./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1a696e1e-39bd-4243-a2c7-381c3dff1ae8/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1a696e1e-39bd-4243-a2c7-381c3dff1ae8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1a696e1e-39bd-4243-a2c7-381c3dff1ae8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1a696e1e-39bd-4243-a2c7-381c3dff1ae8/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1a696e1e-39bd-4243-a2c7-381c3dff1ae8/bin/uautomizer/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1a696e1e-39bd-4243-a2c7-381c3dff1ae8/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 39cb4cd76df2e8797d57bb810d33273c2686a46c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_1a696e1e-39bd-4243-a2c7-381c3dff1ae8/bin/uautomizer/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 08:41:19,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 08:41:19,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 08:41:19,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 08:41:19,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 08:41:19,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 08:41:19,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 08:41:19,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 08:41:19,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 08:41:19,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 08:41:19,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 08:41:19,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 08:41:19,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 08:41:19,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 08:41:19,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 08:41:19,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 08:41:19,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 08:41:19,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 08:41:19,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 08:41:19,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 08:41:19,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 08:41:19,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 08:41:19,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 08:41:19,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 08:41:19,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 08:41:19,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 08:41:19,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 08:41:19,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 08:41:19,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 08:41:19,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 08:41:19,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 08:41:19,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 08:41:19,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 08:41:19,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 08:41:19,247 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 08:41:19,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 08:41:19,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 08:41:19,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 08:41:19,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 08:41:19,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 08:41:19,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 08:41:19,251 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1a696e1e-39bd-4243-a2c7-381c3dff1ae8/bin/uautomizer/config/svcomp-Overflow-32bit-Automizer_Default.epf [2019-11-20 08:41:19,275 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 08:41:19,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 08:41:19,287 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 08:41:19,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 08:41:19,287 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 08:41:19,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 08:41:19,288 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 08:41:19,288 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 08:41:19,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 08:41:19,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 08:41:19,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 08:41:19,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 08:41:19,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 08:41:19,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 08:41:19,289 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-20 08:41:19,289 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 08:41:19,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 08:41:19,290 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 08:41:19,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 08:41:19,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 08:41:19,291 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 08:41:19,292 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 08:41:19,292 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 08:41:19,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 08:41:19,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 08:41:19,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 08:41:19,293 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 08:41:19,293 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 08:41:19,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 08:41:19,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 08:41:19,294 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_1a696e1e-39bd-4243-a2c7-381c3dff1ae8/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 ! overflow) ) 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 -> 39cb4cd76df2e8797d57bb810d33273c2686a46c [2019-11-20 08:41:19,462 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 08:41:19,477 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 08:41:19,480 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 08:41:19,482 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 08:41:19,483 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 08:41:19,484 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1a696e1e-39bd-4243-a2c7-381c3dff1ae8/bin/uautomizer/../../sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c [2019-11-20 08:41:19,543 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1a696e1e-39bd-4243-a2c7-381c3dff1ae8/bin/uautomizer/data/bd13e50bf/ada37a4bd1c84d84a09277288c8c9e5f/FLAG1db7b1825 [2019-11-20 08:41:19,971 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 08:41:19,971 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1a696e1e-39bd-4243-a2c7-381c3dff1ae8/sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c [2019-11-20 08:41:19,980 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1a696e1e-39bd-4243-a2c7-381c3dff1ae8/bin/uautomizer/data/bd13e50bf/ada37a4bd1c84d84a09277288c8c9e5f/FLAG1db7b1825 [2019-11-20 08:41:20,369 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1a696e1e-39bd-4243-a2c7-381c3dff1ae8/bin/uautomizer/data/bd13e50bf/ada37a4bd1c84d84a09277288c8c9e5f [2019-11-20 08:41:20,371 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 08:41:20,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 08:41:20,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 08:41:20,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 08:41:20,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 08:41:20,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:41:20" (1/1) ... [2019-11-20 08:41:20,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a64677a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:41:20, skipping insertion in model container [2019-11-20 08:41:20,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:41:20" (1/1) ... [2019-11-20 08:41:20,386 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 08:41:20,409 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 08:41:20,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 08:41:20,732 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 08:41:20,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 08:41:20,809 INFO L192 MainTranslator]: Completed translation [2019-11-20 08:41:20,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:41:20 WrapperNode [2019-11-20 08:41:20,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 08:41:20,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 08:41:20,811 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 08:41:20,811 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 08:41:20,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:41:20" (1/1) ... [2019-11-20 08:41:20,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:41:20" (1/1) ... [2019-11-20 08:41:20,873 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 08:41:20,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 08:41:20,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 08:41:20,874 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 08:41:20,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:41:20" (1/1) ... [2019-11-20 08:41:20,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:41:20" (1/1) ... [2019-11-20 08:41:20,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:41:20" (1/1) ... [2019-11-20 08:41:20,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:41:20" (1/1) ... [2019-11-20 08:41:20,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:41:20" (1/1) ... [2019-11-20 08:41:20,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:41:20" (1/1) ... [2019-11-20 08:41:20,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:41:20" (1/1) ... [2019-11-20 08:41:20,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 08:41:20,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 08:41:20,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 08:41:20,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 08:41:20,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:41:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1a696e1e-39bd-4243-a2c7-381c3dff1ae8/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 08:41:21,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 08:41:21,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 08:41:21,669 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 08:41:21,669 INFO L285 CfgBuilder]: Removed 30 assume(true) statements. [2019-11-20 08:41:21,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:41:21 BoogieIcfgContainer [2019-11-20 08:41:21,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 08:41:21,672 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 08:41:21,672 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 08:41:21,675 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 08:41:21,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 08:41:20" (1/3) ... [2019-11-20 08:41:21,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ac9ebcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 08:41:21, skipping insertion in model container [2019-11-20 08:41:21,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:41:20" (2/3) ... [2019-11-20 08:41:21,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ac9ebcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 08:41:21, skipping insertion in model container [2019-11-20 08:41:21,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:41:21" (3/3) ... [2019-11-20 08:41:21,678 INFO L109 eAbstractionObserver]: Analyzing ICFG soft_float_4-2.c.cil.c [2019-11-20 08:41:21,687 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 08:41:21,692 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 48 error locations. [2019-11-20 08:41:21,702 INFO L249 AbstractCegarLoop]: Starting to check reachability of 48 error locations. [2019-11-20 08:41:21,726 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 08:41:21,726 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 08:41:21,727 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 08:41:21,727 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 08:41:21,727 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 08:41:21,727 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 08:41:21,727 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 08:41:21,728 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 08:41:21,758 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states. [2019-11-20 08:41:21,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 08:41:21,764 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:41:21,764 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-11-20 08:41:21,766 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-20 08:41:21,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:41:21,772 INFO L82 PathProgramCache]: Analyzing trace with hash 922901410, now seen corresponding path program 1 times [2019-11-20 08:41:21,779 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:41:21,779 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377804746] [2019-11-20 08:41:21,779 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:41:21,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:41:21,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:41:21,890 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377804746] [2019-11-20 08:41:21,891 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:41:21,892 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 08:41:21,893 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820563415] [2019-11-20 08:41:21,896 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 08:41:21,896 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:41:21,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 08:41:21,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 08:41:21,908 INFO L87 Difference]: Start difference. First operand 166 states. Second operand 2 states. [2019-11-20 08:41:21,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:41:21,938 INFO L93 Difference]: Finished difference Result 311 states and 397 transitions. [2019-11-20 08:41:21,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 08:41:21,939 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2019-11-20 08:41:21,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:41:21,949 INFO L225 Difference]: With dead ends: 311 [2019-11-20 08:41:21,949 INFO L226 Difference]: Without dead ends: 146 [2019-11-20 08:41:21,953 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 08:41:21,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-11-20 08:41:21,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2019-11-20 08:41:21,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-11-20 08:41:21,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 170 transitions. [2019-11-20 08:41:21,991 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 170 transitions. Word has length 6 [2019-11-20 08:41:21,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:41:21,991 INFO L462 AbstractCegarLoop]: Abstraction has 146 states and 170 transitions. [2019-11-20 08:41:21,991 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 08:41:21,991 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 170 transitions. [2019-11-20 08:41:21,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 08:41:21,992 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:41:21,992 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-11-20 08:41:21,993 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-20 08:41:21,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:41:21,994 INFO L82 PathProgramCache]: Analyzing trace with hash 921960144, now seen corresponding path program 1 times [2019-11-20 08:41:21,994 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:41:21,994 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036644810] [2019-11-20 08:41:21,994 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:41:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:41:22,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:41:22,057 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036644810] [2019-11-20 08:41:22,057 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:41:22,057 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 08:41:22,058 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448021191] [2019-11-20 08:41:22,059 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 08:41:22,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:41:22,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 08:41:22,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 08:41:22,060 INFO L87 Difference]: Start difference. First operand 146 states and 170 transitions. Second operand 4 states. [2019-11-20 08:41:22,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:41:22,245 INFO L93 Difference]: Finished difference Result 334 states and 382 transitions. [2019-11-20 08:41:22,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 08:41:22,246 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2019-11-20 08:41:22,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:41:22,248 INFO L225 Difference]: With dead ends: 334 [2019-11-20 08:41:22,248 INFO L226 Difference]: Without dead ends: 190 [2019-11-20 08:41:22,250 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 08:41:22,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2019-11-20 08:41:22,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 122. [2019-11-20 08:41:22,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2019-11-20 08:41:22,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 140 transitions. [2019-11-20 08:41:22,271 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 140 transitions. Word has length 6 [2019-11-20 08:41:22,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:41:22,272 INFO L462 AbstractCegarLoop]: Abstraction has 122 states and 140 transitions. [2019-11-20 08:41:22,272 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 08:41:22,272 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 140 transitions. [2019-11-20 08:41:22,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-20 08:41:22,273 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:41:22,273 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 08:41:22,274 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-20 08:41:22,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:41:22,274 INFO L82 PathProgramCache]: Analyzing trace with hash -745301351, now seen corresponding path program 1 times [2019-11-20 08:41:22,275 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:41:22,275 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698393550] [2019-11-20 08:41:22,275 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:41:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:41:22,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:41:22,356 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698393550] [2019-11-20 08:41:22,356 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:41:22,356 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 08:41:22,357 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869385348] [2019-11-20 08:41:22,357 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 08:41:22,357 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:41:22,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 08:41:22,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-20 08:41:22,358 INFO L87 Difference]: Start difference. First operand 122 states and 140 transitions. Second operand 4 states. [2019-11-20 08:41:22,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:41:22,467 INFO L93 Difference]: Finished difference Result 199 states and 226 transitions. [2019-11-20 08:41:22,467 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 08:41:22,468 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2019-11-20 08:41:22,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:41:22,470 INFO L225 Difference]: With dead ends: 199 [2019-11-20 08:41:22,470 INFO L226 Difference]: Without dead ends: 195 [2019-11-20 08:41:22,470 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-20 08:41:22,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2019-11-20 08:41:22,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 123. [2019-11-20 08:41:22,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2019-11-20 08:41:22,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 142 transitions. [2019-11-20 08:41:22,484 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 142 transitions. Word has length 9 [2019-11-20 08:41:22,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:41:22,484 INFO L462 AbstractCegarLoop]: Abstraction has 123 states and 142 transitions. [2019-11-20 08:41:22,484 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 08:41:22,485 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 142 transitions. [2019-11-20 08:41:22,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-20 08:41:22,485 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:41:22,486 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 08:41:22,486 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-20 08:41:22,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:41:22,487 INFO L82 PathProgramCache]: Analyzing trace with hash -1629505264, now seen corresponding path program 1 times [2019-11-20 08:41:22,487 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:41:22,487 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352638207] [2019-11-20 08:41:22,487 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:41:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:41:22,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:41:22,518 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352638207] [2019-11-20 08:41:22,518 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:41:22,518 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 08:41:22,518 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505681553] [2019-11-20 08:41:22,519 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 08:41:22,519 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:41:22,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 08:41:22,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 08:41:22,519 INFO L87 Difference]: Start difference. First operand 123 states and 142 transitions. Second operand 3 states. [2019-11-20 08:41:22,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:41:22,595 INFO L93 Difference]: Finished difference Result 191 states and 216 transitions. [2019-11-20 08:41:22,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 08:41:22,598 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2019-11-20 08:41:22,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:41:22,600 INFO L225 Difference]: With dead ends: 191 [2019-11-20 08:41:22,600 INFO L226 Difference]: Without dead ends: 189 [2019-11-20 08:41:22,601 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 08:41:22,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2019-11-20 08:41:22,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 121. [2019-11-20 08:41:22,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2019-11-20 08:41:22,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 140 transitions. [2019-11-20 08:41:22,620 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 140 transitions. Word has length 10 [2019-11-20 08:41:22,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:41:22,621 INFO L462 AbstractCegarLoop]: Abstraction has 121 states and 140 transitions. [2019-11-20 08:41:22,621 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 08:41:22,621 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 140 transitions. [2019-11-20 08:41:22,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 08:41:22,622 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:41:22,622 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 08:41:22,622 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-20 08:41:22,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:41:22,623 INFO L82 PathProgramCache]: Analyzing trace with hash 1912392577, now seen corresponding path program 1 times [2019-11-20 08:41:22,623 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:41:22,623 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445967566] [2019-11-20 08:41:22,623 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:41:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:41:22,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:41:22,688 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445967566] [2019-11-20 08:41:22,688 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:41:22,689 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 08:41:22,689 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674062254] [2019-11-20 08:41:22,689 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 08:41:22,689 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:41:22,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 08:41:22,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-20 08:41:22,690 INFO L87 Difference]: Start difference. First operand 121 states and 140 transitions. Second operand 4 states. [2019-11-20 08:41:22,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:41:22,787 INFO L93 Difference]: Finished difference Result 198 states and 225 transitions. [2019-11-20 08:41:22,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 08:41:22,790 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-11-20 08:41:22,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:41:22,792 INFO L225 Difference]: With dead ends: 198 [2019-11-20 08:41:22,792 INFO L226 Difference]: Without dead ends: 195 [2019-11-20 08:41:22,792 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-20 08:41:22,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2019-11-20 08:41:22,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 125. [2019-11-20 08:41:22,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2019-11-20 08:41:22,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 145 transitions. [2019-11-20 08:41:22,804 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 145 transitions. Word has length 11 [2019-11-20 08:41:22,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:41:22,805 INFO L462 AbstractCegarLoop]: Abstraction has 125 states and 145 transitions. [2019-11-20 08:41:22,805 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 08:41:22,805 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 145 transitions. [2019-11-20 08:41:22,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 08:41:22,806 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:41:22,806 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 08:41:22,807 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-20 08:41:22,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:41:22,807 INFO L82 PathProgramCache]: Analyzing trace with hash 1164357791, now seen corresponding path program 1 times [2019-11-20 08:41:22,807 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:41:22,808 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323725642] [2019-11-20 08:41:22,808 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:41:22,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:41:22,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:41:22,848 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323725642] [2019-11-20 08:41:22,848 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 08:41:22,848 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 08:41:22,848 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079808667] [2019-11-20 08:41:22,848 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 08:41:22,849 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 08:41:22,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 08:41:22,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-20 08:41:22,849 INFO L87 Difference]: Start difference. First operand 125 states and 145 transitions. Second operand 4 states. [2019-11-20 08:41:22,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 08:41:22,926 INFO L93 Difference]: Finished difference Result 202 states and 231 transitions. [2019-11-20 08:41:22,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 08:41:22,927 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2019-11-20 08:41:22,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 08:41:22,928 INFO L225 Difference]: With dead ends: 202 [2019-11-20 08:41:22,928 INFO L226 Difference]: Without dead ends: 200 [2019-11-20 08:41:22,929 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-20 08:41:22,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2019-11-20 08:41:22,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 128. [2019-11-20 08:41:22,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2019-11-20 08:41:22,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 149 transitions. [2019-11-20 08:41:22,938 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 149 transitions. Word has length 12 [2019-11-20 08:41:22,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 08:41:22,938 INFO L462 AbstractCegarLoop]: Abstraction has 128 states and 149 transitions. [2019-11-20 08:41:22,939 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 08:41:22,939 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 149 transitions. [2019-11-20 08:41:22,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 08:41:22,940 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 08:41:22,940 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 08:41:22,941 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-20 08:41:22,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:41:22,941 INFO L82 PathProgramCache]: Analyzing trace with hash -843278768, now seen corresponding path program 1 times [2019-11-20 08:41:22,941 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:41:22,942 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263007704] [2019-11-20 08:41:22,942 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:41:22,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 08:41:22,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 08:41:23,005 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 08:41:23,005 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 08:41:23,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 08:41:23 BoogieIcfgContainer [2019-11-20 08:41:23,032 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 08:41:23,043 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 08:41:23,043 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 08:41:23,043 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 08:41:23,044 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:41:21" (3/4) ... [2019-11-20 08:41:23,048 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 08:41:23,049 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 08:41:23,052 INFO L168 Benchmark]: Toolchain (without parser) took 2677.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 951.4 MB in the beginning and 960.6 MB in the end (delta: -9.2 MB). Peak memory consumption was 126.1 MB. Max. memory is 11.5 GB. [2019-11-20 08:41:23,052 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 08:41:23,058 INFO L168 Benchmark]: CACSL2BoogieTranslator took 437.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2019-11-20 08:41:23,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 08:41:23,059 INFO L168 Benchmark]: Boogie Preprocessor took 60.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 08:41:23,060 INFO L168 Benchmark]: RCFGBuilder took 736.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 11.5 GB. [2019-11-20 08:41:23,061 INFO L168 Benchmark]: TraceAbstraction took 1370.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 960.6 MB in the end (delta: 119.1 MB). Peak memory consumption was 119.1 MB. Max. memory is 11.5 GB. [2019-11-20 08:41:23,061 INFO L168 Benchmark]: Witness Printer took 6.22 ms. Allocated memory is still 1.2 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 08:41:23,067 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 437.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 736.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1370.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 960.6 MB in the end (delta: 119.1 MB). Peak memory consumption was 119.1 MB. Max. memory is 11.5 GB. * Witness Printer took 6.22 ms. Allocated memory is still 1.2 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 68]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseAnd at line 67. Possible FailurePath: [L217] unsigned int a ; [L218] unsigned int ma = __VERIFIER_nondet_uint(); [L219] signed char ea = __VERIFIER_nondet_char(); [L220] unsigned int b ; [L221] unsigned int mb = __VERIFIER_nondet_uint(); [L222] signed char eb = __VERIFIER_nondet_char(); [L223] unsigned int r_add1 ; [L224] unsigned int r_add2 ; [L225] unsigned int zero ; [L226] int tmp ; [L227] int tmp___0 ; [L228] int __retres14 ; [L16] unsigned int res ; [L17] unsigned int __retres4 ; [L20] COND TRUE ! m [L21] __retres4 = 0U [L71] return (__retres4); [L232] zero = base2flt(0, 0) [L16] unsigned int res ; [L17] unsigned int __retres4 ; [L20] COND FALSE !(! m) [L26] COND FALSE !(m < 1U << 24U) [L48] COND TRUE 1 [L50] COND FALSE !(m >= 1U << 25U) [L67] m = m & ~ (1U << 24U) [L68] EXPR e + 128 [L68] (e + 128) << 24U - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 166 locations, 48 error locations. Result: UNSAFE, OverallTime: 1.3s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1091 SDtfs, 936 SDslu, 604 SDs, 0 SdLazy, 244 SolverSat, 65 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=166occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 350 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 66 NumberOfCodeBlocks, 66 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 48 ConstructedInterpolants, 0 QuantifiedInterpolants, 1348 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...