./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.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_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/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_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/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_091551a8-5a88-4073-854f-84c60a5619f8/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 0931d65d1cf63f89f24051e1ec6c0a692e1bd258 ........................................................................................................................................................................................................................................................... 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_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/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_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/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_091551a8-5a88-4073-854f-84c60a5619f8/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 0931d65d1cf63f89f24051e1ec6c0a692e1bd258 ............................................................................................................................................................................................................................................................................ 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 19:16:50,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:16:50,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:16:50,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:16:50,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:16:50,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:16:50,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:16:50,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:16:50,521 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:16:50,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:16:50,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:16:50,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:16:50,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:16:50,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:16:50,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:16:50,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:16:50,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:16:50,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:16:50,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:16:50,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:16:50,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:16:50,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:16:50,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:16:50,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:16:50,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:16:50,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:16:50,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:16:50,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:16:50,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:16:50,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:16:50,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:16:50,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:16:50,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:16:50,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:16:50,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:16:50,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:16:50,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:16:50,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:16:50,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:16:50,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:16:50,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:16:50,594 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-15 19:16:50,640 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:16:50,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:16:50,641 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:16:50,641 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:16:50,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:16:50,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:16:50,643 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:16:50,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:16:50,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:16:50,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:16:50,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:16:50,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:16:50,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:16:50,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:16:50,645 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:16:50,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:16:50,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:16:50,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:16:50,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:16:50,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:16:50,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:16:50,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:16:50,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:16:50,647 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 19:16:50,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 19:16:50,648 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:16:50,648 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:16:50,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:16:50,648 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:16:50,649 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_091551a8-5a88-4073-854f-84c60a5619f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0931d65d1cf63f89f24051e1ec6c0a692e1bd258 [2021-10-15 19:16:50,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:16:50,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:16:50,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:16:50,929 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:16:50,930 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:16:50,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i [2021-10-15 19:16:51,009 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/data/cdb5ba3ba/c239ebac7f7a492a89711850acf660dd/FLAG155914902 [2021-10-15 19:16:51,953 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:16:51,955 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i [2021-10-15 19:16:52,025 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/data/cdb5ba3ba/c239ebac7f7a492a89711850acf660dd/FLAG155914902 [2021-10-15 19:16:52,358 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/data/cdb5ba3ba/c239ebac7f7a492a89711850acf660dd [2021-10-15 19:16:52,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:16:52,361 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:16:52,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:16:52,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:16:52,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:16:52,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:16:52" (1/1) ... [2021-10-15 19:16:52,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7abc307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:16:52, skipping insertion in model container [2021-10-15 19:16:52,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:16:52" (1/1) ... [2021-10-15 19:16:52,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:16:52,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:16:53,210 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5977] [2021-10-15 19:16:53,211 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5978-5979] [2021-10-15 19:16:53,919 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_091551a8-5a88-4073-854f-84c60a5619f8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i[185445,185458] [2021-10-15 19:16:55,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:16:55,604 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:16:55,811 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5977] [2021-10-15 19:16:55,812 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5978-5979] [2021-10-15 19:16:55,868 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_091551a8-5a88-4073-854f-84c60a5619f8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i[185445,185458] [2021-10-15 19:16:56,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:16:56,516 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:16:56,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:16:56 WrapperNode [2021-10-15 19:16:56,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:16:56,518 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:16:56,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:16:56,519 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:16:56,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:16:56" (1/1) ... [2021-10-15 19:16:56,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:16:56" (1/1) ... [2021-10-15 19:16:57,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:16:57,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:16:57,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:16:57,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:16:57,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:16:56" (1/1) ... [2021-10-15 19:16:57,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:16:56" (1/1) ... [2021-10-15 19:16:57,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:16:56" (1/1) ... [2021-10-15 19:16:57,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:16:56" (1/1) ... [2021-10-15 19:16:57,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:16:56" (1/1) ... [2021-10-15 19:16:58,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:16:56" (1/1) ... [2021-10-15 19:16:58,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:16:56" (1/1) ... [2021-10-15 19:16:58,355 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:16:58,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:16:58,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:16:58,357 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:16:58,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:16:56" (1/1) ... [2021-10-15 19:16:58,380 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:16:58,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:16:58,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 19:16:58,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 19:16:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-10-15 19:16:58,502 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-10-15 19:16:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-10-15 19:16:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-15 19:16:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-15 19:16:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure hso_kick_transmit [2021-10-15 19:16:58,503 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_kick_transmit [2021-10-15 19:16:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 19:16:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-10-15 19:16:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 19:16:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-10-15 19:16:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 19:16:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 19:16:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-10-15 19:16:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure hso_resume [2021-10-15 19:16:58,505 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_resume [2021-10-15 19:16:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-15 19:16:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-15 19:16:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-15 19:16:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-10-15 19:16:58,506 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-10-15 19:16:58,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 19:16:58,506 INFO L130 BoogieDeclarations]: Found specification of procedure hso_free_interface [2021-10-15 19:16:58,506 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_free_interface [2021-10-15 19:16:58,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 19:16:58,506 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-10-15 19:16:58,507 INFO L130 BoogieDeclarations]: Found specification of procedure hso_disconnect [2021-10-15 19:16:58,507 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_disconnect [2021-10-15 19:16:58,507 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 19:16:58,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 19:16:58,507 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-10-15 19:16:58,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-10-15 19:16:58,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-15 19:16:58,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:16:58,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:17:31,521 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:17:31,521 INFO L299 CfgBuilder]: Removed 3032 assume(true) statements. [2021-10-15 19:17:31,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:17:31 BoogieIcfgContainer [2021-10-15 19:17:31,529 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:17:31,531 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 19:17:31,531 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 19:17:31,535 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 19:17:31,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 07:16:52" (1/3) ... [2021-10-15 19:17:31,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@671194c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:17:31, skipping insertion in model container [2021-10-15 19:17:31,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:16:56" (2/3) ... [2021-10-15 19:17:31,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@671194c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:17:31, skipping insertion in model container [2021-10-15 19:17:31,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:17:31" (3/3) ... [2021-10-15 19:17:31,538 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i [2021-10-15 19:17:31,543 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 19:17:31,544 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 56 error locations. [2021-10-15 19:17:31,593 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 19:17:31,599 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 19:17:31,599 INFO L340 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2021-10-15 19:17:31,635 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 19:17:31,640 INFO L168 Benchmark]: Toolchain (without parser) took 39277.24 ms. Allocated memory was 98.6 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 70.1 MB in the beginning and 505.9 MB in the end (delta: -435.8 MB). Peak memory consumption was 881.0 MB. Max. memory is 16.1 GB. [2021-10-15 19:17:31,640 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 98.6 MB. Free memory is still 52.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:17:31,641 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4155.07 ms. Allocated memory was 98.6 MB in the beginning and 213.9 MB in the end (delta: 115.3 MB). Free memory was 69.8 MB in the beginning and 140.8 MB in the end (delta: -71.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:17:31,642 INFO L168 Benchmark]: Boogie Procedure Inliner took 765.12 ms. Allocated memory is still 213.9 MB. Free memory was 140.8 MB in the beginning and 84.4 MB in the end (delta: 56.4 MB). Peak memory consumption was 89.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:17:31,643 INFO L168 Benchmark]: Boogie Preprocessor took 1070.55 ms. Allocated memory was 213.9 MB in the beginning and 427.8 MB in the end (delta: 213.9 MB). Free memory was 84.4 MB in the beginning and 271.6 MB in the end (delta: -187.2 MB). Peak memory consumption was 71.6 MB. Max. memory is 16.1 GB. [2021-10-15 19:17:31,644 INFO L168 Benchmark]: RCFGBuilder took 33173.40 ms. Allocated memory was 427.8 MB in the beginning and 1.4 GB in the end (delta: 987.8 MB). Free memory was 271.6 MB in the beginning and 518.5 MB in the end (delta: -246.8 MB). Peak memory consumption was 812.4 MB. Max. memory is 16.1 GB. [2021-10-15 19:17:31,644 INFO L168 Benchmark]: TraceAbstraction took 106.69 ms. Allocated memory is still 1.4 GB. Free memory was 517.4 MB in the beginning and 505.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-15 19:17:31,648 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 98.6 MB. Free memory is still 52.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4155.07 ms. Allocated memory was 98.6 MB in the beginning and 213.9 MB in the end (delta: 115.3 MB). Free memory was 69.8 MB in the beginning and 140.8 MB in the end (delta: -71.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 765.12 ms. Allocated memory is still 213.9 MB. Free memory was 140.8 MB in the beginning and 84.4 MB in the end (delta: 56.4 MB). Peak memory consumption was 89.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 1070.55 ms. Allocated memory was 213.9 MB in the beginning and 427.8 MB in the end (delta: 213.9 MB). Free memory was 84.4 MB in the beginning and 271.6 MB in the end (delta: -187.2 MB). Peak memory consumption was 71.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 33173.40 ms. Allocated memory was 427.8 MB in the beginning and 1.4 GB in the end (delta: 987.8 MB). Free memory was 271.6 MB in the beginning and 518.5 MB in the end (delta: -246.8 MB). Peak memory consumption was 812.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 106.69 ms. Allocated memory is still 1.4 GB. Free memory was 517.4 MB in the beginning and 505.9 MB in the end (delta: 11.5 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 19:17:31,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/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 19:17:34,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:17:34,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:17:34,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:17:34,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:17:34,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:17:34,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:17:34,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:17:34,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:17:34,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:17:34,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:17:34,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:17:34,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:17:34,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:17:34,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:17:34,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:17:34,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:17:34,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:17:34,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:17:34,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:17:34,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:17:34,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:17:34,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:17:34,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:17:34,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:17:34,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:17:34,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:17:34,272 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:17:34,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:17:34,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:17:34,274 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:17:34,275 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:17:34,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:17:34,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:17:34,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:17:34,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:17:34,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:17:34,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:17:34,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:17:34,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:17:34,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:17:34,292 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-15 19:17:34,333 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:17:34,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:17:34,334 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:17:34,334 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:17:34,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:17:34,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:17:34,337 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:17:34,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:17:34,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:17:34,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:17:34,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:17:34,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:17:34,340 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 19:17:34,340 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 19:17:34,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:17:34,341 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:17:34,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:17:34,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:17:34,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:17:34,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:17:34,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:17:34,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:17:34,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:17:34,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:17:34,343 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 19:17:34,344 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 19:17:34,344 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:17:34,344 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:17:34,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:17:34,345 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:17:34,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 19:17:34,346 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_091551a8-5a88-4073-854f-84c60a5619f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0931d65d1cf63f89f24051e1ec6c0a692e1bd258 [2021-10-15 19:17:34,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:17:34,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:17:34,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:17:34,793 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:17:34,794 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:17:34,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i [2021-10-15 19:17:34,875 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/data/93f375613/e5326620e5f240168a30b2708e5968a7/FLAG2f6875603 [2021-10-15 19:17:35,933 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:17:35,934 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i [2021-10-15 19:17:36,004 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/data/93f375613/e5326620e5f240168a30b2708e5968a7/FLAG2f6875603 [2021-10-15 19:17:36,294 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/data/93f375613/e5326620e5f240168a30b2708e5968a7 [2021-10-15 19:17:36,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:17:36,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:17:36,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:17:36,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:17:36,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:17:36,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:17:36" (1/1) ... [2021-10-15 19:17:36,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39d249f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:17:36, skipping insertion in model container [2021-10-15 19:17:36,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:17:36" (1/1) ... [2021-10-15 19:17:36,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:17:36,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:17:37,226 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5977] [2021-10-15 19:17:37,227 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5978-5979] [2021-10-15 19:17:37,719 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_091551a8-5a88-4073-854f-84c60a5619f8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i[185445,185458] [2021-10-15 19:17:39,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:17:39,196 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:17:39,353 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5977] [2021-10-15 19:17:39,355 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5978-5979] [2021-10-15 19:17:39,373 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_091551a8-5a88-4073-854f-84c60a5619f8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i[185445,185458] [2021-10-15 19:17:39,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:17:40,179 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:17:40,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:17:40 WrapperNode [2021-10-15 19:17:40,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:17:40,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:17:40,181 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:17:40,182 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:17:40,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:17:40" (1/1) ... [2021-10-15 19:17:40,291 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:17:40" (1/1) ... [2021-10-15 19:17:40,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:17:40,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:17:40,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:17:40,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:17:40,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:17:40" (1/1) ... [2021-10-15 19:17:40,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:17:40" (1/1) ... [2021-10-15 19:17:41,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:17:40" (1/1) ... [2021-10-15 19:17:41,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:17:40" (1/1) ... [2021-10-15 19:17:41,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:17:40" (1/1) ... [2021-10-15 19:17:41,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:17:40" (1/1) ... [2021-10-15 19:17:41,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:17:40" (1/1) ... [2021-10-15 19:17:41,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:17:41,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:17:41,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:17:41,776 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:17:41,777 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:17:40" (1/1) ... [2021-10-15 19:17:41,786 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:17:41,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:17:41,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 19:17:41,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 19:17:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-15 19:17:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-10-15 19:17:41,992 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-10-15 19:17:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-15 19:17:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-10-15 19:17:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-15 19:17:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-15 19:17:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-15 19:17:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-15 19:17:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure hso_kick_transmit [2021-10-15 19:17:41,993 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_kick_transmit [2021-10-15 19:17:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 19:17:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-10-15 19:17:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 19:17:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-10-15 19:17:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-15 19:17:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-15 19:17:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-15 19:17:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 19:17:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-15 19:17:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 19:17:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-15 19:17:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-15 19:17:42,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-15 19:17:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-10-15 19:17:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure hso_resume [2021-10-15 19:17:42,010 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_resume [2021-10-15 19:17:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-10-15 19:17:42,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-10-15 19:17:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-15 19:17:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-10-15 19:17:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-10-15 19:17:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-10-15 19:17:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-10-15 19:17:42,011 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-10-15 19:17:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 19:17:42,012 INFO L130 BoogieDeclarations]: Found specification of procedure hso_free_interface [2021-10-15 19:17:42,012 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_free_interface [2021-10-15 19:17:42,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 19:17:42,012 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-10-15 19:17:42,012 INFO L130 BoogieDeclarations]: Found specification of procedure hso_disconnect [2021-10-15 19:17:42,013 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_disconnect [2021-10-15 19:17:42,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-10-15 19:17:42,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-10-15 19:17:42,013 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 19:17:42,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 19:17:42,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-10-15 19:17:42,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-10-15 19:17:42,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:17:42,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:19:21,775 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:19:21,775 INFO L299 CfgBuilder]: Removed 3032 assume(true) statements. [2021-10-15 19:19:21,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:19:21 BoogieIcfgContainer [2021-10-15 19:19:21,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:19:21,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 19:19:21,783 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 19:19:21,786 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 19:19:21,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 07:17:36" (1/3) ... [2021-10-15 19:19:21,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d33d901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:19:21, skipping insertion in model container [2021-10-15 19:19:21,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:17:40" (2/3) ... [2021-10-15 19:19:21,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d33d901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:19:21, skipping insertion in model container [2021-10-15 19:19:21,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:19:21" (3/3) ... [2021-10-15 19:19:21,789 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i [2021-10-15 19:19:21,795 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 19:19:21,795 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 56 error locations. [2021-10-15 19:19:21,842 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 19:19:21,848 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 19:19:21,848 INFO L340 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2021-10-15 19:19:21,884 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 19:19:21,889 INFO L168 Benchmark]: Toolchain (without parser) took 105589.75 ms. Allocated memory was 52.4 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 23.7 MB in the beginning and 632.8 MB in the end (delta: -609.1 MB). Peak memory consumption was 527.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:19:21,890 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory was 32.2 MB in the beginning and 32.2 MB in the end (delta: 36.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:19:21,891 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3878.27 ms. Allocated memory was 52.4 MB in the beginning and 218.1 MB in the end (delta: 165.7 MB). Free memory was 23.5 MB in the beginning and 106.6 MB in the end (delta: -83.2 MB). Peak memory consumption was 81.4 MB. Max. memory is 16.1 GB. [2021-10-15 19:19:21,892 INFO L168 Benchmark]: Boogie Procedure Inliner took 694.05 ms. Allocated memory is still 218.1 MB. Free memory was 106.6 MB in the beginning and 102.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 56.4 MB. Max. memory is 16.1 GB. [2021-10-15 19:19:21,892 INFO L168 Benchmark]: Boogie Preprocessor took 898.31 ms. Allocated memory was 218.1 MB in the beginning and 494.9 MB in the end (delta: 276.8 MB). Free memory was 102.7 MB in the beginning and 336.6 MB in the end (delta: -233.9 MB). Peak memory consumption was 77.4 MB. Max. memory is 16.1 GB. [2021-10-15 19:19:21,893 INFO L168 Benchmark]: RCFGBuilder took 100005.66 ms. Allocated memory was 494.9 MB in the beginning and 1.2 GB in the end (delta: 694.2 MB). Free memory was 336.6 MB in the beginning and 645.4 MB in the end (delta: -308.7 MB). Peak memory consumption was 727.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:19:21,894 INFO L168 Benchmark]: TraceAbstraction took 104.70 ms. Allocated memory is still 1.2 GB. Free memory was 644.3 MB in the beginning and 632.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-15 19:19:21,897 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory was 32.2 MB in the beginning and 32.2 MB in the end (delta: 36.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3878.27 ms. Allocated memory was 52.4 MB in the beginning and 218.1 MB in the end (delta: 165.7 MB). Free memory was 23.5 MB in the beginning and 106.6 MB in the end (delta: -83.2 MB). Peak memory consumption was 81.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 694.05 ms. Allocated memory is still 218.1 MB. Free memory was 106.6 MB in the beginning and 102.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 56.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 898.31 ms. Allocated memory was 218.1 MB in the beginning and 494.9 MB in the end (delta: 276.8 MB). Free memory was 102.7 MB in the beginning and 336.6 MB in the end (delta: -233.9 MB). Peak memory consumption was 77.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 100005.66 ms. Allocated memory was 494.9 MB in the beginning and 1.2 GB in the end (delta: 694.2 MB). Free memory was 336.6 MB in the beginning and 645.4 MB in the end (delta: -308.7 MB). Peak memory consumption was 727.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 104.70 ms. Allocated memory is still 1.2 GB. Free memory was 644.3 MB in the beginning and 632.8 MB in the end (delta: 11.5 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 19:19:22,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091551a8-5a88-4073-854f-84c60a5619f8/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...