./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/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_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt --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 bb40f0987419ab9ea449d14c8795822fe4243168 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-4e77c04 [2021-10-13 00:19:14,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:19:14,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:19:14,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:19:14,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:19:14,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:19:14,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:19:14,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:19:14,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:19:14,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:19:14,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:19:14,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:19:14,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:19:14,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:19:14,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:19:14,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:19:14,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:19:14,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:19:14,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:19:14,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:19:14,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:19:14,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:19:14,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:19:14,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:19:14,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:19:14,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:19:14,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:19:14,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:19:14,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:19:14,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:19:14,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:19:14,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:19:14,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:19:14,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:19:14,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:19:14,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:19:14,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:19:14,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:19:14,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:19:14,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:19:14,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:19:14,661 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-13 00:19:14,687 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:19:14,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:19:14,688 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:19:14,688 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:19:14,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:19:14,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:19:14,696 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:19:14,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:19:14,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:19:14,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:19:14,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:19:14,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:19:14,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:19:14,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:19:14,697 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:19:14,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:19:14,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:19:14,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:19:14,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:19:14,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:19:14,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:19:14,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:19:14,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:19:14,699 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:19:14,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:19:14,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:19:14,700 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:19:14,704 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_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb40f0987419ab9ea449d14c8795822fe4243168 [2021-10-13 00:19:15,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:19:15,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:19:15,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:19:15,074 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:19:15,075 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:19:15,076 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2021-10-13 00:19:15,152 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/data/101dec9d9/864f04e74df74c4fba343b62b8dacfcd/FLAG5a36ff4cc [2021-10-13 00:19:16,135 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:19:16,137 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2021-10-13 00:19:16,176 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/data/101dec9d9/864f04e74df74c4fba343b62b8dacfcd/FLAG5a36ff4cc [2021-10-13 00:19:16,610 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/data/101dec9d9/864f04e74df74c4fba343b62b8dacfcd [2021-10-13 00:19:16,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:19:16,615 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:19:16,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:19:16,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:19:16,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:19:16,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:19:16" (1/1) ... [2021-10-13 00:19:16,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4b5f91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:16, skipping insertion in model container [2021-10-13 00:19:16,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:19:16" (1/1) ... [2021-10-13 00:19:16,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:19:16,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:19:18,232 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_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176209,176222] [2021-10-13 00:19:18,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:19:18,279 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:19:18,555 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_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176209,176222] [2021-10-13 00:19:18,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:19:18,687 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:19:18,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:18 WrapperNode [2021-10-13 00:19:18,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:19:18,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:19:18,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:19:18,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:19:18,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:18" (1/1) ... [2021-10-13 00:19:18,803 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:18" (1/1) ... [2021-10-13 00:19:19,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:19:19,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:19:19,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:19:19,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:19:19,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:18" (1/1) ... [2021-10-13 00:19:19,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:18" (1/1) ... [2021-10-13 00:19:20,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:18" (1/1) ... [2021-10-13 00:19:20,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:18" (1/1) ... [2021-10-13 00:19:20,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:18" (1/1) ... [2021-10-13 00:19:20,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:18" (1/1) ... [2021-10-13 00:19:20,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:18" (1/1) ... [2021-10-13 00:19:21,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:19:21,012 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:19:21,012 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:19:21,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:19:21,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:18" (1/1) ... [2021-10-13 00:19:21,024 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:19:21,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:19:21,047 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:19:21,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:19:21,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-13 00:19:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-13 00:19:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-13 00:19:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 00:19:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 00:19:21,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 00:19:21,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 00:19:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:19:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 00:19:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:19:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-13 00:19:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:19:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-10-13 00:19:21,104 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-10-13 00:19:21,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:19:21,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:19:48,487 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:19:48,487 INFO L299 CfgBuilder]: Removed 3175 assume(true) statements. [2021-10-13 00:19:48,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:19:48 BoogieIcfgContainer [2021-10-13 00:19:48,495 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:19:48,497 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:19:48,497 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:19:48,501 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:19:48,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:19:16" (1/3) ... [2021-10-13 00:19:48,502 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@798fc41b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:19:48, skipping insertion in model container [2021-10-13 00:19:48,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:19:18" (2/3) ... [2021-10-13 00:19:48,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@798fc41b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:19:48, skipping insertion in model container [2021-10-13 00:19:48,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:19:48" (3/3) ... [2021-10-13 00:19:48,505 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2021-10-13 00:19:48,511 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:19:48,511 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-10-13 00:19:48,586 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:19:48,593 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, mConcurrency=FINITE_AUTOMATA, 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 [2021-10-13 00:19:48,593 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-10-13 00:19:48,686 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) [2021-10-13 00:19:48,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-13 00:19:48,717 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:19:48,719 INFO L512 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] [2021-10-13 00:19:48,720 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)] === [2021-10-13 00:19:48,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:19:48,725 INFO L82 PathProgramCache]: Analyzing trace with hash -191622153, now seen corresponding path program 1 times [2021-10-13 00:19:48,735 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:19:48,735 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88028920] [2021-10-13 00:19:48,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:19:48,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:19:49,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:19:49,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:19:49,691 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:19:49,692 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88028920] [2021-10-13 00:19:49,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88028920] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:19:49,694 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:19:49,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:19:49,696 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828604988] [2021-10-13 00:19:49,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:19:49,704 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:19:49,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:19:49,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:19:49,737 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) [2021-10-13 00:19:50,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:19:50,476 INFO L93 Difference]: Finished difference Result 13844 states and 20875 transitions. [2021-10-13 00:19:50,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:19:50,478 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 [2021-10-13 00:19:50,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:19:50,577 INFO L225 Difference]: With dead ends: 13844 [2021-10-13 00:19:50,577 INFO L226 Difference]: Without dead ends: 9176 [2021-10-13 00:19:50,600 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 31.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:19:50,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9176 states. [2021-10-13 00:19:50,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9176 to 4608. [2021-10-13 00:19:50,931 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) [2021-10-13 00:19:50,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 4608 states and 6922 transitions. [2021-10-13 00:19:50,958 INFO L78 Accepts]: Start accepts. Automaton has 4608 states and 6922 transitions. Word has length 44 [2021-10-13 00:19:50,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:19:50,959 INFO L470 AbstractCegarLoop]: Abstraction has 4608 states and 6922 transitions. [2021-10-13 00:19:50,959 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) [2021-10-13 00:19:50,960 INFO L276 IsEmpty]: Start isEmpty. Operand 4608 states and 6922 transitions. [2021-10-13 00:19:50,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-13 00:19:50,966 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:19:50,967 INFO L512 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] [2021-10-13 00:19:50,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:19:50,968 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)] === [2021-10-13 00:19:50,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:19:50,972 INFO L82 PathProgramCache]: Analyzing trace with hash 1828591561, now seen corresponding path program 1 times [2021-10-13 00:19:50,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:19:50,973 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26819713] [2021-10-13 00:19:50,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:19:50,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:19:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:19:51,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:19:51,239 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:19:51,240 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26819713] [2021-10-13 00:19:51,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26819713] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:19:51,241 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:19:51,241 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:19:51,241 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605380589] [2021-10-13 00:19:51,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:19:51,245 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:19:51,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:19:51,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:19:51,246 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) [2021-10-13 00:19:51,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:19:51,743 INFO L93 Difference]: Finished difference Result 13765 states and 20697 transitions. [2021-10-13 00:19:51,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:19:51,744 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 [2021-10-13 00:19:51,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:19:51,806 INFO L225 Difference]: With dead ends: 13765 [2021-10-13 00:19:51,806 INFO L226 Difference]: Without dead ends: 9174 [2021-10-13 00:19:51,819 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 34.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:19:51,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9174 states. [2021-10-13 00:19:51,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9174 to 4608. [2021-10-13 00:19:52,007 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) [2021-10-13 00:19:52,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 4608 states and 6921 transitions. [2021-10-13 00:19:52,031 INFO L78 Accepts]: Start accepts. Automaton has 4608 states and 6921 transitions. Word has length 47 [2021-10-13 00:19:52,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:19:52,032 INFO L470 AbstractCegarLoop]: Abstraction has 4608 states and 6921 transitions. [2021-10-13 00:19:52,032 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) [2021-10-13 00:19:52,032 INFO L276 IsEmpty]: Start isEmpty. Operand 4608 states and 6921 transitions. [2021-10-13 00:19:52,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-13 00:19:52,037 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:19:52,037 INFO L512 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] [2021-10-13 00:19:52,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:19:52,040 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)] === [2021-10-13 00:19:52,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:19:52,041 INFO L82 PathProgramCache]: Analyzing trace with hash -243861356, now seen corresponding path program 1 times [2021-10-13 00:19:52,042 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:19:52,045 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705321741] [2021-10-13 00:19:52,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:19:52,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:19:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:19:52,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:19:52,431 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:19:52,431 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705321741] [2021-10-13 00:19:52,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705321741] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:19:52,432 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:19:52,439 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:19:52,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748789656] [2021-10-13 00:19:52,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:19:52,440 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:19:52,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:19:52,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:19:52,441 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) [2021-10-13 00:20:19,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:20:19,050 INFO L93 Difference]: Finished difference Result 10040 states and 14998 transitions. [2021-10-13 00:20:19,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 00:20:19,050 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 [2021-10-13 00:20:19,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:20:19,083 INFO L225 Difference]: With dead ends: 10040 [2021-10-13 00:20:19,083 INFO L226 Difference]: Without dead ends: 5471 [2021-10-13 00:20:19,092 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 24.1ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:20:19,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5471 states. [2021-10-13 00:20:19,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5471 to 4612. [2021-10-13 00:20:19,234 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) [2021-10-13 00:20:19,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4612 states to 4612 states and 6926 transitions. [2021-10-13 00:20:19,249 INFO L78 Accepts]: Start accepts. Automaton has 4612 states and 6926 transitions. Word has length 50 [2021-10-13 00:20:19,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:20:19,250 INFO L470 AbstractCegarLoop]: Abstraction has 4612 states and 6926 transitions. [2021-10-13 00:20:19,250 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) [2021-10-13 00:20:19,250 INFO L276 IsEmpty]: Start isEmpty. Operand 4612 states and 6926 transitions. [2021-10-13 00:20:19,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-13 00:20:19,253 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:20:19,253 INFO L512 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] [2021-10-13 00:20:19,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 00:20:19,254 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)] === [2021-10-13 00:20:19,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:20:19,254 INFO L82 PathProgramCache]: Analyzing trace with hash 1472015336, now seen corresponding path program 1 times [2021-10-13 00:20:19,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:20:19,255 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455798600] [2021-10-13 00:20:19,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:20:19,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:20:19,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:20:19,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:20:19,542 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:20:19,542 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455798600] [2021-10-13 00:20:19,543 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455798600] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:20:19,543 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:20:19,543 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 00:20:19,543 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925069843] [2021-10-13 00:20:19,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 00:20:19,544 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:20:19,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 00:20:19,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:20:19,545 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) [2021-10-13 00:21:37,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:21:37,724 INFO L93 Difference]: Finished difference Result 15098 states and 22566 transitions. [2021-10-13 00:21:37,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 00:21:37,724 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 [2021-10-13 00:21:37,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:21:37,778 INFO L225 Difference]: With dead ends: 15098 [2021-10-13 00:21:37,779 INFO L226 Difference]: Without dead ends: 10525 [2021-10-13 00:21:37,790 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 52.0ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-10-13 00:21:37,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10525 states. [2021-10-13 00:21:37,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10525 to 4613. [2021-10-13 00:21:37,962 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) [2021-10-13 00:21:37,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4613 states to 4613 states and 6927 transitions. [2021-10-13 00:21:37,972 INFO L78 Accepts]: Start accepts. Automaton has 4613 states and 6927 transitions. Word has length 51 [2021-10-13 00:21:37,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:21:37,972 INFO L470 AbstractCegarLoop]: Abstraction has 4613 states and 6927 transitions. [2021-10-13 00:21:37,973 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) [2021-10-13 00:21:37,973 INFO L276 IsEmpty]: Start isEmpty. Operand 4613 states and 6927 transitions. [2021-10-13 00:21:37,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-13 00:21:37,975 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:21:37,976 INFO L512 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] [2021-10-13 00:21:37,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 00:21:37,976 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)] === [2021-10-13 00:21:37,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:21:37,977 INFO L82 PathProgramCache]: Analyzing trace with hash -371082973, now seen corresponding path program 1 times [2021-10-13 00:21:37,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:21:37,977 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268278495] [2021-10-13 00:21:37,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:21:37,978 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:21:38,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:21:38,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:21:38,333 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:21:38,334 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268278495] [2021-10-13 00:21:38,334 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268278495] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:21:38,334 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:21:38,334 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 00:21:38,334 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854281278] [2021-10-13 00:21:38,335 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 00:21:38,335 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:21:38,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 00:21:38,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:21:38,336 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) [2021-10-13 00:22:25,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:22:25,587 INFO L93 Difference]: Finished difference Result 10693 states and 15881 transitions. [2021-10-13 00:22:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-13 00:22:25,588 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 [2021-10-13 00:22:25,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:22:25,606 INFO L225 Difference]: With dead ends: 10693 [2021-10-13 00:22:25,606 INFO L226 Difference]: Without dead ends: 6119 [2021-10-13 00:22:25,615 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 81.8ms TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-10-13 00:22:25,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6119 states. [2021-10-13 00:22:25,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6119 to 4617. [2021-10-13 00:22:25,748 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) [2021-10-13 00:22:25,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4617 states to 4617 states and 6932 transitions. [2021-10-13 00:22:25,758 INFO L78 Accepts]: Start accepts. Automaton has 4617 states and 6932 transitions. Word has length 51 [2021-10-13 00:22:25,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:22:25,759 INFO L470 AbstractCegarLoop]: Abstraction has 4617 states and 6932 transitions. [2021-10-13 00:22:25,760 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) [2021-10-13 00:22:25,760 INFO L276 IsEmpty]: Start isEmpty. Operand 4617 states and 6932 transitions. [2021-10-13 00:22:25,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-13 00:22:25,762 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:22:25,763 INFO L512 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] [2021-10-13 00:22:25,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 00:22:25,763 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)] === [2021-10-13 00:22:25,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:22:25,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1082488087, now seen corresponding path program 1 times [2021-10-13 00:22:25,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:22:25,765 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308700365] [2021-10-13 00:22:25,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:22:25,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:22:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:22:25,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:22:25,934 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:22:25,935 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308700365] [2021-10-13 00:22:25,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308700365] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:22:25,935 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:22:25,935 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:22:25,936 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33908144] [2021-10-13 00:22:25,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:22:25,937 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:22:25,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:22:25,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:22:25,938 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) [2021-10-13 00:22:26,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:22:26,131 INFO L93 Difference]: Finished difference Result 8941 states and 13475 transitions. [2021-10-13 00:22:26,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:22:26,132 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 [2021-10-13 00:22:26,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:22:26,157 INFO L225 Difference]: With dead ends: 8941 [2021-10-13 00:22:26,158 INFO L226 Difference]: Without dead ends: 8929 [2021-10-13 00:22:26,162 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:22:26,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8929 states. [2021-10-13 00:22:26,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8929 to 4605. [2021-10-13 00:22:26,291 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) [2021-10-13 00:22:26,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4605 states to 4605 states and 6920 transitions. [2021-10-13 00:22:26,301 INFO L78 Accepts]: Start accepts. Automaton has 4605 states and 6920 transitions. Word has length 51 [2021-10-13 00:22:26,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:22:26,302 INFO L470 AbstractCegarLoop]: Abstraction has 4605 states and 6920 transitions. [2021-10-13 00:22:26,302 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) [2021-10-13 00:22:26,302 INFO L276 IsEmpty]: Start isEmpty. Operand 4605 states and 6920 transitions. [2021-10-13 00:22:26,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-13 00:22:26,304 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:22:26,304 INFO L512 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] [2021-10-13 00:22:26,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 00:22:26,305 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)] === [2021-10-13 00:22:26,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:22:26,306 INFO L82 PathProgramCache]: Analyzing trace with hash 1823112505, now seen corresponding path program 1 times [2021-10-13 00:22:26,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:22:26,306 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321422630] [2021-10-13 00:22:26,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:22:26,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:22:26,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:22:26,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:22:26,691 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:22:26,691 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321422630] [2021-10-13 00:22:26,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321422630] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:22:26,692 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:22:26,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 00:22:26,692 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002297285] [2021-10-13 00:22:26,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 00:22:26,693 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:22:26,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 00:22:26,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:22:26,694 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) [2021-10-13 00:23:53,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:23:53,255 INFO L93 Difference]: Finished difference Result 16158 states and 24028 transitions. [2021-10-13 00:23:53,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-13 00:23:53,256 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 [2021-10-13 00:23:53,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:23:53,287 INFO L225 Difference]: With dead ends: 16158 [2021-10-13 00:23:53,287 INFO L226 Difference]: Without dead ends: 11592 [2021-10-13 00:23:53,299 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 138.7ms TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2021-10-13 00:23:53,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11592 states. [2021-10-13 00:23:53,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11592 to 4609. [2021-10-13 00:23:53,452 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) [2021-10-13 00:23:53,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4609 states to 4609 states and 6926 transitions. [2021-10-13 00:23:53,461 INFO L78 Accepts]: Start accepts. Automaton has 4609 states and 6926 transitions. Word has length 52 [2021-10-13 00:23:53,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:23:53,462 INFO L470 AbstractCegarLoop]: Abstraction has 4609 states and 6926 transitions. [2021-10-13 00:23:53,462 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) [2021-10-13 00:23:53,462 INFO L276 IsEmpty]: Start isEmpty. Operand 4609 states and 6926 transitions. [2021-10-13 00:23:53,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-13 00:23:53,465 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:23:53,465 INFO L512 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] [2021-10-13 00:23:53,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 00:23:53,466 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)] === [2021-10-13 00:23:53,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:23:53,466 INFO L82 PathProgramCache]: Analyzing trace with hash 1705180294, now seen corresponding path program 1 times [2021-10-13 00:23:53,466 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:23:53,467 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682465667] [2021-10-13 00:23:53,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:23:53,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:23:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:23:54,557 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:23:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:23:55,907 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:23:55,907 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 00:23:55,908 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:23:55,911 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:23:55,912 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:23:55,912 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:23:55,913 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:23:55,913 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:23:55,913 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:23:55,913 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:23:55,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 00:23:55,923 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:23:56,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:23:56 BoogieIcfgContainer [2021-10-13 00:23:56,248 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:23:56,249 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:23:56,249 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:23:56,249 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:23:56,250 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:19:48" (3/4) ... [2021-10-13 00:23:56,252 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-13 00:23:56,462 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:23:56,463 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:23:56,465 INFO L168 Benchmark]: Toolchain (without parser) took 279848.78 ms. Allocated memory was 86.0 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 59.0 MB in the beginning and 715.4 MB in the end (delta: -656.5 MB). Peak memory consumption was 789.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:23:56,465 INFO L168 Benchmark]: CDTParser took 1.52 ms. Allocated memory is still 86.0 MB. Free memory is still 66.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:23:56,468 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2072.65 ms. Allocated memory was 86.0 MB in the beginning and 121.6 MB in the end (delta: 35.7 MB). Free memory was 58.8 MB in the beginning and 55.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 59.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:23:56,468 INFO L168 Benchmark]: Boogie Procedure Inliner took 1041.86 ms. Allocated memory was 121.6 MB in the beginning and 182.5 MB in the end (delta: 60.8 MB). Free memory was 55.3 MB in the beginning and 69.1 MB in the end (delta: -13.7 MB). Peak memory consumption was 87.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:23:56,469 INFO L168 Benchmark]: Boogie Preprocessor took 1279.27 ms. Allocated memory was 182.5 MB in the beginning and 364.9 MB in the end (delta: 182.5 MB). Free memory was 69.1 MB in the beginning and 193.5 MB in the end (delta: -124.4 MB). Peak memory consumption was 114.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:23:56,469 INFO L168 Benchmark]: RCFGBuilder took 27482.50 ms. Allocated memory was 364.9 MB in the beginning and 1.0 GB in the end (delta: 650.1 MB). Free memory was 193.5 MB in the beginning and 274.0 MB in the end (delta: -80.5 MB). Peak memory consumption was 618.9 MB. Max. memory is 16.1 GB. [2021-10-13 00:23:56,470 INFO L168 Benchmark]: TraceAbstraction took 247751.41 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 518.0 MB). Free memory was 272.9 MB in the beginning and 764.7 MB in the end (delta: -491.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:23:56,470 INFO L168 Benchmark]: Witness Printer took 213.93 ms. Allocated memory is still 1.5 GB. Free memory was 764.7 MB in the beginning and 715.4 MB in the end (delta: 49.3 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:23:56,473 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 ms. Allocated memory is still 86.0 MB. Free memory is still 66.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2072.65 ms. Allocated memory was 86.0 MB in the beginning and 121.6 MB in the end (delta: 35.7 MB). Free memory was 58.8 MB in the beginning and 55.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 59.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 1041.86 ms. Allocated memory was 121.6 MB in the beginning and 182.5 MB in the end (delta: 60.8 MB). Free memory was 55.3 MB in the beginning and 69.1 MB in the end (delta: -13.7 MB). Peak memory consumption was 87.0 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 1279.27 ms. Allocated memory was 182.5 MB in the beginning and 364.9 MB in the end (delta: 182.5 MB). Free memory was 69.1 MB in the beginning and 193.5 MB in the end (delta: -124.4 MB). Peak memory consumption was 114.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 27482.50 ms. Allocated memory was 364.9 MB in the beginning and 1.0 GB in the end (delta: 650.1 MB). Free memory was 193.5 MB in the beginning and 274.0 MB in the end (delta: -80.5 MB). Peak memory consumption was 618.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 247751.41 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 518.0 MB). Free memory was 272.9 MB in the beginning and 764.7 MB in the end (delta: -491.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. * Witness Printer took 213.93 ms. Allocated memory is still 1.5 GB. Free memory was 764.7 MB in the beginning and 715.4 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms 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: 247334.7ms, OverallIterations: 8, TraceHistogramMax: 1, EmptinessCheckTime: 77.0ms, AutomataDifference: 240477.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 69.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 72471 SDtfs, 44882 SDslu, 151076 SDs, 0 SdLazy, 25566 SolverSat, 735 SolverUnsat, 17 SolverUnknown, 0 SolverNotchecked, 218660.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 366.3ms Time, 0.0ms 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, 0.0ms DumpTime, AutomataMinimizationStatistics: 1333.8ms AutomataMinimizationTime, 7 MinimizatonAttempts, 28714 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 287.7ms SsaConstructionTime, 2015.8ms SatisfiabilityAnalysisTime, 1256.2ms 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! [2021-10-13 00:23:56,703 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-10-13 00:23:56,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ceb4194-c8a0-437e-82ff-54fdb9e75ca5/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...