./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f6c833ef-c47a-4dcc-9317-049ddd0f7926/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f6c833ef-c47a-4dcc-9317-049ddd0f7926/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f6c833ef-c47a-4dcc-9317-049ddd0f7926/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f6c833ef-c47a-4dcc-9317-049ddd0f7926/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_f6c833ef-c47a-4dcc-9317-049ddd0f7926/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f6c833ef-c47a-4dcc-9317-049ddd0f7926/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 821b2f12bb14c882ec54dd9757308d9cacdfdfe0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.1.25-f470102 [2019-12-07 18:59:52,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:59:52,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:59:52,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:59:52,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:59:52,869 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:59:52,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:59:52,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:59:52,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:59:52,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:59:52,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:59:52,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:59:52,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:59:52,875 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:59:52,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:59:52,877 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:59:52,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:59:52,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:59:52,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:59:52,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:59:52,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:59:52,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:59:52,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:59:52,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:59:52,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:59:52,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:59:52,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:59:52,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:59:52,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:59:52,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:59:52,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:59:52,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:59:52,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:59:52,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:59:52,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:59:52,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:59:52,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:59:52,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:59:52,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:59:52,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:59:52,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:59:52,891 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f6c833ef-c47a-4dcc-9317-049ddd0f7926/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-12-07 18:59:52,901 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:59:52,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:59:52,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:59:52,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:59:52,902 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:59:52,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:59:52,902 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:59:52,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:59:52,903 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 18:59:52,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:59:52,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 18:59:52,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:59:52,903 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:59:52,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 18:59:52,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:59:52,904 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:59:52,904 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:59:52,904 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:59:52,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:59:52,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:59:52,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:59:52,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 18:59:52,904 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 18:59:52,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 18:59:52,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 18:59:52,905 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:59:52,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 18:59:52,905 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_f6c833ef-c47a-4dcc-9317-049ddd0f7926/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 -> 821b2f12bb14c882ec54dd9757308d9cacdfdfe0 [2019-12-07 18:59:53,002 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:59:53,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:59:53,015 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:59:53,017 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:59:53,017 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:59:53,018 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f6c833ef-c47a-4dcc-9317-049ddd0f7926/bin/uautomizer/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2019-12-07 18:59:53,060 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f6c833ef-c47a-4dcc-9317-049ddd0f7926/bin/uautomizer/data/89d10f52f/f631e73e20ca42e4a0e2089c669eda31/FLAG03c1dd65d [2019-12-07 18:59:53,518 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:59:53,518 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f6c833ef-c47a-4dcc-9317-049ddd0f7926/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2019-12-07 18:59:53,539 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f6c833ef-c47a-4dcc-9317-049ddd0f7926/bin/uautomizer/data/89d10f52f/f631e73e20ca42e4a0e2089c669eda31/FLAG03c1dd65d [2019-12-07 18:59:54,040 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f6c833ef-c47a-4dcc-9317-049ddd0f7926/bin/uautomizer/data/89d10f52f/f631e73e20ca42e4a0e2089c669eda31 [2019-12-07 18:59:54,042 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:59:54,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:59:54,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:59:54,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:59:54,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:59:54,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:59:54" (1/1) ... [2019-12-07 18:59:54,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a523291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:54, skipping insertion in model container [2019-12-07 18:59:54,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:59:54" (1/1) ... [2019-12-07 18:59:54,053 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:59:54,105 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:59:54,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:59:54,890 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 18:59:55,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:59:55,136 INFO L208 MainTranslator]: Completed translation [2019-12-07 18:59:55,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:55 WrapperNode [2019-12-07 18:59:55,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:59:55,137 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 18:59:55,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 18:59:55,137 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 18:59:55,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:55" (1/1) ... [2019-12-07 18:59:55,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:55" (1/1) ... [2019-12-07 18:59:55,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 18:59:55,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 18:59:55,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 18:59:55,559 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 18:59:55,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:55" (1/1) ... [2019-12-07 18:59:55,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:55" (1/1) ... [2019-12-07 18:59:55,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:55" (1/1) ... [2019-12-07 18:59:55,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:55" (1/1) ... [2019-12-07 18:59:55,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:55" (1/1) ... [2019-12-07 18:59:55,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:55" (1/1) ... [2019-12-07 18:59:55,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:55" (1/1) ... [2019-12-07 18:59:56,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 18:59:56,020 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 18:59:56,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 18:59:56,021 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 18:59:56,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f6c833ef-c47a-4dcc-9317-049ddd0f7926/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:59:56,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-12-07 18:59:56,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-12-07 18:59:56,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-12-07 18:59:56,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 18:59:56,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 18:59:56,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-07 18:59:56,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-07 18:59:56,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 18:59:56,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-07 18:59:56,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 18:59:56,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-12-07 18:59:56,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-07 18:59:56,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-12-07 18:59:56,065 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-12-07 18:59:56,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 18:59:56,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 19:00:55,067 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 19:00:55,068 INFO L287 CfgBuilder]: Removed 3133 assume(true) statements. [2019-12-07 19:00:55,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:00:55 BoogieIcfgContainer [2019-12-07 19:00:55,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 19:00:55,071 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 19:00:55,071 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 19:00:55,072 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 19:00:55,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 06:59:54" (1/3) ... [2019-12-07 19:00:55,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1323157b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:00:55, skipping insertion in model container [2019-12-07 19:00:55,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:59:55" (2/3) ... [2019-12-07 19:00:55,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1323157b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:00:55, skipping insertion in model container [2019-12-07 19:00:55,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:00:55" (3/3) ... [2019-12-07 19:00:55,076 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2019-12-07 19:00:55,082 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 19:00:55,090 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 8 error locations. [2019-12-07 19:00:55,098 INFO L249 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2019-12-07 19:00:55,129 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 19:00:55,129 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 19:00:55,129 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 19:00:55,129 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 19:00:55,130 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 19:00:55,130 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 19:00:55,130 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 19:00:55,130 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 19:00:55,177 INFO L276 IsEmpty]: Start isEmpty. Operand 4589 states. [2019-12-07 19:00:55,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-07 19:00:55,190 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:00:55,191 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] [2019-12-07 19:00:55,191 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]=== [2019-12-07 19:00:55,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:00:55,196 INFO L82 PathProgramCache]: Analyzing trace with hash 687850424, now seen corresponding path program 1 times [2019-12-07 19:00:55,202 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 19:00:55,203 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750455391] [2019-12-07 19:00:55,203 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 19:00:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:00:55,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:00:55,604 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750455391] [2019-12-07 19:00:55,604 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:00:55,605 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-07 19:00:55,605 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861458967] [2019-12-07 19:00:55,609 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 19:00:55,609 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 19:00:55,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 19:00:55,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-07 19:00:55,619 INFO L87 Difference]: Start difference. First operand 4589 states. Second operand 5 states. [2019-12-07 19:01:42,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:01:42,191 INFO L93 Difference]: Finished difference Result 10036 states and 15049 transitions. [2019-12-07 19:01:42,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 19:01:42,192 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2019-12-07 19:01:42,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:01:42,225 INFO L225 Difference]: With dead ends: 10036 [2019-12-07 19:01:42,225 INFO L226 Difference]: Without dead ends: 5425 [2019-12-07 19:01:42,233 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 [2019-12-07 19:01:42,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5425 states. [2019-12-07 19:01:42,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5425 to 4574. [2019-12-07 19:01:42,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4574 states. [2019-12-07 19:01:42,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4574 states to 4574 states and 6884 transitions. [2019-12-07 19:01:42,358 INFO L78 Accepts]: Start accepts. Automaton has 4574 states and 6884 transitions. Word has length 30 [2019-12-07 19:01:42,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:01:42,358 INFO L462 AbstractCegarLoop]: Abstraction has 4574 states and 6884 transitions. [2019-12-07 19:01:42,358 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 19:01:42,358 INFO L276 IsEmpty]: Start isEmpty. Operand 4574 states and 6884 transitions. [2019-12-07 19:01:42,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-07 19:01:42,361 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:01:42,361 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] [2019-12-07 19:01:42,361 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]=== [2019-12-07 19:01:42,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:01:42,361 INFO L82 PathProgramCache]: Analyzing trace with hash 290309338, now seen corresponding path program 1 times [2019-12-07 19:01:42,361 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 19:01:42,362 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978003455] [2019-12-07 19:01:42,362 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 19:01:42,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:01:42,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:01:42,518 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978003455] [2019-12-07 19:01:42,518 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:01:42,518 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 19:01:42,518 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611115770] [2019-12-07 19:01:42,519 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 19:01:42,519 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 19:01:42,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 19:01:42,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-07 19:01:42,520 INFO L87 Difference]: Start difference. First operand 4574 states and 6884 transitions. Second operand 6 states. [2019-12-07 19:03:31,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:03:31,802 INFO L93 Difference]: Finished difference Result 15032 states and 22492 transitions. [2019-12-07 19:03:31,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 19:03:31,802 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2019-12-07 19:03:31,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:03:31,838 INFO L225 Difference]: With dead ends: 15032 [2019-12-07 19:03:31,838 INFO L226 Difference]: Without dead ends: 10465 [2019-12-07 19:03:31,843 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 [2019-12-07 19:03:31,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10465 states. [2019-12-07 19:03:31,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10465 to 4575. [2019-12-07 19:03:31,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4575 states. [2019-12-07 19:03:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4575 states to 4575 states and 6885 transitions. [2019-12-07 19:03:31,935 INFO L78 Accepts]: Start accepts. Automaton has 4575 states and 6885 transitions. Word has length 31 [2019-12-07 19:03:31,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:03:31,935 INFO L462 AbstractCegarLoop]: Abstraction has 4575 states and 6885 transitions. [2019-12-07 19:03:31,935 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 19:03:31,936 INFO L276 IsEmpty]: Start isEmpty. Operand 4575 states and 6885 transitions. [2019-12-07 19:03:31,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-07 19:03:31,937 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:03:31,937 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] [2019-12-07 19:03:31,937 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]=== [2019-12-07 19:03:31,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:03:31,937 INFO L82 PathProgramCache]: Analyzing trace with hash -1552788971, now seen corresponding path program 1 times [2019-12-07 19:03:31,938 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 19:03:31,938 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995775765] [2019-12-07 19:03:31,938 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 19:03:31,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:03:32,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:03:32,076 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995775765] [2019-12-07 19:03:32,076 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:03:32,077 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 19:03:32,077 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126626910] [2019-12-07 19:03:32,077 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 19:03:32,077 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 19:03:32,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 19:03:32,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-07 19:03:32,078 INFO L87 Difference]: Start difference. First operand 4575 states and 6885 transitions. Second operand 6 states. [2019-12-07 19:04:38,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:04:38,902 INFO L93 Difference]: Finished difference Result 10625 states and 15803 transitions. [2019-12-07 19:04:38,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 19:04:38,902 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2019-12-07 19:04:38,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:04:38,923 INFO L225 Difference]: With dead ends: 10625 [2019-12-07 19:04:38,923 INFO L226 Difference]: Without dead ends: 6057 [2019-12-07 19:04:38,929 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2019-12-07 19:04:38,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6057 states. [2019-12-07 19:04:38,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6057 to 4579. [2019-12-07 19:04:38,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4579 states. [2019-12-07 19:04:38,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4579 states to 4579 states and 6890 transitions. [2019-12-07 19:04:38,994 INFO L78 Accepts]: Start accepts. Automaton has 4579 states and 6890 transitions. Word has length 31 [2019-12-07 19:04:38,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:04:38,994 INFO L462 AbstractCegarLoop]: Abstraction has 4579 states and 6890 transitions. [2019-12-07 19:04:38,995 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 19:04:38,995 INFO L276 IsEmpty]: Start isEmpty. Operand 4579 states and 6890 transitions. [2019-12-07 19:04:38,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-07 19:04:38,996 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:04:38,996 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] [2019-12-07 19:04:38,996 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]=== [2019-12-07 19:04:38,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:04:38,996 INFO L82 PathProgramCache]: Analyzing trace with hash -523529147, now seen corresponding path program 1 times [2019-12-07 19:04:38,997 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 19:04:38,997 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819667161] [2019-12-07 19:04:38,997 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 19:04:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:39,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:04:39,078 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819667161] [2019-12-07 19:04:39,078 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:04:39,078 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 19:04:39,078 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349769902] [2019-12-07 19:04:39,078 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 19:04:39,078 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 19:04:39,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 19:04:39,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 19:04:39,079 INFO L87 Difference]: Start difference. First operand 4579 states and 6890 transitions. Second operand 3 states. [2019-12-07 19:04:39,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:04:39,185 INFO L93 Difference]: Finished difference Result 8897 states and 13427 transitions. [2019-12-07 19:04:39,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:04:39,186 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2019-12-07 19:04:39,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:04:39,210 INFO L225 Difference]: With dead ends: 8897 [2019-12-07 19:04:39,211 INFO L226 Difference]: Without dead ends: 8885 [2019-12-07 19:04:39,213 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 [2019-12-07 19:04:39,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8885 states. [2019-12-07 19:04:39,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8885 to 4567. [2019-12-07 19:04:39,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4567 states. [2019-12-07 19:04:39,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4567 states to 4567 states and 6878 transitions. [2019-12-07 19:04:39,308 INFO L78 Accepts]: Start accepts. Automaton has 4567 states and 6878 transitions. Word has length 31 [2019-12-07 19:04:39,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:04:39,308 INFO L462 AbstractCegarLoop]: Abstraction has 4567 states and 6878 transitions. [2019-12-07 19:04:39,308 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 19:04:39,308 INFO L276 IsEmpty]: Start isEmpty. Operand 4567 states and 6878 transitions. [2019-12-07 19:04:39,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-07 19:04:39,310 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:04:39,310 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] [2019-12-07 19:04:39,310 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]=== [2019-12-07 19:04:39,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:04:39,310 INFO L82 PathProgramCache]: Analyzing trace with hash -450035171, now seen corresponding path program 1 times [2019-12-07 19:04:39,311 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 19:04:39,311 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476969979] [2019-12-07 19:04:39,311 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 19:04:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:04:39,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:04:39,480 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476969979] [2019-12-07 19:04:39,480 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:04:39,480 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-12-07 19:04:39,480 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662290854] [2019-12-07 19:04:39,480 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 19:04:39,480 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 19:04:39,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 19:04:39,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-12-07 19:04:39,481 INFO L87 Difference]: Start difference. First operand 4567 states and 6878 transitions. Second operand 7 states. [2019-12-07 19:07:09,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:07:09,501 INFO L93 Difference]: Finished difference Result 16068 states and 23924 transitions. [2019-12-07 19:07:09,501 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-12-07 19:07:09,501 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 32 [2019-12-07 19:07:09,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:07:09,514 INFO L225 Difference]: With dead ends: 16068 [2019-12-07 19:07:09,514 INFO L226 Difference]: Without dead ends: 11508 [2019-12-07 19:07:09,519 INFO L630 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 [2019-12-07 19:07:09,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11508 states. [2019-12-07 19:07:09,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11508 to 4571. [2019-12-07 19:07:09,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4571 states. [2019-12-07 19:07:09,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4571 states to 4571 states and 6884 transitions. [2019-12-07 19:07:09,601 INFO L78 Accepts]: Start accepts. Automaton has 4571 states and 6884 transitions. Word has length 32 [2019-12-07 19:07:09,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:07:09,602 INFO L462 AbstractCegarLoop]: Abstraction has 4571 states and 6884 transitions. [2019-12-07 19:07:09,602 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 19:07:09,602 INFO L276 IsEmpty]: Start isEmpty. Operand 4571 states and 6884 transitions. [2019-12-07 19:07:09,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 19:07:09,603 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:07:09,603 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:07:09,603 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]=== [2019-12-07 19:07:09,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:07:09,604 INFO L82 PathProgramCache]: Analyzing trace with hash -946353366, now seen corresponding path program 1 times [2019-12-07 19:07:09,604 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 19:07:09,604 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005838307] [2019-12-07 19:07:09,604 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 19:07:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:07:10,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:07:10,184 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005838307] [2019-12-07 19:07:10,185 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:07:10,185 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-12-07 19:07:10,185 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753182538] [2019-12-07 19:07:10,185 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 19:07:10,185 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 19:07:10,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 19:07:10,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-12-07 19:07:10,186 INFO L87 Difference]: Start difference. First operand 4571 states and 6884 transitions. Second operand 8 states. [2019-12-07 19:09:17,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:09:17,023 INFO L93 Difference]: Finished difference Result 16899 states and 25312 transitions. [2019-12-07 19:09:17,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-12-07 19:09:17,024 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 34 [2019-12-07 19:09:17,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:09:17,037 INFO L225 Difference]: With dead ends: 16899 [2019-12-07 19:09:17,037 INFO L226 Difference]: Without dead ends: 12335 [2019-12-07 19:09:17,044 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2019-12-07 19:09:17,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12335 states. [2019-12-07 19:09:17,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12335 to 4582. [2019-12-07 19:09:17,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4582 states. [2019-12-07 19:09:17,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4582 states to 4582 states and 6891 transitions. [2019-12-07 19:09:17,126 INFO L78 Accepts]: Start accepts. Automaton has 4582 states and 6891 transitions. Word has length 34 [2019-12-07 19:09:17,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:09:17,126 INFO L462 AbstractCegarLoop]: Abstraction has 4582 states and 6891 transitions. [2019-12-07 19:09:17,126 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 19:09:17,126 INFO L276 IsEmpty]: Start isEmpty. Operand 4582 states and 6891 transitions. [2019-12-07 19:09:17,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 19:09:17,128 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:09:17,128 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:09:17,128 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]=== [2019-12-07 19:09:17,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:09:17,128 INFO L82 PathProgramCache]: Analyzing trace with hash 74714988, now seen corresponding path program 1 times [2019-12-07 19:09:17,128 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 19:09:17,128 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535175725] [2019-12-07 19:09:17,128 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 19:09:17,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 19:09:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 19:09:17,572 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 19:09:17,573 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 19:09:17,638 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,642 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,644 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,646 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,648 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,651 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,652 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,653 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,655 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,658 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,660 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 07:09:17 BoogieIcfgContainer [2019-12-07 19:09:17,676 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 19:09:17,676 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 19:09:17,676 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 19:09:17,676 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 19:09:17,677 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:00:55" (3/4) ... [2019-12-07 19:09:17,679 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-07 19:09:17,709 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,710 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,712 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,713 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,714 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,716 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,717 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,718 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,719 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,721 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,722 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,723 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,725 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,726 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_i2c_device_table~0!driver_data [2019-12-07 19:09:17,765 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f6c833ef-c47a-4dcc-9317-049ddd0f7926/bin/uautomizer/witness.graphml [2019-12-07 19:09:17,765 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 19:09:17,767 INFO L168 Benchmark]: Toolchain (without parser) took 563723.62 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.5 GB). Free memory was 934.3 MB in the beginning and 1.2 GB in the end (delta: -264.9 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2019-12-07 19:09:17,767 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:09:17,767 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1093.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 934.3 MB in the beginning and 954.0 MB in the end (delta: -19.7 MB). Peak memory consumption was 98.1 MB. Max. memory is 11.5 GB. [2019-12-07 19:09:17,768 INFO L168 Benchmark]: Boogie Procedure Inliner took 421.39 ms. Allocated memory is still 1.1 GB. Free memory was 954.0 MB in the beginning and 1.0 GB in the end (delta: -53.3 MB). Peak memory consumption was 182.4 MB. Max. memory is 11.5 GB. [2019-12-07 19:09:17,768 INFO L168 Benchmark]: Boogie Preprocessor took 461.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 887.3 MB in the end (delta: 120.0 MB). Peak memory consumption was 120.0 MB. Max. memory is 11.5 GB. [2019-12-07 19:09:17,768 INFO L168 Benchmark]: RCFGBuilder took 59049.62 ms. Allocated memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: 1.2 GB). Free memory was 887.3 MB in the beginning and 1.4 GB in the end (delta: -561.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2019-12-07 19:09:17,768 INFO L168 Benchmark]: TraceAbstraction took 502605.40 ms. Allocated memory was 2.3 GB in the beginning and 2.5 GB in the end (delta: 250.1 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 206.5 MB). Peak memory consumption was 456.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:09:17,769 INFO L168 Benchmark]: Witness Printer took 89.32 ms. Allocated memory is still 2.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 43.4 MB). Peak memory consumption was 43.4 MB. Max. memory is 11.5 GB. [2019-12-07 19:09:17,770 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 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1093.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 934.3 MB in the beginning and 954.0 MB in the end (delta: -19.7 MB). Peak memory consumption was 98.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 421.39 ms. Allocated memory is still 1.1 GB. Free memory was 954.0 MB in the beginning and 1.0 GB in the end (delta: -53.3 MB). Peak memory consumption was 182.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 461.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 887.3 MB in the end (delta: 120.0 MB). Peak memory consumption was 120.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 59049.62 ms. Allocated memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: 1.2 GB). Free memory was 887.3 MB in the beginning and 1.4 GB in the end (delta: -561.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. * TraceAbstraction took 502605.40 ms. Allocated memory was 2.3 GB in the beginning and 2.5 GB in the end (delta: 250.1 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 206.5 MB). Peak memory consumption was 456.6 MB. Max. memory is 11.5 GB. * Witness Printer took 89.32 ms. Allocated memory is still 2.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 43.4 MB). Peak memory consumption was 43.4 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: 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={45:0}, debug=0, LDV_IN_INTERRUPT=0, limiter_times={131:0}, preemphasis_values={129:0}, si4713_i2c_driver={79:0}, si4713_id={147:0}, si4713_subdev_core_ops={77:0}, si4713_subdev_ops={82:0}, si4713_subdev_tuner_ops={46:0}, si4713_supply_names={110:0}] [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={45:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={131:0}, preemphasis_values={129:0}, si4713_i2c_driver={79:0}, si4713_id={147:0}, si4713_subdev_core_ops={77:0}, si4713_subdev_ops={82:0}, si4713_subdev_tuner_ops={46:0}, si4713_supply_names={110:0}] [L5966] 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={4294967299:4294967318}, acomp_rtimes={45:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={131:0}, preemphasis_values={129:0}, si4713_i2c_driver={79:0}, si4713_id={147:0}, si4713_subdev_core_ops={77:0}, si4713_subdev_ops={82:0}, si4713_subdev_tuner_ops={46:0}, si4713_supply_names={110:0}] [L5968] tmp = i2c_add_driver(& si4713_i2c_driver) [L5969] return (tmp); VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967318}, acomp_rtimes={45:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={131:0}, preemphasis_values={129:0}, si4713_i2c_driver={79:0}, si4713_id={147:0}, si4713_subdev_core_ops={77:0}, si4713_subdev_ops={82:0}, si4713_subdev_tuner_ops={46:0}, si4713_supply_names={110:0}] [L6011] tmp = si4713_module_init() [L6012] COND FALSE !(tmp != 0) VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967318}, acomp_rtimes={45:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={131:0}, preemphasis_values={129:0}, si4713_i2c_driver={79:0}, si4713_id={147:0}, si4713_subdev_core_ops={77:0}, si4713_subdev_ops={82:0}, si4713_subdev_tuner_ops={46:0}, si4713_supply_names={110:0}] [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={4294967299:4294967318}, acomp_rtimes={45:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={131:0}, preemphasis_values={129:0}, si4713_i2c_driver={79:0}, si4713_id={147:0}, si4713_subdev_core_ops={77:0}, si4713_subdev_ops={82:0}, si4713_subdev_tuner_ops={46:0}, si4713_supply_names={110:0}] [L6018] tmp___0 = __VERIFIER_nondet_int() [L6020] case 0: [L6024] case 1: [L6028] case 2: VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967318}, acomp_rtimes={45:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={131:0}, preemphasis_values={129:0}, si4713_i2c_driver={79:0}, si4713_id={147:0}, si4713_subdev_core_ops={77:0}, si4713_subdev_ops={82:0}, si4713_subdev_tuner_ops={46:0}, si4713_supply_names={110:0}] [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={4294967299:4294967318}, acomp_rtimes={45:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={131:0}, preemphasis_values={129:0}, si4713_i2c_driver={79:0}, si4713_id={147:0}, si4713_subdev_core_ops={77:0}, si4713_subdev_ops={82:0}, si4713_subdev_tuner_ops={46:0}, si4713_supply_names={110:0}] [L5383] COND FALSE !(ctrls->ctrl_class != 10158080U) [L5387] i = 0 VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967318}, acomp_rtimes={45:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={131:0}, preemphasis_values={129:0}, si4713_i2c_driver={79:0}, si4713_id={147:0}, si4713_subdev_core_ops={77:0}, si4713_subdev_ops={82:0}, si4713_subdev_tuner_ops={46:0}, si4713_supply_names={110:0}] [L5410] EXPR ctrls->count VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967318}, acomp_rtimes={45:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={131:0}, preemphasis_values={129:0}, si4713_i2c_driver={79:0}, si4713_id={147:0}, si4713_subdev_core_ops={77:0}, si4713_subdev_ops={82:0}, si4713_subdev_tuner_ops={46:0}, si4713_supply_names={110:0}] [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={4294967299:4294967318}, acomp_rtimes={45:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={131:0}, preemphasis_values={129:0}, si4713_i2c_driver={79:0}, si4713_id={147:0}, si4713_subdev_core_ops={77:0}, si4713_subdev_ops={82:0}, si4713_subdev_tuner_ops={46:0}, si4713_supply_names={110:0}] [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: [L6347] 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={4294967299:4294967318}, acomp_rtimes={45:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={131:0}, preemphasis_values={129:0}, si4713_i2c_driver={79:0}, si4713_id={147:0}, si4713_subdev_core_ops={77:0}, si4713_subdev_ops={82:0}, si4713_subdev_tuner_ops={46:0}, si4713_supply_names={110:0}] [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={4294967299:4294967318}, acomp_rtimes={45:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={131:0}, preemphasis_values={129:0}, si4713_i2c_driver={79:0}, si4713_id={147:0}, si4713_subdev_core_ops={77:0}, si4713_subdev_ops={82:0}, si4713_subdev_tuner_ops={46:0}, si4713_supply_names={110:0}] [L6164] __VERIFIER_error() VAL [__mod_i2c_device_table=0, __this_module={4294967299:4294967318}, acomp_rtimes={45:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={131:0}, preemphasis_values={129:0}, si4713_i2c_driver={79:0}, si4713_id={147:0}, si4713_subdev_core_ops={77:0}, si4713_subdev_ops={82:0}, si4713_subdev_tuner_ops={46:0}, si4713_supply_names={110:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 4589 locations, 8 error locations. Result: UNSAFE, OverallTime: 502.4s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 499.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 73447 SDtfs, 42238 SDslu, 175363 SDs, 0 SdLazy, 33597 SolverSat, 821 SolverUnsat, 141 SolverUnknown, 0 SolverNotchecked, 481.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4589occurred 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: 0.5s AutomataMinimizationTime, 6 MinimizatonAttempts, 27227 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.7s 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...