./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1270a.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_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/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 fa333650cb1e4cf3e280683e8b2ad72d19029b0d ............................................................................................................................................................................................................................................................................................................. 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_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/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 fa333650cb1e4cf3e280683e8b2ad72d19029b0d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 14:56:58,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:56:58,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:56:58,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:56:58,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:56:58,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:56:58,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:56:58,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:56:58,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:56:58,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:56:58,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:56:58,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:56:58,961 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:56:58,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:56:58,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:56:58,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:56:58,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:56:58,965 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:56:58,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:56:58,968 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:56:58,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:56:58,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:56:58,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:56:58,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:56:58,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:56:58,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:56:58,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:56:58,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:56:58,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:56:58,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:56:58,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:56:58,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:56:58,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:56:58,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:56:58,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:56:58,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:56:58,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:56:58,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:56:58,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:56:58,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:56:58,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:56:58,978 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 14:56:58,987 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:56:58,987 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:56:58,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 14:56:58,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 14:56:58,988 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 14:56:58,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:56:58,989 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:56:58,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:56:58,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:56:58,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:56:58,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:56:58,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:56:58,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:56:58,990 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:56:58,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:56:58,990 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:56:58,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:56:58,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:56:58,990 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:56:58,990 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:56:58,990 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:56:58,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:56:58,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:56:58,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:56:58,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:56:58,991 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 14:56:58,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 14:56:58,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:56:58,991 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:56:58,991 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_8a2b204a-c1c0-42f4-8840-78dabc647ecc/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 -> fa333650cb1e4cf3e280683e8b2ad72d19029b0d [2019-12-07 14:56:59,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:56:59,100 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:56:59,103 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:56:59,105 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:56:59,105 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:56:59,106 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1270a.c [2019-12-07 14:56:59,147 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/data/81cdb578f/69c402a4637a45fca773f50d3dd72bd6/FLAG1f2fc0e23 [2019-12-07 14:56:59,527 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:56:59,528 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/sv-benchmarks/c/float-newlib/float_req_bl_1270a.c [2019-12-07 14:56:59,533 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/data/81cdb578f/69c402a4637a45fca773f50d3dd72bd6/FLAG1f2fc0e23 [2019-12-07 14:56:59,896 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/data/81cdb578f/69c402a4637a45fca773f50d3dd72bd6 [2019-12-07 14:56:59,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:56:59,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:56:59,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:56:59,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:56:59,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:56:59,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:56:59" (1/1) ... [2019-12-07 14:56:59,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13cc694b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:56:59, skipping insertion in model container [2019-12-07 14:56:59,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:56:59" (1/1) ... [2019-12-07 14:56:59,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:56:59,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:57:00,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:57:00,102 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 14:57:00,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:57:00,148 INFO L208 MainTranslator]: Completed translation [2019-12-07 14:57:00,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:00 WrapperNode [2019-12-07 14:57:00,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:57:00,149 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 14:57:00,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 14:57:00,150 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 14:57:00,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:00" (1/1) ... [2019-12-07 14:57:00,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:00" (1/1) ... [2019-12-07 14:57:00,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 14:57:00,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 14:57:00,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 14:57:00,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 14:57:00,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:00" (1/1) ... [2019-12-07 14:57:00,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:00" (1/1) ... [2019-12-07 14:57:00,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:00" (1/1) ... [2019-12-07 14:57:00,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:00" (1/1) ... [2019-12-07 14:57:00,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:00" (1/1) ... [2019-12-07 14:57:00,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:00" (1/1) ... [2019-12-07 14:57:00,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:00" (1/1) ... [2019-12-07 14:57:00,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 14:57:00,223 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 14:57:00,223 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 14:57:00,223 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 14:57:00,224 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/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 14:57:00,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 14:57:00,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-12-07 14:57:00,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 14:57:00,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-12-07 14:57:00,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 14:57:00,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 14:57:00,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 14:57:00,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 14:57:00,635 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 14:57:00,635 INFO L287 CfgBuilder]: Removed 52 assume(true) statements. [2019-12-07 14:57:00,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:57:00 BoogieIcfgContainer [2019-12-07 14:57:00,636 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 14:57:00,637 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 14:57:00,637 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 14:57:00,639 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 14:57:00,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 02:56:59" (1/3) ... [2019-12-07 14:57:00,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76b3f0e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:57:00, skipping insertion in model container [2019-12-07 14:57:00,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:00" (2/3) ... [2019-12-07 14:57:00,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76b3f0e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:57:00, skipping insertion in model container [2019-12-07 14:57:00,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:57:00" (3/3) ... [2019-12-07 14:57:00,641 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270a.c [2019-12-07 14:57:00,647 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 14:57:00,651 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 14:57:00,658 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 14:57:00,674 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 14:57:00,674 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 14:57:00,674 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 14:57:00,674 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 14:57:00,674 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 14:57:00,674 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 14:57:00,674 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 14:57:00,674 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 14:57:00,686 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2019-12-07 14:57:00,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 14:57:00,690 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:57:00,690 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:57:00,690 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:57:00,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:57:00,694 INFO L82 PathProgramCache]: Analyzing trace with hash 311741284, now seen corresponding path program 1 times [2019-12-07 14:57:00,699 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:57:00,700 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821968284] [2019-12-07 14:57:00,700 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:57:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:57:00,775 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 14:57:00,776 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821968284] [2019-12-07 14:57:00,776 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:57:00,776 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 14:57:00,777 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058933909] [2019-12-07 14:57:00,779 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 14:57:00,780 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:57:00,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 14:57:00,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 14:57:00,789 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2019-12-07 14:57:00,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:57:00,808 INFO L93 Difference]: Finished difference Result 212 states and 358 transitions. [2019-12-07 14:57:00,809 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 14:57:00,809 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 14:57:00,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:57:00,817 INFO L225 Difference]: With dead ends: 212 [2019-12-07 14:57:00,817 INFO L226 Difference]: Without dead ends: 104 [2019-12-07 14:57:00,819 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 14:57:00,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-12-07 14:57:00,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2019-12-07 14:57:00,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-12-07 14:57:00,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2019-12-07 14:57:00,847 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 136 transitions. Word has length 16 [2019-12-07 14:57:00,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:57:00,848 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 136 transitions. [2019-12-07 14:57:00,848 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 14:57:00,848 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2019-12-07 14:57:00,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-07 14:57:00,848 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:57:00,849 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 14:57:00,849 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:57:00,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:57:00,849 INFO L82 PathProgramCache]: Analyzing trace with hash 2055151297, now seen corresponding path program 1 times [2019-12-07 14:57:00,849 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:57:00,849 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514477322] [2019-12-07 14:57:00,849 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:57:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:57:00,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:57:00,953 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 14:57:00,953 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 14:57:00,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 02:57:00 BoogieIcfgContainer [2019-12-07 14:57:00,977 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 14:57:00,977 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 14:57:00,977 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 14:57:00,978 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 14:57:00,978 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:57:00" (3/4) ... [2019-12-07 14:57:00,980 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 14:57:00,980 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 14:57:00,982 INFO L168 Benchmark]: Toolchain (without parser) took 1081.42 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 939.3 MB in the beginning and 990.1 MB in the end (delta: -50.8 MB). Peak memory consumption was 44.1 MB. Max. memory is 11.5 GB. [2019-12-07 14:57:00,982 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:57:00,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 247.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -145.2 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2019-12-07 14:57:00,983 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-12-07 14:57:00,983 INFO L168 Benchmark]: Boogie Preprocessor took 35.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 14:57:00,984 INFO L168 Benchmark]: RCFGBuilder took 413.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 55.4 MB). Peak memory consumption was 55.4 MB. Max. memory is 11.5 GB. [2019-12-07 14:57:00,984 INFO L168 Benchmark]: TraceAbstraction took 340.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 990.1 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2019-12-07 14:57:00,985 INFO L168 Benchmark]: Witness Printer took 2.97 ms. Allocated memory is still 1.1 GB. Free memory is still 990.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:57:00,987 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 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 247.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -145.2 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 413.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 55.4 MB). Peak memory consumption was 55.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 340.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 990.1 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Witness Printer took 2.97 ms. Allocated memory is still 1.1 GB. Free memory is still 990.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 234]: 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 = 1.0f / 0.0f; [L230] float y = __VERIFIER_nondet_float(); [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] [L231] 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] [L233] COND TRUE !isinf_float(res) [L234] __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 14:57:02,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:57:02,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:57:02,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:57:02,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:57:02,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:57:02,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:57:02,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:57:02,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:57:02,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:57:02,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:57:02,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:57:02,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:57:02,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:57:02,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:57:02,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:57:02,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:57:02,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:57:02,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:57:02,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:57:02,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:57:02,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:57:02,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:57:02,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:57:02,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:57:02,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:57:02,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:57:02,431 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:57:02,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:57:02,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:57:02,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:57:02,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:57:02,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:57:02,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:57:02,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:57:02,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:57:02,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:57:02,434 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:57:02,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:57:02,435 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:57:02,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:57:02,436 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 14:57:02,446 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:57:02,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:57:02,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 14:57:02,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 14:57:02,447 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 14:57:02,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:57:02,448 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:57:02,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:57:02,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:57:02,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:57:02,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:57:02,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:57:02,448 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 14:57:02,449 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 14:57:02,449 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:57:02,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:57:02,449 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:57:02,449 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:57:02,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:57:02,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:57:02,450 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:57:02,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:57:02,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:57:02,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:57:02,450 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:57:02,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:57:02,450 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 14:57:02,450 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 14:57:02,451 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:57:02,451 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:57:02,451 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:57:02,451 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_8a2b204a-c1c0-42f4-8840-78dabc647ecc/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 -> fa333650cb1e4cf3e280683e8b2ad72d19029b0d [2019-12-07 14:57:02,630 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:57:02,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:57:02,643 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:57:02,644 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:57:02,645 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:57:02,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1270a.c [2019-12-07 14:57:02,692 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/data/654414bdd/1fd5bae9ab3f453eb12c1b0503f5d18b/FLAG410f32304 [2019-12-07 14:57:03,196 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:57:03,197 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/sv-benchmarks/c/float-newlib/float_req_bl_1270a.c [2019-12-07 14:57:03,202 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/data/654414bdd/1fd5bae9ab3f453eb12c1b0503f5d18b/FLAG410f32304 [2019-12-07 14:57:03,680 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/data/654414bdd/1fd5bae9ab3f453eb12c1b0503f5d18b [2019-12-07 14:57:03,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:57:03,683 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:57:03,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:57:03,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:57:03,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:57:03,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:57:03" (1/1) ... [2019-12-07 14:57:03,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@faaa545 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:03, skipping insertion in model container [2019-12-07 14:57:03,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:57:03" (1/1) ... [2019-12-07 14:57:03,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:57:03,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:57:03,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:57:03,856 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 14:57:03,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:57:03,936 INFO L208 MainTranslator]: Completed translation [2019-12-07 14:57:03,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:03 WrapperNode [2019-12-07 14:57:03,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:57:03,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 14:57:03,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 14:57:03,937 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 14:57:03,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:03" (1/1) ... [2019-12-07 14:57:03,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:03" (1/1) ... [2019-12-07 14:57:03,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 14:57:03,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 14:57:03,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 14:57:03,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 14:57:03,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:03" (1/1) ... [2019-12-07 14:57:03,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:03" (1/1) ... [2019-12-07 14:57:03,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:03" (1/1) ... [2019-12-07 14:57:03,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:03" (1/1) ... [2019-12-07 14:57:03,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:03" (1/1) ... [2019-12-07 14:57:04,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:03" (1/1) ... [2019-12-07 14:57:04,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:03" (1/1) ... [2019-12-07 14:57:04,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 14:57:04,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 14:57:04,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 14:57:04,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 14:57:04,013 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/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 14:57:04,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 14:57:04,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-12-07 14:57:04,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 14:57:04,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 14:57:04,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 14:57:04,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-12-07 14:57:04,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 14:57:04,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 14:57:08,831 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 14:57:08,831 INFO L287 CfgBuilder]: Removed 52 assume(true) statements. [2019-12-07 14:57:08,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:57:08 BoogieIcfgContainer [2019-12-07 14:57:08,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 14:57:08,832 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 14:57:08,833 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 14:57:08,834 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 14:57:08,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 02:57:03" (1/3) ... [2019-12-07 14:57:08,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16377178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:57:08, skipping insertion in model container [2019-12-07 14:57:08,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:57:03" (2/3) ... [2019-12-07 14:57:08,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16377178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:57:08, skipping insertion in model container [2019-12-07 14:57:08,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:57:08" (3/3) ... [2019-12-07 14:57:08,836 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270a.c [2019-12-07 14:57:08,843 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 14:57:08,847 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 14:57:08,855 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 14:57:08,869 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 14:57:08,870 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 14:57:08,870 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 14:57:08,870 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 14:57:08,870 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 14:57:08,870 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 14:57:08,870 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 14:57:08,870 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 14:57:08,881 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2019-12-07 14:57:08,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 14:57:08,886 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:57:08,886 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:57:08,887 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:57:08,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:57:08,890 INFO L82 PathProgramCache]: Analyzing trace with hash 311741284, now seen corresponding path program 1 times [2019-12-07 14:57:08,898 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:57:08,898 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [687837432] [2019-12-07 14:57:08,898 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/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 14:57:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:57:09,010 INFO L264 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 14:57:09,013 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:57:09,023 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 14:57:09,024 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:57:09,027 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 14:57:09,028 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [687837432] [2019-12-07 14:57:09,028 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:57:09,029 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 14:57:09,029 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517313018] [2019-12-07 14:57:09,032 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 14:57:09,032 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:57:09,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 14:57:09,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 14:57:09,043 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2019-12-07 14:57:09,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:57:09,063 INFO L93 Difference]: Finished difference Result 212 states and 358 transitions. [2019-12-07 14:57:09,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 14:57:09,064 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 14:57:09,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:57:09,072 INFO L225 Difference]: With dead ends: 212 [2019-12-07 14:57:09,072 INFO L226 Difference]: Without dead ends: 104 [2019-12-07 14:57:09,074 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 14:57:09,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-12-07 14:57:09,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2019-12-07 14:57:09,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-12-07 14:57:09,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2019-12-07 14:57:09,103 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 136 transitions. Word has length 16 [2019-12-07 14:57:09,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:57:09,104 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 136 transitions. [2019-12-07 14:57:09,104 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 14:57:09,104 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2019-12-07 14:57:09,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-07 14:57:09,105 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:57:09,105 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 14:57:09,305 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 14:57:09,306 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:57:09,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:57:09,307 INFO L82 PathProgramCache]: Analyzing trace with hash 2055151297, now seen corresponding path program 1 times [2019-12-07 14:57:09,309 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:57:09,309 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1716591345] [2019-12-07 14:57:09,309 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/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 14:57:09,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:57:09,475 INFO L264 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 23 conjunts are in the unsatisfiable core [2019-12-07 14:57:09,478 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:57:10,124 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:57:10,329 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 14:57:10,329 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:57:11,459 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2019-12-07 14:57:12,596 WARN L192 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2019-12-07 14:57:14,044 WARN L192 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2019-12-07 14:57:25,776 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 14:57:25,776 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1716591345] [2019-12-07 14:57:25,776 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:57:25,776 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 13] imperfect sequences [] total 24 [2019-12-07 14:57:25,776 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328511949] [2019-12-07 14:57:25,777 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2019-12-07 14:57:25,778 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:57:25,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2019-12-07 14:57:25,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=475, Unknown=1, NotChecked=0, Total=552 [2019-12-07 14:57:25,778 INFO L87 Difference]: Start difference. First operand 104 states and 136 transitions. Second operand 24 states. [2019-12-07 14:57:32,358 WARN L192 SmtUtils]: Spent 4.94 s on a formula simplification that was a NOOP. DAG size: 54 [2019-12-07 14:57:35,264 WARN L192 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 47 [2019-12-07 14:57:36,045 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-12-07 14:57:43,532 WARN L192 SmtUtils]: Spent 4.50 s on a formula simplification that was a NOOP. DAG size: 59 [2019-12-07 14:57:44,706 WARN L192 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-12-07 14:57:50,962 WARN L192 SmtUtils]: Spent 5.64 s on a formula simplification that was a NOOP. DAG size: 64 [2019-12-07 14:57:53,043 WARN L192 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 58 [2019-12-07 14:57:59,006 WARN L192 SmtUtils]: Spent 5.16 s on a formula simplification that was a NOOP. DAG size: 70 [2019-12-07 14:58:02,280 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2019-12-07 14:58:08,244 WARN L192 SmtUtils]: Spent 3.12 s on a formula simplification. DAG size of input: 55 DAG size of output: 49 [2019-12-07 14:58:10,818 WARN L192 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 63 [2019-12-07 14:58:19,411 WARN L192 SmtUtils]: Spent 7.22 s on a formula simplification that was a NOOP. DAG size: 90 [2019-12-07 14:58:23,621 WARN L192 SmtUtils]: Spent 3.19 s on a formula simplification that was a NOOP. DAG size: 53 [2019-12-07 14:58:32,363 WARN L192 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-12-07 14:58:33,893 WARN L192 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 66 [2019-12-07 14:58:44,198 WARN L192 SmtUtils]: Spent 8.06 s on a formula simplification that was a NOOP. DAG size: 93 [2019-12-07 14:59:09,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:59:09,492 INFO L93 Difference]: Finished difference Result 279 states and 344 transitions. [2019-12-07 14:59:09,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2019-12-07 14:59:09,500 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 21 [2019-12-07 14:59:09,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:59:09,502 INFO L225 Difference]: With dead ends: 279 [2019-12-07 14:59:09,502 INFO L226 Difference]: Without dead ends: 180 [2019-12-07 14:59:09,504 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 16 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 72.9s TimeCoverageRelationStatistics Valid=466, Invalid=1425, Unknown=1, NotChecked=0, Total=1892 [2019-12-07 14:59:09,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2019-12-07 14:59:09,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 112. [2019-12-07 14:59:09,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2019-12-07 14:59:09,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 143 transitions. [2019-12-07 14:59:09,514 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 143 transitions. Word has length 21 [2019-12-07 14:59:09,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:59:09,514 INFO L462 AbstractCegarLoop]: Abstraction has 112 states and 143 transitions. [2019-12-07 14:59:09,514 INFO L463 AbstractCegarLoop]: Interpolant automaton has 24 states. [2019-12-07 14:59:09,514 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 143 transitions. [2019-12-07 14:59:09,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 14:59:09,515 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:59:09,515 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] [2019-12-07 14:59:09,715 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 14:59:09,716 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:59:09,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:59:09,716 INFO L82 PathProgramCache]: Analyzing trace with hash -927908549, now seen corresponding path program 1 times [2019-12-07 14:59:09,716 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:59:09,717 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1344407721] [2019-12-07 14:59:09,717 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/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 14:59:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:59:09,823 INFO L264 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 10 conjunts are in the unsatisfiable core [2019-12-07 14:59:09,825 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:59:09,888 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 14:59:09,889 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:59:09,962 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 14:59:09,962 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1344407721] [2019-12-07 14:59:09,962 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:59:09,962 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 6] imperfect sequences [] total 9 [2019-12-07 14:59:09,962 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901209769] [2019-12-07 14:59:09,963 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-12-07 14:59:09,963 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:59:09,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-07 14:59:09,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-12-07 14:59:09,963 INFO L87 Difference]: Start difference. First operand 112 states and 143 transitions. Second operand 9 states. [2019-12-07 14:59:10,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:59:10,514 INFO L93 Difference]: Finished difference Result 276 states and 354 transitions. [2019-12-07 14:59:10,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 14:59:10,515 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 24 [2019-12-07 14:59:10,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:59:10,516 INFO L225 Difference]: With dead ends: 276 [2019-12-07 14:59:10,516 INFO L226 Difference]: Without dead ends: 195 [2019-12-07 14:59:10,517 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 38 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2019-12-07 14:59:10,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2019-12-07 14:59:10,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 104. [2019-12-07 14:59:10,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-12-07 14:59:10,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 132 transitions. [2019-12-07 14:59:10,525 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 132 transitions. Word has length 24 [2019-12-07 14:59:10,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:59:10,525 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 132 transitions. [2019-12-07 14:59:10,525 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-12-07 14:59:10,525 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2019-12-07 14:59:10,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 14:59:10,526 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:59:10,526 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 14:59:10,726 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 14:59:10,727 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:59:10,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:59:10,728 INFO L82 PathProgramCache]: Analyzing trace with hash -558668800, now seen corresponding path program 1 times [2019-12-07 14:59:10,728 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:59:10,728 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [530631101] [2019-12-07 14:59:10,729 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/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 14:59:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:59:10,909 INFO L264 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjunts are in the unsatisfiable core [2019-12-07 14:59:10,911 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:59:10,984 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:59:11,015 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 14:59:11,015 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:59:11,205 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 14:59:11,206 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [530631101] [2019-12-07 14:59:11,206 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:59:11,206 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 9] imperfect sequences [] total 17 [2019-12-07 14:59:11,206 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381419947] [2019-12-07 14:59:11,207 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-12-07 14:59:11,207 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:59:11,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-12-07 14:59:11,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2019-12-07 14:59:11,207 INFO L87 Difference]: Start difference. First operand 104 states and 132 transitions. Second operand 17 states. [2019-12-07 14:59:17,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:59:17,116 INFO L93 Difference]: Finished difference Result 128 states and 154 transitions. [2019-12-07 14:59:17,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-12-07 14:59:17,125 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 26 [2019-12-07 14:59:17,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:59:17,126 INFO L225 Difference]: With dead ends: 128 [2019-12-07 14:59:17,126 INFO L226 Difference]: Without dead ends: 110 [2019-12-07 14:59:17,127 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 34 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=229, Invalid=641, Unknown=0, NotChecked=0, Total=870 [2019-12-07 14:59:17,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2019-12-07 14:59:17,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 102. [2019-12-07 14:59:17,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2019-12-07 14:59:17,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 127 transitions. [2019-12-07 14:59:17,133 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 127 transitions. Word has length 26 [2019-12-07 14:59:17,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:59:17,133 INFO L462 AbstractCegarLoop]: Abstraction has 102 states and 127 transitions. [2019-12-07 14:59:17,133 INFO L463 AbstractCegarLoop]: Interpolant automaton has 17 states. [2019-12-07 14:59:17,133 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 127 transitions. [2019-12-07 14:59:17,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 14:59:17,134 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:59:17,134 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 14:59:17,334 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 14:59:17,335 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:59:17,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:59:17,336 INFO L82 PathProgramCache]: Analyzing trace with hash 121389570, now seen corresponding path program 1 times [2019-12-07 14:59:17,336 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:59:17,337 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [698006183] [2019-12-07 14:59:17,337 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/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 14:59:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:59:17,492 INFO L264 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 20 conjunts are in the unsatisfiable core [2019-12-07 14:59:17,495 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:59:17,727 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:59:17,798 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 14:59:17,798 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:59:20,314 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_skolemized_v_prenex_5_5 (_ BitVec 32))) (or (= (_ bv2139095040 32) (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_5)) (not (= (let ((.cse0 (bvand (_ bv2147483647 32) c_ULTIMATE.start___ieee754_hypotf_~ha~0))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (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)))))) is different from false [2019-12-07 14:59:22,330 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_13| (_ BitVec 32)) (v_skolemized_v_prenex_5_5 (_ BitVec 32))) (or (not (= c_ULTIMATE.start___ieee754_hypotf_~x (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_13|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_13|)))) (= (_ bv2139095040 32) (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_5)) (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_q#valueAsBitvector_13|))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))))) is different from false [2019-12-07 14:59:22,340 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 14:59:22,341 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [698006183] [2019-12-07 14:59:22,341 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:59:22,341 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 12] imperfect sequences [] total 21 [2019-12-07 14:59:22,341 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206502303] [2019-12-07 14:59:22,342 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2019-12-07 14:59:22,342 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:59:22,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2019-12-07 14:59:22,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=301, Unknown=2, NotChecked=70, Total=420 [2019-12-07 14:59:22,342 INFO L87 Difference]: Start difference. First operand 102 states and 127 transitions. Second operand 21 states. [2019-12-07 14:59:24,494 WARN L192 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2019-12-07 14:59:26,692 WARN L192 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 38 DAG size of output: 20 [2019-12-07 14:59:29,327 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-12-07 14:59:29,471 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-12-07 14:59:33,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:59:33,891 INFO L93 Difference]: Finished difference Result 110 states and 134 transitions. [2019-12-07 14:59:33,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-12-07 14:59:33,891 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 26 [2019-12-07 14:59:33,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:59:33,892 INFO L225 Difference]: With dead ends: 110 [2019-12-07 14:59:33,892 INFO L226 Difference]: Without dead ends: 92 [2019-12-07 14:59:33,893 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=171, Invalid=537, Unknown=2, NotChecked=102, Total=812 [2019-12-07 14:59:33,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2019-12-07 14:59:33,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2019-12-07 14:59:33,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2019-12-07 14:59:33,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 116 transitions. [2019-12-07 14:59:33,899 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 116 transitions. Word has length 26 [2019-12-07 14:59:33,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:59:33,899 INFO L462 AbstractCegarLoop]: Abstraction has 92 states and 116 transitions. [2019-12-07 14:59:33,899 INFO L463 AbstractCegarLoop]: Interpolant automaton has 21 states. [2019-12-07 14:59:33,899 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 116 transitions. [2019-12-07 14:59:33,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 14:59:33,900 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:59:33,900 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:59:34,100 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 14:59:34,101 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:59:34,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:59:34,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1951072080, now seen corresponding path program 1 times [2019-12-07 14:59:34,103 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:59:34,103 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1353310307] [2019-12-07 14:59:34,104 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/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 14:59:34,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:59:34,566 INFO L264 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 12 conjunts are in the unsatisfiable core [2019-12-07 14:59:34,568 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:59:34,815 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 14:59:34,815 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:59:38,296 WARN L192 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2019-12-07 14:59:56,137 WARN L192 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 21 [2019-12-07 14:59:56,157 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 14:59:56,157 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1353310307] [2019-12-07 14:59:56,158 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:59:56,158 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 8] imperfect sequences [] total 13 [2019-12-07 14:59:56,158 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649943412] [2019-12-07 14:59:56,158 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-12-07 14:59:56,158 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:59:56,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-12-07 14:59:56,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=122, Unknown=1, NotChecked=0, Total=156 [2019-12-07 14:59:56,159 INFO L87 Difference]: Start difference. First operand 92 states and 116 transitions. Second operand 13 states. [2019-12-07 15:00:01,981 WARN L192 SmtUtils]: Spent 3.41 s on a formula simplification that was a NOOP. DAG size: 28 [2019-12-07 15:00:15,572 WARN L192 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 31 [2019-12-07 15:00:40,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:00:40,655 INFO L93 Difference]: Finished difference Result 152 states and 188 transitions. [2019-12-07 15:00:40,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 15:00:40,663 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 34 [2019-12-07 15:00:40,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:00:40,663 INFO L225 Difference]: With dead ends: 152 [2019-12-07 15:00:40,663 INFO L226 Difference]: Without dead ends: 113 [2019-12-07 15:00:40,664 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 54 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 32.8s TimeCoverageRelationStatistics Valid=81, Invalid=224, Unknown=1, NotChecked=0, Total=306 [2019-12-07 15:00:40,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-12-07 15:00:40,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 95. [2019-12-07 15:00:40,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-12-07 15:00:40,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 119 transitions. [2019-12-07 15:00:40,669 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 119 transitions. Word has length 34 [2019-12-07 15:00:40,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:00:40,669 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 119 transitions. [2019-12-07 15:00:40,669 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-12-07 15:00:40,669 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 119 transitions. [2019-12-07 15:00:40,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 15:00:40,670 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 15:00:40,670 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:00:40,871 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 15:00:40,872 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 15:00:40,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:00:40,872 INFO L82 PathProgramCache]: Analyzing trace with hash 13172387, now seen corresponding path program 1 times [2019-12-07 15:00:40,873 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 15:00:40,874 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1331321520] [2019-12-07 15:00:40,874 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8a2b204a-c1c0-42f4-8840-78dabc647ecc/bin/uautomizer/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-12-07 15:00:41,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:00:41,455 INFO L264 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 11 conjunts are in the unsatisfiable core [2019-12-07 15:00:41,457 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:00:41,608 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 15:00:41,608 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 15:00:42,062 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 15:00:42,062 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1331321520] [2019-12-07 15:00:42,063 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:00:42,063 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 7] imperfect sequences [] total 11 [2019-12-07 15:00:42,063 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605157706] [2019-12-07 15:00:42,063 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-12-07 15:00:42,063 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 15:00:42,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-12-07 15:00:42,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2019-12-07 15:00:42,064 INFO L87 Difference]: Start difference. First operand 95 states and 119 transitions. Second operand 11 states. [2019-12-07 15:00:42,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:00:42,306 INFO L93 Difference]: Finished difference Result 95 states and 119 transitions. [2019-12-07 15:00:42,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 15:00:42,308 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 37 [2019-12-07 15:00:42,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 15:00:42,308 INFO L225 Difference]: With dead ends: 95 [2019-12-07 15:00:42,308 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 15:00:42,308 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 62 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2019-12-07 15:00:42,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 15:00:42,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 15:00:42,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 15:00:42,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 15:00:42,309 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2019-12-07 15:00:42,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 15:00:42,309 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:00:42,309 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-12-07 15:00:42,309 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 15:00:42,309 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 15:00:42,510 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 15:00:42,513 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 15:00:59,788 WARN L192 SmtUtils]: Spent 17.15 s on a formula simplification. DAG size of input: 143 DAG size of output: 111 [2019-12-07 15:01:21,737 WARN L192 SmtUtils]: Spent 21.94 s on a formula simplification. DAG size of input: 175 DAG size of output: 156 [2019-12-07 15:01:35,179 WARN L192 SmtUtils]: Spent 13.39 s on a formula simplification. DAG size of input: 159 DAG size of output: 123 [2019-12-07 15:01:35,281 INFO L246 CegarLoopResult]: For program point L35-2(lines 35 39) no Hoare annotation was computed. [2019-12-07 15:01:35,281 INFO L246 CegarLoopResult]: For program point L35-3(lines 35 39) no Hoare annotation was computed. [2019-12-07 15:01:35,281 INFO L246 CegarLoopResult]: For program point L35-5(lines 35 39) no Hoare annotation was computed. [2019-12-07 15:01:35,281 INFO L246 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2019-12-07 15:01:35,281 INFO L246 CegarLoopResult]: For program point L36-2(lines 36 37) no Hoare annotation was computed. [2019-12-07 15:01:35,281 INFO L242 CegarLoopResult]: At program point L36-3(lines 36 37) the Hoare annotation is: false [2019-12-07 15:01:35,281 INFO L246 CegarLoopResult]: For program point L36-4(lines 36 37) no Hoare annotation was computed. [2019-12-07 15:01:35,281 INFO L246 CegarLoopResult]: For program point L36-7(lines 36 37) no Hoare annotation was computed. [2019-12-07 15:01:35,281 INFO L242 CegarLoopResult]: At program point L36-8(lines 36 37) the Hoare annotation is: false [2019-12-07 15:01:35,281 INFO L246 CegarLoopResult]: For program point L36-9(lines 36 37) no Hoare annotation was computed. [2019-12-07 15:01:35,282 INFO L249 CegarLoopResult]: At program point L237(lines 222 238) the Hoare annotation is: true [2019-12-07 15:01:35,282 INFO L246 CegarLoopResult]: For program point L139(lines 139 143) no Hoare annotation was computed. [2019-12-07 15:01:35,282 INFO L246 CegarLoopResult]: For program point L139-1(lines 121 144) no Hoare annotation was computed. [2019-12-07 15:01:35,282 INFO L246 CegarLoopResult]: For program point L73-1(lines 73 77) no Hoare annotation was computed. [2019-12-07 15:01:35,282 INFO L242 CegarLoopResult]: At program point L73-2(lines 73 77) the Hoare annotation is: false [2019-12-07 15:01:35,282 INFO L246 CegarLoopResult]: For program point L73-3(lines 73 77) no Hoare annotation was computed. [2019-12-07 15:01:35,282 INFO L246 CegarLoopResult]: For program point L73-5(lines 73 77) no Hoare annotation was computed. [2019-12-07 15:01:35,282 INFO L242 CegarLoopResult]: At program point L73-6(lines 73 77) the Hoare annotation is: false [2019-12-07 15:01:35,282 INFO L246 CegarLoopResult]: For program point L73-7(lines 73 77) no Hoare annotation was computed. [2019-12-07 15:01:35,282 INFO L246 CegarLoopResult]: For program point L107(lines 107 111) no Hoare annotation was computed. [2019-12-07 15:01:35,282 INFO L246 CegarLoopResult]: For program point L107-1(lines 81 208) no Hoare annotation was computed. [2019-12-07 15:01:35,283 INFO L242 CegarLoopResult]: At program point L207(lines 81 208) the Hoare annotation is: (let ((.cse2 (exists ((currentRoundingMode RoundingMode)) (= (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)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))))) (.cse0 (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x)))) (or (and .cse0 (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.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 (= .cse1 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= .cse1 ULTIMATE.start___ieee754_hypotf_~a~0)))) .cse2 (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse3 (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 (= .cse3 ULTIMATE.start___ieee754_hypotf_~w~0) (= .cse3 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse4 (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 (= .cse4 |ULTIMATE.start___ieee754_hypotf_#res|) (= .cse4 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))))))) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_35 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_35) ULTIMATE.start___ieee754_hypotf_~hb~0)) (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 (= |ULTIMATE.start___ieee754_hypotf_#res| (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)))))) (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 (= ULTIMATE.start___ieee754_hypotf_~w~0 (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)))))) (or (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 (= ULTIMATE.start___ieee754_hypotf_~b~0 (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)))))) (not (= (bvadd ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv2155872256 32)) (_ bv0 32)))) (or (and .cse0 .cse2) (and .cse0 (not (bvslt ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv645922816 32)))))) (let ((.cse5 (not (bvsgt (bvadd (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32))))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x) (or .cse5 (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (not (= (fp.add currentRoundingMode (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)) (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))) (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))) (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32))))) (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= |ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))))) (or (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 (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))) (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))))) .cse5) (= currentRoundingMode roundNearestTiesToEven) (or (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)) (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0))))) .cse5))))) [2019-12-07 15:01:35,283 INFO L246 CegarLoopResult]: For program point L42(lines 42 43) no Hoare annotation was computed. [2019-12-07 15:01:35,283 INFO L246 CegarLoopResult]: For program point L42-2(lines 42 43) no Hoare annotation was computed. [2019-12-07 15:01:35,283 INFO L246 CegarLoopResult]: For program point L42-3(lines 42 43) no Hoare annotation was computed. [2019-12-07 15:01:35,283 INFO L246 CegarLoopResult]: For program point L42-5(lines 42 43) no Hoare annotation was computed. [2019-12-07 15:01:35,283 INFO L246 CegarLoopResult]: For program point L175(lines 175 198) no Hoare annotation was computed. [2019-12-07 15:01:35,283 INFO L246 CegarLoopResult]: For program point L175-2(lines 81 208) no Hoare annotation was computed. [2019-12-07 15:01:35,283 INFO L246 CegarLoopResult]: For program point L176-1(lines 176 180) no Hoare annotation was computed. [2019-12-07 15:01:35,283 INFO L242 CegarLoopResult]: At program point L176-2(lines 176 180) the Hoare annotation is: false [2019-12-07 15:01:35,283 INFO L246 CegarLoopResult]: For program point L176-3(lines 176 180) no Hoare annotation was computed. [2019-12-07 15:01:35,283 INFO L242 CegarLoopResult]: At program point L78(lines 14 79) the Hoare annotation is: false [2019-12-07 15:01:35,283 INFO L242 CegarLoopResult]: At program point L78-1(lines 14 79) the Hoare annotation is: false [2019-12-07 15:01:35,283 INFO L246 CegarLoopResult]: For program point L145(lines 145 172) no Hoare annotation was computed. [2019-12-07 15:01:35,283 INFO L246 CegarLoopResult]: For program point L112(lines 112 116) no Hoare annotation was computed. [2019-12-07 15:01:35,284 INFO L246 CegarLoopResult]: For program point L112-1(lines 81 208) no Hoare annotation was computed. [2019-12-07 15:01:35,284 INFO L246 CegarLoopResult]: For program point L112-2(lines 81 208) no Hoare annotation was computed. [2019-12-07 15:01:35,284 INFO L246 CegarLoopResult]: For program point L146(lines 146 171) no Hoare annotation was computed. [2019-12-07 15:01:35,284 INFO L246 CegarLoopResult]: For program point L213-1(lines 213 217) no Hoare annotation was computed. [2019-12-07 15:01:35,284 INFO L242 CegarLoopResult]: At program point L213-2(lines 213 217) the Hoare annotation is: (let ((.cse3 (exists ((currentRoundingMode RoundingMode)) (= (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)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))))) (.cse1 (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x)))) (or (let ((.cse0 (not (bvsgt (bvadd (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32))))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x) (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)) ULTIMATE.start_isinf_float_~x)) (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)))) (or .cse0 (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (not (= (fp.add currentRoundingMode (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)) (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))) (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))) (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32))))) (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= |ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))))) (or (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 (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))) (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))))) .cse0) (= currentRoundingMode roundNearestTiesToEven) (or (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)) (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0))))) .cse0))) (and .cse1 (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (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 (= .cse2 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= .cse2 ULTIMATE.start___ieee754_hypotf_~a~0)))) .cse3 (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse4 (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 (= .cse4 ULTIMATE.start___ieee754_hypotf_~w~0) (= .cse4 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.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 (= .cse5 |ULTIMATE.start___ieee754_hypotf_#res|) (= .cse5 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse6 (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 (= .cse6 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= .cse6 ULTIMATE.start_isinf_float_~x))))) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_35 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_35) ULTIMATE.start___ieee754_hypotf_~hb~0)) (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 (= |ULTIMATE.start___ieee754_hypotf_#res| (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)))))) (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)) ULTIMATE.start_isinf_float_~x)))) (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 (= ULTIMATE.start___ieee754_hypotf_~w~0 (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)))))) (or (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 (= ULTIMATE.start___ieee754_hypotf_~b~0 (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)))))) (not (= (bvadd ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv2155872256 32)) (_ bv0 32)))) (or (and .cse1 .cse3) (and .cse1 (not (bvslt ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv645922816 32)))))))) [2019-12-07 15:01:35,284 INFO L246 CegarLoopResult]: For program point L213-3(lines 213 217) no Hoare annotation was computed. [2019-12-07 15:01:35,284 INFO L246 CegarLoopResult]: For program point L148(lines 148 171) no Hoare annotation was computed. [2019-12-07 15:01:35,284 INFO L246 CegarLoopResult]: For program point L149-1(lines 149 153) no Hoare annotation was computed. [2019-12-07 15:01:35,284 INFO L242 CegarLoopResult]: At program point L149-2(lines 149 153) the Hoare annotation is: false [2019-12-07 15:01:35,284 INFO L246 CegarLoopResult]: For program point L149-3(lines 149 153) no Hoare annotation was computed. [2019-12-07 15:01:35,285 INFO L242 CegarLoopResult]: At program point L50-2(lines 50 59) the Hoare annotation is: false [2019-12-07 15:01:35,285 INFO L246 CegarLoopResult]: For program point L50-3(lines 14 79) no Hoare annotation was computed. [2019-12-07 15:01:35,285 INFO L242 CegarLoopResult]: At program point L50-6(lines 50 59) the Hoare annotation is: false [2019-12-07 15:01:35,285 INFO L246 CegarLoopResult]: For program point L50-7(lines 14 79) no Hoare annotation was computed. [2019-12-07 15:01:35,285 INFO L246 CegarLoopResult]: For program point L85-1(lines 85 89) no Hoare annotation was computed. [2019-12-07 15:01:35,285 INFO L246 CegarLoopResult]: For program point L52(lines 52 56) no Hoare annotation was computed. [2019-12-07 15:01:35,285 INFO L242 CegarLoopResult]: At program point L85-2(lines 85 89) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x)) (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (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 (= .cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= .cse0 ULTIMATE.start___ieee754_hypotf_~a~0)))) (= currentRoundingMode roundNearestTiesToEven)) [2019-12-07 15:01:35,285 INFO L246 CegarLoopResult]: For program point L85-3(lines 85 89) no Hoare annotation was computed. [2019-12-07 15:01:35,285 INFO L246 CegarLoopResult]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-12-07 15:01:35,285 INFO L246 CegarLoopResult]: For program point L52-2(lines 52 56) no Hoare annotation was computed. [2019-12-07 15:01:35,285 INFO L242 CegarLoopResult]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-12-07 15:01:35,285 INFO L246 CegarLoopResult]: For program point L52-3(lines 52 56) no Hoare annotation was computed. [2019-12-07 15:01:35,285 INFO L246 CegarLoopResult]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2019-12-07 15:01:35,285 INFO L246 CegarLoopResult]: For program point L52-5(lines 52 56) no Hoare annotation was computed. [2019-12-07 15:01:35,285 INFO L246 CegarLoopResult]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-12-07 15:01:35,285 INFO L242 CegarLoopResult]: At program point L19-6(lines 19 23) the Hoare annotation is: false [2019-12-07 15:01:35,286 INFO L246 CegarLoopResult]: For program point L19-7(lines 19 23) no Hoare annotation was computed. [2019-12-07 15:01:35,286 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 15:01:35,286 INFO L246 CegarLoopResult]: For program point L185-1(lines 185 189) no Hoare annotation was computed. [2019-12-07 15:01:35,286 INFO L242 CegarLoopResult]: At program point L185-2(lines 185 189) the Hoare annotation is: false [2019-12-07 15:01:35,286 INFO L246 CegarLoopResult]: For program point L185-3(lines 185 189) no Hoare annotation was computed. [2019-12-07 15:01:35,286 INFO L242 CegarLoopResult]: At program point L219(lines 211 220) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd |ULTIMATE.start_isinf_float_#res| (_ bv4294967295 32)))) (.cse4 (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x))) (.cse5 (exists ((currentRoundingMode RoundingMode)) (= (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)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) (or (let ((.cse1 (not (bvsgt (bvadd (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0) ULTIMATE.start___ieee754_hypotf_~ha~0) (_ bv251658240 32))))) (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x) .cse0 (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)) ULTIMATE.start_isinf_float_~x)) (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)))) (or .cse1 (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (not (= (fp.add currentRoundingMode (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)) (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))) (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))) (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32))))) (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= |ULTIMATE.start___ieee754_hypotf_#res| (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))))) (or (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 (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))) (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)))))) .cse1) (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~hb~0_27 (_ BitVec 32))) (let ((.cse3 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_27)) (.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 (= (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 .cse2 (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)))) (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg .cse3)) (_ bv251658240 32)) (= .cse2 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))))) (= currentRoundingMode roundNearestTiesToEven) (or (forall ((v_skolemized_v_prenex_5_3 (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) v_skolemized_v_prenex_5_3) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) v_skolemized_v_prenex_5_3) ((_ extract 30 23) v_skolemized_v_prenex_5_3) ((_ extract 22 0) v_skolemized_v_prenex_5_3)) (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0))))) .cse1))) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_35 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_35) ULTIMATE.start___ieee754_hypotf_~hb~0)) .cse0 (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 (= |ULTIMATE.start___ieee754_hypotf_#res| (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)))))) (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)) ULTIMATE.start_isinf_float_~x)))) (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 (= ULTIMATE.start___ieee754_hypotf_~w~0 (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)))))) (or (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 (= ULTIMATE.start___ieee754_hypotf_~b~0 (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)))))) (not (= (bvadd ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv2155872256 32)) (_ bv0 32)))) (or (and .cse4 .cse5) (and .cse4 (not (bvslt ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv645922816 32))))) (= (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 (_ bv0 1) (_ bv255 8) (_ bv0 23)))) (and .cse0 .cse4 (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse6 (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 (= .cse6 (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)))))) (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse7 (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 (= .cse7 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= .cse7 ULTIMATE.start___ieee754_hypotf_~a~0)))) .cse5 (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.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 (= .cse8 ULTIMATE.start___ieee754_hypotf_~w~0) (= .cse8 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (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 (= .cse9 |ULTIMATE.start___ieee754_hypotf_#res|) (= .cse9 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.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 (= .cse10 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= .cse10 ULTIMATE.start_isinf_float_~x))))))) [2019-12-07 15:01:35,286 INFO L246 CegarLoopResult]: For program point L121(lines 121 144) no Hoare annotation was computed. [2019-12-07 15:01:35,286 INFO L246 CegarLoopResult]: For program point L121-1(lines 81 208) no Hoare annotation was computed. [2019-12-07 15:01:35,287 INFO L246 CegarLoopResult]: For program point L122(lines 122 129) no Hoare annotation was computed. [2019-12-07 15:01:35,287 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 15:01:35,287 INFO L246 CegarLoopResult]: For program point L124(lines 124 125) no Hoare annotation was computed. [2019-12-07 15:01:35,287 INFO L246 CegarLoopResult]: For program point L91-1(lines 91 95) no Hoare annotation was computed. [2019-12-07 15:01:35,287 INFO L246 CegarLoopResult]: For program point L124-2(lines 122 129) no Hoare annotation was computed. [2019-12-07 15:01:35,287 INFO L242 CegarLoopResult]: At program point L91-2(lines 91 95) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) ULTIMATE.start___ieee754_hypotf_~x)) (exists ((ULTIMATE.start___ieee754_hypotf_~ha~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (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 (= .cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= .cse0 ULTIMATE.start___ieee754_hypotf_~a~0)))) (exists ((currentRoundingMode RoundingMode)) (= (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)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= currentRoundingMode roundNearestTiesToEven)) [2019-12-07 15:01:35,287 INFO L246 CegarLoopResult]: For program point L91-3(lines 91 95) no Hoare annotation was computed. [2019-12-07 15:01:35,287 INFO L246 CegarLoopResult]: For program point L191-1(lines 191 195) no Hoare annotation was computed. [2019-12-07 15:01:35,287 INFO L242 CegarLoopResult]: At program point L191-2(lines 191 195) the Hoare annotation is: false [2019-12-07 15:01:35,287 INFO L246 CegarLoopResult]: For program point L191-3(lines 191 195) no Hoare annotation was computed. [2019-12-07 15:01:35,287 INFO L246 CegarLoopResult]: For program point L26(lines 26 27) no Hoare annotation was computed. [2019-12-07 15:01:35,287 INFO L246 CegarLoopResult]: For program point L26-1(lines 26 27) no Hoare annotation was computed. [2019-12-07 15:01:35,287 INFO L246 CegarLoopResult]: For program point L126-1(lines 126 127) no Hoare annotation was computed. [2019-12-07 15:01:35,287 INFO L246 CegarLoopResult]: For program point L61(lines 61 70) no Hoare annotation was computed. [2019-12-07 15:01:35,287 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 15:01:35,287 INFO L246 CegarLoopResult]: For program point L61-1(lines 61 70) no Hoare annotation was computed. [2019-12-07 15:01:35,287 INFO L246 CegarLoopResult]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2019-12-07 15:01:35,288 INFO L242 CegarLoopResult]: At program point L161-2(lines 161 165) the Hoare annotation is: false [2019-12-07 15:01:35,288 INFO L246 CegarLoopResult]: For program point L29(lines 29 30) no Hoare annotation was computed. [2019-12-07 15:01:35,288 INFO L246 CegarLoopResult]: For program point L29-1(lines 29 30) no Hoare annotation was computed. [2019-12-07 15:01:35,288 INFO L246 CegarLoopResult]: For program point L63(lines 63 69) no Hoare annotation was computed. [2019-12-07 15:01:35,288 INFO L246 CegarLoopResult]: For program point L63-2(lines 63 69) no Hoare annotation was computed. [2019-12-07 15:01:35,288 INFO L246 CegarLoopResult]: For program point L97(lines 97 106) no Hoare annotation was computed. [2019-12-07 15:01:35,288 INFO L246 CegarLoopResult]: For program point L31(lines 31 32) no Hoare annotation was computed. [2019-12-07 15:01:35,288 INFO L246 CegarLoopResult]: For program point L31-1(lines 31 32) no Hoare annotation was computed. [2019-12-07 15:01:35,288 INFO L246 CegarLoopResult]: For program point L65(lines 65 68) no Hoare annotation was computed. [2019-12-07 15:01:35,288 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 15:01:35,288 INFO L246 CegarLoopResult]: For program point L65-3(lines 65 68) no Hoare annotation was computed. [2019-12-07 15:01:35,288 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 234) no Hoare annotation was computed. [2019-12-07 15:01:35,288 INFO L246 CegarLoopResult]: For program point L166(lines 166 170) no Hoare annotation was computed. [2019-12-07 15:01:35,288 INFO L246 CegarLoopResult]: For program point L166-1(lines 157 171) no Hoare annotation was computed. [2019-12-07 15:01:35,288 INFO L246 CegarLoopResult]: For program point L233(lines 233 236) no Hoare annotation was computed. [2019-12-07 15:01:35,288 INFO L246 CegarLoopResult]: For program point L200-1(lines 200 204) no Hoare annotation was computed. [2019-12-07 15:01:35,289 INFO L242 CegarLoopResult]: At program point L200-2(lines 200 204) the Hoare annotation is: false [2019-12-07 15:01:35,289 INFO L246 CegarLoopResult]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2019-12-07 15:01:35,289 INFO L246 CegarLoopResult]: For program point L200-3(lines 200 204) no Hoare annotation was computed. [2019-12-07 15:01:35,289 INFO L242 CegarLoopResult]: At program point L134-2(lines 134 138) the Hoare annotation is: false [2019-12-07 15:01:35,289 INFO L246 CegarLoopResult]: For program point L35(lines 35 39) no Hoare annotation was computed. [2019-12-07 15:01:35,295 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.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 15:01:35,297 INFO L168 Benchmark]: Toolchain (without parser) took 271614.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 952.4 MB in the beginning and 836.5 MB in the end (delta: 115.9 MB). Peak memory consumption was 292.1 MB. Max. memory is 11.5 GB. [2019-12-07 15:01:35,298 INFO L168 Benchmark]: CDTParser took 0.18 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 15:01:35,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 252.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -143.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2019-12-07 15:01:35,299 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-12-07 15:01:35,299 INFO L168 Benchmark]: Boogie Preprocessor took 37.00 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:01:35,300 INFO L168 Benchmark]: RCFGBuilder took 4819.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.6 MB). Peak memory consumption was 50.6 MB. Max. memory is 11.5 GB. [2019-12-07 15:01:35,300 INFO L168 Benchmark]: TraceAbstraction took 266463.91 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 64.0 MB). Free memory was 1.0 GB in the beginning and 836.5 MB in the end (delta: 201.7 MB). Peak memory consumption was 265.7 MB. Max. memory is 11.5 GB. [2019-12-07 15:01:35,302 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 252.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -143.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.00 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 4819.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.6 MB). Peak memory consumption was 50.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 266463.91 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 64.0 MB). Free memory was 1.0 GB in the beginning and 836.5 MB in the end (delta: 201.7 MB). Peak memory consumption was 265.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 234]: 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. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...