./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-32_7a-drivers--media--usb--pvrusb2--pvrusb2.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--pvrusb2--pvrusb2.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw --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 f86005bddcdf7a7d32befcce329ca985e28a8fd8fe7f4d1b1c1d2539b67d3fa8 ........................................................................................................................................ 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_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--pvrusb2--pvrusb2.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw --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 f86005bddcdf7a7d32befcce329ca985e28a8fd8fe7f4d1b1c1d2539b67d3fa8 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 06:21:15,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 06:21:15,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 06:21:15,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 06:21:15,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 06:21:15,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 06:21:15,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 06:21:15,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 06:21:15,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 06:21:15,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 06:21:15,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 06:21:15,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 06:21:15,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 06:21:15,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 06:21:15,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 06:21:15,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 06:21:15,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 06:21:15,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 06:21:15,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 06:21:15,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 06:21:15,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 06:21:15,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 06:21:15,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 06:21:15,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 06:21:15,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 06:21:15,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 06:21:15,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 06:21:15,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 06:21:15,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 06:21:15,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 06:21:15,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 06:21:15,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 06:21:15,194 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 06:21:15,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 06:21:15,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 06:21:15,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 06:21:15,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 06:21:15,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 06:21:15,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 06:21:15,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 06:21:15,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 06:21:15,202 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-20 06:21:15,249 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 06:21:15,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 06:21:15,251 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 06:21:15,251 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 06:21:15,251 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 06:21:15,252 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 06:21:15,252 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-20 06:21:15,252 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 06:21:15,252 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 06:21:15,253 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-20 06:21:15,254 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-20 06:21:15,254 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 06:21:15,254 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-20 06:21:15,255 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-20 06:21:15,255 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-20 06:21:15,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 06:21:15,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 06:21:15,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 06:21:15,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 06:21:15,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 06:21:15,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 06:21:15,257 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 06:21:15,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 06:21:15,258 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 06:21:15,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 06:21:15,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 06:21:15,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 06:21:15,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 06:21:15,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 06:21:15,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 06:21:15,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 06:21:15,260 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-20 06:21:15,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-20 06:21:15,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 06:21:15,261 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 06:21:15,261 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 06:21:15,261 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f86005bddcdf7a7d32befcce329ca985e28a8fd8fe7f4d1b1c1d2539b67d3fa8 [2021-10-20 06:21:15,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 06:21:15,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 06:21:15,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 06:21:15,568 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 06:21:15,570 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 06:21:15,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--pvrusb2--pvrusb2.ko-entry_point.cil.out.i [2021-10-20 06:21:15,650 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/data/ea0503b08/266f29c762df4e819db169c108000547/FLAGc215fc3fc [2021-10-20 06:21:17,064 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 06:21:17,065 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--pvrusb2--pvrusb2.ko-entry_point.cil.out.i [2021-10-20 06:21:17,170 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/data/ea0503b08/266f29c762df4e819db169c108000547/FLAGc215fc3fc [2021-10-20 06:21:17,501 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/data/ea0503b08/266f29c762df4e819db169c108000547 [2021-10-20 06:21:17,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 06:21:17,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 06:21:17,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 06:21:17,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 06:21:17,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 06:21:17,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:17" (1/1) ... [2021-10-20 06:21:17,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13eda177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:17, skipping insertion in model container [2021-10-20 06:21:17,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:17" (1/1) ... [2021-10-20 06:21:17,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 06:21:17,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 06:21:18,660 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4609] [2021-10-20 06:21:21,069 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: pvr2_encoder_vcmd [2021-10-20 06:21:21,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48e9442b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:21, skipping insertion in model container [2021-10-20 06:21:21,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 06:21:21,070 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-20 06:21:21,073 INFO L168 Benchmark]: Toolchain (without parser) took 3566.69 ms. Allocated memory was 115.3 MB in the beginning and 159.4 MB in the end (delta: 44.0 MB). Free memory was 64.0 MB in the beginning and 58.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 50.8 MB. Max. memory is 16.1 GB. [2021-10-20 06:21:21,074 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 115.3 MB. Free memory was 86.8 MB in the beginning and 86.8 MB in the end (delta: 25.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 06:21:21,075 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3564.13 ms. Allocated memory was 115.3 MB in the beginning and 159.4 MB in the end (delta: 44.0 MB). Free memory was 64.0 MB in the beginning and 58.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 50.8 MB. Max. memory is 16.1 GB. [2021-10-20 06:21:21,077 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 115.3 MB. Free memory was 86.8 MB in the beginning and 86.8 MB in the end (delta: 25.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3564.13 ms. Allocated memory was 115.3 MB in the beginning and 159.4 MB in the end (delta: 44.0 MB). Free memory was 64.0 MB in the beginning and 58.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 50.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10931]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: pvr2_encoder_vcmd RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 06:21:23,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 06:21:23,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 06:21:23,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 06:21:23,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 06:21:23,702 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 06:21:23,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 06:21:23,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 06:21:23,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 06:21:23,721 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 06:21:23,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 06:21:23,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 06:21:23,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 06:21:23,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 06:21:23,730 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 06:21:23,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 06:21:23,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 06:21:23,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 06:21:23,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 06:21:23,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 06:21:23,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 06:21:23,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 06:21:23,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 06:21:23,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 06:21:23,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 06:21:23,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 06:21:23,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 06:21:23,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 06:21:23,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 06:21:23,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 06:21:23,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 06:21:23,782 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 06:21:23,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 06:21:23,785 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 06:21:23,786 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 06:21:23,787 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 06:21:23,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 06:21:23,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 06:21:23,788 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 06:21:23,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 06:21:23,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 06:21:23,792 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-20 06:21:23,841 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 06:21:23,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 06:21:23,843 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 06:21:23,843 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 06:21:23,843 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 06:21:23,844 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 06:21:23,844 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 06:21:23,844 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 06:21:23,844 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 06:21:23,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 06:21:23,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 06:21:23,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 06:21:23,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 06:21:23,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 06:21:23,848 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 06:21:23,848 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-20 06:21:23,848 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-20 06:21:23,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 06:21:23,849 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 06:21:23,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 06:21:23,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 06:21:23,849 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-20 06:21:23,849 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 06:21:23,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 06:21:23,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 06:21:23,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 06:21:23,850 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 06:21:23,850 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-20 06:21:23,851 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-20 06:21:23,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 06:21:23,851 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 06:21:23,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 06:21:23,851 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_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f86005bddcdf7a7d32befcce329ca985e28a8fd8fe7f4d1b1c1d2539b67d3fa8 [2021-10-20 06:21:24,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 06:21:24,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 06:21:24,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 06:21:24,294 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 06:21:24,295 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 06:21:24,296 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--pvrusb2--pvrusb2.ko-entry_point.cil.out.i [2021-10-20 06:21:24,367 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/data/de6d2fa16/6e41724bb56f4ed2be411366c388ecdb/FLAGdb70a55c1 [2021-10-20 06:21:25,927 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 06:21:25,929 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--pvrusb2--pvrusb2.ko-entry_point.cil.out.i [2021-10-20 06:21:26,050 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/data/de6d2fa16/6e41724bb56f4ed2be411366c388ecdb/FLAGdb70a55c1 [2021-10-20 06:21:26,316 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3023c4c-39d0-40fe-8323-53a7d3f8359e/bin/utaipan-tZwUujhuQw/data/de6d2fa16/6e41724bb56f4ed2be411366c388ecdb [2021-10-20 06:21:26,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 06:21:26,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 06:21:26,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 06:21:26,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 06:21:26,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 06:21:26,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:26" (1/1) ... [2021-10-20 06:21:26,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44f9b978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:26, skipping insertion in model container [2021-10-20 06:21:26,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:26" (1/1) ... [2021-10-20 06:21:26,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 06:21:26,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 06:21:27,619 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4609] [2021-10-20 06:21:30,058 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: pvr2_encoder_vcmd [2021-10-20 06:21:30,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@423032b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:30, skipping insertion in model container [2021-10-20 06:21:30,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 06:21:30,059 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-20 06:21:30,062 INFO L168 Benchmark]: Toolchain (without parser) took 3741.06 ms. Allocated memory was 88.1 MB in the beginning and 132.1 MB in the end (delta: 44.0 MB). Free memory was 42.5 MB in the beginning and 73.5 MB in the end (delta: -31.1 MB). Peak memory consumption was 46.8 MB. Max. memory is 16.1 GB. [2021-10-20 06:21:30,063 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 62.9 MB. Free memory is still 43.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 06:21:30,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3729.02 ms. Allocated memory was 88.1 MB in the beginning and 132.1 MB in the end (delta: 44.0 MB). Free memory was 42.2 MB in the beginning and 73.5 MB in the end (delta: -31.3 MB). Peak memory consumption was 46.8 MB. Max. memory is 16.1 GB. [2021-10-20 06:21:30,066 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 62.9 MB. Free memory is still 43.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3729.02 ms. Allocated memory was 88.1 MB in the beginning and 132.1 MB in the end (delta: 44.0 MB). Free memory was 42.2 MB in the beginning and 73.5 MB in the end (delta: -31.3 MB). Peak memory consumption was 46.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10931]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: pvr2_encoder_vcmd RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...