./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/ldv-commit-tester/m0_false-unreach-call_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/ldv-commit-tester/m0_false-unreach-call_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 64bit --witnessprinter.graph.data.programhash fcf91e481ce70b59eb58f93f783b982347558aee .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-13 07:05:59,257 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 07:05:59,259 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 07:05:59,272 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 07:05:59,273 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 07:05:59,274 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 07:05:59,275 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 07:05:59,278 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 07:05:59,279 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 07:05:59,280 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 07:05:59,281 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 07:05:59,282 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 07:05:59,283 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 07:05:59,284 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 07:05:59,285 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 07:05:59,286 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 07:05:59,287 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 07:05:59,289 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 07:05:59,292 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 07:05:59,294 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 07:05:59,295 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 07:05:59,296 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 07:05:59,299 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 07:05:59,300 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 07:05:59,300 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 07:05:59,301 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 07:05:59,302 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 07:05:59,303 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 07:05:59,305 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 07:05:59,306 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 07:05:59,306 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 07:05:59,307 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 07:05:59,307 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 07:05:59,307 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 07:05:59,308 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 07:05:59,310 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 07:05:59,310 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-01-13 07:05:59,326 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 07:05:59,326 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 07:05:59,327 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 07:05:59,327 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 07:05:59,328 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 07:05:59,329 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 07:05:59,329 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 07:05:59,329 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 07:05:59,329 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-13 07:05:59,329 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 07:05:59,329 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-13 07:05:59,330 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-13 07:05:59,330 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 07:05:59,330 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-13 07:05:59,330 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 07:05:59,330 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 07:05:59,330 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 07:05:59,332 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 07:05:59,332 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 07:05:59,332 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 07:05:59,333 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 07:05:59,333 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-13 07:05:59,333 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-13 07:05:59,334 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 07:05:59,334 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-13 07:05:59,334 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-13 07:05:59,334 INFO L133 SettingsManager]: * To the following directory=dump/ 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcf91e481ce70b59eb58f93f783b982347558aee [2019-01-13 07:05:59,372 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 07:05:59,385 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 07:05:59,389 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 07:05:59,391 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 07:05:59,392 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 07:05:59,393 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-commit-tester/m0_false-unreach-call_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2019-01-13 07:05:59,452 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d16ea556/0941c06dea334f9baaacb894b38b4ff1/FLAG64120eb9b [2019-01-13 07:06:00,238 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 07:06:00,239 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-commit-tester/m0_false-unreach-call_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2019-01-13 07:06:00,275 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d16ea556/0941c06dea334f9baaacb894b38b4ff1/FLAG64120eb9b [2019-01-13 07:06:00,783 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d16ea556/0941c06dea334f9baaacb894b38b4ff1 [2019-01-13 07:06:00,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 07:06:00,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-13 07:06:00,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 07:06:00,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 07:06:00,794 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 07:06:00,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 07:06:00" (1/1) ... [2019-01-13 07:06:00,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a8cb670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 07:06:00, skipping insertion in model container [2019-01-13 07:06:00,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 07:06:00" (1/1) ... [2019-01-13 07:06:00,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 07:06:00,933 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 07:06:02,758 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 07:06:02,795 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 07:06:03,033 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 07:06:03,252 INFO L195 MainTranslator]: Completed translation [2019-01-13 07:06:03,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 07:06:03 WrapperNode [2019-01-13 07:06:03,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 07:06:03,255 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-13 07:06:03,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-13 07:06:03,256 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-13 07:06:03,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 07:06:03" (1/1) ... [2019-01-13 07:06:03,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 07:06:03" (1/1) ... [2019-01-13 07:06:04,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-13 07:06:04,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 07:06:04,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 07:06:04,035 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 07:06:04,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 07:06:03" (1/1) ... [2019-01-13 07:06:04,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 07:06:03" (1/1) ... [2019-01-13 07:06:04,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 07:06:03" (1/1) ... [2019-01-13 07:06:04,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 07:06:03" (1/1) ... [2019-01-13 07:06:04,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 07:06:03" (1/1) ... [2019-01-13 07:06:04,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 07:06:03" (1/1) ... [2019-01-13 07:06:05,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 07:06:03" (1/1) ... [2019-01-13 07:06:05,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 07:06:05,107 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 07:06:05,107 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 07:06:05,107 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 07:06:05,108 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 07:06:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-13 07:06:05,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-13 07:06:05,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-13 07:06:05,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-13 07:06:05,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-13 07:06:05,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-13 07:06:05,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-13 07:06:05,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-13 07:06:05,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 07:06:05,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-13 07:06:05,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 07:06:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-13 07:06:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-13 07:06:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-13 07:06:05,184 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-01-13 07:06:05,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 07:06:05,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 07:07:12,997 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 07:07:12,998 INFO L286 CfgBuilder]: Removed 3131 assue(true) statements. [2019-01-13 07:07:13,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 07:07:13 BoogieIcfgContainer [2019-01-13 07:07:13,001 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 07:07:13,002 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 07:07:13,002 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 07:07:13,006 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 07:07:13,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 07:06:00" (1/3) ... [2019-01-13 07:07:13,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a6766c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 07:07:13, skipping insertion in model container [2019-01-13 07:07:13,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 07:06:03" (2/3) ... [2019-01-13 07:07:13,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a6766c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 07:07:13, skipping insertion in model container [2019-01-13 07:07:13,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 07:07:13" (3/3) ... [2019-01-13 07:07:13,009 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_false-unreach-call_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2019-01-13 07:07:13,019 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 07:07:13,033 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 8 error locations. [2019-01-13 07:07:13,053 INFO L257 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2019-01-13 07:07:13,122 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 07:07:13,123 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 07:07:13,123 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-13 07:07:13,123 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 07:07:13,123 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 07:07:13,124 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 07:07:13,124 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 07:07:13,124 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 07:07:13,124 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 07:07:13,204 INFO L276 IsEmpty]: Start isEmpty. Operand 4587 states. [2019-01-13 07:07:13,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-01-13 07:07:13,222 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 07:07:13,224 INFO L402 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] [2019-01-13 07:07:13,227 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 07:07:13,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 07:07:13,234 INFO L82 PathProgramCache]: Analyzing trace with hash 1945925784, now seen corresponding path program 1 times [2019-01-13 07:07:13,236 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 07:07:13,237 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 07:07:13,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 07:07:13,348 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 07:07:13,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 07:07:13,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 07:07:14,129 WARN L181 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2019-01-13 07:07:14,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 07:07:14,414 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 07:07:14,414 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 07:07:14,418 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 07:07:14,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 07:07:14,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-01-13 07:07:14,436 INFO L87 Difference]: Start difference. First operand 4587 states. Second operand 5 states. [2019-01-13 07:08:14,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 07:08:14,089 INFO L93 Difference]: Finished difference Result 10030 states and 15040 transitions. [2019-01-13 07:08:14,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-13 07:08:14,092 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2019-01-13 07:08:14,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 07:08:14,151 INFO L225 Difference]: With dead ends: 10030 [2019-01-13 07:08:14,151 INFO L226 Difference]: Without dead ends: 5421 [2019-01-13 07:08:14,168 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-01-13 07:08:14,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5421 states. [2019-01-13 07:08:14,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5421 to 4572. [2019-01-13 07:08:14,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4572 states. [2019-01-13 07:08:14,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4572 states to 4572 states and 6881 transitions. [2019-01-13 07:08:14,472 INFO L78 Accepts]: Start accepts. Automaton has 4572 states and 6881 transitions. Word has length 30 [2019-01-13 07:08:14,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 07:08:14,473 INFO L480 AbstractCegarLoop]: Abstraction has 4572 states and 6881 transitions. [2019-01-13 07:08:14,473 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 07:08:14,473 INFO L276 IsEmpty]: Start isEmpty. Operand 4572 states and 6881 transitions. [2019-01-13 07:08:14,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-01-13 07:08:14,478 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 07:08:14,479 INFO L402 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] [2019-01-13 07:08:14,479 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 07:08:14,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 07:08:14,480 INFO L82 PathProgramCache]: Analyzing trace with hash 635939834, now seen corresponding path program 1 times [2019-01-13 07:08:14,481 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 07:08:14,481 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 07:08:14,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 07:08:14,488 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 07:08:14,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 07:08:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 07:08:14,922 WARN L181 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 11 [2019-01-13 07:08:15,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 07:08:15,364 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 07:08:15,364 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-13 07:08:15,369 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-13 07:08:15,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-13 07:08:15,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-01-13 07:08:15,370 INFO L87 Difference]: Start difference. First operand 4572 states and 6881 transitions. Second operand 6 states. [2019-01-13 07:08:22,269 WARN L181 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-01-13 07:10:22,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 07:10:22,364 INFO L93 Difference]: Finished difference Result 15022 states and 22477 transitions. [2019-01-13 07:10:22,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-13 07:10:22,365 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2019-01-13 07:10:22,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 07:10:22,417 INFO L225 Difference]: With dead ends: 15022 [2019-01-13 07:10:22,418 INFO L226 Difference]: Without dead ends: 10457 [2019-01-13 07:10:22,430 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2019-01-13 07:10:22,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10457 states. [2019-01-13 07:10:22,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10457 to 4573. [2019-01-13 07:10:22,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4573 states. [2019-01-13 07:10:22,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4573 states to 4573 states and 6882 transitions. [2019-01-13 07:10:22,648 INFO L78 Accepts]: Start accepts. Automaton has 4573 states and 6882 transitions. Word has length 31 [2019-01-13 07:10:22,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 07:10:22,649 INFO L480 AbstractCegarLoop]: Abstraction has 4573 states and 6882 transitions. [2019-01-13 07:10:22,649 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-13 07:10:22,649 INFO L276 IsEmpty]: Start isEmpty. Operand 4573 states and 6882 transitions. [2019-01-13 07:10:22,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-01-13 07:10:22,653 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 07:10:22,653 INFO L402 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] [2019-01-13 07:10:22,654 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 07:10:22,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 07:10:22,656 INFO L82 PathProgramCache]: Analyzing trace with hash -1207158475, now seen corresponding path program 1 times [2019-01-13 07:10:22,656 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 07:10:22,656 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 07:10:22,664 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 07:10:22,664 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 07:10:22,664 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 07:10:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 07:10:23,067 WARN L181 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 10 [2019-01-13 07:10:23,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 07:10:23,121 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 07:10:23,122 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-13 07:10:23,123 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-13 07:10:23,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-13 07:10:23,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-01-13 07:10:23,124 INFO L87 Difference]: Start difference. First operand 4573 states and 6882 transitions. Second operand 6 states. [2019-01-13 07:12:01,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 07:12:01,302 INFO L93 Difference]: Finished difference Result 10615 states and 15788 transitions. [2019-01-13 07:12:01,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-13 07:12:01,303 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2019-01-13 07:12:01,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 07:12:01,331 INFO L225 Difference]: With dead ends: 10615 [2019-01-13 07:12:01,331 INFO L226 Difference]: Without dead ends: 6049 [2019-01-13 07:12:01,344 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2019-01-13 07:12:01,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6049 states. [2019-01-13 07:12:01,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6049 to 4577. [2019-01-13 07:12:01,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4577 states. [2019-01-13 07:12:01,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4577 states to 4577 states and 6887 transitions. [2019-01-13 07:12:01,479 INFO L78 Accepts]: Start accepts. Automaton has 4577 states and 6887 transitions. Word has length 31 [2019-01-13 07:12:01,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 07:12:01,480 INFO L480 AbstractCegarLoop]: Abstraction has 4577 states and 6887 transitions. [2019-01-13 07:12:01,481 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-13 07:12:01,481 INFO L276 IsEmpty]: Start isEmpty. Operand 4577 states and 6887 transitions. [2019-01-13 07:12:01,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-01-13 07:12:01,484 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 07:12:01,484 INFO L402 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] [2019-01-13 07:12:01,484 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 07:12:01,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 07:12:01,485 INFO L82 PathProgramCache]: Analyzing trace with hash -177898651, now seen corresponding path program 1 times [2019-01-13 07:12:01,486 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 07:12:01,486 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 07:12:01,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 07:12:01,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 07:12:01,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 07:12:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 07:12:01,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 07:12:01,686 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 07:12:01,686 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-13 07:12:01,687 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 07:12:01,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 07:12:01,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 07:12:01,688 INFO L87 Difference]: Start difference. First operand 4577 states and 6887 transitions. Second operand 3 states. [2019-01-13 07:12:02,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 07:12:02,091 INFO L93 Difference]: Finished difference Result 8893 states and 13421 transitions. [2019-01-13 07:12:02,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 07:12:02,092 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2019-01-13 07:12:02,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 07:12:02,148 INFO L225 Difference]: With dead ends: 8893 [2019-01-13 07:12:02,149 INFO L226 Difference]: Without dead ends: 8881 [2019-01-13 07:12:02,153 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 07:12:02,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8881 states. [2019-01-13 07:12:02,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8881 to 4565. [2019-01-13 07:12:02,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4565 states. [2019-01-13 07:12:02,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4565 states to 4565 states and 6875 transitions. [2019-01-13 07:12:02,326 INFO L78 Accepts]: Start accepts. Automaton has 4565 states and 6875 transitions. Word has length 31 [2019-01-13 07:12:02,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 07:12:02,327 INFO L480 AbstractCegarLoop]: Abstraction has 4565 states and 6875 transitions. [2019-01-13 07:12:02,327 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 07:12:02,327 INFO L276 IsEmpty]: Start isEmpty. Operand 4565 states and 6875 transitions. [2019-01-13 07:12:02,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-01-13 07:12:02,331 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 07:12:02,331 INFO L402 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] [2019-01-13 07:12:02,332 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 07:12:02,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 07:12:02,332 INFO L82 PathProgramCache]: Analyzing trace with hash 1674575613, now seen corresponding path program 1 times [2019-01-13 07:12:02,332 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 07:12:02,332 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 07:12:02,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 07:12:02,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 07:12:02,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 07:12:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 07:12:02,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 07:12:02,625 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 07:12:02,625 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-13 07:12:02,625 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-13 07:12:02,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-13 07:12:02,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-01-13 07:12:02,626 INFO L87 Difference]: Start difference. First operand 4565 states and 6875 transitions. Second operand 7 states. [2019-01-13 07:14:57,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 07:14:57,946 INFO L93 Difference]: Finished difference Result 16052 states and 23900 transitions. [2019-01-13 07:14:57,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-01-13 07:14:57,947 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 32 [2019-01-13 07:14:57,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 07:14:57,982 INFO L225 Difference]: With dead ends: 16052 [2019-01-13 07:14:57,982 INFO L226 Difference]: Without dead ends: 11494 [2019-01-13 07:14:57,995 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2019-01-13 07:14:58,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11494 states. [2019-01-13 07:14:58,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11494 to 4569. [2019-01-13 07:14:58,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4569 states. [2019-01-13 07:14:58,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4569 states to 4569 states and 6881 transitions. [2019-01-13 07:14:58,194 INFO L78 Accepts]: Start accepts. Automaton has 4569 states and 6881 transitions. Word has length 32 [2019-01-13 07:14:58,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 07:14:58,195 INFO L480 AbstractCegarLoop]: Abstraction has 4569 states and 6881 transitions. [2019-01-13 07:14:58,195 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-13 07:14:58,195 INFO L276 IsEmpty]: Start isEmpty. Operand 4569 states and 6881 transitions. [2019-01-13 07:14:58,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-13 07:14:58,198 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 07:14:58,198 INFO L402 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] [2019-01-13 07:14:58,198 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 07:14:58,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 07:14:58,199 INFO L82 PathProgramCache]: Analyzing trace with hash 695144458, now seen corresponding path program 1 times [2019-01-13 07:14:58,199 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 07:14:58,199 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 07:14:58,203 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 07:14:58,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 07:14:58,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 07:14:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 07:15:00,173 WARN L181 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 19 [2019-01-13 07:15:00,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 07:15:00,403 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 07:15:00,403 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-01-13 07:15:00,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-13 07:15:00,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-13 07:15:00,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-01-13 07:15:00,405 INFO L87 Difference]: Start difference. First operand 4569 states and 6881 transitions. Second operand 8 states. [2019-01-13 07:17:22,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 07:17:22,901 INFO L93 Difference]: Finished difference Result 16900 states and 25319 transitions. [2019-01-13 07:17:22,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-01-13 07:17:22,904 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 34 [2019-01-13 07:17:22,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 07:17:22,929 INFO L225 Difference]: With dead ends: 16900 [2019-01-13 07:17:22,929 INFO L226 Difference]: Without dead ends: 12338 [2019-01-13 07:17:22,942 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2019-01-13 07:17:22,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12338 states. [2019-01-13 07:17:23,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12338 to 4580. [2019-01-13 07:17:23,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4580 states. [2019-01-13 07:17:23,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4580 states to 4580 states and 6888 transitions. [2019-01-13 07:17:23,117 INFO L78 Accepts]: Start accepts. Automaton has 4580 states and 6888 transitions. Word has length 34 [2019-01-13 07:17:23,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 07:17:23,117 INFO L480 AbstractCegarLoop]: Abstraction has 4580 states and 6888 transitions. [2019-01-13 07:17:23,117 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-13 07:17:23,118 INFO L276 IsEmpty]: Start isEmpty. Operand 4580 states and 6888 transitions. [2019-01-13 07:17:23,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-13 07:17:23,121 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 07:17:23,121 INFO L402 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] [2019-01-13 07:17:23,122 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 07:17:23,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 07:17:23,122 INFO L82 PathProgramCache]: Analyzing trace with hash 1716212812, now seen corresponding path program 1 times [2019-01-13 07:17:23,122 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 07:17:23,123 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 07:17:23,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 07:17:23,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 07:17:23,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 07:17:24,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 07:17:26,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 07:17:26,619 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-13 07:17:26,738 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,746 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,749 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,752 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,754 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,756 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,757 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,759 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,761 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,763 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,764 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,766 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,768 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,769 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.01 07:17:26 BoogieIcfgContainer [2019-01-13 07:17:26,798 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-13 07:17:26,799 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-13 07:17:26,799 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-13 07:17:26,800 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-13 07:17:26,800 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 07:07:13" (3/4) ... [2019-01-13 07:17:26,803 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2019-01-13 07:17:26,893 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,896 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,898 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,912 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,914 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,917 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,918 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,920 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,926 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,931 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,938 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,941 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,943 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:26,952 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-01-13 07:17:27,043 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-13 07:17:27,043 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-13 07:17:27,044 INFO L168 Benchmark]: Toolchain (without parser) took 686256.21 ms. Allocated memory was 1.0 GB in the beginning and 2.8 GB in the end (delta: 1.8 GB). Free memory was 936.4 MB in the beginning and 1.5 GB in the end (delta: -551.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2019-01-13 07:17:27,045 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 07:17:27,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2463.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 936.4 MB in the beginning and 1.0 GB in the end (delta: -84.1 MB). Peak memory consumption was 90.9 MB. Max. memory is 11.5 GB. [2019-01-13 07:17:27,046 INFO L168 Benchmark]: Boogie Procedure Inliner took 779.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 878.3 MB in the end (delta: 142.2 MB). Peak memory consumption was 142.2 MB. Max. memory is 11.5 GB. [2019-01-13 07:17:27,046 INFO L168 Benchmark]: Boogie Preprocessor took 1072.22 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 184.0 MB). Free memory was 878.3 MB in the beginning and 1.2 GB in the end (delta: -306.4 MB). Peak memory consumption was 179.2 MB. Max. memory is 11.5 GB. [2019-01-13 07:17:27,047 INFO L168 Benchmark]: RCFGBuilder took 67894.27 ms. Allocated memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: 890.2 MB). Free memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: -532.6 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2019-01-13 07:17:27,047 INFO L168 Benchmark]: TraceAbstraction took 613796.20 ms. Allocated memory was 2.3 GB in the beginning and 2.8 GB in the end (delta: 581.4 MB). Free memory was 1.7 GB in the beginning and 1.5 GB in the end (delta: 191.5 MB). Peak memory consumption was 772.9 MB. Max. memory is 11.5 GB. [2019-01-13 07:17:27,047 INFO L168 Benchmark]: Witness Printer took 244.71 ms. Allocated memory is still 2.8 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 38.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. [2019-01-13 07:17:27,051 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2463.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 936.4 MB in the beginning and 1.0 GB in the end (delta: -84.1 MB). Peak memory consumption was 90.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 779.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 878.3 MB in the end (delta: 142.2 MB). Peak memory consumption was 142.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 1072.22 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 184.0 MB). Free memory was 878.3 MB in the beginning and 1.2 GB in the end (delta: -306.4 MB). Peak memory consumption was 179.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 67894.27 ms. Allocated memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: 890.2 MB). Free memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: -532.6 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * TraceAbstraction took 613796.20 ms. Allocated memory was 2.3 GB in the beginning and 2.8 GB in the end (delta: 581.4 MB). Free memory was 1.7 GB in the beginning and 1.5 GB in the end (delta: 191.5 MB). Peak memory consumption was 772.9 MB. Max. memory is 11.5 GB. * Witness Printer took 244.71 ms. Allocated memory is still 2.8 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 38.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_i2c_device_table~0!driver_data * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 6162]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L4016] static int debug ; [L4017] static char const *si4713_supply_names[2U] = { "vio", "vdd"}; [L4018-L4028] static long limiter_times[40U] = { 2000L, 250L, 1000L, 500L, 510L, 1000L, 255L, 2000L, 170L, 3000L, 127L, 4020L, 102L, 5010L, 85L, 6020L, 73L, 7010L, 64L, 7990L, 57L, 8970L, 51L, 10030L, 25L, 20470L, 17L, 30110L, 13L, 39380L, 10L, 51190L, 8L, 63690L, 7L, 73140L, 6L, 85330L, 5L, 102390L}; [L4029-L4032] static unsigned long acomp_rtimes[10U] = { 0UL, 100000UL, 1UL, 200000UL, 2UL, 350000UL, 3UL, 525000UL, 4UL, 1000000UL}; [L4033-L4034] static unsigned long preemphasis_values[6U] = { 2UL, 0UL, 1UL, 1UL, 0UL, 2UL}; [L5651-L5653] static struct v4l2_subdev_core_ops const si4713_subdev_core_ops = {0, 0, 0, 0, 0, 0, 0, & si4713_queryctrl, & si4713_g_ctrl, & si4713_s_ctrl, & si4713_g_ext_ctrls, & si4713_s_ext_ctrls, 0, 0, 0, & si4713_ioctl, 0, 0, 0, 0, 0, 0}; [L5821-L5823] static struct v4l2_subdev_tuner_ops const si4713_subdev_tuner_ops = {0, 0, & si4713_s_frequency, & si4713_g_frequency, 0, 0, & si4713_g_modulator, & si4713_s_modulator, 0, 0}; [L5824-L5825] static struct v4l2_subdev_ops const si4713_subdev_ops = {& si4713_subdev_core_ops, & si4713_subdev_tuner_ops, 0, 0, 0, 0, 0, 0}; [L5955] static struct i2c_device_id const si4713_id[2U] = { {{'s', 'i', '4', '7', '1', '3', '\000'}, 0UL}}; [L5956] struct i2c_device_id const __mod_i2c_device_table ; [L5957-L5961] static struct i2c_driver si4713_i2c_driver = {0U, 0, 0, & si4713_probe, & si4713_remove, 0, 0, 0, 0, 0, {"si4713", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct i2c_device_id const *)(& si4713_id), 0, 0, {0, 0}}; [L5983] int LDV_IN_INTERRUPT ; VAL [__mod_i2c_device_table=0, acomp_rtimes={-39:0}, debug=0, LDV_IN_INTERRUPT=0, limiter_times={86:0}, preemphasis_values={1:0}, si4713_i2c_driver={45:0}, si4713_id={42:0}, si4713_subdev_core_ops={-28:0}, si4713_subdev_ops={-6:0}, si4713_subdev_tuner_ops={75:0}, si4713_supply_names={35:0}] [L5986] struct v4l2_subdev *var_group1 ; [L5987] struct v4l2_queryctrl *var_group2 ; [L5988] struct v4l2_ext_controls *var_group3 ; [L5989] struct v4l2_control *var_group4 ; [L5990] unsigned int var_si4713_ioctl_33_p1 ; [L5991] void *var_si4713_ioctl_33_p2 ; [L5992] struct v4l2_frequency *var_group5 ; [L5993] struct v4l2_modulator *var_group6 ; [L5994] struct i2c_client *var_group7 ; [L5995] struct i2c_device_id const *var_si4713_probe_38_p1 ; [L5996] int res_si4713_probe_38 ; [L5997] int res_si4713_remove_39 ; [L5998] int var_si4713_handler_0_p0 ; [L5999] void *var_si4713_handler_0_p1 ; [L6000] int ldv_s_si4713_i2c_driver_i2c_driver ; [L6001] int tmp ; [L6002] int tmp___0 ; [L6003] int tmp___1 ; [L6005] ldv_s_si4713_i2c_driver_i2c_driver = 0 [L6006] LDV_IN_INTERRUPT = 1 VAL [__mod_i2c_device_table=0, acomp_rtimes={-39:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={86:0}, preemphasis_values={1:0}, si4713_i2c_driver={45:0}, si4713_id={42:0}, si4713_subdev_core_ops={-28:0}, si4713_subdev_ops={-6:0}, si4713_subdev_tuner_ops={75:0}, si4713_supply_names={35:0}] [L5964] int tmp ; [L3942] int tmp ; [L6284] return __VERIFIER_nondet_int(); [L3944] tmp = i2c_register_driver(& __this_module, driver) [L3945] return (tmp); VAL [__mod_i2c_device_table=0, __this_module={18446744071562067979:18446744071562067999}, acomp_rtimes={-39:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={86:0}, preemphasis_values={1:0}, si4713_i2c_driver={45:0}, si4713_id={42:0}, si4713_subdev_core_ops={-28:0}, si4713_subdev_ops={-6:0}, si4713_subdev_tuner_ops={75:0}, si4713_supply_names={35:0}] [L5966] tmp = i2c_add_driver(& si4713_i2c_driver) [L5967] return (tmp); VAL [__mod_i2c_device_table=0, __this_module={18446744071562067979:18446744071562067999}, acomp_rtimes={-39:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={86:0}, preemphasis_values={1:0}, si4713_i2c_driver={45:0}, si4713_id={42:0}, si4713_subdev_core_ops={-28:0}, si4713_subdev_ops={-6:0}, si4713_subdev_tuner_ops={75:0}, si4713_supply_names={35:0}] [L6009] tmp = si4713_module_init() [L6010] COND FALSE !(tmp != 0) VAL [__mod_i2c_device_table=0, __this_module={18446744071562067979:18446744071562067999}, acomp_rtimes={-39:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={86:0}, preemphasis_values={1:0}, si4713_i2c_driver={45:0}, si4713_id={42:0}, si4713_subdev_core_ops={-28:0}, si4713_subdev_ops={-6:0}, si4713_subdev_tuner_ops={75:0}, si4713_supply_names={35:0}] [L6095] tmp___1 = __VERIFIER_nondet_int() [L6096] COND TRUE tmp___1 != 0 || ldv_s_si4713_i2c_driver_i2c_driver != 0 VAL [__mod_i2c_device_table=0, __this_module={18446744071562067979:18446744071562067999}, acomp_rtimes={-39:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={86:0}, preemphasis_values={1:0}, si4713_i2c_driver={45:0}, si4713_id={42:0}, si4713_subdev_core_ops={-28:0}, si4713_subdev_ops={-6:0}, si4713_subdev_tuner_ops={75:0}, si4713_supply_names={35:0}] [L6016] tmp___0 = __VERIFIER_nondet_int() [L6018] case 0: [L6022] case 1: [L6026] case 2: VAL [__mod_i2c_device_table=0, __this_module={18446744071562067979:18446744071562067999}, acomp_rtimes={-39:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={86:0}, preemphasis_values={1:0}, si4713_i2c_driver={45:0}, si4713_id={42:0}, si4713_subdev_core_ops={-28:0}, si4713_subdev_ops={-6:0}, si4713_subdev_tuner_ops={75:0}, si4713_supply_names={35:0}] [L5374] struct si4713_device *sdev ; [L5375] struct v4l2_subdev const *__mptr ; [L5376] int i ; [L5377] int err ; [L5379] __mptr = (struct v4l2_subdev const *)sd [L5380] sdev = (struct si4713_device *)__mptr [L5381] EXPR ctrls->ctrl_class VAL [__mod_i2c_device_table=0, __this_module={18446744071562067979:18446744071562067999}, acomp_rtimes={-39:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={86:0}, preemphasis_values={1:0}, si4713_i2c_driver={45:0}, si4713_id={42:0}, si4713_subdev_core_ops={-28:0}, si4713_subdev_ops={-6:0}, si4713_subdev_tuner_ops={75:0}, si4713_supply_names={35:0}] [L5381] COND FALSE !(ctrls->ctrl_class != 10158080U) [L5385] i = 0 VAL [__mod_i2c_device_table=0, __this_module={18446744071562067979:18446744071562067999}, acomp_rtimes={-39:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={86:0}, preemphasis_values={1:0}, si4713_i2c_driver={45:0}, si4713_id={42:0}, si4713_subdev_core_ops={-28:0}, si4713_subdev_ops={-6:0}, si4713_subdev_tuner_ops={75:0}, si4713_supply_names={35:0}] [L5408] EXPR ctrls->count VAL [__mod_i2c_device_table=0, __this_module={18446744071562067979:18446744071562067999}, acomp_rtimes={-39:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={86:0}, preemphasis_values={1:0}, si4713_i2c_driver={45:0}, si4713_id={42:0}, si4713_subdev_core_ops={-28:0}, si4713_subdev_ops={-6:0}, si4713_subdev_tuner_ops={75:0}, si4713_supply_names={35:0}] [L5408] COND TRUE (__u32 )i < ctrls->count [L5388] EXPR ctrls->controls [L5388] (ctrls->controls + (unsigned long )i)->id [L5389] case 10160389U: VAL [__mod_i2c_device_table=0, __this_module={18446744071562067979:18446744071562067999}, acomp_rtimes={-39:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={86:0}, preemphasis_values={1:0}, si4713_i2c_driver={45:0}, si4713_id={42:0}, si4713_subdev_core_ops={-28:0}, si4713_subdev_ops={-6:0}, si4713_subdev_tuner_ops={75:0}, si4713_supply_names={35:0}] [L5390] case 10160390U: [L5391] ctrls->controls [L4796] struct v4l2_queryctrl vqc ; [L4797] int len ; [L4798] s32 rval ; [L4799] char ps_name[97U] ; [L4800] unsigned long tmp ; [L4801] size_t tmp___0 ; [L4802] char radio_text[385U] ; [L4803] unsigned long tmp___1 ; [L4804] size_t tmp___2 ; [L4806] rval = 0 [L4807] EXPR control->id [L4807] vqc.id = control->id [L5460] int rval ; [L5462] rval = 0 [L5463] qc->id [L5464] case 9963785U: [L5467] case 10160386U: [L5470] case 10160387U: [L5473] case 10160385U: [L5476] case 10160389U: [L6346] return __VERIFIER_nondet_int(); [L5477] rval = v4l2_ctrl_query_fill(qc, 0, 96, 8, 0) [L5529] return (rval); VAL [__mod_i2c_device_table=0, __this_module={18446744071562067979:18446744071562067999}, acomp_rtimes={-39:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={86:0}, preemphasis_values={1:0}, si4713_i2c_driver={45:0}, si4713_id={42:0}, si4713_subdev_core_ops={-28:0}, si4713_subdev_ops={-6:0}, si4713_subdev_tuner_ops={75:0}, si4713_supply_names={35:0}] [L4808] rval = si4713_queryctrl(& sdev->sd, & vqc) [L4809] COND FALSE !(rval < 0) [L4813] control->id [L4814] case 10160389U: [L4815] EXPR control->size [L4815] len = (int )(control->size - 1U) [L4816] COND FALSE !(len > 96) [L4821] control->ldv_23581.string [L6151] unsigned long tmp ; [L6205] COND FALSE !(n >= 0L) VAL [__mod_i2c_device_table=0, __this_module={18446744071562067979:18446744071562067999}, acomp_rtimes={-39:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={86:0}, preemphasis_values={1:0}, si4713_i2c_driver={45:0}, si4713_id={42:0}, si4713_subdev_core_ops={-28:0}, si4713_subdev_ops={-6:0}, si4713_subdev_tuner_ops={75:0}, si4713_supply_names={35:0}] [L6162] __VERIFIER_error() VAL [__mod_i2c_device_table=0, __this_module={18446744071562067979:18446744071562067999}, acomp_rtimes={-39:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={86:0}, preemphasis_values={1:0}, si4713_i2c_driver={45:0}, si4713_id={42:0}, si4713_subdev_core_ops={-28:0}, si4713_subdev_ops={-6:0}, si4713_subdev_tuner_ops={75:0}, si4713_supply_names={35:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 4587 locations, 8 error locations. UNSAFE Result, 613.6s OverallTime, 7 OverallIterations, 1 TraceHistogramMax, 603.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 73425 SDtfs, 43668 SDslu, 164442 SDs, 0 SdLazy, 30796 SolverSat, 892 SolverUnsat, 170 SolverUnknown, 0 SolverNotchecked, 580.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4587occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 27204 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 3.6s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 223 NumberOfCodeBlocks, 223 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 183 ConstructedInterpolants, 0 QuantifiedInterpolants, 13962 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...