/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=DEEPEST --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 language data_model -i ../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 08:20:50,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 08:20:50,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 08:20:50,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 08:20:50,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 08:20:50,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 08:20:50,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 08:20:50,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 08:20:50,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 08:20:50,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 08:20:50,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 08:20:50,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 08:20:50,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 08:20:50,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 08:20:50,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 08:20:50,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 08:20:50,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 08:20:50,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 08:20:50,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 08:20:50,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 08:20:50,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 08:20:50,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 08:20:50,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 08:20:50,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 08:20:50,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 08:20:50,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 08:20:50,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 08:20:50,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 08:20:50,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 08:20:50,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 08:20:50,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 08:20:50,688 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 08:20:50,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 08:20:50,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 08:20:50,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 08:20:50,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 08:20:50,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 08:20:50,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 08:20:50,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 08:20:50,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 08:20:50,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 08:20:50,700 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 [2020-10-28 08:20:50,768 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 08:20:50,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 08:20:50,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 08:20:50,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 08:20:50,772 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 08:20:50,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 08:20:50,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 08:20:50,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 08:20:50,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 08:20:50,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 08:20:50,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 08:20:50,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 08:20:50,775 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 08:20:50,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 08:20:50,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 08:20:50,776 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 08:20:50,776 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 08:20:50,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 08:20:50,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 08:20:50,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 08:20:50,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 08:20:50,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 08:20:50,777 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 08:20:50,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 08:20:50,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 08:20:50,778 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 08:20:50,778 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 08:20:50,778 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 08:20:51,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 08:20:51,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 08:20:51,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 08:20:51,240 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 08:20:51,245 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 08:20:51,247 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i [2020-10-28 08:20:51,352 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e38bb0f2c/3e95f02e6334428bb0fd83617688bb22/FLAG2c5818ce8 [2020-10-28 08:20:52,455 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 08:20:52,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i [2020-10-28 08:20:52,509 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e38bb0f2c/3e95f02e6334428bb0fd83617688bb22/FLAG2c5818ce8 [2020-10-28 08:20:52,931 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e38bb0f2c/3e95f02e6334428bb0fd83617688bb22 [2020-10-28 08:20:52,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 08:20:52,942 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 08:20:52,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 08:20:52,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 08:20:52,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 08:20:52,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:20:52" (1/1) ... [2020-10-28 08:20:52,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671b0da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:20:52, skipping insertion in model container [2020-10-28 08:20:52,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:20:52" (1/1) ... [2020-10-28 08:20:52,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 08:20:53,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 08:20:54,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 08:20:54,776 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 08:20:55,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 08:20:55,632 INFO L208 MainTranslator]: Completed translation [2020-10-28 08:20:55,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:20:55 WrapperNode [2020-10-28 08:20:55,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 08:20:55,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 08:20:55,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 08:20:55,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 08:20:55,653 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:20:55" (1/1) ... [2020-10-28 08:20:55,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:20:55" (1/1) ... [2020-10-28 08:20:55,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:20:55" (1/1) ... [2020-10-28 08:20:55,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:20:55" (1/1) ... [2020-10-28 08:20:55,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:20:55" (1/1) ... [2020-10-28 08:20:55,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:20:55" (1/1) ... [2020-10-28 08:20:55,945 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:20:55" (1/1) ... [2020-10-28 08:20:55,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 08:20:55,986 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 08:20:55,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 08:20:55,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 08:20:55,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:20:55" (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 [2020-10-28 08:20:56,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 08:20:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 08:20:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 08:20:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2020-10-28 08:20:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 08:20:56,076 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 08:20:56,076 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 08:20:56,076 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 08:20:56,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 08:20:56,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 08:20:56,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 08:20:56,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 08:20:56,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 08:20:56,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 08:20:56,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 08:20:56,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 08:20:56,077 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-28 08:20:56,078 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-28 08:20:56,078 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2020-10-28 08:20:56,078 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2020-10-28 08:20:56,078 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_add_driver [2020-10-28 08:20:56,078 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_is_valid [2020-10-28 08:20:56,078 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2020-10-28 08:20:56,079 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_subdevdata [2020-10-28 08:20:56,079 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_dev [2020-10-28 08:20:56,079 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_usecs [2020-10-28 08:20:56,079 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_handler [2020-10-28 08:20:56,079 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_send_command [2020-10-28 08:20:56,079 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_property [2020-10-28 08:20:56,080 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_property [2020-10-28 08:20:56,080 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_powerup [2020-10-28 08:20:56,080 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_powerdown [2020-10-28 08:20:56,080 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_checkrev [2020-10-28 08:20:56,080 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_wait_stc [2020-10-28 08:20:56,080 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_freq [2020-10-28 08:20:56,081 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_power [2020-10-28 08:20:56,081 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_measure [2020-10-28 08:20:56,081 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_status [2020-10-28 08:20:56,081 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_rds_buff [2020-10-28 08:20:56,081 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_rds_ps [2020-10-28 08:20:56,081 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_power_state [2020-10-28 08:20:56,081 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_mute [2020-10-28 08:20:56,081 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_ps_name [2020-10-28 08:20:56,082 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_radio_text [2020-10-28 08:20:56,082 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_choose_econtrol_action [2020-10-28 08:20:56,082 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_string [2020-10-28 08:20:56,082 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_range [2020-10-28 08:20:56,082 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_tune [2020-10-28 08:20:56,082 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_integers [2020-10-28 08:20:56,082 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_setup [2020-10-28 08:20:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_initialize [2020-10-28 08:20:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_econtrol_string [2020-10-28 08:20:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_update_tune_status [2020-10-28 08:20:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_econtrol_tune [2020-10-28 08:20:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_econtrol_integers [2020-10-28 08:20:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_ext_ctrls [2020-10-28 08:20:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_ext_ctrls [2020-10-28 08:20:56,084 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_queryctrl [2020-10-28 08:20:56,084 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_ctrl [2020-10-28 08:20:56,084 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_ctrl [2020-10-28 08:20:56,084 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_ioctl [2020-10-28 08:20:56,084 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_modulator [2020-10-28 08:20:56,084 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_modulator [2020-10-28 08:20:56,085 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_frequency [2020-10-28 08:20:56,085 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_frequency [2020-10-28 08:20:56,085 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_probe [2020-10-28 08:20:56,085 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_remove [2020-10-28 08:20:56,085 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_module_init [2020-10-28 08:20:56,085 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_module_exit [2020-10-28 08:20:56,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_i2c_driver_2 [2020-10-28 08:20:56,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_v4l2_subdev_core_ops_4 [2020-10-28 08:20:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2020-10-28 08:20:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2020-10-28 08:20:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2020-10-28 08:20:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2020-10-28 08:20:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2020-10-28 08:20:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_v4l2_subdev_tuner_ops_3 [2020-10-28 08:20:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 08:20:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2020-10-28 08:20:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_to_user_2 [2020-10-28 08:20:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___copy_user_nocache_3 [2020-10-28 08:20:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___copy_user_nocache_4 [2020-10-28 08:20:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2020-10-28 08:20:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_9 [2020-10-28 08:20:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_10 [2020-10-28 08:20:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_11 [2020-10-28 08:20:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2020-10-28 08:20:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure strlen [2020-10-28 08:20:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2020-10-28 08:20:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2020-10-28 08:20:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_ret_val [2020-10-28 08:20:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-28 08:20:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_user_nocache [2020-10-28 08:20:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __gpio_set_value [2020-10-28 08:20:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-28 08:20:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-28 08:20:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-28 08:20:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-28 08:20:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2020-10-28 08:20:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-28 08:20:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-28 08:20:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-28 08:20:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_direction_output [2020-10-28 08:20:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_free [2020-10-28 08:20:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_request [2020-10-28 08:20:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_driver [2020-10-28 08:20:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_recv [2020-10-28 08:20:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2020-10-28 08:20:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_register_driver [2020-10-28 08:20:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 08:20:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 08:20:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-28 08:20:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-28 08:20:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-28 08:20:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-28 08:20:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 08:20:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_disable [2020-10-28 08:20:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_enable [2020-10-28 08:20:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_free [2020-10-28 08:20:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_get [2020-10-28 08:20:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-28 08:20:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2020-10-28 08:20:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2020-10-28 08:20:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_query_fill [2020-10-28 08:20:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister_subdev [2020-10-28 08:20:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_subdev_init [2020-10-28 08:20:56,094 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2020-10-28 08:20:56,094 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-28 08:20:56,094 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 08:20:56,094 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 08:20:56,094 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 08:20:56,094 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 08:20:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 08:20:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 08:20:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 08:20:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 08:20:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 08:20:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 08:20:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 08:20:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 08:20:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-28 08:20:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-28 08:20:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 08:20:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 08:20:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-28 08:20:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2020-10-28 08:20:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2020-10-28 08:20:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-28 08:20:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-28 08:20:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-28 08:20:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-28 08:20:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2020-10-28 08:20:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2020-10-28 08:20:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 08:20:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 08:20:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2020-10-28 08:20:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2020-10-28 08:20:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2020-10-28 08:20:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 08:20:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 08:20:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 08:20:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 08:20:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 08:20:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 08:20:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 08:20:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 08:20:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 08:20:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-28 08:20:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 08:20:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 08:20:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 08:20:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 08:20:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 08:20:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 08:20:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 08:20:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 08:20:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 08:20:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_i2c_driver_2 [2020-10-28 08:20:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_v4l2_subdev_core_ops_4 [2020-10-28 08:20:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2020-10-28 08:20:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2020-10-28 08:20:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2020-10-28 08:20:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2020-10-28 08:20:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2020-10-28 08:20:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_v4l2_subdev_tuner_ops_3 [2020-10-28 08:20:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-28 08:20:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-28 08:20:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-28 08:20:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_to_user_2 [2020-10-28 08:20:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-28 08:20:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2020-10-28 08:20:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-28 08:20:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2020-10-28 08:20:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-28 08:20:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_user_nocache [2020-10-28 08:20:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___copy_user_nocache_3 [2020-10-28 08:20:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___copy_user_nocache_4 [2020-10-28 08:20:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-28 08:20:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2020-10-28 08:20:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_9 [2020-10-28 08:20:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-28 08:20:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_10 [2020-10-28 08:20:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_11 [2020-10-28 08:20:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-28 08:20:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-28 08:20:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2020-10-28 08:20:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_recv [2020-10-28 08:20:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2020-10-28 08:20:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2020-10-28 08:20:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2020-10-28 08:20:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_add_driver [2020-10-28 08:20:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_is_valid [2020-10-28 08:20:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_request [2020-10-28 08:20:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_free [2020-10-28 08:20:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_direction_output [2020-10-28 08:20:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure __gpio_set_value [2020-10-28 08:20:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2020-10-28 08:20:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_get [2020-10-28 08:20:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_enable [2020-10-28 08:20:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_disable [2020-10-28 08:20:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_free [2020-10-28 08:20:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_query_fill [2020-10-28 08:20:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_subdev_init [2020-10-28 08:20:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_subdevdata [2020-10-28 08:20:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 08:20:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister_subdev [2020-10-28 08:20:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_dev [2020-10-28 08:20:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 08:20:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_usecs [2020-10-28 08:20:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_handler [2020-10-28 08:20:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_send_command [2020-10-28 08:20:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 08:20:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_property [2020-10-28 08:20:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_property [2020-10-28 08:20:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_powerup [2020-10-28 08:20:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_powerdown [2020-10-28 08:20:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_checkrev [2020-10-28 08:20:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_wait_stc [2020-10-28 08:20:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_freq [2020-10-28 08:20:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_power [2020-10-28 08:20:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_measure [2020-10-28 08:20:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_status [2020-10-28 08:20:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_rds_buff [2020-10-28 08:20:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_rds_ps [2020-10-28 08:20:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_power_state [2020-10-28 08:20:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_mute [2020-10-28 08:20:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_ps_name [2020-10-28 08:20:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 08:20:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_radio_text [2020-10-28 08:20:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_choose_econtrol_action [2020-10-28 08:20:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 08:20:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_queryctrl [2020-10-28 08:20:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_string [2020-10-28 08:20:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure validate_range [2020-10-28 08:20:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_tune [2020-10-28 08:20:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_integers [2020-10-28 08:20:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_frequency [2020-10-28 08:20:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_modulator [2020-10-28 08:20:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_setup [2020-10-28 08:20:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_initialize [2020-10-28 08:20:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_econtrol_string [2020-10-28 08:20:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_update_tune_status [2020-10-28 08:20:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_econtrol_tune [2020-10-28 08:20:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_econtrol_integers [2020-10-28 08:20:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_ext_ctrls [2020-10-28 08:20:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_ext_ctrls [2020-10-28 08:20:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_ctrl [2020-10-28 08:20:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_ctrl [2020-10-28 08:20:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_ioctl [2020-10-28 08:20:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_modulator [2020-10-28 08:20:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_frequency [2020-10-28 08:20:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_probe [2020-10-28 08:20:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_remove [2020-10-28 08:20:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_module_init [2020-10-28 08:20:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_module_exit [2020-10-28 08:20:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 08:20:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 08:20:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 08:20:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2020-10-28 08:20:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2020-10-28 08:20:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_ret_val [2020-10-28 08:20:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-28 08:20:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 08:20:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 08:20:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 08:20:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 08:20:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 08:20:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 08:20:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 08:20:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 08:20:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 08:20:57,508 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 08:21:02,790 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2020-10-28 08:21:06,631 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 08:21:06,632 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 08:21:06,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:21:06 BoogieIcfgContainer [2020-10-28 08:21:06,637 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 08:21:06,639 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 08:21:06,639 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 08:21:06,643 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 08:21:06,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 08:20:52" (1/3) ... [2020-10-28 08:21:06,644 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@710b0fb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:21:06, skipping insertion in model container [2020-10-28 08:21:06,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:20:55" (2/3) ... [2020-10-28 08:21:06,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@710b0fb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:21:06, skipping insertion in model container [2020-10-28 08:21:06,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:21:06" (3/3) ... [2020-10-28 08:21:06,647 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point.cil.out.i [2020-10-28 08:21:06,660 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 08:21:06,670 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 08:21:06,685 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 08:21:06,735 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 08:21:06,735 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 08:21:06,735 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 08:21:06,736 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 08:21:06,736 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 08:21:06,736 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 08:21:06,736 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 08:21:06,736 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 08:21:06,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states. [2020-10-28 08:21:06,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-28 08:21:06,828 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 08:21:06,830 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 08:21:06,830 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 08:21:06,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 08:21:06,837 INFO L82 PathProgramCache]: Analyzing trace with hash 2102962866, now seen corresponding path program 1 times [2020-10-28 08:21:06,844 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 08:21:06,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1249958507] [2020-10-28 08:21:06,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 08:21:07,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:21:07,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:21:08,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:21:10,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:21:12,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:21:12,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-28 08:21:12,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 08:21:12,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5345 [2020-10-28 08:21:12,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:21:12,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 08:21:12,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-28 08:21:12,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-28 08:21:12,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 08:21:15,194 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-28 08:21:15,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 08:21:15,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:21:15,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:21:15,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:21:15,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:21:15,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:21:15,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 679 [2020-10-28 08:21:15,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:21:15,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:21:15,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:21:15,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:21:15,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:21:16,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 08:21:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:21:16,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:21:16,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:21:16,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:21:16,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:21:16,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 08:21:16,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:21:16,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:21:16,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:21:16,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:21:16,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:21:16,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 08:21:16,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:21:16,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:21:16,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:21:16,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:21:16,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:21:16,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 08:21:16,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:21:16,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:21:16,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:21:16,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:21:16,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:21:16,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 08:21:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:21:16,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:21:16,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:21:16,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:21:16,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:21:16,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 08:21:16,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:21:16,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:21:16,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:21:16,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:21:16,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:21:16,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 08:21:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:21:16,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:21:16,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:21:16,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 08:21:16,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:21:16,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 08:21:16,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:21:16,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:21:16,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:21:16,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:21:16,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:21:16,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 08:21:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:21:16,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:21:16,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:21:16,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 08:21:16,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:21:16,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-28 08:21:16,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:21:16,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 08:21:16,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:21:16,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 08:21:16,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:21:16,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 08:21:16,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:21:16,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:21:16,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:21:16,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:21:16,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:21:16,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 08:21:16,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:21:16,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 08:21:16,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:21:16,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 08:21:16,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:21:16,384 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-28 08:21:16,385 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1249958507] [2020-10-28 08:21:16,388 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 08:21:16,388 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 08:21:16,389 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871963082] [2020-10-28 08:21:16,394 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 08:21:16,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 08:21:16,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 08:21:16,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 08:21:16,415 INFO L87 Difference]: Start difference. First operand 1314 states. Second operand 9 states. [2020-10-28 08:21:22,185 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-28 08:21:24,742 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-28 08:22:08,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 08:22:08,518 INFO L93 Difference]: Finished difference Result 2877 states and 4060 transitions. [2020-10-28 08:22:08,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 08:22:08,520 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 71 [2020-10-28 08:22:08,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 08:22:08,555 INFO L225 Difference]: With dead ends: 2877 [2020-10-28 08:22:08,556 INFO L226 Difference]: Without dead ends: 1551 [2020-10-28 08:22:08,578 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2020-10-28 08:22:08,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1551 states. [2020-10-28 08:22:09,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1551 to 1272. [2020-10-28 08:22:09,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1272 states. [2020-10-28 08:22:09,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1272 states and 1734 transitions. [2020-10-28 08:22:09,137 INFO L78 Accepts]: Start accepts. Automaton has 1272 states and 1734 transitions. Word has length 71 [2020-10-28 08:22:09,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 08:22:09,138 INFO L481 AbstractCegarLoop]: Abstraction has 1272 states and 1734 transitions. [2020-10-28 08:22:09,138 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 08:22:09,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1734 transitions. [2020-10-28 08:22:09,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-28 08:22:09,147 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 08:22:09,147 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 08:22:09,148 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 08:22:09,148 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 08:22:09,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 08:22:09,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1697738600, now seen corresponding path program 1 times [2020-10-28 08:22:09,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 08:22:09,149 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1207915726] [2020-10-28 08:22:09,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 08:22:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:22:09,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:22:09,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:22:10,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:22:14,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:22:14,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-28 08:22:14,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 08:22:14,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5242 [2020-10-28 08:22:14,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:22:14,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 08:22:14,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-28 08:22:14,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 08:22:14,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:22:16,894 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-28 08:22:16,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 08:22:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:22:16,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:22:17,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:22:17,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:22:17,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:22:17,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 294 [2020-10-28 08:22:17,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:22:17,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:22:17,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:22:17,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:22:17,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:22:17,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 08:22:17,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:22:17,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:22:17,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:22:17,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:22:17,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:22:17,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 08:22:17,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:22:17,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:22:17,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:22:17,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:22:17,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:22:17,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 08:22:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:22:17,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:22:17,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:22:17,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:22:17,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:22:17,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 08:22:17,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:22:17,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:22:17,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:22:17,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:22:17,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:22:17,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 08:22:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:22:17,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:22:17,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:22:17,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:22:17,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:22:17,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 08:22:17,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:22:17,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:22:17,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:22:17,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:22:17,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:22:17,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 08:22:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:22:17,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:22:17,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:22:17,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 08:22:17,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:22:17,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 08:22:17,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:22:17,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:22:17,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:22:17,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:22:17,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:22:17,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 08:22:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:22:17,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:22:17,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:22:17,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 08:22:17,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:22:17,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 08:22:17,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:22:17,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 08:22:17,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:22:17,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 08:22:17,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:22:17,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 08:22:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:22:17,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:22:17,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:22:17,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:22:17,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:22:17,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 08:22:17,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:22:17,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 08:22:17,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:22:17,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 08:22:17,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:22:17,620 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-28 08:22:17,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1207915726] [2020-10-28 08:22:17,621 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 08:22:17,621 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 08:22:17,621 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113406941] [2020-10-28 08:22:17,623 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 08:22:17,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 08:22:17,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 08:22:17,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-28 08:22:17,624 INFO L87 Difference]: Start difference. First operand 1272 states and 1734 transitions. Second operand 10 states. [2020-10-28 08:22:35,164 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification that was a NOOP. DAG size: 559 [2020-10-28 08:22:37,755 WARN L193 SmtUtils]: Spent 2.31 s on a formula simplification that was a NOOP. DAG size: 556 [2020-10-28 08:23:44,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 08:23:44,044 INFO L93 Difference]: Finished difference Result 2805 states and 3896 transitions. [2020-10-28 08:23:44,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 08:23:44,045 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 72 [2020-10-28 08:23:44,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 08:23:44,060 INFO L225 Difference]: With dead ends: 2805 [2020-10-28 08:23:44,060 INFO L226 Difference]: Without dead ends: 1549 [2020-10-28 08:23:44,068 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2020-10-28 08:23:44,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1549 states. [2020-10-28 08:23:44,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1549 to 1273. [2020-10-28 08:23:44,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1273 states. [2020-10-28 08:23:44,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1273 states and 1735 transitions. [2020-10-28 08:23:44,389 INFO L78 Accepts]: Start accepts. Automaton has 1273 states and 1735 transitions. Word has length 72 [2020-10-28 08:23:44,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 08:23:44,394 INFO L481 AbstractCegarLoop]: Abstraction has 1273 states and 1735 transitions. [2020-10-28 08:23:44,394 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 08:23:44,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1735 transitions. [2020-10-28 08:23:44,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-28 08:23:44,400 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 08:23:44,401 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 08:23:44,401 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 08:23:44,401 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 08:23:44,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 08:23:44,402 INFO L82 PathProgramCache]: Analyzing trace with hash -2016154306, now seen corresponding path program 1 times [2020-10-28 08:23:44,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 08:23:44,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1692170245] [2020-10-28 08:23:44,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 08:23:44,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:23:44,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:23:44,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:23:46,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:23:48,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:23:49,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:23:49,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-28 08:23:49,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 08:23:49,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5076 [2020-10-28 08:23:49,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:23:49,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 08:23:49,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-28 08:23:49,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 08:23:49,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:23:51,929 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 550 [2020-10-28 08:23:51,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 08:23:51,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:23:51,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:23:52,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:23:52,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:23:52,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:23:52,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 219 [2020-10-28 08:23:52,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:23:52,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:23:52,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:23:52,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:23:52,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:23:52,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 08:23:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:23:52,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:23:52,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:23:52,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:23:52,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:23:52,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 08:23:52,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:23:52,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:23:52,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:23:52,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:23:52,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:23:52,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 08:23:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:23:52,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:23:52,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:23:52,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:23:52,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:23:52,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 08:23:52,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:23:52,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:23:52,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:23:52,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:23:52,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:23:52,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 08:23:52,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:23:52,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:23:52,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:23:52,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 08:23:52,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:23:52,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 08:23:52,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:23:52,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:23:52,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:23:52,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:23:52,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:23:52,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 08:23:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:23:52,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:23:52,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:23:52,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 08:23:52,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:23:52,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 08:23:52,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:23:52,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 08:23:52,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:23:52,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 08:23:52,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 08:23:52,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 08:23:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:23:52,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:23:52,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:23:52,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 08:23:52,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:23:52,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-28 08:23:52,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:23:52,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 08:23:52,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:23:52,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-28 08:23:52,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:23:52,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 08:23:52,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 08:23:52,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 08:23:52,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 08:23:52,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 08:23:52,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 08:23:52,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 08:23:52,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 08:23:52,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 08:23:52,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 08:23:52,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 08:23:52,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 08:23:52,574 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-28 08:23:52,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1692170245] [2020-10-28 08:23:52,575 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 08:23:52,575 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 08:23:52,575 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158723565] [2020-10-28 08:23:52,576 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 08:23:52,576 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 08:23:52,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 08:23:52,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-28 08:23:52,579 INFO L87 Difference]: Start difference. First operand 1273 states and 1735 transitions. Second operand 10 states. [2020-10-28 08:23:58,971 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 561 [2020-10-28 08:24:01,428 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-28 08:24:04,012 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 556