./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 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc/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_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc --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-5e519f3 [2022-11-02 21:03:44,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:03:44,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:03:44,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:03:44,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:03:44,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:03:44,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:03:44,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:03:44,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:03:44,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:03:44,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:03:44,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:03:44,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:03:44,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:03:44,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:03:44,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:03:44,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:03:44,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:03:44,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:03:44,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:03:44,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:03:44,166 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:03:44,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:03:44,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:03:44,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:03:44,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:03:44,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:03:44,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:03:44,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:03:44,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:03:44,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:03:44,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:03:44,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:03:44,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:03:44,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:03:44,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:03:44,180 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:03:44,180 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:03:44,180 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:03:44,181 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:03:44,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:03:44,187 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 21:03:44,223 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:03:44,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:03:44,228 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:03:44,228 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:03:44,230 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:03:44,230 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:03:44,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:03:44,231 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:03:44,231 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:03:44,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:03:44,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:03:44,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:03:44,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 21:03:44,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:03:44,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 21:03:44,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 21:03:44,234 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:03:44,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 21:03:44,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:03:44,235 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:03:44,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:03:44,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:03:44,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:03:44,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:03:44,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 21:03:44,236 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 21:03:44,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 21:03:44,236 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 21:03:44,237 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 21:03:44,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 21:03:44,238 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_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25ec223cc901cfb5a3e00be1544817d430c8ae60d7b7e001ec362f600085d4b [2022-11-02 21:03:44,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:03:44,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:03:44,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:03:44,568 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:03:44,569 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:03:44,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc/../../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 [2022-11-02 21:03:44,642 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc/data/faa1ebb7e/91eba90243974d0d83f4135cd9ddff69/FLAGfb8450d1c [2022-11-02 21:03:45,821 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:03:45,822 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/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 [2022-11-02 21:03:45,907 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc/data/faa1ebb7e/91eba90243974d0d83f4135cd9ddff69/FLAGfb8450d1c [2022-11-02 21:03:45,987 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc/data/faa1ebb7e/91eba90243974d0d83f4135cd9ddff69 [2022-11-02 21:03:45,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:03:45,995 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:03:45,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:03:45,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:03:46,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:03:46,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:03:45" (1/1) ... [2022-11-02 21:03:46,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fcf9863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:03:46, skipping insertion in model container [2022-11-02 21:03:46,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:03:45" (1/1) ... [2022-11-02 21:03:46,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:03:46,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:03:46,857 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4218] [2022-11-02 21:03:49,268 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_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/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] [2022-11-02 21:03:49,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:03:49,510 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 21:03:49,684 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4218] [2022-11-02 21:03:51,368 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_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/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] [2022-11-02 21:03:51,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:03:51,541 INFO L208 MainTranslator]: Completed translation [2022-11-02 21:03:51,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:03:51 WrapperNode [2022-11-02 21:03:51,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:03:51,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 21:03:51,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 21:03:51,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 21:03:51,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:03:51" (1/1) ... [2022-11-02 21:03:52,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:03:51" (1/1) ... [2022-11-02 21:03:52,289 INFO L138 Inliner]: procedures = 127, calls = 23403, calls flagged for inlining = 41, calls inlined = 18, statements flattened = 3710 [2022-11-02 21:03:52,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 21:03:52,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 21:03:52,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 21:03:52,291 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 21:03:52,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:03:51" (1/1) ... [2022-11-02 21:03:52,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:03:51" (1/1) ... [2022-11-02 21:03:52,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:03:51" (1/1) ... [2022-11-02 21:03:52,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:03:51" (1/1) ... [2022-11-02 21:03:53,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:03:51" (1/1) ... [2022-11-02 21:03:53,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:03:51" (1/1) ... [2022-11-02 21:03:53,326 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:03:51" (1/1) ... [2022-11-02 21:03:53,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:03:51" (1/1) ... [2022-11-02 21:03:53,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 21:03:53,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 21:03:53,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 21:03:53,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 21:03:53,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:03:51" (1/1) ... [2022-11-02 21:03:53,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:03:53,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:03:53,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 21:03:53,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7cd0fdb-6a2c-4e40-89bf-a4405f0c4533/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 21:03:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 21:03:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-02 21:03:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-02 21:03:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 21:03:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 21:03:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2022-11-02 21:03:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2022-11-02 21:03:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 21:03:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 21:03:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 21:03:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 21:03:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 21:03:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 21:03:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 21:03:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-02 21:03:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-02 21:03:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure setgamma [2022-11-02 21:03:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure setgamma [2022-11-02 21:03:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 21:03:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure sd_setgain [2022-11-02 21:03:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_setgain [2022-11-02 21:03:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure bulk_w [2022-11-02 21:03:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure bulk_w [2022-11-02 21:03:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2022-11-02 21:03:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2022-11-02 21:03:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 21:03:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 21:03:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 21:03:53,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 21:03:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 21:03:53,660 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 21:03:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 21:03:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2022-11-02 21:03:53,660 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2022-11-02 21:03:53,661 INFO L130 BoogieDeclarations]: Found specification of procedure jpeg_set_qual [2022-11-02 21:03:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure jpeg_set_qual [2022-11-02 21:03:53,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 21:03:53,661 INFO L130 BoogieDeclarations]: Found specification of procedure setexposure [2022-11-02 21:03:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure setexposure [2022-11-02 21:03:53,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 21:03:53,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 21:03:53,662 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-11-02 21:03:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-11-02 21:03:53,663 INFO L130 BoogieDeclarations]: Found specification of procedure setsharpness [2022-11-02 21:03:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure setsharpness [2022-11-02 21:03:53,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 21:03:53,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 21:03:53,664 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w [2022-11-02 21:03:53,664 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w [2022-11-02 21:03:53,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 21:03:53,664 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r [2022-11-02 21:03:53,664 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r [2022-11-02 21:03:53,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 21:03:53,665 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w [2022-11-02 21:03:53,665 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w [2022-11-02 21:03:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 21:03:53,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 21:03:54,046 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 21:03:54,048 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation