./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_25d1ce99-d126-4850-b975-2ce64028ea05/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_25d1ce99-d126-4850-b975-2ce64028ea05/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_25d1ce99-d126-4850-b975-2ce64028ea05/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_25d1ce99-d126-4850-b975-2ce64028ea05/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_25d1ce99-d126-4850-b975-2ce64028ea05/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_25d1ce99-d126-4850-b975-2ce64028ea05/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 b85d4b15b712ef89cf74bdb65cbcb8293cc6dc8a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.24-678e011 [2019-11-20 00:18:52,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:18:52,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:18:52,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:18:52,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:18:52,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:18:52,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:18:52,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:18:52,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:18:52,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:18:52,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:18:52,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:18:52,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:18:52,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:18:52,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:18:52,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:18:52,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:18:52,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:18:52,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:18:52,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:18:52,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:18:52,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:18:52,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:18:52,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:18:52,870 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:18:52,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:18:52,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:18:52,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:18:52,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:18:52,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:18:52,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:18:52,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:18:52,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:18:52,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:18:52,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:18:52,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:18:52,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:18:52,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:18:52,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:18:52,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:18:52,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:18:52,882 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_25d1ce99-d126-4850-b975-2ce64028ea05/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 00:18:52,907 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:18:52,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:18:52,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:18:52,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:18:52,919 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 00:18:52,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:18:52,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 00:18:52,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:18:52,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 00:18:52,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 00:18:52,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 00:18:52,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 00:18:52,921 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:18:52,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 00:18:52,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:18:52,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 00:18:52,922 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 00:18:52,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 00:18:52,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 00:18:52,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:18:52,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 00:18:52,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 00:18:52,924 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 00:18:52,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 00:18:52,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 00:18:52,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 00:18:52,925 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_25d1ce99-d126-4850-b975-2ce64028ea05/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 -> b85d4b15b712ef89cf74bdb65cbcb8293cc6dc8a [2019-11-20 00:18:53,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:18:53,121 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:18:53,124 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:18:53,125 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:18:53,126 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:18:53,126 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_25d1ce99-d126-4850-b975-2ce64028ea05/bin/uautomizer/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2019-11-20 00:18:53,191 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_25d1ce99-d126-4850-b975-2ce64028ea05/bin/uautomizer/data/c05dee74b/2fea618ce8b04e82becd16d7e3d0d3f5/FLAG65871f583 [2019-11-20 00:18:53,834 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:18:53,835 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_25d1ce99-d126-4850-b975-2ce64028ea05/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2019-11-20 00:18:53,877 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_25d1ce99-d126-4850-b975-2ce64028ea05/bin/uautomizer/data/c05dee74b/2fea618ce8b04e82becd16d7e3d0d3f5/FLAG65871f583 [2019-11-20 00:18:53,934 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_25d1ce99-d126-4850-b975-2ce64028ea05/bin/uautomizer/data/c05dee74b/2fea618ce8b04e82becd16d7e3d0d3f5 [2019-11-20 00:18:53,937 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:18:53,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 00:18:53,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:18:53,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:18:53,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:18:53,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:18:53" (1/1) ... [2019-11-20 00:18:53,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54e6c207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:18:53, skipping insertion in model container [2019-11-20 00:18:53,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:18:53" (1/1) ... [2019-11-20 00:18:53,957 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:18:54,065 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:18:55,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:18:55,393 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 00:18:55,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:18:55,883 INFO L192 MainTranslator]: Completed translation [2019-11-20 00:18:55,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:18:55 WrapperNode [2019-11-20 00:18:55,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 00:18:55,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 00:18:55,885 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 00:18:55,885 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 00:18:55,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:18:55" (1/1) ... [2019-11-20 00:18:55,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:18:55" (1/1) ... [2019-11-20 00:18:56,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 00:18:56,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 00:18:56,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 00:18:56,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 00:18:56,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:18:55" (1/1) ... [2019-11-20 00:18:56,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:18:55" (1/1) ... [2019-11-20 00:18:56,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:18:55" (1/1) ... [2019-11-20 00:18:56,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:18:55" (1/1) ... [2019-11-20 00:18:57,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:18:55" (1/1) ... [2019-11-20 00:18:57,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:18:55" (1/1) ... [2019-11-20 00:18:57,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:18:55" (1/1) ... [2019-11-20 00:18:57,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 00:18:57,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 00:18:57,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 00:18:57,364 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 00:18:57,365 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:18:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_25d1ce99-d126-4850-b975-2ce64028ea05/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 00:18:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-20 00:18:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-20 00:18:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-20 00:18:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 00:18:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 00:18:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 00:18:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 00:18:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 00:18:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 00:18:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 00:18:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 00:18:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 00:18:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-20 00:18:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-11-20 00:18:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 00:18:57,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 00:19:56,532 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 00:19:56,533 INFO L285 CfgBuilder]: Removed 3131 assume(true) statements. [2019-11-20 00:19:56,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:19:56 BoogieIcfgContainer [2019-11-20 00:19:56,536 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 00:19:56,537 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 00:19:56,537 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 00:19:56,540 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 00:19:56,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:18:53" (1/3) ... [2019-11-20 00:19:56,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24034d06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:19:56, skipping insertion in model container [2019-11-20 00:19:56,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:18:55" (2/3) ... [2019-11-20 00:19:56,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24034d06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:19:56, skipping insertion in model container [2019-11-20 00:19:56,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:19:56" (3/3) ... [2019-11-20 00:19:56,544 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2019-11-20 00:19:56,551 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 00:19:56,560 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 8 error locations. [2019-11-20 00:19:56,571 INFO L249 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2019-11-20 00:19:56,607 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 00:19:56,607 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 00:19:56,607 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 00:19:56,607 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 00:19:56,607 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 00:19:56,608 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 00:19:56,608 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 00:19:56,608 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 00:19:56,670 INFO L276 IsEmpty]: Start isEmpty. Operand 4587 states. [2019-11-20 00:19:56,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 00:19:56,684 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:19:56,685 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:19:56,686 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:19:56,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:19:56,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1945925784, now seen corresponding path program 1 times [2019-11-20 00:19:56,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:19:56,701 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7201445] [2019-11-20 00:19:56,701 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:19:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:19:57,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:19:57,546 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7201445] [2019-11-20 00:19:57,547 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:19:57,547 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 00:19:57,548 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582686414] [2019-11-20 00:19:57,553 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 00:19:57,553 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 00:19:57,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 00:19:57,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-20 00:19:57,570 INFO L87 Difference]: Start difference. First operand 4587 states. Second operand 5 states. [2019-11-20 00:20:53,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:20:53,830 INFO L93 Difference]: Finished difference Result 10030 states and 15040 transitions. [2019-11-20 00:20:53,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 00:20:53,831 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2019-11-20 00:20:53,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:20:53,881 INFO L225 Difference]: With dead ends: 10030 [2019-11-20 00:20:53,881 INFO L226 Difference]: Without dead ends: 5421 [2019-11-20 00:20:53,894 INFO L630 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 [2019-11-20 00:20:53,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5421 states. [2019-11-20 00:20:54,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5421 to 4572. [2019-11-20 00:20:54,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4572 states. [2019-11-20 00:20:54,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4572 states to 4572 states and 6881 transitions. [2019-11-20 00:20:54,116 INFO L78 Accepts]: Start accepts. Automaton has 4572 states and 6881 transitions. Word has length 30 [2019-11-20 00:20:54,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:20:54,117 INFO L462 AbstractCegarLoop]: Abstraction has 4572 states and 6881 transitions. [2019-11-20 00:20:54,117 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 00:20:54,117 INFO L276 IsEmpty]: Start isEmpty. Operand 4572 states and 6881 transitions. [2019-11-20 00:20:54,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 00:20:54,121 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:20:54,121 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:20:54,121 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:20:54,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:20:54,122 INFO L82 PathProgramCache]: Analyzing trace with hash 635939834, now seen corresponding path program 1 times [2019-11-20 00:20:54,122 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:20:54,123 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024631706] [2019-11-20 00:20:54,123 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:20:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:20:54,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:20:54,398 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024631706] [2019-11-20 00:20:54,399 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:20:54,399 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 00:20:54,399 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077058362] [2019-11-20 00:20:54,401 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-20 00:20:54,401 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 00:20:54,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 00:20:54,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-20 00:20:54,401 INFO L87 Difference]: Start difference. First operand 4572 states and 6881 transitions. Second operand 6 states. [2019-11-20 00:22:31,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:22:31,819 INFO L93 Difference]: Finished difference Result 15022 states and 22477 transitions. [2019-11-20 00:22:31,820 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-20 00:22:31,820 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2019-11-20 00:22:31,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:22:31,878 INFO L225 Difference]: With dead ends: 15022 [2019-11-20 00:22:31,878 INFO L226 Difference]: Without dead ends: 10457 [2019-11-20 00:22:31,886 INFO L630 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 [2019-11-20 00:22:31,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10457 states. [2019-11-20 00:22:32,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10457 to 4573. [2019-11-20 00:22:32,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4573 states. [2019-11-20 00:22:32,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4573 states to 4573 states and 6882 transitions. [2019-11-20 00:22:32,042 INFO L78 Accepts]: Start accepts. Automaton has 4573 states and 6882 transitions. Word has length 31 [2019-11-20 00:22:32,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:22:32,042 INFO L462 AbstractCegarLoop]: Abstraction has 4573 states and 6882 transitions. [2019-11-20 00:22:32,042 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-20 00:22:32,042 INFO L276 IsEmpty]: Start isEmpty. Operand 4573 states and 6882 transitions. [2019-11-20 00:22:32,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 00:22:32,045 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:22:32,045 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:22:32,046 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:22:32,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:22:32,047 INFO L82 PathProgramCache]: Analyzing trace with hash -1207158475, now seen corresponding path program 1 times [2019-11-20 00:22:32,047 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:22:32,048 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774254328] [2019-11-20 00:22:32,048 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:22:32,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:22:32,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:22:32,344 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774254328] [2019-11-20 00:22:32,344 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:22:32,345 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 00:22:32,345 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141689126] [2019-11-20 00:22:32,345 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-20 00:22:32,345 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 00:22:32,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 00:22:32,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-20 00:22:32,346 INFO L87 Difference]: Start difference. First operand 4573 states and 6882 transitions. Second operand 6 states. [2019-11-20 00:23:54,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:23:54,224 INFO L93 Difference]: Finished difference Result 10615 states and 15788 transitions. [2019-11-20 00:23:54,225 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-20 00:23:54,225 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2019-11-20 00:23:54,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:23:54,252 INFO L225 Difference]: With dead ends: 10615 [2019-11-20 00:23:54,253 INFO L226 Difference]: Without dead ends: 6049 [2019-11-20 00:23:54,259 INFO L630 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 [2019-11-20 00:23:54,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6049 states. [2019-11-20 00:23:54,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6049 to 4577. [2019-11-20 00:23:54,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4577 states. [2019-11-20 00:23:54,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4577 states to 4577 states and 6887 transitions. [2019-11-20 00:23:54,362 INFO L78 Accepts]: Start accepts. Automaton has 4577 states and 6887 transitions. Word has length 31 [2019-11-20 00:23:54,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:23:54,362 INFO L462 AbstractCegarLoop]: Abstraction has 4577 states and 6887 transitions. [2019-11-20 00:23:54,363 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-20 00:23:54,363 INFO L276 IsEmpty]: Start isEmpty. Operand 4577 states and 6887 transitions. [2019-11-20 00:23:54,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 00:23:54,365 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:23:54,365 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:23:54,366 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:23:54,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:23:54,366 INFO L82 PathProgramCache]: Analyzing trace with hash -177898651, now seen corresponding path program 1 times [2019-11-20 00:23:54,366 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:23:54,367 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100370982] [2019-11-20 00:23:54,367 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:23:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:23:54,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:23:54,538 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100370982] [2019-11-20 00:23:54,538 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:23:54,538 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 00:23:54,538 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462210442] [2019-11-20 00:23:54,539 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 00:23:54,539 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 00:23:54,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 00:23:54,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 00:23:54,539 INFO L87 Difference]: Start difference. First operand 4577 states and 6887 transitions. Second operand 3 states. [2019-11-20 00:23:54,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:23:54,713 INFO L93 Difference]: Finished difference Result 8893 states and 13421 transitions. [2019-11-20 00:23:54,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 00:23:54,714 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2019-11-20 00:23:54,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:23:54,757 INFO L225 Difference]: With dead ends: 8893 [2019-11-20 00:23:54,758 INFO L226 Difference]: Without dead ends: 8881 [2019-11-20 00:23:54,761 INFO L630 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 [2019-11-20 00:23:54,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8881 states. [2019-11-20 00:23:54,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8881 to 4565. [2019-11-20 00:23:54,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4565 states. [2019-11-20 00:23:54,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4565 states to 4565 states and 6875 transitions. [2019-11-20 00:23:54,883 INFO L78 Accepts]: Start accepts. Automaton has 4565 states and 6875 transitions. Word has length 31 [2019-11-20 00:23:54,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:23:54,883 INFO L462 AbstractCegarLoop]: Abstraction has 4565 states and 6875 transitions. [2019-11-20 00:23:54,884 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 00:23:54,884 INFO L276 IsEmpty]: Start isEmpty. Operand 4565 states and 6875 transitions. [2019-11-20 00:23:54,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 00:23:54,887 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:23:54,888 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:23:54,888 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:23:54,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:23:54,888 INFO L82 PathProgramCache]: Analyzing trace with hash 1674575613, now seen corresponding path program 1 times [2019-11-20 00:23:54,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:23:54,889 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209146814] [2019-11-20 00:23:54,889 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:23:54,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:23:55,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:23:55,171 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209146814] [2019-11-20 00:23:55,171 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:23:55,172 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-20 00:23:55,172 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804954806] [2019-11-20 00:23:55,172 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-20 00:23:55,172 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 00:23:55,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-20 00:23:55,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-20 00:23:55,173 INFO L87 Difference]: Start difference. First operand 4565 states and 6875 transitions. Second operand 7 states. [2019-11-20 00:26:53,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:26:53,109 INFO L93 Difference]: Finished difference Result 16052 states and 23900 transitions. [2019-11-20 00:26:53,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-11-20 00:26:53,111 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 32 [2019-11-20 00:26:53,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:26:53,130 INFO L225 Difference]: With dead ends: 16052 [2019-11-20 00:26:53,130 INFO L226 Difference]: Without dead ends: 11494 [2019-11-20 00:26:53,137 INFO L630 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 [2019-11-20 00:26:53,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11494 states. [2019-11-20 00:26:53,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11494 to 4569. [2019-11-20 00:26:53,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4569 states. [2019-11-20 00:26:53,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4569 states to 4569 states and 6881 transitions. [2019-11-20 00:26:53,278 INFO L78 Accepts]: Start accepts. Automaton has 4569 states and 6881 transitions. Word has length 32 [2019-11-20 00:26:53,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:26:53,280 INFO L462 AbstractCegarLoop]: Abstraction has 4569 states and 6881 transitions. [2019-11-20 00:26:53,280 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-20 00:26:53,280 INFO L276 IsEmpty]: Start isEmpty. Operand 4569 states and 6881 transitions. [2019-11-20 00:26:53,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 00:26:53,282 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:26:53,283 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:26:53,283 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:26:53,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:26:53,283 INFO L82 PathProgramCache]: Analyzing trace with hash 695144458, now seen corresponding path program 1 times [2019-11-20 00:26:53,284 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:26:53,284 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341498584] [2019-11-20 00:26:53,284 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:26:53,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:26:54,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:26:54,228 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341498584] [2019-11-20 00:26:54,228 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:26:54,228 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-20 00:26:54,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899420863] [2019-11-20 00:26:54,229 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-20 00:26:54,229 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 00:26:54,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-20 00:26:54,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-11-20 00:26:54,230 INFO L87 Difference]: Start difference. First operand 4569 states and 6881 transitions. Second operand 8 states. [2019-11-20 00:29:37,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:29:37,526 INFO L93 Difference]: Finished difference Result 16900 states and 25319 transitions. [2019-11-20 00:29:37,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-11-20 00:29:37,527 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 34 [2019-11-20 00:29:37,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:29:37,547 INFO L225 Difference]: With dead ends: 16900 [2019-11-20 00:29:37,547 INFO L226 Difference]: Without dead ends: 12338 [2019-11-20 00:29:37,555 INFO L630 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 [2019-11-20 00:29:37,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12338 states. [2019-11-20 00:29:37,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12338 to 4580. [2019-11-20 00:29:37,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4580 states. [2019-11-20 00:29:37,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4580 states to 4580 states and 6888 transitions. [2019-11-20 00:29:37,665 INFO L78 Accepts]: Start accepts. Automaton has 4580 states and 6888 transitions. Word has length 34 [2019-11-20 00:29:37,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:29:37,666 INFO L462 AbstractCegarLoop]: Abstraction has 4580 states and 6888 transitions. [2019-11-20 00:29:37,666 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-20 00:29:37,666 INFO L276 IsEmpty]: Start isEmpty. Operand 4580 states and 6888 transitions. [2019-11-20 00:29:37,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 00:29:37,668 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:29:37,668 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:29:37,668 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:29:37,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:29:37,676 INFO L82 PathProgramCache]: Analyzing trace with hash 1716212812, now seen corresponding path program 1 times [2019-11-20 00:29:37,677 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:29:37,678 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281193846] [2019-11-20 00:29:37,678 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:29:37,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:29:38,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:29:38,358 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 00:29:38,359 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 00:29:38,485 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,490 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,493 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,495 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,498 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,500 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,502 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,504 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,511 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,513 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,516 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,519 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,522 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,524 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 12:29:38 BoogieIcfgContainer [2019-11-20 00:29:38,565 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 00:29:38,566 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 00:29:38,566 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 00:29:38,566 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 00:29:38,567 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:19:56" (3/4) ... [2019-11-20 00:29:38,569 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 00:29:38,619 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,622 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,624 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,626 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,627 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,629 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,631 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,633 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,635 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,641 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,644 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,646 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,648 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-11-20 00:29:38,726 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_25d1ce99-d126-4850-b975-2ce64028ea05/bin/uautomizer/witness.graphml [2019-11-20 00:29:38,726 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 00:29:38,728 INFO L168 Benchmark]: Toolchain (without parser) took 644789.59 ms. Allocated memory was 1.0 GB in the beginning and 3.1 GB in the end (delta: 2.0 GB). Free memory was 940.7 MB in the beginning and 1.9 GB in the end (delta: -959.1 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2019-11-20 00:29:38,728 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:29:38,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1945.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 940.7 MB in the beginning and 1.0 GB in the end (delta: -63.1 MB). Peak memory consumption was 100.1 MB. Max. memory is 11.5 GB. [2019-11-20 00:29:38,729 INFO L168 Benchmark]: Boogie Procedure Inliner took 807.00 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: -49.1 MB). Peak memory consumption was 188.0 MB. Max. memory is 11.5 GB. [2019-11-20 00:29:38,729 INFO L168 Benchmark]: Boogie Preprocessor took 671.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 933.1 MB in the end (delta: 119.8 MB). Peak memory consumption was 119.8 MB. Max. memory is 11.5 GB. [2019-11-20 00:29:38,730 INFO L168 Benchmark]: RCFGBuilder took 59172.63 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -197.6 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2019-11-20 00:29:38,730 INFO L168 Benchmark]: TraceAbstraction took 582028.81 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 739.2 MB). Free memory was 1.1 GB in the beginning and 2.0 GB in the end (delta: -824.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:29:38,731 INFO L168 Benchmark]: Witness Printer took 160.06 ms. Allocated memory is still 3.1 GB. Free memory was 2.0 GB in the beginning and 1.9 GB in the end (delta: 55.0 MB). Peak memory consumption was 55.0 MB. Max. memory is 11.5 GB. [2019-11-20 00:29:38,733 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1945.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 940.7 MB in the beginning and 1.0 GB in the end (delta: -63.1 MB). Peak memory consumption was 100.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 807.00 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: -49.1 MB). Peak memory consumption was 188.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 671.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 933.1 MB in the end (delta: 119.8 MB). Peak memory consumption was 119.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 59172.63 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -197.6 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. * TraceAbstraction took 582028.81 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 739.2 MB). Free memory was 1.1 GB in the beginning and 2.0 GB in the end (delta: -824.1 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 160.06 ms. Allocated memory is still 3.1 GB. Free memory was 2.0 GB in the beginning and 1.9 GB in the end (delta: 55.0 MB). Peak memory consumption was 55.0 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: 6164]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L4018] static int debug ; [L4019] static char const *si4713_supply_names[2U] = { "vio", "vdd"}; [L4020-L4030] 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}; [L4031-L4034] static unsigned long acomp_rtimes[10U] = { 0UL, 100000UL, 1UL, 200000UL, 2UL, 350000UL, 3UL, 525000UL, 4UL, 1000000UL}; [L4035-L4036] static unsigned long preemphasis_values[6U] = { 2UL, 0UL, 1UL, 1UL, 0UL, 2UL}; [L5653-L5655] 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}; [L5823-L5825] 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}; [L5826-L5827] static struct v4l2_subdev_ops const si4713_subdev_ops = {& si4713_subdev_core_ops, & si4713_subdev_tuner_ops, 0, 0, 0, 0, 0, 0}; [L5957] static struct i2c_device_id const si4713_id[2U] = { {{'s', 'i', '4', '7', '1', '3', '\000'}, 0UL}}; [L5958] struct i2c_device_id const __mod_i2c_device_table ; [L5959-L5963] 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}}; [L5985] int LDV_IN_INTERRUPT ; VAL [__mod_i2c_device_table=0, acomp_rtimes={46:0}, debug=0, LDV_IN_INTERRUPT=0, limiter_times={132:0}, preemphasis_values={130:0}, si4713_i2c_driver={81:0}, si4713_id={147:0}, si4713_subdev_core_ops={78:0}, si4713_subdev_ops={83:0}, si4713_subdev_tuner_ops={54:0}, si4713_supply_names={113:0}] [L5988] struct v4l2_subdev *var_group1 ; [L5989] struct v4l2_queryctrl *var_group2 ; [L5990] struct v4l2_ext_controls *var_group3 ; [L5991] struct v4l2_control *var_group4 ; [L5992] unsigned int var_si4713_ioctl_33_p1 ; [L5993] void *var_si4713_ioctl_33_p2 ; [L5994] struct v4l2_frequency *var_group5 ; [L5995] struct v4l2_modulator *var_group6 ; [L5996] struct i2c_client *var_group7 ; [L5997] struct i2c_device_id const *var_si4713_probe_38_p1 ; [L5998] int res_si4713_probe_38 ; [L5999] int res_si4713_remove_39 ; [L6000] int var_si4713_handler_0_p0 ; [L6001] void *var_si4713_handler_0_p1 ; [L6002] int ldv_s_si4713_i2c_driver_i2c_driver ; [L6003] int tmp ; [L6004] int tmp___0 ; [L6005] int tmp___1 ; [L6007] ldv_s_si4713_i2c_driver_i2c_driver = 0 [L6008] LDV_IN_INTERRUPT = 1 VAL [__mod_i2c_device_table=0, acomp_rtimes={46:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={132:0}, preemphasis_values={130:0}, si4713_i2c_driver={81:0}, si4713_id={147:0}, si4713_subdev_core_ops={78:0}, si4713_subdev_ops={83:0}, si4713_subdev_tuner_ops={54:0}, si4713_supply_names={113:0}] [L5966] int tmp ; [L3942] int tmp ; [L6286] return __VERIFIER_nondet_int(); [L3944] tmp = i2c_register_driver(& __this_module, driver) [L3945] return (tmp); VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967320}, acomp_rtimes={46:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={132:0}, preemphasis_values={130:0}, si4713_i2c_driver={81:0}, si4713_id={147:0}, si4713_subdev_core_ops={78:0}, si4713_subdev_ops={83:0}, si4713_subdev_tuner_ops={54:0}, si4713_supply_names={113:0}] [L5968] tmp = i2c_add_driver(& si4713_i2c_driver) [L5969] return (tmp); VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967320}, acomp_rtimes={46:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={132:0}, preemphasis_values={130:0}, si4713_i2c_driver={81:0}, si4713_id={147:0}, si4713_subdev_core_ops={78:0}, si4713_subdev_ops={83:0}, si4713_subdev_tuner_ops={54:0}, si4713_supply_names={113:0}] [L6011] tmp = si4713_module_init() [L6012] COND FALSE !(tmp != 0) VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967320}, acomp_rtimes={46:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={132:0}, preemphasis_values={130:0}, si4713_i2c_driver={81:0}, si4713_id={147:0}, si4713_subdev_core_ops={78:0}, si4713_subdev_ops={83:0}, si4713_subdev_tuner_ops={54:0}, si4713_supply_names={113:0}] [L6097] tmp___1 = __VERIFIER_nondet_int() [L6098] COND TRUE tmp___1 != 0 || ldv_s_si4713_i2c_driver_i2c_driver != 0 VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967320}, acomp_rtimes={46:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={132:0}, preemphasis_values={130:0}, si4713_i2c_driver={81:0}, si4713_id={147:0}, si4713_subdev_core_ops={78:0}, si4713_subdev_ops={83:0}, si4713_subdev_tuner_ops={54:0}, si4713_supply_names={113:0}] [L6018] tmp___0 = __VERIFIER_nondet_int() [L6020] case 0: [L6024] case 1: [L6028] case 2: VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967320}, acomp_rtimes={46:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={132:0}, preemphasis_values={130:0}, si4713_i2c_driver={81:0}, si4713_id={147:0}, si4713_subdev_core_ops={78:0}, si4713_subdev_ops={83:0}, si4713_subdev_tuner_ops={54:0}, si4713_supply_names={113:0}] [L5376] struct si4713_device *sdev ; [L5377] struct v4l2_subdev const *__mptr ; [L5378] int i ; [L5379] int err ; [L5381] __mptr = (struct v4l2_subdev const *)sd [L5382] sdev = (struct si4713_device *)__mptr [L5383] EXPR ctrls->ctrl_class VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967320}, acomp_rtimes={46:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={132:0}, preemphasis_values={130:0}, si4713_i2c_driver={81:0}, si4713_id={147:0}, si4713_subdev_core_ops={78:0}, si4713_subdev_ops={83:0}, si4713_subdev_tuner_ops={54:0}, si4713_supply_names={113:0}] [L5383] COND FALSE !(ctrls->ctrl_class != 10158080U) [L5387] i = 0 VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967320}, acomp_rtimes={46:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={132:0}, preemphasis_values={130:0}, si4713_i2c_driver={81:0}, si4713_id={147:0}, si4713_subdev_core_ops={78:0}, si4713_subdev_ops={83:0}, si4713_subdev_tuner_ops={54:0}, si4713_supply_names={113:0}] [L5410] EXPR ctrls->count VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967320}, acomp_rtimes={46:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={132:0}, preemphasis_values={130:0}, si4713_i2c_driver={81:0}, si4713_id={147:0}, si4713_subdev_core_ops={78:0}, si4713_subdev_ops={83:0}, si4713_subdev_tuner_ops={54:0}, si4713_supply_names={113:0}] [L5410] COND TRUE (__u32 )i < ctrls->count [L5390] EXPR ctrls->controls [L5390] (ctrls->controls + (unsigned long )i)->id [L5391] case 10160389U: VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967320}, acomp_rtimes={46:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={132:0}, preemphasis_values={130:0}, si4713_i2c_driver={81:0}, si4713_id={147:0}, si4713_subdev_core_ops={78:0}, si4713_subdev_ops={83:0}, si4713_subdev_tuner_ops={54:0}, si4713_supply_names={113:0}] [L5392] case 10160390U: [L5393] ctrls->controls [L4798] struct v4l2_queryctrl vqc ; [L4799] int len ; [L4800] s32 rval ; [L4801] char ps_name[97U] ; [L4802] unsigned long tmp ; [L4803] size_t tmp___0 ; [L4804] char radio_text[385U] ; [L4805] unsigned long tmp___1 ; [L4806] size_t tmp___2 ; [L4808] rval = 0 [L4809] EXPR control->id [L4809] vqc.id = control->id [L5462] int rval ; [L5464] rval = 0 [L5465] qc->id [L5466] case 9963785U: [L5469] case 10160386U: [L5472] case 10160387U: [L5475] case 10160385U: [L5478] case 10160389U: [L6348] return __VERIFIER_nondet_int(); [L5479] rval = v4l2_ctrl_query_fill(qc, 0, 96, 8, 0) [L5531] return (rval); VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967320}, acomp_rtimes={46:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={132:0}, preemphasis_values={130:0}, si4713_i2c_driver={81:0}, si4713_id={147:0}, si4713_subdev_core_ops={78:0}, si4713_subdev_ops={83:0}, si4713_subdev_tuner_ops={54:0}, si4713_supply_names={113:0}] [L4810] rval = si4713_queryctrl(& sdev->sd, & vqc) [L4811] COND FALSE !(rval < 0) [L4815] control->id [L4816] case 10160389U: [L4817] EXPR control->size [L4817] len = (int )(control->size - 1U) [L4818] COND FALSE !(len > 96) [L4823] control->ldv_23581.string [L6153] unsigned long tmp ; [L6207] COND FALSE !(n >= 0L) VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967320}, acomp_rtimes={46:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={132:0}, preemphasis_values={130:0}, si4713_i2c_driver={81:0}, si4713_id={147:0}, si4713_subdev_core_ops={78:0}, si4713_subdev_ops={83:0}, si4713_subdev_tuner_ops={54:0}, si4713_supply_names={113:0}] [L6164] __VERIFIER_error() VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967320}, acomp_rtimes={46:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={132:0}, preemphasis_values={130:0}, si4713_i2c_driver={81:0}, si4713_id={147:0}, si4713_subdev_core_ops={78:0}, si4713_subdev_ops={83:0}, si4713_subdev_tuner_ops={54:0}, si4713_supply_names={113:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 4587 locations, 8 error locations. Result: UNSAFE, OverallTime: 581.9s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 577.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 73425 SDtfs, 43668 SDslu, 164442 SDs, 0 SdLazy, 30789 SolverSat, 890 SolverUnsat, 173 SolverUnknown, 0 SolverNotchecked, 559.0s 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: 0.8s AutomataMinimizationTime, 6 MinimizatonAttempts, 27204 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 1.3s 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...