./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--gadget--pch_udc.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_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/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_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--gadget--pch_udc.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/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_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/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 f4febd76d858098594239b0cd1ff49b2218ad19b ........................................................................................................................................................................................................................................... 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_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/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_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--gadget--pch_udc.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/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_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/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 f4febd76d858098594239b0cd1ff49b2218ad19b ........................................................................................................................................................................................................................................................... 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 19:59:24,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:59:24,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:59:24,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:59:24,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:59:24,760 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:59:24,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:59:24,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:59:24,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:59:24,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:59:24,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:59:24,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:59:24,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:59:24,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:59:24,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:59:24,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:59:24,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:59:24,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:59:24,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:59:24,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:59:24,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:59:24,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:59:24,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:59:24,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:59:24,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:59:24,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:59:24,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:59:24,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:59:24,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:59:24,823 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:59:24,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:59:24,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:59:24,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:59:24,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:59:24,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:59:24,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:59:24,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:59:24,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:59:24,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:59:24,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:59:24,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:59:24,844 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-15 19:59:24,905 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:59:24,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:59:24,907 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:59:24,907 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:59:24,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:59:24,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:59:24,917 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:59:24,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:59:24,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:59:24,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:59:24,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:59:24,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:59:24,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:59:24,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:59:24,921 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:59:24,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:59:24,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:59:24,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:59:24,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:59:24,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:59:24,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:59:24,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:59:24,923 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:59:24,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 19:59:24,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 19:59:24,924 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:59:24,924 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:59:24,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:59:24,925 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:59:24,927 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_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4febd76d858098594239b0cd1ff49b2218ad19b [2021-10-15 19:59:25,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:59:25,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:59:25,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:59:25,327 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:59:25,328 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:59:25,329 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--gadget--pch_udc.ko-entry_point.cil.out.i [2021-10-15 19:59:25,423 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/data/3b8c2642b/436252de6ae94549b79b9fc6a79a9273/FLAGbe7f3bd93 [2021-10-15 19:59:26,523 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:59:26,524 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--gadget--pch_udc.ko-entry_point.cil.out.i [2021-10-15 19:59:26,584 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/data/3b8c2642b/436252de6ae94549b79b9fc6a79a9273/FLAGbe7f3bd93 [2021-10-15 19:59:26,607 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/data/3b8c2642b/436252de6ae94549b79b9fc6a79a9273 [2021-10-15 19:59:26,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:59:26,614 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:59:26,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:59:26,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:59:26,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:59:26,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:59:26" (1/1) ... [2021-10-15 19:59:26,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60bc2513 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:59:26, skipping insertion in model container [2021-10-15 19:59:26,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:59:26" (1/1) ... [2021-10-15 19:59:26,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:59:26,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:59:27,422 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1724] [2021-10-15 19:59:27,423 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1725-1726] [2021-10-15 19:59:27,811 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_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--gadget--pch_udc.ko-entry_point.cil.out.i[57371,57384] [2021-10-15 19:59:29,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:59:29,151 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:59:29,254 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1724] [2021-10-15 19:59:29,254 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1725-1726] [2021-10-15 19:59:29,277 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_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--gadget--pch_udc.ko-entry_point.cil.out.i[57371,57384] [2021-10-15 19:59:29,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:59:29,829 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:59:29,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:59:29 WrapperNode [2021-10-15 19:59:29,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:59:29,831 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:59:29,831 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:59:29,831 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:59:29,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:59:29" (1/1) ... [2021-10-15 19:59:29,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:59:29" (1/1) ... [2021-10-15 19:59:35,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:59:35,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:59:35,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:59:35,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:59:35,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:59:29" (1/1) ... [2021-10-15 19:59:35,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:59:29" (1/1) ... [2021-10-15 19:59:36,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:59:29" (1/1) ... [2021-10-15 19:59:36,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:59:29" (1/1) ... [2021-10-15 19:59:39,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:59:29" (1/1) ... [2021-10-15 19:59:39,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:59:29" (1/1) ... [2021-10-15 19:59:39,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:59:29" (1/1) ... [2021-10-15 19:59:40,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:59:40,490 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:59:40,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:59:40,512 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:59:40,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:59:29" (1/1) ... [2021-10-15 19:59:40,526 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:59:40,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:59:40,560 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 19:59:40,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 19:59:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-15 19:59:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-15 19:59:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 19:59:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 19:59:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 19:59:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 19:59:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-10-15 19:59:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-15 19:59:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-15 19:59:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-15 19:59:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 19:59:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 19:59:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 19:59:40,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 19:59:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure pch_vbus_gpio_work_fall [2021-10-15 19:59:40,629 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_vbus_gpio_work_fall [2021-10-15 19:59:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-15 19:59:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:59:40,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:01:04,367 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:01:04,368 INFO L299 CfgBuilder]: Removed 25657 assume(true) statements. [2021-10-15 20:01:04,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:01:04 BoogieIcfgContainer [2021-10-15 20:01:04,385 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:01:04,387 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 20:01:04,387 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 20:01:04,391 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 20:01:04,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 07:59:26" (1/3) ... [2021-10-15 20:01:04,392 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13933825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:01:04, skipping insertion in model container [2021-10-15 20:01:04,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:59:29" (2/3) ... [2021-10-15 20:01:04,393 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13933825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:01:04, skipping insertion in model container [2021-10-15 20:01:04,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:01:04" (3/3) ... [2021-10-15 20:01:04,395 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--gadget--pch_udc.ko-entry_point.cil.out.i [2021-10-15 20:01:04,401 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 20:01:04,402 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 56 error locations. [2021-10-15 20:01:04,467 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 20:01:04,475 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 20:01:04,475 INFO L340 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2021-10-15 20:01:04,806 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 20:01:04,826 INFO L168 Benchmark]: Toolchain (without parser) took 98210.87 ms. Allocated memory was 98.6 MB in the beginning and 7.3 GB in the end (delta: 7.2 GB). Free memory was 53.3 MB in the beginning and 6.5 GB in the end (delta: -6.4 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. [2021-10-15 20:01:04,827 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 98.6 MB. Free memory was 78.3 MB in the beginning and 78.2 MB in the end (delta: 68.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:01:04,828 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3211.87 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 53.1 MB in the beginning and 65.8 MB in the end (delta: -12.7 MB). Peak memory consumption was 51.1 MB. Max. memory is 16.1 GB. [2021-10-15 20:01:04,830 INFO L168 Benchmark]: Boogie Procedure Inliner took 5588.69 ms. Allocated memory was 125.8 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 65.8 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 308.3 MB. Max. memory is 16.1 GB. [2021-10-15 20:01:04,831 INFO L168 Benchmark]: Boogie Preprocessor took 5067.83 ms. Allocated memory was 2.4 GB in the beginning and 7.3 GB in the end (delta: 4.9 GB). Free memory was 2.1 GB in the beginning and 6.7 GB in the end (delta: -4.6 GB). Peak memory consumption was 242.2 MB. Max. memory is 16.1 GB. [2021-10-15 20:01:04,832 INFO L168 Benchmark]: RCFGBuilder took 83895.34 ms. Allocated memory is still 7.3 GB. Free memory was 6.7 GB in the beginning and 6.1 GB in the end (delta: 565.2 MB). Peak memory consumption was 593.5 MB. Max. memory is 16.1 GB. [2021-10-15 20:01:04,833 INFO L168 Benchmark]: TraceAbstraction took 436.75 ms. Allocated memory is still 7.3 GB. Free memory was 6.1 GB in the beginning and 6.5 GB in the end (delta: -363.9 MB). Peak memory consumption was 38.8 MB. Max. memory is 16.1 GB. [2021-10-15 20:01:04,836 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 was 78.3 MB in the beginning and 78.2 MB in the end (delta: 68.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3211.87 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 53.1 MB in the beginning and 65.8 MB in the end (delta: -12.7 MB). Peak memory consumption was 51.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 5588.69 ms. Allocated memory was 125.8 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 65.8 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 308.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 5067.83 ms. Allocated memory was 2.4 GB in the beginning and 7.3 GB in the end (delta: 4.9 GB). Free memory was 2.1 GB in the beginning and 6.7 GB in the end (delta: -4.6 GB). Peak memory consumption was 242.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 83895.34 ms. Allocated memory is still 7.3 GB. Free memory was 6.7 GB in the beginning and 6.1 GB in the end (delta: 565.2 MB). Peak memory consumption was 593.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 436.75 ms. Allocated memory is still 7.3 GB. Free memory was 6.1 GB in the beginning and 6.5 GB in the end (delta: -363.9 MB). Peak memory consumption was 38.8 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 20:01:04,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/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 20:01:07,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:01:07,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:01:07,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:01:07,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:01:07,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:01:07,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:01:07,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:01:07,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:01:07,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:01:07,936 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:01:07,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:01:07,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:01:07,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:01:07,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:01:07,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:01:07,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:01:07,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:01:07,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:01:07,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:01:07,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:01:07,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:01:07,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:01:07,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:01:07,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:01:07,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:01:07,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:01:07,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:01:07,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:01:07,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:01:08,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:01:08,002 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:01:08,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:01:08,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:01:08,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:01:08,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:01:08,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:01:08,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:01:08,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:01:08,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:01:08,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:01:08,014 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-15 20:01:08,084 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:01:08,084 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:01:08,085 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:01:08,086 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:01:08,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:01:08,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:01:08,089 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:01:08,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:01:08,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:01:08,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 20:01:08,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 20:01:08,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 20:01:08,093 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 20:01:08,093 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 20:01:08,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:01:08,094 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:01:08,094 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 20:01:08,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:01:08,095 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:01:08,095 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 20:01:08,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:01:08,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:01:08,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 20:01:08,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 20:01:08,097 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 20:01:08,098 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 20:01:08,098 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 20:01:08,099 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 20:01:08,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 20:01:08,099 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:01:08,100 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 20:01:08,100 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_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4febd76d858098594239b0cd1ff49b2218ad19b [2021-10-15 20:01:08,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:01:08,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:01:08,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:01:08,544 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:01:08,545 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:01:08,546 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--gadget--pch_udc.ko-entry_point.cil.out.i [2021-10-15 20:01:08,612 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/data/78d02dd43/cf445d876cd94cebad3535356f031857/FLAGf65a1a8dd [2021-10-15 20:01:09,451 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:01:09,451 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--gadget--pch_udc.ko-entry_point.cil.out.i [2021-10-15 20:01:09,485 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/data/78d02dd43/cf445d876cd94cebad3535356f031857/FLAGf65a1a8dd [2021-10-15 20:01:09,951 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/data/78d02dd43/cf445d876cd94cebad3535356f031857 [2021-10-15 20:01:09,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:01:09,954 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:01:09,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:01:09,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:01:09,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:01:09,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:01:09" (1/1) ... [2021-10-15 20:01:09,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5401d99f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:01:09, skipping insertion in model container [2021-10-15 20:01:09,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:01:09" (1/1) ... [2021-10-15 20:01:09,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:01:10,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:01:10,524 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1724] [2021-10-15 20:01:10,525 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1725-1726] [2021-10-15 20:01:10,754 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_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--gadget--pch_udc.ko-entry_point.cil.out.i[57371,57384] [2021-10-15 20:01:11,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:01:11,862 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 20:01:11,949 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1724] [2021-10-15 20:01:11,950 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1725-1726] [2021-10-15 20:01:11,958 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_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--gadget--pch_udc.ko-entry_point.cil.out.i[57371,57384] [2021-10-15 20:01:12,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:01:12,472 INFO L208 MainTranslator]: Completed translation [2021-10-15 20:01:12,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:01:12 WrapperNode [2021-10-15 20:01:12,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:01:12,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 20:01:12,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 20:01:12,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 20:01:12,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:01:12" (1/1) ... [2021-10-15 20:01:12,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:01:12" (1/1) ... [2021-10-15 20:01:16,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 20:01:16,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 20:01:16,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 20:01:16,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 20:01:16,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:01:12" (1/1) ... [2021-10-15 20:01:16,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:01:12" (1/1) ... [2021-10-15 20:01:17,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:01:12" (1/1) ... [2021-10-15 20:01:17,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:01:12" (1/1) ... [2021-10-15 20:01:19,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:01:12" (1/1) ... [2021-10-15 20:01:19,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:01:12" (1/1) ... [2021-10-15 20:01:19,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:01:12" (1/1) ... [2021-10-15 20:01:20,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 20:01:20,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 20:01:20,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 20:01:20,752 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 20:01:20,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:01:12" (1/1) ... [2021-10-15 20:01:20,762 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:01:20,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:01:20,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 20:01:20,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 20:01:20,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-15 20:01:20,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-15 20:01:20,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-15 20:01:20,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-15 20:01:20,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-15 20:01:20,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-15 20:01:20,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 20:01:20,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 20:01:20,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-15 20:01:20,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-15 20:01:20,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-15 20:01:20,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-15 20:01:20,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 20:01:20,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 20:01:20,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-15 20:01:20,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-15 20:01:20,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-10-15 20:01:20,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-15 20:01:20,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-10-15 20:01:20,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-10-15 20:01:20,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-10-15 20:01:20,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 20:01:20,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 20:01:20,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-10-15 20:01:20,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-10-15 20:01:20,854 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 20:01:20,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 20:01:20,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-10-15 20:01:20,856 INFO L130 BoogieDeclarations]: Found specification of procedure pch_vbus_gpio_work_fall [2021-10-15 20:01:20,856 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_vbus_gpio_work_fall [2021-10-15 20:01:20,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-10-15 20:01:20,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 20:01:20,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:05:19,567 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:05:19,567 INFO L299 CfgBuilder]: Removed 25657 assume(true) statements. [2021-10-15 20:05:19,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:05:19 BoogieIcfgContainer [2021-10-15 20:05:19,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:05:19,586 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 20:05:19,587 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 20:05:19,590 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 20:05:19,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:01:09" (1/3) ... [2021-10-15 20:05:19,591 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2833dfda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:05:19, skipping insertion in model container [2021-10-15 20:05:19,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:01:12" (2/3) ... [2021-10-15 20:05:19,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2833dfda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:05:19, skipping insertion in model container [2021-10-15 20:05:19,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:05:19" (3/3) ... [2021-10-15 20:05:19,593 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--gadget--pch_udc.ko-entry_point.cil.out.i [2021-10-15 20:05:19,599 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 20:05:19,600 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 56 error locations. [2021-10-15 20:05:19,674 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 20:05:19,693 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 20:05:19,695 INFO L340 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2021-10-15 20:05:19,846 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 20:05:19,854 INFO L168 Benchmark]: Toolchain (without parser) took 249898.00 ms. Allocated memory was 48.2 MB in the beginning and 7.1 GB in the end (delta: 7.1 GB). Free memory was 25.3 MB in the beginning and 6.0 GB in the end (delta: -6.0 GB). Peak memory consumption was 1.0 GB. Max. memory is 16.1 GB. [2021-10-15 20:05:19,854 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 48.2 MB. Free memory is still 29.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:05:19,856 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2517.11 ms. Allocated memory was 48.2 MB in the beginning and 102.8 MB in the end (delta: 54.5 MB). Free memory was 25.0 MB in the beginning and 53.2 MB in the end (delta: -28.2 MB). Peak memory consumption was 45.8 MB. Max. memory is 16.1 GB. [2021-10-15 20:05:19,859 INFO L168 Benchmark]: Boogie Procedure Inliner took 4052.83 ms. Allocated memory was 102.8 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 53.2 MB in the beginning and 779.4 MB in the end (delta: -726.2 MB). Peak memory consumption was 327.1 MB. Max. memory is 16.1 GB. [2021-10-15 20:05:19,861 INFO L168 Benchmark]: Boogie Preprocessor took 4206.71 ms. Allocated memory was 1.1 GB in the beginning and 3.4 GB in the end (delta: 2.3 GB). Free memory was 779.4 MB in the beginning and 2.9 GB in the end (delta: -2.1 GB). Peak memory consumption was 290.5 MB. Max. memory is 16.1 GB. [2021-10-15 20:05:19,862 INFO L168 Benchmark]: RCFGBuilder took 238834.49 ms. Allocated memory was 3.4 GB in the beginning and 7.1 GB in the end (delta: 3.7 GB). Free memory was 2.9 GB in the beginning and 6.1 GB in the end (delta: -3.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.1 GB. [2021-10-15 20:05:19,862 INFO L168 Benchmark]: TraceAbstraction took 264.88 ms. Allocated memory is still 7.1 GB. Free memory was 6.1 GB in the beginning and 6.0 GB in the end (delta: 44.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2021-10-15 20:05:19,870 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 48.2 MB. Free memory is still 29.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2517.11 ms. Allocated memory was 48.2 MB in the beginning and 102.8 MB in the end (delta: 54.5 MB). Free memory was 25.0 MB in the beginning and 53.2 MB in the end (delta: -28.2 MB). Peak memory consumption was 45.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 4052.83 ms. Allocated memory was 102.8 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 53.2 MB in the beginning and 779.4 MB in the end (delta: -726.2 MB). Peak memory consumption was 327.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 4206.71 ms. Allocated memory was 1.1 GB in the beginning and 3.4 GB in the end (delta: 2.3 GB). Free memory was 779.4 MB in the beginning and 2.9 GB in the end (delta: -2.1 GB). Peak memory consumption was 290.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 238834.49 ms. Allocated memory was 3.4 GB in the beginning and 7.1 GB in the end (delta: 3.7 GB). Free memory was 2.9 GB in the beginning and 6.1 GB in the end (delta: -3.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 16.1 GB. * TraceAbstraction took 264.88 ms. Allocated memory is still 7.1 GB. Free memory was 6.1 GB in the beginning and 6.0 GB in the end (delta: 44.0 MB). Peak memory consumption was 44.0 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 20:05:19,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9e51e0-1ad8-42eb-b76a-a2da45fc3a7e/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...