./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/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_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6eb9348af754e598a94b08c8ab1d1ba8b50e9f79e34a72936f4d36ffd0927628 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.2.1-dev-b2eff8b [2021-10-28 23:35:31,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:35:31,980 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:35:32,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:35:32,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:35:32,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:35:32,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:35:32,029 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:35:32,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:35:32,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:35:32,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:35:32,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:35:32,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:35:32,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:35:32,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:35:32,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:35:32,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:35:32,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:35:32,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:35:32,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:35:32,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:35:32,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:35:32,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:35:32,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:35:32,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:35:32,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:35:32,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:35:32,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:35:32,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:35:32,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:35:32,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:35:32,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:35:32,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:35:32,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:35:32,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:35:32,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:35:32,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:35:32,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:35:32,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:35:32,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:35:32,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:35:32,095 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-28 23:35:32,151 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:35:32,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:35:32,167 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:35:32,168 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:35:32,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:35:32,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:35:32,171 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:35:32,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:35:32,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:35:32,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:35:32,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:35:32,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:35:32,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:35:32,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:35:32,175 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:35:32,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:35:32,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:35:32,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:35:32,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:35:32,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:35:32,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:35:32,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:35:32,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:35:32,178 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:35:32,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:35:32,179 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:35:32,179 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:35:32,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:35:32,180 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:35:32,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6eb9348af754e598a94b08c8ab1d1ba8b50e9f79e34a72936f4d36ffd0927628 [2021-10-28 23:35:32,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:35:32,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:35:32,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:35:32,579 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:35:32,580 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:35:32,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2021-10-28 23:35:32,660 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/data/bb5309dd3/38d808230dbd424893c7d650478291e8/FLAGa4e97be14 [2021-10-28 23:35:33,714 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:35:33,715 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2021-10-28 23:35:33,764 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/data/bb5309dd3/38d808230dbd424893c7d650478291e8/FLAGa4e97be14 [2021-10-28 23:35:34,074 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/data/bb5309dd3/38d808230dbd424893c7d650478291e8 [2021-10-28 23:35:34,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:35:34,077 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:35:34,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:35:34,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:35:34,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:35:34,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:35:34" (1/1) ... [2021-10-28 23:35:34,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ef6f659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:35:34, skipping insertion in model container [2021-10-28 23:35:34,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:35:34" (1/1) ... [2021-10-28 23:35:34,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:35:34,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:35:35,860 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176209,176222] [2021-10-28 23:35:35,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:35:35,917 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:35:36,369 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176209,176222] [2021-10-28 23:35:36,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:35:36,550 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:35:36,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:35:36 WrapperNode [2021-10-28 23:35:36,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:35:36,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:35:36,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:35:36,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:35:36,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:35:36" (1/1) ... [2021-10-28 23:35:36,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:35:36" (1/1) ... [2021-10-28 23:35:37,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:35:37,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:35:37,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:35:37,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:35:37,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:35:36" (1/1) ... [2021-10-28 23:35:37,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:35:36" (1/1) ... [2021-10-28 23:35:38,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:35:36" (1/1) ... [2021-10-28 23:35:38,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:35:36" (1/1) ... [2021-10-28 23:35:38,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:35:36" (1/1) ... [2021-10-28 23:35:39,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:35:36" (1/1) ... [2021-10-28 23:35:39,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:35:36" (1/1) ... [2021-10-28 23:35:39,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:35:39,326 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:35:39,326 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:35:39,326 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:35:39,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:35:36" (1/1) ... [2021-10-28 23:35:39,341 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:35:39,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:35:39,376 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:35:39,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:35:39,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-28 23:35:39,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-28 23:35:39,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-28 23:35:39,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:35:39,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:35:39,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 23:35:39,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 23:35:39,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:35:39,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 23:35:39,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:35:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 23:35:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:35:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-10-28 23:35:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-10-28 23:35:39,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:35:39,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:36:11,278 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:36:11,278 INFO L299 CfgBuilder]: Removed 3175 assume(true) statements. [2021-10-28 23:36:11,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:36:11 BoogieIcfgContainer [2021-10-28 23:36:11,287 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:36:11,289 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:36:11,290 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:36:11,294 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:36:11,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:35:34" (1/3) ... [2021-10-28 23:36:11,295 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@310f138c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:36:11, skipping insertion in model container [2021-10-28 23:36:11,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:35:36" (2/3) ... [2021-10-28 23:36:11,296 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@310f138c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:36:11, skipping insertion in model container [2021-10-28 23:36:11,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:36:11" (3/3) ... [2021-10-28 23:36:11,298 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2021-10-28 23:36:11,305 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:36:11,305 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-10-28 23:36:11,391 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:36:11,399 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 23:36:11,399 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-10-28 23:36:11,527 INFO L276 IsEmpty]: Start isEmpty. Operand has 4627 states, 4618 states have (on average 1.5110437418796017) internal successors, (6978), 4626 states have internal predecessors, (6978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:36:11,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-28 23:36:11,550 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:36:11,551 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:36:11,552 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-28 23:36:11,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:36:11,559 INFO L85 PathProgramCache]: Analyzing trace with hash -191622153, now seen corresponding path program 1 times [2021-10-28 23:36:11,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:36:11,570 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13060765] [2021-10-28 23:36:11,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:36:11,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:36:11,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:36:12,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:36:12,309 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:36:12,310 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13060765] [2021-10-28 23:36:12,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13060765] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:36:12,311 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:36:12,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:36:12,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667917910] [2021-10-28 23:36:12,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:36:12,321 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:36:12,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:36:12,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:36:12,356 INFO L87 Difference]: Start difference. First operand has 4627 states, 4618 states have (on average 1.5110437418796017) internal successors, (6978), 4626 states have internal predecessors, (6978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:36:13,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:36:13,138 INFO L93 Difference]: Finished difference Result 13844 states and 20875 transitions. [2021-10-28 23:36:13,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:36:13,141 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2021-10-28 23:36:13,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:36:13,245 INFO L225 Difference]: With dead ends: 13844 [2021-10-28 23:36:13,245 INFO L226 Difference]: Without dead ends: 9176 [2021-10-28 23:36:13,270 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:36:13,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9176 states. [2021-10-28 23:36:13,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9176 to 4608. [2021-10-28 23:36:13,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4608 states, 4600 states have (on average 1.5047826086956522) internal successors, (6922), 4607 states have internal predecessors, (6922), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:36:13,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 4608 states and 6922 transitions. [2021-10-28 23:36:13,596 INFO L78 Accepts]: Start accepts. Automaton has 4608 states and 6922 transitions. Word has length 44 [2021-10-28 23:36:13,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:36:13,597 INFO L470 AbstractCegarLoop]: Abstraction has 4608 states and 6922 transitions. [2021-10-28 23:36:13,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:36:13,598 INFO L276 IsEmpty]: Start isEmpty. Operand 4608 states and 6922 transitions. [2021-10-28 23:36:13,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-28 23:36:13,604 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:36:13,605 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:36:13,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:36:13,606 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-28 23:36:13,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:36:13,606 INFO L85 PathProgramCache]: Analyzing trace with hash 1828591561, now seen corresponding path program 1 times [2021-10-28 23:36:13,607 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:36:13,607 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522363339] [2021-10-28 23:36:13,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:36:13,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:36:13,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:36:14,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:36:14,095 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:36:14,096 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522363339] [2021-10-28 23:36:14,096 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522363339] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:36:14,096 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:36:14,097 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:36:14,097 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794242235] [2021-10-28 23:36:14,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:36:14,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:36:14,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:36:14,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:36:14,103 INFO L87 Difference]: Start difference. First operand 4608 states and 6922 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:36:14,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:36:14,612 INFO L93 Difference]: Finished difference Result 13765 states and 20697 transitions. [2021-10-28 23:36:14,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:36:14,613 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2021-10-28 23:36:14,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:36:14,680 INFO L225 Difference]: With dead ends: 13765 [2021-10-28 23:36:14,680 INFO L226 Difference]: Without dead ends: 9174 [2021-10-28 23:36:14,692 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:36:14,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9174 states. [2021-10-28 23:36:14,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9174 to 4608. [2021-10-28 23:36:14,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4608 states, 4600 states have (on average 1.5045652173913044) internal successors, (6921), 4607 states have internal predecessors, (6921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:36:14,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 4608 states and 6921 transitions. [2021-10-28 23:36:14,919 INFO L78 Accepts]: Start accepts. Automaton has 4608 states and 6921 transitions. Word has length 47 [2021-10-28 23:36:14,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:36:14,921 INFO L470 AbstractCegarLoop]: Abstraction has 4608 states and 6921 transitions. [2021-10-28 23:36:14,922 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:36:14,922 INFO L276 IsEmpty]: Start isEmpty. Operand 4608 states and 6921 transitions. [2021-10-28 23:36:14,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-28 23:36:14,927 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:36:14,927 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:36:14,928 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:36:14,931 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-28 23:36:14,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:36:14,935 INFO L85 PathProgramCache]: Analyzing trace with hash -243861356, now seen corresponding path program 1 times [2021-10-28 23:36:14,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:36:14,937 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018882388] [2021-10-28 23:36:14,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:36:14,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:36:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:36:15,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:36:15,429 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:36:15,430 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018882388] [2021-10-28 23:36:15,438 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018882388] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:36:15,439 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:36:15,439 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:36:15,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415646594] [2021-10-28 23:36:15,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:36:15,440 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:36:15,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:36:15,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:36:15,446 INFO L87 Difference]: Start difference. First operand 4608 states and 6921 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:36:45,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:36:45,043 INFO L93 Difference]: Finished difference Result 10040 states and 14998 transitions. [2021-10-28 23:36:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:36:45,044 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2021-10-28 23:36:45,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:36:45,078 INFO L225 Difference]: With dead ends: 10040 [2021-10-28 23:36:45,078 INFO L226 Difference]: Without dead ends: 5471 [2021-10-28 23:36:45,086 INFO L786 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 [2021-10-28 23:36:45,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5471 states. [2021-10-28 23:36:45,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5471 to 4612. [2021-10-28 23:36:45,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4612 states, 4604 states have (on average 1.5043440486533448) internal successors, (6926), 4611 states have internal predecessors, (6926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:36:45,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4612 states to 4612 states and 6926 transitions. [2021-10-28 23:36:45,265 INFO L78 Accepts]: Start accepts. Automaton has 4612 states and 6926 transitions. Word has length 50 [2021-10-28 23:36:45,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:36:45,266 INFO L470 AbstractCegarLoop]: Abstraction has 4612 states and 6926 transitions. [2021-10-28 23:36:45,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:36:45,266 INFO L276 IsEmpty]: Start isEmpty. Operand 4612 states and 6926 transitions. [2021-10-28 23:36:45,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-28 23:36:45,269 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:36:45,269 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:36:45,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:36:45,270 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-28 23:36:45,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:36:45,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1472015336, now seen corresponding path program 1 times [2021-10-28 23:36:45,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:36:45,271 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192756030] [2021-10-28 23:36:45,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:36:45,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:36:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:36:45,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:36:45,622 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:36:45,622 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192756030] [2021-10-28 23:36:45,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192756030] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:36:45,623 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:36:45,623 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 23:36:45,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047895961] [2021-10-28 23:36:45,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:36:45,625 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:36:45,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:36:45,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:36:45,626 INFO L87 Difference]: Start difference. First operand 4612 states and 6926 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:38:14,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:38:14,145 INFO L93 Difference]: Finished difference Result 15098 states and 22566 transitions. [2021-10-28 23:38:14,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 23:38:14,145 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-10-28 23:38:14,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:38:14,207 INFO L225 Difference]: With dead ends: 15098 [2021-10-28 23:38:14,207 INFO L226 Difference]: Without dead ends: 10525 [2021-10-28 23:38:14,216 INFO L786 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 [2021-10-28 23:38:14,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10525 states. [2021-10-28 23:38:14,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10525 to 4613. [2021-10-28 23:38:14,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4613 states, 4605 states have (on average 1.5042345276872964) internal successors, (6927), 4612 states have internal predecessors, (6927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:38:14,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4613 states to 4613 states and 6927 transitions. [2021-10-28 23:38:14,413 INFO L78 Accepts]: Start accepts. Automaton has 4613 states and 6927 transitions. Word has length 51 [2021-10-28 23:38:14,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:38:14,414 INFO L470 AbstractCegarLoop]: Abstraction has 4613 states and 6927 transitions. [2021-10-28 23:38:14,415 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:38:14,415 INFO L276 IsEmpty]: Start isEmpty. Operand 4613 states and 6927 transitions. [2021-10-28 23:38:14,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-28 23:38:14,417 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:38:14,418 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:38:14,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:38:14,418 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-28 23:38:14,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:38:14,419 INFO L85 PathProgramCache]: Analyzing trace with hash -371082973, now seen corresponding path program 1 times [2021-10-28 23:38:14,419 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:38:14,420 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120472551] [2021-10-28 23:38:14,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:38:14,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:38:14,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:38:14,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:38:14,743 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:38:14,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120472551] [2021-10-28 23:38:14,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120472551] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:38:14,744 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:38:14,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 23:38:14,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782176038] [2021-10-28 23:38:14,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:38:14,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:38:14,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:38:14,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:38:14,747 INFO L87 Difference]: Start difference. First operand 4613 states and 6927 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:39:07,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:39:07,508 INFO L93 Difference]: Finished difference Result 10693 states and 15881 transitions. [2021-10-28 23:39:07,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 23:39:07,509 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-10-28 23:39:07,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:39:07,527 INFO L225 Difference]: With dead ends: 10693 [2021-10-28 23:39:07,528 INFO L226 Difference]: Without dead ends: 6119 [2021-10-28 23:39:07,537 INFO L786 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 [2021-10-28 23:39:07,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6119 states. [2021-10-28 23:39:07,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6119 to 4617. [2021-10-28 23:39:07,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4617 states, 4609 states have (on average 1.504013885875461) internal successors, (6932), 4616 states have internal predecessors, (6932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:39:07,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4617 states to 4617 states and 6932 transitions. [2021-10-28 23:39:07,688 INFO L78 Accepts]: Start accepts. Automaton has 4617 states and 6932 transitions. Word has length 51 [2021-10-28 23:39:07,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:39:07,689 INFO L470 AbstractCegarLoop]: Abstraction has 4617 states and 6932 transitions. [2021-10-28 23:39:07,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:39:07,689 INFO L276 IsEmpty]: Start isEmpty. Operand 4617 states and 6932 transitions. [2021-10-28 23:39:07,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-28 23:39:07,692 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:39:07,692 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:39:07,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:39:07,693 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-28 23:39:07,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:07,693 INFO L85 PathProgramCache]: Analyzing trace with hash 1082488087, now seen corresponding path program 1 times [2021-10-28 23:39:07,694 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:07,694 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125780855] [2021-10-28 23:39:07,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:07,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:07,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:39:07,916 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:39:07,916 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125780855] [2021-10-28 23:39:07,916 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125780855] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:39:07,916 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:39:07,917 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:39:07,917 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844738667] [2021-10-28 23:39:07,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:39:07,918 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:39:07,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:39:07,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:39:07,919 INFO L87 Difference]: Start difference. First operand 4617 states and 6932 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:39:08,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:39:08,114 INFO L93 Difference]: Finished difference Result 8941 states and 13475 transitions. [2021-10-28 23:39:08,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:39:08,115 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-10-28 23:39:08,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:39:08,140 INFO L225 Difference]: With dead ends: 8941 [2021-10-28 23:39:08,141 INFO L226 Difference]: Without dead ends: 8929 [2021-10-28 23:39:08,145 INFO L786 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 [2021-10-28 23:39:08,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8929 states. [2021-10-28 23:39:08,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8929 to 4605. [2021-10-28 23:39:08,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4605 states, 4603 states have (on average 1.5033673691071041) internal successors, (6920), 4604 states have internal predecessors, (6920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:39:08,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4605 states to 4605 states and 6920 transitions. [2021-10-28 23:39:08,306 INFO L78 Accepts]: Start accepts. Automaton has 4605 states and 6920 transitions. Word has length 51 [2021-10-28 23:39:08,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:39:08,307 INFO L470 AbstractCegarLoop]: Abstraction has 4605 states and 6920 transitions. [2021-10-28 23:39:08,307 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:39:08,308 INFO L276 IsEmpty]: Start isEmpty. Operand 4605 states and 6920 transitions. [2021-10-28 23:39:08,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-28 23:39:08,310 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:39:08,311 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:39:08,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 23:39:08,311 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-28 23:39:08,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:08,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1823112505, now seen corresponding path program 1 times [2021-10-28 23:39:08,312 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:08,313 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392981856] [2021-10-28 23:39:08,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:08,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:08,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:39:08,733 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:39:08,733 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392981856] [2021-10-28 23:39:08,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392981856] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:39:08,733 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:39:08,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 23:39:08,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227213337] [2021-10-28 23:39:08,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 23:39:08,734 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:39:08,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 23:39:08,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:39:08,735 INFO L87 Difference]: Start difference. First operand 4605 states and 6920 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:40:44,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:40:44,863 INFO L93 Difference]: Finished difference Result 16158 states and 24028 transitions. [2021-10-28 23:40:44,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-28 23:40:44,864 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-10-28 23:40:44,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:40:44,900 INFO L225 Difference]: With dead ends: 16158 [2021-10-28 23:40:44,900 INFO L226 Difference]: Without dead ends: 11592 [2021-10-28 23:40:44,912 INFO L786 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 [2021-10-28 23:40:44,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11592 states. [2021-10-28 23:40:45,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11592 to 4609. [2021-10-28 23:40:45,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4609 states, 4607 states have (on average 1.50336444540916) internal successors, (6926), 4608 states have internal predecessors, (6926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:40:45,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4609 states to 4609 states and 6926 transitions. [2021-10-28 23:40:45,096 INFO L78 Accepts]: Start accepts. Automaton has 4609 states and 6926 transitions. Word has length 52 [2021-10-28 23:40:45,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:40:45,098 INFO L470 AbstractCegarLoop]: Abstraction has 4609 states and 6926 transitions. [2021-10-28 23:40:45,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:40:45,099 INFO L276 IsEmpty]: Start isEmpty. Operand 4609 states and 6926 transitions. [2021-10-28 23:40:45,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 23:40:45,102 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:40:45,102 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:40:45,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 23:40:45,103 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-28 23:40:45,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:45,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1705180294, now seen corresponding path program 1 times [2021-10-28 23:40:45,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:40:45,105 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120071069] [2021-10-28 23:40:45,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:40:45,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:40:46,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:40:46,346 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:40:47,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:40:47,876 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:40:47,876 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-28 23:40:47,878 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:40:47,880 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:40:47,880 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:40:47,881 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:40:47,881 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:40:47,881 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:40:47,882 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:40:47,882 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:40:47,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 23:40:47,886 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:40:47,891 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:40:48,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:40:48 BoogieIcfgContainer [2021-10-28 23:40:48,187 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:40:48,188 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:40:48,188 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:40:48,188 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:40:48,189 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:36:11" (3/4) ... [2021-10-28 23:40:48,191 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-28 23:40:48,456 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:40:48,456 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:40:48,458 INFO L168 Benchmark]: Toolchain (without parser) took 314379.66 ms. Allocated memory was 109.1 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 81.8 MB in the beginning and 892.8 MB in the end (delta: -811.0 MB). Peak memory consumption was 570.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:40:48,459 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 109.1 MB. Free memory was 82.2 MB in the beginning and 82.1 MB in the end (delta: 117.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:40:48,461 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2472.80 ms. Allocated memory was 109.1 MB in the beginning and 144.7 MB in the end (delta: 35.7 MB). Free memory was 81.4 MB in the beginning and 70.8 MB in the end (delta: 10.6 MB). Peak memory consumption was 54.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:40:48,462 INFO L168 Benchmark]: Boogie Procedure Inliner took 1233.94 ms. Allocated memory was 144.7 MB in the beginning and 220.2 MB in the end (delta: 75.5 MB). Free memory was 70.8 MB in the beginning and 106.8 MB in the end (delta: -35.9 MB). Peak memory consumption was 93.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:40:48,463 INFO L168 Benchmark]: Boogie Preprocessor took 1537.20 ms. Allocated memory was 220.2 MB in the beginning and 440.4 MB in the end (delta: 220.2 MB). Free memory was 106.8 MB in the beginning and 266.7 MB in the end (delta: -159.9 MB). Peak memory consumption was 106.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:40:48,463 INFO L168 Benchmark]: RCFGBuilder took 31961.32 ms. Allocated memory was 440.4 MB in the beginning and 1.5 GB in the end (delta: 1.1 GB). Free memory was 266.7 MB in the beginning and 881.1 MB in the end (delta: -614.4 MB). Peak memory consumption was 663.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:40:48,464 INFO L168 Benchmark]: TraceAbstraction took 276897.84 ms. Allocated memory is still 1.5 GB. Free memory was 881.1 MB in the beginning and 942.1 MB in the end (delta: -60.9 MB). Peak memory consumption was 518.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:40:48,464 INFO L168 Benchmark]: Witness Printer took 268.52 ms. Allocated memory is still 1.5 GB. Free memory was 942.1 MB in the beginning and 892.8 MB in the end (delta: 49.3 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:40:48,468 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 109.1 MB. Free memory was 82.2 MB in the beginning and 82.1 MB in the end (delta: 117.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2472.80 ms. Allocated memory was 109.1 MB in the beginning and 144.7 MB in the end (delta: 35.7 MB). Free memory was 81.4 MB in the beginning and 70.8 MB in the end (delta: 10.6 MB). Peak memory consumption was 54.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 1233.94 ms. Allocated memory was 144.7 MB in the beginning and 220.2 MB in the end (delta: 75.5 MB). Free memory was 70.8 MB in the beginning and 106.8 MB in the end (delta: -35.9 MB). Peak memory consumption was 93.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 1537.20 ms. Allocated memory was 220.2 MB in the beginning and 440.4 MB in the end (delta: 220.2 MB). Free memory was 106.8 MB in the beginning and 266.7 MB in the end (delta: -159.9 MB). Peak memory consumption was 106.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 31961.32 ms. Allocated memory was 440.4 MB in the beginning and 1.5 GB in the end (delta: 1.1 GB). Free memory was 266.7 MB in the beginning and 881.1 MB in the end (delta: -614.4 MB). Peak memory consumption was 663.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 276897.84 ms. Allocated memory is still 1.5 GB. Free memory was 881.1 MB in the beginning and 942.1 MB in the end (delta: -60.9 MB). Peak memory consumption was 518.9 MB. Max. memory is 16.1 GB. * Witness Printer took 268.52 ms. Allocated memory is still 1.5 GB. Free memory was 942.1 MB in the beginning and 892.8 MB in the end (delta: 49.3 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 6190]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L4032] static int debug ; [L4033] static char const *si4713_supply_names[2U] = { "vio", "vdd"}; [L4034-L4044] 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}; [L4045-L4048] static unsigned long acomp_rtimes[10U] = { 0UL, 100000UL, 1UL, 200000UL, 2UL, 350000UL, 3UL, 525000UL, 4UL, 1000000UL}; [L4049-L4050] static unsigned long preemphasis_values[6U] = { 2UL, 0UL, 1UL, 1UL, 0UL, 2UL}; [L5667-L5669] 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}; [L5837-L5839] 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}; [L5840-L5841] static struct v4l2_subdev_ops const si4713_subdev_ops = {& si4713_subdev_core_ops, & si4713_subdev_tuner_ops, 0, 0, 0, 0, 0, 0}; [L5971] static struct i2c_device_id const si4713_id[2U] = { {{'s', 'i', '4', '7', '1', '3', '\000'}, 0UL}}; [L5972] struct i2c_device_id const __mod_i2c_device_table ; [L5973-L5977] 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}}; [L5999] int LDV_IN_INTERRUPT ; VAL [__mod_i2c_device_table=0, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=0, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L6002] struct v4l2_subdev *var_group1 ; [L6003] struct v4l2_queryctrl *var_group2 ; [L6004] struct v4l2_ext_controls *var_group3 ; [L6005] struct v4l2_control *var_group4 ; [L6006] unsigned int var_si4713_ioctl_33_p1 ; [L6007] void *var_si4713_ioctl_33_p2 ; [L6008] struct v4l2_frequency *var_group5 ; [L6009] struct v4l2_modulator *var_group6 ; [L6010] struct i2c_client *var_group7 ; [L6011] struct i2c_device_id const *var_si4713_probe_38_p1 ; [L6012] int res_si4713_probe_38 ; [L6013] int res_si4713_remove_39 ; [L6014] int var_si4713_handler_0_p0 ; [L6015] void *var_si4713_handler_0_p1 ; [L6016] int ldv_s_si4713_i2c_driver_i2c_driver ; [L6017] int tmp ; [L6018] int tmp___0 ; [L6019] int tmp___1 ; [L3972] COND FALSE !(__VERIFIER_nondet_int()) [L3977] return ((void *)0); VAL [__mod_i2c_device_table=0, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=0, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L6021] var_group1 = ldv_malloc(sizeof(struct si4713_device)) [L3972] COND TRUE __VERIFIER_nondet_int() [L3973] void *res = malloc(size); [L3968] return ((unsigned long)ptr > ((unsigned long)-4095)); VAL [__mod_i2c_device_table=0, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=0, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L3963] COND FALSE !(!cond) VAL [__mod_i2c_device_table=0, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=0, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L3975] return res; VAL [__mod_i2c_device_table=0, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=0, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L6022] var_group2 = ldv_malloc(sizeof(struct v4l2_queryctrl)) [L6023] COND FALSE !(!var_group2) [L6025] var_group2->id = __VERIFIER_nondet_int() [L3972] COND TRUE __VERIFIER_nondet_int() [L3973] void *res = malloc(size); [L3968] return ((unsigned long)ptr > ((unsigned long)-4095)); VAL [__mod_i2c_device_table=0, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=0, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L3963] COND FALSE !(!cond) VAL [__mod_i2c_device_table=0, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=0, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L3975] return res; VAL [__mod_i2c_device_table=0, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=0, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L6026] var_group3 = ldv_malloc(sizeof(struct v4l2_ext_controls)) [L6027] COND FALSE !(!var_group3) [L6029] var_group3->ctrl_class = __VERIFIER_nondet_int() [L3972] COND FALSE !(__VERIFIER_nondet_int()) [L3977] return ((void *)0); VAL [__mod_i2c_device_table=0, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=0, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L6030] var_group3->controls = ldv_malloc(sizeof(struct v4l2_ext_control)) [L3972] COND FALSE !(__VERIFIER_nondet_int()) [L3977] return ((void *)0); VAL [__mod_i2c_device_table=0, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=0, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L6031] var_group6 = ldv_malloc(sizeof(struct v4l2_modulator)) [L3972] COND FALSE !(__VERIFIER_nondet_int()) [L3977] return ((void *)0); VAL [__mod_i2c_device_table=0, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=0, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L6032] var_group7 = ldv_malloc(sizeof(struct i2c_client)) [L6033] ldv_s_si4713_i2c_driver_i2c_driver = 0 [L6034] LDV_IN_INTERRUPT = 1 VAL [__mod_i2c_device_table=0, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L5980] int tmp ; [L3953] int tmp ; [L6311] return __VERIFIER_nondet_int(); [L3955] tmp = i2c_register_driver(& __this_module, driver) [L3956] return (tmp); VAL [__mod_i2c_device_table=0, __this_module={18446744073709547669:18446744073709547670}, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L5982] tmp = i2c_add_driver(& si4713_i2c_driver) [L5983] return (tmp); VAL [__mod_i2c_device_table=0, __this_module={18446744073709547669:18446744073709547670}, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L6037] tmp = si4713_module_init() [L6038] COND FALSE !(tmp != 0) VAL [__mod_i2c_device_table=0, __this_module={18446744073709547669:18446744073709547670}, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L6123] tmp___1 = __VERIFIER_nondet_int() [L6124] COND TRUE tmp___1 != 0 || ldv_s_si4713_i2c_driver_i2c_driver != 0 VAL [__mod_i2c_device_table=0, __this_module={18446744073709547669:18446744073709547670}, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L6044] tmp___0 = __VERIFIER_nondet_int() [L6046] case 0: [L6050] case 1: [L6054] case 2: VAL [__mod_i2c_device_table=0, __this_module={18446744073709547669:18446744073709547670}, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L5390] struct si4713_device *sdev ; [L5391] struct v4l2_subdev const *__mptr ; [L5392] int i ; [L5393] int err ; [L5395] __mptr = (struct v4l2_subdev const *)sd [L5396] sdev = (struct si4713_device *)__mptr [L5397] EXPR ctrls->ctrl_class VAL [__mod_i2c_device_table=0, __this_module={18446744073709547669:18446744073709547670}, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L5397] COND FALSE !(ctrls->ctrl_class != 10158080U) [L5401] i = 0 VAL [__mod_i2c_device_table=0, __this_module={18446744073709547669:18446744073709547670}, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L5424] EXPR ctrls->count VAL [__mod_i2c_device_table=0, __this_module={18446744073709547669:18446744073709547670}, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L5424] COND TRUE (__u32 )i < ctrls->count [L5404] EXPR ctrls->controls [L5404] (ctrls->controls + (unsigned long )i)->id [L5405] case 10160389U: VAL [__mod_i2c_device_table=0, __this_module={18446744073709547669:18446744073709547670}, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L5406] case 10160390U: [L5407] ctrls->controls [L4812] struct v4l2_queryctrl vqc ; [L4813] int len ; [L4814] s32 rval ; [L4815] char ps_name[97U] ; [L4816] unsigned long tmp ; [L4817] size_t tmp___0 ; [L4818] char radio_text[385U] ; [L4819] unsigned long tmp___1 ; [L4820] size_t tmp___2 ; [L4822] rval = 0 [L4823] EXPR control->id [L4823] vqc.id = control->id [L5476] int rval ; [L5478] rval = 0 [L5479] qc->id [L5480] case 9963785U: [L5483] case 10160386U: [L5486] case 10160387U: [L5489] case 10160385U: [L5492] case 10160389U: [L6373] return __VERIFIER_nondet_int(); [L5493] rval = v4l2_ctrl_query_fill(qc, 0, 96, 8, 0) [L5545] return (rval); VAL [__mod_i2c_device_table=0, __this_module={18446744073709547669:18446744073709547670}, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L4824] rval = si4713_queryctrl(& sdev->sd, & vqc) [L4825] COND FALSE !(rval < 0) [L4829] control->id [L4830] case 10160389U: [L4831] EXPR control->size [L4831] len = (int )(control->size - 1U) [L4832] COND FALSE !(len > 96) [L4837] control->ldv_23581.string [L6179] unsigned long tmp ; [L6233] COND FALSE !(n >= 0L) VAL [__mod_i2c_device_table=0, __this_module={18446744073709547669:18446744073709547670}, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] [L6190] reach_error() VAL [__mod_i2c_device_table=0, __this_module={18446744073709547669:18446744073709547670}, acomp_rtimes={18446744073709547603:0}, debug=0, LDV_IN_INTERRUPT=1, limiter_times={18446744073709547644:0}, preemphasis_values={18446744073709547656:0}, si4713_i2c_driver={18446744073709547630:0}, si4713_id={18446744073709547643:0}, si4713_subdev_core_ops={18446744073709547570:0}, si4713_subdev_ops={18446744073709547587:0}, si4713_subdev_tuner_ops={18446744073709547586:0}, si4713_supply_names={18446744073709547646:0}] - UnprovableResult [Line: 6190]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 6190]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 6190]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 6190]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 6190]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 6190]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 6190]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 4627 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 276.4s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 268.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 72471 SDtfs, 44882 SDslu, 151076 SDs, 0 SdLazy, 25558 SolverSat, 735 SolverUnsat, 24 SolverUnknown, 0 SolverNotchecked, 244.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4627occurred in iteration=0, InterpolantAutomatonStates: 51, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 28714 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 400 NumberOfCodeBlocks, 400 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 339 ConstructedInterpolants, 0 QuantifiedInterpolants, 547 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-28 23:40:48,698 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-10-28 23:40:48,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e837cdb3-7497-4fb3-ae79-3698283550f2/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...