./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4a7dd02b-239b-4b64-b440-baf8ee76ecc5/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4a7dd02b-239b-4b64-b440-baf8ee76ecc5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4a7dd02b-239b-4b64-b440-baf8ee76ecc5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4a7dd02b-239b-4b64-b440-baf8ee76ecc5/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4a7dd02b-239b-4b64-b440-baf8ee76ecc5/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4a7dd02b-239b-4b64-b440-baf8ee76ecc5/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f2fae0f7f78a8e5c2c593927ccd105acec933ed8 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-cad4683 [2019-11-16 00:41:02,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:41:02,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:41:02,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:41:02,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:41:02,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:41:02,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:41:02,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:41:02,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:41:02,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:41:02,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:41:02,264 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:41:02,265 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:41:02,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:41:02,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:41:02,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:41:02,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:41:02,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:41:02,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:41:02,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:41:02,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:41:02,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:41:02,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:41:02,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:41:02,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:41:02,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:41:02,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:41:02,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:41:02,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:41:02,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:41:02,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:41:02,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:41:02,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:41:02,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:41:02,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:41:02,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:41:02,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:41:02,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:41:02,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:41:02,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:41:02,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:41:02,291 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4a7dd02b-239b-4b64-b440-baf8ee76ecc5/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 00:41:02,305 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:41:02,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:41:02,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:41:02,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:41:02,307 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:41:02,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:41:02,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 00:41:02,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:41:02,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:41:02,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:41:02,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:41:02,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:41:02,309 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:41:02,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:41:02,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:41:02,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:41:02,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:41:02,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:41:02,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:41:02,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:41:02,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:41:02,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:41:02,311 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 00:41:02,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 00:41:02,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:41:02,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 00:41:02,313 INFO L138 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_4a7dd02b-239b-4b64-b440-baf8ee76ecc5/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2fae0f7f78a8e5c2c593927ccd105acec933ed8 [2019-11-16 00:41:02,339 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:41:02,350 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:41:02,353 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:41:02,354 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:41:02,354 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:41:02,355 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4a7dd02b-239b-4b64-b440-baf8ee76ecc5/bin/uautomizer/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2019-11-16 00:41:02,405 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4a7dd02b-239b-4b64-b440-baf8ee76ecc5/bin/uautomizer/data/2d215fe8f/f06596766e2741cea56531164e8d416c/FLAG9522fbb8d [2019-11-16 00:41:03,063 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:41:03,064 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4a7dd02b-239b-4b64-b440-baf8ee76ecc5/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2019-11-16 00:41:03,103 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4a7dd02b-239b-4b64-b440-baf8ee76ecc5/bin/uautomizer/data/2d215fe8f/f06596766e2741cea56531164e8d416c/FLAG9522fbb8d [2019-11-16 00:41:03,148 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4a7dd02b-239b-4b64-b440-baf8ee76ecc5/bin/uautomizer/data/2d215fe8f/f06596766e2741cea56531164e8d416c [2019-11-16 00:41:03,150 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:41:03,151 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:41:03,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:41:03,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:41:03,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:41:03,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:41:03" (1/1) ... [2019-11-16 00:41:03,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1360b3ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:03, skipping insertion in model container [2019-11-16 00:41:03,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:41:03" (1/1) ... [2019-11-16 00:41:03,165 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:41:03,268 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:41:04,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:41:04,603 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:41:04,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:41:05,030 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:41:05,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:05 WrapperNode [2019-11-16 00:41:05,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:41:05,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:41:05,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:41:05,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:41:05,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:05" (1/1) ... [2019-11-16 00:41:05,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:05" (1/1) ... [2019-11-16 00:41:05,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:41:05,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:41:05,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:41:05,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:41:05,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:05" (1/1) ... [2019-11-16 00:41:05,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:05" (1/1) ... [2019-11-16 00:41:05,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:05" (1/1) ... [2019-11-16 00:41:05,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:05" (1/1) ... [2019-11-16 00:41:06,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:05" (1/1) ... [2019-11-16 00:41:06,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:05" (1/1) ... [2019-11-16 00:41:06,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:05" (1/1) ... [2019-11-16 00:41:06,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:41:06,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:41:06,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:41:06,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:41:06,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4a7dd02b-239b-4b64-b440-baf8ee76ecc5/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 [2019-11-16 00:41:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-16 00:41:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-16 00:41:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-16 00:41:06,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-16 00:41:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-16 00:41:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-16 00:41:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-16 00:41:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-16 00:41:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-16 00:41:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-16 00:41:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-16 00:41:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-16 00:41:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-16 00:41:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-11-16 00:41:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:41:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:41:59,459 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:41:59,459 INFO L284 CfgBuilder]: Removed 3131 assume(true) statements. [2019-11-16 00:41:59,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:41:59 BoogieIcfgContainer [2019-11-16 00:41:59,462 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:41:59,463 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:41:59,463 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:41:59,466 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:41:59,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:41:03" (1/3) ... [2019-11-16 00:41:59,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29889013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:41:59, skipping insertion in model container [2019-11-16 00:41:59,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:41:05" (2/3) ... [2019-11-16 00:41:59,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29889013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:41:59, skipping insertion in model container [2019-11-16 00:41:59,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:41:59" (3/3) ... [2019-11-16 00:41:59,469 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2019-11-16 00:41:59,479 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:41:59,490 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 8 error locations. [2019-11-16 00:41:59,502 INFO L249 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2019-11-16 00:41:59,546 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:41:59,546 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:41:59,546 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:41:59,546 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:41:59,547 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:41:59,547 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:41:59,547 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:41:59,547 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:41:59,626 INFO L276 IsEmpty]: Start isEmpty. Operand 4587 states. [2019-11-16 00:41:59,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-16 00:41:59,642 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:41:59,643 INFO L380 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] [2019-11-16 00:41:59,645 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:41:59,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:41:59,651 INFO L82 PathProgramCache]: Analyzing trace with hash 1945925784, now seen corresponding path program 1 times [2019-11-16 00:41:59,660 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:41:59,660 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824565692] [2019-11-16 00:41:59,661 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:41:59,661 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:41:59,661 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:42:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:42:00,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:42:00,277 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824565692] [2019-11-16 00:42:00,278 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:42:00,278 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-16 00:42:00,279 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203084782] [2019-11-16 00:42:00,283 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-16 00:42:00,284 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:42:00,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-16 00:42:00,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-16 00:42:00,300 INFO L87 Difference]: Start difference. First operand 4587 states. Second operand 5 states. [2019-11-16 00:42:56,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:42:56,098 INFO L93 Difference]: Finished difference Result 10030 states and 15040 transitions. [2019-11-16 00:42:56,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-16 00:42:56,099 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2019-11-16 00:42:56,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:42:56,149 INFO L225 Difference]: With dead ends: 10030 [2019-11-16 00:42:56,149 INFO L226 Difference]: Without dead ends: 5421 [2019-11-16 00:42:56,161 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-16 00:42:56,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5421 states. [2019-11-16 00:42:56,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5421 to 4572. [2019-11-16 00:42:56,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4572 states. [2019-11-16 00:42:56,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4572 states to 4572 states and 6881 transitions. [2019-11-16 00:42:56,356 INFO L78 Accepts]: Start accepts. Automaton has 4572 states and 6881 transitions. Word has length 30 [2019-11-16 00:42:56,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:42:56,356 INFO L462 AbstractCegarLoop]: Abstraction has 4572 states and 6881 transitions. [2019-11-16 00:42:56,357 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-16 00:42:56,357 INFO L276 IsEmpty]: Start isEmpty. Operand 4572 states and 6881 transitions. [2019-11-16 00:42:56,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-16 00:42:56,360 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:42:56,360 INFO L380 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] [2019-11-16 00:42:56,361 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:42:56,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:42:56,361 INFO L82 PathProgramCache]: Analyzing trace with hash 635939834, now seen corresponding path program 1 times [2019-11-16 00:42:56,362 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:42:56,362 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56135659] [2019-11-16 00:42:56,362 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:42:56,362 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:42:56,362 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:42:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:42:56,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:42:56,563 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56135659] [2019-11-16 00:42:56,563 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:42:56,563 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-16 00:42:56,563 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522609894] [2019-11-16 00:42:56,564 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-16 00:42:56,565 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:42:56,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-16 00:42:56,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-16 00:42:56,565 INFO L87 Difference]: Start difference. First operand 4572 states and 6881 transitions. Second operand 6 states. [2019-11-16 00:44:29,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:44:29,880 INFO L93 Difference]: Finished difference Result 15022 states and 22477 transitions. [2019-11-16 00:44:29,881 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-16 00:44:29,881 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2019-11-16 00:44:29,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:44:29,926 INFO L225 Difference]: With dead ends: 15022 [2019-11-16 00:44:29,926 INFO L226 Difference]: Without dead ends: 10457 [2019-11-16 00:44:29,934 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2019-11-16 00:44:29,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10457 states. [2019-11-16 00:44:30,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10457 to 4573. [2019-11-16 00:44:30,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4573 states. [2019-11-16 00:44:30,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4573 states to 4573 states and 6882 transitions. [2019-11-16 00:44:30,078 INFO L78 Accepts]: Start accepts. Automaton has 4573 states and 6882 transitions. Word has length 31 [2019-11-16 00:44:30,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:44:30,079 INFO L462 AbstractCegarLoop]: Abstraction has 4573 states and 6882 transitions. [2019-11-16 00:44:30,080 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-16 00:44:30,080 INFO L276 IsEmpty]: Start isEmpty. Operand 4573 states and 6882 transitions. [2019-11-16 00:44:30,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-16 00:44:30,082 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:44:30,083 INFO L380 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] [2019-11-16 00:44:30,083 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:44:30,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:44:30,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1207158475, now seen corresponding path program 1 times [2019-11-16 00:44:30,084 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:44:30,084 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487666209] [2019-11-16 00:44:30,085 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:44:30,088 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:44:30,088 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:44:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:44:30,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:44:30,352 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487666209] [2019-11-16 00:44:30,352 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:44:30,352 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-16 00:44:30,352 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829693592] [2019-11-16 00:44:30,353 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-16 00:44:30,353 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:44:30,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-16 00:44:30,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-16 00:44:30,353 INFO L87 Difference]: Start difference. First operand 4573 states and 6882 transitions. Second operand 6 states. [2019-11-16 00:46:01,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:46:01,298 INFO L93 Difference]: Finished difference Result 10615 states and 15788 transitions. [2019-11-16 00:46:01,298 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-16 00:46:01,299 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2019-11-16 00:46:01,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:46:01,322 INFO L225 Difference]: With dead ends: 10615 [2019-11-16 00:46:01,322 INFO L226 Difference]: Without dead ends: 6049 [2019-11-16 00:46:01,328 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2019-11-16 00:46:01,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6049 states. [2019-11-16 00:46:01,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6049 to 4577. [2019-11-16 00:46:01,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4577 states. [2019-11-16 00:46:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4577 states to 4577 states and 6887 transitions. [2019-11-16 00:46:01,430 INFO L78 Accepts]: Start accepts. Automaton has 4577 states and 6887 transitions. Word has length 31 [2019-11-16 00:46:01,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:46:01,430 INFO L462 AbstractCegarLoop]: Abstraction has 4577 states and 6887 transitions. [2019-11-16 00:46:01,431 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-16 00:46:01,431 INFO L276 IsEmpty]: Start isEmpty. Operand 4577 states and 6887 transitions. [2019-11-16 00:46:01,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-16 00:46:01,433 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:46:01,433 INFO L380 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] [2019-11-16 00:46:01,433 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:46:01,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:46:01,434 INFO L82 PathProgramCache]: Analyzing trace with hash -177898651, now seen corresponding path program 1 times [2019-11-16 00:46:01,434 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:46:01,434 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637111464] [2019-11-16 00:46:01,434 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:46:01,435 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:46:01,435 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:46:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:46:01,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:46:01,543 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637111464] [2019-11-16 00:46:01,544 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:46:01,544 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-16 00:46:01,544 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626910895] [2019-11-16 00:46:01,544 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-16 00:46:01,544 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:46:01,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-16 00:46:01,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:46:01,545 INFO L87 Difference]: Start difference. First operand 4577 states and 6887 transitions. Second operand 3 states. [2019-11-16 00:46:01,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:46:01,702 INFO L93 Difference]: Finished difference Result 8893 states and 13421 transitions. [2019-11-16 00:46:01,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-16 00:46:01,703 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2019-11-16 00:46:01,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:46:01,734 INFO L225 Difference]: With dead ends: 8893 [2019-11-16 00:46:01,734 INFO L226 Difference]: Without dead ends: 8881 [2019-11-16 00:46:01,739 INFO L600 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 [2019-11-16 00:46:01,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8881 states. [2019-11-16 00:46:01,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8881 to 4565. [2019-11-16 00:46:01,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4565 states. [2019-11-16 00:46:01,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4565 states to 4565 states and 6875 transitions. [2019-11-16 00:46:01,853 INFO L78 Accepts]: Start accepts. Automaton has 4565 states and 6875 transitions. Word has length 31 [2019-11-16 00:46:01,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:46:01,853 INFO L462 AbstractCegarLoop]: Abstraction has 4565 states and 6875 transitions. [2019-11-16 00:46:01,853 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-16 00:46:01,853 INFO L276 IsEmpty]: Start isEmpty. Operand 4565 states and 6875 transitions. [2019-11-16 00:46:01,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-16 00:46:01,856 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:46:01,856 INFO L380 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] [2019-11-16 00:46:01,856 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:46:01,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:46:01,857 INFO L82 PathProgramCache]: Analyzing trace with hash 1674575613, now seen corresponding path program 1 times [2019-11-16 00:46:01,857 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:46:01,857 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826027843] [2019-11-16 00:46:01,857 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:46:01,857 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:46:01,858 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:46:01,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:46:02,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:46:02,052 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826027843] [2019-11-16 00:46:02,052 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:46:02,052 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-16 00:46:02,053 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246537444] [2019-11-16 00:46:02,053 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-16 00:46:02,053 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:46:02,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-16 00:46:02,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-16 00:46:02,054 INFO L87 Difference]: Start difference. First operand 4565 states and 6875 transitions. Second operand 7 states. [2019-11-16 00:49:04,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:49:04,064 INFO L93 Difference]: Finished difference Result 16052 states and 23900 transitions. [2019-11-16 00:49:04,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-11-16 00:49:04,065 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 32 [2019-11-16 00:49:04,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:49:04,088 INFO L225 Difference]: With dead ends: 16052 [2019-11-16 00:49:04,088 INFO L226 Difference]: Without dead ends: 11494 [2019-11-16 00:49:04,096 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2019-11-16 00:49:04,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11494 states. [2019-11-16 00:49:04,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11494 to 4569. [2019-11-16 00:49:04,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4569 states. [2019-11-16 00:49:04,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4569 states to 4569 states and 6881 transitions. [2019-11-16 00:49:04,237 INFO L78 Accepts]: Start accepts. Automaton has 4569 states and 6881 transitions. Word has length 32 [2019-11-16 00:49:04,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:49:04,237 INFO L462 AbstractCegarLoop]: Abstraction has 4569 states and 6881 transitions. [2019-11-16 00:49:04,238 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-16 00:49:04,238 INFO L276 IsEmpty]: Start isEmpty. Operand 4569 states and 6881 transitions. [2019-11-16 00:49:04,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-16 00:49:04,240 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:49:04,240 INFO L380 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] [2019-11-16 00:49:04,241 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:49:04,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:49:04,241 INFO L82 PathProgramCache]: Analyzing trace with hash 695144458, now seen corresponding path program 1 times [2019-11-16 00:49:04,242 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:49:04,242 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645396817] [2019-11-16 00:49:04,242 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:49:04,242 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:49:04,243 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:49:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:49:05,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:49:05,670 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645396817] [2019-11-16 00:49:05,670 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:49:05,670 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-16 00:49:05,670 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176652738] [2019-11-16 00:49:05,671 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-16 00:49:05,671 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:49:05,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-16 00:49:05,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-11-16 00:49:05,672 INFO L87 Difference]: Start difference. First operand 4569 states and 6881 transitions. Second operand 8 states. [2019-11-16 00:51:53,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:51:53,225 INFO L93 Difference]: Finished difference Result 16900 states and 25319 transitions. [2019-11-16 00:51:53,225 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-11-16 00:51:53,225 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 34 [2019-11-16 00:51:53,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:51:53,248 INFO L225 Difference]: With dead ends: 16900 [2019-11-16 00:51:53,249 INFO L226 Difference]: Without dead ends: 12338 [2019-11-16 00:51:53,256 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2019-11-16 00:51:53,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12338 states. [2019-11-16 00:51:53,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12338 to 4580. [2019-11-16 00:51:53,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4580 states. [2019-11-16 00:51:53,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4580 states to 4580 states and 6888 transitions. [2019-11-16 00:51:53,370 INFO L78 Accepts]: Start accepts. Automaton has 4580 states and 6888 transitions. Word has length 34 [2019-11-16 00:51:53,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:51:53,371 INFO L462 AbstractCegarLoop]: Abstraction has 4580 states and 6888 transitions. [2019-11-16 00:51:53,371 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-16 00:51:53,371 INFO L276 IsEmpty]: Start isEmpty. Operand 4580 states and 6888 transitions. [2019-11-16 00:51:53,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-16 00:51:53,373 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:51:53,373 INFO L380 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] [2019-11-16 00:51:53,374 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:51:53,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:51:53,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1716212812, now seen corresponding path program 1 times [2019-11-16 00:51:53,374 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:51:53,374 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333211905] [2019-11-16 00:51:53,375 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:51:53,375 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:51:53,375 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:51:58,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:52:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:52:04,456 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-16 00:52:04,457 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-11-16 00:52:04,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,557 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,560 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,561 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,563 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,565 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,567 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,568 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,570 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,572 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,574 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,580 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,581 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,584 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:52:04 BoogieIcfgContainer [2019-11-16 00:52:04,606 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-16 00:52:04,607 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-16 00:52:04,607 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-16 00:52:04,607 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-16 00:52:04,608 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:41:59" (3/4) ... [2019-11-16 00:52:04,623 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-16 00:52:04,678 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,679 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,681 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,682 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,684 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,685 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,687 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,688 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,690 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,691 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,692 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,694 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,695 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,697 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-16 00:52:04,750 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4a7dd02b-239b-4b64-b440-baf8ee76ecc5/bin/uautomizer/witness.graphml [2019-11-16 00:52:04,751 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-16 00:52:04,752 INFO L168 Benchmark]: Toolchain (without parser) took 661600.92 ms. Allocated memory was 1.0 GB in the beginning and 3.1 GB in the end (delta: 2.1 GB). Free memory was 940.9 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 628.9 MB. Max. memory is 11.5 GB. [2019-11-16 00:52:04,753 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:52:04,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1878.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 940.9 MB in the beginning and 1.0 GB in the end (delta: -65.6 MB). Peak memory consumption was 97.8 MB. Max. memory is 11.5 GB. [2019-11-16 00:52:04,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 745.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -45.8 MB). Peak memory consumption was 189.4 MB. Max. memory is 11.5 GB. [2019-11-16 00:52:04,754 INFO L168 Benchmark]: Boogie Preprocessor took 699.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 930.0 MB in the end (delta: 122.3 MB). Peak memory consumption was 122.3 MB. Max. memory is 11.5 GB. [2019-11-16 00:52:04,754 INFO L168 Benchmark]: RCFGBuilder took 52985.35 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 930.0 MB in the beginning and 982.3 MB in the end (delta: -52.3 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2019-11-16 00:52:04,755 INFO L168 Benchmark]: TraceAbstraction took 605143.46 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 862.5 MB). Free memory was 982.3 MB in the beginning and 2.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2019-11-16 00:52:04,755 INFO L168 Benchmark]: Witness Printer took 144.07 ms. Allocated memory is still 3.1 GB. Free memory was 2.5 GB in the beginning and 2.4 GB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. [2019-11-16 00:52:04,757 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1878.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 940.9 MB in the beginning and 1.0 GB in the end (delta: -65.6 MB). Peak memory consumption was 97.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 745.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -45.8 MB). Peak memory consumption was 189.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 699.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 930.0 MB in the end (delta: 122.3 MB). Peak memory consumption was 122.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 52985.35 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 930.0 MB in the beginning and 982.3 MB in the end (delta: -52.3 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. * TraceAbstraction took 605143.46 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 862.5 MB). Free memory was 982.3 MB in the beginning and 2.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. * Witness Printer took 144.07 ms. Allocated memory is still 3.1 GB. Free memory was 2.5 GB in the beginning and 2.4 GB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 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: 6163]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L4017] static int debug ; [L4018] static char const *si4713_supply_names[2U] = { "vio", "vdd"}; [L4019-L4029] 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}; [L4030-L4033] static unsigned long acomp_rtimes[10U] = { 0UL, 100000UL, 1UL, 200000UL, 2UL, 350000UL, 3UL, 525000UL, 4UL, 1000000UL}; [L4034-L4035] static unsigned long preemphasis_values[6U] = { 2UL, 0UL, 1UL, 1UL, 0UL, 2UL}; [L5652-L5654] 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}; [L5822-L5824] 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}; [L5825-L5826] static struct v4l2_subdev_ops const si4713_subdev_ops = {& si4713_subdev_core_ops, & si4713_subdev_tuner_ops, 0, 0, 0, 0, 0, 0}; [L5956] static struct i2c_device_id const si4713_id[2U] = { {{'s', 'i', '4', '7', '1', '3', '\000'}, 0UL}}; [L5957] struct i2c_device_id const __mod_i2c_device_table ; [L5958-L5962] 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}}; [L5984] int LDV_IN_INTERRUPT ; VAL [__mod_i2c_device_table=0, acomp_rtimes={8:0}, debug=0, LDV_IN_INTERRUPT=0, limiter_times={-16:0}, preemphasis_values={1:0}, si4713_i2c_driver={21:0}, si4713_id={243:0}, si4713_subdev_core_ops={42:0}, si4713_subdev_ops={-25:0}, si4713_subdev_tuner_ops={-66:0}, si4713_supply_names={-30:0}] [L5987] struct v4l2_subdev *var_group1 ; [L5988] struct v4l2_queryctrl *var_group2 ; [L5989] struct v4l2_ext_controls *var_group3 ; [L5990] struct v4l2_control *var_group4 ; [L5991] unsigned int var_si4713_ioctl_33_p1 ; [L5992] void *var_si4713_ioctl_33_p2 ; [L5993] struct v4l2_frequency *var_group5 ; [L5994] struct v4l2_modulator *var_group6 ; [L5995] struct i2c_client *var_group7 ; [L5996] struct i2c_device_id const *var_si4713_probe_38_p1 ; [L5997] int res_si4713_probe_38 ; [L5998] int res_si4713_remove_39 ; [L5999] int var_si4713_handler_0_p0 ; [L6000] void *var_si4713_handler_0_p1 ; [L6001] int ldv_s_si4713_i2c_driver_i2c_driver ; [L6002] int tmp ; [L6003] int tmp___0 ; [L6004] int tmp___1 ; [L6006] ldv_s_si4713_i2c_driver_i2c_driver = 0 [L6007] LDV_IN_INTERRUPT = 1 VAL [__mod_i2c_device_table=0, acomp_rtimes={8:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={-16:0}, preemphasis_values={1:0}, si4713_i2c_driver={21:0}, si4713_id={243:0}, si4713_subdev_core_ops={42:0}, si4713_subdev_ops={-25:0}, si4713_subdev_tuner_ops={-66:0}, si4713_supply_names={-30:0}] [L5965] int tmp ; [L3942] int tmp ; [L6285] return __VERIFIER_nondet_int(); [L3944] tmp = i2c_register_driver(& __this_module, driver) [L3945] return (tmp); VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967319}, acomp_rtimes={8:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={-16:0}, preemphasis_values={1:0}, si4713_i2c_driver={21:0}, si4713_id={243:0}, si4713_subdev_core_ops={42:0}, si4713_subdev_ops={-25:0}, si4713_subdev_tuner_ops={-66:0}, si4713_supply_names={-30:0}] [L5967] tmp = i2c_add_driver(& si4713_i2c_driver) [L5968] return (tmp); VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967319}, acomp_rtimes={8:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={-16:0}, preemphasis_values={1:0}, si4713_i2c_driver={21:0}, si4713_id={243:0}, si4713_subdev_core_ops={42:0}, si4713_subdev_ops={-25:0}, si4713_subdev_tuner_ops={-66:0}, si4713_supply_names={-30:0}] [L6010] tmp = si4713_module_init() [L6011] COND FALSE !(tmp != 0) VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967319}, acomp_rtimes={8:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={-16:0}, preemphasis_values={1:0}, si4713_i2c_driver={21:0}, si4713_id={243:0}, si4713_subdev_core_ops={42:0}, si4713_subdev_ops={-25:0}, si4713_subdev_tuner_ops={-66:0}, si4713_supply_names={-30:0}] [L6096] tmp___1 = __VERIFIER_nondet_int() [L6097] COND TRUE tmp___1 != 0 || ldv_s_si4713_i2c_driver_i2c_driver != 0 VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967319}, acomp_rtimes={8:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={-16:0}, preemphasis_values={1:0}, si4713_i2c_driver={21:0}, si4713_id={243:0}, si4713_subdev_core_ops={42:0}, si4713_subdev_ops={-25:0}, si4713_subdev_tuner_ops={-66:0}, si4713_supply_names={-30:0}] [L6017] tmp___0 = __VERIFIER_nondet_int() [L6019] case 0: [L6023] case 1: [L6027] case 2: VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967319}, acomp_rtimes={8:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={-16:0}, preemphasis_values={1:0}, si4713_i2c_driver={21:0}, si4713_id={243:0}, si4713_subdev_core_ops={42:0}, si4713_subdev_ops={-25:0}, si4713_subdev_tuner_ops={-66:0}, si4713_supply_names={-30:0}] [L5375] struct si4713_device *sdev ; [L5376] struct v4l2_subdev const *__mptr ; [L5377] int i ; [L5378] int err ; [L5380] __mptr = (struct v4l2_subdev const *)sd [L5381] sdev = (struct si4713_device *)__mptr [L5382] EXPR ctrls->ctrl_class VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967319}, acomp_rtimes={8:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={-16:0}, preemphasis_values={1:0}, si4713_i2c_driver={21:0}, si4713_id={243:0}, si4713_subdev_core_ops={42:0}, si4713_subdev_ops={-25:0}, si4713_subdev_tuner_ops={-66:0}, si4713_supply_names={-30:0}] [L5382] COND FALSE !(ctrls->ctrl_class != 10158080U) [L5386] i = 0 VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967319}, acomp_rtimes={8:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={-16:0}, preemphasis_values={1:0}, si4713_i2c_driver={21:0}, si4713_id={243:0}, si4713_subdev_core_ops={42:0}, si4713_subdev_ops={-25:0}, si4713_subdev_tuner_ops={-66:0}, si4713_supply_names={-30:0}] [L5409] EXPR ctrls->count VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967319}, acomp_rtimes={8:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={-16:0}, preemphasis_values={1:0}, si4713_i2c_driver={21:0}, si4713_id={243:0}, si4713_subdev_core_ops={42:0}, si4713_subdev_ops={-25:0}, si4713_subdev_tuner_ops={-66:0}, si4713_supply_names={-30:0}] [L5409] COND TRUE (__u32 )i < ctrls->count [L5389] EXPR ctrls->controls [L5389] (ctrls->controls + (unsigned long )i)->id [L5390] case 10160389U: VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967319}, acomp_rtimes={8:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={-16:0}, preemphasis_values={1:0}, si4713_i2c_driver={21:0}, si4713_id={243:0}, si4713_subdev_core_ops={42:0}, si4713_subdev_ops={-25:0}, si4713_subdev_tuner_ops={-66:0}, si4713_supply_names={-30:0}] [L5391] case 10160390U: [L5392] ctrls->controls [L4797] struct v4l2_queryctrl vqc ; [L4798] int len ; [L4799] s32 rval ; [L4800] char ps_name[97U] ; [L4801] unsigned long tmp ; [L4802] size_t tmp___0 ; [L4803] char radio_text[385U] ; [L4804] unsigned long tmp___1 ; [L4805] size_t tmp___2 ; [L4807] rval = 0 [L4808] EXPR control->id [L4808] vqc.id = control->id [L5461] int rval ; [L5463] rval = 0 [L5464] qc->id [L5465] case 9963785U: [L5468] case 10160386U: [L5471] case 10160387U: [L5474] case 10160385U: [L5477] case 10160389U: [L6347] return __VERIFIER_nondet_int(); [L5478] rval = v4l2_ctrl_query_fill(qc, 0, 96, 8, 0) [L5530] return (rval); VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967319}, acomp_rtimes={8:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={-16:0}, preemphasis_values={1:0}, si4713_i2c_driver={21:0}, si4713_id={243:0}, si4713_subdev_core_ops={42:0}, si4713_subdev_ops={-25:0}, si4713_subdev_tuner_ops={-66:0}, si4713_supply_names={-30:0}] [L4809] rval = si4713_queryctrl(& sdev->sd, & vqc) [L4810] COND FALSE !(rval < 0) [L4814] control->id [L4815] case 10160389U: [L4816] EXPR control->size [L4816] len = (int )(control->size - 1U) [L4817] COND FALSE !(len > 96) [L4822] control->ldv_23581.string [L6152] unsigned long tmp ; [L6206] COND FALSE !(n >= 0L) VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967319}, acomp_rtimes={8:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={-16:0}, preemphasis_values={1:0}, si4713_i2c_driver={21:0}, si4713_id={243:0}, si4713_subdev_core_ops={42:0}, si4713_subdev_ops={-25:0}, si4713_subdev_tuner_ops={-66:0}, si4713_supply_names={-30:0}] [L6163] __VERIFIER_error() VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967319}, acomp_rtimes={8:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={-16:0}, preemphasis_values={1:0}, si4713_i2c_driver={21:0}, si4713_id={243:0}, si4713_subdev_core_ops={42:0}, si4713_subdev_ops={-25:0}, si4713_subdev_tuner_ops={-66:0}, si4713_supply_names={-30:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 4587 locations, 8 error locations. Result: UNSAFE, OverallTime: 605.0s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 590.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 73425 SDtfs, 43668 SDslu, 164442 SDs, 0 SdLazy, 30784 SolverSat, 892 SolverUnsat, 184 SolverUnknown, 0 SolverNotchecked, 572.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.8s 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 DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 6 MinimizatonAttempts, 27204 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 6.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 223 NumberOfCodeBlocks, 223 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 183 ConstructedInterpolants, 0 QuantifiedInterpolants, 14853 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 proved your program to be incorrect! Received shutdown request...