/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=NARROWEST --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-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-gspca-gspca_xirlink_cit.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 18:44:48,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 18:44:48,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 18:44:48,562 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 18:44:48,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 18:44:48,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 18:44:48,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 18:44:48,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 18:44:48,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 18:44:48,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 18:44:48,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 18:44:48,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 18:44:48,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 18:44:48,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 18:44:48,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 18:44:48,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 18:44:48,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 18:44:48,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 18:44:48,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 18:44:48,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 18:44:48,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 18:44:48,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 18:44:48,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 18:44:48,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 18:44:48,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 18:44:48,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 18:44:48,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 18:44:48,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 18:44:48,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 18:44:48,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 18:44:48,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 18:44:48,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 18:44:48,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 18:44:48,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 18:44:48,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 18:44:48,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 18:44:48,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 18:44:48,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 18:44:48,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 18:44:48,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 18:44:48,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 18:44:48,597 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 [2020-10-13 18:44:48,641 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 18:44:48,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 18:44:48,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 18:44:48,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 18:44:48,647 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 18:44:48,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 18:44:48,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 18:44:48,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 18:44:48,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 18:44:48,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 18:44:48,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 18:44:48,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 18:44:48,648 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 18:44:48,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 18:44:48,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 18:44:48,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 18:44:48,649 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 18:44:48,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 18:44:48,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 18:44:48,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 18:44:48,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 18:44:48,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 18:44:48,654 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 18:44:48,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 18:44:48,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 18:44:48,655 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 18:44:48,655 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 18:44:48,655 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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 18:44:48,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 18:44:48,999 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 18:44:49,005 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 18:44:49,007 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 18:44:49,007 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 18:44:49,008 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-gspca-gspca_xirlink_cit.cil.i [2020-10-13 18:44:49,080 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d4f8722dc/13b8eb32d3994e4fb286b8b64d6f5df8/FLAG7b971d761 [2020-10-13 18:44:49,893 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 18:44:49,894 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-gspca-gspca_xirlink_cit.cil.i [2020-10-13 18:44:49,933 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d4f8722dc/13b8eb32d3994e4fb286b8b64d6f5df8/FLAG7b971d761 [2020-10-13 18:44:50,393 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d4f8722dc/13b8eb32d3994e4fb286b8b64d6f5df8 [2020-10-13 18:44:50,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 18:44:50,405 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 18:44:50,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 18:44:50,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 18:44:50,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 18:44:50,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:44:50" (1/1) ... [2020-10-13 18:44:50,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@601c5801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:50, skipping insertion in model container [2020-10-13 18:44:50,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:44:50" (1/1) ... [2020-10-13 18:44:50,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 18:44:50,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 18:44:52,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 18:44:52,765 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 18:44:53,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 18:44:53,558 INFO L208 MainTranslator]: Completed translation [2020-10-13 18:44:53,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:53 WrapperNode [2020-10-13 18:44:53,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 18:44:53,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 18:44:53,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 18:44:53,561 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 18:44:53,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:53" (1/1) ... [2020-10-13 18:44:53,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:53" (1/1) ... [2020-10-13 18:44:53,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:53" (1/1) ... [2020-10-13 18:44:53,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:53" (1/1) ... [2020-10-13 18:44:53,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:53" (1/1) ... [2020-10-13 18:44:53,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:53" (1/1) ... [2020-10-13 18:44:54,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:53" (1/1) ... [2020-10-13 18:44:54,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 18:44:54,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 18:44:54,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 18:44:54,058 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 18:44:54,059 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:53" (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 [2020-10-13 18:44:54,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 18:44:54,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 18:44:54,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-13 18:44:54,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-13 18:44:54,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-13 18:44:54,156 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2020-10-13 18:44:54,157 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2020-10-13 18:44:54,157 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_write_reg [2020-10-13 18:44:54,157 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_read_reg [2020-10-13 18:44:54,158 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_FF_04_02 [2020-10-13 18:44:54,158 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_00_04_06 [2020-10-13 18:44:54,159 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_x_00 [2020-10-13 18:44:54,159 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_x_00_05 [2020-10-13 18:44:54,159 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_x_00_05_02 [2020-10-13 18:44:54,159 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_x_01_00_05 [2020-10-13 18:44:54,159 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_x_00_05_02_01 [2020-10-13 18:44:54,159 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_x_00_05_02_08_01 [2020-10-13 18:44:54,161 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_Packet_Format1 [2020-10-13 18:44:54,162 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_PacketFormat2 [2020-10-13 18:44:54,162 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_model2_Packet2 [2020-10-13 18:44:54,162 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_model2_Packet1 [2020-10-13 18:44:54,162 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_model3_Packet1 [2020-10-13 18:44:54,162 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_model4_Packet1 [2020-10-13 18:44:54,163 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_model4_BrightnessPacket [2020-10-13 18:44:54,163 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_config [2020-10-13 18:44:54,163 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_init_model0 [2020-10-13 18:44:54,163 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_init_ibm_netcam_pro [2020-10-13 18:44:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init [2020-10-13 18:44:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_set_brightness [2020-10-13 18:44:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_set_contrast [2020-10-13 18:44:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_set_hue [2020-10-13 18:44:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_set_sharpness [2020-10-13 18:44:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_set_lighting [2020-10-13 18:44:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_set_hflip [2020-10-13 18:44:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_restart_stream [2020-10-13 18:44:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_get_packet_size [2020-10-13 18:44:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_get_clock_div [2020-10-13 18:44:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_start_model0 [2020-10-13 18:44:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_start_model1 [2020-10-13 18:44:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_start_model2 [2020-10-13 18:44:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_start_model3 [2020-10-13 18:44:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_start_model4 [2020-10-13 18:44:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_start_ibm_netcam_pro [2020-10-13 18:44:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_start [2020-10-13 18:44:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_isoc_init [2020-10-13 18:44:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_isoc_nego [2020-10-13 18:44:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stopN [2020-10-13 18:44:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stop0 [2020-10-13 18:44:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_find_sof [2020-10-13 18:44:54,167 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_pkt_scan [2020-10-13 18:44:54,167 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_check_button [2020-10-13 18:44:54,167 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_s_ctrl [2020-10-13 18:44:54,167 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init_controls [2020-10-13 18:44:54,167 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_probe [2020-10-13 18:44:54,168 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_driver_init [2020-10-13 18:44:54,168 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_driver_exit [2020-10-13 18:44:54,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sd_driver_exit_6_2 [2020-10-13 18:44:54,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_sd_driver_init_6_11 [2020-10-13 18:44:54,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2020-10-13 18:44:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_4_1 [2020-10-13 18:44:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_3_6_4 [2020-10-13 18:44:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_6_5 [2020-10-13 18:44:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_3_2 [2020-10-13 18:44:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_3_3 [2020-10-13 18:44:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_5_2 [2020-10-13 18:44:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_3_6_6 [2020-10-13 18:44:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_4_6_7 [2020-10-13 18:44:54,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_10 [2020-10-13 18:44:54,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_11 [2020-10-13 18:44:54,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_12 [2020-10-13 18:44:54,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_15 [2020-10-13 18:44:54,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_16 [2020-10-13 18:44:54,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_17 [2020-10-13 18:44:54,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_3 [2020-10-13 18:44:54,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_7 [2020-10-13 18:44:54,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_8 [2020-10-13 18:44:54,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_9 [2020-10-13 18:44:54,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2020-10-13 18:44:54,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_6 [2020-10-13 18:44:54,173 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 18:44:54,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2020-10-13 18:44:54,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_sd_desc_dummy_resourceless_instance_0 [2020-10-13 18:44:54,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_v4l2_ctrl_ops_dummy_resourceless_instance_1 [2020-10-13 18:44:54,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2020-10-13 18:44:54,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2020-10-13 18:44:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2020-10-13 18:44:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_5 [2020-10-13 18:44:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2020-10-13 18:44:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2020-10-13 18:44:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2020-10-13 18:44:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_15 [2020-10-13 18:44:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2020-10-13 18:44:54,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_4 [2020-10-13 18:44:54,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister [2020-10-13 18:44:54,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_dummy_factory_3 [2020-10-13 18:44:54,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_callback_2_6 [2020-10-13 18:44:54,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_post_2_9 [2020-10-13 18:44:54,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_pre_2_10 [2020-10-13 18:44:54,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_probe_2_13 [2020-10-13 18:44:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_2_4 [2020-10-13 18:44:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_resume_2_7 [2020-10-13 18:44:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_suspend_2_8 [2020-10-13 18:44:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver [2020-10-13 18:44:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_usb_instance_2 [2020-10-13 18:44:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_26 [2020-10-13 18:44:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_27 [2020-10-13 18:44:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_post_probe_28 [2020-10-13 18:44:54,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add [2020-10-13 18:44:54,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub [2020-10-13 18:44:54,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_and_test [2020-10-13 18:44:54,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_inc [2020-10-13 18:44:54,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec [2020-10-13 18:44:54,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_test [2020-10-13 18:44:54,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_inc_and_test [2020-10-13 18:44:54,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2020-10-13 18:44:54,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_negative [2020-10-13 18:44:54,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_inc_short [2020-10-13 18:44:54,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2020-10-13 18:44:54,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2020-10-13 18:44:54,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2020-10-13 18:44:54,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-13 18:44:54,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-13 18:44:54,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-13 18:44:54,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-13 18:44:54,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2020-10-13 18:44:54,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2020-10-13 18:44:54,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2020-10-13 18:44:54,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2020-10-13 18:44:54,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2020-10-13 18:44:54,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_dev [2020-10-13 18:44:54,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev [2020-10-13 18:44:54,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2020-10-13 18:44:54,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 18:44:54,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 18:44:54,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2020-10-13 18:44:54,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 18:44:54,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 18:44:54,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-13 18:44:54,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 18:44:54,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2020-10-13 18:44:54,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 18:44:54,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2020-10-13 18:44:54,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2020-10-13 18:44:54,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2020-10-13 18:44:54,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 18:44:54,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 18:44:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-10-13 18:44:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2020-10-13 18:44:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2020-10-13 18:44:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2020-10-13 18:44:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2020-10-13 18:44:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2020-10-13 18:44:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__less_initial_decrement [2020-10-13 18:44:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__more_initial_at_exit [2020-10-13 18:44:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__probe_failed [2020-10-13 18:44:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__unincremented_counter_decrement [2020-10-13 18:44:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_dev_probe2 [2020-10-13 18:44:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2020-10-13 18:44:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_frame_add [2020-10-13 18:44:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2020-10-13 18:44:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_suspend [2020-10-13 18:44:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2020-10-13 18:44:54,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2020-10-13 18:44:54,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2020-10-13 18:44:54,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-13 18:44:54,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2020-10-13 18:44:54,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_usb_register_driver [2020-10-13 18:44:54,199 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 18:44:54,199 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2020-10-13 18:44:54,199 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2020-10-13 18:44:54,199 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2020-10-13 18:44:54,199 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-13 18:44:54,199 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2020-10-13 18:44:54,199 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-13 18:44:54,199 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2020-10-13 18:44:54,199 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_g_ctrl [2020-10-13 18:44:54,199 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_grab [2020-10-13 18:44:54,200 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_init_class [2020-10-13 18:44:54,200 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2020-10-13 18:44:54,200 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 18:44:54,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 18:44:54,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2020-10-13 18:44:54,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 18:44:54,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2020-10-13 18:44:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 18:44:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2020-10-13 18:44:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2020-10-13 18:44:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2020-10-13 18:44:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_post_probe_28 [2020-10-13 18:44:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_usb_register_driver [2020-10-13 18:44:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 18:44:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 18:44:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2020-10-13 18:44:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2020-10-13 18:44:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 18:44:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2020-10-13 18:44:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2020-10-13 18:44:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-13 18:44:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_26 [2020-10-13 18:44:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-13 18:44:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_27 [2020-10-13 18:44:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2020-10-13 18:44:54,203 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2020-10-13 18:44:54,203 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2020-10-13 18:44:54,203 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-13 18:44:54,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 18:44:54,203 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2020-10-13 18:44:54,203 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2020-10-13 18:44:54,203 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2020-10-13 18:44:54,203 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_init_class [2020-10-13 18:44:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2020-10-13 18:44:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_grab [2020-10-13 18:44:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_g_ctrl [2020-10-13 18:44:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_dev_probe2 [2020-10-13 18:44:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2020-10-13 18:44:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_frame_add [2020-10-13 18:44:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_suspend [2020-10-13 18:44:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2020-10-13 18:44:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stop0 [2020-10-13 18:44:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure cit_write_reg [2020-10-13 18:44:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 18:44:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 18:44:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure cit_read_reg [2020-10-13 18:44:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_FF_04_02 [2020-10-13 18:44:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_00_04_06 [2020-10-13 18:44:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_x_00 [2020-10-13 18:44:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_x_00_05 [2020-10-13 18:44:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_x_00_05_02 [2020-10-13 18:44:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_x_01_00_05 [2020-10-13 18:44:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_x_00_05_02_01 [2020-10-13 18:44:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_x_00_05_02_08_01 [2020-10-13 18:44:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure cit_Packet_Format1 [2020-10-13 18:44:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure cit_PacketFormat2 [2020-10-13 18:44:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure cit_model2_Packet2 [2020-10-13 18:44:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure cit_model2_Packet1 [2020-10-13 18:44:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure cit_model3_Packet1 [2020-10-13 18:44:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure cit_model4_Packet1 [2020-10-13 18:44:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure cit_model4_BrightnessPacket [2020-10-13 18:44:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure sd_config [2020-10-13 18:44:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 18:44:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 18:44:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure cit_init_model0 [2020-10-13 18:44:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure cit_init_ibm_netcam_pro [2020-10-13 18:44:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init [2020-10-13 18:44:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure cit_set_brightness [2020-10-13 18:44:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure cit_set_contrast [2020-10-13 18:44:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 18:44:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure cit_set_hue [2020-10-13 18:44:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure cit_set_sharpness [2020-10-13 18:44:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure cit_set_lighting [2020-10-13 18:44:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure cit_set_hflip [2020-10-13 18:44:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure cit_restart_stream [2020-10-13 18:44:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure cit_get_packet_size [2020-10-13 18:44:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure cit_get_clock_div [2020-10-13 18:44:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure cit_start_model0 [2020-10-13 18:44:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure cit_start_model1 [2020-10-13 18:44:54,213 INFO L130 BoogieDeclarations]: Found specification of procedure cit_start_model2 [2020-10-13 18:44:54,213 INFO L130 BoogieDeclarations]: Found specification of procedure cit_start_model3 [2020-10-13 18:44:54,213 INFO L130 BoogieDeclarations]: Found specification of procedure cit_start_model4 [2020-10-13 18:44:54,213 INFO L130 BoogieDeclarations]: Found specification of procedure cit_start_ibm_netcam_pro [2020-10-13 18:44:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure sd_start [2020-10-13 18:44:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure sd_isoc_init [2020-10-13 18:44:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure sd_isoc_nego [2020-10-13 18:44:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stopN [2020-10-13 18:44:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure cit_find_sof [2020-10-13 18:44:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure sd_pkt_scan [2020-10-13 18:44:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure cit_check_button [2020-10-13 18:44:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure sd_s_ctrl [2020-10-13 18:44:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init_controls [2020-10-13 18:44:54,215 INFO L130 BoogieDeclarations]: Found specification of procedure sd_probe [2020-10-13 18:44:54,215 INFO L130 BoogieDeclarations]: Found specification of procedure sd_driver_init [2020-10-13 18:44:54,215 INFO L130 BoogieDeclarations]: Found specification of procedure sd_driver_exit [2020-10-13 18:44:54,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sd_driver_exit_6_2 [2020-10-13 18:44:54,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_sd_driver_init_6_11 [2020-10-13 18:44:54,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2020-10-13 18:44:54,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_4_1 [2020-10-13 18:44:54,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_3_6_4 [2020-10-13 18:44:54,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_6_5 [2020-10-13 18:44:54,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_3_2 [2020-10-13 18:44:54,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_3_3 [2020-10-13 18:44:54,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_5_2 [2020-10-13 18:44:54,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_3_6_6 [2020-10-13 18:44:54,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_4_6_7 [2020-10-13 18:44:54,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_10 [2020-10-13 18:44:54,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_11 [2020-10-13 18:44:54,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_12 [2020-10-13 18:44:54,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_15 [2020-10-13 18:44:54,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_16 [2020-10-13 18:44:54,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_17 [2020-10-13 18:44:54,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_3 [2020-10-13 18:44:54,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_7 [2020-10-13 18:44:54,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_8 [2020-10-13 18:44:54,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_9 [2020-10-13 18:44:54,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2020-10-13 18:44:54,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_6 [2020-10-13 18:44:54,220 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 18:44:54,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2020-10-13 18:44:54,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_sd_desc_dummy_resourceless_instance_0 [2020-10-13 18:44:54,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_v4l2_ctrl_ops_dummy_resourceless_instance_1 [2020-10-13 18:44:54,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2020-10-13 18:44:54,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2020-10-13 18:44:54,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2020-10-13 18:44:54,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_5 [2020-10-13 18:44:54,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2020-10-13 18:44:54,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2020-10-13 18:44:54,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2020-10-13 18:44:54,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_15 [2020-10-13 18:44:54,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2020-10-13 18:44:54,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_4 [2020-10-13 18:44:54,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister [2020-10-13 18:44:54,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_dummy_factory_3 [2020-10-13 18:44:54,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_callback_2_6 [2020-10-13 18:44:54,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_post_2_9 [2020-10-13 18:44:54,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_pre_2_10 [2020-10-13 18:44:54,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_probe_2_13 [2020-10-13 18:44:54,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_2_4 [2020-10-13 18:44:54,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_resume_2_7 [2020-10-13 18:44:54,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_suspend_2_8 [2020-10-13 18:44:54,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver [2020-10-13 18:44:54,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_usb_instance_2 [2020-10-13 18:44:54,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 18:44:54,222 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-13 18:44:54,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add [2020-10-13 18:44:54,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub [2020-10-13 18:44:54,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_and_test [2020-10-13 18:44:54,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_inc [2020-10-13 18:44:54,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec [2020-10-13 18:44:54,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_test [2020-10-13 18:44:54,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_inc_and_test [2020-10-13 18:44:54,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2020-10-13 18:44:54,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_negative [2020-10-13 18:44:54,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_inc_short [2020-10-13 18:44:54,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2020-10-13 18:44:54,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2020-10-13 18:44:54,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2020-10-13 18:44:54,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 18:44:54,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2020-10-13 18:44:54,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-13 18:44:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-13 18:44:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-13 18:44:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-13 18:44:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2020-10-13 18:44:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2020-10-13 18:44:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-13 18:44:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2020-10-13 18:44:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2020-10-13 18:44:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__less_initial_decrement [2020-10-13 18:44:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__more_initial_at_exit [2020-10-13 18:44:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__probe_failed [2020-10-13 18:44:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__unincremented_counter_decrement [2020-10-13 18:44:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_dev [2020-10-13 18:44:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev [2020-10-13 18:44:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 18:44:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2020-10-13 18:44:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-13 18:44:54,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2020-10-13 18:44:54,227 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 18:44:54,227 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 18:44:54,227 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 18:44:54,227 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 18:44:54,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 18:44:54,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 18:44:54,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 18:44:54,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-10-13 18:44:54,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2020-10-13 18:44:54,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 18:44:54,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 18:44:54,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2020-10-13 18:44:54,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2020-10-13 18:44:54,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2020-10-13 18:44:54,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2020-10-13 18:44:54,229 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-13 18:44:54,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 18:44:54,230 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 18:44:54,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 18:44:54,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 18:44:54,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 18:44:54,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 18:44:55,395 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 18:45:00,887 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2020-10-13 18:45:06,082 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 18:45:06,083 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 18:45:06,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:45:06 BoogieIcfgContainer [2020-10-13 18:45:06,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 18:45:06,112 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 18:45:06,112 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 18:45:06,117 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 18:45:06,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:44:50" (1/3) ... [2020-10-13 18:45:06,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b0feb71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:45:06, skipping insertion in model container [2020-10-13 18:45:06,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:53" (2/3) ... [2020-10-13 18:45:06,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b0feb71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:45:06, skipping insertion in model container [2020-10-13 18:45:06,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:45:06" (3/3) ... [2020-10-13 18:45:06,123 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-gspca-gspca_xirlink_cit.cil.i [2020-10-13 18:45:06,139 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 18:45:06,156 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-10-13 18:45:06,179 INFO L251 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-13 18:45:06,230 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 18:45:06,231 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 18:45:06,231 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 18:45:06,233 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 18:45:06,233 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 18:45:06,233 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 18:45:06,234 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 18:45:06,234 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 18:45:06,360 INFO L276 IsEmpty]: Start isEmpty. Operand 3092 states. [2020-10-13 18:45:06,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-13 18:45:06,399 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 18:45:06,403 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 18:45:06,403 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 18:45:06,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 18:45:06,415 INFO L82 PathProgramCache]: Analyzing trace with hash -1768914588, now seen corresponding path program 1 times [2020-10-13 18:45:06,430 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 18:45:06,431 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1135988620] [2020-10-13 18:45:06,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 18:45:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:07,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:10,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:12,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:14,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:14,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-13 18:45:14,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 18:45:14,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7459 [2020-10-13 18:45:14,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:14,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 18:45:14,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 148 [2020-10-13 18:45:14,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-13 18:45:14,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 18:45:16,023 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 18:45:16,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 18:45:16,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:16,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:16,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:16,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 18:45:16,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:16,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 307 [2020-10-13 18:45:16,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:16,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:16,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:16,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:16,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 18:45:16,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 18:45:16,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:16,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:16,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:16,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 18:45:16,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:16,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 18:45:16,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:16,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:16,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:16,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:16,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 18:45:16,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 18:45:16,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:16,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:16,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:16,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-13 18:45:16,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:16,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 192 [2020-10-13 18:45:16,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:16,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:16,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:16,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:16,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 18:45:16,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 18:45:16,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:16,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:16,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:16,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-13 18:45:16,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:16,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-13 18:45:16,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:16,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:16,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:16,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:16,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 18:45:17,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 18:45:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 18:45:17,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 18:45:17,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 18:45:17,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 18:45:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 18:45:17,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 18:45:17,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 18:45:17,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 18:45:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 18:45:17,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 18:45:17,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 18:45:17,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 18:45:17,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 18:45:17,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 18:45:17,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 18:45:17,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 18:45:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 18:45:17,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 18:45:17,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 18:45:17,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 18:45:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 18:45:17,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 18:45:17,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 18:45:17,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 18:45:17,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 18:45:17,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 18:45:17,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 18:45:17,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 18:45:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 18:45:17,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 18:45:17,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 18:45:17,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-13 18:45:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 18:45:17,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 18:45:17,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 18:45:17,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 18:45:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 18:45:17,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 18:45:17,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 18:45:17,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-13 18:45:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 18:45:17,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 18:45:17,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 18:45:17,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 18:45:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 18:45:17,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 18:45:17,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 18:45:17,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-13 18:45:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 18:45:17,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 18:45:17,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 18:45:17,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 18:45:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 18:45:17,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 18:45:17,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 18:45:17,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-13 18:45:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 18:45:17,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 18:45:17,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 18:45:17,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 18:45:17,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 18:45:17,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 18:45:17,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 18:45:17,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 18:45:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 18:45:17,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 18:45:17,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 18:45:17,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 18:45:17,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 18:45:17,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 18:45:17,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 18:45:17,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:45:17,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 18:45:17,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 18:45:17,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 18:45:17,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 18:45:17,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 18:45:17,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 18:45:17,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 18:45:17,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 18:45:17,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 18:45:17,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 18:45:17,718 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2020-10-13 18:45:17,719 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1135988620] [2020-10-13 18:45:17,721 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 18:45:17,721 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 18:45:17,723 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361163515] [2020-10-13 18:45:17,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 18:45:17,729 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 18:45:17,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 18:45:17,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-13 18:45:17,745 INFO L87 Difference]: Start difference. First operand 3092 states. Second operand 7 states. [2020-10-13 18:45:21,846 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-13 18:48:41,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 18:48:41,536 INFO L93 Difference]: Finished difference Result 8968 states and 13455 transitions. [2020-10-13 18:48:41,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-13 18:48:41,543 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 131 [2020-10-13 18:48:41,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 18:48:41,627 INFO L225 Difference]: With dead ends: 8968 [2020-10-13 18:48:41,627 INFO L226 Difference]: Without dead ends: 5981 [2020-10-13 18:48:41,661 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=57, Invalid=99, Unknown=0, NotChecked=0, Total=156 [2020-10-13 18:48:41,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5981 states. [2020-10-13 18:48:44,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5981 to 5751. [2020-10-13 18:48:44,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5751 states. [2020-10-13 18:48:44,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5751 states to 5751 states and 8592 transitions. [2020-10-13 18:48:44,909 INFO L78 Accepts]: Start accepts. Automaton has 5751 states and 8592 transitions. Word has length 131 [2020-10-13 18:48:44,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 18:48:44,911 INFO L479 AbstractCegarLoop]: Abstraction has 5751 states and 8592 transitions. [2020-10-13 18:48:44,911 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 18:48:44,911 INFO L276 IsEmpty]: Start isEmpty. Operand 5751 states and 8592 transitions. [2020-10-13 18:48:44,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-10-13 18:48:44,922 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 18:48:44,923 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 18:48:44,923 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 18:48:44,923 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 18:48:44,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 18:48:44,924 INFO L82 PathProgramCache]: Analyzing trace with hash 377794830, now seen corresponding path program 1 times [2020-10-13 18:48:44,924 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 18:48:44,924 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [325172960] [2020-10-13 18:48:44,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 18:48:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 18:48:45,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking...