./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-43_2a-drivers--media--usb--gspca--gspca_topro.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_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/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_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--gspca--gspca_topro.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/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_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/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 f25ec223cc901cfb5a3e00be1544817d430c8ae60d7b7e001ec362f600085d4b --- 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 10:29:41,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:29:41,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:29:41,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:29:41,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:29:41,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:29:41,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:29:41,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:29:41,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:29:41,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:29:41,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:29:41,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:29:41,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:29:41,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:29:41,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:29:41,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:29:41,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:29:41,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:29:41,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:29:41,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:29:41,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:29:41,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:29:41,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:29:41,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:29:41,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:29:41,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:29:41,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:29:41,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:29:41,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:29:41,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:29:41,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:29:41,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:29:41,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:29:41,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:29:41,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:29:41,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:29:41,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:29:41,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:29:41,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:29:41,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:29:41,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:29:41,672 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:29:41,725 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:29:41,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:29:41,727 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:29:41,728 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:29:41,729 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:29:41,729 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:29:41,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:29:41,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:29:41,731 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:29:41,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:29:41,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:29:41,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:29:41,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:29:41,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:29:41,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:29:41,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:29:41,735 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:29:41,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:29:41,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:29:41,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:29:41,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:29:41,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:29:41,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:29:41,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:29:41,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:29:41,737 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:29:41,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:29:41,740 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:29:41,740 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:29:41,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:29:41,741 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_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25ec223cc901cfb5a3e00be1544817d430c8ae60d7b7e001ec362f600085d4b [2022-10-17 10:29:42,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:29:42,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:29:42,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:29:42,096 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:29:42,097 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:29:42,098 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--gspca--gspca_topro.ko-entry_point.cil.out.i [2022-10-17 10:29:42,173 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/bin/uautomizer-J5u9QxTXDZ/data/1cc6084b6/b3237bc9db544afebba3ca083ff6b7b1/FLAGf9612b86b [2022-10-17 10:29:43,656 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:29:43,658 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--gspca--gspca_topro.ko-entry_point.cil.out.i [2022-10-17 10:29:43,750 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/bin/uautomizer-J5u9QxTXDZ/data/1cc6084b6/b3237bc9db544afebba3ca083ff6b7b1/FLAGf9612b86b [2022-10-17 10:29:44,068 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/bin/uautomizer-J5u9QxTXDZ/data/1cc6084b6/b3237bc9db544afebba3ca083ff6b7b1 [2022-10-17 10:29:44,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:29:44,072 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:29:44,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:29:44,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:29:44,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:29:44,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:29:44" (1/1) ... [2022-10-17 10:29:44,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26b20475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:44, skipping insertion in model container [2022-10-17 10:29:44,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:29:44" (1/1) ... [2022-10-17 10:29:44,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:29:44,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:29:45,150 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4218] [2022-10-17 10:29:48,102 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_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--gspca--gspca_topro.ko-entry_point.cil.out.i[779821,779834] [2022-10-17 10:29:48,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:29:48,354 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:29:48,506 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4218] [2022-10-17 10:29:50,426 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_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--gspca--gspca_topro.ko-entry_point.cil.out.i[779821,779834] [2022-10-17 10:29:50,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:29:50,651 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:29:50,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:50 WrapperNode [2022-10-17 10:29:50,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:29:50,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:29:50,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:29:50,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:29:50,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:50" (1/1) ... [2022-10-17 10:29:51,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:50" (1/1) ... [2022-10-17 10:29:51,710 INFO L138 Inliner]: procedures = 127, calls = 23403, calls flagged for inlining = 41, calls inlined = 18, statements flattened = 3710 [2022-10-17 10:29:51,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:29:51,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:29:51,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:29:51,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:29:51,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:50" (1/1) ... [2022-10-17 10:29:51,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:50" (1/1) ... [2022-10-17 10:29:52,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:50" (1/1) ... [2022-10-17 10:29:52,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:50" (1/1) ... [2022-10-17 10:29:53,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:50" (1/1) ... [2022-10-17 10:29:53,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:50" (1/1) ... [2022-10-17 10:29:53,387 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:50" (1/1) ... [2022-10-17 10:29:53,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:50" (1/1) ... [2022-10-17 10:29:53,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:29:53,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:29:53,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:29:53,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:29:53,662 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:29:50" (1/1) ... [2022-10-17 10:29:53,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:29:53,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:29:53,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:29:53,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5ab1ff-3e9e-4d10-ad92-ace50a137fe4/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:29:53,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:29:53,761 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-17 10:29:53,761 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-17 10:29:53,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:29:53,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:29:53,762 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2022-10-17 10:29:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2022-10-17 10:29:53,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:29:53,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:29:53,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:29:53,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:29:53,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:29:53,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 10:29:53,764 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 10:29:53,764 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 10:29:53,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 10:29:53,765 INFO L130 BoogieDeclarations]: Found specification of procedure setgamma [2022-10-17 10:29:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure setgamma [2022-10-17 10:29:53,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:29:53,765 INFO L130 BoogieDeclarations]: Found specification of procedure sd_setgain [2022-10-17 10:29:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_setgain [2022-10-17 10:29:53,766 INFO L130 BoogieDeclarations]: Found specification of procedure bulk_w [2022-10-17 10:29:53,766 INFO L138 BoogieDeclarations]: Found implementation of procedure bulk_w [2022-10-17 10:29:53,766 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2022-10-17 10:29:53,766 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2022-10-17 10:29:53,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:29:53,767 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:29:53,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 10:29:53,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 10:29:53,768 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:29:53,768 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:29:53,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:29:53,769 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2022-10-17 10:29:53,769 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2022-10-17 10:29:53,769 INFO L130 BoogieDeclarations]: Found specification of procedure jpeg_set_qual [2022-10-17 10:29:53,769 INFO L138 BoogieDeclarations]: Found implementation of procedure jpeg_set_qual [2022-10-17 10:29:53,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:29:53,770 INFO L130 BoogieDeclarations]: Found specification of procedure setexposure [2022-10-17 10:29:53,770 INFO L138 BoogieDeclarations]: Found implementation of procedure setexposure [2022-10-17 10:29:53,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:29:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:29:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-10-17 10:29:53,771 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-10-17 10:29:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure setsharpness [2022-10-17 10:29:53,772 INFO L138 BoogieDeclarations]: Found implementation of procedure setsharpness [2022-10-17 10:29:53,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:29:53,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:29:53,772 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w [2022-10-17 10:29:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w [2022-10-17 10:29:53,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:29:53,773 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r [2022-10-17 10:29:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r [2022-10-17 10:29:53,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:29:53,774 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w [2022-10-17 10:29:53,774 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w [2022-10-17 10:29:53,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:29:53,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:29:54,344 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:29:54,348 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation