/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--em28xx--em28xx-dvb.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 10:22:25,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 10:22:25,560 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 10:22:25,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 10:22:25,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 10:22:25,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 10:22:25,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 10:22:25,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 10:22:25,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 10:22:25,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 10:22:25,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 10:22:25,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 10:22:25,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 10:22:25,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 10:22:25,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 10:22:25,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 10:22:25,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 10:22:25,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 10:22:25,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 10:22:25,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 10:22:25,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 10:22:25,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 10:22:25,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 10:22:25,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 10:22:25,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 10:22:25,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 10:22:25,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 10:22:25,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 10:22:25,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 10:22:25,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 10:22:25,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 10:22:25,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 10:22:25,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 10:22:25,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 10:22:25,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 10:22:25,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 10:22:25,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 10:22:25,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 10:22:25,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 10:22:25,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 10:22:25,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 10:22:25,667 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-15 10:22:25,712 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 10:22:25,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 10:22:25,714 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 10:22:25,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 10:22:25,714 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 10:22:25,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 10:22:25,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 10:22:25,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 10:22:25,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 10:22:25,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 10:22:25,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 10:22:25,716 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 10:22:25,716 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 10:22:25,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 10:22:25,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 10:22:25,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 10:22:25,716 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 10:22:25,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 10:22:25,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 10:22:25,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 10:22:25,719 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 10:22:25,719 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 10:22:25,719 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 10:22:25,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 10:22:25,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 10:22:25,720 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 10:22:25,720 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 10:22:25,720 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 10:22:26,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 10:22:26,063 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 10:22:26,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 10:22:26,068 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 10:22:26,069 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 10:22:26,070 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--em28xx--em28xx-dvb.ko-entry_point.cil.out.i [2020-10-15 10:22:26,139 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e50aa84a8/45930f07b5e44bc6bdac18a698e32721/FLAG472eae19a [2020-10-15 10:22:27,079 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 10:22:27,081 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--em28xx--em28xx-dvb.ko-entry_point.cil.out.i [2020-10-15 10:22:27,131 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e50aa84a8/45930f07b5e44bc6bdac18a698e32721/FLAG472eae19a [2020-10-15 10:22:27,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e50aa84a8/45930f07b5e44bc6bdac18a698e32721 [2020-10-15 10:22:27,464 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 10:22:27,466 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 10:22:27,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 10:22:27,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 10:22:27,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 10:22:27,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 10:22:27" (1/1) ... [2020-10-15 10:22:27,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22bc4789 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:22:27, skipping insertion in model container [2020-10-15 10:22:27,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 10:22:27" (1/1) ... [2020-10-15 10:22:27,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 10:22:27,687 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 10:22:28,506 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4481] [2020-10-15 10:22:30,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 10:22:30,203 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 10:22:30,306 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4481] [2020-10-15 10:22:30,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 10:22:31,007 INFO L208 MainTranslator]: Completed translation [2020-10-15 10:22:31,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:22:31 WrapperNode [2020-10-15 10:22:31,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 10:22:31,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 10:22:31,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 10:22:31,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 10:22:31,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:22:31" (1/1) ... [2020-10-15 10:22:31,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:22:31" (1/1) ... [2020-10-15 10:22:31,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:22:31" (1/1) ... [2020-10-15 10:22:31,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:22:31" (1/1) ... [2020-10-15 10:22:31,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:22:31" (1/1) ... [2020-10-15 10:22:31,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:22:31" (1/1) ... [2020-10-15 10:22:31,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:22:31" (1/1) ... [2020-10-15 10:22:31,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 10:22:31,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 10:22:31,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 10:22:31,493 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 10:22:31,494 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:22:31" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 10:22:31,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 10:22:31,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 10:22:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-15 10:22:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-15 10:22:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2020-10-15 10:22:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2020-10-15 10:22:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-15 10:22:31,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2020-10-15 10:22:31,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~X~int~TO~$Pointer$ [2020-10-15 10:22:31,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2020-10-15 10:22:31,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~TO~$Pointer$ [2020-10-15 10:22:31,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2020-10-15 10:22:31,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-10-15 10:22:31,574 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2020-10-15 10:22:31,574 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2020-10-15 10:22:31,575 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2020-10-15 10:22:31,575 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2020-10-15 10:22:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2020-10-15 10:22:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-15 10:22:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-15 10:22:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-15 10:22:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-15 10:22:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-15 10:22:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-15 10:22:31,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-15 10:22:31,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-15 10:22:31,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-15 10:22:31,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-15 10:22:31,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-15 10:22:31,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-15 10:22:31,578 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2020-10-15 10:22:31,578 INFO L138 BoogieDeclarations]: Found implementation of procedure mt352_write [2020-10-15 10:22:31,578 INFO L138 BoogieDeclarations]: Found implementation of procedure print_err_status [2020-10-15 10:22:31,578 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_urb_data_copy [2020-10-15 10:22:31,579 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_start_streaming [2020-10-15 10:22:31,579 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_stop_streaming [2020-10-15 10:22:31,579 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_start_feed [2020-10-15 10:22:31,579 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_stop_feed [2020-10-15 10:22:31,580 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_bus_ctrl [2020-10-15 10:22:31,581 INFO L138 BoogieDeclarations]: Found implementation of procedure drxk_gate_ctrl [2020-10-15 10:22:31,582 INFO L138 BoogieDeclarations]: Found implementation of procedure hauppauge_hvr930c_init [2020-10-15 10:22:31,582 INFO L138 BoogieDeclarations]: Found implementation of procedure terratec_h5_init [2020-10-15 10:22:31,582 INFO L138 BoogieDeclarations]: Found implementation of procedure terratec_htc_stick_init [2020-10-15 10:22:31,582 INFO L138 BoogieDeclarations]: Found implementation of procedure terratec_htc_usb_xs_init [2020-10-15 10:22:31,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pctv_520e_init [2020-10-15 10:22:31,582 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_pctv_290e_set_lna [2020-10-15 10:22:31,583 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_pctv_292e_set_lna [2020-10-15 10:22:31,583 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_mt352_terratec_xs_init [2020-10-15 10:22:31,583 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_attach_xc3028 [2020-10-15 10:22:31,583 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_register_dvb [2020-10-15 10:22:31,583 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_unregister_dvb [2020-10-15 10:22:31,584 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_init [2020-10-15 10:22:31,584 INFO L138 BoogieDeclarations]: Found implementation of procedure prevent_sleep [2020-10-15 10:22:31,584 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_fini [2020-10-15 10:22:31,584 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_suspend [2020-10-15 10:22:31,585 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_resume [2020-10-15 10:22:31,585 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_register [2020-10-15 10:22:31,585 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_dvb_unregister [2020-10-15 10:22:31,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_em28xx_ops_1 [2020-10-15 10:22:31,586 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 10:22:31,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_5 [2020-10-15 10:22:31,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_6 [2020-10-15 10:22:31,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_7 [2020-10-15 10:22:31,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_8 [2020-10-15 10:22:31,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_9 [2020-10-15 10:22:31,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_10 [2020-10-15 10:22:31,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_11 [2020-10-15 10:22:31,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_12 [2020-10-15 10:22:31,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_13 [2020-10-15 10:22:31,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_14 [2020-10-15 10:22:31,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_15 [2020-10-15 10:22:31,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_16 [2020-10-15 10:22:31,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_17 [2020-10-15 10:22:31,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_18 [2020-10-15 10:22:31,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_19 [2020-10-15 10:22:31,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_20 [2020-10-15 10:22:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_21 [2020-10-15 10:22:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_22 [2020-10-15 10:22:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_23 [2020-10-15 10:22:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_24 [2020-10-15 10:22:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_25 [2020-10-15 10:22:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_26 [2020-10-15 10:22:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_27 [2020-10-15 10:22:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_28 [2020-10-15 10:22:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_29 [2020-10-15 10:22:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-15 10:22:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-15 10:22:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-15 10:22:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-15 10:22:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-15 10:22:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-10-15 10:22:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-10-15 10:22:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-10-15 10:22:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-10-15 10:22:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-10-15 10:22:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-15 10:22:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-15 10:22:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-15 10:22:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2020-10-15 10:22:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2020-10-15 10:22:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2020-10-15 10:22:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure down [2020-10-15 10:22:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2020-10-15 10:22:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2020-10-15 10:22:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_swfilter [2020-10-15 10:22:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2020-10-15 10:22:31,598 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2020-10-15 10:22:31,598 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_detach [2020-10-15 10:22:31,598 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_resume [2020-10-15 10:22:31,598 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_suspend [2020-10-15 10:22:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_init [2020-10-15 10:22:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_release [2020-10-15 10:22:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2020-10-15 10:22:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2020-10-15 10:22:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2020-10-15 10:22:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2020-10-15 10:22:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_alloc_urbs [2020-10-15 10:22:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_gpio_set [2020-10-15 10:22:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_init_usb_xfer [2020-10-15 10:22:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_register_extension [2020-10-15 10:22:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_mode [2020-10-15 10:22:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_setup_xc3028 [2020-10-15 10:22:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_stop_urbs [2020-10-15 10:22:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_uninit_usb_xfer [2020-10-15 10:22:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_unregister_extension [2020-10-15 10:22:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg [2020-10-15 10:22:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg_bits [2020-10-15 10:22:31,608 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_free [2020-10-15 10:22:31,608 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_request_one [2020-10-15 10:22:31,608 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2020-10-15 10:22:31,609 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_device [2020-10-15 10:22:31,609 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2020-10-15 10:22:31,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_bind_1 [2020-10-15 10:22:31,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_1 [2020-10-15 10:22:31,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-15 10:22:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2020-10-15 10:22:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_start_1 [2020-10-15 10:22:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop_1 [2020-10-15 10:22:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-15 10:22:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-15 10:22:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-15 10:22:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-15 10:22:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-15 10:22:31,620 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2020-10-15 10:22:31,621 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2020-10-15 10:22:31,621 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2020-10-15 10:22:31,621 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-15 10:22:31,622 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-15 10:22:31,622 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-15 10:22:31,622 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-15 10:22:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 10:22:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-15 10:22:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-15 10:22:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-15 10:22:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-15 10:22:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2020-10-15 10:22:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2020-10-15 10:22:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2020-10-15 10:22:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2020-10-15 10:22:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-15 10:22:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-15 10:22:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-15 10:22:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-15 10:22:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2020-10-15 10:22:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2020-10-15 10:22:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 10:22:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2020-10-15 10:22:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-15 10:22:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2020-10-15 10:22:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2020-10-15 10:22:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2020-10-15 10:22:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_5 [2020-10-15 10:22:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_7 [2020-10-15 10:22:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_9 [2020-10-15 10:22:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_10 [2020-10-15 10:22:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_12 [2020-10-15 10:22:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_16 [2020-10-15 10:22:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_19 [2020-10-15 10:22:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_21 [2020-10-15 10:22:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_23 [2020-10-15 10:22:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_25 [2020-10-15 10:22:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_6 [2020-10-15 10:22:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_8 [2020-10-15 10:22:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_11 [2020-10-15 10:22:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_13 [2020-10-15 10:22:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_14 [2020-10-15 10:22:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_15 [2020-10-15 10:22:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_17 [2020-10-15 10:22:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_18 [2020-10-15 10:22:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_20 [2020-10-15 10:22:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_22 [2020-10-15 10:22:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_24 [2020-10-15 10:22:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_26 [2020-10-15 10:22:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_27 [2020-10-15 10:22:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_28 [2020-10-15 10:22:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_29 [2020-10-15 10:22:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-10-15 10:22:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-10-15 10:22:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-15 10:22:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-15 10:22:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-15 10:22:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-15 10:22:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-15 10:22:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-15 10:22:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 10:22:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-15 10:22:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 10:22:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-15 10:22:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-15 10:22:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-15 10:22:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 10:22:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-15 10:22:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-15 10:22:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-15 10:22:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-15 10:22:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-15 10:22:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-15 10:22:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-15 10:22:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_em28xx_ops_1 [2020-10-15 10:22:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-15 10:22:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-15 10:22:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2020-10-15 10:22:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 10:22:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 10:22:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 10:22:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 10:22:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 10:22:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure down [2020-10-15 10:22:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure up [2020-10-15 10:22:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2020-10-15 10:22:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2020-10-15 10:22:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_device [2020-10-15 10:22:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2020-10-15 10:22:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2020-10-15 10:22:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2020-10-15 10:22:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2020-10-15 10:22:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2020-10-15 10:22:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_detach [2020-10-15 10:22:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_suspend [2020-10-15 10:22:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_resume [2020-10-15 10:22:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg [2020-10-15 10:22:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg_bits [2020-10-15 10:22:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_alloc_urbs [2020-10-15 10:22:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_init_usb_xfer [2020-10-15 10:22:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_uninit_usb_xfer [2020-10-15 10:22:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_stop_urbs [2020-10-15 10:22:31,640 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_mode [2020-10-15 10:22:31,640 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_gpio_set [2020-10-15 10:22:31,640 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_register_extension [2020-10-15 10:22:31,640 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_unregister_extension [2020-10-15 10:22:31,640 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_tuner_callback [2020-10-15 10:22:31,641 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_setup_xc3028 [2020-10-15 10:22:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_free_device [2020-10-15 10:22:31,646 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2020-10-15 10:22:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2020-10-15 10:22:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_swfilter [2020-10-15 10:22:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_release [2020-10-15 10:22:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_init [2020-10-15 10:22:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2020-10-15 10:22:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2020-10-15 10:22:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_free [2020-10-15 10:22:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_request_one [2020-10-15 10:22:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure mt352_write [2020-10-15 10:22:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-15 10:22:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure print_err_status [2020-10-15 10:22:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_urb_data_copy [2020-10-15 10:22:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_start_streaming [2020-10-15 10:22:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_stop_streaming [2020-10-15 10:22:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_start_feed [2020-10-15 10:22:31,650 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_stop_feed [2020-10-15 10:22:31,650 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_bus_ctrl [2020-10-15 10:22:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure drxk_gate_ctrl [2020-10-15 10:22:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2020-10-15 10:22:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure hauppauge_hvr930c_init [2020-10-15 10:22:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure terratec_h5_init [2020-10-15 10:22:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure terratec_htc_stick_init [2020-10-15 10:22:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure terratec_htc_usb_xs_init [2020-10-15 10:22:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure pctv_520e_init [2020-10-15 10:22:31,656 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_pctv_290e_set_lna [2020-10-15 10:22:31,656 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_pctv_292e_set_lna [2020-10-15 10:22:31,656 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_mt352_terratec_xs_init [2020-10-15 10:22:31,656 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_attach_xc3028 [2020-10-15 10:22:31,656 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2020-10-15 10:22:31,657 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_register_dvb [2020-10-15 10:22:31,657 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-15 10:22:31,657 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_unregister_dvb [2020-10-15 10:22:31,657 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_init [2020-10-15 10:22:31,657 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2020-10-15 10:22:31,657 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~X~int~TO~$Pointer$ [2020-10-15 10:22:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2020-10-15 10:22:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~TO~$Pointer$ [2020-10-15 10:22:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2020-10-15 10:22:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-10-15 10:22:31,658 INFO L130 BoogieDeclarations]: Found specification of procedure prevent_sleep [2020-10-15 10:22:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_fini [2020-10-15 10:22:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_suspend [2020-10-15 10:22:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_resume [2020-10-15 10:22:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_register [2020-10-15 10:22:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_dvb_unregister [2020-10-15 10:22:31,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2020-10-15 10:22:31,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_bind_1 [2020-10-15 10:22:31,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop_1 [2020-10-15 10:22:31,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-15 10:22:31,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-15 10:22:31,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_start_1 [2020-10-15 10:22:31,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_1 [2020-10-15 10:22:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 10:22:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-15 10:22:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-15 10:22:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-15 10:22:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-15 10:22:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-15 10:22:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-10-15 10:22:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-10-15 10:22:31,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-10-15 10:22:31,662 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 10:22:31,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 10:22:31,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 10:22:31,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-15 10:22:31,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 10:22:33,287 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-15 10:22:58,450 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-10-15 10:23:08,823 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 10:23:08,823 INFO L295 CfgBuilder]: Removed 24 assume(true) statements. [2020-10-15 10:23:08,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 10:23:08 BoogieIcfgContainer [2020-10-15 10:23:08,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 10:23:08,852 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 10:23:08,852 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 10:23:08,857 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 10:23:08,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 10:22:27" (1/3) ... [2020-10-15 10:23:08,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19c94115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 10:23:08, skipping insertion in model container [2020-10-15 10:23:08,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:22:31" (2/3) ... [2020-10-15 10:23:08,859 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19c94115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 10:23:08, skipping insertion in model container [2020-10-15 10:23:08,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 10:23:08" (3/3) ... [2020-10-15 10:23:08,861 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--em28xx--em28xx-dvb.ko-entry_point.cil.out.i [2020-10-15 10:23:08,868 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 10:23:08,879 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 10:23:08,894 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 10:23:08,925 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 10:23:08,925 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 10:23:08,925 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 10:23:08,925 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 10:23:08,925 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 10:23:08,926 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 10:23:08,926 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 10:23:08,926 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 10:23:08,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states. [2020-10-15 10:23:08,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-15 10:23:08,993 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 10:23:08,994 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 10:23:08,995 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 10:23:09,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 10:23:09,002 INFO L82 PathProgramCache]: Analyzing trace with hash -2009173921, now seen corresponding path program 1 times [2020-10-15 10:23:09,011 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 10:23:09,011 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1483794287] [2020-10-15 10:23:09,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 10:23:11,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:12,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:12,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:20,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:20,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-10-15 10:23:20,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:23:20,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8885 [2020-10-15 10:23:20,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:20,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:20,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:23:20,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-15 10:23:20,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 10:23:20,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 10:23:32,648 WARN L193 SmtUtils]: Spent 11.87 s on a formula simplification that was a NOOP. DAG size: 1765 [2020-10-15 10:23:32,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 10:23:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:32,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:38,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:38,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:23:38,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:38,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6035 [2020-10-15 10:23:38,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:38,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:38,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:38,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:38,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:38,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:39,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:23:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:39,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:39,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:39,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:39,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:23:39,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:23:39,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 167 [2020-10-15 10:23:39,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:39,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:39,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:39,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-15 10:23:39,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:39,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:39,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:23:39,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:39,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:39,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:39,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:23:39,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:39,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-15 10:23:39,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:39,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:39,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:39,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:39,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:39,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:39,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:23:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:39,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:39,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:39,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:23:39,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:39,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-15 10:23:39,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:39,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:39,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:39,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-15 10:23:39,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:39,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:39,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 10:23:39,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:39,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:39,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:39,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 10:23:39,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:39,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-15 10:23:39,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:39,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:39,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:39,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:39,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:39,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:23:39,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 10:23:39,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:39,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:39,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:39,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 10:23:39,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:39,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-15 10:23:39,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:39,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:39,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:39,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 10:23:39,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:39,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 10:23:39,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 10:23:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:39,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:39,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:39,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:23:39,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:39,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-15 10:23:39,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:39,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:39,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:39,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:39,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:39,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:39,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 10:23:39,797 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1483794287] [2020-10-15 10:23:39,799 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 10:23:39,799 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-15 10:23:39,800 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961960563] [2020-10-15 10:23:39,808 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-15 10:23:39,809 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 10:23:39,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-15 10:23:39,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-15 10:23:39,836 INFO L87 Difference]: Start difference. First operand 1866 states. Second operand 6 states. [2020-10-15 10:23:51,838 WARN L193 SmtUtils]: Spent 11.88 s on a formula simplification that was a NOOP. DAG size: 1768 [2020-10-15 10:24:07,494 WARN L193 SmtUtils]: Spent 11.98 s on a formula simplification that was a NOOP. DAG size: 1770 [2020-10-15 10:24:27,666 WARN L193 SmtUtils]: Spent 11.97 s on a formula simplification that was a NOOP. DAG size: 1767