/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-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 21:56:05,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 21:56:05,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 21:56:05,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 21:56:05,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 21:56:05,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 21:56:05,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 21:56:05,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 21:56:05,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 21:56:05,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 21:56:05,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 21:56:05,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 21:56:05,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 21:56:05,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 21:56:05,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 21:56:05,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 21:56:05,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 21:56:05,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 21:56:05,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 21:56:05,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 21:56:05,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 21:56:05,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 21:56:05,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 21:56:05,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 21:56:05,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 21:56:05,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 21:56:05,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 21:56:05,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 21:56:05,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 21:56:05,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 21:56:05,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 21:56:05,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 21:56:05,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 21:56:05,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 21:56:05,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 21:56:05,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 21:56:05,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 21:56:05,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 21:56:05,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 21:56:05,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 21:56:05,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 21:56:05,274 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 21:56:05,328 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 21:56:05,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 21:56:05,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 21:56:05,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 21:56:05,333 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 21:56:05,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 21:56:05,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 21:56:05,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 21:56:05,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 21:56:05,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 21:56:05,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 21:56:05,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 21:56:05,336 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 21:56:05,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 21:56:05,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 21:56:05,336 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 21:56:05,336 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 21:56:05,337 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 21:56:05,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 21:56:05,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 21:56:05,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 21:56:05,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 21:56:05,338 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 21:56:05,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 21:56:05,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 21:56:05,338 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 21:56:05,338 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 21:56:05,338 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 21:56:05,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 21:56:05,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 21:56:05,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 21:56:05,776 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 21:56:05,777 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 21:56:05,778 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-29 21:56:05,862 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/71a4f399c/624037262122409a9f16c1a816d27572/FLAGfa04f5032 [2020-10-29 21:56:06,682 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 21:56:06,682 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-29 21:56:06,704 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/71a4f399c/624037262122409a9f16c1a816d27572/FLAGfa04f5032 [2020-10-29 21:56:06,873 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/71a4f399c/624037262122409a9f16c1a816d27572 [2020-10-29 21:56:06,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 21:56:06,883 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 21:56:06,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 21:56:06,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 21:56:06,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 21:56:06,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:56:06" (1/1) ... [2020-10-29 21:56:06,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1563ce23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:56:06, skipping insertion in model container [2020-10-29 21:56:06,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:56:06" (1/1) ... [2020-10-29 21:56:06,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 21:56:06,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 21:56:07,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 21:56:07,432 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 21:56:07,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 21:56:07,746 INFO L208 MainTranslator]: Completed translation [2020-10-29 21:56:07,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:56:07 WrapperNode [2020-10-29 21:56:07,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 21:56:07,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 21:56:07,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 21:56:07,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 21:56:07,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:56:07" (1/1) ... [2020-10-29 21:56:07,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:56:07" (1/1) ... [2020-10-29 21:56:07,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:56:07" (1/1) ... [2020-10-29 21:56:07,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:56:07" (1/1) ... [2020-10-29 21:56:07,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:56:07" (1/1) ... [2020-10-29 21:56:07,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:56:07" (1/1) ... [2020-10-29 21:56:07,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:56:07" (1/1) ... [2020-10-29 21:56:07,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 21:56:07,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 21:56:07,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 21:56:07,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 21:56:07,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:56:07" (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 21:56:07,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 21:56:07,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 21:56:07,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-29 21:56:07,961 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 21:56:07,962 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 21:56:07,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-29 21:56:07,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-29 21:56:07,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-29 21:56:07,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-29 21:56:07,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-29 21:56:07,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-29 21:56:07,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-29 21:56:07,965 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-10-29 21:56:07,965 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-10-29 21:56:07,965 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_read_ch [2020-10-29 21:56:07,965 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_add_raw [2020-10-29 21:56:07,966 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2020-10-29 21:56:07,968 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_ch_show [2020-10-29 21:56:07,969 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_label_show [2020-10-29 21:56:07,969 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_create_attr [2020-10-29 21:56:07,969 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2020-10-29 21:56:07,969 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2020-10-29 21:56:07,969 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2020-10-29 21:56:07,970 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_init [2020-10-29 21:56:07,970 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_exit [2020-10-29 21:56:07,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_probe_1 [2020-10-29 21:56:07,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_1 [2020-10-29 21:56:07,970 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 21:56:07,970 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-29 21:56:07,971 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-29 21:56:07,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_7 [2020-10-29 21:56:07,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_8 [2020-10-29 21:56:07,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_9 [2020-10-29 21:56:07,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-29 21:56:07,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-10-29 21:56:07,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-29 21:56:07,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-29 21:56:07,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-29 21:56:07,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-29 21:56:07,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2020-10-29 21:56:07,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2020-10-29 21:56:07,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-29 21:56:07,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-29 21:56:07,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-29 21:56:07,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-29 21:56:07,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-10-29 21:56:07,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-29 21:56:07,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-29 21:56:07,973 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-10-29 21:56:07,973 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-10-29 21:56:07,974 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-10-29 21:56:07,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-29 21:56:07,974 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-10-29 21:56:07,974 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-29 21:56:07,975 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2020-10-29 21:56:07,975 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-10-29 21:56:07,975 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_read [2020-10-29 21:56:07,975 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_register [2020-10-29 21:56:07,975 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2020-10-29 21:56:07,976 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-29 21:56:07,976 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-29 21:56:07,976 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-29 21:56:07,976 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 21:56:07,976 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 21:56:07,977 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 21:56:07,977 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 21:56:07,977 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 21:56:07,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 21:56:07,977 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-29 21:56:07,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-29 21:56:07,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-29 21:56:07,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-29 21:56:07,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-29 21:56:07,978 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-29 21:56:07,980 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-29 21:56:07,980 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-10-29 21:56:07,980 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-29 21:56:07,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_7 [2020-10-29 21:56:07,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_8 [2020-10-29 21:56:07,981 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-10-29 21:56:07,981 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-29 21:56:07,981 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-29 21:56:07,981 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-10-29 21:56:07,981 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-29 21:56:07,982 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-29 21:56:07,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2020-10-29 21:56:07,983 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-29 21:56:07,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_9 [2020-10-29 21:56:07,983 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 21:56:07,983 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 21:56:07,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 21:56:07,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 21:56:07,984 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 21:56:07,984 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-29 21:56:07,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 21:56:07,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-29 21:56:07,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-29 21:56:07,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-29 21:56:07,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-29 21:56:07,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-29 21:56:07,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-29 21:56:07,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-29 21:56:07,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_probe_1 [2020-10-29 21:56:07,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_1 [2020-10-29 21:56:07,985 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-29 21:56:07,986 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2020-10-29 21:56:07,986 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-10-29 21:56:07,986 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-10-29 21:56:07,986 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-10-29 21:56:07,987 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-10-29 21:56:07,987 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-10-29 21:56:07,987 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_read [2020-10-29 21:56:07,987 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_register [2020-10-29 21:56:07,988 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2020-10-29 21:56:07,988 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_read_ch [2020-10-29 21:56:07,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 21:56:07,988 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_add_raw [2020-10-29 21:56:07,988 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2020-10-29 21:56:07,989 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_ch_show [2020-10-29 21:56:07,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 21:56:07,989 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_label_show [2020-10-29 21:56:07,989 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_create_attr [2020-10-29 21:56:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 21:56:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 21:56:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2020-10-29 21:56:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2020-10-29 21:56:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 21:56:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2020-10-29 21:56:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_init [2020-10-29 21:56:07,990 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_exit [2020-10-29 21:56:07,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-29 21:56:07,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-29 21:56:07,992 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-29 21:56:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 21:56:07,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-29 21:56:07,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-10-29 21:56:07,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-29 21:56:07,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-29 21:56:07,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2020-10-29 21:56:07,997 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 21:56:07,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 21:56:07,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 21:56:08,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 21:56:08,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 21:56:09,240 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-29 21:56:09,636 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 21:56:09,636 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-29 21:56:09,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:56:09 BoogieIcfgContainer [2020-10-29 21:56:09,639 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 21:56:09,655 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 21:56:09,656 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 21:56:09,659 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 21:56:09,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 09:56:06" (1/3) ... [2020-10-29 21:56:09,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b62fc3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:56:09, skipping insertion in model container [2020-10-29 21:56:09,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:56:07" (2/3) ... [2020-10-29 21:56:09,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b62fc3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:56:09, skipping insertion in model container [2020-10-29 21:56:09,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:56:09" (3/3) ... [2020-10-29 21:56:09,663 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-29 21:56:09,674 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 21:56:09,680 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 21:56:09,693 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 21:56:09,723 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 21:56:09,723 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 21:56:09,723 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 21:56:09,723 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 21:56:09,723 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 21:56:09,723 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 21:56:09,724 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 21:56:09,724 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 21:56:09,749 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states. [2020-10-29 21:56:09,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-10-29 21:56:09,766 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:56:09,767 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, 1, 1, 1, 1, 1] [2020-10-29 21:56:09,767 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:56:09,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:56:09,774 INFO L82 PathProgramCache]: Analyzing trace with hash -1918091193, now seen corresponding path program 1 times [2020-10-29 21:56:09,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:56:09,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [908885998] [2020-10-29 21:56:09,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:56:10,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:10,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:10,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:10,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 165 [2020-10-29 21:56:14,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 21:56:14,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4050 [2020-10-29 21:56:14,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:56:14,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 21:56:14,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:56:14,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 21:56:14,506 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 21:56:14,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:56:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:14,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-29 21:56:14,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:14,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:56:14,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:56:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:56:14,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:56:14,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:14,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:14,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 21:56:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:56:14,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 21:56:14,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:56:14,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:56:14,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:14,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:56:14,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:56:14,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:14,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:14,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 21:56:14,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 21:56:14,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 21:56:14,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 21:56:14,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:14,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:14,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:14,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:56:14,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:14,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:14,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 21:56:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:14,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:56:14,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:56:14,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:14,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 21:56:14,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:56:14,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 21:56:14,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:56:14,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:14,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:14,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:56:14,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:56:14,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:14,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:14,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 21:56:14,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:56:14,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 21:56:14,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 21:56:14,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 21:56:14,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:14,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:14,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:56:14,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:14,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:14,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 21:56:14,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:14,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:56:14,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:56:14,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:56:14,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-29 21:56:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:56:14,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 21:56:14,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:56:14,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:14,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:14,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:56:14,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:56:14,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:14,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:14,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 21:56:14,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:56:14,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:56:14,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 21:56:14,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:14,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:14,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:56:14,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:14,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:14,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-29 21:56:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:14,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:14,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:14,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:14,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:14,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:56:14,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:14,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:14,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:14,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:56:14,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:14,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:15,013 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 21:56:15,014 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [908885998] [2020-10-29 21:56:15,017 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 21:56:15,017 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 21:56:15,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457910255] [2020-10-29 21:56:15,023 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 21:56:15,024 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:56:15,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 21:56:15,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 21:56:15,040 INFO L87 Difference]: Start difference. First operand 339 states. Second operand 6 states. [2020-10-29 21:56:15,374 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-29 21:56:15,759 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-29 21:56:18,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:56:18,411 INFO L93 Difference]: Finished difference Result 757 states and 998 transitions. [2020-10-29 21:56:18,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 21:56:18,414 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 115 [2020-10-29 21:56:18,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:56:18,432 INFO L225 Difference]: With dead ends: 757 [2020-10-29 21:56:18,432 INFO L226 Difference]: Without dead ends: 413 [2020-10-29 21:56:18,440 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-10-29 21:56:18,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-10-29 21:56:18,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 302. [2020-10-29 21:56:18,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2020-10-29 21:56:18,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 366 transitions. [2020-10-29 21:56:18,568 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 366 transitions. Word has length 115 [2020-10-29 21:56:18,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:56:18,569 INFO L481 AbstractCegarLoop]: Abstraction has 302 states and 366 transitions. [2020-10-29 21:56:18,569 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 21:56:18,569 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 366 transitions. [2020-10-29 21:56:18,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-29 21:56:18,575 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:56:18,575 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2020-10-29 21:56:18,575 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 21:56:18,576 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:56:18,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:56:18,576 INFO L82 PathProgramCache]: Analyzing trace with hash 1979353147, now seen corresponding path program 1 times [2020-10-29 21:56:18,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:56:18,577 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1575953575] [2020-10-29 21:56:18,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:56:18,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:18,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:18,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:23,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:23,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-29 21:56:23,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:56:23,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5058 [2020-10-29 21:56:23,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:23,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:23,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 21:56:23,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-29 21:56:23,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 21:56:23,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:56:24,078 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 21:56:24,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:56:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:24,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 21:56:24,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:24,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:56:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:56:24,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:56:24,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:24,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 21:56:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:56:24,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:56:24,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:24,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:24,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:56:24,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:24,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-29 21:56:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 21:56:24,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-29 21:56:24,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 21:56:24,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 21:56:24,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 21:56:24,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:56:24,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:56:24,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 21:56:24,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:24,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 21:56:24,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 21:56:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:56:24,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:56:24,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 21:56:24,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:56:24,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 21:56:24,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 21:56:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:56:24,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:56:24,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:56:24,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:56:24,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:56:24,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:24,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-29 21:56:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 21:56:24,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:56:24,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 21:56:24,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:24,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:56:24,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:24,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 21:56:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:24,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:56:24,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:56:24,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-29 21:56:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:56:24,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:56:24,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:56:24,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:56:24,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:56:24,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:24,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-29 21:56:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:56:24,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:56:24,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 21:56:24,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:24,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:56:24,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:24,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-29 21:56:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:24,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:56:24,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:56:24,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 21:56:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:56:24,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:56:24,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:56:24,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:56:24,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:56:24,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:24,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-29 21:56:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:56:24,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:56:24,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 21:56:24,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:24,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:56:24,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:24,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-29 21:56:24,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:24,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:24,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:24,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:24,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:24,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:56:24,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:24,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:24,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:24,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:56:24,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:24,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:24,623 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-29 21:56:24,624 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1575953575] [2020-10-29 21:56:24,624 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 21:56:24,625 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-29 21:56:24,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477076805] [2020-10-29 21:56:24,627 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 21:56:24,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:56:24,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 21:56:24,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-29 21:56:24,628 INFO L87 Difference]: Start difference. First operand 302 states and 366 transitions. Second operand 11 states. [2020-10-29 21:56:24,895 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-29 21:56:25,601 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-29 21:56:25,943 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-29 21:56:26,244 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 21:56:26,587 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2020-10-29 21:56:26,916 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-29 21:56:29,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:56:29,193 INFO L93 Difference]: Finished difference Result 671 states and 830 transitions. [2020-10-29 21:56:29,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 21:56:29,194 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 150 [2020-10-29 21:56:29,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:56:29,200 INFO L225 Difference]: With dead ends: 671 [2020-10-29 21:56:29,200 INFO L226 Difference]: Without dead ends: 377 [2020-10-29 21:56:29,202 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-10-29 21:56:29,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2020-10-29 21:56:29,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 304. [2020-10-29 21:56:29,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 304 states. [2020-10-29 21:56:29,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 370 transitions. [2020-10-29 21:56:29,260 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 370 transitions. Word has length 150 [2020-10-29 21:56:29,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:56:29,260 INFO L481 AbstractCegarLoop]: Abstraction has 304 states and 370 transitions. [2020-10-29 21:56:29,260 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 21:56:29,260 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 370 transitions. [2020-10-29 21:56:29,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-10-29 21:56:29,264 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:56:29,264 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1] [2020-10-29 21:56:29,264 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 21:56:29,264 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:56:29,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:56:29,265 INFO L82 PathProgramCache]: Analyzing trace with hash 1463768920, now seen corresponding path program 1 times [2020-10-29 21:56:29,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:56:29,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1726198628] [2020-10-29 21:56:29,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:56:29,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:29,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:30,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:30,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-29 21:56:30,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:30,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1383 [2020-10-29 21:56:30,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:30,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:30,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 21:56:30,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-29 21:56:30,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 21:56:30,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:56:31,034 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-29 21:56:31,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:56:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:31,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-29 21:56:31,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:56:31,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:56:31,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:56:31,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 21:56:31,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:56:31,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:56:31,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:31,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:56:31,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:56:31,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-29 21:56:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-29 21:56:31,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 21:56:31,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:31,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 21:56:31,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 21:56:31,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:56:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:56:31,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:56:31,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:56:31,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 21:56:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:56:31,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:56:31,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:56:31,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:31,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:31,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:56:31,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:56:31,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 21:56:31,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:56:31,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:56:31,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:56:31,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 21:56:31,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:56:31,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:56:31,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-29 21:56:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:56:31,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 21:56:31,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:56:31,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 21:56:31,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:56:31,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:56:31,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 21:56:31,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 21:56:31,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-29 21:56:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 21:56:31,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:56:31,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 21:56:31,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:31,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:31,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:56:31,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-29 21:56:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:31,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:56:31,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:56:31,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-29 21:56:31,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:56:31,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:56:31,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:56:31,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:56:31,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:56:31,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 21:56:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:56:31,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:56:31,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 21:56:31,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:56:31,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:31,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:56:31,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:56:31,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 21:56:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:31,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:56:31,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:56:31,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:56:31,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-29 21:56:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:56:31,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:56:31,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:56:31,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:31,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:56:31,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:56:31,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:56:31,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-29 21:56:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:56:31,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:56:31,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 21:56:31,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:56:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:31,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:56:31,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:56:31,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-29 21:56:31,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:56:31,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:31,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:56:31,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:56:31,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:56:31,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:56:31,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:56:31,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:56:31,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:56:31,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:56:31,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:56:31,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:56:31,657 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-10-29 21:56:31,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1726198628] [2020-10-29 21:56:31,658 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 21:56:31,658 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 21:56:31,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715140587] [2020-10-29 21:56:31,661 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 21:56:31,661 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:56:31,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 21:56:31,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-29 21:56:31,663 INFO L87 Difference]: Start difference. First operand 304 states and 370 transitions. Second operand 11 states. [2020-10-29 21:56:31,908 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-29 21:56:33,033 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-29 21:56:33,363 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-29 21:56:33,659 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-29 21:56:35,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:56:35,968 INFO L93 Difference]: Finished difference Result 675 states and 834 transitions. [2020-10-29 21:56:35,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 21:56:35,969 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 171 [2020-10-29 21:56:35,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:56:35,973 INFO L225 Difference]: With dead ends: 675 [2020-10-29 21:56:35,973 INFO L226 Difference]: Without dead ends: 381 [2020-10-29 21:56:35,975 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2020-10-29 21:56:35,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2020-10-29 21:56:36,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 311. [2020-10-29 21:56:36,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 311 states. [2020-10-29 21:56:36,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 377 transitions. [2020-10-29 21:56:36,025 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 377 transitions. Word has length 171 [2020-10-29 21:56:36,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:56:36,026 INFO L481 AbstractCegarLoop]: Abstraction has 311 states and 377 transitions. [2020-10-29 21:56:36,026 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 21:56:36,026 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 377 transitions. [2020-10-29 21:56:36,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-10-29 21:56:36,029 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:56:36,029 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 21:56:36,029 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 21:56:36,030 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:56:36,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:56:36,030 INFO L82 PathProgramCache]: Analyzing trace with hash -1857194063, now seen corresponding path program 1 times [2020-10-29 21:56:36,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:56:36,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [443142320] [2020-10-29 21:56:36,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:56:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-29 21:56:36,192 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-29 21:56:36,193 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-29 21:56:36,198 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 21:56:36,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 09:56:36 BoogieIcfgContainer [2020-10-29 21:56:36,252 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 21:56:36,256 INFO L168 Benchmark]: Toolchain (without parser) took 29375.50 ms. Allocated memory was 151.0 MB in the beginning and 552.6 MB in the end (delta: 401.6 MB). Free memory was 123.8 MB in the beginning and 302.8 MB in the end (delta: -179.0 MB). Peak memory consumption was 224.0 MB. Max. memory is 8.0 GB. [2020-10-29 21:56:36,258 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 151.0 MB. Free memory is still 126.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 21:56:36,263 INFO L168 Benchmark]: CACSL2BoogieTranslator took 863.21 ms. Allocated memory is still 151.0 MB. Free memory was 123.1 MB in the beginning and 121.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 33.4 MB. Max. memory is 8.0 GB. [2020-10-29 21:56:36,264 INFO L168 Benchmark]: Boogie Preprocessor took 119.19 ms. Allocated memory is still 151.0 MB. Free memory was 121.2 MB in the beginning and 115.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-29 21:56:36,265 INFO L168 Benchmark]: RCFGBuilder took 1770.17 ms. Allocated memory was 151.0 MB in the beginning and 185.6 MB in the end (delta: 34.6 MB). Free memory was 115.4 MB in the beginning and 89.5 MB in the end (delta: 26.0 MB). Peak memory consumption was 63.7 MB. Max. memory is 8.0 GB. [2020-10-29 21:56:36,266 INFO L168 Benchmark]: TraceAbstraction took 26596.46 ms. Allocated memory was 185.6 MB in the beginning and 552.6 MB in the end (delta: 367.0 MB). Free memory was 159.4 MB in the beginning and 302.8 MB in the end (delta: -143.4 MB). Peak memory consumption was 223.6 MB. Max. memory is 8.0 GB. [2020-10-29 21:56:36,279 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 126.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 863.21 ms. Allocated memory is still 151.0 MB. Free memory was 123.1 MB in the beginning and 121.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 33.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 119.19 ms. Allocated memory is still 151.0 MB. Free memory was 121.2 MB in the beginning and 115.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1770.17 ms. Allocated memory was 151.0 MB in the beginning and 185.6 MB in the end (delta: 34.6 MB). Free memory was 115.4 MB in the beginning and 89.5 MB in the end (delta: 26.0 MB). Peak memory consumption was 63.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 26596.46 ms. Allocated memory was 185.6 MB in the beginning and 552.6 MB in the end (delta: 367.0 MB). Free memory was 159.4 MB in the beginning and 302.8 MB in the end (delta: -143.4 MB). Peak memory consumption was 223.6 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 1174. Possible FailurePath: [L883] int LDV_IN_INTERRUPT = 1; [L884] int ref_cnt ; [L885] int ldv_state_variable_1 ; [L886] struct platform_device *s3c_hwmon_driver_group1 ; [L887] int probed_1 = 0; [L888] int ldv_state_variable_0 ; [L1174-L1176] 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}; [L1192] int ldv_retval_0 ; [L1193] int ldv_retval_1 ; [L1196] int ldv_retval_2 ; [L1421] int ldv_count_1 = 0; [L1422] int ldv_count_2 = 0; [L1222] int tmp ; [L1223] int tmp___0 ; [L1224] int tmp___1 ; [L1226] FCALL ldv_initialize() [L1227] ldv_state_variable_1 = 0 [L1228] ref_cnt = 0 [L1229] ldv_state_variable_0 = 1 [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: [L1278] case 1: [L1279] COND TRUE ldv_state_variable_0 != 0 [L1280] tmp___1 = __VERIFIER_nondet_int() [L1282] case 0: [L1290] case 1: [L1291] COND TRUE ldv_state_variable_0 == 1 [L1292] CALL, EXPR s3c_hwmon_init() [L1179] int tmp ; [L1181] CALL, EXPR platform_driver_register(& s3c_hwmon_driver) [L1497] return __VERIFIER_nondet_int(); [L1181] RET, EXPR platform_driver_register(& s3c_hwmon_driver) [L1181] tmp = platform_driver_register(& s3c_hwmon_driver) [L1182] return (tmp); [L1292] RET, EXPR s3c_hwmon_init() [L1292] ldv_retval_2 = s3c_hwmon_init() [L1293] COND FALSE !(ldv_retval_2 != 0) [L1298] COND TRUE ldv_retval_2 == 0 [L1299] ldv_state_variable_0 = 2 [L1300] ldv_state_variable_1 = 1 [L1301] CALL ldv_platform_driver_init_1() [L1212] void *tmp ; [L1214] CALL, EXPR ldv_malloc(624U) [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND FALSE !(tmp___0 != 0) [L815] tmp = malloc(size) [L816] p = tmp [L817] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L801] COND FALSE !(!cond) [L817] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L818] CALL, EXPR IS_ERR(p) [L1334] bool tmp ; [L1336] CALL, EXPR ldv_is_err(ptr) [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L818] RET, EXPR IS_ERR(p) [L818] CALL assume_abort_if_not(IS_ERR(p) == 0) [L801] COND FALSE !(!cond) [L818] RET assume_abort_if_not(IS_ERR(p) == 0) [L819] return (p); [L1214] RET, EXPR ldv_malloc(624U) [L1214] tmp = ldv_malloc(624U) [L1215] CALL assume_abort_if_not((unsigned long )tmp != (unsigned long )((void *)0)) [L801] COND FALSE !(!cond) [L1215] RET assume_abort_if_not((unsigned long )tmp != (unsigned long )((void *)0)) [L1216] s3c_hwmon_driver_group1 = (struct platform_device *)tmp [L1301] RET ldv_platform_driver_init_1() [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: [L1234] COND TRUE ldv_state_variable_1 != 0 [L1235] tmp___0 = __VERIFIER_nondet_int() [L1237] case 0: [L1238] COND TRUE ldv_state_variable_1 == 1 [L1239] CALL s3c_hwmon_probe(s3c_hwmon_driver_group1) [L1042] struct s3c_hwmon_pdata *pdata ; [L1043] struct s3c_hwmon *hwmon ; [L1044] int ret ; [L1045] int i ; [L1046] void *tmp ; [L1047] struct lock_class_key __key ; [L1048] long tmp___0 ; [L1049] long tmp___1 ; [L1050] long tmp___2 ; [L1051] long tmp___3 ; [L1052] struct s3c_hwmon_chcfg *cfg ; [L1054] EXPR dev->dev.platform_data [L1054] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1055] ret = 0 [L1056] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1061] CALL, EXPR ldv_kzalloc_9(800U, 208U) [L1358] void *tmp ; [L1360] CALL, EXPR ldv_zalloc(size) [L825] void *p ; [L826] void *tmp ; [L827] int tmp___0 ; [L829] tmp___0 = __VERIFIER_nondet_int() [L830] COND FALSE !(tmp___0 != 0) [L833] EXPR, FCALL calloc(1U, size) [L833] tmp = calloc(1U, size) [L834] p = tmp [L835] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L801] COND FALSE !(!cond) [L835] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L836] CALL, EXPR IS_ERR(p) [L1334] bool tmp ; [L1336] CALL, EXPR ldv_is_err(ptr) [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L836] RET, EXPR IS_ERR(p) [L836] CALL assume_abort_if_not(IS_ERR(p) == 0) [L801] COND FALSE !(!cond) [L836] RET assume_abort_if_not(IS_ERR(p) == 0) [L837] return (p); [L1360] RET, EXPR ldv_zalloc(size) [L1360] tmp = ldv_zalloc(size) [L1361] return (tmp); [L1061] RET, EXPR ldv_kzalloc_9(800U, 208U) [L1061] tmp = ldv_kzalloc_9(800U, 208U) [L1062] hwmon = (struct s3c_hwmon *)tmp [L1063] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L1068] CALL platform_set_drvdata(dev, (void *)hwmon) [L906] FCALL dev_set_drvdata(& pdev->dev, data) [L1068] RET platform_set_drvdata(dev, (void *)hwmon) [L1069] FCALL __mutex_init(& hwmon->lock, "&hwmon->lock", & __key) [L1070-L1072] CALL, EXPR s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1507] CALL, EXPR ldv_malloc(0UL) [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); [L1507] RET, EXPR ldv_malloc(0UL) [L1507] return ldv_malloc(0UL); [L1070-L1072] RET, EXPR s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1070-L1072] hwmon->client = s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1073] EXPR hwmon->client [L1073] CALL, EXPR IS_ERR((void const *)hwmon->client) [L1334] bool tmp ; [L1336] CALL, EXPR ldv_is_err(ptr) [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L1073] RET, EXPR IS_ERR((void const *)hwmon->client) [L1073] tmp___1 = IS_ERR((void const *)hwmon->client) [L1074] COND FALSE !(tmp___1 != 0L) [L1081] CALL, EXPR s3c_hwmon_add_raw(& dev->dev) [L937] return (0); [L1081] RET, EXPR s3c_hwmon_add_raw(& dev->dev) [L1081] ret = s3c_hwmon_add_raw(& dev->dev) [L1082] COND FALSE !(ret != 0) [L1086] CALL, EXPR hwmon_device_register(& dev->dev) [L1480] CALL, EXPR ldv_malloc(sizeof(struct device)) [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); [L1480] RET, EXPR ldv_malloc(sizeof(struct device)) [L1480] return ldv_malloc(sizeof(struct device)); [L1086] RET, EXPR hwmon_device_register(& dev->dev) [L1086] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1087] EXPR hwmon->hwmon_dev [L1087] CALL, EXPR IS_ERR((void const *)hwmon->hwmon_dev) [L1334] bool tmp ; [L1336] CALL, EXPR ldv_is_err(ptr) [L1388] return ((unsigned long )ptr > 2012UL); [L1336] RET, EXPR ldv_is_err(ptr) [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); [L1087] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) [L1087] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1088] COND FALSE !(tmp___3 != 0L) [L1095] i = 0 [L1134] COND TRUE (unsigned int )i <= 7U [L1098] EXPR pdata->in[i] [L1098] cfg = pdata->in[i] [L1099] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1103] EXPR cfg->mult [L1103] COND FALSE !(cfg->mult > 65535U) [L1108] EXPR cfg->div [L1108] COND FALSE !(cfg->div == 0U) [L1113] EXPR pdata->in[i] [L1113-L1114] CALL s3c_hwmon_create_attr(& dev->dev, pdata->in[i], (struct s3c_hwmon_attr *)(& hwmon->attrs) + (unsigned int )i, i) [L999] struct sensor_device_attribute *attr ; [L1000] int ret ; [L1003] attr = & attrs->in [L1004] attr->index = channel [L1005] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L1006] attr->dev_attr.attr.mode = 292U [L1007] attr->dev_attr.show = & s3c_hwmon_ch_show [L1008] CALL ldv_device_create_file_7(dev, (struct device_attribute const *)(& attr->dev_attr)) [L1342] int tmp ; [L1344] CALL ldv_device_create_file() [L1432] int nondetermined ; [L1433] int tmp ; [L1435] CALL, EXPR ldv_undef_int() [L862] int tmp ; [L864] tmp = __VERIFIER_nondet_int() [L865] return (tmp); [L1435] RET, EXPR ldv_undef_int() [L1435] nondetermined = ldv_undef_int() [L1436] COND TRUE nondetermined != 0 [L1437] ldv_count_2 = ldv_count_2 + 1 [L1438] COND TRUE ldv_count_1 < ldv_count_2 [L1439] CALL ldv_error() [L1368] CALL reach_error() [L12] COND FALSE !(0) [L12] __assert_fail ("0", "linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.c", 3, __extension__ __PRETTY_FUNCTION__) - StatisticsResult: Ultimate Automizer benchmark data CFG has 62 procedures, 383 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 26.4s, OverallIterations: 4, TraceHistogramMax: 5, AutomataDifference: 12.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 951 SDtfs, 1394 SDslu, 2419 SDs, 0 SdLazy, 2602 SolverSat, 884 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 168 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=339occurred 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: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 254 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 13.1s InterpolantComputationTime, 633 NumberOfCodeBlocks, 633 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 433 ConstructedInterpolants, 0 QuantifiedInterpolants, 180029 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 80/84 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...