./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/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 bdb56bddca0f458bc7846dd53a5d6361b7da4051 .............................................................................................................................. 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_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/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 bdb56bddca0f458bc7846dd53a5d6361b7da4051 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:22:43,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:22:43,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:22:43,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:22:43,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:22:43,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:22:43,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:22:43,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:22:43,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:22:43,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:22:43,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:22:43,721 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:22:43,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:22:43,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:22:43,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:22:43,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:22:43,734 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:22:43,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:22:43,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:22:43,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:22:43,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:22:43,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:22:43,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:22:43,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:22:43,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:22:43,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:22:43,762 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:22:43,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:22:43,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:22:43,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:22:43,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:22:43,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:22:43,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:22:43,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:22:43,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:22:43,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:22:43,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:22:43,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:22:43,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:22:43,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:22:43,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:22:43,777 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 16:22:43,804 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:22:43,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:22:43,805 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:22:43,806 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:22:43,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:22:43,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:22:43,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:22:43,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:22:43,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:22:43,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:22:43,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:22:43,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:22:43,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:22:43,809 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:22:43,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:22:43,809 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:22:43,810 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:22:43,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:22:43,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:22:43,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:22:43,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:22:43,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:22:43,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:22:43,811 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:22:43,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:22:43,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:22:43,812 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:22:43,812 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_103dcc2a-5d30-4319-8864-97694a9a9aa2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdb56bddca0f458bc7846dd53a5d6361b7da4051 [2020-12-01 16:22:44,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:22:44,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:22:44,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:22:44,142 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:22:44,143 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:22:44,145 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i [2020-12-01 16:22:44,241 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/data/316f6f26a/fcd79e3d448b4e03a11b3c7dd2bdbdbf/FLAG423987c64 [2020-12-01 16:22:45,599 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:22:45,600 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i [2020-12-01 16:22:45,689 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/data/316f6f26a/fcd79e3d448b4e03a11b3c7dd2bdbdbf/FLAG423987c64 [2020-12-01 16:22:45,744 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/data/316f6f26a/fcd79e3d448b4e03a11b3c7dd2bdbdbf [2020-12-01 16:22:45,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:22:45,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:22:45,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:22:45,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:22:45,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:22:45,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:22:45" (1/1) ... [2020-12-01 16:22:45,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e4df09d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:22:45, skipping insertion in model container [2020-12-01 16:22:45,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:22:45" (1/1) ... [2020-12-01 16:22:45,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:22:46,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:22:49,102 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 16:22:49,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7d1393a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:22:49, skipping insertion in model container [2020-12-01 16:22:49,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:22:49,106 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:22:49,110 INFO L168 Benchmark]: Toolchain (without parser) took 3357.54 ms. Allocated memory was 138.4 MB in the beginning and 186.6 MB in the end (delta: 48.2 MB). Free memory was 105.0 MB in the beginning and 113.2 MB in the end (delta: -8.2 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:22:49,112 INFO L168 Benchmark]: CDTParser took 1.76 ms. Allocated memory is still 98.6 MB. Free memory was 58.5 MB in the beginning and 58.4 MB in the end (delta: 41.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:22:49,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3354.07 ms. Allocated memory was 138.4 MB in the beginning and 186.6 MB in the end (delta: 48.2 MB). Free memory was 105.0 MB in the beginning and 113.2 MB in the end (delta: -8.2 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:22:49,115 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.76 ms. Allocated memory is still 98.6 MB. Free memory was 58.5 MB in the beginning and 58.4 MB in the end (delta: 41.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3354.07 ms. Allocated memory was 138.4 MB in the beginning and 186.6 MB in the end (delta: 48.2 MB). Free memory was 105.0 MB in the beginning and 113.2 MB in the end (delta: -8.2 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9022]: 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 0.2.0-69874e2 [2020-12-01 16:22:51,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:22:51,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:22:51,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:22:51,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:22:51,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:22:51,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:22:51,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:22:51,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:22:51,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:22:51,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:22:51,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:22:51,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:22:51,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:22:51,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:22:51,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:22:51,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:22:51,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:22:51,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:22:51,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:22:51,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:22:51,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:22:51,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:22:51,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:22:51,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:22:51,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:22:51,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:22:51,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:22:51,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:22:51,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:22:51,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:22:51,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:22:51,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:22:51,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:22:51,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:22:51,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:22:51,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:22:51,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:22:51,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:22:51,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:22:51,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:22:51,799 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 16:22:51,846 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:22:51,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:22:51,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:22:51,849 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:22:51,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:22:51,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:22:51,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:22:51,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:22:51,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:22:51,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:22:51,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:22:51,853 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:22:51,854 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:22:51,854 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:22:51,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:22:51,854 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:22:51,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:22:51,855 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:22:51,855 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:22:51,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:22:51,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:22:51,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:22:51,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:22:51,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:22:51,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:22:51,857 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:22:51,857 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:22:51,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:22:51,857 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:22:51,858 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:22:51,858 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 16:22:51,858 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_103dcc2a-5d30-4319-8864-97694a9a9aa2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdb56bddca0f458bc7846dd53a5d6361b7da4051 [2020-12-01 16:22:52,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:22:52,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:22:52,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:22:52,423 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:22:52,424 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:22:52,426 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i [2020-12-01 16:22:52,524 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/data/d3bc42d9d/8045e1f3c72f4e2b863b1f2fa0e74858/FLAG832a509b8 [2020-12-01 16:22:53,877 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:22:53,878 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i [2020-12-01 16:22:54,031 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/data/d3bc42d9d/8045e1f3c72f4e2b863b1f2fa0e74858/FLAG832a509b8 [2020-12-01 16:22:54,389 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_103dcc2a-5d30-4319-8864-97694a9a9aa2/bin/ukojak/data/d3bc42d9d/8045e1f3c72f4e2b863b1f2fa0e74858 [2020-12-01 16:22:54,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:22:54,396 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:22:54,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:22:54,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:22:54,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:22:54,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:22:54" (1/1) ... [2020-12-01 16:22:54,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5efd32c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:22:54, skipping insertion in model container [2020-12-01 16:22:54,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:22:54" (1/1) ... [2020-12-01 16:22:54,417 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:22:54,759 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:22:57,860 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 16:22:57,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@630c338f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:22:57, skipping insertion in model container [2020-12-01 16:22:57,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:22:57,863 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:22:57,867 INFO L168 Benchmark]: Toolchain (without parser) took 3468.28 ms. Allocated memory was 90.2 MB in the beginning and 138.4 MB in the end (delta: 48.2 MB). Free memory was 60.5 MB in the beginning and 83.7 MB in the end (delta: -23.2 MB). Peak memory consumption was 49.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:22:57,869 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 60.8 MB. Free memory was 42.9 MB in the beginning and 42.8 MB in the end (delta: 33.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:22:57,871 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3462.41 ms. Allocated memory was 90.2 MB in the beginning and 138.4 MB in the end (delta: 48.2 MB). Free memory was 60.2 MB in the beginning and 83.7 MB in the end (delta: -23.5 MB). Peak memory consumption was 49.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:22:57,873 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 60.8 MB. Free memory was 42.9 MB in the beginning and 42.8 MB in the end (delta: 33.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3462.41 ms. Allocated memory was 90.2 MB in the beginning and 138.4 MB in the end (delta: 48.2 MB). Free memory was 60.2 MB in the beginning and 83.7 MB in the end (delta: -23.5 MB). Peak memory consumption was 49.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9022]: 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...