/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 12:04:15,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 12:04:15,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 12:04:15,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 12:04:15,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 12:04:15,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 12:04:15,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 12:04:15,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 12:04:15,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 12:04:15,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 12:04:15,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 12:04:15,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 12:04:15,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 12:04:15,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 12:04:15,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 12:04:15,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 12:04:15,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 12:04:15,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 12:04:15,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 12:04:15,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 12:04:15,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 12:04:15,176 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 12:04:15,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 12:04:15,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 12:04:15,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 12:04:15,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 12:04:15,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 12:04:15,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 12:04:15,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 12:04:15,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 12:04:15,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 12:04:15,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 12:04:15,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 12:04:15,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 12:04:15,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 12:04:15,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 12:04:15,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 12:04:15,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 12:04:15,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 12:04:15,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 12:04:15,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 12:04:15,191 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 [2020-10-14 12:04:15,214 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 12:04:15,215 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 12:04:15,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 12:04:15,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 12:04:15,216 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 12:04:15,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 12:04:15,217 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 12:04:15,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 12:04:15,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 12:04:15,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 12:04:15,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 12:04:15,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 12:04:15,218 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 12:04:15,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 12:04:15,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 12:04:15,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 12:04:15,219 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 12:04:15,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 12:04:15,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 12:04:15,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 12:04:15,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 12:04:15,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 12:04:15,220 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 12:04:15,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 12:04:15,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 12:04:15,220 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 12:04:15,220 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-14 12:04:15,221 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 12:04:15,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 12:04:15,551 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 12:04:15,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 12:04:15,556 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 12:04:15,556 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 12:04:15,557 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2020-10-14 12:04:15,619 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9805aa03e/855e4937ddd544a69c68c3c8aea7a747/FLAG4303bc16f [2020-10-14 12:04:16,465 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 12:04:16,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2020-10-14 12:04:16,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9805aa03e/855e4937ddd544a69c68c3c8aea7a747/FLAG4303bc16f [2020-10-14 12:04:16,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9805aa03e/855e4937ddd544a69c68c3c8aea7a747 [2020-10-14 12:04:16,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 12:04:16,959 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 12:04:16,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 12:04:16,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 12:04:16,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 12:04:16,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:04:16" (1/1) ... [2020-10-14 12:04:16,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76bae1fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:04:16, skipping insertion in model container [2020-10-14 12:04:16,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:04:16" (1/1) ... [2020-10-14 12:04:16,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 12:04:17,098 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 12:04:19,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 12:04:19,132 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 12:04:19,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 12:04:19,685 INFO L208 MainTranslator]: Completed translation [2020-10-14 12:04:19,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:04:19 WrapperNode [2020-10-14 12:04:19,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 12:04:19,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 12:04:19,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 12:04:19,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 12:04:19,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:04:19" (1/1) ... [2020-10-14 12:04:19,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:04:19" (1/1) ... [2020-10-14 12:04:19,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:04:19" (1/1) ... [2020-10-14 12:04:19,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:04:19" (1/1) ... [2020-10-14 12:04:19,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:04:19" (1/1) ... [2020-10-14 12:04:19,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:04:19" (1/1) ... [2020-10-14 12:04:19,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:04:19" (1/1) ... [2020-10-14 12:04:20,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 12:04:20,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 12:04:20,034 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 12:04:20,034 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 12:04:20,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:04:19" (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 [2020-10-14 12:04:20,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 12:04:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 12:04:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~$Pointer$~TO~int [2020-10-14 12:04:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~$Pointer$~TO~VOID [2020-10-14 12:04:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-14 12:04:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-14 12:04:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-14 12:04:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-10-14 12:04:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-14 12:04:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-14 12:04:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-14 12:04:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-14 12:04:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2020-10-14 12:04:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-14 12:04:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-14 12:04:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-10-14 12:04:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-10-14 12:04:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2020-10-14 12:04:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2020-10-14 12:04:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_adapdata [2020-10-14 12:04:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_adapdata [2020-10-14 12:04:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure to_saa7146_dev [2020-10-14 12:04:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_DISABLE [2020-10-14 12:04:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_ENABLE [2020-10-14 12:04:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_func [2020-10-14 12:04:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_status [2020-10-14 12:04:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_msg_prepare [2020-10-14 12:04:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_msg_cleanup [2020-10-14 12:04:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_reset [2020-10-14 12:04:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_writeout [2020-10-14 12:04:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_transfer [2020-10-14 12:04:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_xfer [2020-10-14 12:04:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_adapter_prepare [2020-10-14 12:04:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 12:04:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-10-14 12:04:20,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2020-10-14 12:04:20,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2020-10-14 12:04:20,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2020-10-14 12:04:20,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2020-10-14 12:04:20,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2020-10-14 12:04:20,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2020-10-14 12:04:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2020-10-14 12:04:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-10-14 12:04:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_10 [2020-10-14 12:04:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2020-10-14 12:04:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-10-14 12:04:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-10-14 12:04:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2020-10-14 12:04:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-14 12:04:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-14 12:04:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-14 12:04:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-14 12:04:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-14 12:04:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2020-10-14 12:04:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2020-10-14 12:04:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-14 12:04:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure PageHighMem [2020-10-14 12:04:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2020-10-14 12:04:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_assign_page [2020-10-14 12:04:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2020-10-14 12:04:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2020-10-14 12:04:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_virt [2020-10-14 12:04:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2020-10-14 12:04:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2020-10-14 12:04:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2020-10-14 12:04:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-10-14 12:04:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_sg_attrs [2020-10-14 12:04:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_sg_attrs [2020-10-14 12:04:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2020-10-14 12:04:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2020-10-14 12:04:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-14 12:04:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-14 12:04:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2020-10-14 12:04:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2020-10-14 12:04:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_sg [2020-10-14 12:04:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_sg [2020-10-14 12:04:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-10-14 12:04:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-10-14 12:04:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2020-10-14 12:04:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_setgpio [2020-10-14 12:04:20,134 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_wait_for_debi_done_sleep [2020-10-14 12:04:20,134 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_wait_for_debi_done_busyloop [2020-10-14 12:04:20,134 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_wait_for_debi_done [2020-10-14 12:04:20,134 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_to_sg [2020-10-14 12:04:20,134 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_vmalloc_build_pgtable [2020-10-14 12:04:20,134 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_vfree_destroy_pgtable [2020-10-14 12:04:20,134 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_free [2020-10-14 12:04:20,135 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_alloc [2020-10-14 12:04:20,135 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_pgtable_build_single [2020-10-14 12:04:20,135 INFO L138 BoogieDeclarations]: Found implementation of procedure interrupt_hw [2020-10-14 12:04:20,135 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_init_one [2020-10-14 12:04:20,135 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_remove_one [2020-10-14 12:04:20,135 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_register_extension [2020-10-14 12:04:20,135 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_unregister_extension [2020-10-14 12:04:20,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_23 [2020-10-14 12:04:20,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_24 [2020-10-14 12:04:20,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_25 [2020-10-14 12:04:20,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_26 [2020-10-14 12:04:20,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2020-10-14 12:04:20,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_28 [2020-10-14 12:04:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_29 [2020-10-14 12:04:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-14 12:04:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-14 12:04:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev [2020-10-14 12:04:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i2c_lock_of_saa7146_dev [2020-10-14 12:04:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i2c_lock_of_saa7146_dev [2020-10-14 12:04:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i2c_lock_of_saa7146_dev [2020-10-14 12:04:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i2c_lock_of_saa7146_dev [2020-10-14 12:04:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i2c_lock_of_saa7146_dev [2020-10-14 12:04:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i2c_lock_of_saa7146_dev [2020-10-14 12:04:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-14 12:04:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-14 12:04:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-14 12:04:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-14 12:04:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-14 12:04:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-14 12:04:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-14 12:04:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_v4l2_ctrl_handler [2020-10-14 12:04:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock_of_v4l2_ctrl_handler [2020-10-14 12:04:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_v4l2_ctrl_handler [2020-10-14 12:04:20,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_v4l2_ctrl_handler [2020-10-14 12:04:20,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_v4l2_ctrl_handler [2020-10-14 12:04:20,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_v4l2_ctrl_handler [2020-10-14 12:04:20,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_v4l2_ctrl_handler [2020-10-14 12:04:20,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-14 12:04:20,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-14 12:04:20,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-14 12:04:20,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-14 12:04:20,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-14 12:04:20,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-14 12:04:20,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-14 12:04:20,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_vb_lock_of_videobuf_queue [2020-10-14 12:04:20,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_vb_lock_of_videobuf_queue [2020-10-14 12:04:20,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_vb_lock_of_videobuf_queue [2020-10-14 12:04:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_vb_lock_of_videobuf_queue [2020-10-14 12:04:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_vb_lock_of_videobuf_queue [2020-10-14 12:04:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_vb_lock_of_videobuf_queue [2020-10-14 12:04:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_vb_lock_of_videobuf_queue [2020-10-14 12:04:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-14 12:04:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-14 12:04:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-14 12:04:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2020-10-14 12:04:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-14 12:04:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-14 12:04:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-10-14 12:04:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-14 12:04:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-14 12:04:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-14 12:04:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-14 12:04:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2020-10-14 12:04:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2020-10-14 12:04:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_sg [2020-10-14 12:04:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_sg [2020-10-14 12:04:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-14 12:04:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-14 12:04:20,145 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2020-10-14 12:04:20,145 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-14 12:04:20,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2020-10-14 12:04:20,145 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2020-10-14 12:04:20,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-10-14 12:04:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-14 12:04:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-14 12:04:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2020-10-14 12:04:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-14 12:04:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-14 12:04:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2020-10-14 12:04:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2020-10-14 12:04:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2020-10-14 12:04:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_region [2020-10-14 12:04:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2020-10-14 12:04:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-10-14 12:04:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2020-10-14 12:04:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-14 12:04:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-14 12:04:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2020-10-14 12:04:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2020-10-14 12:04:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2020-10-14 12:04:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2020-10-14 12:04:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2020-10-14 12:04:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_32 [2020-10-14 12:04:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_to_page [2020-10-14 12:04:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-14 12:04:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-14 12:04:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-14 12:04:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 12:04:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-14 12:04:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-14 12:04:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-14 12:04:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2020-10-14 12:04:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-14 12:04:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-14 12:04:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-14 12:04:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-14 12:04:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2020-10-14 12:04:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-14 12:04:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2020-10-14 12:04:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2020-10-14 12:04:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2020-10-14 12:04:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-10-14 12:04:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2020-10-14 12:04:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2020-10-14 12:04:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_10 [2020-10-14 12:04:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-14 12:04:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-10-14 12:04:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2020-10-14 12:04:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2020-10-14 12:04:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2020-10-14 12:04:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i2c_lock_of_saa7146_dev [2020-10-14 12:04:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i2c_lock_of_saa7146_dev [2020-10-14 12:04:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-14 12:04:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-14 12:04:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_v4l2_ctrl_handler [2020-10-14 12:04:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_v4l2_ctrl_handler [2020-10-14 12:04:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-14 12:04:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-14 12:04:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-14 12:04:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_vb_lock_of_videobuf_queue [2020-10-14 12:04:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_vb_lock_of_videobuf_queue [2020-10-14 12:04:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2020-10-14 12:04:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-14 12:04:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-14 12:04:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-14 12:04:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-14 12:04:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2020-10-14 12:04:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2020-10-14 12:04:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2020-10-14 12:04:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-10-14 12:04:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-10-14 12:04:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-14 12:04:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-14 12:04:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2020-10-14 12:04:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2020-10-14 12:04:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 12:04:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2020-10-14 12:04:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-14 12:04:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-14 12:04:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_adapdata [2020-10-14 12:04:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_adapdata [2020-10-14 12:04:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure to_saa7146_dev [2020-10-14 12:04:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_adapter_prepare [2020-10-14 12:04:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_DISABLE [2020-10-14 12:04:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_ENABLE [2020-10-14 12:04:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_func [2020-10-14 12:04:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_status [2020-10-14 12:04:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_msg_prepare [2020-10-14 12:04:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 12:04:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-14 12:04:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 12:04:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_msg_cleanup [2020-10-14 12:04:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_reset [2020-10-14 12:04:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 12:04:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 12:04:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 12:04:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_writeout [2020-10-14 12:04:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_transfer [2020-10-14 12:04:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_xfer [2020-10-14 12:04:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-14 12:04:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-14 12:04:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-10-14 12:04:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 12:04:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 12:04:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-14 12:04:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-14 12:04:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-10-14 12:04:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-10-14 12:04:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-14 12:04:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_26 [2020-10-14 12:04:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_24 [2020-10-14 12:04:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2020-10-14 12:04:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_29 [2020-10-14 12:04:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_23 [2020-10-14 12:04:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_25 [2020-10-14 12:04:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_28 [2020-10-14 12:04:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-14 12:04:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-14 12:04:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-14 12:04:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2020-10-14 12:04:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2020-10-14 12:04:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2020-10-14 12:04:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2020-10-14 12:04:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_32 [2020-10-14 12:04:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2020-10-14 12:04:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-14 12:04:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-14 12:04:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-14 12:04:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 12:04:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-14 12:04:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-14 12:04:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 12:04:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-14 12:04:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-14 12:04:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2020-10-14 12:04:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2020-10-14 12:04:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2020-10-14 12:04:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-14 12:04:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-14 12:04:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2020-10-14 12:04:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2020-10-14 12:04:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2020-10-14 12:04:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_region [2020-10-14 12:04:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2020-10-14 12:04:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-10-14 12:04:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-10-14 12:04:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure PageHighMem [2020-10-14 12:04:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_to_page [2020-10-14 12:04:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2020-10-14 12:04:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure sg_assign_page [2020-10-14 12:04:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2020-10-14 12:04:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2020-10-14 12:04:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure sg_virt [2020-10-14 12:04:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2020-10-14 12:04:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2020-10-14 12:04:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2020-10-14 12:04:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2020-10-14 12:04:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2020-10-14 12:04:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_sg [2020-10-14 12:04:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_sg [2020-10-14 12:04:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2020-10-14 12:04:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2020-10-14 12:04:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-10-14 12:04:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_sg_attrs [2020-10-14 12:04:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~$Pointer$~TO~int [2020-10-14 12:04:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_sg_attrs [2020-10-14 12:04:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~$Pointer$~TO~VOID [2020-10-14 12:04:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2020-10-14 12:04:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2020-10-14 12:04:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-14 12:04:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-14 12:04:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-14 12:04:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-14 12:04:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2020-10-14 12:04:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2020-10-14 12:04:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_sg [2020-10-14 12:04:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_sg [2020-10-14 12:04:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-10-14 12:04:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-10-14 12:04:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-14 12:04:20,172 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2020-10-14 12:04:20,172 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-14 12:04:20,172 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_register_extension [2020-10-14 12:04:20,172 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_unregister_extension [2020-10-14 12:04:20,172 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_alloc [2020-10-14 12:04:20,172 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_free [2020-10-14 12:04:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_pgtable_build_single [2020-10-14 12:04:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_vmalloc_build_pgtable [2020-10-14 12:04:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_vfree_destroy_pgtable [2020-10-14 12:04:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_setgpio [2020-10-14 12:04:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_wait_for_debi_done [2020-10-14 12:04:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_wait_for_debi_done_sleep [2020-10-14 12:04:20,174 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_wait_for_debi_done_busyloop [2020-10-14 12:04:20,174 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_to_sg [2020-10-14 12:04:20,174 INFO L130 BoogieDeclarations]: Found specification of procedure interrupt_hw [2020-10-14 12:04:20,174 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-14 12:04:20,174 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-10-14 12:04:20,174 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_init_one [2020-10-14 12:04:20,175 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-14 12:04:20,175 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-14 12:04:20,175 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_remove_one [2020-10-14 12:04:20,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-14 12:04:20,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i2c_lock_of_saa7146_dev [2020-10-14 12:04:20,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i2c_lock_of_saa7146_dev [2020-10-14 12:04:20,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i2c_lock_of_saa7146_dev [2020-10-14 12:04:20,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i2c_lock_of_saa7146_dev [2020-10-14 12:04:20,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i2c_lock_of_saa7146_dev [2020-10-14 12:04:20,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-14 12:04:20,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-14 12:04:20,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-14 12:04:20,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-14 12:04:20,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-14 12:04:20,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_v4l2_ctrl_handler [2020-10-14 12:04:20,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock_of_v4l2_ctrl_handler [2020-10-14 12:04:20,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_v4l2_ctrl_handler [2020-10-14 12:04:20,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_v4l2_ctrl_handler [2020-10-14 12:04:20,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_v4l2_ctrl_handler [2020-10-14 12:04:20,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-14 12:04:20,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-14 12:04:20,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-14 12:04:20,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-14 12:04:20,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_vb_lock_of_videobuf_queue [2020-10-14 12:04:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_vb_lock_of_videobuf_queue [2020-10-14 12:04:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_vb_lock_of_videobuf_queue [2020-10-14 12:04:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_vb_lock_of_videobuf_queue [2020-10-14 12:04:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_vb_lock_of_videobuf_queue [2020-10-14 12:04:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-14 12:04:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-14 12:04:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 12:04:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 12:04:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-14 12:04:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 12:04:30,311 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 12:04:30,312 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-14 12:04:30,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:04:30 BoogieIcfgContainer [2020-10-14 12:04:30,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 12:04:30,329 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 12:04:30,329 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 12:04:30,332 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 12:04:30,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:04:16" (1/3) ... [2020-10-14 12:04:30,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c368bc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:04:30, skipping insertion in model container [2020-10-14 12:04:30,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:04:19" (2/3) ... [2020-10-14 12:04:30,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c368bc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:04:30, skipping insertion in model container [2020-10-14 12:04:30,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:04:30" (3/3) ... [2020-10-14 12:04:30,339 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2020-10-14 12:04:30,350 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 12:04:30,361 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 12:04:30,376 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 12:04:30,409 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 12:04:30,409 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 12:04:30,410 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 12:04:30,410 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 12:04:30,410 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 12:04:30,410 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 12:04:30,410 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 12:04:30,410 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 12:04:30,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states. [2020-10-14 12:04:30,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-14 12:04:30,471 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 12:04:30,472 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 12:04:30,473 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 12:04:30,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 12:04:30,477 INFO L82 PathProgramCache]: Analyzing trace with hash -938312222, now seen corresponding path program 1 times [2020-10-14 12:04:30,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 12:04:30,484 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1911204080] [2020-10-14 12:04:30,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 12:04:31,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:04:31,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:04:36,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:04:36,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 12:04:36,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:04:36,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4818 [2020-10-14 12:04:36,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:04:36,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:04:36,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:04:36,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 12:04:36,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 12:04:36,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 12:04:43,659 WARN L193 SmtUtils]: Spent 7.33 s on a formula simplification that was a NOOP. DAG size: 1207 [2020-10-14 12:04:43,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 12:04:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:04:43,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:04:44,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:04:44,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:04:44,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:04:44,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 807 [2020-10-14 12:04:44,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:04:44,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:04:44,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:04:44,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:04:44,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:04:44,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:04:44,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 12:04:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:04:44,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:04:44,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:04:44,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:04:44,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:04:44,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 12:04:44,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:04:44,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:04:44,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:04:44,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:04:44,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 12:04:44,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:04:44,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 12:04:44,734 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1911204080] [2020-10-14 12:04:44,735 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 12:04:44,736 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 12:04:44,737 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476766921] [2020-10-14 12:04:44,742 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 12:04:44,742 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 12:04:44,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 12:04:44,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 12:04:44,758 INFO L87 Difference]: Start difference. First operand 1318 states. Second operand 5 states. [2020-10-14 12:04:54,391 WARN L193 SmtUtils]: Spent 7.05 s on a formula simplification that was a NOOP. DAG size: 1209 [2020-10-14 12:05:21,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 12:05:21,451 INFO L93 Difference]: Finished difference Result 1374 states and 1900 transitions. [2020-10-14 12:05:21,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 12:05:21,454 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2020-10-14 12:05:21,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 12:05:21,479 INFO L225 Difference]: With dead ends: 1374 [2020-10-14 12:05:21,479 INFO L226 Difference]: Without dead ends: 911 [2020-10-14 12:05:21,489 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 14.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 12:05:21,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 911 states. [2020-10-14 12:05:21,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 911 to 884. [2020-10-14 12:05:21,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 884 states. [2020-10-14 12:05:21,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 884 states and 1199 transitions. [2020-10-14 12:05:21,894 INFO L78 Accepts]: Start accepts. Automaton has 884 states and 1199 transitions. Word has length 16 [2020-10-14 12:05:21,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 12:05:21,894 INFO L479 AbstractCegarLoop]: Abstraction has 884 states and 1199 transitions. [2020-10-14 12:05:21,894 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 12:05:21,895 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1199 transitions. [2020-10-14 12:05:21,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-14 12:05:21,896 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 12:05:21,896 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 12:05:21,897 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 12:05:21,897 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 12:05:21,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 12:05:21,897 INFO L82 PathProgramCache]: Analyzing trace with hash 976367723, now seen corresponding path program 1 times [2020-10-14 12:05:21,898 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 12:05:21,898 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [757353644] [2020-10-14 12:05:21,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 12:05:22,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:05:22,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:05:24,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:05:24,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-14 12:05:24,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:05:24,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2829 [2020-10-14 12:05:24,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:05:24,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:05:24,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:05:24,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 12:05:24,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 12:05:24,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:05:31,926 WARN L193 SmtUtils]: Spent 6.89 s on a formula simplification that was a NOOP. DAG size: 1207 [2020-10-14 12:05:31,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 12:05:31,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:05:31,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:05:32,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:05:32,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:05:32,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:05:32,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 720 [2020-10-14 12:05:32,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:05:32,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:05:32,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:05:32,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:05:32,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:05:32,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:05:32,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 12:05:32,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:05:32,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:05:32,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:05:32,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:05:32,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:05:32,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 12:05:32,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:05:32,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:05:32,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:05:32,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:05:32,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 12:05:32,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:05:32,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 12:05:32,860 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [757353644] [2020-10-14 12:05:32,860 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 12:05:32,860 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 12:05:32,860 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110149724] [2020-10-14 12:05:32,862 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 12:05:32,862 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 12:05:32,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 12:05:32,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 12:05:32,863 INFO L87 Difference]: Start difference. First operand 884 states and 1199 transitions. Second operand 5 states. [2020-10-14 12:05:42,256 WARN L193 SmtUtils]: Spent 6.96 s on a formula simplification that was a NOOP. DAG size: 1209 [2020-10-14 12:05:58,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 12:05:58,005 INFO L93 Difference]: Finished difference Result 913 states and 1235 transitions. [2020-10-14 12:05:58,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 12:05:58,012 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2020-10-14 12:05:58,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 12:05:58,021 INFO L225 Difference]: With dead ends: 913 [2020-10-14 12:05:58,021 INFO L226 Difference]: Without dead ends: 910 [2020-10-14 12:05:58,023 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 13.9s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 12:05:58,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 910 states. [2020-10-14 12:05:58,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 910 to 886. [2020-10-14 12:05:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 886 states. [2020-10-14 12:05:58,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 886 states and 1200 transitions. [2020-10-14 12:05:58,358 INFO L78 Accepts]: Start accepts. Automaton has 886 states and 1200 transitions. Word has length 17 [2020-10-14 12:05:58,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 12:05:58,358 INFO L479 AbstractCegarLoop]: Abstraction has 886 states and 1200 transitions. [2020-10-14 12:05:58,358 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 12:05:58,358 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1200 transitions. [2020-10-14 12:05:58,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-14 12:05:58,359 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 12:05:58,359 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 12:05:58,360 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 12:05:58,360 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 12:05:58,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 12:05:58,360 INFO L82 PathProgramCache]: Analyzing trace with hash 201908741, now seen corresponding path program 1 times [2020-10-14 12:05:58,360 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 12:05:58,361 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [962928640] [2020-10-14 12:05:58,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 12:05:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:05:58,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:06:01,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:06:01,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 12:06:01,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:06:01,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3105 [2020-10-14 12:06:01,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:06:01,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:06:01,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:06:01,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 12:06:01,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 12:06:01,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:06:08,769 WARN L193 SmtUtils]: Spent 7.02 s on a formula simplification that was a NOOP. DAG size: 1207 [2020-10-14 12:06:08,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 12:06:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:06:08,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:06:09,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:06:09,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:06:09,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:06:09,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 582 [2020-10-14 12:06:09,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:06:09,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:06:09,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:06:09,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:06:09,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:06:09,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:06:09,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 12:06:09,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:06:09,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:06:09,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:06:09,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:06:09,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:06:09,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 12:06:09,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:06:09,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:06:09,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:06:09,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:06:09,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 12:06:09,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:06:09,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 12:06:09,546 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [962928640] [2020-10-14 12:06:09,547 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 12:06:09,547 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 12:06:09,548 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949167935] [2020-10-14 12:06:09,548 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 12:06:09,548 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 12:06:09,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 12:06:09,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 12:06:09,549 INFO L87 Difference]: Start difference. First operand 886 states and 1200 transitions. Second operand 5 states. [2020-10-14 12:06:18,938 WARN L193 SmtUtils]: Spent 6.88 s on a formula simplification that was a NOOP. DAG size: 1209 [2020-10-14 12:06:35,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 12:06:35,139 INFO L93 Difference]: Finished difference Result 912 states and 1233 transitions. [2020-10-14 12:06:35,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 12:06:35,142 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2020-10-14 12:06:35,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 12:06:35,148 INFO L225 Difference]: With dead ends: 912 [2020-10-14 12:06:35,148 INFO L226 Difference]: Without dead ends: 909 [2020-10-14 12:06:35,149 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 14.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 12:06:35,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 909 states. [2020-10-14 12:06:35,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 909 to 885. [2020-10-14 12:06:35,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 885 states. [2020-10-14 12:06:35,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 885 states and 1198 transitions. [2020-10-14 12:06:35,513 INFO L78 Accepts]: Start accepts. Automaton has 885 states and 1198 transitions. Word has length 18 [2020-10-14 12:06:35,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 12:06:35,513 INFO L479 AbstractCegarLoop]: Abstraction has 885 states and 1198 transitions. [2020-10-14 12:06:35,513 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 12:06:35,513 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1198 transitions. [2020-10-14 12:06:35,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-14 12:06:35,514 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 12:06:35,514 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 12:06:35,515 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 12:06:35,515 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 12:06:35,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 12:06:35,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1963488942, now seen corresponding path program 1 times [2020-10-14 12:06:35,516 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 12:06:35,516 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [994497949] [2020-10-14 12:06:35,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 12:06:35,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:06:35,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:06:38,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:06:38,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 12:06:38,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:06:38,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3083 [2020-10-14 12:06:38,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:06:38,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:06:38,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:06:38,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 12:06:38,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 12:06:38,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:06:45,819 WARN L193 SmtUtils]: Spent 6.89 s on a formula simplification that was a NOOP. DAG size: 1207 [2020-10-14 12:06:45,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 12:06:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:06:45,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:06:46,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:06:46,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:06:46,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:06:46,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 517 [2020-10-14 12:06:46,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:06:46,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:06:46,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:06:46,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:06:46,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:06:46,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:06:46,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 12:06:46,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:06:46,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:06:46,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:06:46,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:06:46,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:06:46,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 12:06:46,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:06:46,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:06:46,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:06:46,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:06:46,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 12:06:46,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:06:46,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 12:06:46,496 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [994497949] [2020-10-14 12:06:46,496 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 12:06:46,496 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 12:06:46,496 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359981776] [2020-10-14 12:06:46,497 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 12:06:46,497 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 12:06:46,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 12:06:46,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 12:06:46,498 INFO L87 Difference]: Start difference. First operand 885 states and 1198 transitions. Second operand 5 states. [2020-10-14 12:06:55,713 WARN L193 SmtUtils]: Spent 6.92 s on a formula simplification that was a NOOP. DAG size: 1209 [2020-10-14 12:07:13,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 12:07:13,317 INFO L93 Difference]: Finished difference Result 911 states and 1231 transitions. [2020-10-14 12:07:13,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 12:07:13,322 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2020-10-14 12:07:13,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 12:07:13,328 INFO L225 Difference]: With dead ends: 911 [2020-10-14 12:07:13,328 INFO L226 Difference]: Without dead ends: 908 [2020-10-14 12:07:13,329 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 13.9s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 12:07:13,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 908 states. [2020-10-14 12:07:13,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 908 to 884. [2020-10-14 12:07:13,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 884 states. [2020-10-14 12:07:13,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 884 states and 1196 transitions. [2020-10-14 12:07:13,640 INFO L78 Accepts]: Start accepts. Automaton has 884 states and 1196 transitions. Word has length 19 [2020-10-14 12:07:13,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 12:07:13,640 INFO L479 AbstractCegarLoop]: Abstraction has 884 states and 1196 transitions. [2020-10-14 12:07:13,640 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 12:07:13,640 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1196 transitions. [2020-10-14 12:07:13,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-14 12:07:13,641 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 12:07:13,641 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 12:07:13,642 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 12:07:13,642 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 12:07:13,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 12:07:13,642 INFO L82 PathProgramCache]: Analyzing trace with hash 737905192, now seen corresponding path program 1 times [2020-10-14 12:07:13,642 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 12:07:13,643 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [807031596] [2020-10-14 12:07:13,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 12:07:13,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:07:13,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:07:15,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:07:15,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 12:07:15,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:07:15,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2142 [2020-10-14 12:07:15,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:07:15,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:07:15,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:07:15,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 12:07:15,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 12:07:15,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:07:23,453 WARN L193 SmtUtils]: Spent 7.39 s on a formula simplification that was a NOOP. DAG size: 1207 [2020-10-14 12:07:23,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 12:07:23,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:07:23,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:07:24,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:07:24,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:07:24,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:07:24,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 992 [2020-10-14 12:07:24,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:07:24,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:07:24,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:07:24,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:07:24,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:07:24,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:07:24,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 12:07:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:07:24,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:07:24,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:07:24,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:07:24,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:07:24,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 12:07:24,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:07:24,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:07:24,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 12:07:24,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:07:24,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 12:07:24,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:07:24,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 12:07:24,628 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [807031596] [2020-10-14 12:07:24,628 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 12:07:24,628 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 12:07:24,629 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057609128] [2020-10-14 12:07:24,630 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 12:07:24,630 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 12:07:24,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 12:07:24,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 12:07:24,631 INFO L87 Difference]: Start difference. First operand 884 states and 1196 transitions. Second operand 5 states. [2020-10-14 12:07:34,522 WARN L193 SmtUtils]: Spent 7.40 s on a formula simplification that was a NOOP. DAG size: 1209 [2020-10-14 12:07:53,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 12:07:53,721 INFO L93 Difference]: Finished difference Result 910 states and 1229 transitions. [2020-10-14 12:07:53,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 12:07:53,726 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2020-10-14 12:07:53,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 12:07:53,731 INFO L225 Difference]: With dead ends: 910 [2020-10-14 12:07:53,731 INFO L226 Difference]: Without dead ends: 901 [2020-10-14 12:07:53,732 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 14.9s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 12:07:53,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 901 states. [2020-10-14 12:07:54,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 901 to 877. [2020-10-14 12:07:54,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 877 states. [2020-10-14 12:07:54,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 877 states and 1187 transitions. [2020-10-14 12:07:54,265 INFO L78 Accepts]: Start accepts. Automaton has 877 states and 1187 transitions. Word has length 20 [2020-10-14 12:07:54,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 12:07:54,265 INFO L479 AbstractCegarLoop]: Abstraction has 877 states and 1187 transitions. [2020-10-14 12:07:54,265 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 12:07:54,265 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1187 transitions. [2020-10-14 12:07:54,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-10-14 12:07:54,279 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 12:07:54,279 INFO L422 BasicCegarLoop]: trace histogram [2, 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] [2020-10-14 12:07:54,279 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 12:07:54,279 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 12:07:54,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 12:07:54,280 INFO L82 PathProgramCache]: Analyzing trace with hash -1288844198, now seen corresponding path program 1 times [2020-10-14 12:07:54,280 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 12:07:54,280 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [798289196] [2020-10-14 12:07:54,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 12:07:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:07:54,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:07:59,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:07:59,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-10-14 12:07:59,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:07:59,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5186 [2020-10-14 12:07:59,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:07:59,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:07:59,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 12:07:59,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-14 12:07:59,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 12:07:59,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:08:07,136 WARN L193 SmtUtils]: Spent 7.20 s on a formula simplification that was a NOOP. DAG size: 1207 [2020-10-14 12:08:07,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 12:08:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:08:07,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:08:08,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:08:08,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:08:08,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:08:08,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1066 [2020-10-14 12:08:08,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:08:08,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:08:08,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:08:08,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:08:08,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:08:08,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:08:08,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 12:08:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:08:08,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:08:08,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:08:08,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:08:08,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:08:08,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 12:08:08,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:08:08,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:08:08,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:08:08,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:08:08,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:08:08,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:08:08,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-14 12:08:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:08:08,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:08:08,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:08:08,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 12:08:08,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:08:08,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 12:08:08,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:08:08,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:08:08,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:08:08,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:08:08,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:08:08,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:08:08,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 12:08:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:08:08,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:08:08,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:08:08,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-14 12:08:08,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:08:08,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 432 [2020-10-14 12:08:08,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:08:08,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:08:08,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 12:08:08,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-14 12:08:08,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 12:08:08,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:08:09,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 12:08:09,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:08:09,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:08:09,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:08:09,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 12:08:09,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:08:09,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 12:08:09,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:08:09,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:08:09,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:08:09,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:08:09,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:08:09,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:08:09,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 12:08:09,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:08:09,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:08:09,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:08:09,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 12:08:09,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:08:09,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 12:08:09,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:08:09,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:08:09,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:08:09,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:08:09,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:08:09,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:08:09,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 12:08:09,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:08:09,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:08:09,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:08:09,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 12:08:09,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:08:09,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 12:08:09,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:08:09,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:08:09,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:08:09,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:08:09,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:08:09,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:08:09,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-14 12:08:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:08:09,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:08:09,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:08:09,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:08:09,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:08:09,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 12:08:09,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:08:09,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:08:09,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:08:09,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:08:09,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:08:09,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:08:09,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 12:08:09,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:08:09,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:08:09,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:08:09,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 12:08:09,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:08:09,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 166 [2020-10-14 12:08:09,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:08:09,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:08:09,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 12:08:09,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-14 12:08:09,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 12:08:09,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 12:08:09,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 12:08:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:08:09,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:08:09,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:08:09,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-14 12:08:09,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:08:09,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-14 12:08:09,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:08:09,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:08:09,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 12:08:09,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:08:09,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 12:08:09,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:08:09,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 12:08:09,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:08:09,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:08:09,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:08:09,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 12:08:09,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:08:09,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 12:08:09,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:08:09,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:08:09,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 12:08:09,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:08:09,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 12:08:09,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 12:08:09,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 12:08:09,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 12:08:09,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 12:08:10,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 12:08:10,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 12:08:10,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 12:08:10,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 160 [2020-10-14 12:08:10,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 12:08:10,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 12:08:10,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 12:08:10,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 12:08:10,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 12:08:10,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3