./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 434f02b4db38add7869fca858f59b2486fa0dd27 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 434f02b4db38add7869fca858f59b2486fa0dd27 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:44:33,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:44:33,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:44:33,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:44:33,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:44:33,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:44:33,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:44:33,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:44:33,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:44:33,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:44:33,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:44:33,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:44:33,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:44:33,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:44:33,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:44:33,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:44:33,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:44:33,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:44:33,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:44:33,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:44:33,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:44:33,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:44:33,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:44:33,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:44:33,550 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:44:33,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:44:33,551 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:44:33,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:44:33,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:44:33,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:44:33,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:44:33,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:44:33,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:44:33,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:44:33,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:44:33,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:44:33,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:44:33,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:44:33,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:44:33,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:44:33,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:44:33,568 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-11-28 04:44:33,611 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:44:33,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:44:33,613 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:44:33,614 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:44:33,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:44:33,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:44:33,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:44:33,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:44:33,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:44:33,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:44:33,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:44:33,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:44:33,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:44:33,619 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:44:33,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:44:33,619 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:44:33,619 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:44:33,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:44:33,620 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:44:33,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:44:33,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:44:33,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:44:33,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:44:33,621 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:44:33,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:44:33,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:44:33,622 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:44:33,622 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 434f02b4db38add7869fca858f59b2486fa0dd27 [2020-11-28 04:44:33,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:44:33,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:44:33,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:44:33,951 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:44:33,952 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:44:33,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-11-28 04:44:34,029 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/data/15883af4c/96d6e47a70b24ae2a2cc8759d32fa654/FLAG5e200d8da [2020-11-28 04:44:35,251 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:44:35,252 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-11-28 04:44:35,337 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/data/15883af4c/96d6e47a70b24ae2a2cc8759d32fa654/FLAG5e200d8da [2020-11-28 04:44:35,468 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/data/15883af4c/96d6e47a70b24ae2a2cc8759d32fa654 [2020-11-28 04:44:35,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:44:35,475 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:44:35,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:35,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:44:35,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:44:35,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:35" (1/1) ... [2020-11-28 04:44:35,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c685918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:35, skipping insertion in model container [2020-11-28 04:44:35,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:35" (1/1) ... [2020-11-28 04:44:35,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:44:35,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:44:37,747 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 04:44:37,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@260bb499 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:37, skipping insertion in model container [2020-11-28 04:44:37,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:37,749 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 04:44:37,753 INFO L168 Benchmark]: Toolchain (without parser) took 2274.96 ms. Allocated memory was 107.0 MB in the beginning and 159.4 MB in the end (delta: 52.4 MB). Free memory was 56.2 MB in the beginning and 76.1 MB in the end (delta: -19.8 MB). Peak memory consumption was 38.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:37,755 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 107.0 MB. Free memory is still 64.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:37,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2271.67 ms. Allocated memory was 107.0 MB in the beginning and 159.4 MB in the end (delta: 52.4 MB). Free memory was 56.2 MB in the beginning and 76.1 MB in the end (delta: -19.8 MB). Peak memory consumption was 38.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:37,760 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 107.0 MB. Free memory is still 64.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2271.67 ms. Allocated memory was 107.0 MB in the beginning and 159.4 MB in the end (delta: 52.4 MB). Free memory was 56.2 MB in the beginning and 76.1 MB in the end (delta: -19.8 MB). Peak memory consumption was 38.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6751]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:44:39,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:44:39,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:44:40,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:44:40,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:44:40,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:44:40,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:44:40,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:44:40,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:44:40,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:44:40,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:44:40,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:44:40,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:44:40,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:44:40,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:44:40,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:44:40,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:44:40,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:44:40,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:44:40,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:44:40,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:44:40,098 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:44:40,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:44:40,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:44:40,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:44:40,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:44:40,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:44:40,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:44:40,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:44:40,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:44:40,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:44:40,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:44:40,117 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:44:40,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:44:40,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:44:40,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:44:40,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:44:40,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:44:40,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:44:40,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:44:40,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:44:40,129 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-11-28 04:44:40,171 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:44:40,171 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:44:40,172 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:44:40,172 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:44:40,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:44:40,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:44:40,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:44:40,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:44:40,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:44:40,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:44:40,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:44:40,177 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:44:40,177 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:44:40,178 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:44:40,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:44:40,178 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:44:40,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:44:40,178 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:44:40,179 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:44:40,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:44:40,179 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:44:40,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:44:40,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:44:40,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:44:40,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:44:40,180 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:44:40,180 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:44:40,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:44:40,181 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:44:40,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:44:40,181 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 04:44:40,181 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 434f02b4db38add7869fca858f59b2486fa0dd27 [2020-11-28 04:44:40,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:44:40,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:44:40,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:44:40,616 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:44:40,618 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:44:40,619 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-11-28 04:44:40,685 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/data/6528bfc8f/39f4d4a6e4b2422db68d3578495d98db/FLAGa89d82bc6 [2020-11-28 04:44:41,836 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:44:41,837 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--em28xx--em28xx.ko-ldv_main0.cil.out.i [2020-11-28 04:44:41,911 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/data/6528bfc8f/39f4d4a6e4b2422db68d3578495d98db/FLAGa89d82bc6 [2020-11-28 04:44:42,022 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_131289e6-e49f-4451-8dcf-4d755df5d2ca/bin/ukojak/data/6528bfc8f/39f4d4a6e4b2422db68d3578495d98db [2020-11-28 04:44:42,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:44:42,027 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:44:42,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:42,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:44:42,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:44:42,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:42" (1/1) ... [2020-11-28 04:44:42,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42fcd126 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:42, skipping insertion in model container [2020-11-28 04:44:42,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:42" (1/1) ... [2020-11-28 04:44:42,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:44:42,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:44:44,279 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 04:44:44,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@315665d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:44, skipping insertion in model container [2020-11-28 04:44:44,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:44,280 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 04:44:44,282 INFO L168 Benchmark]: Toolchain (without parser) took 2253.78 ms. Allocated memory was 65.0 MB in the beginning and 98.6 MB in the end (delta: 33.6 MB). Free memory was 35.1 MB in the beginning and 39.6 MB in the end (delta: -4.6 MB). Peak memory consumption was 33.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:44,283 INFO L168 Benchmark]: CDTParser took 1.90 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 34.3 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:44,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2251.58 ms. Allocated memory was 65.0 MB in the beginning and 98.6 MB in the end (delta: 33.6 MB). Free memory was 34.9 MB in the beginning and 39.6 MB in the end (delta: -4.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:44,286 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.90 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 34.3 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2251.58 ms. Allocated memory was 65.0 MB in the beginning and 98.6 MB in the end (delta: 33.6 MB). Free memory was 34.9 MB in the beginning and 39.6 MB in the end (delta: -4.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6751]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...