./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--hdpvr--hdpvr.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--hdpvr--hdpvr.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V --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 36ceafd06ff8edf978d6e6368f77b2e7bfc9f64766b3a45f15eb439785379929 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:29:06,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:29:06,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:29:06,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:29:06,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:29:06,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:29:06,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:29:06,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:29:06,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:29:06,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:29:06,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:29:06,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:29:06,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:29:06,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:29:06,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:29:06,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:29:06,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:29:06,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:29:06,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:29:06,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:29:06,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:29:06,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:29:06,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:29:06,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:29:06,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:29:06,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:29:06,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:29:06,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:29:06,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:29:06,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:29:06,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:29:06,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:29:06,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:29:06,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:29:06,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:29:06,767 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:29:06,768 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:29:06,768 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:29:06,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:29:06,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:29:06,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:29:06,771 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 02:29:06,801 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:29:06,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:29:06,802 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:29:06,802 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:29:06,803 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:29:06,803 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:29:06,803 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:29:06,804 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:29:06,804 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:29:06,804 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:29:06,804 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:29:06,805 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:29:06,805 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:29:06,805 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:29:06,805 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:29:06,806 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:29:06,806 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:29:06,806 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:29:06,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:29:06,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:29:06,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:29:06,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:29:06,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:29:06,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:29:06,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:29:06,809 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:29:06,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:29:06,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:29:06,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:29:06,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:29:06,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:29:06,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:29:06,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:29:06,811 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:29:06,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:29:06,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:29:06,812 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:29:06,812 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:29:06,812 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_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36ceafd06ff8edf978d6e6368f77b2e7bfc9f64766b3a45f15eb439785379929 [2021-11-23 02:29:07,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:29:07,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:29:07,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:29:07,183 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:29:07,184 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:29:07,185 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--hdpvr--hdpvr.ko-entry_point.cil.out.i [2021-11-23 02:29:07,290 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V/data/d02be9631/f3d0106a1d8544feb68c312dc8649573/FLAGb713f7bcf [2021-11-23 02:29:08,287 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:29:08,289 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--hdpvr--hdpvr.ko-entry_point.cil.out.i [2021-11-23 02:29:08,344 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V/data/d02be9631/f3d0106a1d8544feb68c312dc8649573/FLAGb713f7bcf [2021-11-23 02:29:08,643 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V/data/d02be9631/f3d0106a1d8544feb68c312dc8649573 [2021-11-23 02:29:08,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:29:08,650 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:29:08,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:29:08,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:29:08,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:29:08,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:29:08" (1/1) ... [2021-11-23 02:29:08,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fe088e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:08, skipping insertion in model container [2021-11-23 02:29:08,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:29:08" (1/1) ... [2021-11-23 02:29:08,670 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:29:08,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:29:09,400 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4023] [2021-11-23 02:29:12,053 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--hdpvr--hdpvr.ko-entry_point.cil.out.i[321780,321793] [2021-11-23 02:29:12,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:29:12,644 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:29:12,762 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4023] [2021-11-23 02:29:13,547 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--hdpvr--hdpvr.ko-entry_point.cil.out.i[321780,321793] [2021-11-23 02:29:13,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:29:13,791 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:29:13,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:13 WrapperNode [2021-11-23 02:29:13,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:29:13,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:29:13,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:29:13,794 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:29:13,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:13" (1/1) ... [2021-11-23 02:29:13,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:13" (1/1) ... [2021-11-23 02:29:16,692 INFO L137 Inliner]: procedures = 424, calls = 5739, calls flagged for inlining = 183, calls inlined = 174, statements flattened = 11061 [2021-11-23 02:29:16,693 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:29:16,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:29:16,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:29:16,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:29:16,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:13" (1/1) ... [2021-11-23 02:29:16,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:13" (1/1) ... [2021-11-23 02:29:17,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:13" (1/1) ... [2021-11-23 02:29:17,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:13" (1/1) ... [2021-11-23 02:29:19,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:13" (1/1) ... [2021-11-23 02:29:19,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:13" (1/1) ... [2021-11-23 02:29:19,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:13" (1/1) ... [2021-11-23 02:29:19,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:29:19,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:29:19,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:29:19,764 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:29:19,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:13" (1/1) ... [2021-11-23 02:29:19,776 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:29:19,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:29:19,811 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:29:19,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de15427-1799-456b-b493-27c04d1b7a52/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:29:19,886 INFO L130 BoogieDeclarations]: Found specification of procedure list_size [2021-11-23 02:29:19,886 INFO L138 BoogieDeclarations]: Found implementation of procedure list_size [2021-11-23 02:29:19,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 02:29:19,887 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 02:29:19,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 02:29:19,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 02:29:19,887 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_free_buffers [2021-11-23 02:29:19,888 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_free_buffers [2021-11-23 02:29:19,888 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-11-23 02:29:19,888 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-11-23 02:29:19,888 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-11-23 02:29:19,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-11-23 02:29:19,889 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_set_audio [2021-11-23 02:29:19,889 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_set_audio [2021-11-23 02:29:19,889 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_config_call [2021-11-23 02:29:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_config_call [2021-11-23 02:29:19,890 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2021-11-23 02:29:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2021-11-23 02:29:19,890 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-11-23 02:29:19,890 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-11-23 02:29:19,891 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-23 02:29:19,891 INFO L130 BoogieDeclarations]: Found specification of procedure get_video_info [2021-11-23 02:29:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure get_video_info [2021-11-23 02:29:19,891 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-11-23 02:29:19,891 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-11-23 02:29:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_device [2021-11-23 02:29:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_device [2021-11-23 02:29:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_get_next_buffer [2021-11-23 02:29:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_get_next_buffer [2021-11-23 02:29:19,893 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2021-11-23 02:29:19,893 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2021-11-23 02:29:19,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:29:19,894 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_poll [2021-11-23 02:29:19,894 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_poll [2021-11-23 02:29:19,894 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 02:29:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 02:29:19,895 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 02:29:19,895 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 02:29:19,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 02:29:19,895 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 02:29:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 02:29:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-11-23 02:29:19,898 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-11-23 02:29:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 02:29:19,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 02:29:19,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 02:29:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 02:29:19,901 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_i2c_write [2021-11-23 02:29:19,902 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_i2c_write [2021-11-23 02:29:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-11-23 02:29:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-11-23 02:29:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-11-23 02:29:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-11-23 02:29:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-23 02:29:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-23 02:29:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_delete [2021-11-23 02:29:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_delete [2021-11-23 02:29:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2021-11-23 02:29:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2021-11-23 02:29:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 02:29:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 02:29:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 02:29:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_stop_streaming [2021-11-23 02:29:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_stop_streaming [2021-11-23 02:29:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:29:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 02:29:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 02:29:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 02:29:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 02:29:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 02:29:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_cancel_queue [2021-11-23 02:29:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_cancel_queue [2021-11-23 02:29:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2021-11-23 02:29:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2021-11-23 02:29:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 02:29:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 02:29:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 02:29:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 02:29:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:29:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:29:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_start_streaming [2021-11-23 02:29:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_start_streaming [2021-11-23 02:29:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_i2c_read [2021-11-23 02:29:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_i2c_read [2021-11-23 02:29:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-23 02:29:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-23 02:29:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 02:29:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 02:29:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 02:29:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 02:29:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 02:29:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 02:29:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-11-23 02:29:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-11-23 02:29:19,919 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 02:29:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 02:29:19,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 02:29:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 02:29:19,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 02:29:19,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 02:29:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 02:29:19,920 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 02:29:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 02:29:19,921 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 02:29:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2021-11-23 02:29:19,921 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2021-11-23 02:29:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:29:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 02:29:19,923 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 02:29:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 02:29:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2021-11-23 02:29:19,928 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2021-11-23 02:29:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_io_mutex_of_hdpvr_device [2021-11-23 02:29:19,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_io_mutex_of_hdpvr_device [2021-11-23 02:29:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-23 02:29:19,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-23 02:29:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 02:29:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2021-11-23 02:29:19,932 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2021-11-23 02:29:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-23 02:29:19,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-23 02:29:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 02:29:19,940 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 02:29:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-11-23 02:29:19,940 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-11-23 02:29:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-11-23 02:29:19,941 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-11-23 02:29:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 02:29:19,941 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 02:29:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i2c_mutex_of_hdpvr_device [2021-11-23 02:29:19,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i2c_mutex_of_hdpvr_device [2021-11-23 02:29:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_set_bitrate [2021-11-23 02:29:19,942 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_set_bitrate [2021-11-23 02:29:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 02:29:19,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 02:29:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_io_mutex_of_hdpvr_device [2021-11-23 02:29:19,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_io_mutex_of_hdpvr_device [2021-11-23 02:29:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_free_queue [2021-11-23 02:29:19,943 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_free_queue [2021-11-23 02:29:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 02:29:19,944 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 02:29:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 02:29:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_transmit_buffers [2021-11-23 02:29:19,944 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_transmit_buffers [2021-11-23 02:29:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std_menu [2021-11-23 02:29:19,945 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std_menu [2021-11-23 02:29:19,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 02:29:19,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 02:29:19,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i2c_mutex_of_hdpvr_device [2021-11-23 02:29:19,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i2c_mutex_of_hdpvr_device [2021-11-23 02:29:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_usbc_mutex_of_hdpvr_device [2021-11-23 02:29:19,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_usbc_mutex_of_hdpvr_device [2021-11-23 02:29:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 02:29:19,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 02:29:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_usbc_mutex_of_hdpvr_device [2021-11-23 02:29:19,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_usbc_mutex_of_hdpvr_device [2021-11-23 02:29:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2021-11-23 02:29:19,947 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2021-11-23 02:29:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:29:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-23 02:29:21,492 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:29:21,497 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:29:21,783 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;