./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0680b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/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_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0680b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/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 0.1.24-678e011 [2019-11-20 11:30:55,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 11:30:55,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 11:30:55,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 11:30:55,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 11:30:55,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 11:30:55,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 11:30:55,812 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 11:30:55,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 11:30:55,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 11:30:55,822 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 11:30:55,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 11:30:55,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 11:30:55,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 11:30:55,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 11:30:55,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 11:30:55,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 11:30:55,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 11:30:55,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 11:30:55,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 11:30:55,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 11:30:55,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 11:30:55,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 11:30:55,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 11:30:55,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 11:30:55,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 11:30:55,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 11:30:55,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 11:30:55,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 11:30:55,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 11:30:55,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 11:30:55,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 11:30:55,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 11:30:55,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 11:30:55,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 11:30:55,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 11:30:55,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 11:30:55,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 11:30:55,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 11:30:55,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 11:30:55,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 11:30:55,857 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 11:30:55,882 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 11:30:55,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 11:30:55,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 11:30:55,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 11:30:55,893 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 11:30:55,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 11:30:55,894 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 11:30:55,894 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 11:30:55,894 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 11:30:55,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 11:30:55,895 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 11:30:55,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 11:30:55,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 11:30:55,895 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 11:30:55,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 11:30:55,896 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 11:30:55,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 11:30:55,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 11:30:55,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 11:30:55,897 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 11:30:55,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 11:30:55,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 11:30:55,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 11:30:55,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 11:30:55,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 11:30:55,899 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 11:30:55,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 11:30:55,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 11:30:55,900 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_107e4a1d-ca20-4384-ab90-30b2f99b4e00/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 [2019-11-20 11:30:56,073 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 11:30:56,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 11:30:56,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 11:30:56,093 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 11:30:56,094 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 11:30:56,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0680b.c [2019-11-20 11:30:56,156 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/data/bcefc171d/9e30cc5d4a2b403fae2a8001b0331262/FLAGc7668e49c [2019-11-20 11:30:56,596 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 11:30:56,599 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/sv-benchmarks/c/float-newlib/float_req_bl_0680b.c [2019-11-20 11:30:56,611 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/data/bcefc171d/9e30cc5d4a2b403fae2a8001b0331262/FLAGc7668e49c [2019-11-20 11:30:56,976 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/data/bcefc171d/9e30cc5d4a2b403fae2a8001b0331262 [2019-11-20 11:30:56,980 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 11:30:56,981 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 11:30:56,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 11:30:56,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 11:30:56,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 11:30:56,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:30:56" (1/1) ... [2019-11-20 11:30:56,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e3ed738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:30:56, skipping insertion in model container [2019-11-20 11:30:56,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:30:56" (1/1) ... [2019-11-20 11:30:57,005 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 11:30:57,041 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 11:30:57,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:30:57,436 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 11:30:57,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:30:57,534 INFO L192 MainTranslator]: Completed translation [2019-11-20 11:30:57,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:30:57 WrapperNode [2019-11-20 11:30:57,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 11:30:57,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 11:30:57,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 11:30:57,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 11:30:57,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:30:57" (1/1) ... [2019-11-20 11:30:57,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:30:57" (1/1) ... [2019-11-20 11:30:57,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 11:30:57,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 11:30:57,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 11:30:57,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 11:30:57,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:30:57" (1/1) ... [2019-11-20 11:30:57,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:30:57" (1/1) ... [2019-11-20 11:30:57,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:30:57" (1/1) ... [2019-11-20 11:30:57,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:30:57" (1/1) ... [2019-11-20 11:30:57,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:30:57" (1/1) ... [2019-11-20 11:30:57,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:30:57" (1/1) ... [2019-11-20 11:30:57,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:30:57" (1/1) ... [2019-11-20 11:30:57,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 11:30:57,694 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 11:30:57,694 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 11:30:57,694 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 11:30:57,698 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:30:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 11:30:57,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 11:30:57,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-20 11:30:57,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 11:30:57,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-20 11:30:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 11:30:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 11:30:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 11:30:57,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-11-20 11:30:57,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 11:30:58,428 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 11:30:58,428 INFO L285 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-20 11:30:58,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:30:58 BoogieIcfgContainer [2019-11-20 11:30:58,430 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 11:30:58,431 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 11:30:58,431 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 11:30:58,434 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 11:30:58,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:30:56" (1/3) ... [2019-11-20 11:30:58,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2517c43a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:30:58, skipping insertion in model container [2019-11-20 11:30:58,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:30:57" (2/3) ... [2019-11-20 11:30:58,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2517c43a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:30:58, skipping insertion in model container [2019-11-20 11:30:58,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:30:58" (3/3) ... [2019-11-20 11:30:58,437 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0680b.c [2019-11-20 11:30:58,447 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 11:30:58,460 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 11:30:58,472 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 11:30:58,503 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 11:30:58,504 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 11:30:58,504 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 11:30:58,504 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 11:30:58,504 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 11:30:58,504 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 11:30:58,505 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 11:30:58,505 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 11:30:58,530 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2019-11-20 11:30:58,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-20 11:30:58,537 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:30:58,538 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 11:30:58,538 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:30:58,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:30:58,544 INFO L82 PathProgramCache]: Analyzing trace with hash 1264035265, now seen corresponding path program 1 times [2019-11-20 11:30:58,552 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:30:58,553 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880662836] [2019-11-20 11:30:58,553 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:30:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:30:58,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:30:58,735 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880662836] [2019-11-20 11:30:58,736 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:30:58,736 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 11:30:58,737 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381104435] [2019-11-20 11:30:58,741 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 11:30:58,741 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:30:58,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 11:30:58,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 11:30:58,754 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 2 states. [2019-11-20 11:30:58,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:30:58,785 INFO L93 Difference]: Finished difference Result 216 states and 362 transitions. [2019-11-20 11:30:58,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 11:30:58,786 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-11-20 11:30:58,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:30:58,798 INFO L225 Difference]: With dead ends: 216 [2019-11-20 11:30:58,798 INFO L226 Difference]: Without dead ends: 106 [2019-11-20 11:30:58,802 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 [2019-11-20 11:30:58,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2019-11-20 11:30:58,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2019-11-20 11:30:58,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-11-20 11:30:58,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 154 transitions. [2019-11-20 11:30:58,844 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 154 transitions. Word has length 10 [2019-11-20 11:30:58,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:30:58,844 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 154 transitions. [2019-11-20 11:30:58,844 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 11:30:58,845 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2019-11-20 11:30:58,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 11:30:58,845 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:30:58,846 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 11:30:58,846 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:30:58,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:30:58,846 INFO L82 PathProgramCache]: Analyzing trace with hash -925353302, now seen corresponding path program 1 times [2019-11-20 11:30:58,846 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:30:58,847 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060748863] [2019-11-20 11:30:58,847 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:30:58,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:30:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 11:30:58,967 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 11:30:58,967 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 11:30:59,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:30:59 BoogieIcfgContainer [2019-11-20 11:30:59,004 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 11:30:59,004 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 11:30:59,004 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 11:30:59,004 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 11:30:59,005 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:30:58" (3/4) ... [2019-11-20 11:30:59,008 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 11:30:59,008 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 11:30:59,010 INFO L168 Benchmark]: Toolchain (without parser) took 2028.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 204.5 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -150.5 MB). Peak memory consumption was 54.0 MB. Max. memory is 11.5 GB. [2019-11-20 11:30:59,011 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:30:59,012 INFO L168 Benchmark]: CACSL2BoogieTranslator took 549.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 204.5 MB). Free memory was 950.1 MB in the beginning and 1.2 GB in the end (delta: -244.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. [2019-11-20 11:30:59,012 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 11:30:59,013 INFO L168 Benchmark]: Boogie Preprocessor took 70.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:30:59,013 INFO L168 Benchmark]: RCFGBuilder took 736.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2019-11-20 11:30:59,018 INFO L168 Benchmark]: TraceAbstraction took 572.85 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: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2019-11-20 11:30:59,018 INFO L168 Benchmark]: Witness Printer took 4.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:30:59,022 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 549.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 204.5 MB). Free memory was 950.1 MB in the beginning and 1.2 GB in the end (delta: -244.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 87.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 70.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 736.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 572.85 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: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 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: 0.5s, 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 0.1.24-678e011 [2019-11-20 11:31:00,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 11:31:00,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 11:31:00,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 11:31:00,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 11:31:00,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 11:31:00,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 11:31:00,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 11:31:00,945 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 11:31:00,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 11:31:00,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 11:31:00,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 11:31:00,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 11:31:00,949 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 11:31:00,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 11:31:00,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 11:31:00,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 11:31:00,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 11:31:00,954 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 11:31:00,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 11:31:00,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 11:31:00,959 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 11:31:00,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 11:31:00,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 11:31:00,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 11:31:00,964 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 11:31:00,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 11:31:00,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 11:31:00,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 11:31:00,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 11:31:00,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 11:31:00,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 11:31:00,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 11:31:00,969 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 11:31:00,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 11:31:00,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 11:31:00,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 11:31:00,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 11:31:00,971 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 11:31:00,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 11:31:00,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 11:31:00,974 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-20 11:31:00,988 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 11:31:00,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 11:31:00,989 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 11:31:00,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 11:31:00,990 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 11:31:00,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 11:31:00,990 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 11:31:00,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 11:31:00,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 11:31:00,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 11:31:00,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 11:31:00,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 11:31:00,992 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 11:31:00,992 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 11:31:00,993 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 11:31:00,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 11:31:00,993 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 11:31:00,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 11:31:00,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 11:31:00,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 11:31:00,994 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 11:31:00,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 11:31:00,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 11:31:00,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 11:31:00,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 11:31:00,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 11:31:00,996 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 11:31:00,996 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 11:31:00,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 11:31:00,997 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 11:31:00,997 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_107e4a1d-ca20-4384-ab90-30b2f99b4e00/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 [2019-11-20 11:31:01,277 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 11:31:01,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 11:31:01,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 11:31:01,292 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 11:31:01,293 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 11:31:01,297 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0680b.c [2019-11-20 11:31:01,355 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/data/7d6a2c004/82d92aab751a42b08e50db938f476b11/FLAG4ea6a8265 [2019-11-20 11:31:01,792 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 11:31:01,792 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/sv-benchmarks/c/float-newlib/float_req_bl_0680b.c [2019-11-20 11:31:01,800 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/data/7d6a2c004/82d92aab751a42b08e50db938f476b11/FLAG4ea6a8265 [2019-11-20 11:31:02,163 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/data/7d6a2c004/82d92aab751a42b08e50db938f476b11 [2019-11-20 11:31:02,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 11:31:02,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 11:31:02,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 11:31:02,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 11:31:02,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 11:31:02,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:31:02" (1/1) ... [2019-11-20 11:31:02,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a7bb9fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:02, skipping insertion in model container [2019-11-20 11:31:02,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:31:02" (1/1) ... [2019-11-20 11:31:02,187 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 11:31:02,230 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 11:31:02,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:31:02,446 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 11:31:02,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:31:02,610 INFO L192 MainTranslator]: Completed translation [2019-11-20 11:31:02,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:02 WrapperNode [2019-11-20 11:31:02,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 11:31:02,611 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 11:31:02,611 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 11:31:02,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 11:31:02,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:02" (1/1) ... [2019-11-20 11:31:02,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:02" (1/1) ... [2019-11-20 11:31:02,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 11:31:02,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 11:31:02,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 11:31:02,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 11:31:02,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:02" (1/1) ... [2019-11-20 11:31:02,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:02" (1/1) ... [2019-11-20 11:31:02,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:02" (1/1) ... [2019-11-20 11:31:02,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:02" (1/1) ... [2019-11-20 11:31:02,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:02" (1/1) ... [2019-11-20 11:31:02,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:02" (1/1) ... [2019-11-20 11:31:02,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:02" (1/1) ... [2019-11-20 11:31:02,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 11:31:02,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 11:31:02,746 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 11:31:02,746 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 11:31:02,747 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 11:31:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-11-20 11:31:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 11:31:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-11-20 11:31:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 11:31:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 11:31:02,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 11:31:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-11-20 11:31:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 11:31:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 11:31:22,177 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 11:31:22,177 INFO L285 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-20 11:31:22,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:31:22 BoogieIcfgContainer [2019-11-20 11:31:22,178 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 11:31:22,179 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 11:31:22,180 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 11:31:22,182 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 11:31:22,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:31:02" (1/3) ... [2019-11-20 11:31:22,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@276b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:31:22, skipping insertion in model container [2019-11-20 11:31:22,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:02" (2/3) ... [2019-11-20 11:31:22,184 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@276b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:31:22, skipping insertion in model container [2019-11-20 11:31:22,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:31:22" (3/3) ... [2019-11-20 11:31:22,186 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0680b.c [2019-11-20 11:31:22,195 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 11:31:22,201 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 11:31:22,212 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 11:31:22,246 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 11:31:22,246 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 11:31:22,246 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 11:31:22,247 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 11:31:22,247 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 11:31:22,247 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 11:31:22,247 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 11:31:22,248 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 11:31:22,261 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2019-11-20 11:31:22,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-20 11:31:22,267 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:31:22,268 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 11:31:22,268 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:31:22,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:31:22,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1264035265, now seen corresponding path program 1 times [2019-11-20 11:31:22,284 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 11:31:22,284 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1884511021] [2019-11-20 11:31:22,285 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-11-20 11:31:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:31:22,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-20 11:31:22,511 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 11:31:22,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:31:22,523 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 11:31:22,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:31:22,528 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1884511021] [2019-11-20 11:31:22,528 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:31:22,529 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-20 11:31:22,530 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608181199] [2019-11-20 11:31:22,534 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 11:31:22,534 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 11:31:22,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 11:31:22,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 11:31:22,546 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 2 states. [2019-11-20 11:31:22,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:31:22,572 INFO L93 Difference]: Finished difference Result 216 states and 362 transitions. [2019-11-20 11:31:22,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 11:31:22,574 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-11-20 11:31:22,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:31:22,584 INFO L225 Difference]: With dead ends: 216 [2019-11-20 11:31:22,585 INFO L226 Difference]: Without dead ends: 106 [2019-11-20 11:31:22,588 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 [2019-11-20 11:31:22,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2019-11-20 11:31:22,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2019-11-20 11:31:22,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-11-20 11:31:22,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 154 transitions. [2019-11-20 11:31:22,626 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 154 transitions. Word has length 10 [2019-11-20 11:31:22,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:31:22,626 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 154 transitions. [2019-11-20 11:31:22,626 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 11:31:22,627 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2019-11-20 11:31:22,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 11:31:22,627 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:31:22,628 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 11:31:22,828 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-20 11:31:22,829 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:31:22,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:31:22,829 INFO L82 PathProgramCache]: Analyzing trace with hash -925353302, now seen corresponding path program 1 times [2019-11-20 11:31:22,830 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 11:31:22,830 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1905092702] [2019-11-20 11:31:22,830 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-11-20 11:31:23,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:31:23,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 15 conjunts are in the unsatisfiable core [2019-11-20 11:31:23,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 11:31:23,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:31:23,262 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 11:31:23,352 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:31:23,530 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:31:23,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:31:23,671 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1905092702] [2019-11-20 11:31:23,672 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:31:23,672 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2019-11-20 11:31:23,672 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990514839] [2019-11-20 11:31:23,673 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-20 11:31:23,674 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 11:31:23,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-20 11:31:23,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-11-20 11:31:23,675 INFO L87 Difference]: Start difference. First operand 106 states and 154 transitions. Second operand 12 states. [2019-11-20 11:31:23,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:31:23,969 INFO L93 Difference]: Finished difference Result 113 states and 162 transitions. [2019-11-20 11:31:23,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-20 11:31:23,974 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 12 [2019-11-20 11:31:23,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:31:23,975 INFO L225 Difference]: With dead ends: 113 [2019-11-20 11:31:23,975 INFO L226 Difference]: Without dead ends: 24 [2019-11-20 11:31:23,977 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2019-11-20 11:31:23,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2019-11-20 11:31:23,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2019-11-20 11:31:23,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-11-20 11:31:23,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2019-11-20 11:31:23,982 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 27 transitions. Word has length 12 [2019-11-20 11:31:23,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:31:23,982 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 27 transitions. [2019-11-20 11:31:23,982 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-20 11:31:23,983 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2019-11-20 11:31:23,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 11:31:23,983 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:31:23,984 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 11:31:24,190 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-20 11:31:24,190 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:31:24,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:31:24,190 INFO L82 PathProgramCache]: Analyzing trace with hash 851663127, now seen corresponding path program 1 times [2019-11-20 11:31:24,191 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 11:31:24,191 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1150559806] [2019-11-20 11:31:24,191 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-11-20 11:31:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:31:24,375 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 9 conjunts are in the unsatisfiable core [2019-11-20 11:31:24,378 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 11:31:24,418 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:31:24,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:31:24,437 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 11:31:24,439 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:31:24,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:31:24,584 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1150559806] [2019-11-20 11:31:24,585 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:31:24,585 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2019-11-20 11:31:24,585 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713558001] [2019-11-20 11:31:24,586 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-20 11:31:24,586 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 11:31:24,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-20 11:31:24,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-11-20 11:31:24,587 INFO L87 Difference]: Start difference. First operand 24 states and 27 transitions. Second operand 9 states. [2019-11-20 11:31:24,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:31:24,798 INFO L93 Difference]: Finished difference Result 36 states and 41 transitions. [2019-11-20 11:31:24,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 11:31:24,799 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2019-11-20 11:31:24,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:31:24,800 INFO L225 Difference]: With dead ends: 36 [2019-11-20 11:31:24,800 INFO L226 Difference]: Without dead ends: 24 [2019-11-20 11:31:24,801 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2019-11-20 11:31:24,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2019-11-20 11:31:24,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2019-11-20 11:31:24,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-11-20 11:31:24,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2019-11-20 11:31:24,805 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 17 [2019-11-20 11:31:24,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:31:24,806 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2019-11-20 11:31:24,806 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-20 11:31:24,807 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2019-11-20 11:31:24,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 11:31:24,808 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:31:24,808 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 11:31:25,023 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-20 11:31:25,024 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:31:25,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:31:25,024 INFO L82 PathProgramCache]: Analyzing trace with hash -1894733472, now seen corresponding path program 1 times [2019-11-20 11:31:25,025 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 11:31:25,025 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [618534844] [2019-11-20 11:31:25,026 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/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 [2019-11-20 11:31:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:31:25,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 17 conjunts are in the unsatisfiable core [2019-11-20 11:31:25,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 11:31:25,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:31:25,448 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 11:31:25,449 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:31:25,475 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:31:25,476 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:31:25,482 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:31:25,548 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:31:25,549 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 11:31:25,550 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 11:31:25,647 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 11:31:25,849 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 11:31:25,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:31:25,998 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [618534844] [2019-11-20 11:31:25,999 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:31:25,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 9] imperfect sequences [] total 14 [2019-11-20 11:31:25,999 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511745641] [2019-11-20 11:31:25,999 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-11-20 11:31:26,000 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 11:31:26,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-11-20 11:31:26,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2019-11-20 11:31:26,000 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 14 states. [2019-11-20 11:31:26,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:31:26,435 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2019-11-20 11:31:26,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-20 11:31:26,438 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 18 [2019-11-20 11:31:26,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:31:26,439 INFO L225 Difference]: With dead ends: 28 [2019-11-20 11:31:26,439 INFO L226 Difference]: Without dead ends: 24 [2019-11-20 11:31:26,439 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 19 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2019-11-20 11:31:26,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2019-11-20 11:31:26,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2019-11-20 11:31:26,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-11-20 11:31:26,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2019-11-20 11:31:26,443 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 24 transitions. Word has length 18 [2019-11-20 11:31:26,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:31:26,443 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 24 transitions. [2019-11-20 11:31:26,444 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-11-20 11:31:26,444 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2019-11-20 11:31:26,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 11:31:26,445 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:31:26,445 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 11:31:26,650 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-20 11:31:26,650 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:31:26,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:31:26,650 INFO L82 PathProgramCache]: Analyzing trace with hash 1386426768, now seen corresponding path program 1 times [2019-11-20 11:31:26,651 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 11:31:26,651 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1123186834] [2019-11-20 11:31:26,651 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/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 [2019-11-20 11:31:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:31:26,851 INFO L255 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-20 11:31:26,852 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 11:31:27,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:31:27,022 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 11:31:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:31:27,518 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1123186834] [2019-11-20 11:31:27,518 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:31:27,518 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2019-11-20 11:31:27,519 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287245832] [2019-11-20 11:31:27,519 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-20 11:31:27,519 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 11:31:27,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-20 11:31:27,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-20 11:31:27,520 INFO L87 Difference]: Start difference. First operand 24 states and 24 transitions. Second operand 8 states. [2019-11-20 11:31:27,717 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-11-20 11:31:27,925 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-11-20 11:31:28,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:31:28,007 INFO L93 Difference]: Finished difference Result 28 states and 27 transitions. [2019-11-20 11:31:28,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 11:31:28,008 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2019-11-20 11:31:28,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:31:28,008 INFO L225 Difference]: With dead ends: 28 [2019-11-20 11:31:28,009 INFO L226 Difference]: Without dead ends: 24 [2019-11-20 11:31:28,009 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-20 11:31:28,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2019-11-20 11:31:28,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2019-11-20 11:31:28,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-11-20 11:31:28,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 23 transitions. [2019-11-20 11:31:28,012 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 23 transitions. Word has length 19 [2019-11-20 11:31:28,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:31:28,013 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 23 transitions. [2019-11-20 11:31:28,013 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-20 11:31:28,013 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 23 transitions. [2019-11-20 11:31:28,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 11:31:28,013 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:31:28,014 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] [2019-11-20 11:31:28,214 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-11-20 11:31:28,214 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:31:28,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:31:28,215 INFO L82 PathProgramCache]: Analyzing trace with hash -984474140, now seen corresponding path program 1 times [2019-11-20 11:31:28,215 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 11:31:28,215 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1567481971] [2019-11-20 11:31:28,216 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/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 [2019-11-20 11:31:28,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:31:28,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 15 conjunts are in the unsatisfiable core [2019-11-20 11:31:28,372 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 11:31:28,446 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:31:28,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:31:28,478 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 11:31:28,480 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 11:31:28,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 11:31:28,668 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1567481971] [2019-11-20 11:31:28,668 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:31:28,668 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2019-11-20 11:31:28,669 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348847280] [2019-11-20 11:31:28,669 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-20 11:31:28,669 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 11:31:28,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-20 11:31:28,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2019-11-20 11:31:28,670 INFO L87 Difference]: Start difference. First operand 24 states and 23 transitions. Second operand 11 states. [2019-11-20 11:31:28,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:31:28,887 INFO L93 Difference]: Finished difference Result 24 states and 23 transitions. [2019-11-20 11:31:28,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-20 11:31:28,887 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 23 [2019-11-20 11:31:28,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:31:28,888 INFO L225 Difference]: With dead ends: 24 [2019-11-20 11:31:28,888 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 11:31:28,888 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2019-11-20 11:31:28,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 11:31:28,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 11:31:28,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 11:31:28,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 11:31:28,889 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-11-20 11:31:28,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:31:28,889 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 11:31:28,890 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-20 11:31:28,890 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 11:31:28,890 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 11:31:29,090 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-11-20 11:31:29,094 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 11:31:29,452 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-11-20 11:31:29,472 INFO L440 ceAbstractionStarter]: At program point L118(lines 118 213) the Hoare annotation is: (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) (.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) .cse1)) (= .cse1 ~tiny_atan2~0) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (let ((.cse2 (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)) .cse2) (= (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)) .cse2) (= 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)))))) [2019-11-20 11:31:29,472 INFO L444 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2019-11-20 11:31:29,473 INFO L444 ceAbstractionStarter]: For program point L19-1(lines 12 25) no Hoare annotation was computed. [2019-11-20 11:31:29,473 INFO L444 ceAbstractionStarter]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2019-11-20 11:31:29,473 INFO L444 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2019-11-20 11:31:29,473 INFO L444 ceAbstractionStarter]: For program point L19-4(lines 12 25) no Hoare annotation was computed. [2019-11-20 11:31:29,473 INFO L444 ceAbstractionStarter]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-11-20 11:31:29,473 INFO L444 ceAbstractionStarter]: For program point L19-6(lines 19 23) no Hoare annotation was computed. [2019-11-20 11:31:29,473 INFO L444 ceAbstractionStarter]: For program point L19-7(lines 12 25) no Hoare annotation was computed. [2019-11-20 11:31:29,473 INFO L444 ceAbstractionStarter]: For program point L19-8(lines 19 23) no Hoare annotation was computed. [2019-11-20 11:31:29,474 INFO L444 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2019-11-20 11:31:29,474 INFO L444 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2019-11-20 11:31:29,474 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 194 206) no Hoare annotation was computed. [2019-11-20 11:31:29,474 INFO L444 ceAbstractionStarter]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2019-11-20 11:31:29,474 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2019-11-20 11:31:29,474 INFO L444 ceAbstractionStarter]: For program point L69-2(lines 69 94) no Hoare annotation was computed. [2019-11-20 11:31:29,474 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 11:31:29,474 INFO L444 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2019-11-20 11:31:29,475 INFO L444 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2019-11-20 11:31:29,475 INFO L444 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2019-11-20 11:31:29,475 INFO L444 ceAbstractionStarter]: For program point L86-3(lines 86 92) no Hoare annotation was computed. [2019-11-20 11:31:29,475 INFO L444 ceAbstractionStarter]: For program point L86-5(lines 69 94) no Hoare annotation was computed. [2019-11-20 11:31:29,475 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-20 11:31:29,475 INFO L444 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2019-11-20 11:31:29,475 INFO L444 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2019-11-20 11:31:29,476 INFO L444 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2019-11-20 11:31:29,476 INFO L444 ceAbstractionStarter]: For program point L70-3(lines 70 73) no Hoare annotation was computed. [2019-11-20 11:31:29,476 INFO L444 ceAbstractionStarter]: For program point L70-5(lines 70 73) no Hoare annotation was computed. [2019-11-20 11:31:29,476 INFO L444 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-11-20 11:31:29,476 INFO L444 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2019-11-20 11:31:29,476 INFO L444 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2019-11-20 11:31:29,476 INFO L444 ceAbstractionStarter]: For program point L71-1(lines 71 72) no Hoare annotation was computed. [2019-11-20 11:31:29,477 INFO L444 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2019-11-20 11:31:29,477 INFO L444 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2019-11-20 11:31:29,477 INFO L444 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2019-11-20 11:31:29,477 INFO L440 ceAbstractionStarter]: At program point L55-2(lines 55 59) the Hoare annotation is: false [2019-11-20 11:31:29,477 INFO L444 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2019-11-20 11:31:29,477 INFO L444 ceAbstractionStarter]: For program point L55-5(lines 55 59) no Hoare annotation was computed. [2019-11-20 11:31:29,477 INFO L440 ceAbstractionStarter]: At program point L55-6(lines 55 59) the Hoare annotation is: false [2019-11-20 11:31:29,477 INFO L444 ceAbstractionStarter]: For program point L55-7(lines 55 59) no Hoare annotation was computed. [2019-11-20 11:31:29,478 INFO L444 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-11-20 11:31:29,478 INFO L444 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2019-11-20 11:31:29,478 INFO L444 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2019-11-20 11:31:29,478 INFO L444 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2019-11-20 11:31:29,478 INFO L440 ceAbstractionStarter]: At program point L122-2(lines 122 126) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 1000000000.0))) ~pi~0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ULTIMATE.start___ieee754_atan2f_~x .cse0))) [2019-11-20 11:31:29,478 INFO L444 ceAbstractionStarter]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2019-11-20 11:31:29,478 INFO L444 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2019-11-20 11:31:29,478 INFO L440 ceAbstractionStarter]: At program point L24(lines 12 25) the Hoare annotation is: false [2019-11-20 11:31:29,479 INFO L440 ceAbstractionStarter]: At program point L24-1(lines 12 25) the Hoare annotation is: false [2019-11-20 11:31:29,479 INFO L440 ceAbstractionStarter]: At program point L24-2(lines 12 25) the Hoare annotation is: false [2019-11-20 11:31:29,479 INFO L444 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2019-11-20 11:31:29,479 INFO L444 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2019-11-20 11:31:29,479 INFO L444 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2019-11-20 11:31:29,480 INFO L444 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2019-11-20 11:31:29,480 INFO L444 ceAbstractionStarter]: For program point L107-1(lines 107 112) no Hoare annotation was computed. [2019-11-20 11:31:29,480 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 11:31:29,480 INFO L444 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2019-11-20 11:31:29,480 INFO L444 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2019-11-20 11:31:29,480 INFO L444 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2019-11-20 11:31:29,481 INFO L444 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2019-11-20 11:31:29,481 INFO L444 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2019-11-20 11:31:29,481 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-20 11:31:29,481 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-20 11:31:29,481 INFO L444 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2019-11-20 11:31:29,482 INFO L444 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-11-20 11:31:29,482 INFO L444 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2019-11-20 11:31:29,482 INFO L444 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2019-11-20 11:31:29,482 INFO L444 ceAbstractionStarter]: For program point L77-1(lines 77 93) no Hoare annotation was computed. [2019-11-20 11:31:29,482 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-20 11:31:29,482 INFO L444 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2019-11-20 11:31:29,483 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 11:31:29,483 INFO L444 ceAbstractionStarter]: For program point L61-1(lines 61 68) no Hoare annotation was computed. [2019-11-20 11:31:29,483 INFO L444 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2019-11-20 11:31:29,483 INFO L444 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-11-20 11:31:29,483 INFO L444 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2019-11-20 11:31:29,484 INFO L444 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2019-11-20 11:31:29,484 INFO L440 ceAbstractionStarter]: At program point L111-3(lines 51 113) the Hoare annotation is: false [2019-11-20 11:31:29,484 INFO L444 ceAbstractionStarter]: For program point L78-3(lines 78 84) no Hoare annotation was computed. [2019-11-20 11:31:29,484 INFO L444 ceAbstractionStarter]: For program point L111-4(line 111) no Hoare annotation was computed. [2019-11-20 11:31:29,484 INFO L444 ceAbstractionStarter]: For program point L111-6(line 111) no Hoare annotation was computed. [2019-11-20 11:31:29,484 INFO L440 ceAbstractionStarter]: At program point L111-7(lines 51 113) the Hoare annotation is: false [2019-11-20 11:31:29,485 INFO L444 ceAbstractionStarter]: For program point L227(lines 227 230) no Hoare annotation was computed. [2019-11-20 11:31:29,485 INFO L444 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2019-11-20 11:31:29,485 INFO L444 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2019-11-20 11:31:29,485 INFO L440 ceAbstractionStarter]: At program point L128-2(lines 128 132) 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) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= 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)))))) [2019-11-20 11:31:29,486 INFO L444 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2019-11-20 11:31:29,486 INFO L444 ceAbstractionStarter]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2019-11-20 11:31:29,486 INFO L444 ceAbstractionStarter]: For program point L62-1(lines 62 63) no Hoare annotation was computed. [2019-11-20 11:31:29,486 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-20 11:31:29,486 INFO L444 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2019-11-20 11:31:29,487 INFO L444 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-11-20 11:31:29,487 INFO L444 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2019-11-20 11:31:29,487 INFO L440 ceAbstractionStarter]: At program point L14-2(lines 14 18) the Hoare annotation is: false [2019-11-20 11:31:29,487 INFO L444 ceAbstractionStarter]: For program point L14-5(lines 14 18) no Hoare annotation was computed. [2019-11-20 11:31:29,487 INFO L440 ceAbstractionStarter]: At program point L14-6(lines 14 18) the Hoare annotation is: false [2019-11-20 11:31:29,487 INFO L444 ceAbstractionStarter]: For program point L14-9(lines 14 18) no Hoare annotation was computed. [2019-11-20 11:31:29,488 INFO L440 ceAbstractionStarter]: At program point L14-10(lines 14 18) the Hoare annotation is: false [2019-11-20 11:31:29,488 INFO L444 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2019-11-20 11:31:29,488 INFO L440 ceAbstractionStarter]: At program point L196-2(lines 196 200) the Hoare annotation is: false [2019-11-20 11:31:29,488 INFO L444 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2019-11-20 11:31:29,488 INFO L444 ceAbstractionStarter]: For program point L64-1(lines 64 67) no Hoare annotation was computed. [2019-11-20 11:31:29,489 INFO L444 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-11-20 11:31:29,489 INFO L444 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-11-20 11:31:29,489 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 11:31:29,489 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 228) no Hoare annotation was computed. [2019-11-20 11:31:29,489 INFO L444 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2019-11-20 11:31:29,490 INFO L444 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2019-11-20 11:31:29,490 INFO L447 ceAbstractionStarter]: At program point L232(lines 214 233) the Hoare annotation is: true [2019-11-20 11:31:29,490 INFO L444 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2019-11-20 11:31:29,500 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,501 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,502 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,502 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,503 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,503 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,506 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,507 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,507 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,507 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,507 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,510 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,511 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,511 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,511 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,511 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,512 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,512 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,512 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,512 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,513 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,513 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,513 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,513 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,516 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,516 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,517 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,518 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,518 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,518 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,518 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,519 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,519 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,519 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,519 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,520 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,520 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,525 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,525 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,525 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,525 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,526 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,526 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,526 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,527 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:31:29 BoogieIcfgContainer [2019-11-20 11:31:29,529 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 11:31:29,529 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 11:31:29,529 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 11:31:29,530 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 11:31:29,530 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:31:22" (3/4) ... [2019-11-20 11:31:29,542 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 11:31:29,571 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2019-11-20 11:31:29,571 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-20 11:31:29,573 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 11:31:29,613 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) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && 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)) [2019-11-20 11:31:29,614 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)))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && (\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)) [2019-11-20 11:31:29,701 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_107e4a1d-ca20-4384-ab90-30b2f99b4e00/bin/uautomizer/witness.graphml [2019-11-20 11:31:29,701 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 11:31:29,703 INFO L168 Benchmark]: Toolchain (without parser) took 27535.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.7 MB). Free memory was 961.8 MB in the beginning and 1.0 GB in the end (delta: -67.4 MB). Peak memory consumption was 120.3 MB. Max. memory is 11.5 GB. [2019-11-20 11:31:29,703 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:31:29,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 961.8 MB in the beginning and 1.1 GB in the end (delta: -146.7 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2019-11-20 11:31:29,704 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.03 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: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. [2019-11-20 11:31:29,704 INFO L168 Benchmark]: Boogie Preprocessor took 66.48 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. [2019-11-20 11:31:29,705 INFO L168 Benchmark]: RCFGBuilder took 19432.53 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: 58.9 MB). Peak memory consumption was 58.9 MB. Max. memory is 11.5 GB. [2019-11-20 11:31:29,705 INFO L168 Benchmark]: TraceAbstraction took 7349.47 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 68.7 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 4.7 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. [2019-11-20 11:31:29,705 INFO L168 Benchmark]: Witness Printer took 172.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. [2019-11-20 11:31:29,707 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 442.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 961.8 MB in the beginning and 1.1 GB in the end (delta: -146.7 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.03 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: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.48 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. * RCFGBuilder took 19432.53 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: 58.9 MB). Peak memory consumption was 58.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7349.47 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 68.7 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 4.7 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. * Witness Printer took 172.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - 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 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 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 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 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 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 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 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 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.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 [2019-11-20 11:31:29,723 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,723 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,724 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,724 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,724 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,724 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,724 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,725 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,726 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,726 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,726 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,726 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] 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) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && 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)) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant [2019-11-20 11:31:29,732 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,732 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,733 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,733 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,734 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,734 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,734 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,734 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,735 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,735 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,735 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,735 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,735 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,736 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,736 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,736 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,736 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,736 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,737 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,738 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,738 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,738 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,738 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,738 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,739 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,739 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,740 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,740 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,740 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,740 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,741 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,741 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,741 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 11:31:29,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,743 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,743 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,743 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 11:31:29,743 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] 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)))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && (\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)) - 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 [2019-11-20 11:31:29,747 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,747 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,747 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,747 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,748 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,749 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,749 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 11:31:29,749 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) == pi) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - 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: 7.2s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 230 SDtfs, 366 SDslu, 142 SDs, 0 SdLazy, 156 SolverSat, 35 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 203 GetRequests, 138 SyntacticMatches, 4 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 3.1s 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, 208 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 25 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 99 NumberOfCodeBlocks, 99 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 186 ConstructedInterpolants, 34 QuantifiedInterpolants, 41340 SizeOfPredicates, 47 NumberOfNonLiveVariables, 626 ConjunctsInSsa, 62 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...