./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3 --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 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 ............................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3 --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 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 ................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-15 20:17:05,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:17:05,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:17:05,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:17:05,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:17:05,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:17:05,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:17:05,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:17:05,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:17:05,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:17:05,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:17:05,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:17:05,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:17:05,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:17:05,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:17:05,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:17:05,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:17:05,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:17:05,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:17:05,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:17:05,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:17:05,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:17:05,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:17:05,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:17:05,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:17:05,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:17:05,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:17:05,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:17:05,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:17:05,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:17:05,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:17:05,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:17:05,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:17:05,789 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:17:05,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:17:05,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:17:05,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:17:05,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:17:05,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:17:05,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:17:05,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:17:05,799 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-15 20:17:05,855 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:17:05,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:17:05,855 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:17:05,856 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:17:05,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:17:05,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:17:05,858 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:17:05,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:17:05,858 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 20:17:05,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:17:05,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 20:17:05,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 20:17:05,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 20:17:05,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:17:05,860 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:17:05,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 20:17:05,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:17:05,861 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:17:05,861 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 20:17:05,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:17:05,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:17:05,862 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 20:17:05,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 20:17:05,862 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 20:17:05,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 20:17:05,863 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 20:17:05,863 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 20:17:05,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 20:17:05,864 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:17:05,864 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_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 [2021-10-15 20:17:06,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:17:06,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:17:06,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:17:06,156 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:17:06,157 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:17:06,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2021-10-15 20:17:06,256 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/data/b679e9779/4af6f5d661cd463ebdd4738e1da48cf3/FLAG97d2fbf26 [2021-10-15 20:17:07,383 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:17:07,389 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2021-10-15 20:17:07,442 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/data/b679e9779/4af6f5d661cd463ebdd4738e1da48cf3/FLAG97d2fbf26 [2021-10-15 20:17:07,749 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/data/b679e9779/4af6f5d661cd463ebdd4738e1da48cf3 [2021-10-15 20:17:07,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:17:07,754 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:17:07,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:17:07,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:17:07,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:17:07,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:17:07" (1/1) ... [2021-10-15 20:17:07,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5751b7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:07, skipping insertion in model container [2021-10-15 20:17:07,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:17:07" (1/1) ... [2021-10-15 20:17:07,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:17:07,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:17:08,626 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2021-10-15 20:17:09,316 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_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i[155153,155166] [2021-10-15 20:17:10,445 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-10-15 20:17:10,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:17:10,557 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 20:17:10,720 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2021-10-15 20:17:10,762 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_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i[155153,155166] [2021-10-15 20:17:11,301 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-10-15 20:17:11,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:17:11,422 INFO L208 MainTranslator]: Completed translation [2021-10-15 20:17:11,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:11 WrapperNode [2021-10-15 20:17:11,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:17:11,424 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 20:17:11,424 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 20:17:11,425 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 20:17:11,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:11" (1/1) ... [2021-10-15 20:17:11,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:11" (1/1) ... [2021-10-15 20:17:12,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 20:17:12,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 20:17:12,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 20:17:12,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 20:17:12,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:11" (1/1) ... [2021-10-15 20:17:12,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:11" (1/1) ... [2021-10-15 20:17:12,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:11" (1/1) ... [2021-10-15 20:17:12,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:11" (1/1) ... [2021-10-15 20:17:12,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:11" (1/1) ... [2021-10-15 20:17:12,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:11" (1/1) ... [2021-10-15 20:17:12,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:11" (1/1) ... [2021-10-15 20:17:12,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 20:17:12,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 20:17:12,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 20:17:12,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 20:17:12,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:11" (1/1) ... [2021-10-15 20:17:12,939 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:17:12,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:12,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:13,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 20:17:13,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-15 20:17:13,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-15 20:17:13,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-10-15 20:17:13,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-10-15 20:17:13,033 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2021-10-15 20:17:13,033 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2021-10-15 20:17:13,033 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2021-10-15 20:17:13,033 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2021-10-15 20:17:13,033 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_init_transfer [2021-10-15 20:17:13,034 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_init_transfer [2021-10-15 20:17:13,034 INFO L130 BoogieDeclarations]: Found specification of procedure bulk_irq [2021-10-15 20:17:13,034 INFO L138 BoogieDeclarations]: Found implementation of procedure bulk_irq [2021-10-15 20:17:13,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 20:17:13,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 20:17:13,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_12 [2021-10-15 20:17:13,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_12 [2021-10-15 20:17:13,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-10-15 20:17:13,035 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_and_submit_int_urb [2021-10-15 20:17:13,035 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_and_submit_int_urb [2021-10-15 20:17:13,035 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-10-15 20:17:13,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-10-15 20:17:13,036 INFO L130 BoogieDeclarations]: Found specification of procedure int_irq [2021-10-15 20:17:13,036 INFO L138 BoogieDeclarations]: Found implementation of procedure int_irq [2021-10-15 20:17:13,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 20:17:13,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 20:17:13,036 INFO L130 BoogieDeclarations]: Found specification of procedure fill_frame [2021-10-15 20:17:13,037 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_frame [2021-10-15 20:17:13,038 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_stream_off [2021-10-15 20:17:13,038 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_stream_off [2021-10-15 20:17:13,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-10-15 20:17:13,038 INFO L130 BoogieDeclarations]: Found specification of procedure isoc_irq [2021-10-15 20:17:13,038 INFO L138 BoogieDeclarations]: Found implementation of procedure isoc_irq [2021-10-15 20:17:13,038 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_create_urb [2021-10-15 20:17:13,039 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_create_urb [2021-10-15 20:17:13,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-15 20:17:13,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2021-10-15 20:17:13,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2021-10-15 20:17:13,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_8 [2021-10-15 20:17:13,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_8 [2021-10-15 20:17:13,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2021-10-15 20:17:13,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2021-10-15 20:17:13,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_9 [2021-10-15 20:17:13,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_9 [2021-10-15 20:17:13,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-15 20:17:13,041 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-10-15 20:17:13,041 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-10-15 20:17:13,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-15 20:17:13,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 20:17:13,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 20:17:13,042 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-10-15 20:17:13,042 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 20:17:13,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 20:17:13,043 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-10-15 20:17:13,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-10-15 20:17:13,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-15 20:17:13,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 20:17:13,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:17:34,319 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:17:34,320 INFO L299 CfgBuilder]: Removed 2394 assume(true) statements. [2021-10-15 20:17:34,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:17:34 BoogieIcfgContainer [2021-10-15 20:17:34,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:17:34,328 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 20:17:34,328 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 20:17:34,332 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 20:17:34,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:17:07" (1/3) ... [2021-10-15 20:17:34,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73bd8c73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:17:34, skipping insertion in model container [2021-10-15 20:17:34,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:11" (2/3) ... [2021-10-15 20:17:34,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73bd8c73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:17:34, skipping insertion in model container [2021-10-15 20:17:34,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:17:34" (3/3) ... [2021-10-15 20:17:34,336 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2021-10-15 20:17:34,343 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 20:17:34,343 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2021-10-15 20:17:34,403 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 20:17:34,410 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-15 20:17:34,411 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-10-15 20:17:34,482 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis Call at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNetWithSPredicates(CFG2NestedWordAutomaton.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.constructPetriNetWithoutDeadTransitions(CegarLoopForPetriNet.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.getInitialAbstraction(CegarLoopForPetriNet.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.computeInitialAbstraction(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:347) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-15 20:17:34,494 INFO L168 Benchmark]: Toolchain (without parser) took 26733.74 ms. Allocated memory was 98.6 MB in the beginning and 924.8 MB in the end (delta: 826.3 MB). Free memory was 53.0 MB in the beginning and 646.6 MB in the end (delta: -593.5 MB). Peak memory consumption was 232.0 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:34,496 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 98.6 MB. Free memory is still 51.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:17:34,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3667.32 ms. Allocated memory was 98.6 MB in the beginning and 182.5 MB in the end (delta: 83.9 MB). Free memory was 53.0 MB in the beginning and 81.9 MB in the end (delta: -28.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:34,499 INFO L168 Benchmark]: Boogie Procedure Inliner took 672.40 ms. Allocated memory was 182.5 MB in the beginning and 299.9 MB in the end (delta: 117.4 MB). Free memory was 81.9 MB in the beginning and 186.8 MB in the end (delta: -104.9 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:34,500 INFO L168 Benchmark]: Boogie Preprocessor took 827.41 ms. Allocated memory is still 299.9 MB. Free memory was 186.8 MB in the beginning and 141.9 MB in the end (delta: 44.9 MB). Peak memory consumption was 60.7 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:34,503 INFO L168 Benchmark]: RCFGBuilder took 21400.21 ms. Allocated memory was 299.9 MB in the beginning and 924.8 MB in the end (delta: 625.0 MB). Free memory was 141.9 MB in the beginning and 659.1 MB in the end (delta: -517.3 MB). Peak memory consumption was 332.5 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:34,504 INFO L168 Benchmark]: TraceAbstraction took 158.56 ms. Allocated memory is still 924.8 MB. Free memory was 659.1 MB in the beginning and 646.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-15 20:17:34,509 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 98.6 MB. Free memory is still 51.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3667.32 ms. Allocated memory was 98.6 MB in the beginning and 182.5 MB in the end (delta: 83.9 MB). Free memory was 53.0 MB in the beginning and 81.9 MB in the end (delta: -28.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 672.40 ms. Allocated memory was 182.5 MB in the beginning and 299.9 MB in the end (delta: 117.4 MB). Free memory was 81.9 MB in the beginning and 186.8 MB in the end (delta: -104.9 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 827.41 ms. Allocated memory is still 299.9 MB. Free memory was 186.8 MB in the beginning and 141.9 MB in the end (delta: 44.9 MB). Peak memory consumption was 60.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 21400.21 ms. Allocated memory was 299.9 MB in the beginning and 924.8 MB in the end (delta: 625.0 MB). Free memory was 141.9 MB in the beginning and 659.1 MB in the end (delta: -517.3 MB). Peak memory consumption was 332.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 158.56 ms. Allocated memory is still 924.8 MB. Free memory was 659.1 MB in the beginning and 646.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis Call: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-15 20:17:34,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-15 20:17:37,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:17:37,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:17:37,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:17:37,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:17:37,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:17:37,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:17:37,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:17:37,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:17:37,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:17:37,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:17:37,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:17:37,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:17:37,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:17:37,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:17:37,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:17:37,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:17:37,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:17:37,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:17:37,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:17:37,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:17:37,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:17:37,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:17:37,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:17:37,527 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:17:37,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:17:37,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:17:37,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:17:37,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:17:37,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:17:37,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:17:37,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:17:37,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:17:37,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:17:37,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:17:37,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:17:37,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:17:37,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:17:37,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:17:37,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:17:37,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:17:37,556 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-15 20:17:37,612 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:17:37,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:17:37,615 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:17:37,615 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:17:37,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:17:37,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:17:37,618 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:17:37,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:17:37,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:17:37,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 20:17:37,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 20:17:37,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 20:17:37,621 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 20:17:37,622 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 20:17:37,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:17:37,622 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:17:37,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 20:17:37,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:17:37,623 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:17:37,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 20:17:37,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:17:37,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:17:37,624 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 20:17:37,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 20:17:37,625 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 20:17:37,625 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 20:17:37,626 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 20:17:37,626 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 20:17:37,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 20:17:37,626 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:17:37,627 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 20:17:37,627 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 [2021-10-15 20:17:38,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:17:38,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:17:38,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:17:38,157 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:17:38,158 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:17:38,159 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2021-10-15 20:17:38,258 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/data/fe714093a/05991858f050468f91e98fef8f514a99/FLAGaba1def93 [2021-10-15 20:17:39,455 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:17:39,457 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2021-10-15 20:17:39,524 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/data/fe714093a/05991858f050468f91e98fef8f514a99/FLAGaba1def93 [2021-10-15 20:17:39,769 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/data/fe714093a/05991858f050468f91e98fef8f514a99 [2021-10-15 20:17:39,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:17:39,774 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:17:39,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:17:39,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:17:39,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:17:39,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:17:39" (1/1) ... [2021-10-15 20:17:39,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ca5b209 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:39, skipping insertion in model container [2021-10-15 20:17:39,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:17:39" (1/1) ... [2021-10-15 20:17:39,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:17:39,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:17:40,717 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2021-10-15 20:17:41,264 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_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i[155153,155166] [2021-10-15 20:17:42,482 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-10-15 20:17:42,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:17:42,600 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 20:17:42,749 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2021-10-15 20:17:42,782 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_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i[155153,155166] [2021-10-15 20:17:43,356 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-10-15 20:17:43,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:17:43,501 INFO L208 MainTranslator]: Completed translation [2021-10-15 20:17:43,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:43 WrapperNode [2021-10-15 20:17:43,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:17:43,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 20:17:43,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 20:17:43,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 20:17:43,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:43" (1/1) ... [2021-10-15 20:17:43,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:43" (1/1) ... [2021-10-15 20:17:44,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 20:17:44,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 20:17:44,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 20:17:44,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 20:17:44,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:43" (1/1) ... [2021-10-15 20:17:44,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:43" (1/1) ... [2021-10-15 20:17:44,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:43" (1/1) ... [2021-10-15 20:17:44,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:43" (1/1) ... [2021-10-15 20:17:44,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:43" (1/1) ... [2021-10-15 20:17:44,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:43" (1/1) ... [2021-10-15 20:17:45,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:43" (1/1) ... [2021-10-15 20:17:45,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 20:17:45,144 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 20:17:45,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 20:17:45,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 20:17:45,146 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:43" (1/1) ... [2021-10-15 20:17:45,156 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:17:45,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:17:45,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 20:17:45,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 20:17:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-15 20:17:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-15 20:17:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-15 20:17:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-15 20:17:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-15 20:17:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-15 20:17:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-10-15 20:17:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-10-15 20:17:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2021-10-15 20:17:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2021-10-15 20:17:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2021-10-15 20:17:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2021-10-15 20:17:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_init_transfer [2021-10-15 20:17:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_init_transfer [2021-10-15 20:17:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure bulk_irq [2021-10-15 20:17:45,265 INFO L138 BoogieDeclarations]: Found implementation of procedure bulk_irq [2021-10-15 20:17:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 20:17:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 20:17:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_12 [2021-10-15 20:17:45,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_12 [2021-10-15 20:17:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-10-15 20:17:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_and_submit_int_urb [2021-10-15 20:17:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_and_submit_int_urb [2021-10-15 20:17:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure int_irq [2021-10-15 20:17:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure int_irq [2021-10-15 20:17:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-15 20:17:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-15 20:17:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-15 20:17:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 20:17:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-15 20:17:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 20:17:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-15 20:17:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-15 20:17:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-15 20:17:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-10-15 20:17:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure fill_frame [2021-10-15 20:17:45,270 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_frame [2021-10-15 20:17:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_stream_off [2021-10-15 20:17:45,271 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_stream_off [2021-10-15 20:17:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure isoc_irq [2021-10-15 20:17:45,272 INFO L138 BoogieDeclarations]: Found implementation of procedure isoc_irq [2021-10-15 20:17:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_create_urb [2021-10-15 20:17:45,273 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_create_urb [2021-10-15 20:17:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2021-10-15 20:17:45,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2021-10-15 20:17:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_8 [2021-10-15 20:17:45,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_8 [2021-10-15 20:17:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2021-10-15 20:17:45,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2021-10-15 20:17:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_9 [2021-10-15 20:17:45,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_9 [2021-10-15 20:17:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-10-15 20:17:45,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-10-15 20:17:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-10-15 20:17:45,277 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-10-15 20:17:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-15 20:17:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-10-15 20:17:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-10-15 20:17:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-10-15 20:17:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 20:17:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 20:17:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-10-15 20:17:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-10-15 20:17:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-10-15 20:17:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 20:17:45,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 20:17:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-10-15 20:17:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2021-10-15 20:17:45,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2021-10-15 20:17:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-10-15 20:17:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 20:17:45,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:18:30,055 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:18:30,056 INFO L299 CfgBuilder]: Removed 1862 assume(true) statements. [2021-10-15 20:18:30,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:18:30 BoogieIcfgContainer [2021-10-15 20:18:30,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:18:30,067 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 20:18:30,067 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 20:18:30,071 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 20:18:30,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:17:39" (1/3) ... [2021-10-15 20:18:30,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f580856 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:18:30, skipping insertion in model container [2021-10-15 20:18:30,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:17:43" (2/3) ... [2021-10-15 20:18:30,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f580856 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:18:30, skipping insertion in model container [2021-10-15 20:18:30,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:18:30" (3/3) ... [2021-10-15 20:18:30,075 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2021-10-15 20:18:30,083 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 20:18:30,083 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2021-10-15 20:18:30,149 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 20:18:30,157 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-15 20:18:30,157 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-10-15 20:18:30,211 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis Call at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNetWithSPredicates(CFG2NestedWordAutomaton.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.constructPetriNetWithoutDeadTransitions(CegarLoopForPetriNet.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.getInitialAbstraction(CegarLoopForPetriNet.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.computeInitialAbstraction(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:347) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-15 20:18:30,218 INFO L168 Benchmark]: Toolchain (without parser) took 50442.77 ms. Allocated memory was 60.8 MB in the beginning and 796.9 MB in the end (delta: 736.1 MB). Free memory was 28.8 MB in the beginning and 569.7 MB in the end (delta: -540.9 MB). Peak memory consumption was 193.8 MB. Max. memory is 16.1 GB. [2021-10-15 20:18:30,218 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 60.8 MB. Free memory is still 42.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:18:30,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3725.23 ms. Allocated memory was 60.8 MB in the beginning and 161.5 MB in the end (delta: 100.7 MB). Free memory was 28.6 MB in the beginning and 68.5 MB in the end (delta: -40.0 MB). Peak memory consumption was 68.0 MB. Max. memory is 16.1 GB. [2021-10-15 20:18:30,220 INFO L168 Benchmark]: Boogie Procedure Inliner took 684.79 ms. Allocated memory is still 161.5 MB. Free memory was 68.5 MB in the beginning and 73.4 MB in the end (delta: -4.8 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. [2021-10-15 20:18:30,221 INFO L168 Benchmark]: Boogie Preprocessor took 952.33 ms. Allocated memory was 161.5 MB in the beginning and 323.0 MB in the end (delta: 161.5 MB). Free memory was 73.4 MB in the beginning and 191.2 MB in the end (delta: -117.8 MB). Peak memory consumption was 44.1 MB. Max. memory is 16.1 GB. [2021-10-15 20:18:30,222 INFO L168 Benchmark]: RCFGBuilder took 44920.93 ms. Allocated memory was 323.0 MB in the beginning and 796.9 MB in the end (delta: 474.0 MB). Free memory was 191.2 MB in the beginning and 580.2 MB in the end (delta: -389.0 MB). Peak memory consumption was 358.6 MB. Max. memory is 16.1 GB. [2021-10-15 20:18:30,223 INFO L168 Benchmark]: TraceAbstraction took 148.54 ms. Allocated memory is still 796.9 MB. Free memory was 580.2 MB in the beginning and 569.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-15 20:18:30,228 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 60.8 MB. Free memory is still 42.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3725.23 ms. Allocated memory was 60.8 MB in the beginning and 161.5 MB in the end (delta: 100.7 MB). Free memory was 28.6 MB in the beginning and 68.5 MB in the end (delta: -40.0 MB). Peak memory consumption was 68.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 684.79 ms. Allocated memory is still 161.5 MB. Free memory was 68.5 MB in the beginning and 73.4 MB in the end (delta: -4.8 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 952.33 ms. Allocated memory was 161.5 MB in the beginning and 323.0 MB in the end (delta: 161.5 MB). Free memory was 73.4 MB in the beginning and 191.2 MB in the end (delta: -117.8 MB). Peak memory consumption was 44.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 44920.93 ms. Allocated memory was 323.0 MB in the beginning and 796.9 MB in the end (delta: 474.0 MB). Free memory was 191.2 MB in the beginning and 580.2 MB in the end (delta: -389.0 MB). Peak memory consumption was 358.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 148.54 ms. Allocated memory is still 796.9 MB. Free memory was 580.2 MB in the beginning and 569.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis Call: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-15 20:18:30,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89fcfab7-ea0a-4f34-86b4-123cb2ebd3f8/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...