/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 06:31:46,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 06:31:46,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 06:31:46,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 06:31:46,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 06:31:46,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 06:31:46,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 06:31:46,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 06:31:46,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 06:31:46,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 06:31:46,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 06:31:46,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 06:31:46,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 06:31:46,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 06:31:46,924 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 06:31:46,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 06:31:46,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 06:31:46,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 06:31:46,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 06:31:46,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 06:31:46,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 06:31:46,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 06:31:46,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 06:31:46,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 06:31:46,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 06:31:46,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 06:31:46,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 06:31:46,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 06:31:46,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 06:31:46,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 06:31:46,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 06:31:46,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 06:31:46,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 06:31:46,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 06:31:46,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 06:31:46,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 06:31:46,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 06:31:46,961 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 06:31:46,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 06:31:46,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 06:31:46,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 06:31:46,964 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-15 06:31:47,001 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 06:31:47,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 06:31:47,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 06:31:47,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 06:31:47,003 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 06:31:47,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 06:31:47,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 06:31:47,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 06:31:47,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 06:31:47,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 06:31:47,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 06:31:47,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 06:31:47,004 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 06:31:47,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 06:31:47,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 06:31:47,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 06:31:47,005 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 06:31:47,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 06:31:47,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 06:31:47,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 06:31:47,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 06:31:47,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 06:31:47,006 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 06:31:47,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 06:31:47,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 06:31:47,007 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 06:31:47,007 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 06:31:47,007 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 06:31:47,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 06:31:47,322 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 06:31:47,326 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 06:31:47,327 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 06:31:47,328 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 06:31:47,328 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2020-10-15 06:31:47,393 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e24a0e1ca/00c9ba5f83b449a095ca8760f4dc6b15/FLAG2b1951f83 [2020-10-15 06:31:48,135 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 06:31:48,135 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2020-10-15 06:31:48,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e24a0e1ca/00c9ba5f83b449a095ca8760f4dc6b15/FLAG2b1951f83 [2020-10-15 06:31:48,223 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e24a0e1ca/00c9ba5f83b449a095ca8760f4dc6b15 [2020-10-15 06:31:48,231 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 06:31:48,233 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 06:31:48,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 06:31:48,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 06:31:48,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 06:31:48,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:31:48" (1/1) ... [2020-10-15 06:31:48,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a622880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:48, skipping insertion in model container [2020-10-15 06:31:48,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:31:48" (1/1) ... [2020-10-15 06:31:48,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 06:31:48,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 06:31:50,185 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2020-10-15 06:31:50,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 06:31:50,224 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 06:31:50,553 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2020-10-15 06:31:50,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 06:31:50,953 INFO L208 MainTranslator]: Completed translation [2020-10-15 06:31:50,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:50 WrapperNode [2020-10-15 06:31:50,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 06:31:50,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 06:31:50,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 06:31:50,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 06:31:50,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:50" (1/1) ... [2020-10-15 06:31:50,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:50" (1/1) ... [2020-10-15 06:31:51,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:50" (1/1) ... [2020-10-15 06:31:51,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:50" (1/1) ... [2020-10-15 06:31:51,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:50" (1/1) ... [2020-10-15 06:31:51,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:50" (1/1) ... [2020-10-15 06:31:51,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:50" (1/1) ... [2020-10-15 06:31:51,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 06:31:51,393 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 06:31:51,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 06:31:51,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 06:31:51,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:50" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 06:31:51,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 06:31:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 06:31:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-15 06:31:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-15 06:31:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-15 06:31:51,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~~structbegin~~u32~0~structbegin~~u32~0~u8~0~structend~~structend~intintintint~structend~~TO~int [2020-10-15 06:31:51,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2020-10-15 06:31:51,466 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-15 06:31:51,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2020-10-15 06:31:51,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __clear_bit [2020-10-15 06:31:51,467 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2020-10-15 06:31:51,467 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2020-10-15 06:31:51,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __roundup_pow_of_two [2020-10-15 06:31:51,467 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-15 06:31:51,467 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2020-10-15 06:31:51,468 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-15 06:31:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-15 06:31:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-15 06:31:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-15 06:31:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-10-15 06:31:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-10-15 06:31:51,470 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2020-10-15 06:31:51,470 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2020-10-15 06:31:51,471 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2020-10-15 06:31:51,471 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2020-10-15 06:31:51,471 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2020-10-15 06:31:51,471 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-15 06:31:51,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-15 06:31:51,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-15 06:31:51,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-15 06:31:51,472 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-15 06:31:51,472 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-15 06:31:51,472 INFO L138 BoogieDeclarations]: Found implementation of procedure seek_rc_map [2020-10-15 06:31:51,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_map_get [2020-10-15 06:31:51,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_map_register [2020-10-15 06:31:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_map_unregister [2020-10-15 06:31:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_create_table [2020-10-15 06:31:51,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_free_table [2020-10-15 06:31:51,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_resize_table [2020-10-15 06:31:51,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_update_mapping [2020-10-15 06:31:51,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_establish_scancode [2020-10-15 06:31:51,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_setkeycode [2020-10-15 06:31:51,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_setkeytable [2020-10-15 06:31:51,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_lookup_by_scancode [2020-10-15 06:31:51,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_getkeycode [2020-10-15 06:31:51,476 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_g_keycode_from_table [2020-10-15 06:31:51,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_do_keyup [2020-10-15 06:31:51,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_keyup [2020-10-15 06:31:51,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_timer_keyup [2020-10-15 06:31:51,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_repeat [2020-10-15 06:31:51,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_do_keydown [2020-10-15 06:31:51,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_keydown [2020-10-15 06:31:51,478 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_keydown_notimeout [2020-10-15 06:31:51,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_open [2020-10-15 06:31:51,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_close [2020-10-15 06:31:51,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_devnode [2020-10-15 06:31:51,478 INFO L138 BoogieDeclarations]: Found implementation of procedure show_protocols [2020-10-15 06:31:51,478 INFO L138 BoogieDeclarations]: Found implementation of procedure store_protocols [2020-10-15 06:31:51,479 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_dev_release [2020-10-15 06:31:51,479 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_dev_uevent [2020-10-15 06:31:51,479 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_allocate_device [2020-10-15 06:31:51,479 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_free_device [2020-10-15 06:31:51,479 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_register_device [2020-10-15 06:31:51,479 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_unregister_device [2020-10-15 06:31:51,479 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_core_init [2020-10-15 06:31:51,480 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_core_exit [2020-10-15 06:31:51,480 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 06:31:51,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-10-15 06:31:51,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2020-10-15 06:31:51,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2020-10-15 06:31:51,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2020-10-15 06:31:51,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2020-10-15 06:31:51,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2020-10-15 06:31:51,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2020-10-15 06:31:51,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2020-10-15 06:31:51,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-10-15 06:31:51,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2020-10-15 06:31:51,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2020-10-15 06:31:51,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_12 [2020-10-15 06:31:51,483 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-15 06:31:51,484 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-15 06:31:51,484 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-15 06:31:51,484 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-15 06:31:51,484 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-10-15 06:31:51,484 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-10-15 06:31:51,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2020-10-15 06:31:51,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_int_must_check_helper [2020-10-15 06:31:51,485 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ir_raw_event [2020-10-15 06:31:51,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_event_reset [2020-10-15 06:31:51,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_event_thread [2020-10-15 06:31:51,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_event_store [2020-10-15 06:31:51,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_event_store_edge [2020-10-15 06:31:51,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_event_store_with_filter [2020-10-15 06:31:51,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_event_set_idle [2020-10-15 06:31:51,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_event_handle [2020-10-15 06:31:51,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_get_allowed_protocols [2020-10-15 06:31:51,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_event_register [2020-10-15 06:31:51,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_event_unregister [2020-10-15 06:31:51,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_handler_register [2020-10-15 06:31:51,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_handler_unregister [2020-10-15 06:31:51,486 INFO L138 BoogieDeclarations]: Found implementation of procedure init_decoders [2020-10-15 06:31:51,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_raw_init [2020-10-15 06:31:51,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_25 [2020-10-15 06:31:51,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_26 [2020-10-15 06:31:51,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_27 [2020-10-15 06:31:51,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_28 [2020-10-15 06:31:51,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_29 [2020-10-15 06:31:51,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_30 [2020-10-15 06:31:51,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_31 [2020-10-15 06:31:51,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_32 [2020-10-15 06:31:51,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_33 [2020-10-15 06:31:51,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_34 [2020-10-15 06:31:51,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_35 [2020-10-15 06:31:51,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_36 [2020-10-15 06:31:51,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_37 [2020-10-15 06:31:51,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_38 [2020-10-15 06:31:51,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_39 [2020-10-15 06:31:51,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_40 [2020-10-15 06:31:51,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_41 [2020-10-15 06:31:51,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_42 [2020-10-15 06:31:51,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_43 [2020-10-15 06:31:51,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-15 06:31:51,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-15 06:31:51,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-15 06:31:51,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-10-15 06:31:51,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-10-15 06:31:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-15 06:31:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-10-15 06:31:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-15 06:31:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-10-15 06:31:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-10-15 06:31:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_ir_raw_handler_lock [2020-10-15 06:31:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_ir_raw_handler_lock [2020-10-15 06:31:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ir_raw_handler_lock [2020-10-15 06:31:51,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_ir_raw_handler_lock [2020-10-15 06:31:51,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_ir_raw_handler_lock [2020-10-15 06:31:51,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_ir_raw_handler_lock [2020-10-15 06:31:51,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ir_raw_handler_lock [2020-10-15 06:31:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-15 06:31:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-15 06:31:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-15 06:31:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-15 06:31:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-15 06:31:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-15 06:31:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-15 06:31:51,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_rc_dev [2020-10-15 06:31:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock_of_rc_dev [2020-10-15 06:31:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_rc_dev [2020-10-15 06:31:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_rc_dev [2020-10-15 06:31:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_rc_dev [2020-10-15 06:31:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_rc_dev [2020-10-15 06:31:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_rc_dev [2020-10-15 06:31:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-15 06:31:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-15 06:31:51,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-15 06:31:51,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-15 06:31:51,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-15 06:31:51,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-15 06:31:51,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-15 06:31:51,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-15 06:31:51,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-15 06:31:51,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_register [2020-10-15 06:31:51,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2020-10-15 06:31:51,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-15 06:31:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_alloc [2020-10-15 06:31:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2020-10-15 06:31:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in [2020-10-15 06:31:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in_r [2020-10-15 06:31:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2020-10-15 06:31:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2020-10-15 06:31:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-15 06:31:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __module_get [2020-10-15 06:31:51,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-15 06:31:51,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-15 06:31:51,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2020-10-15 06:31:51,510 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-15 06:31:51,510 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2020-10-15 06:31:51,510 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-15 06:31:51,510 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-15 06:31:51,511 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2020-10-15 06:31:51,511 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-15 06:31:51,511 INFO L138 BoogieDeclarations]: Found implementation of procedure add_uevent_var [2020-10-15 06:31:51,511 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2020-10-15 06:31:51,511 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-15 06:31:51,511 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-15 06:31:51,512 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-15 06:31:51,512 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2020-10-15 06:31:51,512 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2020-10-15 06:31:51,512 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2020-10-15 06:31:51,512 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2020-10-15 06:31:51,512 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2020-10-15 06:31:51,512 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2020-10-15 06:31:51,512 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2020-10-15 06:31:51,512 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2020-10-15 06:31:51,513 INFO L138 BoogieDeclarations]: Found implementation of procedure input_scancode_to_scalar [2020-10-15 06:31:51,513 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2020-10-15 06:31:51,513 INFO L138 BoogieDeclarations]: Found implementation of procedure kasprintf [2020-10-15 06:31:51,513 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_get_path [2020-10-15 06:31:51,513 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2020-10-15 06:31:51,513 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2020-10-15 06:31:51,513 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2020-10-15 06:31:51,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2020-10-15 06:31:51,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rc_dev_type_probe_1 [2020-10-15 06:31:51,514 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-15 06:31:51,514 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-15 06:31:51,514 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-15 06:31:51,514 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2020-10-15 06:31:51,514 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2020-10-15 06:31:51,514 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-15 06:31:51,514 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-15 06:31:51,514 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-15 06:31:51,514 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-15 06:31:51,515 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-15 06:31:51,515 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2020-10-15 06:31:51,515 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-15 06:31:51,515 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-15 06:31:51,515 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2020-10-15 06:31:51,515 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2020-10-15 06:31:51,515 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2020-10-15 06:31:51,515 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-15 06:31:51,516 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-15 06:31:51,516 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-15 06:31:51,516 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2020-10-15 06:31:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 06:31:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-15 06:31:51,516 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-15 06:31:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2020-10-15 06:31:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure __clear_bit [2020-10-15 06:31:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2020-10-15 06:31:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2020-10-15 06:31:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure __roundup_pow_of_two [2020-10-15 06:31:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-15 06:31:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2020-10-15 06:31:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-15 06:31:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure kasprintf [2020-10-15 06:31:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-15 06:31:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-15 06:31:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 06:31:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-15 06:31:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-15 06:31:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2020-10-15 06:31:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2020-10-15 06:31:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2020-10-15 06:31:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2020-10-15 06:31:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2020-10-15 06:31:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2020-10-15 06:31:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-15 06:31:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-15 06:31:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2020-10-15 06:31:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-15 06:31:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2020-10-15 06:31:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2020-10-15 06:31:51,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2020-10-15 06:31:51,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-10-15 06:31:51,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2020-10-15 06:31:51,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_12 [2020-10-15 06:31:51,525 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-15 06:31:51,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-10-15 06:31:51,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2020-10-15 06:31:51,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2020-10-15 06:31:51,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2020-10-15 06:31:51,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2020-10-15 06:31:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-15 06:31:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-15 06:31:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_rc_dev [2020-10-15 06:31:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_rc_dev [2020-10-15 06:31:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-15 06:31:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-15 06:31:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-15 06:31:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 06:31:51,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-15 06:31:51,527 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-15 06:31:51,527 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-15 06:31:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-15 06:31:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-15 06:31:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-15 06:31:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-15 06:31:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-15 06:31:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-15 06:31:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-15 06:31:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2020-10-15 06:31:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2020-10-15 06:31:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-15 06:31:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-15 06:31:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-10-15 06:31:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_get_path [2020-10-15 06:31:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure add_uevent_var [2020-10-15 06:31:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure __class_register [2020-10-15 06:31:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2020-10-15 06:31:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-10-15 06:31:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2020-10-15 06:31:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2020-10-15 06:31:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2020-10-15 06:31:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2020-10-15 06:31:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-15 06:31:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-15 06:31:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2020-10-15 06:31:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-15 06:31:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2020-10-15 06:31:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2020-10-15 06:31:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2020-10-15 06:31:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2020-10-15 06:31:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2020-10-15 06:31:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2020-10-15 06:31:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2020-10-15 06:31:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2020-10-15 06:31:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2020-10-15 06:31:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure input_scancode_to_scalar [2020-10-15 06:31:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure rc_map_register [2020-10-15 06:31:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure rc_map_unregister [2020-10-15 06:31:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure rc_map_get [2020-10-15 06:31:51,532 INFO L130 BoogieDeclarations]: Found specification of procedure rc_allocate_device [2020-10-15 06:31:51,532 INFO L130 BoogieDeclarations]: Found specification of procedure rc_free_device [2020-10-15 06:31:51,532 INFO L130 BoogieDeclarations]: Found specification of procedure rc_register_device [2020-10-15 06:31:51,532 INFO L130 BoogieDeclarations]: Found specification of procedure rc_unregister_device [2020-10-15 06:31:51,532 INFO L130 BoogieDeclarations]: Found specification of procedure rc_repeat [2020-10-15 06:31:51,532 INFO L130 BoogieDeclarations]: Found specification of procedure rc_keydown [2020-10-15 06:31:51,532 INFO L130 BoogieDeclarations]: Found specification of procedure rc_keydown_notimeout [2020-10-15 06:31:51,532 INFO L130 BoogieDeclarations]: Found specification of procedure rc_keyup [2020-10-15 06:31:51,532 INFO L130 BoogieDeclarations]: Found specification of procedure rc_g_keycode_from_table [2020-10-15 06:31:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-15 06:31:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-15 06:31:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-15 06:31:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-15 06:31:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 06:31:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-15 06:31:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-15 06:31:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 06:31:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-15 06:31:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-15 06:31:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-15 06:31:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2020-10-15 06:31:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure __module_get [2020-10-15 06:31:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2020-10-15 06:31:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_get_allowed_protocols [2020-10-15 06:31:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_event_register [2020-10-15 06:31:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_event_unregister [2020-10-15 06:31:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_init [2020-10-15 06:31:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 06:31:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure seek_rc_map [2020-10-15 06:31:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure ir_create_table [2020-10-15 06:31:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 06:31:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 06:31:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 06:31:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 06:31:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure ir_free_table [2020-10-15 06:31:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure ir_resize_table [2020-10-15 06:31:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-15 06:31:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure ir_update_mapping [2020-10-15 06:31:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2020-10-15 06:31:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure ir_establish_scancode [2020-10-15 06:31:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure ir_setkeycode [2020-10-15 06:31:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure ir_setkeytable [2020-10-15 06:31:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure ir_lookup_by_scancode [2020-10-15 06:31:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure ir_getkeycode [2020-10-15 06:31:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure ir_do_keyup [2020-10-15 06:31:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure ir_timer_keyup [2020-10-15 06:31:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure ir_do_keydown [2020-10-15 06:31:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure ir_open [2020-10-15 06:31:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-15 06:31:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure ir_close [2020-10-15 06:31:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-15 06:31:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure ir_devnode [2020-10-15 06:31:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure show_protocols [2020-10-15 06:31:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure store_protocols [2020-10-15 06:31:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-15 06:31:51,537 INFO L130 BoogieDeclarations]: Found specification of procedure rc_dev_release [2020-10-15 06:31:51,538 INFO L130 BoogieDeclarations]: Found specification of procedure rc_dev_uevent [2020-10-15 06:31:51,538 INFO L130 BoogieDeclarations]: Found specification of procedure rc_core_init [2020-10-15 06:31:51,538 INFO L130 BoogieDeclarations]: Found specification of procedure rc_core_exit [2020-10-15 06:31:51,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-15 06:31:51,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-15 06:31:51,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rc_dev_type_probe_1 [2020-10-15 06:31:51,538 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 06:31:51,539 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-15 06:31:51,539 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-15 06:31:51,539 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-15 06:31:51,539 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-15 06:31:51,539 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-15 06:31:51,539 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-15 06:31:51,539 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-10-15 06:31:51,539 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-15 06:31:51,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_30 [2020-10-15 06:31:51,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_26 [2020-10-15 06:31:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_28 [2020-10-15 06:31:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_31 [2020-10-15 06:31:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_33 [2020-10-15 06:31:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_35 [2020-10-15 06:31:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_37 [2020-10-15 06:31:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_39 [2020-10-15 06:31:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_41 [2020-10-15 06:31:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_43 [2020-10-15 06:31:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_25 [2020-10-15 06:31:51,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_27 [2020-10-15 06:31:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_29 [2020-10-15 06:31:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_32 [2020-10-15 06:31:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_34 [2020-10-15 06:31:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_36 [2020-10-15 06:31:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_38 [2020-10-15 06:31:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_40 [2020-10-15 06:31:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_42 [2020-10-15 06:31:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-15 06:31:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-10-15 06:31:51,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ir_raw_handler_lock [2020-10-15 06:31:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ir_raw_handler_lock [2020-10-15 06:31:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2020-10-15 06:31:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2020-10-15 06:31:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-10-15 06:31:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-10-15 06:31:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-15 06:31:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-15 06:31:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2020-10-15 06:31:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-15 06:31:51,542 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2020-10-15 06:31:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2020-10-15 06:31:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2020-10-15 06:31:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2020-10-15 06:31:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2020-10-15 06:31:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_int_must_check_helper [2020-10-15 06:31:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_alloc [2020-10-15 06:31:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2020-10-15 06:31:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in [2020-10-15 06:31:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2020-10-15 06:31:51,543 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in_r [2020-10-15 06:31:51,545 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2020-10-15 06:31:51,545 INFO L130 BoogieDeclarations]: Found specification of procedure init_ir_raw_event [2020-10-15 06:31:51,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-15 06:31:51,545 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_event_handle [2020-10-15 06:31:51,545 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_event_store [2020-10-15 06:31:51,546 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_event_store_edge [2020-10-15 06:31:51,546 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_event_store_with_filter [2020-10-15 06:31:51,546 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_event_set_idle [2020-10-15 06:31:51,546 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_event_reset [2020-10-15 06:31:51,546 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_handler_register [2020-10-15 06:31:51,546 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_handler_unregister [2020-10-15 06:31:51,546 INFO L130 BoogieDeclarations]: Found specification of procedure ir_raw_event_thread [2020-10-15 06:31:51,546 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~~structbegin~~u32~0~structbegin~~u32~0~u8~0~structend~~structend~intintintint~structend~~TO~int [2020-10-15 06:31:51,546 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2020-10-15 06:31:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure init_decoders [2020-10-15 06:31:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-15 06:31:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-15 06:31:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-10-15 06:31:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-10-15 06:31:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-10-15 06:31:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-15 06:31:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-10-15 06:31:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_ir_raw_handler_lock [2020-10-15 06:31:51,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_ir_raw_handler_lock [2020-10-15 06:31:51,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_ir_raw_handler_lock [2020-10-15 06:31:51,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_ir_raw_handler_lock [2020-10-15 06:31:51,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_ir_raw_handler_lock [2020-10-15 06:31:51,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-15 06:31:51,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-15 06:31:51,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-15 06:31:51,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-15 06:31:51,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-15 06:31:51,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_rc_dev [2020-10-15 06:31:51,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock_of_rc_dev [2020-10-15 06:31:51,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_rc_dev [2020-10-15 06:31:51,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_rc_dev [2020-10-15 06:31:51,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_rc_dev [2020-10-15 06:31:51,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-15 06:31:51,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-15 06:31:51,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-15 06:31:51,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-15 06:31:51,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-15 06:31:51,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-15 06:31:51,550 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-15 06:31:51,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2020-10-15 06:31:51,550 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 06:31:51,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 06:31:51,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 06:31:51,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-15 06:31:51,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 06:31:51,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-15 06:31:51,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-15 06:31:51,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-15 06:31:51,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-15 06:32:02,713 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 06:32:02,713 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-15 06:32:02,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:32:02 BoogieIcfgContainer [2020-10-15 06:32:02,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 06:32:02,726 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 06:32:02,726 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 06:32:02,729 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 06:32:02,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 06:31:48" (1/3) ... [2020-10-15 06:32:02,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e73fcb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 06:32:02, skipping insertion in model container [2020-10-15 06:32:02,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:31:50" (2/3) ... [2020-10-15 06:32:02,731 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e73fcb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 06:32:02, skipping insertion in model container [2020-10-15 06:32:02,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:32:02" (3/3) ... [2020-10-15 06:32:02,733 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2020-10-15 06:32:02,749 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 06:32:02,761 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 06:32:02,780 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 06:32:02,819 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 06:32:02,819 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 06:32:02,819 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 06:32:02,819 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 06:32:02,819 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 06:32:02,820 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 06:32:02,820 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 06:32:02,820 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 06:32:02,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states. [2020-10-15 06:32:02,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-15 06:32:02,887 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 06:32:02,888 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 06:32:02,889 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 06:32:02,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 06:32:02,899 INFO L82 PathProgramCache]: Analyzing trace with hash -1055362136, now seen corresponding path program 1 times [2020-10-15 06:32:02,908 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 06:32:02,909 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1365201473] [2020-10-15 06:32:02,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 06:32:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:32:04,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:32:04,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:32:09,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:32:09,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:32:09,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 06:32:09,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 06:32:09,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5514 [2020-10-15 06:32:09,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:32:09,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:32:09,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 06:32:09,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-15 06:32:09,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-15 06:32:09,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 06:32:16,907 WARN L193 SmtUtils]: Spent 7.12 s on a formula simplification that was a NOOP. DAG size: 1306 [2020-10-15 06:32:16,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:32:16,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:32:16,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:32:18,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:32:18,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:32:18,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:32:18,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1598 [2020-10-15 06:32:18,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:32:18,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:32:18,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:32:18,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:32:18,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:32:18,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:32:18,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:32:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:32:18,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:32:18,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:32:18,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:32:18,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:32:18,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 06:32:18,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:32:18,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:32:18,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:32:18,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:32:18,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 06:32:18,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:32:18,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 06:32:18,771 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1365201473] [2020-10-15 06:32:18,773 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 06:32:18,773 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 06:32:18,774 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977908397] [2020-10-15 06:32:18,779 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 06:32:18,779 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 06:32:18,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 06:32:18,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-15 06:32:18,795 INFO L87 Difference]: Start difference. First operand 1530 states. Second operand 5 states. [2020-10-15 06:32:28,153 WARN L193 SmtUtils]: Spent 6.61 s on a formula simplification that was a NOOP. DAG size: 1308 [2020-10-15 06:32:41,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 06:32:41,567 INFO L93 Difference]: Finished difference Result 1049 states and 1396 transitions. [2020-10-15 06:32:41,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-15 06:32:41,569 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-10-15 06:32:41,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 06:32:41,599 INFO L225 Difference]: With dead ends: 1049 [2020-10-15 06:32:41,600 INFO L226 Difference]: Without dead ends: 621 [2020-10-15 06:32:41,612 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 13.9s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-15 06:32:41,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2020-10-15 06:32:41,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 598. [2020-10-15 06:32:41,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 598 states. [2020-10-15 06:32:41,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 768 transitions. [2020-10-15 06:32:41,987 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 768 transitions. Word has length 29 [2020-10-15 06:32:41,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 06:32:41,988 INFO L479 AbstractCegarLoop]: Abstraction has 598 states and 768 transitions. [2020-10-15 06:32:41,988 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 06:32:41,988 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 768 transitions. [2020-10-15 06:32:41,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-15 06:32:41,992 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 06:32:41,992 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 06:32:41,992 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 06:32:41,993 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 06:32:41,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 06:32:41,993 INFO L82 PathProgramCache]: Analyzing trace with hash 1328914112, now seen corresponding path program 1 times [2020-10-15 06:32:41,993 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 06:32:41,994 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1838176409] [2020-10-15 06:32:41,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 06:32:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:32:42,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:32:42,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:32:48,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:32:48,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-15 06:32:48,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 06:32:48,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6253 [2020-10-15 06:32:48,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:32:48,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:32:48,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 06:32:48,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-15 06:32:48,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 06:32:48,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:32:55,236 WARN L193 SmtUtils]: Spent 6.54 s on a formula simplification that was a NOOP. DAG size: 1306 [2020-10-15 06:32:55,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:32:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:32:55,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:32:56,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:32:56,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:32:56,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:32:56,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1594 [2020-10-15 06:32:56,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:32:56,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:32:56,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:32:56,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:32:56,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:32:56,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:32:57,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:32:57,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:32:57,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:32:57,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:32:57,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:32:57,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:32:57,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:32:57,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:32:57,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:32:57,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:32:57,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:32:57,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:32:57,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:32:57,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 06:32:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:32:57,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:32:57,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:32:57,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 06:32:57,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:32:57,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-15 06:32:57,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:32:57,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:32:57,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 06:32:57,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:32:57,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 06:32:57,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:32:57,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:32:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:32:57,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:32:57,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:32:57,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:32:57,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:32:57,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:32:57,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:32:57,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:32:57,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:32:57,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:32:57,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:32:57,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:32:57,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 06:32:57,188 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1838176409] [2020-10-15 06:32:57,188 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 06:32:57,188 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 06:32:57,189 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136364203] [2020-10-15 06:32:57,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 06:32:57,190 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 06:32:57,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 06:32:57,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-15 06:32:57,191 INFO L87 Difference]: Start difference. First operand 598 states and 768 transitions. Second operand 8 states. [2020-10-15 06:33:09,488 WARN L193 SmtUtils]: Spent 6.67 s on a formula simplification that was a NOOP. DAG size: 1312 [2020-10-15 06:33:18,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 06:33:18,693 INFO L93 Difference]: Finished difference Result 1283 states and 1681 transitions. [2020-10-15 06:33:18,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 06:33:18,698 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 35 [2020-10-15 06:33:18,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 06:33:18,703 INFO L225 Difference]: With dead ends: 1283 [2020-10-15 06:33:18,704 INFO L226 Difference]: Without dead ends: 696 [2020-10-15 06:33:18,706 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 13.4s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2020-10-15 06:33:18,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2020-10-15 06:33:18,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 608. [2020-10-15 06:33:18,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 608 states. [2020-10-15 06:33:19,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 608 states and 778 transitions. [2020-10-15 06:33:19,002 INFO L78 Accepts]: Start accepts. Automaton has 608 states and 778 transitions. Word has length 35 [2020-10-15 06:33:19,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 06:33:19,002 INFO L479 AbstractCegarLoop]: Abstraction has 608 states and 778 transitions. [2020-10-15 06:33:19,003 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 06:33:19,003 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 778 transitions. [2020-10-15 06:33:19,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-15 06:33:19,005 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 06:33:19,005 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 06:33:19,005 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 06:33:19,006 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 06:33:19,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 06:33:19,006 INFO L82 PathProgramCache]: Analyzing trace with hash 1386172414, now seen corresponding path program 1 times [2020-10-15 06:33:19,006 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 06:33:19,007 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [255547007] [2020-10-15 06:33:19,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 06:33:19,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:33:19,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:33:24,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:33:24,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-15 06:33:24,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:33:24,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5209 [2020-10-15 06:33:24,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:33:24,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:33:24,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:33:24,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-15 06:33:24,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-15 06:33:24,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:33:31,262 WARN L193 SmtUtils]: Spent 6.59 s on a formula simplification that was a NOOP. DAG size: 1306 [2020-10-15 06:33:31,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:33:31,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:33:31,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:33:33,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:33:33,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:33:33,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:33:33,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1687 [2020-10-15 06:33:33,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:33:33,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:33:33,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:33:33,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:33:33,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:33:33,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:33:33,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:33:33,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:33:33,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:33:33,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:33:33,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:33:33,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:33:33,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:33:33,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:33:33,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:33:33,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:33:33,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:33:33,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 06:33:33,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:33:33,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 06:33:33,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:33:33,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:33:33,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:33:33,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 06:33:33,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:33:33,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 06:33:33,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:33:33,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:33:33,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:33:33,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:33:33,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 06:33:33,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:33:33,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:33:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:33:33,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:33:33,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:33:33,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:33:33,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:33:33,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 06:33:33,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:33:33,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:33:33,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:33:33,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:33:33,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:33:33,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:33:33,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 06:33:33,245 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [255547007] [2020-10-15 06:33:33,245 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 06:33:33,245 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-15 06:33:33,245 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466739842] [2020-10-15 06:33:33,246 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-15 06:33:33,246 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 06:33:33,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-15 06:33:33,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-15 06:33:33,247 INFO L87 Difference]: Start difference. First operand 608 states and 778 transitions. Second operand 6 states. [2020-10-15 06:33:42,847 WARN L193 SmtUtils]: Spent 6.65 s on a formula simplification that was a NOOP. DAG size: 1308 [2020-10-15 06:33:52,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 06:33:52,112 INFO L93 Difference]: Finished difference Result 680 states and 897 transitions. [2020-10-15 06:33:52,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 06:33:52,114 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2020-10-15 06:33:52,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 06:33:52,119 INFO L225 Difference]: With dead ends: 680 [2020-10-15 06:33:52,119 INFO L226 Difference]: Without dead ends: 677 [2020-10-15 06:33:52,120 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 13.4s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-15 06:33:52,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2020-10-15 06:33:52,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 607. [2020-10-15 06:33:52,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 607 states. [2020-10-15 06:33:52,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 607 states and 775 transitions. [2020-10-15 06:33:52,429 INFO L78 Accepts]: Start accepts. Automaton has 607 states and 775 transitions. Word has length 35 [2020-10-15 06:33:52,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 06:33:52,429 INFO L479 AbstractCegarLoop]: Abstraction has 607 states and 775 transitions. [2020-10-15 06:33:52,429 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-15 06:33:52,430 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 775 transitions. [2020-10-15 06:33:52,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-10-15 06:33:52,431 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 06:33:52,431 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 06:33:52,432 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 06:33:52,432 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 06:33:52,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 06:33:52,432 INFO L82 PathProgramCache]: Analyzing trace with hash 20943830, now seen corresponding path program 1 times [2020-10-15 06:33:52,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 06:33:52,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1645709812] [2020-10-15 06:33:52,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 06:33:52,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:33:52,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:33:57,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:33:57,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-15 06:33:57,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:33:57,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4891 [2020-10-15 06:33:57,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:33:57,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:33:57,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:33:57,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-15 06:33:57,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-15 06:33:57,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:34:04,122 WARN L193 SmtUtils]: Spent 6.50 s on a formula simplification that was a NOOP. DAG size: 1306 [2020-10-15 06:34:04,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:34:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:34:04,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:34:04,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:34:04,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:34:04,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:34:04,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 805 [2020-10-15 06:34:04,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:34:04,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:34:04,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:34:04,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:34:04,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:34:04,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:34:05,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:34:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:34:05,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:34:05,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:34:05,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:34:05,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:34:05,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 06:34:05,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:34:05,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:34:05,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:34:05,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:34:05,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 06:34:05,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:34:05,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 06:34:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:34:05,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:34:05,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:34:05,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 06:34:05,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:34:05,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 06:34:05,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:34:05,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:34:05,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:34:05,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:34:05,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 06:34:05,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:34:05,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:34:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:34:05,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:34:05,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:34:05,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:34:05,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:34:05,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 06:34:05,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:34:05,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:34:05,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:34:05,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:34:05,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:34:05,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:34:05,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 06:34:05,161 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1645709812] [2020-10-15 06:34:05,161 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 06:34:05,161 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-15 06:34:05,161 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899443070] [2020-10-15 06:34:05,161 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-15 06:34:05,162 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 06:34:05,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-15 06:34:05,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-15 06:34:05,162 INFO L87 Difference]: Start difference. First operand 607 states and 775 transitions. Second operand 6 states. [2020-10-15 06:34:14,862 WARN L193 SmtUtils]: Spent 6.78 s on a formula simplification that was a NOOP. DAG size: 1308 [2020-10-15 06:34:24,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 06:34:24,745 INFO L93 Difference]: Finished difference Result 684 states and 897 transitions. [2020-10-15 06:34:24,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 06:34:24,753 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-10-15 06:34:24,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 06:34:24,763 INFO L225 Difference]: With dead ends: 684 [2020-10-15 06:34:24,763 INFO L226 Difference]: Without dead ends: 680 [2020-10-15 06:34:24,764 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 13.5s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-15 06:34:24,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2020-10-15 06:34:25,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 608. [2020-10-15 06:34:25,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 608 states. [2020-10-15 06:34:25,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 608 states and 772 transitions. [2020-10-15 06:34:25,268 INFO L78 Accepts]: Start accepts. Automaton has 608 states and 772 transitions. Word has length 36 [2020-10-15 06:34:25,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 06:34:25,270 INFO L479 AbstractCegarLoop]: Abstraction has 608 states and 772 transitions. [2020-10-15 06:34:25,270 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-15 06:34:25,270 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 772 transitions. [2020-10-15 06:34:25,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-15 06:34:25,271 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 06:34:25,271 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 06:34:25,272 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 06:34:25,272 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 06:34:25,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 06:34:25,272 INFO L82 PathProgramCache]: Analyzing trace with hash 648535553, now seen corresponding path program 1 times [2020-10-15 06:34:25,272 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 06:34:25,273 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [11876080] [2020-10-15 06:34:25,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 06:34:25,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:34:25,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:34:29,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:34:29,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-15 06:34:29,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:34:29,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4054 [2020-10-15 06:34:29,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:34:29,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:34:29,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:34:29,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-15 06:34:29,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-15 06:34:29,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:34:36,402 WARN L193 SmtUtils]: Spent 6.74 s on a formula simplification that was a NOOP. DAG size: 1306 [2020-10-15 06:34:36,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:34:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:34:36,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:34:37,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:34:37,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:34:37,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:34:37,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 798 [2020-10-15 06:34:37,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:34:37,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:34:37,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:34:37,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:34:37,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:34:37,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:34:37,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:34:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:34:37,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:34:37,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:34:37,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:34:37,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:34:37,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 06:34:37,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:34:37,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:34:37,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:34:37,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:34:37,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 06:34:37,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:34:37,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 06:34:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:34:37,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:34:37,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:34:37,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 06:34:37,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:34:37,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 06:34:37,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:34:37,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:34:37,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:34:37,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:34:37,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 06:34:37,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:34:37,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:34:37,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:34:37,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:34:37,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:34:37,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:34:37,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:34:37,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 06:34:37,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:34:37,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:34:37,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:34:37,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:34:37,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:34:37,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:34:37,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 06:34:37,419 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [11876080] [2020-10-15 06:34:37,419 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 06:34:37,419 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-15 06:34:37,419 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096779144] [2020-10-15 06:34:37,420 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-15 06:34:37,420 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 06:34:37,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-15 06:34:37,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-15 06:34:37,421 INFO L87 Difference]: Start difference. First operand 608 states and 772 transitions. Second operand 6 states. [2020-10-15 06:34:47,232 WARN L193 SmtUtils]: Spent 6.74 s on a formula simplification that was a NOOP. DAG size: 1308 [2020-10-15 06:34:56,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 06:34:56,385 INFO L93 Difference]: Finished difference Result 680 states and 891 transitions. [2020-10-15 06:34:56,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 06:34:56,391 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2020-10-15 06:34:56,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 06:34:56,397 INFO L225 Difference]: With dead ends: 680 [2020-10-15 06:34:56,397 INFO L226 Difference]: Without dead ends: 677 [2020-10-15 06:34:56,400 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 13.7s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-15 06:34:56,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2020-10-15 06:34:56,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 607. [2020-10-15 06:34:56,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 607 states. [2020-10-15 06:34:56,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 607 states and 769 transitions. [2020-10-15 06:34:56,748 INFO L78 Accepts]: Start accepts. Automaton has 607 states and 769 transitions. Word has length 37 [2020-10-15 06:34:56,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 06:34:56,748 INFO L479 AbstractCegarLoop]: Abstraction has 607 states and 769 transitions. [2020-10-15 06:34:56,748 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-15 06:34:56,748 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 769 transitions. [2020-10-15 06:34:56,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-10-15 06:34:56,750 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 06:34:56,750 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 06:34:56,750 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 06:34:56,750 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 06:34:56,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 06:34:56,751 INFO L82 PathProgramCache]: Analyzing trace with hash 449427460, now seen corresponding path program 1 times [2020-10-15 06:34:56,751 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 06:34:56,751 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2132471907] [2020-10-15 06:34:56,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 06:34:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:34:56,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:35:00,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:35:00,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-15 06:35:00,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:35:00,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4029 [2020-10-15 06:35:00,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:35:00,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:35:00,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:35:00,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-15 06:35:00,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-15 06:35:00,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:35:07,969 WARN L193 SmtUtils]: Spent 6.92 s on a formula simplification that was a NOOP. DAG size: 1306 [2020-10-15 06:35:07,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 06:35:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:35:08,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:35:09,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:35:09,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:35:09,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:35:09,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1752 [2020-10-15 06:35:09,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:35:09,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:35:09,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:35:09,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:35:09,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:35:09,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:35:09,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 06:35:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:35:09,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:35:09,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:35:09,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:35:09,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:35:09,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 06:35:09,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:35:09,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:35:09,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:35:09,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:35:09,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 06:35:09,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:35:09,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 06:35:09,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:35:09,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:35:09,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:35:09,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 06:35:09,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:35:09,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 06:35:09,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:35:09,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:35:09,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 06:35:09,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:35:09,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 06:35:09,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 06:35:09,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 06:35:09,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:35:09,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:35:09,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 06:35:09,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 06:35:09,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 06:35:09,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 06:35:09,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 06:35:09,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 06:35:09,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 06:35:09,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 06:35:09,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 06:35:09,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 06:35:09,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 06:35:09,969 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2132471907] [2020-10-15 06:35:09,969 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 06:35:09,969 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-15 06:35:09,969 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680477627] [2020-10-15 06:35:09,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-15 06:35:09,970 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 06:35:09,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-15 06:35:09,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-15 06:35:09,971 INFO L87 Difference]: Start difference. First operand 607 states and 769 transitions. Second operand 6 states. [2020-10-15 06:35:19,772 WARN L193 SmtUtils]: Spent 6.88 s on a formula simplification that was a NOOP. DAG size: 1308 [2020-10-15 06:35:29,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 06:35:29,314 INFO L93 Difference]: Finished difference Result 679 states and 888 transitions. [2020-10-15 06:35:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 06:35:29,320 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2020-10-15 06:35:29,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 06:35:29,325 INFO L225 Difference]: With dead ends: 679 [2020-10-15 06:35:29,325 INFO L226 Difference]: Without dead ends: 644 [2020-10-15 06:35:29,327 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 14.0s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-15 06:35:29,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 644 states. [2020-10-15 06:35:29,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 577. [2020-10-15 06:35:29,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 577 states. [2020-10-15 06:35:29,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 732 transitions. [2020-10-15 06:35:29,618 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 732 transitions. Word has length 39 [2020-10-15 06:35:29,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 06:35:29,618 INFO L479 AbstractCegarLoop]: Abstraction has 577 states and 732 transitions. [2020-10-15 06:35:29,618 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-15 06:35:29,618 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 732 transitions. [2020-10-15 06:35:29,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-15 06:35:29,619 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 06:35:29,620 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 06:35:29,620 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 06:35:29,620 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 06:35:29,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 06:35:29,620 INFO L82 PathProgramCache]: Analyzing trace with hash -985331816, now seen corresponding path program 1 times [2020-10-15 06:35:29,620 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 06:35:29,621 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [831973272] [2020-10-15 06:35:29,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 06:35:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 06:35:29,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 06:35:31,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking...