./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1270c.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270c.c -s /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/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 fce8eaffc8fbce8eaab4a2e551ea29a4fcef0871 ............................................................................................................................................................................................................................................................................................................. 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_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270c.c -s /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/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 fce8eaffc8fbce8eaab4a2e551ea29a4fcef0871 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 18:19:02,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:19:02,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:19:02,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:19:02,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:19:02,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:19:02,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:19:02,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:19:02,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:19:02,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:19:02,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:19:02,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:19:02,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:19:02,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:19:02,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:19:02,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:19:02,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:19:02,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:19:02,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:19:02,910 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:19:02,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:19:02,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:19:02,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:19:02,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:19:02,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:19:02,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:19:02,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:19:02,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:19:02,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:19:02,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:19:02,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:19:02,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:19:02,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:19:02,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:19:02,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:19:02,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:19:02,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:19:02,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:19:02,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:19:02,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:19:02,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:19:02,920 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 18:19:02,930 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:19:02,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:19:02,931 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:19:02,931 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:19:02,931 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:19:02,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:19:02,931 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 18:19:02,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:19:02,932 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 18:19:02,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:19:02,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 18:19:02,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:19:02,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 18:19:02,932 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 18:19:02,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:19:02,932 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:19:02,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 18:19:02,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:19:02,933 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:19:02,933 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:19:02,933 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:19:02,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:19:02,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:19:02,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:19:02,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 18:19:02,934 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 18:19:02,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 18:19:02,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 18:19:02,934 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:19:02,934 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_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/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 -> fce8eaffc8fbce8eaab4a2e551ea29a4fcef0871 [2019-12-07 18:19:03,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:19:03,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:19:03,048 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:19:03,050 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:19:03,050 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:19:03,051 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2019-12-07 18:19:03,098 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/data/eb2ec6404/48b5233408cb435c9ad71a2a935be4c9/FLAGd15c9852b [2019-12-07 18:19:03,443 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:19:03,444 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2019-12-07 18:19:03,448 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/data/eb2ec6404/48b5233408cb435c9ad71a2a935be4c9/FLAGd15c9852b [2019-12-07 18:19:03,457 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/data/eb2ec6404/48b5233408cb435c9ad71a2a935be4c9 [2019-12-07 18:19:03,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:19:03,460 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:19:03,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:19:03,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:19:03,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:19:03,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:19:03" (1/1) ... [2019-12-07 18:19:03,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55d9133a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:03, skipping insertion in model container [2019-12-07 18:19:03,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:19:03" (1/1) ... [2019-12-07 18:19:03,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:19:03,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:19:03,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:19:03,682 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 18:19:03,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:19:03,738 INFO L208 MainTranslator]: Completed translation [2019-12-07 18:19:03,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:03 WrapperNode [2019-12-07 18:19:03,738 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:19:03,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 18:19:03,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 18:19:03,739 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 18:19:03,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:03" (1/1) ... [2019-12-07 18:19:03,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:03" (1/1) ... [2019-12-07 18:19:03,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 18:19:03,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 18:19:03,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 18:19:03,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 18:19:03,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:03" (1/1) ... [2019-12-07 18:19:03,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:03" (1/1) ... [2019-12-07 18:19:03,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:03" (1/1) ... [2019-12-07 18:19:03,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:03" (1/1) ... [2019-12-07 18:19:03,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:03" (1/1) ... [2019-12-07 18:19:03,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:03" (1/1) ... [2019-12-07 18:19:03,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:03" (1/1) ... [2019-12-07 18:19:03,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 18:19:03,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 18:19:03,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 18:19:03,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 18:19:03,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:19:03,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 18:19:03,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-12-07 18:19:03,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 18:19:03,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-12-07 18:19:03,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 18:19:03,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 18:19:03,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 18:19:03,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 18:19:04,255 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 18:19:04,256 INFO L287 CfgBuilder]: Removed 52 assume(true) statements. [2019-12-07 18:19:04,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:19:04 BoogieIcfgContainer [2019-12-07 18:19:04,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 18:19:04,258 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 18:19:04,258 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 18:19:04,259 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 18:19:04,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 06:19:03" (1/3) ... [2019-12-07 18:19:04,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18c20c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:19:04, skipping insertion in model container [2019-12-07 18:19:04,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:03" (2/3) ... [2019-12-07 18:19:04,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18c20c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:19:04, skipping insertion in model container [2019-12-07 18:19:04,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:19:04" (3/3) ... [2019-12-07 18:19:04,261 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270c.c [2019-12-07 18:19:04,267 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 18:19:04,272 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 18:19:04,279 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 18:19:04,296 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 18:19:04,296 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 18:19:04,297 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 18:19:04,297 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 18:19:04,297 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 18:19:04,297 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 18:19:04,297 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 18:19:04,297 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 18:19:04,310 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2019-12-07 18:19:04,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 18:19:04,315 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:19:04,315 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:19:04,315 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:19:04,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:19:04,319 INFO L82 PathProgramCache]: Analyzing trace with hash 311741284, now seen corresponding path program 1 times [2019-12-07 18:19:04,324 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:19:04,325 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633828132] [2019-12-07 18:19:04,325 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:19:04,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:19:04,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:19:04,403 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633828132] [2019-12-07 18:19:04,404 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:19:04,404 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 18:19:04,404 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13760801] [2019-12-07 18:19:04,407 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 18:19:04,407 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:19:04,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 18:19:04,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 18:19:04,417 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2019-12-07 18:19:04,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:19:04,436 INFO L93 Difference]: Finished difference Result 212 states and 358 transitions. [2019-12-07 18:19:04,437 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 18:19:04,437 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 18:19:04,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:19:04,445 INFO L225 Difference]: With dead ends: 212 [2019-12-07 18:19:04,445 INFO L226 Difference]: Without dead ends: 104 [2019-12-07 18:19:04,447 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 18:19:04,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-12-07 18:19:04,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2019-12-07 18:19:04,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-12-07 18:19:04,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2019-12-07 18:19:04,475 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 136 transitions. Word has length 16 [2019-12-07 18:19:04,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:19:04,475 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 136 transitions. [2019-12-07 18:19:04,475 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 18:19:04,475 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2019-12-07 18:19:04,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-07 18:19:04,476 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:19:04,476 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] [2019-12-07 18:19:04,476 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:19:04,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:19:04,476 INFO L82 PathProgramCache]: Analyzing trace with hash 2055151297, now seen corresponding path program 1 times [2019-12-07 18:19:04,477 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:19:04,477 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161919884] [2019-12-07 18:19:04,477 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:19:04,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:19:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:19:04,577 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 18:19:04,577 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 18:19:04,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 06:19:04 BoogieIcfgContainer [2019-12-07 18:19:04,601 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 18:19:04,601 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 18:19:04,601 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 18:19:04,601 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 18:19:04,601 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:19:04" (3/4) ... [2019-12-07 18:19:04,604 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 18:19:04,604 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 18:19:04,606 INFO L168 Benchmark]: Toolchain (without parser) took 1145.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 942.4 MB in the beginning and 1.0 GB in the end (delta: -89.2 MB). Peak memory consumption was 49.7 MB. Max. memory is 11.5 GB. [2019-12-07 18:19:04,606 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:19:04,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 942.4 MB in the beginning and 1.1 GB in the end (delta: -185.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-12-07 18:19:04,607 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2019-12-07 18:19:04,607 INFO L168 Benchmark]: Boogie Preprocessor took 35.62 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:19:04,607 INFO L168 Benchmark]: RCFGBuilder took 443.20 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: 59.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 11.5 GB. [2019-12-07 18:19:04,608 INFO L168 Benchmark]: TraceAbstraction took 343.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. [2019-12-07 18:19:04,608 INFO L168 Benchmark]: Witness Printer took 3.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:19:04,610 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 277.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 942.4 MB in the beginning and 1.1 GB in the end (delta: -185.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.62 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 443.20 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: 59.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 343.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 235]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 118, overapproximation of bitwiseAnd at line 218. Possible FailurePath: [L12] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L229] float x = __VERIFIER_nondet_float(); [L230] float y = 1.0f / 0.0f; [L82] float a = x, b = y, t1, t2, y1, y2, w; [L83] __int32_t j, k, ha, hb; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L86] ieee_float_shape_type gf_u; [L87] gf_u.value = (x) [L88] EXPR gf_u.word [L88] (ha) = gf_u.word [L90] ha &= 0x7fffffffL VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L92] ieee_float_shape_type gf_u; [L93] gf_u.value = (y) [L94] EXPR gf_u.word [L94] (hb) = gf_u.word [L96] hb &= 0x7fffffffL VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L97] COND FALSE !(hb > ha) [L104] a = x [L105] b = y VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L108] ieee_float_shape_type sf_u; [L109] sf_u.word = (ha) [L110] EXPR sf_u.value [L110] (a) = sf_u.value [L113] ieee_float_shape_type sf_u; [L114] sf_u.word = (hb) [L115] EXPR sf_u.value [L115] (b) = sf_u.value [L117] COND TRUE (ha - hb) > 0xf000000L [L118] return a + b; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L232] float res = __ieee754_hypotf(x, y); [L212] __int32_t ix; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L214] ieee_float_shape_type gf_u; [L215] gf_u.value = (x) [L216] EXPR gf_u.word [L216] (ix) = gf_u.word [L218] ix &= 0x7fffffff [L219] return ((ix) == 0x7f800000L); VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L234] COND TRUE !isinf_float(res) [L235] __VERIFIER_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 139 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=107occurred 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, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 225 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 18:19:05,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:19:05,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:19:05,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:19:05,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:19:05,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:19:05,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:19:05,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:19:05,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:19:05,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:19:05,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:19:05,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:19:05,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:19:05,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:19:05,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:19:05,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:19:05,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:19:05,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:19:05,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:19:05,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:19:05,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:19:05,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:19:05,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:19:05,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:19:05,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:19:05,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:19:05,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:19:05,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:19:05,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:19:05,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:19:05,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:19:05,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:19:05,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:19:05,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:19:05,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:19:05,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:19:05,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:19:05,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:19:05,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:19:05,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:19:05,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:19:05,995 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 18:19:06,004 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:19:06,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:19:06,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:19:06,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:19:06,006 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:19:06,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:19:06,006 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 18:19:06,006 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 18:19:06,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:19:06,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 18:19:06,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:19:06,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 18:19:06,007 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 18:19:06,007 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 18:19:06,007 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 18:19:06,007 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:19:06,007 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:19:06,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 18:19:06,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:19:06,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:19:06,008 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:19:06,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:19:06,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:19:06,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:19:06,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:19:06,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 18:19:06,008 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 18:19:06,009 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 18:19:06,009 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 18:19:06,009 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:19:06,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 18:19:06,009 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_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/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 -> fce8eaffc8fbce8eaab4a2e551ea29a4fcef0871 [2019-12-07 18:19:06,190 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:19:06,198 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:19:06,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:19:06,201 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:19:06,201 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:19:06,201 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2019-12-07 18:19:06,240 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/data/3552331d4/c400052a8ad6487a9cbcaaf59af7d3f0/FLAG5dbf2b304 [2019-12-07 18:19:06,563 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:19:06,564 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/sv-benchmarks/c/float-newlib/float_req_bl_1270c.c [2019-12-07 18:19:06,570 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/data/3552331d4/c400052a8ad6487a9cbcaaf59af7d3f0/FLAG5dbf2b304 [2019-12-07 18:19:06,579 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/data/3552331d4/c400052a8ad6487a9cbcaaf59af7d3f0 [2019-12-07 18:19:06,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:19:06,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:19:06,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:19:06,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:19:06,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:19:06,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:19:06" (1/1) ... [2019-12-07 18:19:06,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@596236db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:06, skipping insertion in model container [2019-12-07 18:19:06,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:19:06" (1/1) ... [2019-12-07 18:19:06,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:19:06,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:19:06,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:19:06,745 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 18:19:06,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:19:06,832 INFO L208 MainTranslator]: Completed translation [2019-12-07 18:19:06,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:06 WrapperNode [2019-12-07 18:19:06,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:19:06,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 18:19:06,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 18:19:06,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 18:19:06,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:06" (1/1) ... [2019-12-07 18:19:06,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:06" (1/1) ... [2019-12-07 18:19:06,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 18:19:06,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 18:19:06,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 18:19:06,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 18:19:06,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:06" (1/1) ... [2019-12-07 18:19:06,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:06" (1/1) ... [2019-12-07 18:19:06,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:06" (1/1) ... [2019-12-07 18:19:06,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:06" (1/1) ... [2019-12-07 18:19:06,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:06" (1/1) ... [2019-12-07 18:19:06,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:06" (1/1) ... [2019-12-07 18:19:06,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:06" (1/1) ... [2019-12-07 18:19:06,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 18:19:06,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 18:19:06,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 18:19:06,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 18:19:06,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:19:06,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 18:19:06,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-12-07 18:19:06,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 18:19:06,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 18:19:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 18:19:06,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-12-07 18:19:06,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 18:19:06,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 18:19:12,733 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 18:19:12,733 INFO L287 CfgBuilder]: Removed 52 assume(true) statements. [2019-12-07 18:19:12,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:19:12 BoogieIcfgContainer [2019-12-07 18:19:12,734 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 18:19:12,735 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 18:19:12,735 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 18:19:12,737 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 18:19:12,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 06:19:06" (1/3) ... [2019-12-07 18:19:12,737 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b3c5f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:19:12, skipping insertion in model container [2019-12-07 18:19:12,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:19:06" (2/3) ... [2019-12-07 18:19:12,738 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b3c5f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:19:12, skipping insertion in model container [2019-12-07 18:19:12,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:19:12" (3/3) ... [2019-12-07 18:19:12,739 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270c.c [2019-12-07 18:19:12,745 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 18:19:12,750 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 18:19:12,757 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 18:19:12,772 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 18:19:12,772 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 18:19:12,772 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 18:19:12,772 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 18:19:12,773 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 18:19:12,773 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 18:19:12,773 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 18:19:12,773 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 18:19:12,783 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2019-12-07 18:19:12,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 18:19:12,788 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:19:12,788 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:19:12,789 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:19:12,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:19:12,792 INFO L82 PathProgramCache]: Analyzing trace with hash 311741284, now seen corresponding path program 1 times [2019-12-07 18:19:12,799 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:19:12,799 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [26094154] [2019-12-07 18:19:12,800 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 18:19:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:19:12,912 INFO L264 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 18:19:12,915 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:19:12,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:19:12,925 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:19:12,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:19:12,930 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [26094154] [2019-12-07 18:19:12,930 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:19:12,930 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 18:19:12,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672220284] [2019-12-07 18:19:12,934 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 18:19:12,934 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:19:12,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 18:19:12,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 18:19:12,945 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2019-12-07 18:19:12,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:19:12,965 INFO L93 Difference]: Finished difference Result 212 states and 358 transitions. [2019-12-07 18:19:12,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 18:19:12,966 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 18:19:12,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:19:12,974 INFO L225 Difference]: With dead ends: 212 [2019-12-07 18:19:12,974 INFO L226 Difference]: Without dead ends: 104 [2019-12-07 18:19:12,976 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 18:19:12,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-12-07 18:19:13,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2019-12-07 18:19:13,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-12-07 18:19:13,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2019-12-07 18:19:13,005 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 136 transitions. Word has length 16 [2019-12-07 18:19:13,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:19:13,005 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 136 transitions. [2019-12-07 18:19:13,005 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 18:19:13,005 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2019-12-07 18:19:13,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-07 18:19:13,006 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:19:13,006 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] [2019-12-07 18:19:13,207 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 18:19:13,207 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:19:13,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:19:13,208 INFO L82 PathProgramCache]: Analyzing trace with hash 2055151297, now seen corresponding path program 1 times [2019-12-07 18:19:13,210 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:19:13,210 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1454230291] [2019-12-07 18:19:13,210 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 18:19:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:19:13,373 INFO L264 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2019-12-07 18:19:13,376 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:19:13,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:19:13,547 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:19:13,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:19:13,921 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1454230291] [2019-12-07 18:19:13,921 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:19:13,921 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 7] imperfect sequences [] total 11 [2019-12-07 18:19:13,922 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238038593] [2019-12-07 18:19:13,923 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-12-07 18:19:13,923 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:19:13,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-12-07 18:19:13,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-12-07 18:19:13,924 INFO L87 Difference]: Start difference. First operand 104 states and 136 transitions. Second operand 11 states. [2019-12-07 18:19:15,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:19:15,734 INFO L93 Difference]: Finished difference Result 444 states and 576 transitions. [2019-12-07 18:19:15,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 18:19:15,735 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 21 [2019-12-07 18:19:15,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:19:15,739 INFO L225 Difference]: With dead ends: 444 [2019-12-07 18:19:15,739 INFO L226 Difference]: Without dead ends: 358 [2019-12-07 18:19:15,741 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2019-12-07 18:19:15,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2019-12-07 18:19:15,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 113. [2019-12-07 18:19:15,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2019-12-07 18:19:15,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 146 transitions. [2019-12-07 18:19:15,760 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 146 transitions. Word has length 21 [2019-12-07 18:19:15,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:19:15,760 INFO L462 AbstractCegarLoop]: Abstraction has 113 states and 146 transitions. [2019-12-07 18:19:15,760 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-12-07 18:19:15,760 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 146 transitions. [2019-12-07 18:19:15,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-07 18:19:15,761 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:19:15,762 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] [2019-12-07 18:19:15,962 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 18:19:15,963 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:19:15,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:19:15,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1653009985, now seen corresponding path program 1 times [2019-12-07 18:19:15,964 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:19:15,965 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1534231430] [2019-12-07 18:19:15,965 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 18:19:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:19:16,135 INFO L264 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 26 conjunts are in the unsatisfiable core [2019-12-07 18:19:16,138 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:19:16,780 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 18:19:16,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:19:16,981 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:19:18,104 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2019-12-07 18:19:19,240 WARN L192 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2019-12-07 18:19:20,637 WARN L192 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2019-12-07 18:19:21,947 WARN L192 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2019-12-07 18:19:23,427 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2019-12-07 18:19:25,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:19:25,996 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1534231430] [2019-12-07 18:19:25,997 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:19:25,997 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13, 14] imperfect sequences [] total 26 [2019-12-07 18:19:25,997 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400555412] [2019-12-07 18:19:25,997 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2019-12-07 18:19:25,997 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:19:25,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2019-12-07 18:19:25,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=563, Unknown=0, NotChecked=0, Total=650 [2019-12-07 18:19:25,998 INFO L87 Difference]: Start difference. First operand 113 states and 146 transitions. Second operand 26 states. [2019-12-07 18:19:28,138 WARN L192 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-12-07 18:19:29,880 WARN L192 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-12-07 18:19:32,768 WARN L192 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-12-07 18:19:35,949 WARN L192 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-12-07 18:19:38,952 WARN L192 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-12-07 18:19:39,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:19:39,024 INFO L93 Difference]: Finished difference Result 157 states and 187 transitions. [2019-12-07 18:19:39,025 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-12-07 18:19:39,025 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 21 [2019-12-07 18:19:39,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:19:39,026 INFO L225 Difference]: With dead ends: 157 [2019-12-07 18:19:39,026 INFO L226 Difference]: Without dead ends: 64 [2019-12-07 18:19:39,027 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 14 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 20.7s TimeCoverageRelationStatistics Valid=289, Invalid=971, Unknown=0, NotChecked=0, Total=1260 [2019-12-07 18:19:39,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2019-12-07 18:19:39,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 36. [2019-12-07 18:19:39,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2019-12-07 18:19:39,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 38 transitions. [2019-12-07 18:19:39,032 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 38 transitions. Word has length 21 [2019-12-07 18:19:39,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:19:39,032 INFO L462 AbstractCegarLoop]: Abstraction has 36 states and 38 transitions. [2019-12-07 18:19:39,033 INFO L463 AbstractCegarLoop]: Interpolant automaton has 26 states. [2019-12-07 18:19:39,033 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2019-12-07 18:19:39,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 18:19:39,033 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:19:39,034 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, 1, 1, 1] [2019-12-07 18:19:39,234 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 18:19:39,235 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:19:39,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:19:39,235 INFO L82 PathProgramCache]: Analyzing trace with hash -558668800, now seen corresponding path program 1 times [2019-12-07 18:19:39,235 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:19:39,236 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [913973016] [2019-12-07 18:19:39,236 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 18:19:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:19:39,391 INFO L264 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 20 conjunts are in the unsatisfiable core [2019-12-07 18:19:39,394 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:19:39,617 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 18:19:39,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:19:39,681 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:19:42,136 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_skolemized_v_prenex_5_4 (_ BitVec 32))) (or (= (bvadd (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_4) (_ bv2155872256 32)) (_ bv0 32)) (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_4) ((_ extract 30 23) v_skolemized_v_prenex_5_4) ((_ extract 22 0) v_skolemized_v_prenex_5_4)) (let ((.cse0 (bvand (_ bv2147483647 32) c_ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))))) is different from false [2019-12-07 18:19:44,154 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_skolemized_v_prenex_2_5 (_ BitVec 32)) (v_skolemized_v_prenex_5_4 (_ BitVec 32))) (or (= (bvadd (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_4) (_ bv2155872256 32)) (_ bv0 32)) (not (= c_ULTIMATE.start___ieee754_hypotf_~y (fp ((_ extract 31 31) v_skolemized_v_prenex_2_5) ((_ extract 30 23) v_skolemized_v_prenex_2_5) ((_ extract 22 0) v_skolemized_v_prenex_2_5)))) (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_4) ((_ extract 30 23) v_skolemized_v_prenex_5_4) ((_ extract 22 0) v_skolemized_v_prenex_5_4)) (let ((.cse0 (bvand (_ bv2147483647 32) v_skolemized_v_prenex_2_5))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))))) is different from false [2019-12-07 18:19:44,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:19:44,168 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [913973016] [2019-12-07 18:19:44,168 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:19:44,168 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 12] imperfect sequences [] total 21 [2019-12-07 18:19:44,168 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442691175] [2019-12-07 18:19:44,168 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2019-12-07 18:19:44,168 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:19:44,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2019-12-07 18:19:44,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=301, Unknown=2, NotChecked=70, Total=420 [2019-12-07 18:19:44,169 INFO L87 Difference]: Start difference. First operand 36 states and 38 transitions. Second operand 21 states. [2019-12-07 18:19:46,328 WARN L192 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 46 DAG size of output: 19 [2019-12-07 18:19:48,533 WARN L192 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 40 DAG size of output: 20 [2019-12-07 18:19:49,748 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-12-07 18:19:49,899 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-12-07 18:19:49,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:19:49,912 INFO L93 Difference]: Finished difference Result 54 states and 54 transitions. [2019-12-07 18:19:49,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-12-07 18:19:49,913 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 26 [2019-12-07 18:19:49,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:19:49,913 INFO L225 Difference]: With dead ends: 54 [2019-12-07 18:19:49,913 INFO L226 Difference]: Without dead ends: 36 [2019-12-07 18:19:49,914 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=183, Invalid=579, Unknown=2, NotChecked=106, Total=870 [2019-12-07 18:19:49,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2019-12-07 18:19:49,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 27. [2019-12-07 18:19:49,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-12-07 18:19:49,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2019-12-07 18:19:49,916 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 27 transitions. Word has length 26 [2019-12-07 18:19:49,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:19:49,917 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 27 transitions. [2019-12-07 18:19:49,917 INFO L463 AbstractCegarLoop]: Interpolant automaton has 21 states. [2019-12-07 18:19:49,917 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2019-12-07 18:19:49,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 18:19:49,917 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:19:49,917 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, 1, 1, 1] [2019-12-07 18:19:50,118 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 18:19:50,118 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:19:50,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:19:50,119 INFO L82 PathProgramCache]: Analyzing trace with hash 1435475906, now seen corresponding path program 1 times [2019-12-07 18:19:50,119 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:19:50,119 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [869092319] [2019-12-07 18:19:50,120 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 18:19:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:19:50,262 INFO L264 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 12 conjunts are in the unsatisfiable core [2019-12-07 18:19:50,263 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:19:50,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:19:50,427 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:19:50,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:19:50,603 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [869092319] [2019-12-07 18:19:50,603 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:19:50,604 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 7] imperfect sequences [] total 11 [2019-12-07 18:19:50,604 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667776745] [2019-12-07 18:19:50,604 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-12-07 18:19:50,604 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:19:50,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-12-07 18:19:50,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2019-12-07 18:19:50,605 INFO L87 Difference]: Start difference. First operand 27 states and 27 transitions. Second operand 11 states. [2019-12-07 18:19:50,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:19:50,913 INFO L93 Difference]: Finished difference Result 36 states and 35 transitions. [2019-12-07 18:19:50,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 18:19:50,914 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 26 [2019-12-07 18:19:50,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:19:50,915 INFO L225 Difference]: With dead ends: 36 [2019-12-07 18:19:50,915 INFO L226 Difference]: Without dead ends: 27 [2019-12-07 18:19:50,915 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2019-12-07 18:19:50,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-12-07 18:19:50,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-12-07 18:19:50,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-12-07 18:19:50,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 26 transitions. [2019-12-07 18:19:50,917 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 26 transitions. Word has length 26 [2019-12-07 18:19:50,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:19:50,918 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 26 transitions. [2019-12-07 18:19:50,918 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-12-07 18:19:50,918 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 26 transitions. [2019-12-07 18:19:50,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 18:19:50,918 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:19:50,918 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, 1, 1, 1] [2019-12-07 18:19:51,119 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 18:19:51,120 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:19:51,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:19:51,120 INFO L82 PathProgramCache]: Analyzing trace with hash 2115534276, now seen corresponding path program 1 times [2019-12-07 18:19:51,121 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:19:51,121 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [115070298] [2019-12-07 18:19:51,121 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_41347ae4-6a30-4d7e-995b-9f4f6fc3c365/bin/uautomizer/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-12-07 18:19:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:19:51,276 INFO L264 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 21 conjunts are in the unsatisfiable core [2019-12-07 18:19:51,278 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:19:51,624 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 18:19:51,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:19:51,715 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:19:54,458 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_skolemized_v_prenex_5_5 (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_5) ((_ extract 30 23) v_skolemized_v_prenex_5_5) ((_ extract 22 0) v_skolemized_v_prenex_5_5)) (let ((.cse0 (bvand (_ bv2147483647 32) c_ULTIMATE.start___ieee754_hypotf_~hb~0))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))) (= (bvadd (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_5) (_ bv2155872256 32)) (_ bv0 32)))) is different from false [2019-12-07 18:19:56,471 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_skolemized_v_prenex_2_7 (_ BitVec 32)) (v_skolemized_v_prenex_5_5 (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_5) ((_ extract 30 23) v_skolemized_v_prenex_5_5) ((_ extract 22 0) v_skolemized_v_prenex_5_5)) (let ((.cse0 (bvand (_ bv2147483647 32) v_skolemized_v_prenex_2_7))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))) (= (bvadd (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_5) (_ bv2155872256 32)) (_ bv0 32)) (not (= c_ULTIMATE.start___ieee754_hypotf_~y (fp ((_ extract 31 31) v_skolemized_v_prenex_2_7) ((_ extract 30 23) v_skolemized_v_prenex_2_7) ((_ extract 22 0) v_skolemized_v_prenex_2_7)))))) is different from false [2019-12-07 18:19:56,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:19:56,485 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [115070298] [2019-12-07 18:19:56,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:19:56,485 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 13] imperfect sequences [] total 23 [2019-12-07 18:19:56,485 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471365711] [2019-12-07 18:19:56,485 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2019-12-07 18:19:56,486 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:19:56,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2019-12-07 18:19:56,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=374, Unknown=2, NotChecked=78, Total=506 [2019-12-07 18:19:56,486 INFO L87 Difference]: Start difference. First operand 27 states and 26 transitions. Second operand 23 states. [2019-12-07 18:19:58,617 WARN L192 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 36 DAG size of output: 8 [2019-12-07 18:20:00,117 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-12-07 18:20:00,289 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-12-07 18:20:00,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:20:00,290 INFO L93 Difference]: Finished difference Result 27 states and 26 transitions. [2019-12-07 18:20:00,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-12-07 18:20:00,290 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 26 [2019-12-07 18:20:00,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:20:00,291 INFO L225 Difference]: With dead ends: 27 [2019-12-07 18:20:00,291 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 18:20:00,291 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 2 IntricatePredicates, 1 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=181, Invalid=695, Unknown=2, NotChecked=114, Total=992 [2019-12-07 18:20:00,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 18:20:00,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 18:20:00,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 18:20:00,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 18:20:00,292 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2019-12-07 18:20:00,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:20:00,292 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 18:20:00,292 INFO L463 AbstractCegarLoop]: Interpolant automaton has 23 states. [2019-12-07 18:20:00,292 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 18:20:00,292 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 18:20:00,492 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 18:20:00,494 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 18:20:02,481 WARN L192 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 108 DAG size of output: 73 [2019-12-07 18:20:07,346 WARN L192 SmtUtils]: Spent 4.86 s on a formula simplification. DAG size of input: 139 DAG size of output: 98 [2019-12-07 18:20:10,262 WARN L192 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 118 DAG size of output: 80 [2019-12-07 18:20:10,337 INFO L246 CegarLoopResult]: For program point L35-2(lines 35 39) no Hoare annotation was computed. [2019-12-07 18:20:10,337 INFO L246 CegarLoopResult]: For program point L35-3(lines 35 39) no Hoare annotation was computed. [2019-12-07 18:20:10,337 INFO L246 CegarLoopResult]: For program point L35-5(lines 35 39) no Hoare annotation was computed. [2019-12-07 18:20:10,337 INFO L246 CegarLoopResult]: For program point L234(lines 234 237) no Hoare annotation was computed. [2019-12-07 18:20:10,337 INFO L246 CegarLoopResult]: For program point L36-2(lines 36 37) no Hoare annotation was computed. [2019-12-07 18:20:10,337 INFO L242 CegarLoopResult]: At program point L36-3(lines 36 37) the Hoare annotation is: false [2019-12-07 18:20:10,337 INFO L246 CegarLoopResult]: For program point L36-4(lines 36 37) no Hoare annotation was computed. [2019-12-07 18:20:10,337 INFO L246 CegarLoopResult]: For program point L36-7(lines 36 37) no Hoare annotation was computed. [2019-12-07 18:20:10,337 INFO L242 CegarLoopResult]: At program point L36-8(lines 36 37) the Hoare annotation is: false [2019-12-07 18:20:10,338 INFO L246 CegarLoopResult]: For program point L36-9(lines 36 37) no Hoare annotation was computed. [2019-12-07 18:20:10,338 INFO L246 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2019-12-07 18:20:10,338 INFO L249 CegarLoopResult]: At program point L238(lines 222 239) the Hoare annotation is: true [2019-12-07 18:20:10,338 INFO L246 CegarLoopResult]: For program point L139(lines 139 143) no Hoare annotation was computed. [2019-12-07 18:20:10,338 INFO L246 CegarLoopResult]: For program point L139-1(lines 121 144) no Hoare annotation was computed. [2019-12-07 18:20:10,338 INFO L246 CegarLoopResult]: For program point L73-1(lines 73 77) no Hoare annotation was computed. [2019-12-07 18:20:10,338 INFO L242 CegarLoopResult]: At program point L73-2(lines 73 77) the Hoare annotation is: false [2019-12-07 18:20:10,338 INFO L246 CegarLoopResult]: For program point L73-3(lines 73 77) no Hoare annotation was computed. [2019-12-07 18:20:10,338 INFO L246 CegarLoopResult]: For program point L73-5(lines 73 77) no Hoare annotation was computed. [2019-12-07 18:20:10,338 INFO L242 CegarLoopResult]: At program point L73-6(lines 73 77) the Hoare annotation is: false [2019-12-07 18:20:10,338 INFO L246 CegarLoopResult]: For program point L73-7(lines 73 77) no Hoare annotation was computed. [2019-12-07 18:20:10,338 INFO L246 CegarLoopResult]: For program point L107(lines 107 111) no Hoare annotation was computed. [2019-12-07 18:20:10,338 INFO L246 CegarLoopResult]: For program point L107-1(lines 81 208) no Hoare annotation was computed. [2019-12-07 18:20:10,339 INFO L242 CegarLoopResult]: At program point L207(lines 81 208) the Hoare annotation is: (let ((.cse1 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (.cse0 (let ((.cse10 (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~y)))) (or (and .cse10 (not (bvsgt (bvadd (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32)))) (and .cse10 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_26 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26) ULTIMATE.start___ieee754_hypotf_~ha~0)))))) (.cse6 (= currentRoundingMode roundNearestTiesToEven)) (.cse2 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (or (and .cse0 (= .cse1 .cse2) (exists ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse3 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse3) (= |ULTIMATE.start___ieee754_hypotf_#res| .cse3)))) (exists ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse4 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse4) (= ULTIMATE.start___ieee754_hypotf_~w~0 .cse4)))) (exists ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse5 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse5) (= ULTIMATE.start___ieee754_hypotf_~b~0 .cse5)))) .cse6 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~ha~0))) (let ((.cse9 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)))) (and (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (let ((.cse7 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)) (.cse8 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)))) (and (bvsgt (bvadd (bvneg .cse7) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32)) (= |ULTIMATE.start___ieee754_hypotf_#res| (fp.add roundNearestTiesToEven .cse8 (fp ((_ extract 31 31) .cse7) ((_ extract 30 23) .cse7) ((_ extract 22 0) .cse7)))) (= .cse8 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))))) (= .cse9 .cse1) .cse0 .cse6 (= ULTIMATE.start___ieee754_hypotf_~b~0 .cse2) (= .cse9 ULTIMATE.start___ieee754_hypotf_~a~0) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~hb~0)))))) [2019-12-07 18:20:10,339 INFO L246 CegarLoopResult]: For program point L42(lines 42 43) no Hoare annotation was computed. [2019-12-07 18:20:10,339 INFO L246 CegarLoopResult]: For program point L42-2(lines 42 43) no Hoare annotation was computed. [2019-12-07 18:20:10,339 INFO L246 CegarLoopResult]: For program point L42-3(lines 42 43) no Hoare annotation was computed. [2019-12-07 18:20:10,339 INFO L246 CegarLoopResult]: For program point L42-5(lines 42 43) no Hoare annotation was computed. [2019-12-07 18:20:10,339 INFO L246 CegarLoopResult]: For program point L175(lines 175 198) no Hoare annotation was computed. [2019-12-07 18:20:10,339 INFO L246 CegarLoopResult]: For program point L175-2(lines 81 208) no Hoare annotation was computed. [2019-12-07 18:20:10,339 INFO L246 CegarLoopResult]: For program point L176-1(lines 176 180) no Hoare annotation was computed. [2019-12-07 18:20:10,339 INFO L242 CegarLoopResult]: At program point L176-2(lines 176 180) the Hoare annotation is: false [2019-12-07 18:20:10,339 INFO L246 CegarLoopResult]: For program point L176-3(lines 176 180) no Hoare annotation was computed. [2019-12-07 18:20:10,339 INFO L242 CegarLoopResult]: At program point L78(lines 14 79) the Hoare annotation is: false [2019-12-07 18:20:10,339 INFO L242 CegarLoopResult]: At program point L78-1(lines 14 79) the Hoare annotation is: false [2019-12-07 18:20:10,339 INFO L246 CegarLoopResult]: For program point L145(lines 145 172) no Hoare annotation was computed. [2019-12-07 18:20:10,339 INFO L246 CegarLoopResult]: For program point L112(lines 112 116) no Hoare annotation was computed. [2019-12-07 18:20:10,339 INFO L246 CegarLoopResult]: For program point L112-1(lines 81 208) no Hoare annotation was computed. [2019-12-07 18:20:10,340 INFO L246 CegarLoopResult]: For program point L112-2(lines 81 208) no Hoare annotation was computed. [2019-12-07 18:20:10,340 INFO L246 CegarLoopResult]: For program point L146(lines 146 171) no Hoare annotation was computed. [2019-12-07 18:20:10,340 INFO L246 CegarLoopResult]: For program point L213-1(lines 213 217) no Hoare annotation was computed. [2019-12-07 18:20:10,340 INFO L242 CegarLoopResult]: At program point L213-2(lines 213 217) the Hoare annotation is: (let ((.cse4 (let ((.cse13 (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~y)))) (or (and .cse13 (not (bvsgt (bvadd (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32)))) (and .cse13 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_26 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26) ULTIMATE.start___ieee754_hypotf_~ha~0)))))) (.cse3 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (.cse8 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))) (.cse7 (= currentRoundingMode roundNearestTiesToEven))) (or (let ((.cse2 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)))) (and (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (let ((.cse0 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)) (.cse1 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)))) (and (bvsgt (bvadd (bvneg .cse0) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32)) (= |ULTIMATE.start___ieee754_hypotf_#res| (fp.add roundNearestTiesToEven .cse1 (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (= .cse1 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))))) (= .cse2 .cse3) .cse4 (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (let ((.cse6 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)) (.cse5 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)))) (and (= ULTIMATE.start_isinf_float_~x (fp.add roundNearestTiesToEven .cse5 (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6)))) (bvsgt (bvadd (bvneg .cse6) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32)) (= .cse5 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))))) .cse7 (= ULTIMATE.start___ieee754_hypotf_~b~0 .cse8) (= .cse2 ULTIMATE.start___ieee754_hypotf_~a~0) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (and (exists ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse9 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse9) (= .cse9 ULTIMATE.start_isinf_float_~x)))) .cse4 (= .cse3 .cse8) (exists ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse10 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse10) (= |ULTIMATE.start___ieee754_hypotf_#res| .cse10)))) (exists ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse11 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse11) (= ULTIMATE.start___ieee754_hypotf_~w~0 .cse11)))) (exists ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse12 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse12) (= ULTIMATE.start___ieee754_hypotf_~b~0 .cse12)))) .cse7 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~ha~0))))) [2019-12-07 18:20:10,340 INFO L246 CegarLoopResult]: For program point L213-3(lines 213 217) no Hoare annotation was computed. [2019-12-07 18:20:10,340 INFO L246 CegarLoopResult]: For program point L148(lines 148 171) no Hoare annotation was computed. [2019-12-07 18:20:10,340 INFO L246 CegarLoopResult]: For program point L149-1(lines 149 153) no Hoare annotation was computed. [2019-12-07 18:20:10,340 INFO L242 CegarLoopResult]: At program point L149-2(lines 149 153) the Hoare annotation is: false [2019-12-07 18:20:10,340 INFO L246 CegarLoopResult]: For program point L149-3(lines 149 153) no Hoare annotation was computed. [2019-12-07 18:20:10,340 INFO L242 CegarLoopResult]: At program point L50-2(lines 50 59) the Hoare annotation is: false [2019-12-07 18:20:10,341 INFO L246 CegarLoopResult]: For program point L50-3(lines 14 79) no Hoare annotation was computed. [2019-12-07 18:20:10,341 INFO L242 CegarLoopResult]: At program point L50-6(lines 50 59) the Hoare annotation is: false [2019-12-07 18:20:10,341 INFO L246 CegarLoopResult]: For program point L50-7(lines 14 79) no Hoare annotation was computed. [2019-12-07 18:20:10,341 INFO L246 CegarLoopResult]: For program point L85-1(lines 85 89) no Hoare annotation was computed. [2019-12-07 18:20:10,341 INFO L246 CegarLoopResult]: For program point L52(lines 52 56) no Hoare annotation was computed. [2019-12-07 18:20:10,341 INFO L242 CegarLoopResult]: At program point L85-2(lines 85 89) the Hoare annotation is: (and (exists ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse0) (= ULTIMATE.start___ieee754_hypotf_~b~0 .cse0)))) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~y) (= currentRoundingMode roundNearestTiesToEven)) [2019-12-07 18:20:10,341 INFO L246 CegarLoopResult]: For program point L85-3(lines 85 89) no Hoare annotation was computed. [2019-12-07 18:20:10,341 INFO L246 CegarLoopResult]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-12-07 18:20:10,341 INFO L246 CegarLoopResult]: For program point L52-2(lines 52 56) no Hoare annotation was computed. [2019-12-07 18:20:10,341 INFO L242 CegarLoopResult]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-12-07 18:20:10,341 INFO L246 CegarLoopResult]: For program point L52-3(lines 52 56) no Hoare annotation was computed. [2019-12-07 18:20:10,341 INFO L246 CegarLoopResult]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2019-12-07 18:20:10,341 INFO L246 CegarLoopResult]: For program point L52-5(lines 52 56) no Hoare annotation was computed. [2019-12-07 18:20:10,341 INFO L246 CegarLoopResult]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-12-07 18:20:10,341 INFO L242 CegarLoopResult]: At program point L19-6(lines 19 23) the Hoare annotation is: false [2019-12-07 18:20:10,341 INFO L246 CegarLoopResult]: For program point L19-7(lines 19 23) no Hoare annotation was computed. [2019-12-07 18:20:10,342 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 18:20:10,342 INFO L246 CegarLoopResult]: For program point L185-1(lines 185 189) no Hoare annotation was computed. [2019-12-07 18:20:10,342 INFO L242 CegarLoopResult]: At program point L185-2(lines 185 189) the Hoare annotation is: false [2019-12-07 18:20:10,342 INFO L246 CegarLoopResult]: For program point L185-3(lines 185 189) no Hoare annotation was computed. [2019-12-07 18:20:10,342 INFO L242 CegarLoopResult]: At program point L219(lines 211 220) the Hoare annotation is: (let ((.cse2 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (.cse1 (let ((.cse16 (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~y)))) (or (and .cse16 (not (bvsgt (bvadd (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32)))) (and .cse16 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_26 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26) ULTIMATE.start___ieee754_hypotf_~ha~0)))))) (.cse8 (= currentRoundingMode roundNearestTiesToEven)) (.cse3 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (or (and (exists ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse0) (= .cse0 ULTIMATE.start_isinf_float_~x)))) (= (_ bv0 32) (bvadd |ULTIMATE.start_isinf_float_#res| (_ bv4294967295 32))) .cse1 (= .cse2 .cse3) (exists ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse4 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse4) (= |ULTIMATE.start___ieee754_hypotf_#res| .cse4)))) (exists ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse5 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse5) (= ULTIMATE.start___ieee754_hypotf_~w~0 .cse5)))) (exists ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse6 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse6) (= (fp ((_ extract 31 31) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 30 23) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 22 0) ULTIMATE.start_isinf_float_~ix~1)) .cse6)))) (exists ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse7 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse7) (= ULTIMATE.start___ieee754_hypotf_~b~0 .cse7)))) .cse8 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~ha~0))) (let ((.cse11 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)))) (and (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (let ((.cse9 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)) (.cse10 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)))) (and (bvsgt (bvadd (bvneg .cse9) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32)) (= |ULTIMATE.start___ieee754_hypotf_#res| (fp.add roundNearestTiesToEven .cse10 (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9)))) (= .cse10 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))))) (= .cse11 .cse2) .cse1 (= |ULTIMATE.start_isinf_float_#res| (_ bv1 32)) (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (let ((.cse13 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)) (.cse12 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)))) (and (= ULTIMATE.start_isinf_float_~x (fp.add roundNearestTiesToEven .cse12 (fp ((_ extract 31 31) .cse13) ((_ extract 30 23) .cse13) ((_ extract 22 0) .cse13)))) (bvsgt (bvadd (bvneg .cse13) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32)) (= .cse12 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))))) .cse8 (= ULTIMATE.start___ieee754_hypotf_~b~0 .cse3) (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (let ((.cse15 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)) (.cse14 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)))) (and (= (fp ((_ extract 31 31) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 30 23) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 22 0) ULTIMATE.start_isinf_float_~ix~1)) (fp.add roundNearestTiesToEven .cse14 (fp ((_ extract 31 31) .cse15) ((_ extract 30 23) .cse15) ((_ extract 22 0) .cse15)))) (bvsgt (bvadd (bvneg .cse15) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32)) (= .cse14 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))))) (= .cse11 ULTIMATE.start___ieee754_hypotf_~a~0) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~hb~0)))))) [2019-12-07 18:20:10,342 INFO L246 CegarLoopResult]: For program point L121(lines 121 144) no Hoare annotation was computed. [2019-12-07 18:20:10,342 INFO L246 CegarLoopResult]: For program point L121-1(lines 81 208) no Hoare annotation was computed. [2019-12-07 18:20:10,342 INFO L246 CegarLoopResult]: For program point L122(lines 122 129) no Hoare annotation was computed. [2019-12-07 18:20:10,342 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 18:20:10,342 INFO L246 CegarLoopResult]: For program point L124(lines 124 125) no Hoare annotation was computed. [2019-12-07 18:20:10,343 INFO L246 CegarLoopResult]: For program point L91-1(lines 91 95) no Hoare annotation was computed. [2019-12-07 18:20:10,343 INFO L246 CegarLoopResult]: For program point L124-2(lines 122 129) no Hoare annotation was computed. [2019-12-07 18:20:10,343 INFO L242 CegarLoopResult]: At program point L91-2(lines 91 95) the Hoare annotation is: (and (exists ((ULTIMATE.start___ieee754_hypotf_~hb~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0)))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) .cse0) (= ULTIMATE.start___ieee754_hypotf_~b~0 .cse0)))) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~y) (= currentRoundingMode roundNearestTiesToEven) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~ha~0))) [2019-12-07 18:20:10,343 INFO L246 CegarLoopResult]: For program point L91-3(lines 91 95) no Hoare annotation was computed. [2019-12-07 18:20:10,343 INFO L246 CegarLoopResult]: For program point L191-1(lines 191 195) no Hoare annotation was computed. [2019-12-07 18:20:10,343 INFO L242 CegarLoopResult]: At program point L191-2(lines 191 195) the Hoare annotation is: false [2019-12-07 18:20:10,343 INFO L246 CegarLoopResult]: For program point L191-3(lines 191 195) no Hoare annotation was computed. [2019-12-07 18:20:10,343 INFO L246 CegarLoopResult]: For program point L26(lines 26 27) no Hoare annotation was computed. [2019-12-07 18:20:10,343 INFO L246 CegarLoopResult]: For program point L26-1(lines 26 27) no Hoare annotation was computed. [2019-12-07 18:20:10,343 INFO L246 CegarLoopResult]: For program point L126-1(lines 126 127) no Hoare annotation was computed. [2019-12-07 18:20:10,343 INFO L246 CegarLoopResult]: For program point L61(lines 61 70) no Hoare annotation was computed. [2019-12-07 18:20:10,343 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 18:20:10,343 INFO L246 CegarLoopResult]: For program point L61-1(lines 61 70) no Hoare annotation was computed. [2019-12-07 18:20:10,343 INFO L246 CegarLoopResult]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2019-12-07 18:20:10,343 INFO L242 CegarLoopResult]: At program point L161-2(lines 161 165) the Hoare annotation is: false [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point L29(lines 29 30) no Hoare annotation was computed. [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point L29-1(lines 29 30) no Hoare annotation was computed. [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point L63(lines 63 69) no Hoare annotation was computed. [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point L63-2(lines 63 69) no Hoare annotation was computed. [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point L97(lines 97 106) no Hoare annotation was computed. [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point L31(lines 31 32) no Hoare annotation was computed. [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point L31-1(lines 31 32) no Hoare annotation was computed. [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point L65(lines 65 68) no Hoare annotation was computed. [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point L65-3(lines 65 68) no Hoare annotation was computed. [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 235) no Hoare annotation was computed. [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point L166(lines 166 170) no Hoare annotation was computed. [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point L166-1(lines 157 171) no Hoare annotation was computed. [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point L200-1(lines 200 204) no Hoare annotation was computed. [2019-12-07 18:20:10,344 INFO L242 CegarLoopResult]: At program point L200-2(lines 200 204) the Hoare annotation is: false [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2019-12-07 18:20:10,344 INFO L246 CegarLoopResult]: For program point L200-3(lines 200 204) no Hoare annotation was computed. [2019-12-07 18:20:10,345 INFO L242 CegarLoopResult]: At program point L134-2(lines 134 138) the Hoare annotation is: false [2019-12-07 18:20:10,345 INFO L246 CegarLoopResult]: For program point L35(lines 35 39) no Hoare annotation was computed. [2019-12-07 18:20:10,349 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportResult(TraceAbstractionStarter.java:693) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:258) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:215) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-07 18:20:10,351 INFO L168 Benchmark]: Toolchain (without parser) took 63769.33 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 261.1 MB). Free memory was 952.4 MB in the beginning and 1.0 GB in the end (delta: -89.7 MB). Peak memory consumption was 171.4 MB. Max. memory is 11.5 GB. [2019-12-07 18:20:10,351 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:20:10,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 250.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -187.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2019-12-07 18:20:10,352 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-12-07 18:20:10,352 INFO L168 Benchmark]: Boogie Preprocessor took 37.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:20:10,352 INFO L168 Benchmark]: RCFGBuilder took 5824.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.6 MB). Peak memory consumption was 52.6 MB. Max. memory is 11.5 GB. [2019-12-07 18:20:10,353 INFO L168 Benchmark]: TraceAbstraction took 57615.19 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 109.6 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.3 MB). Peak memory consumption was 147.9 MB. Max. memory is 11.5 GB. [2019-12-07 18:20:10,355 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 250.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -187.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 5824.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.6 MB). Peak memory consumption was 52.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 57615.19 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 109.6 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.3 MB). Peak memory consumption was 147.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 235]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ExceptionOrErrorResult: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...