./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--cpia2--cpia2.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7d14c8a5550a448f5c68a45f15ec5a237f47fb2aec22c64bccafbe44b31bb62a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:31:57,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:31:57,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:31:58,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:31:58,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:31:58,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:31:58,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:31:58,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:31:58,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:31:58,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:31:58,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:31:58,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:31:58,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:31:58,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:31:58,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:31:58,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:31:58,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:31:58,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:31:58,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:31:58,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:31:58,070 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:31:58,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:31:58,074 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:31:58,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:31:58,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:31:58,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:31:58,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:31:58,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:31:58,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:31:58,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:31:58,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:31:58,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:31:58,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:31:58,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:31:58,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:31:58,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:31:58,098 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:31:58,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:31:58,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:31:58,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:31:58,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:31:58,102 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:31:58,143 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:31:58,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:31:58,144 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:31:58,144 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:31:58,145 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:31:58,145 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:31:58,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:31:58,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:31:58,146 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:31:58,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:31:58,147 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:31:58,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:31:58,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:31:58,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:31:58,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:31:58,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:31:58,149 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:31:58,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:31:58,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:31:58,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:31:58,150 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:31:58,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:31:58,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:31:58,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:31:58,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:31:58,151 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:31:58,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:31:58,153 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:31:58,153 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:31:58,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:31:58,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d14c8a5550a448f5c68a45f15ec5a237f47fb2aec22c64bccafbe44b31bb62a [2022-10-17 10:31:58,400 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:31:58,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:31:58,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:31:58,427 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:31:58,427 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:31:58,429 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2022-10-17 10:31:58,501 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ/data/83955ba8f/99998ef56dd44ad6b12f4bdca08764ed/FLAG30dec364d [2022-10-17 10:31:59,441 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:31:59,442 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2022-10-17 10:31:59,521 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ/data/83955ba8f/99998ef56dd44ad6b12f4bdca08764ed/FLAG30dec364d [2022-10-17 10:31:59,819 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ/data/83955ba8f/99998ef56dd44ad6b12f4bdca08764ed [2022-10-17 10:31:59,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:31:59,825 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:31:59,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:31:59,828 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:31:59,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:31:59,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:31:59" (1/1) ... [2022-10-17 10:31:59,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a2012e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:31:59, skipping insertion in model container [2022-10-17 10:31:59,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:31:59" (1/1) ... [2022-10-17 10:31:59,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:32:00,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:32:00,641 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4417] [2022-10-17 10:32:02,483 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_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i[318291,318304] [2022-10-17 10:32:02,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:32:02,793 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:32:02,958 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4417] [2022-10-17 10:32:03,378 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_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i[318291,318304] [2022-10-17 10:32:03,396 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:32:03,580 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:32:03,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:32:03 WrapperNode [2022-10-17 10:32:03,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:32:03,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:32:03,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:32:03,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:32:03,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:32:03" (1/1) ... [2022-10-17 10:32:03,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:32:03" (1/1) ... [2022-10-17 10:32:04,752 INFO L138 Inliner]: procedures = 359, calls = 4185, calls flagged for inlining = 163, calls inlined = 153, statements flattened = 8348 [2022-10-17 10:32:04,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:32:04,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:32:04,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:32:04,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:32:04,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:32:03" (1/1) ... [2022-10-17 10:32:04,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:32:03" (1/1) ... [2022-10-17 10:32:05,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:32:03" (1/1) ... [2022-10-17 10:32:05,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:32:03" (1/1) ... [2022-10-17 10:32:06,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:32:03" (1/1) ... [2022-10-17 10:32:06,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:32:03" (1/1) ... [2022-10-17 10:32:06,611 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:32:03" (1/1) ... [2022-10-17 10:32:06,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:32:03" (1/1) ... [2022-10-17 10:32:06,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:32:06,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:32:06,696 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:32:06,697 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:32:06,698 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:32:03" (1/1) ... [2022-10-17 10:32:06,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:32:06,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:32:06,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:32:06,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feaa7d14-8cf3-4dd8-94aa-302328e27f8e/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:32:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_change_streaming_alternate [2022-10-17 10:32:06,867 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_change_streaming_alternate [2022-10-17 10:32:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_pause [2022-10-17 10:32:06,868 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_pause [2022-10-17 10:32:06,868 INFO L130 BoogieDeclarations]: Found specification of procedure set_vw_size [2022-10-17 10:32:06,868 INFO L138 BoogieDeclarations]: Found implementation of procedure set_vw_size [2022-10-17 10:32:06,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-10-17 10:32:06,868 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-10-17 10:32:06,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-10-17 10:32:06,869 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-10-17 10:32:06,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-10-17 10:32:06,869 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-10-17 10:32:06,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:32:06,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:32:06,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:32:06,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:32:06,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:32:06,870 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:32:06,870 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-10-17 10:32:06,870 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-10-17 10:32:06,870 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-17 10:32:06,871 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-17 10:32:06,871 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_send_command [2022-10-17 10:32:06,871 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_send_command [2022-10-17 10:32:06,871 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_low_power [2022-10-17 10:32:06,871 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_low_power [2022-10-17 10:32:06,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:32:06,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:32:06,872 INFO L130 BoogieDeclarations]: Found specification of procedure set_alternate [2022-10-17 10:32:06,872 INFO L138 BoogieDeclarations]: Found implementation of procedure set_alternate [2022-10-17 10:32:06,872 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-10-17 10:32:06,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-10-17 10:32:06,872 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 10:32:06,873 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 10:32:06,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 10:32:06,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 10:32:06,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:32:06,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:32:06,873 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_high_power [2022-10-17 10:32:06,874 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_high_power [2022-10-17 10:32:06,874 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:32:06,874 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:32:06,874 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_reset_camera [2022-10-17 10:32:06,874 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_reset_camera [2022-10-17 10:32:06,874 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-10-17 10:32:06,875 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-10-17 10:32:06,875 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2022-10-17 10:32:06,875 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2022-10-17 10:32:06,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:32:06,876 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 10:32:06,876 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 10:32:06,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:32:06,876 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-10-17 10:32:06,877 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-10-17 10:32:06,877 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-10-17 10:32:06,878 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-10-17 10:32:06,878 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_do_command [2022-10-17 10:32:06,878 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_do_command [2022-10-17 10:32:06,879 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-10-17 10:32:06,879 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-10-17 10:32:06,879 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2022-10-17 10:32:06,879 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2022-10-17 10:32:06,880 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-10-17 10:32:06,880 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-10-17 10:32:06,880 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2022-10-17 10:32:06,881 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2022-10-17 10:32:06,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:32:06,881 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-10-17 10:32:06,881 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-10-17 10:32:06,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_v4l2_lock_of_camera_data [2022-10-17 10:32:06,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_v4l2_lock_of_camera_data [2022-10-17 10:32:06,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:32:06,882 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-10-17 10:32:06,883 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-17 10:32:06,883 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-17 10:32:06,883 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_disconnect [2022-10-17 10:32:06,883 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_disconnect [2022-10-17 10:32:06,884 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_try_fmt_vid_cap [2022-10-17 10:32:06,884 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_try_fmt_vid_cap [2022-10-17 10:32:06,884 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_to_page [2022-10-17 10:32:06,884 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_to_page [2022-10-17 10:32:06,884 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_g_parm [2022-10-17 10:32:06,884 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_g_parm [2022-10-17 10:32:06,885 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-17 10:32:06,885 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-17 10:32:06,885 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_resume [2022-10-17 10:32:06,885 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_resume [2022-10-17 10:32:06,886 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-10-17 10:32:06,886 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-10-17 10:32:06,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:32:06,887 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-10-17 10:32:06,887 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-10-17 10:32:06,887 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2022-10-17 10:32:06,887 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2022-10-17 10:32:06,888 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2022-10-17 10:32:06,888 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2022-10-17 10:32:06,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:32:06,889 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_grab [2022-10-17 10:32:06,889 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_grab [2022-10-17 10:32:06,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:32:06,889 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_stop [2022-10-17 10:32:06,889 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_stop [2022-10-17 10:32:06,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 10:32:06,890 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 10:32:06,890 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 10:32:06,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 10:32:06,890 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-10-17 10:32:06,890 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-10-17 10:32:06,890 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:32:06,891 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:32:06,891 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_resume [2022-10-17 10:32:06,891 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_resume [2022-10-17 10:32:06,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:32:06,892 INFO L130 BoogieDeclarations]: Found specification of procedure video_is_registered [2022-10-17 10:32:06,892 INFO L138 BoogieDeclarations]: Found implementation of procedure video_is_registered [2022-10-17 10:32:06,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_v4l2_lock_of_camera_data [2022-10-17 10:32:06,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_v4l2_lock_of_camera_data [2022-10-17 10:32:06,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:32:06,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:32:06,896 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2022-10-17 10:32:06,896 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2022-10-17 10:32:06,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 10:32:06,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 10:32:06,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_v4l2_lock_of_camera_data [2022-10-17 10:32:06,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_v4l2_lock_of_camera_data [2022-10-17 10:32:06,900 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_match_video_size [2022-10-17 10:32:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_match_video_size [2022-10-17 10:32:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2022-10-17 10:32:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2022-10-17 10:32:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:32:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 10:32:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 10:32:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_send_onebyte_command [2022-10-17 10:32:06,907 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_send_onebyte_command [2022-10-17 10:32:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_v4l_poll [2022-10-17 10:32:06,907 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_v4l_poll [2022-10-17 10:32:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:32:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure configure_transfer_mode [2022-10-17 10:32:06,908 INFO L138 BoogieDeclarations]: Found implementation of procedure configure_transfer_mode [2022-10-17 10:32:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 10:32:06,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 10:32:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:32:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 10:32:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_fps [2022-10-17 10:32:06,908 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_fps [2022-10-17 10:32:06,909 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-10-17 10:32:06,909 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-10-17 10:32:06,909 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-17 10:32:06,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-17 10:32:06,909 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-17 10:32:06,909 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-17 10:32:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_is_singular_file [2022-10-17 10:32:06,910 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_is_singular_file [2022-10-17 10:32:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_release [2022-10-17 10:32:06,910 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_release [2022-10-17 10:32:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_start [2022-10-17 10:32:06,910 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_start [2022-10-17 10:32:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-10-17 10:32:06,911 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-10-17 10:32:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_dbg_dump_registers [2022-10-17 10:32:06,911 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_dbg_dump_registers [2022-10-17 10:32:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-10-17 10:32:06,911 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-10-17 10:32:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:32:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_mmap [2022-10-17 10:32:06,912 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_mmap [2022-10-17 10:32:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure set_all_properties [2022-10-17 10:32:06,912 INFO L138 BoogieDeclarations]: Found implementation of procedure set_all_properties [2022-10-17 10:32:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-10-17 10:32:06,912 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-10-17 10:32:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:32:06,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:32:07,954 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:32:07,959 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:32:11,518 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;