/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 21:49:24,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 21:49:24,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 21:49:24,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 21:49:24,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 21:49:24,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 21:49:24,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 21:49:24,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 21:49:24,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 21:49:24,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 21:49:24,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 21:49:24,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 21:49:24,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 21:49:24,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 21:49:24,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 21:49:24,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 21:49:24,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 21:49:24,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 21:49:24,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 21:49:24,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 21:49:24,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 21:49:24,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 21:49:24,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 21:49:24,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 21:49:24,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 21:49:24,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 21:49:24,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 21:49:24,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 21:49:24,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 21:49:24,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2020-10-29 21:49:24,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 21:49:24,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 21:49:24,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 21:49:24,843 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 [2020-10-29 21:49:24,868 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 21:49:24,868 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 21:49:24,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 21:49:24,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 21:49:24,870 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 21:49:24,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 21:49:24,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 21:49:24,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 21:49:24,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 21:49:24,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 21:49:24,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 21:49:24,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 21:49:24,871 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 21:49:24,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 21:49:24,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 21:49:24,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 21:49:24,872 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 21:49:24,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 21:49:24,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 21:49:24,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 21:49:24,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 21:49:24,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 21:49:24,873 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 21:49:24,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 21:49:24,874 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 21:49:24,874 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 21:49:24,874 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 21:49:24,874 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 21:49:25,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 21:49:25,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 21:49:25,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 21:49:25,285 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 21:49:25,286 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 21:49:25,287 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i [2020-10-29 21:49:25,365 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2a01fcdcb/fcdec6d3f56d477086ca7918d2cec426/FLAG326ec0da3 [2020-10-29 21:49:26,252 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 21:49:26,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i [2020-10-29 21:49:26,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2a01fcdcb/fcdec6d3f56d477086ca7918d2cec426/FLAG326ec0da3 [2020-10-29 21:49:26,406 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2a01fcdcb/fcdec6d3f56d477086ca7918d2cec426 [2020-10-29 21:49:26,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 21:49:26,416 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 21:49:26,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 21:49:26,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 21:49:26,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 21:49:26,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:49:26" (1/1) ... [2020-10-29 21:49:26,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b07fb15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:49:26, skipping insertion in model container [2020-10-29 21:49:26,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:49:26" (1/1) ... [2020-10-29 21:49:26,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 21:49:26,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 21:49:27,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 21:49:27,050 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 21:49:27,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 21:49:27,254 INFO L208 MainTranslator]: Completed translation [2020-10-29 21:49:27,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:49:27 WrapperNode [2020-10-29 21:49:27,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 21:49:27,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 21:49:27,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 21:49:27,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 21:49:27,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:49:27" (1/1) ... [2020-10-29 21:49:27,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:49:27" (1/1) ... [2020-10-29 21:49:27,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:49:27" (1/1) ... [2020-10-29 21:49:27,300 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:49:27" (1/1) ... [2020-10-29 21:49:27,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:49:27" (1/1) ... [2020-10-29 21:49:27,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:49:27" (1/1) ... [2020-10-29 21:49:27,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:49:27" (1/1) ... [2020-10-29 21:49:27,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 21:49:27,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 21:49:27,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 21:49:27,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 21:49:27,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:49:27" (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 [2020-10-29 21:49:27,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 21:49:27,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 21:49:27,472 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 21:49:27,472 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 21:49:27,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-29 21:49:27,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-29 21:49:27,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-29 21:49:27,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-29 21:49:27,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-29 21:49:27,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-29 21:49:27,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-29 21:49:27,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-29 21:49:27,473 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-10-29 21:49:27,473 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-10-29 21:49:27,474 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_read_ch [2020-10-29 21:49:27,474 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_add_raw [2020-10-29 21:49:27,474 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2020-10-29 21:49:27,474 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_ch_show [2020-10-29 21:49:27,474 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_label_show [2020-10-29 21:49:27,474 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_create_attr [2020-10-29 21:49:27,475 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2020-10-29 21:49:27,475 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2020-10-29 21:49:27,475 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2020-10-29 21:49:27,475 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_init [2020-10-29 21:49:27,475 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_exit [2020-10-29 21:49:27,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_platform_driver_1 [2020-10-29 21:49:27,476 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 21:49:27,476 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-29 21:49:27,476 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-29 21:49:27,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_7 [2020-10-29 21:49:27,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_8 [2020-10-29 21:49:27,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_9 [2020-10-29 21:49:27,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-29 21:49:27,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-29 21:49:27,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-29 21:49:27,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-29 21:49:27,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2020-10-29 21:49:27,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-10-29 21:49:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-29 21:49:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-29 21:49:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-29 21:49:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-29 21:49:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-10-29 21:49:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-29 21:49:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-29 21:49:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-10-29 21:49:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-10-29 21:49:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-10-29 21:49:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-29 21:49:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-10-29 21:49:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-29 21:49:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2020-10-29 21:49:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-10-29 21:49:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_read [2020-10-29 21:49:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_register [2020-10-29 21:49:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2020-10-29 21:49:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-29 21:49:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-29 21:49:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 21:49:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 21:49:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 21:49:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 21:49:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 21:49:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 21:49:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-29 21:49:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-29 21:49:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-29 21:49:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-29 21:49:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-29 21:49:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-29 21:49:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-29 21:49:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-10-29 21:49:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-29 21:49:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_7 [2020-10-29 21:49:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_8 [2020-10-29 21:49:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-10-29 21:49:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-29 21:49:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-29 21:49:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-10-29 21:49:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-29 21:49:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-29 21:49:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-10-29 21:49:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-29 21:49:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_9 [2020-10-29 21:49:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 21:49:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 21:49:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 21:49:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 21:49:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 21:49:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 21:49:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-29 21:49:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-29 21:49:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-29 21:49:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-29 21:49:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-29 21:49:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-29 21:49:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_platform_driver_1 [2020-10-29 21:49:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-29 21:49:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-29 21:49:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2020-10-29 21:49:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-10-29 21:49:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-10-29 21:49:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-10-29 21:49:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-10-29 21:49:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-10-29 21:49:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_read [2020-10-29 21:49:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_register [2020-10-29 21:49:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2020-10-29 21:49:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_read_ch [2020-10-29 21:49:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 21:49:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_add_raw [2020-10-29 21:49:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2020-10-29 21:49:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_ch_show [2020-10-29 21:49:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 21:49:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_label_show [2020-10-29 21:49:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_create_attr [2020-10-29 21:49:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 21:49:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 21:49:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2020-10-29 21:49:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2020-10-29 21:49:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 21:49:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2020-10-29 21:49:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_init [2020-10-29 21:49:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_exit [2020-10-29 21:49:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-29 21:49:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-29 21:49:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 21:49:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-29 21:49:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-29 21:49:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2020-10-29 21:49:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 21:49:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 21:49:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 21:49:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 21:49:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 21:49:29,029 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-29 21:49:29,473 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 21:49:29,474 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-29 21:49:29,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:49:29 BoogieIcfgContainer [2020-10-29 21:49:29,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 21:49:29,479 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 21:49:29,479 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 21:49:29,483 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 21:49:29,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 09:49:26" (1/3) ... [2020-10-29 21:49:29,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e9a1651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:49:29, skipping insertion in model container [2020-10-29 21:49:29,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:49:27" (2/3) ... [2020-10-29 21:49:29,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e9a1651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:49:29, skipping insertion in model container [2020-10-29 21:49:29,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:49:29" (3/3) ... [2020-10-29 21:49:29,487 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i [2020-10-29 21:49:29,501 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 21:49:29,507 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 21:49:29,523 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 21:49:29,555 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 21:49:29,555 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 21:49:29,556 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 21:49:29,556 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 21:49:29,556 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 21:49:29,556 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 21:49:29,556 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 21:49:29,556 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 21:49:29,584 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states. [2020-10-29 21:49:29,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-10-29 21:49:29,600 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:49:29,601 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 21:49:29,602 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:49:29,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:49:29,609 INFO L82 PathProgramCache]: Analyzing trace with hash 476330669, now seen corresponding path program 1 times [2020-10-29 21:49:29,620 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:49:29,621 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [160123405] [2020-10-29 21:49:29,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:49:29,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:30,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:30,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:30,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:33,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:33,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 158 [2020-10-29 21:49:33,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 21:49:33,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3737 [2020-10-29 21:49:33,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:33,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:33,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:49:33,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 21:49:33,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:49:33,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 21:49:34,023 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-29 21:49:34,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:49:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:49:34,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-29 21:49:34,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:34,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:34,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:49:34,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:49:34,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:49:34,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:34,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:34,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 21:49:34,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:49:34,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 21:49:34,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:49:34,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:34,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:34,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:34,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:49:34,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:34,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:34,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 21:49:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 21:49:34,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:49:34,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 21:49:34,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:34,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:34,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:49:34,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:49:34,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:34,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 21:49:34,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 21:49:34,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:49:34,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:49:34,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:49:34,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 21:49:34,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 21:49:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:49:34,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:49:34,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:49:34,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:34,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:34,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:34,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:49:34,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:34,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:34,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 21:49:34,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:49:34,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:49:34,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 21:49:34,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:34,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:34,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:49:34,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:49:34,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:34,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:34,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 21:49:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:49:34,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:49:34,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:49:34,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:34,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-29 21:49:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:49:34,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:49:34,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:49:34,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:34,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:34,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:49:34,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:34,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:34,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 21:49:34,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:49:34,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:49:34,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 21:49:34,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:34,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:34,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:34,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:34,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:49:34,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:34,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:49:34,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:34,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:34,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:34,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:34,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:34,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:34,461 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-29 21:49:34,462 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [160123405] [2020-10-29 21:49:34,464 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 21:49:34,464 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 21:49:34,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766800773] [2020-10-29 21:49:34,471 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 21:49:34,471 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:49:34,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 21:49:34,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 21:49:34,489 INFO L87 Difference]: Start difference. First operand 309 states. Second operand 6 states. [2020-10-29 21:49:34,807 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 21:49:35,169 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-29 21:49:37,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:49:37,856 INFO L93 Difference]: Finished difference Result 714 states and 929 transitions. [2020-10-29 21:49:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 21:49:37,858 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 110 [2020-10-29 21:49:37,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:49:37,876 INFO L225 Difference]: With dead ends: 714 [2020-10-29 21:49:37,876 INFO L226 Difference]: Without dead ends: 389 [2020-10-29 21:49:37,884 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-10-29 21:49:37,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2020-10-29 21:49:38,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 284. [2020-10-29 21:49:38,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2020-10-29 21:49:38,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 342 transitions. [2020-10-29 21:49:38,007 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 342 transitions. Word has length 110 [2020-10-29 21:49:38,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:49:38,008 INFO L481 AbstractCegarLoop]: Abstraction has 284 states and 342 transitions. [2020-10-29 21:49:38,008 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 21:49:38,008 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 342 transitions. [2020-10-29 21:49:38,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-29 21:49:38,013 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:49:38,013 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 21:49:38,014 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 21:49:38,014 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:49:38,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:49:38,015 INFO L82 PathProgramCache]: Analyzing trace with hash 85804200, now seen corresponding path program 1 times [2020-10-29 21:49:38,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:49:38,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [642922652] [2020-10-29 21:49:38,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:49:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:38,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-29 21:49:39,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 966 [2020-10-29 21:49:39,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 21:49:39,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-29 21:49:39,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 21:49:39,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,432 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-29 21:49:39,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:49:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:49:39,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-29 21:49:39,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:39,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:49:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:49:39,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:49:39,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:39,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 21:49:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:49:39,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:49:39,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:39,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:39,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:49:39,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:49:39,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:39,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 21:49:39,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:49:39,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:49:39,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:39,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:49:39,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 21:49:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:49:39,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-29 21:49:39,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:49:39,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 21:49:39,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:39,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:39,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:49:39,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 21:49:39,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 21:49:39,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:39,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-29 21:49:39,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 21:49:39,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:49:39,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 21:49:39,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:39,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:39,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:49:39,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:49:39,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:39,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-29 21:49:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:49:39,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:49:39,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:49:39,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:39,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-29 21:49:39,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:49:39,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:49:39,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:49:39,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:39,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:49:39,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:39,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 21:49:39,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:49:39,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:49:39,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 21:49:39,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:39,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:49:39,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:49:39,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:39,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-29 21:49:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:49:39,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:49:39,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:49:39,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-29 21:49:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:49:39,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:49:39,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:49:39,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:49:39,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:49:39,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:39,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-29 21:49:39,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:49:39,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:49:39,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 21:49:39,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:49:39,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:49:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:49:39,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:49:39,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:49:39,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:49:39,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:49:39,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:49:39,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:49:39,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:49:39,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:49:39,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:49:39,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:49:39,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:49:40,005 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-29 21:49:40,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [642922652] [2020-10-29 21:49:40,006 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 21:49:40,006 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 21:49:40,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056431664] [2020-10-29 21:49:40,008 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 21:49:40,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:49:40,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 21:49:40,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-29 21:49:40,010 INFO L87 Difference]: Start difference. First operand 284 states and 342 transitions. Second operand 11 states. [2020-10-29 21:49:40,300 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 21:49:41,067 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-29 21:49:42,389 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-29 21:49:42,714 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-29 21:49:44,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:49:44,784 INFO L93 Difference]: Finished difference Result 691 states and 869 transitions. [2020-10-29 21:49:44,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 21:49:44,785 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 139 [2020-10-29 21:49:44,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:49:44,792 INFO L225 Difference]: With dead ends: 691 [2020-10-29 21:49:44,792 INFO L226 Difference]: Without dead ends: 417 [2020-10-29 21:49:44,794 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2020-10-29 21:49:44,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2020-10-29 21:49:44,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 291. [2020-10-29 21:49:44,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2020-10-29 21:49:44,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 350 transitions. [2020-10-29 21:49:44,855 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 350 transitions. Word has length 139 [2020-10-29 21:49:44,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:49:44,856 INFO L481 AbstractCegarLoop]: Abstraction has 291 states and 350 transitions. [2020-10-29 21:49:44,856 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 21:49:44,856 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 350 transitions. [2020-10-29 21:49:44,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-29 21:49:44,859 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:49:44,859 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 21:49:44,860 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 21:49:44,860 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:49:44,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:49:44,860 INFO L82 PathProgramCache]: Analyzing trace with hash -1325799109, now seen corresponding path program 1 times [2020-10-29 21:49:44,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:49:44,861 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [970464228] [2020-10-29 21:49:44,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:49:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-29 21:49:44,972 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-29 21:49:44,972 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-29 21:49:44,977 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 21:49:45,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 09:49:45 BoogieIcfgContainer [2020-10-29 21:49:45,011 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 21:49:45,012 INFO L168 Benchmark]: Toolchain (without parser) took 18601.27 ms. Allocated memory was 151.0 MB in the beginning and 402.7 MB in the end (delta: 251.7 MB). Free memory was 123.5 MB in the beginning and 294.9 MB in the end (delta: -171.4 MB). Peak memory consumption was 81.3 MB. Max. memory is 8.0 GB. [2020-10-29 21:49:45,013 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 151.0 MB. Free memory is still 125.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 21:49:45,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 837.26 ms. Allocated memory is still 151.0 MB. Free memory was 122.9 MB in the beginning and 124.5 MB in the end (delta: -1.7 MB). Peak memory consumption was 33.5 MB. Max. memory is 8.0 GB. [2020-10-29 21:49:45,015 INFO L168 Benchmark]: Boogie Preprocessor took 119.92 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 119.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-29 21:49:45,016 INFO L168 Benchmark]: RCFGBuilder took 2100.23 ms. Allocated memory was 151.0 MB in the beginning and 199.2 MB in the end (delta: 48.2 MB). Free memory was 119.3 MB in the beginning and 140.7 MB in the end (delta: -21.4 MB). Peak memory consumption was 77.1 MB. Max. memory is 8.0 GB. [2020-10-29 21:49:45,017 INFO L168 Benchmark]: TraceAbstraction took 15532.06 ms. Allocated memory was 199.2 MB in the beginning and 402.7 MB in the end (delta: 203.4 MB). Free memory was 140.7 MB in the beginning and 294.9 MB in the end (delta: -154.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 8.0 GB. [2020-10-29 21:49:45,020 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 151.0 MB. Free memory is still 125.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 837.26 ms. Allocated memory is still 151.0 MB. Free memory was 122.9 MB in the beginning and 124.5 MB in the end (delta: -1.7 MB). Peak memory consumption was 33.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 119.92 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 119.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2100.23 ms. Allocated memory was 151.0 MB in the beginning and 199.2 MB in the end (delta: 48.2 MB). Free memory was 119.3 MB in the beginning and 140.7 MB in the end (delta: -21.4 MB). Peak memory consumption was 77.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 15532.06 ms. Allocated memory was 199.2 MB in the beginning and 402.7 MB in the end (delta: 203.4 MB). Free memory was 140.7 MB in the beginning and 294.9 MB in the end (delta: -154.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 1170. Possible FailurePath: [L883] int ldv_state_variable_1 ; [L884] struct platform_device *s3c_hwmon_driver_group0 ; [L885] int LDV_IN_INTERRUPT = 1; [L886] int ref_cnt ; [L887] int ldv_state_variable_0 ; [L1170-L1172] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1188] int ldv_retval_0 ; [L1189] int ldv_retval_1 ; [L1366] int ldv_count_1 = 0; [L1367] int ldv_count_2 = 0; [L1375] int ldv_call_dev_attr_of_sensor_device_attribute = 0; [L1203] int tmp ; [L1204] int tmp___0 ; [L1205] int tmp___1 ; [L1207] FCALL ldv_initialize() [L1208] ldv_state_variable_1 = 0 [L1209] ref_cnt = 0 [L1210] ldv_state_variable_0 = 1 [L1212] tmp = __VERIFIER_nondet_int() [L1214] case 0: [L1244] case 1: [L1245] COND TRUE ldv_state_variable_0 != 0 [L1246] tmp___1 = __VERIFIER_nondet_int() [L1248] case 0: [L1256] case 1: [L1257] COND TRUE ldv_state_variable_0 == 1 [L1258] CALL, EXPR s3c_hwmon_init() [L1175] int tmp ; [L1177] CALL, EXPR platform_driver_register(& s3c_hwmon_driver) [L1441] return __VERIFIER_nondet_int(); [L1177] RET, EXPR platform_driver_register(& s3c_hwmon_driver) [L1177] tmp = platform_driver_register(& s3c_hwmon_driver) [L1178] return (tmp); [L1258] RET, EXPR s3c_hwmon_init() [L1258] ldv_retval_1 = s3c_hwmon_init() [L1259] COND TRUE ldv_retval_1 == 0 [L1260] ldv_state_variable_0 = 3 [L1261] ldv_state_variable_1 = 1 [L1262] CALL ldv_initialize_platform_driver_1() [L1194] void *tmp ; [L1196] CALL, EXPR ldv_zalloc(624U) [L824] void *p ; [L825] void *tmp ; [L826] int tmp___0 ; [L828] tmp___0 = __VERIFIER_nondet_int() [L829] COND TRUE tmp___0 != 0 [L830] return (0); [L1196] RET, EXPR ldv_zalloc(624U) [L1196] tmp = ldv_zalloc(624U) [L1197] s3c_hwmon_driver_group0 = (struct platform_device *)tmp [L1262] RET ldv_initialize_platform_driver_1() [L1265] COND FALSE !(ldv_retval_1 != 0) [L1212] tmp = __VERIFIER_nondet_int() [L1214] case 0: [L1215] COND TRUE ldv_state_variable_1 != 0 [L1216] tmp___0 = __VERIFIER_nondet_int() [L1218] case 0: [L1219] COND TRUE ldv_state_variable_1 == 1 [L1220] CALL s3c_hwmon_probe(s3c_hwmon_driver_group0) [L1040] struct s3c_hwmon_pdata *pdata ; [L1041] struct s3c_hwmon *hwmon ; [L1042] int ret ; [L1043] int i ; [L1044] void *tmp ; [L1045] struct lock_class_key __key ; [L1046] long tmp___0 ; [L1047] long tmp___1 ; [L1048] long tmp___2 ; [L1049] long tmp___3 ; [L1050] struct s3c_hwmon_chcfg *cfg ; [L1052] EXPR dev->dev.platform_data [L1052] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1053] ret = 0 [L1054] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1059] CALL, EXPR ldv_kzalloc_9(800U, 208U) [L1324] void *tmp ; [L1326] CALL, EXPR ldv_zalloc(size) [L824] void *p ; [L825] void *tmp ; [L826] int tmp___0 ; [L828] tmp___0 = __VERIFIER_nondet_int() [L829] COND FALSE !(tmp___0 != 0) [L832] EXPR, FCALL calloc(1U, size) [L832] tmp = calloc(1U, size) [L833] p = tmp [L834] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L801] COND FALSE !(!cond) [L834] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L835] CALL, EXPR ldv_is_err(p) [L1333] return ((unsigned long )ptr > 2012UL); [L835] RET, EXPR ldv_is_err(p) [L835] CALL assume_abort_if_not(ldv_is_err(p) == 0) [L801] COND FALSE !(!cond) [L835] RET assume_abort_if_not(ldv_is_err(p) == 0) [L836] return (p); [L1326] RET, EXPR ldv_zalloc(size) [L1326] tmp = ldv_zalloc(size) [L1327] return (tmp); [L1059] RET, EXPR ldv_kzalloc_9(800U, 208U) [L1059] tmp = ldv_kzalloc_9(800U, 208U) [L1060] hwmon = (struct s3c_hwmon *)tmp [L1061] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L1066] CALL platform_set_drvdata(dev, (void *)hwmon) [L904] FCALL dev_set_drvdata(& pdev->dev, data) [L1066] RET platform_set_drvdata(dev, (void *)hwmon) [L1067] FCALL __mutex_init(& hwmon->lock, "&hwmon->lock", & __key) [L1068] CALL, EXPR s3c_adc_register(dev, 0, 0, 0U) [L1451] CALL, EXPR ldv_malloc(0UL) [L806] void *p ; [L807] void *tmp ; [L808] int tmp___0 ; [L810] tmp___0 = __VERIFIER_nondet_int() [L811] COND TRUE tmp___0 != 0 [L812] return (0); [L1451] RET, EXPR ldv_malloc(0UL) [L1451] return ldv_malloc(0UL); [L1068] RET, EXPR s3c_adc_register(dev, 0, 0, 0U) [L1068] hwmon->client = s3c_adc_register(dev, 0, 0, 0U) [L1069] EXPR hwmon->client [L1069] CALL, EXPR IS_ERR((void const *)hwmon->client) [L1300] long tmp ; [L1302] CALL, EXPR ldv_is_err(ptr) [L1333] return ((unsigned long )ptr > 2012UL); [L1302] RET, EXPR ldv_is_err(ptr) [L1302] tmp = ldv_is_err(ptr) [L1303] return (tmp); [L1069] RET, EXPR IS_ERR((void const *)hwmon->client) [L1069] tmp___1 = IS_ERR((void const *)hwmon->client) [L1070] COND FALSE !(tmp___1 != 0L) [L1077] CALL, EXPR s3c_hwmon_add_raw(& dev->dev) [L935] return (0); [L1077] RET, EXPR s3c_hwmon_add_raw(& dev->dev) [L1077] ret = s3c_hwmon_add_raw(& dev->dev) [L1078] COND FALSE !(ret != 0) [L1082] CALL, EXPR hwmon_device_register(& dev->dev) [L1424] CALL, EXPR ldv_malloc(sizeof(struct device)) [L806] void *p ; [L807] void *tmp ; [L808] int tmp___0 ; [L810] tmp___0 = __VERIFIER_nondet_int() [L811] COND TRUE tmp___0 != 0 [L812] return (0); [L1424] RET, EXPR ldv_malloc(sizeof(struct device)) [L1424] return ldv_malloc(sizeof(struct device)); [L1082] RET, EXPR hwmon_device_register(& dev->dev) [L1082] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1083] EXPR hwmon->hwmon_dev [L1083] CALL, EXPR IS_ERR((void const *)hwmon->hwmon_dev) [L1300] long tmp ; [L1302] CALL, EXPR ldv_is_err(ptr) [L1333] return ((unsigned long )ptr > 2012UL); [L1302] RET, EXPR ldv_is_err(ptr) [L1302] tmp = ldv_is_err(ptr) [L1303] return (tmp); [L1083] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) [L1083] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1084] COND FALSE !(tmp___3 != 0L) [L1091] i = 0 [L1130] COND TRUE (unsigned int )i <= 7U [L1094] EXPR pdata->in[i] [L1094] cfg = pdata->in[i] [L1095] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1099] EXPR cfg->mult [L1099] COND FALSE !(cfg->mult > 65535U) [L1104] EXPR cfg->div [L1104] COND FALSE !(cfg->div == 0U) [L1109] EXPR pdata->in[i] [L1109-L1110] CALL s3c_hwmon_create_attr(& dev->dev, pdata->in[i], (struct s3c_hwmon_attr *)(& hwmon->attrs) + (unsigned int )i, i) [L997] struct sensor_device_attribute *attr ; [L998] int ret ; [L1001] attr = & attrs->in [L1002] attr->index = channel [L1003] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L1004] attr->dev_attr.attr.mode = 292U [L1005] attr->dev_attr.show = & s3c_hwmon_ch_show [L1006] CALL ldv_device_create_file_7(dev, (struct device_attribute const *)(& attr->dev_attr)) [L1308] int tmp ; [L1310] CALL ldv_device_create_file_dev_attr_of_sensor_device_attribute() [L1378] int tmp ; [L1380] COND TRUE ldv_call_dev_attr_of_sensor_device_attribute == 0 [L1381] ldv_count_2 = ldv_count_2 + 1 [L1382] ldv_call_dev_attr_of_sensor_device_attribute = 1 [L1383] COND FALSE !(ldv_count_1 >= ldv_count_2) [L1385] CALL ldv_error() [L860] CALL reach_error() [L12] COND FALSE !(0) [L12] __assert_fail ("0", "linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.c", 3, __extension__ __PRETTY_FUNCTION__) - StatisticsResult: Ultimate Automizer benchmark data CFG has 58 procedures, 340 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 15.4s, OverallIterations: 3, TraceHistogramMax: 3, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 585 SDtfs, 894 SDslu, 1315 SDs, 0 SdLazy, 1593 SolverSat, 562 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 92 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=309occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 231 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 409 NumberOfCodeBlocks, 409 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 247 ConstructedInterpolants, 0 QuantifiedInterpolants, 93356 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 30/30 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...