./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--cpia2--cpia2.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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/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_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/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--cpia2--cpia2.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/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_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/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 c5f620f8f64e85902bfcee16ed337cdb7c2b8705ba4f69a4e3c65d7455f9a0f3 --- 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 20:42:36,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:42:36,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:42:36,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:42:36,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:42:36,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:42:36,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:42:36,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:42:36,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:42:36,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:42:36,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:42:36,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:42:36,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:42:36,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:42:36,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:42:36,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:42:36,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:42:36,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:42:36,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:42:36,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:42:36,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:42:36,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:42:36,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:42:36,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:42:36,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:42:36,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:42:36,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:42:36,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:42:36,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:42:36,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:42:36,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:42:36,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:42:36,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:42:36,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:42:36,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:42:36,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:42:36,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:42:36,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:42:36,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:42:36,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:42:36,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:42:36,452 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:42:36,485 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:42:36,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:42:36,486 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:42:36,486 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:42:36,487 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:42:36,487 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:42:36,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:42:36,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:42:36,488 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:42:36,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:42:36,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:42:36,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:42:36,490 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:42:36,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:42:36,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:42:36,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:42:36,491 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:42:36,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:42:36,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:42:36,492 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:42:36,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:42:36,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:42:36,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:42:36,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:42:36,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:42:36,493 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:42:36,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:42:36,495 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:42:36,495 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:42:36,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:42:36,496 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_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5f620f8f64e85902bfcee16ed337cdb7c2b8705ba4f69a4e3c65d7455f9a0f3 [2022-11-02 20:42:36,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:42:36,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:42:36,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:42:36,875 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:42:36,876 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:42:36,877 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2022-11-02 20:42:36,968 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/bin/uautomizer-Dbtcem3rbc/data/ae3a0e1c3/64856f7e3cad44f387c29ecc2adee20e/FLAG4e9a4c062 [2022-11-02 20:42:38,142 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:42:38,143 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2022-11-02 20:42:38,217 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/bin/uautomizer-Dbtcem3rbc/data/ae3a0e1c3/64856f7e3cad44f387c29ecc2adee20e/FLAG4e9a4c062 [2022-11-02 20:42:38,499 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/bin/uautomizer-Dbtcem3rbc/data/ae3a0e1c3/64856f7e3cad44f387c29ecc2adee20e [2022-11-02 20:42:38,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:42:38,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:42:38,515 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:42:38,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:42:38,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:42:38,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:42:38" (1/1) ... [2022-11-02 20:42:38,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a16943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:38, skipping insertion in model container [2022-11-02 20:42:38,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:42:38" (1/1) ... [2022-11-02 20:42:38,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:42:38,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:42:39,384 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4425] [2022-11-02 20:42:41,179 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_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i[307018,307031] [2022-11-02 20:42:41,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:42:41,325 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:42:41,454 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4425] [2022-11-02 20:42:42,011 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_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i[307018,307031] [2022-11-02 20:42:42,028 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:42:42,119 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:42:42,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:42 WrapperNode [2022-11-02 20:42:42,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:42:42,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:42:42,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:42:42,122 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:42:42,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:42" (1/1) ... [2022-11-02 20:42:42,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:42" (1/1) ... [2022-11-02 20:42:43,455 INFO L138 Inliner]: procedures = 259, calls = 4004, calls flagged for inlining = 140, calls inlined = 131, statements flattened = 7955 [2022-11-02 20:42:43,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:42:43,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:42:43,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:42:43,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:42:43,467 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:42" (1/1) ... [2022-11-02 20:42:43,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:42" (1/1) ... [2022-11-02 20:42:44,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:42" (1/1) ... [2022-11-02 20:42:44,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:42" (1/1) ... [2022-11-02 20:42:45,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:42" (1/1) ... [2022-11-02 20:42:45,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:42" (1/1) ... [2022-11-02 20:42:45,499 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:42" (1/1) ... [2022-11-02 20:42:45,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:42" (1/1) ... [2022-11-02 20:42:45,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:42:45,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:42:45,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:42:45,600 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:42:45,601 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:42" (1/1) ... [2022-11-02 20:42:45,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:42:45,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:42:45,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:42:45,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640fd0e5-f8bd-461b-93dc-ecfa8ac446ea/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:42:45,703 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_change_streaming_alternate [2022-11-02 20:42:45,704 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_change_streaming_alternate [2022-11-02 20:42:45,704 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_pause [2022-11-02 20:42:45,704 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_pause [2022-11-02 20:42:45,704 INFO L130 BoogieDeclarations]: Found specification of procedure set_vw_size [2022-11-02 20:42:45,704 INFO L138 BoogieDeclarations]: Found implementation of procedure set_vw_size [2022-11-02 20:42:45,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-02 20:42:45,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-02 20:42:45,705 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-11-02 20:42:45,705 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-11-02 20:42:45,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:42:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:42:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:42:45,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:42:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:42:45,706 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:42:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-11-02 20:42:45,707 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-11-02 20:42:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-02 20:42:45,707 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-02 20:42:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_send_command [2022-11-02 20:42:45,708 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_send_command [2022-11-02 20:42:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_low_power [2022-11-02 20:42:45,708 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_low_power [2022-11-02 20:42:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:42:45,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:42:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure set_alternate [2022-11-02 20:42:45,709 INFO L138 BoogieDeclarations]: Found implementation of procedure set_alternate [2022-11-02 20:42:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-11-02 20:42:45,709 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-11-02 20:42:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-11-02 20:42:45,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-11-02 20:42:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:42:45,710 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:42:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 20:42:45,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 20:42:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:42:45,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:42:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_high_power [2022-11-02 20:42:45,711 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_high_power [2022-11-02 20:42:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:42:45,712 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:42:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_reset_camera [2022-11-02 20:42:45,712 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_reset_camera [2022-11-02 20:42:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2022-11-02 20:42:45,713 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2022-11-02 20:42:45,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:42:45,713 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:42:45,713 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:42:45,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:42:45,713 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-11-02 20:42:45,714 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-11-02 20:42:45,714 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-11-02 20:42:45,714 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-11-02 20:42:45,715 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_do_command [2022-11-02 20:42:45,716 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_do_command [2022-11-02 20:42:45,716 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-02 20:42:45,716 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-02 20:42:45,716 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-11-02 20:42:45,716 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-11-02 20:42:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2022-11-02 20:42:45,717 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2022-11-02 20:42:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:42:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-02 20:42:45,717 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-02 20:42:45,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:42:45,718 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-11-02 20:42:45,718 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 20:42:45,719 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 20:42:45,719 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_disconnect [2022-11-02 20:42:45,719 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_disconnect [2022-11-02 20:42:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_try_fmt_vid_cap [2022-11-02 20:42:45,720 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_try_fmt_vid_cap [2022-11-02 20:42:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_to_page [2022-11-02 20:42:45,720 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_to_page [2022-11-02 20:42:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_g_parm [2022-11-02 20:42:45,720 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_g_parm [2022-11-02 20:42:45,722 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 20:42:45,722 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 20:42:45,722 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-02 20:42:45,722 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-02 20:42:45,722 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_resume [2022-11-02 20:42:45,722 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_resume [2022-11-02 20:42:45,723 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-02 20:42:45,723 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-02 20:42:45,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:42:45,723 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-02 20:42:45,724 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-02 20:42:45,724 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2022-11-02 20:42:45,724 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2022-11-02 20:42:45,724 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2022-11-02 20:42:45,724 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2022-11-02 20:42:45,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:42:45,725 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_grab [2022-11-02 20:42:45,726 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_grab [2022-11-02 20:42:45,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:42:45,726 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_stop [2022-11-02 20:42:45,726 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_stop [2022-11-02 20:42:45,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:42:45,727 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:42:45,727 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-02 20:42:45,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-02 20:42:45,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-02 20:42:45,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-02 20:42:45,728 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-02 20:42:45,728 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-02 20:42:45,728 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:42:45,728 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:42:45,728 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_resume [2022-11-02 20:42:45,729 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_resume [2022-11-02 20:42:45,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:42:45,729 INFO L130 BoogieDeclarations]: Found specification of procedure video_is_registered [2022-11-02 20:42:45,729 INFO L138 BoogieDeclarations]: Found implementation of procedure video_is_registered [2022-11-02 20:42:45,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:42:45,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:42:45,730 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2022-11-02 20:42:45,731 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2022-11-02 20:42:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 20:42:45,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 20:42:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_match_video_size [2022-11-02 20:42:45,734 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_match_video_size [2022-11-02 20:42:45,736 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2022-11-02 20:42:45,737 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2022-11-02 20:42:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:42:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-02 20:42:45,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-02 20:42:45,744 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_send_onebyte_command [2022-11-02 20:42:45,744 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_send_onebyte_command [2022-11-02 20:42:45,744 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_v4l_poll [2022-11-02 20:42:45,745 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_v4l_poll [2022-11-02 20:42:45,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:42:45,745 INFO L130 BoogieDeclarations]: Found specification of procedure configure_transfer_mode [2022-11-02 20:42:45,745 INFO L138 BoogieDeclarations]: Found implementation of procedure configure_transfer_mode [2022-11-02 20:42:45,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:42:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:42:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_fps [2022-11-02 20:42:45,746 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_fps [2022-11-02 20:42:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-11-02 20:42:45,746 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-11-02 20:42:45,746 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-02 20:42:45,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-02 20:42:45,747 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-02 20:42:45,747 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-02 20:42:45,747 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_is_singular_file [2022-11-02 20:42:45,747 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_is_singular_file [2022-11-02 20:42:45,747 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_release [2022-11-02 20:42:45,748 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_release [2022-11-02 20:42:45,748 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_start [2022-11-02 20:42:45,748 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_start [2022-11-02 20:42:45,748 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-02 20:42:45,748 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-02 20:42:45,748 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_dbg_dump_registers [2022-11-02 20:42:45,749 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_dbg_dump_registers [2022-11-02 20:42:45,749 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-02 20:42:45,749 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-02 20:42:45,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:42:45,749 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_mmap [2022-11-02 20:42:45,749 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_mmap [2022-11-02 20:42:45,750 INFO L130 BoogieDeclarations]: Found specification of procedure set_all_properties [2022-11-02 20:42:45,750 INFO L138 BoogieDeclarations]: Found implementation of procedure set_all_properties [2022-11-02 20:42:45,750 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-02 20:42:45,750 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-02 20:42:45,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:42:45,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:42:46,887 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:42:46,890 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:42:50,207 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;