MB). Peak memory consumption was 55.9 MB. Max. memory is 11.5 GB. [2019-12-07 13:13:33,966 INFO L168 Benchmark]: TraceAbstraction took 359.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 985.8 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. [2019-12-07 13:13:33,967 INFO L168 Benchmark]: Witness Printer took 3.41 ms. Allocated memory is still 1.1 GB. Free memory was 985.8 MB in the beginning and 980.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 13:13:33,969 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 297.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.0 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -129.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.43 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 413.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 55.9 MB). Peak memory consumption was 55.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 359.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 985.8 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.41 ms. Allocated memory is still 1.1 GB. Free memory was 985.8 MB in the beginning and 980.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 228]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 227, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someUnaryFLOAToperation at line 221, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L47-L49] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L221] float x = -0.0f; [L222] float y = -0.0f; [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L123] ieee_float_shape_type gf_u; [L124] gf_u.value = (x) [L125] EXPR gf_u.word [L125] (hx) = gf_u.word [L127] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L129] ieee_float_shape_type gf_u; [L130] gf_u.value = (y) [L131] EXPR gf_u.word [L131] (hy) = gf_u.word [L133] iy = hy & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] return x + y; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L224] float res = __ieee754_atan2f(y, x); [L227] COND TRUE res != -pi VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L228] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 109 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 157 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=109occurred 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, 0.0s 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 0.1.25-f470102 [2019-12-07 13:13:35,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:13:35,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:13:35,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:13:35,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:13:35,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:13:35,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:13:35,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:13:35,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:13:35,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:13:35,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:13:35,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:13:35,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:13:35,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:13:35,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:13:35,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:13:35,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:13:35,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:13:35,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:13:35,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:13:35,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:13:35,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:13:35,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:13:35,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:13:35,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:13:35,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:13:35,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:13:35,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:13:35,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:13:35,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:13:35,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:13:35,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:13:35,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:13:35,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:13:35,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:13:35,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:13:35,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:13:35,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:13:35,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:13:35,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:13:35,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:13:35,485 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 13:13:35,496 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:13:35,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:13:35,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 13:13:35,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 13:13:35,498 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 13:13:35,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:13:35,498 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:13:35,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:13:35,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:13:35,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:13:35,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:13:35,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:13:35,499 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 13:13:35,500 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 13:13:35,500 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:13:35,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:13:35,500 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:13:35,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:13:35,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:13:35,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:13:35,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:13:35,501 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:13:35,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:13:35,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:13:35,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:13:35,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:13:35,502 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 13:13:35,502 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 13:13:35,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:13:35,502 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:13:35,502 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:13:35,503 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_ef1831d2-2a9f-4561-9aac-9103ad56c56a/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 -> a08e98589992bcd32695ff0fd47c826511b7c0fa [2019-12-07 13:13:35,661 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:13:35,669 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:13:35,671 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:13:35,672 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:13:35,672 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:13:35,673 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0680b.c [2019-12-07 13:13:35,710 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/data/663b9f4b3/a1a67150573241a7b0992b8839032e76/FLAGc356376ad [2019-12-07 13:13:36,122 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:13:36,123 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/sv-benchmarks/c/float-newlib/float_req_bl_0680b.c [2019-12-07 13:13:36,127 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/data/663b9f4b3/a1a67150573241a7b0992b8839032e76/FLAGc356376ad [2019-12-07 13:13:36,135 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/data/663b9f4b3/a1a67150573241a7b0992b8839032e76 [2019-12-07 13:13:36,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:13:36,138 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:13:36,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:13:36,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:13:36,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:13:36,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:13:36" (1/1) ... [2019-12-07 13:13:36,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d96a266 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:36, skipping insertion in model container [2019-12-07 13:13:36,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:13:36" (1/1) ... [2019-12-07 13:13:36,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:13:36,164 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:13:36,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:13:36,310 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 13:13:36,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:13:36,397 INFO L208 MainTranslator]: Completed translation [2019-12-07 13:13:36,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:36 WrapperNode [2019-12-07 13:13:36,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:13:36,398 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 13:13:36,398 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 13:13:36,398 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 13:13:36,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:36" (1/1) ... [2019-12-07 13:13:36,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:36" (1/1) ... [2019-12-07 13:13:36,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 13:13:36,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 13:13:36,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 13:13:36,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 13:13:36,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:36" (1/1) ... [2019-12-07 13:13:36,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:36" (1/1) ... [2019-12-07 13:13:36,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:36" (1/1) ... [2019-12-07 13:13:36,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:36" (1/1) ... [2019-12-07 13:13:36,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:36" (1/1) ... [2019-12-07 13:13:36,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:36" (1/1) ... [2019-12-07 13:13:36,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:36" (1/1) ... [2019-12-07 13:13:36,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 13:13:36,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 13:13:36,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 13:13:36,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 13:13:36,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/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 [2019-12-07 13:13:36,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-12-07 13:13:36,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 13:13:36,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-12-07 13:13:36,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 13:13:36,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 13:13:36,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 13:13:36,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-12-07 13:13:36,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 13:13:36,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 13:13:53,196 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 13:13:53,196 INFO L287 CfgBuilder]: Removed 40 assume(true) statements. [2019-12-07 13:13:53,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:13:53 BoogieIcfgContainer [2019-12-07 13:13:53,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 13:13:53,198 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 13:13:53,198 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 13:13:53,200 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 13:13:53,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:13:36" (1/3) ... [2019-12-07 13:13:53,200 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f7fb02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:13:53, skipping insertion in model container [2019-12-07 13:13:53,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:13:36" (2/3) ... [2019-12-07 13:13:53,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f7fb02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:13:53, skipping insertion in model container [2019-12-07 13:13:53,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:13:53" (3/3) ... [2019-12-07 13:13:53,202 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0680b.c [2019-12-07 13:13:53,208 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 13:13:53,212 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 13:13:53,219 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 13:13:53,235 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 13:13:53,235 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 13:13:53,235 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 13:13:53,235 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 13:13:53,236 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 13:13:53,236 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 13:13:53,236 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 13:13:53,236 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 13:13:53,247 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2019-12-07 13:13:53,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-07 13:13:53,251 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:13:53,251 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:13:53,252 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:13:53,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:13:53,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1264035265, now seen corresponding path program 1 times [2019-12-07 13:13:53,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 13:13:53,264 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [743597809] [2019-12-07 13:13:53,264 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/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 [2019-12-07 13:13:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:13:54,150 INFO L264 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 13:13:54,154 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:13:54,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:13:54,165 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:13:54,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:13:54,168 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [743597809] [2019-12-07 13:13:54,169 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:13:54,169 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 13:13:54,170 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093195497] [2019-12-07 13:13:54,173 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 13:13:54,173 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 13:13:54,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 13:13:54,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 13:13:54,183 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 2 states. [2019-12-07 13:13:54,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:13:54,203 INFO L93 Difference]: Finished difference Result 216 states and 362 transitions. [2019-12-07 13:13:54,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 13:13:54,205 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-12-07 13:13:54,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:13:54,213 INFO L225 Difference]: With dead ends: 216 [2019-12-07 13:13:54,213 INFO L226 Difference]: Without dead ends: 106 [2019-12-07 13:13:54,215 INFO L630 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 [2019-12-07 13:13:54,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2019-12-07 13:13:54,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2019-12-07 13:13:54,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-12-07 13:13:54,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 154 transitions. [2019-12-07 13:13:54,244 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 154 transitions. Word has length 10 [2019-12-07 13:13:54,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:13:54,245 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 154 transitions. [2019-12-07 13:13:54,245 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 13:13:54,245 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2019-12-07 13:13:54,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-07 13:13:54,245 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:13:54,245 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:13:54,446 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 13:13:54,447 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:13:54,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:13:54,448 INFO L82 PathProgramCache]: Analyzing trace with hash -925353302, now seen corresponding path program 1 times [2019-12-07 13:13:54,450 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 13:13:54,450 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [316226607] [2019-12-07 13:13:54,451 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/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 [2019-12-07 13:13:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:13:55,381 INFO L264 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 15 conjunts are in the unsatisfiable core [2019-12-07 13:13:55,384 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:13:55,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:13:55,516 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:13:55,571 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:13:55,669 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:13:55,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:13:55,742 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [316226607] [2019-12-07 13:13:55,742 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:13:55,742 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2019-12-07 13:13:55,742 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026035667] [2019-12-07 13:13:55,743 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-12-07 13:13:55,743 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 13:13:55,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-12-07 13:13:55,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-12-07 13:13:55,744 INFO L87 Difference]: Start difference. First operand 106 states and 154 transitions. Second operand 12 states. [2019-12-07 13:13:56,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:13:56,000 INFO L93 Difference]: Finished difference Result 113 states and 162 transitions. [2019-12-07 13:13:56,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 13:13:56,003 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 12 [2019-12-07 13:13:56,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:13:56,004 INFO L225 Difference]: With dead ends: 113 [2019-12-07 13:13:56,004 INFO L226 Difference]: Without dead ends: 24 [2019-12-07 13:13:56,005 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2019-12-07 13:13:56,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2019-12-07 13:13:56,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2019-12-07 13:13:56,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-12-07 13:13:56,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2019-12-07 13:13:56,009 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 27 transitions. Word has length 12 [2019-12-07 13:13:56,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:13:56,009 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 27 transitions. [2019-12-07 13:13:56,009 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-12-07 13:13:56,009 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2019-12-07 13:13:56,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 13:13:56,010 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:13:56,010 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:13:56,211 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 13:13:56,212 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:13:56,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:13:56,213 INFO L82 PathProgramCache]: Analyzing trace with hash 851663127, now seen corresponding path program 1 times [2019-12-07 13:13:56,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 13:13:56,215 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2113648477] [2019-12-07 13:13:56,215 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/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 [2019-12-07 13:13:57,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:13:57,108 INFO L264 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2019-12-07 13:13:57,111 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:13:57,137 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:13:57,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:13:57,149 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:13:57,150 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:13:57,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:13:57,224 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2113648477] [2019-12-07 13:13:57,224 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:13:57,224 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2019-12-07 13:13:57,224 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287352333] [2019-12-07 13:13:57,225 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-12-07 13:13:57,225 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 13:13:57,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-07 13:13:57,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-12-07 13:13:57,226 INFO L87 Difference]: Start difference. First operand 24 states and 27 transitions. Second operand 9 states. [2019-12-07 13:13:57,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:13:57,401 INFO L93 Difference]: Finished difference Result 36 states and 41 transitions. [2019-12-07 13:13:57,401 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 13:13:57,401 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2019-12-07 13:13:57,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:13:57,402 INFO L225 Difference]: With dead ends: 36 [2019-12-07 13:13:57,402 INFO L226 Difference]: Without dead ends: 24 [2019-12-07 13:13:57,402 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2019-12-07 13:13:57,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2019-12-07 13:13:57,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2019-12-07 13:13:57,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-12-07 13:13:57,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2019-12-07 13:13:57,405 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 17 [2019-12-07 13:13:57,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:13:57,405 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2019-12-07 13:13:57,405 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-12-07 13:13:57,405 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2019-12-07 13:13:57,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 13:13:57,406 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:13:57,406 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:13:57,606 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 13:13:57,607 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:13:57,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:13:57,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1894733472, now seen corresponding path program 1 times [2019-12-07 13:13:57,609 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 13:13:57,610 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1803836585] [2019-12-07 13:13:57,610 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 13:13:58,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:13:58,553 INFO L264 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 17 conjunts are in the unsatisfiable core [2019-12-07 13:13:58,556 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:13:58,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:13:58,706 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:13:58,706 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:13:58,722 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:13:58,723 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:13:58,724 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:13:58,752 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:13:58,752 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 13:13:58,753 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 13:13:58,805 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 13:13:58,969 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 13:13:59,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:13:59,081 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1803836585] [2019-12-07 13:13:59,081 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:13:59,081 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 9] imperfect sequences [] total 14 [2019-12-07 13:13:59,081 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271427215] [2019-12-07 13:13:59,082 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-12-07 13:13:59,082 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 13:13:59,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-12-07 13:13:59,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2019-12-07 13:13:59,082 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 14 states. [2019-12-07 13:13:59,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:13:59,338 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2019-12-07 13:13:59,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 13:13:59,342 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2019-12-07 13:13:59,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:13:59,342 INFO L225 Difference]: With dead ends: 28 [2019-12-07 13:13:59,342 INFO L226 Difference]: Without dead ends: 24 [2019-12-07 13:13:59,343 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 19 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2019-12-07 13:13:59,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2019-12-07 13:13:59,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2019-12-07 13:13:59,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-12-07 13:13:59,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2019-12-07 13:13:59,345 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 24 transitions. Word has length 18 [2019-12-07 13:13:59,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:13:59,345 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 24 transitions. [2019-12-07 13:13:59,345 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-12-07 13:13:59,346 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2019-12-07 13:13:59,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 13:13:59,346 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:13:59,346 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:13:59,547 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 13:13:59,548 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:13:59,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:13:59,548 INFO L82 PathProgramCache]: Analyzing trace with hash 1386426768, now seen corresponding path program 1 times [2019-12-07 13:13:59,550 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 13:13:59,550 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1729157034] [2019-12-07 13:13:59,551 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 13:14:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:14:00,481 INFO L264 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 13:14:00,485 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:14:00,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:14:00,701 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:14:01,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:14:01,119 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1729157034] [2019-12-07 13:14:01,119 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:14:01,119 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2019-12-07 13:14:01,119 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527398362] [2019-12-07 13:14:01,120 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 13:14:01,120 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 13:14:01,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 13:14:01,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 13:14:01,120 INFO L87 Difference]: Start difference. First operand 24 states and 24 transitions. Second operand 8 states. [2019-12-07 13:14:01,386 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 20 [2019-12-07 13:14:01,704 WARN L192 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2019-12-07 13:14:01,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:14:01,769 INFO L93 Difference]: Finished difference Result 28 states and 27 transitions. [2019-12-07 13:14:01,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 13:14:01,769 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2019-12-07 13:14:01,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:14:01,770 INFO L225 Difference]: With dead ends: 28 [2019-12-07 13:14:01,770 INFO L226 Difference]: Without dead ends: 24 [2019-12-07 13:14:01,770 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-12-07 13:14:01,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2019-12-07 13:14:01,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2019-12-07 13:14:01,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-12-07 13:14:01,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 23 transitions. [2019-12-07 13:14:01,772 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 23 transitions. Word has length 19 [2019-12-07 13:14:01,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:14:01,772 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 23 transitions. [2019-12-07 13:14:01,772 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 13:14:01,773 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 23 transitions. [2019-12-07 13:14:01,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-07 13:14:01,773 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:14:01,773 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:14:01,973 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 13:14:01,975 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:14:01,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:14:01,975 INFO L82 PathProgramCache]: Analyzing trace with hash -984474140, now seen corresponding path program 1 times [2019-12-07 13:14:01,976 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 13:14:01,977 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [424892309] [2019-12-07 13:14:01,977 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-12-07 13:14:02,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:14:02,869 INFO L264 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 15 conjunts are in the unsatisfiable core [2019-12-07 13:14:02,872 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:14:02,920 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:14:02,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:14:02,936 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:14:02,937 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 13:14:03,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:14:03,035 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [424892309] [2019-12-07 13:14:03,036 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:14:03,036 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2019-12-07 13:14:03,036 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92402340] [2019-12-07 13:14:03,036 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-12-07 13:14:03,036 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 13:14:03,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-12-07 13:14:03,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2019-12-07 13:14:03,037 INFO L87 Difference]: Start difference. First operand 24 states and 23 transitions. Second operand 11 states. [2019-12-07 13:14:03,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:14:03,180 INFO L93 Difference]: Finished difference Result 24 states and 23 transitions. [2019-12-07 13:14:03,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 13:14:03,180 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 23 [2019-12-07 13:14:03,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:14:03,180 INFO L225 Difference]: With dead ends: 24 [2019-12-07 13:14:03,180 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 13:14:03,181 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2019-12-07 13:14:03,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 13:14:03,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 13:14:03,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 13:14:03,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 13:14:03,181 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-12-07 13:14:03,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:14:03,181 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 13:14:03,182 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-12-07 13:14:03,182 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 13:14:03,182 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 13:14:03,382 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 13:14:03,387 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 13:14:03,787 WARN L192 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2019-12-07 13:14:03,813 INFO L242 CegarLoopResult]: At program point L118(lines 118 213) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 1000000000.0))) ~pi~0) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= ULTIMATE.start___ieee754_atan2f_~iy~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0)) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (fp.neg (_ +zero 8 24))))) (= |ULTIMATE.start___ieee754_atan2f_#res| (fp.sub roundNearestTiesToEven (fp.neg ~pi~0) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (let ((.cse1 (fp.neg (_ +zero 8 24)))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) .cse1) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) .cse1) (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))) (= ULTIMATE.start___ieee754_atan2f_~x .cse0) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (= currentRoundingMode roundNearestTiesToEven) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0))) [2019-12-07 13:14:03,813 INFO L246 CegarLoopResult]: For program point L19(lines 19 23) no Hoare annotation was computed. [2019-12-07 13:14:03,813 INFO L246 CegarLoopResult]: For program point L19-1(lines 12 25) no Hoare annotation was computed. [2019-12-07 13:14:03,813 INFO L246 CegarLoopResult]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2019-12-07 13:14:03,813 INFO L246 CegarLoopResult]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2019-12-07 13:14:03,813 INFO L246 CegarLoopResult]: For program point L19-4(lines 12 25) no Hoare annotation was computed. [2019-12-07 13:14:03,813 INFO L246 CegarLoopResult]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-12-07 13:14:03,813 INFO L246 CegarLoopResult]: For program point L19-6(lines 19 23) no Hoare annotation was computed. [2019-12-07 13:14:03,813 INFO L246 CegarLoopResult]: For program point L19-7(lines 12 25) no Hoare annotation was computed. [2019-12-07 13:14:03,813 INFO L246 CegarLoopResult]: For program point L19-8(lines 19 23) no Hoare annotation was computed. [2019-12-07 13:14:03,813 INFO L246 CegarLoopResult]: For program point L201(lines 201 205) no Hoare annotation was computed. [2019-12-07 13:14:03,813 INFO L246 CegarLoopResult]: For program point L168(lines 168 177) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point L201-1(lines 194 206) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point L69(lines 69 94) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point L69-2(lines 69 94) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point L185(lines 185 190) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point L86(lines 86 92) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point L86-3(lines 86 92) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point L86-5(lines 69 94) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point L136(lines 136 137) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point L70(lines 70 73) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point L70-3(lines 70 73) no Hoare annotation was computed. [2019-12-07 13:14:03,814 INFO L246 CegarLoopResult]: For program point L70-5(lines 70 73) no Hoare annotation was computed. [2019-12-07 13:14:03,815 INFO L246 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2019-12-07 13:14:03,815 INFO L246 CegarLoopResult]: For program point L153-2(line 153) no Hoare annotation was computed. [2019-12-07 13:14:03,815 INFO L246 CegarLoopResult]: For program point L71(lines 71 72) no Hoare annotation was computed. [2019-12-07 13:14:03,815 INFO L246 CegarLoopResult]: For program point L71-1(lines 71 72) no Hoare annotation was computed. [2019-12-07 13:14:03,815 INFO L246 CegarLoopResult]: For program point L187(lines 187 190) no Hoare annotation was computed. [2019-12-07 13:14:03,815 INFO L246 CegarLoopResult]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2019-12-07 13:14:03,815 INFO L246 CegarLoopResult]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2019-12-07 13:14:03,815 INFO L242 CegarLoopResult]: At program point L55-2(lines 55 59) the Hoare annotation is: false [2019-12-07 13:14:03,815 INFO L246 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2019-12-07 13:14:03,815 INFO L246 CegarLoopResult]: For program point L55-5(lines 55 59) no Hoare annotation was computed. [2019-12-07 13:14:03,815 INFO L242 CegarLoopResult]: At program point L55-6(lines 55 59) the Hoare annotation is: false [2019-12-07 13:14:03,815 INFO L246 CegarLoopResult]: For program point L55-7(lines 55 59) no Hoare annotation was computed. [2019-12-07 13:14:03,815 INFO L246 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2019-12-07 13:14:03,815 INFO L246 CegarLoopResult]: For program point L155(lines 155 179) no Hoare annotation was computed. [2019-12-07 13:14:03,815 INFO L246 CegarLoopResult]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2019-12-07 13:14:03,815 INFO L246 CegarLoopResult]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2019-12-07 13:14:03,816 INFO L242 CegarLoopResult]: At program point L122-2(lines 122 126) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (= ULTIMATE.start___ieee754_atan2f_~x .cse0) (= currentRoundingMode roundNearestTiesToEven) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0))) [2019-12-07 13:14:03,816 INFO L246 CegarLoopResult]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2019-12-07 13:14:03,816 INFO L246 CegarLoopResult]: For program point L156(lines 156 178) no Hoare annotation was computed. [2019-12-07 13:14:03,816 INFO L242 CegarLoopResult]: At program point L24(lines 12 25) the Hoare annotation is: false [2019-12-07 13:14:03,816 INFO L242 CegarLoopResult]: At program point L24-1(lines 12 25) the Hoare annotation is: false [2019-12-07 13:14:03,816 INFO L242 CegarLoopResult]: At program point L24-2(lines 12 25) the Hoare annotation is: false [2019-12-07 13:14:03,816 INFO L246 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2019-12-07 13:14:03,816 INFO L246 CegarLoopResult]: For program point L140(lines 140 150) no Hoare annotation was computed. [2019-12-07 13:14:03,816 INFO L246 CegarLoopResult]: For program point L107(lines 107 112) no Hoare annotation was computed. [2019-12-07 13:14:03,816 INFO L246 CegarLoopResult]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2019-12-07 13:14:03,816 INFO L246 CegarLoopResult]: For program point L107-1(lines 107 112) no Hoare annotation was computed. [2019-12-07 13:14:03,816 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 13:14:03,816 INFO L246 CegarLoopResult]: For program point L157(lines 157 166) no Hoare annotation was computed. [2019-12-07 13:14:03,816 INFO L246 CegarLoopResult]: For program point L141(lines 141 149) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L191(lines 191 212) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L142-2(line 142) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L77(lines 77 93) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L77-1(lines 77 93) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L61(lines 61 68) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L61-1(lines 61 68) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2019-12-07 13:14:03,817 INFO L246 CegarLoopResult]: For program point L78(lines 78 84) no Hoare annotation was computed. [2019-12-07 13:14:03,818 INFO L246 CegarLoopResult]: For program point L111-2(line 111) no Hoare annotation was computed. [2019-12-07 13:14:03,818 INFO L242 CegarLoopResult]: At program point L111-3(lines 51 113) the Hoare annotation is: false [2019-12-07 13:14:03,818 INFO L246 CegarLoopResult]: For program point L78-3(lines 78 84) no Hoare annotation was computed. [2019-12-07 13:14:03,818 INFO L246 CegarLoopResult]: For program point L111-4(line 111) no Hoare annotation was computed. [2019-12-07 13:14:03,818 INFO L246 CegarLoopResult]: For program point L111-6(line 111) no Hoare annotation was computed. [2019-12-07 13:14:03,818 INFO L242 CegarLoopResult]: At program point L111-7(lines 51 113) the Hoare annotation is: false [2019-12-07 13:14:03,818 INFO L246 CegarLoopResult]: For program point L227(lines 227 230) no Hoare annotation was computed. [2019-12-07 13:14:03,818 INFO L246 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2019-12-07 13:14:03,818 INFO L246 CegarLoopResult]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2019-12-07 13:14:03,818 INFO L242 CegarLoopResult]: At program point L128-2(lines 128 132) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (= ULTIMATE.start___ieee754_atan2f_~x .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (= currentRoundingMode roundNearestTiesToEven) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0))) [2019-12-07 13:14:03,818 INFO L246 CegarLoopResult]: For program point L62(lines 62 63) no Hoare annotation was computed. [2019-12-07 13:14:03,818 INFO L246 CegarLoopResult]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2019-12-07 13:14:03,818 INFO L246 CegarLoopResult]: For program point L62-1(lines 62 63) no Hoare annotation was computed. [2019-12-07 13:14:03,818 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-12-07 13:14:03,819 INFO L246 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2019-12-07 13:14:03,819 INFO L246 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2019-12-07 13:14:03,819 INFO L246 CegarLoopResult]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2019-12-07 13:14:03,819 INFO L242 CegarLoopResult]: At program point L14-2(lines 14 18) the Hoare annotation is: false [2019-12-07 13:14:03,819 INFO L246 CegarLoopResult]: For program point L14-5(lines 14 18) no Hoare annotation was computed. [2019-12-07 13:14:03,819 INFO L242 CegarLoopResult]: At program point L14-6(lines 14 18) the Hoare annotation is: false [2019-12-07 13:14:03,819 INFO L246 CegarLoopResult]: For program point L14-9(lines 14 18) no Hoare annotation was computed. [2019-12-07 13:14:03,819 INFO L242 CegarLoopResult]: At program point L14-10(lines 14 18) the Hoare annotation is: false [2019-12-07 13:14:03,819 INFO L246 CegarLoopResult]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2019-12-07 13:14:03,819 INFO L242 CegarLoopResult]: At program point L196-2(lines 196 200) the Hoare annotation is: false [2019-12-07 13:14:03,819 INFO L246 CegarLoopResult]: For program point L64(lines 64 67) no Hoare annotation was computed. [2019-12-07 13:14:03,819 INFO L246 CegarLoopResult]: For program point L64-1(lines 64 67) no Hoare annotation was computed. [2019-12-07 13:14:03,819 INFO L246 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2019-12-07 13:14:03,819 INFO L246 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2019-12-07 13:14:03,819 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 13:14:03,819 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 228) no Hoare annotation was computed. [2019-12-07 13:14:03,819 INFO L246 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2019-12-07 13:14:03,820 INFO L246 CegarLoopResult]: For program point L182-2(line 182) no Hoare annotation was computed. [2019-12-07 13:14:03,820 INFO L249 CegarLoopResult]: At program point L232(lines 214 233) the Hoare annotation is: true [2019-12-07 13:14:03,820 INFO L246 CegarLoopResult]: For program point L134(lines 134 135) no Hoare annotation was computed. [2019-12-07 13:14:03,826 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,829 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,830 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,830 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,830 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,831 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,831 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,832 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,832 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,833 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,833 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,833 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,833 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,833 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,834 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,834 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,834 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,836 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,837 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,837 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,837 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,837 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,838 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,838 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,838 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,838 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,839 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,839 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,839 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,839 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,839 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,840 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,840 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,840 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,841 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,842 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,842 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,842 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,843 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,844 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,844 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,844 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,844 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,844 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,845 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,845 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,845 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,847 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,847 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,847 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,847 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,847 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,848 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,849 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,849 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,849 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,849 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,849 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,850 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,850 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,850 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,850 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,851 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,851 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:14:03 BoogieIcfgContainer [2019-12-07 13:14:03,852 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 13:14:03,853 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 13:14:03,853 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 13:14:03,853 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 13:14:03,854 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:13:53" (3/4) ... [2019-12-07 13:14:03,857 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 13:14:03,869 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-12-07 13:14:03,869 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-07 13:14:03,870 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 13:14:03,889 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pi == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/1000000000)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 [2019-12-07 13:14:03,889 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) == pi) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)))) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: (~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && m == ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 [2019-12-07 13:14:03,935 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ef1831d2-2a9f-4561-9aac-9103ad56c56a/bin/uautomizer/witness.graphml [2019-12-07 13:14:03,935 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 13:14:03,936 INFO L168 Benchmark]: Toolchain (without parser) took 27798.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 207.1 MB). Free memory was 952.3 MB in the beginning and 1.0 GB in the end (delta: -92.8 MB). Peak memory consumption was 114.3 MB. Max. memory is 11.5 GB. [2019-12-07 13:14:03,936 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:14:03,937 INFO L168 Benchmark]: CACSL2BoogieTranslator took 259.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -170.1 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2019-12-07 13:14:03,937 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.77 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 13:14:03,937 INFO L168 Benchmark]: Boogie Preprocessor took 42.39 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. [2019-12-07 13:14:03,937 INFO L168 Benchmark]: RCFGBuilder took 16714.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 11.5 GB. [2019-12-07 13:14:03,937 INFO L168 Benchmark]: TraceAbstraction took 10654.65 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 73.4 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -7.3 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. [2019-12-07 13:14:03,938 INFO L168 Benchmark]: Witness Printer took 82.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2019-12-07 13:14:03,939 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 259.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -170.1 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.77 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.39 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. * RCFGBuilder took 16714.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10654.65 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 73.4 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -7.3 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. * Witness Printer took 82.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 228]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant [2019-12-07 13:14:03,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,944 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,945 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,945 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,945 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,945 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,946 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,946 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,946 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,946 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,946 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,946 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((pi == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/1000000000)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant [2019-12-07 13:14:03,947 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,947 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,948 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,948 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,948 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,949 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,949 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,949 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,949 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,950 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,950 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,950 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,950 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 13:14:03,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 13:14:03,952 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,952 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,952 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,952 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((((((~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) == pi) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)))) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: (~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && m == ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant [2019-12-07 13:14:03,953 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,953 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 13:14:03,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,954 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,954 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,954 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 13:14:03,954 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((pi == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/1000000000)) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 109 locations, 1 error locations. Result: SAFE, OverallTime: 10.1s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 230 SDtfs, 366 SDslu, 142 SDs, 0 SdLazy, 155 SolverSat, 35 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 203 GetRequests, 138 SyntacticMatches, 4 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred 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, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 19 NumberOfFragments, 217 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 25 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 4.6s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 99 NumberOfCodeBlocks, 99 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 186 ConstructedInterpolants, 34 QuantifiedInterpolants, 42014 SizeOfPredicates, 48 NumberOfNonLiveVariables, 632 ConjunctsInSsa, 63 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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 proved your program to be correct! Received shutdown request...