./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.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_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/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_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/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_22ac40cd-2fa6-4987-983b-b69f8454d822/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 ed431ee5c40f449c7092124264205cd321060e92 ................................................................................................................................................................................................................................................................... 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_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/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_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/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_22ac40cd-2fa6-4987-983b-b69f8454d822/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 ed431ee5c40f449c7092124264205cd321060e92 .................................................................................................................................................................................................................................................................................... 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 19:26:29,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:26:29,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:26:29,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:26:29,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:26:29,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:26:29,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:26:29,081 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:26:29,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:26:29,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:26:29,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:26:29,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:26:29,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:26:29,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:26:29,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:26:29,095 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:26:29,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:26:29,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:26:29,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:26:29,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:26:29,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:26:29,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:26:29,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:26:29,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:26:29,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:26:29,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:26:29,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:26:29,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:26:29,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:26:29,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:26:29,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:26:29,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:26:29,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:26:29,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:26:29,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:26:29,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:26:29,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:26:29,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:26:29,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:26:29,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:26:29,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:26:29,144 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-15 19:26:29,185 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:26:29,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:26:29,187 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:26:29,187 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:26:29,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:26:29,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:26:29,190 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:26:29,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:26:29,190 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:26:29,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:26:29,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:26:29,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:26:29,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:26:29,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:26:29,193 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:26:29,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:26:29,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:26:29,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:26:29,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:26:29,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:26:29,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:26:29,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:26:29,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:26:29,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 19:26:29,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 19:26:29,195 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:26:29,195 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:26:29,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:26:29,196 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:26:29,197 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_22ac40cd-2fa6-4987-983b-b69f8454d822/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed431ee5c40f449c7092124264205cd321060e92 [2021-10-15 19:26:29,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:26:29,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:26:29,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:26:29,495 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:26:29,496 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:26:29,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i [2021-10-15 19:26:29,570 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/data/c689cb710/122e6af3ebc944a295fd05e6c777b0b0/FLAG5a26d3720 [2021-10-15 19:26:30,760 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:26:30,761 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i [2021-10-15 19:26:30,843 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/data/c689cb710/122e6af3ebc944a295fd05e6c777b0b0/FLAG5a26d3720 [2021-10-15 19:26:31,005 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/data/c689cb710/122e6af3ebc944a295fd05e6c777b0b0 [2021-10-15 19:26:31,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:26:31,011 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:26:31,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:26:31,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:26:31,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:26:31,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:26:31" (1/1) ... [2021-10-15 19:26:31,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d6ad7e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:26:31, skipping insertion in model container [2021-10-15 19:26:31,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:26:31" (1/1) ... [2021-10-15 19:26:31,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:26:31,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:26:35,003 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[415958,415971] [2021-10-15 19:26:35,006 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[416127,416140] [2021-10-15 19:26:35,007 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[416294,416307] [2021-10-15 19:26:35,007 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[416462,416475] [2021-10-15 19:26:35,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:26:35,086 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:26:35,722 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[415958,415971] [2021-10-15 19:26:35,723 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[416127,416140] [2021-10-15 19:26:35,724 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[416294,416307] [2021-10-15 19:26:35,725 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[416462,416475] [2021-10-15 19:26:35,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:26:35,970 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:26:35,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:26:35 WrapperNode [2021-10-15 19:26:35,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:26:35,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:26:35,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:26:35,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:26:35,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:26:35" (1/1) ... [2021-10-15 19:26:36,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:26:35" (1/1) ... [2021-10-15 19:26:37,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:26:37,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:26:37,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:26:37,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:26:37,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:26:35" (1/1) ... [2021-10-15 19:26:37,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:26:35" (1/1) ... [2021-10-15 19:26:38,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:26:35" (1/1) ... [2021-10-15 19:26:38,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:26:35" (1/1) ... [2021-10-15 19:26:40,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:26:35" (1/1) ... [2021-10-15 19:26:40,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:26:35" (1/1) ... [2021-10-15 19:26:40,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:26:35" (1/1) ... [2021-10-15 19:26:41,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:26:41,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:26:41,056 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:26:41,056 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:26:41,057 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:26:35" (1/1) ... [2021-10-15 19:26:41,065 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:26:41,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:26:41,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 19:26:41,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 19:26:41,151 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_probe [2021-10-15 19:26:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_probe [2021-10-15 19:26:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 19:26:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-10-15 19:26:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-10-15 19:26:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-10-15 19:26:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-15 19:26:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-15 19:26:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 19:26:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 19:26:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure init_channels [2021-10-15 19:26:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure init_channels [2021-10-15 19:26:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:26:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:26:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-15 19:26:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-15 19:26:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 19:26:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 19:26:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 19:26:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure my_dvb_dmxdev_ts_card_init [2021-10-15 19:26:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure my_dvb_dmxdev_ts_card_init [2021-10-15 19:26:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure init_channel [2021-10-15 19:26:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure init_channel [2021-10-15 19:26:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure release_channel [2021-10-15 19:26:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure release_channel [2021-10-15 19:26:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-15 19:26:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure drxk_gate_ctrl [2021-10-15 19:26:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure drxk_gate_ctrl [2021-10-15 19:26:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-10-15 19:26:41,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-10-15 19:26:41,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-15 19:27:47,090 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break#2: ldv_switch_1_#res := 0; [2021-10-15 19:27:47,091 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break#3: ldv_switch_1_#res := 0; [2021-10-15 19:27:47,091 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#2: ldv_switch_2_#res := 0; [2021-10-15 19:27:47,091 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#3: ldv_switch_2_#res := 0; [2021-10-15 19:27:47,091 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#4: ldv_switch_2_#res := 0; [2021-10-15 19:27:47,091 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break: ldv_switch_1_#res := 0; [2021-10-15 19:27:47,092 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_3_switch_break: ldv_switch_3_#res := 0; [2021-10-15 19:27:47,092 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#2: ldv_switch_0_#res := 0; [2021-10-15 19:27:47,092 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_3_switch_break#2: ldv_switch_3_#res := 0; [2021-10-15 19:27:47,092 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break: ldv_switch_2_#res := 0; [2021-10-15 19:27:47,093 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break: ldv_switch_0_#res := 0; [2021-10-15 19:27:47,093 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-10-15 19:27:47,181 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:27:47,182 INFO L299 CfgBuilder]: Removed 9947 assume(true) statements. [2021-10-15 19:27:47,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:27:47 BoogieIcfgContainer [2021-10-15 19:27:47,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:27:47,194 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 19:27:47,194 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 19:27:47,198 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 19:27:47,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 07:26:31" (1/3) ... [2021-10-15 19:27:47,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@326ca22e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:27:47, skipping insertion in model container [2021-10-15 19:27:47,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:26:35" (2/3) ... [2021-10-15 19:27:47,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@326ca22e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:27:47, skipping insertion in model container [2021-10-15 19:27:47,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:27:47" (3/3) ... [2021-10-15 19:27:47,202 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i [2021-10-15 19:27:47,208 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 19:27:47,209 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 265 error locations. [2021-10-15 19:27:47,265 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 19:27:47,271 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 19:27:47,271 INFO L340 AbstractCegarLoop]: Starting to check reachability of 265 error locations. [2021-10-15 19:27:47,356 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 19:27:47,361 INFO L168 Benchmark]: Toolchain (without parser) took 76349.04 ms. Allocated memory was 107.0 MB in the beginning and 3.6 GB in the end (delta: 3.5 GB). Free memory was 71.5 MB in the beginning and 2.6 GB in the end (delta: -2.5 GB). Peak memory consumption was 943.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:27:47,362 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 107.0 MB. Free memory was 83.7 MB in the beginning and 83.6 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:27:47,363 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4955.90 ms. Allocated memory was 107.0 MB in the beginning and 205.5 MB in the end (delta: 98.6 MB). Free memory was 71.2 MB in the beginning and 88.5 MB in the end (delta: -17.3 MB). Peak memory consumption was 111.5 MB. Max. memory is 16.1 GB. [2021-10-15 19:27:47,364 INFO L168 Benchmark]: Boogie Procedure Inliner took 2004.14 ms. Allocated memory was 205.5 MB in the beginning and 673.2 MB in the end (delta: 467.7 MB). Free memory was 88.5 MB in the beginning and 449.1 MB in the end (delta: -360.7 MB). Peak memory consumption was 196.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:27:47,365 INFO L168 Benchmark]: Boogie Preprocessor took 3076.45 ms. Allocated memory was 673.2 MB in the beginning and 1.8 GB in the end (delta: 1.1 GB). Free memory was 449.1 MB in the beginning and 1.4 GB in the end (delta: -985.7 MB). Peak memory consumption was 176.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:27:47,366 INFO L168 Benchmark]: RCFGBuilder took 66138.15 ms. Allocated memory was 1.8 GB in the beginning and 3.6 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. [2021-10-15 19:27:47,366 INFO L168 Benchmark]: TraceAbstraction took 165.54 ms. Allocated memory is still 3.6 GB. Free memory was 2.6 GB in the beginning and 2.6 GB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-10-15 19:27:47,370 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 107.0 MB. Free memory was 83.7 MB in the beginning and 83.6 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4955.90 ms. Allocated memory was 107.0 MB in the beginning and 205.5 MB in the end (delta: 98.6 MB). Free memory was 71.2 MB in the beginning and 88.5 MB in the end (delta: -17.3 MB). Peak memory consumption was 111.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 2004.14 ms. Allocated memory was 205.5 MB in the beginning and 673.2 MB in the end (delta: 467.7 MB). Free memory was 88.5 MB in the beginning and 449.1 MB in the end (delta: -360.7 MB). Peak memory consumption was 196.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 3076.45 ms. Allocated memory was 673.2 MB in the beginning and 1.8 GB in the end (delta: 1.1 GB). Free memory was 449.1 MB in the beginning and 1.4 GB in the end (delta: -985.7 MB). Peak memory consumption was 176.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 66138.15 ms. Allocated memory was 1.8 GB in the beginning and 3.6 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. * TraceAbstraction took 165.54 ms. Allocated memory is still 3.6 GB. Free memory was 2.6 GB in the beginning and 2.6 GB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 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 19:27:47,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/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 19:27:49,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:27:49,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:27:49,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:27:49,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:27:49,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:27:49,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:27:49,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:27:49,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:27:49,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:27:49,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:27:49,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:27:49,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:27:49,948 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:27:49,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:27:49,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:27:49,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:27:49,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:27:49,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:27:49,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:27:49,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:27:49,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:27:49,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:27:49,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:27:49,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:27:49,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:27:49,985 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:27:49,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:27:49,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:27:49,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:27:49,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:27:49,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:27:49,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:27:49,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:27:49,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:27:49,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:27:49,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:27:49,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:27:49,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:27:50,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:27:50,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:27:50,003 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-15 19:27:50,063 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:27:50,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:27:50,064 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:27:50,065 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:27:50,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:27:50,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:27:50,066 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:27:50,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:27:50,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:27:50,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:27:50,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:27:50,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:27:50,068 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 19:27:50,068 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 19:27:50,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:27:50,069 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:27:50,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:27:50,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:27:50,070 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:27:50,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:27:50,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:27:50,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:27:50,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:27:50,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:27:50,071 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 19:27:50,072 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 19:27:50,072 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:27:50,072 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:27:50,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:27:50,073 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:27:50,073 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 19:27:50,073 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_22ac40cd-2fa6-4987-983b-b69f8454d822/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed431ee5c40f449c7092124264205cd321060e92 [2021-10-15 19:27:50,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:27:50,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:27:50,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:27:50,495 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:27:50,496 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:27:50,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i [2021-10-15 19:27:50,565 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/data/ed4c18a34/2390231ac82b4cd68c201b00539c44e1/FLAGa39caa861 [2021-10-15 19:27:51,911 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:27:51,913 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i [2021-10-15 19:27:51,974 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/data/ed4c18a34/2390231ac82b4cd68c201b00539c44e1/FLAGa39caa861 [2021-10-15 19:27:52,045 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/data/ed4c18a34/2390231ac82b4cd68c201b00539c44e1 [2021-10-15 19:27:52,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:27:52,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:27:52,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:27:52,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:27:52,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:27:52,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:27:52" (1/1) ... [2021-10-15 19:27:52,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77021276 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:27:52, skipping insertion in model container [2021-10-15 19:27:52,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:27:52" (1/1) ... [2021-10-15 19:27:52,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:27:52,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:27:56,997 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[415958,415971] [2021-10-15 19:27:57,000 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[416127,416140] [2021-10-15 19:27:57,001 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[416294,416307] [2021-10-15 19:27:57,002 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[416462,416475] [2021-10-15 19:27:57,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:27:57,143 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:27:57,983 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[415958,415971] [2021-10-15 19:27:57,984 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[416127,416140] [2021-10-15 19:27:57,984 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[416294,416307] [2021-10-15 19:27:57,985 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_22ac40cd-2fa6-4987-983b-b69f8454d822/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i[416462,416475] [2021-10-15 19:27:57,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:27:58,274 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:27:58,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:27:58 WrapperNode [2021-10-15 19:27:58,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:27:58,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:27:58,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:27:58,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:27:58,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:27:58" (1/1) ... [2021-10-15 19:27:58,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:27:58" (1/1) ... [2021-10-15 19:28:00,386 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:28:00,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:28:00,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:28:00,388 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:28:00,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:27:58" (1/1) ... [2021-10-15 19:28:00,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:27:58" (1/1) ... [2021-10-15 19:28:00,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:27:58" (1/1) ... [2021-10-15 19:28:00,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:27:58" (1/1) ... [2021-10-15 19:28:02,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:27:58" (1/1) ... [2021-10-15 19:28:02,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:27:58" (1/1) ... [2021-10-15 19:28:02,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:27:58" (1/1) ... [2021-10-15 19:28:03,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:28:03,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:28:03,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:28:03,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:28:03,225 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:27:58" (1/1) ... [2021-10-15 19:28:03,249 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:28:03,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:28:03,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 19:28:03,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 19:28:03,441 INFO L130 BoogieDeclarations]: Found specification of procedure ngene_probe [2021-10-15 19:28:03,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ngene_probe [2021-10-15 19:28:03,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 19:28:03,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-15 19:28:03,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-15 19:28:03,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-15 19:28:03,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-10-15 19:28:03,457 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~C_INT [2021-10-15 19:28:03,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~C_INT [2021-10-15 19:28:03,458 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-10-15 19:28:03,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-10-15 19:28:03,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 19:28:03,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 19:28:03,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-10-15 19:28:03,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-10-15 19:28:03,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-10-15 19:28:03,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-10-15 19:28:03,459 INFO L130 BoogieDeclarations]: Found specification of procedure init_channels [2021-10-15 19:28:03,459 INFO L138 BoogieDeclarations]: Found implementation of procedure init_channels [2021-10-15 19:28:03,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:28:03,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:28:03,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-15 19:28:03,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-15 19:28:03,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-15 19:28:03,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-15 19:28:03,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-15 19:28:03,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-15 19:28:03,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 19:28:03,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 19:28:03,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-15 19:28:03,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-15 19:28:03,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-15 19:28:03,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-15 19:28:03,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 19:28:03,463 INFO L130 BoogieDeclarations]: Found specification of procedure my_dvb_dmxdev_ts_card_init [2021-10-15 19:28:03,463 INFO L138 BoogieDeclarations]: Found implementation of procedure my_dvb_dmxdev_ts_card_init [2021-10-15 19:28:03,464 INFO L130 BoogieDeclarations]: Found specification of procedure init_channel [2021-10-15 19:28:03,464 INFO L138 BoogieDeclarations]: Found implementation of procedure init_channel [2021-10-15 19:28:03,464 INFO L130 BoogieDeclarations]: Found specification of procedure release_channel [2021-10-15 19:28:03,464 INFO L138 BoogieDeclarations]: Found implementation of procedure release_channel [2021-10-15 19:28:03,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-15 19:28:03,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-10-15 19:28:03,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-10-15 19:28:03,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-10-15 19:28:03,465 INFO L130 BoogieDeclarations]: Found specification of procedure drxk_gate_ctrl [2021-10-15 19:28:03,465 INFO L138 BoogieDeclarations]: Found implementation of procedure drxk_gate_ctrl [2021-10-15 19:34:53,945 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break#2: ldv_switch_1_#res := 0bv32; [2021-10-15 19:34:53,945 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break#3: ldv_switch_1_#res := 0bv32; [2021-10-15 19:34:53,945 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#2: ldv_switch_2_#res := 0bv32; [2021-10-15 19:34:53,945 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#3: ldv_switch_2_#res := 0bv32; [2021-10-15 19:34:53,945 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#4: ldv_switch_2_#res := 0bv32; [2021-10-15 19:34:53,946 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break: ldv_switch_1_#res := 0bv32; [2021-10-15 19:34:53,946 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_3_switch_break: ldv_switch_3_#res := 0bv32; [2021-10-15 19:34:53,947 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#2: ldv_switch_0_#res := 0bv32; [2021-10-15 19:34:53,947 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_3_switch_break#2: ldv_switch_3_#res := 0bv32; [2021-10-15 19:34:53,947 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break: ldv_switch_2_#res := 0bv32; [2021-10-15 19:34:53,948 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break: ldv_switch_0_#res := 0bv32; [2021-10-15 19:34:53,949 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-10-15 19:34:54,019 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:34:54,019 INFO L299 CfgBuilder]: Removed 9947 assume(true) statements. [2021-10-15 19:34:54,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:34:54 BoogieIcfgContainer [2021-10-15 19:34:54,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:34:54,032 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 19:34:54,032 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 19:34:54,035 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 19:34:54,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 07:27:52" (1/3) ... [2021-10-15 19:34:54,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@748cca81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:34:54, skipping insertion in model container [2021-10-15 19:34:54,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:27:58" (2/3) ... [2021-10-15 19:34:54,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@748cca81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:34:54, skipping insertion in model container [2021-10-15 19:34:54,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:34:54" (3/3) ... [2021-10-15 19:34:54,038 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-ngene-ngene.cil.i [2021-10-15 19:34:54,043 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 19:34:54,043 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 265 error locations. [2021-10-15 19:34:54,096 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 19:34:54,104 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 19:34:54,105 INFO L340 AbstractCegarLoop]: Starting to check reachability of 265 error locations. [2021-10-15 19:34:54,194 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 19:34:54,201 INFO L168 Benchmark]: Toolchain (without parser) took 422148.23 ms. Allocated memory was 67.1 MB in the beginning and 3.4 GB in the end (delta: 3.4 GB). Free memory was 32.4 MB in the beginning and 2.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 669.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:34:54,201 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 67.1 MB. Free memory is still 49.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:34:54,203 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6190.79 ms. Allocated memory was 67.1 MB in the beginning and 180.4 MB in the end (delta: 113.2 MB). Free memory was 45.7 MB in the beginning and 93.8 MB in the end (delta: -48.0 MB). Peak memory consumption was 108.4 MB. Max. memory is 16.1 GB. [2021-10-15 19:34:54,209 INFO L168 Benchmark]: Boogie Procedure Inliner took 2110.34 ms. Allocated memory was 180.4 MB in the beginning and 604.0 MB in the end (delta: 423.6 MB). Free memory was 93.8 MB in the beginning and 400.9 MB in the end (delta: -307.1 MB). Peak memory consumption was 163.7 MB. Max. memory is 16.1 GB. [2021-10-15 19:34:54,209 INFO L168 Benchmark]: Boogie Preprocessor took 2818.17 ms. Allocated memory was 604.0 MB in the beginning and 1.7 GB in the end (delta: 1.1 GB). Free memory was 400.9 MB in the beginning and 1.4 GB in the end (delta: -998.2 MB). Peak memory consumption was 192.9 MB. Max. memory is 16.1 GB. [2021-10-15 19:34:54,210 INFO L168 Benchmark]: RCFGBuilder took 410808.58 ms. Allocated memory was 1.7 GB in the beginning and 3.4 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 893.0 MB. Max. memory is 16.1 GB. [2021-10-15 19:34:54,212 INFO L168 Benchmark]: TraceAbstraction took 166.92 ms. Allocated memory is still 3.4 GB. Free memory was 2.7 GB in the beginning and 2.7 GB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-10-15 19:34:54,218 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 67.1 MB. Free memory is still 49.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6190.79 ms. Allocated memory was 67.1 MB in the beginning and 180.4 MB in the end (delta: 113.2 MB). Free memory was 45.7 MB in the beginning and 93.8 MB in the end (delta: -48.0 MB). Peak memory consumption was 108.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 2110.34 ms. Allocated memory was 180.4 MB in the beginning and 604.0 MB in the end (delta: 423.6 MB). Free memory was 93.8 MB in the beginning and 400.9 MB in the end (delta: -307.1 MB). Peak memory consumption was 163.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 2818.17 ms. Allocated memory was 604.0 MB in the beginning and 1.7 GB in the end (delta: 1.1 GB). Free memory was 400.9 MB in the beginning and 1.4 GB in the end (delta: -998.2 MB). Peak memory consumption was 192.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 410808.58 ms. Allocated memory was 1.7 GB in the beginning and 3.4 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 893.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 166.92 ms. Allocated memory is still 3.4 GB. Free memory was 2.7 GB in the beginning and 2.7 GB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 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 19:34:54,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22ac40cd-2fa6-4987-983b-b69f8454d822/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...