./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c9ac35b9d4aa644a93ac0582656cdcb7a0c39bf680b5718648dd5ed02725c5c5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:50:42,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:50:42,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:50:42,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:50:42,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:50:42,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:50:42,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:50:42,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:50:42,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:50:42,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:50:42,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:50:42,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:50:42,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:50:42,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:50:42,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:50:42,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:50:42,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:50:42,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:50:42,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:50:42,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:50:42,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:50:42,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:50:42,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:50:42,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:50:42,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:50:42,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:50:42,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:50:42,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:50:42,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:50:42,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:50:42,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:50:42,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:50:42,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:50:42,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:50:42,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:50:42,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:50:42,820 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:50:42,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:50:42,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:50:42,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:50:42,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:50:42,823 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:50:42,847 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:50:42,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:50:42,848 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:50:42,848 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:50:42,849 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:50:42,849 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:50:42,849 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:50:42,849 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:50:42,850 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:50:42,850 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:50:42,850 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:50:42,850 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:50:42,851 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:50:42,851 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:50:42,851 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:50:42,851 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:50:42,852 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:50:42,852 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:50:42,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:50:42,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:50:42,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:50:42,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:50:42,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:50:42,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:50:42,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:50:42,854 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:50:42,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:50:42,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:50:42,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:50:42,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:50:42,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:50:42,856 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:50:42,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:50:42,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:50:42,856 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:50:42,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:50:42,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:50:42,857 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:50:42,857 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_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9ac35b9d4aa644a93ac0582656cdcb7a0c39bf680b5718648dd5ed02725c5c5 [2022-11-03 02:50:43,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:50:43,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:50:43,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:50:43,200 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:50:43,203 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:50:43,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i [2022-11-03 02:50:43,271 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/data/d5a9c82fe/10c3a3ca41a74f77990288811ca133a8/FLAG54b25ac8d [2022-11-03 02:50:44,716 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:50:44,717 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i [2022-11-03 02:50:44,806 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/data/d5a9c82fe/10c3a3ca41a74f77990288811ca133a8/FLAG54b25ac8d [2022-11-03 02:50:45,134 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/data/d5a9c82fe/10c3a3ca41a74f77990288811ca133a8 [2022-11-03 02:50:45,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:50:45,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:50:45,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:50:45,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:50:45,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:50:45,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:50:45" (1/1) ... [2022-11-03 02:50:45,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@620db23e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:50:45, skipping insertion in model container [2022-11-03 02:50:45,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:50:45" (1/1) ... [2022-11-03 02:50:45,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:50:45,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:50:46,224 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4575] [2022-11-03 02:50:47,786 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi [2022-11-03 02:50:47,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ea5a71b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:50:47, skipping insertion in model container [2022-11-03 02:50:47,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:50:47,788 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:50:47,790 INFO L158 Benchmark]: Toolchain (without parser) took 2650.06ms. Allocated memory was 107.0MB in the beginning and 159.4MB in the end (delta: 52.4MB). Free memory was 64.8MB in the beginning and 72.0MB in the end (delta: -7.2MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2022-11-03 02:50:47,791 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 88.1MB. Free memory was 64.2MB in the beginning and 64.1MB in the end (delta: 40.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:50:47,793 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2646.76ms. Allocated memory was 107.0MB in the beginning and 159.4MB in the end (delta: 52.4MB). Free memory was 64.5MB in the beginning and 72.0MB in the end (delta: -7.5MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2022-11-03 02:50:47,800 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 88.1MB. Free memory was 64.2MB in the beginning and 64.1MB in the end (delta: 40.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2646.76ms. Allocated memory was 107.0MB in the beginning and 159.4MB in the end (delta: 52.4MB). Free memory was 64.5MB in the beginning and 72.0MB in the end (delta: -7.5MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7395]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c9ac35b9d4aa644a93ac0582656cdcb7a0c39bf680b5718648dd5ed02725c5c5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:50:50,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:50:50,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:50:50,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:50:50,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:50:50,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:50:50,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:50:50,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:50:50,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:50:50,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:50:50,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:50:50,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:50:50,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:50:50,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:50:50,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:50:50,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:50:50,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:50:50,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:50:50,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:50:50,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:50:50,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:50:50,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:50:50,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:50:50,434 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:50:50,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:50:50,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:50:50,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:50:50,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:50:50,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:50:50,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:50:50,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:50:50,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:50:50,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:50:50,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:50:50,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:50:50,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:50:50,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:50:50,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:50:50,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:50:50,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:50:50,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:50:50,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 02:50:50,533 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:50:50,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:50:50,535 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:50:50,536 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:50:50,537 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:50:50,537 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:50:50,537 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:50:50,537 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:50:50,538 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:50:50,538 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:50:50,539 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:50:50,540 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:50:50,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:50:50,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:50:50,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:50:50,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:50:50,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:50:50,543 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 02:50:50,543 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 02:50:50,543 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 02:50:50,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:50:50,543 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:50:50,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:50:50,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:50:50,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 02:50:50,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:50:50,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:50:50,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:50:50,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:50:50,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:50:50,546 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 02:50:50,546 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 02:50:50,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:50:50,547 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:50:50,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 02:50:50,547 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_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9ac35b9d4aa644a93ac0582656cdcb7a0c39bf680b5718648dd5ed02725c5c5 [2022-11-03 02:50:50,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:50:50,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:50:50,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:50:51,000 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:50:51,001 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:50:51,003 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i [2022-11-03 02:50:51,092 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/data/c7c0a7965/adcceb851922427a906f49b3f030eaa6/FLAGb653be4bb [2022-11-03 02:50:52,624 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:50:52,626 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i [2022-11-03 02:50:52,842 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/data/c7c0a7965/adcceb851922427a906f49b3f030eaa6/FLAGb653be4bb [2022-11-03 02:50:53,145 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_095f3cfc-578f-4faa-a5eb-5c5e6d6ef75f/bin/utaipan-7li7fVZpFI/data/c7c0a7965/adcceb851922427a906f49b3f030eaa6 [2022-11-03 02:50:53,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:50:53,165 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:50:53,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:50:53,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:50:53,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:50:53,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:50:53" (1/1) ... [2022-11-03 02:50:53,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45ebd66f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:50:53, skipping insertion in model container [2022-11-03 02:50:53,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:50:53" (1/1) ... [2022-11-03 02:50:53,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:50:53,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:50:54,108 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4575] [2022-11-03 02:50:55,545 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi [2022-11-03 02:50:55,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@143b4120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:50:55, skipping insertion in model container [2022-11-03 02:50:55,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:50:55,550 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:50:55,553 INFO L158 Benchmark]: Toolchain (without parser) took 2401.12ms. Allocated memory is still 136.3MB. Free memory was 98.6MB in the beginning and 77.1MB in the end (delta: 21.5MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2022-11-03 02:50:55,554 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory was 51.5MB in the beginning and 51.5MB in the end (delta: 54.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:50:55,556 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2383.66ms. Allocated memory is still 136.3MB. Free memory was 98.6MB in the beginning and 77.1MB in the end (delta: 21.5MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2022-11-03 02:50:55,558 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory was 51.5MB in the beginning and 51.5MB in the end (delta: 54.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2383.66ms. Allocated memory is still 136.3MB. Free memory was 98.6MB in the beginning and 77.1MB in the end (delta: 21.5MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7395]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN