/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-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 0.1.25-adbd35c [2020-10-13 23:06:51,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 23:06:51,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 23:06:51,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 23:06:51,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 23:06:51,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 23:06:51,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 23:06:51,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 23:06:51,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 23:06:51,622 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 23:06:51,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 23:06:51,624 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 23:06:51,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 23:06:51,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 23:06:51,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 23:06:51,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 23:06:51,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 23:06:51,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 23:06:51,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 23:06:51,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 23:06:51,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 23:06:51,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 23:06:51,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 23:06:51,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 23:06:51,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 23:06:51,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 23:06:51,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 23:06:51,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 23:06:51,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 23:06:51,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 23:06:51,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 23:06:51,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 23:06:51,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 23:06:51,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 23:06:51,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 23:06:51,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 23:06:51,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 23:06:51,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 23:06:51,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 23:06:51,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 23:06:51,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 23:06:51,669 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 [2020-10-13 23:06:51,704 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 23:06:51,704 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 23:06:51,706 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 23:06:51,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 23:06:51,707 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 23:06:51,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 23:06:51,707 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 23:06:51,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 23:06:51,708 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 23:06:51,708 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 23:06:51,709 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 23:06:51,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 23:06:51,709 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 23:06:51,710 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 23:06:51,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 23:06:51,710 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 23:06:51,710 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 23:06:51,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 23:06:51,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 23:06:51,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 23:06:51,711 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 23:06:51,711 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 23:06:51,712 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 23:06:51,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 23:06:51,712 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 23:06:51,712 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 23:06:51,712 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 23:06:51,712 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 23:06:52,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 23:06:52,033 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 23:06:52,040 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 23:06:52,042 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 23:06:52,042 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 23:06:52,044 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-13 23:06:52,100 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8191f1de4/0e6aed2df3f6448583f15c6329c0bc3b/FLAG5a9355168 [2020-10-13 23:06:52,680 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 23:06:52,680 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-13 23:06:52,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8191f1de4/0e6aed2df3f6448583f15c6329c0bc3b/FLAG5a9355168 [2020-10-13 23:06:52,940 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8191f1de4/0e6aed2df3f6448583f15c6329c0bc3b [2020-10-13 23:06:52,948 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 23:06:52,949 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 23:06:52,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 23:06:52,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 23:06:52,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 23:06:52,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:06:52" (1/1) ... [2020-10-13 23:06:52,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c1daf07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:06:52, skipping insertion in model container [2020-10-13 23:06:52,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:06:52" (1/1) ... [2020-10-13 23:06:52,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 23:06:53,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 23:06:53,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 23:06:53,638 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 23:06:53,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 23:06:53,837 INFO L208 MainTranslator]: Completed translation [2020-10-13 23:06:53,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:06:53 WrapperNode [2020-10-13 23:06:53,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 23:06:53,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 23:06:53,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 23:06:53,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 23:06:53,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:06:53" (1/1) ... [2020-10-13 23:06:53,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:06:53" (1/1) ... [2020-10-13 23:06:53,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:06:53" (1/1) ... [2020-10-13 23:06:53,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:06:53" (1/1) ... [2020-10-13 23:06:53,939 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:06:53" (1/1) ... [2020-10-13 23:06:53,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:06:53" (1/1) ... [2020-10-13 23:06:53,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:06:53" (1/1) ... [2020-10-13 23:06:53,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 23:06:53,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 23:06:53,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 23:06:53,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 23:06:53,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:06:53" (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 [2020-10-13 23:06:54,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 23:06:54,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 23:06:54,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-13 23:06:54,047 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 23:06:54,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 23:06:54,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 23:06:54,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-13 23:06:54,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-13 23:06:54,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 23:06:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 23:06:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 23:06:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-10-13 23:06:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-10-13 23:06:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_read_ch [2020-10-13 23:06:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_add_raw [2020-10-13 23:06:54,050 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2020-10-13 23:06:54,050 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_ch_show [2020-10-13 23:06:54,050 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_label_show [2020-10-13 23:06:54,050 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_create_attr [2020-10-13 23:06:54,050 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2020-10-13 23:06:54,051 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2020-10-13 23:06:54,051 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2020-10-13 23:06:54,051 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_init [2020-10-13 23:06:54,051 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_exit [2020-10-13 23:06:54,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_probe_1 [2020-10-13 23:06:54,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_1 [2020-10-13 23:06:54,052 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 23:06:54,052 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-13 23:06:54,052 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-13 23:06:54,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_7 [2020-10-13 23:06:54,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_8 [2020-10-13 23:06:54,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_9 [2020-10-13 23:06:54,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 23:06:54,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-10-13 23:06:54,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-13 23:06:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-13 23:06:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-13 23:06:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-13 23:06:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2020-10-13 23:06:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2020-10-13 23:06:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 23:06:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-13 23:06:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-13 23:06:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-13 23:06:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-10-13 23:06:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-13 23:06:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-13 23:06:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-10-13 23:06:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-10-13 23:06:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-10-13 23:06:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 23:06:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-10-13 23:06:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-13 23:06:54,057 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2020-10-13 23:06:54,057 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-10-13 23:06:54,057 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_read [2020-10-13 23:06:54,057 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_register [2020-10-13 23:06:54,057 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2020-10-13 23:06:54,058 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 23:06:54,058 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 23:06:54,058 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 23:06:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 23:06:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-13 23:06:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-13 23:06:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-13 23:06:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 23:06:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 23:06:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 23:06:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-13 23:06:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-10-13 23:06:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-13 23:06:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_7 [2020-10-13 23:06:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_8 [2020-10-13 23:06:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-10-13 23:06:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-13 23:06:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-13 23:06:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-10-13 23:06:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-13 23:06:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-13 23:06:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2020-10-13 23:06:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 23:06:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_9 [2020-10-13 23:06:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 23:06:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 23:06:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 23:06:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 23:06:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 23:06:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 23:06:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-13 23:06:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 23:06:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 23:06:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-13 23:06:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-13 23:06:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 23:06:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 23:06:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 23:06:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 23:06:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_probe_1 [2020-10-13 23:06:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_1 [2020-10-13 23:06:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-13 23:06:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2020-10-13 23:06:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-10-13 23:06:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-10-13 23:06:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-10-13 23:06:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-10-13 23:06:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-10-13 23:06:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_read [2020-10-13 23:06:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_register [2020-10-13 23:06:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2020-10-13 23:06:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_read_ch [2020-10-13 23:06:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 23:06:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 23:06:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_add_raw [2020-10-13 23:06:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2020-10-13 23:06:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_ch_show [2020-10-13 23:06:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 23:06:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_label_show [2020-10-13 23:06:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_create_attr [2020-10-13 23:06:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 23:06:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 23:06:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2020-10-13 23:06:54,069 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2020-10-13 23:06:54,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 23:06:54,069 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2020-10-13 23:06:54,069 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_init [2020-10-13 23:06:54,069 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_exit [2020-10-13 23:06:54,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 23:06:54,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 23:06:54,070 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-13 23:06:54,070 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 23:06:54,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 23:06:54,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-10-13 23:06:54,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-13 23:06:54,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-13 23:06:54,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2020-10-13 23:06:54,071 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 23:06:54,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 23:06:54,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 23:06:54,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 23:06:54,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 23:06:55,042 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 23:06:55,365 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 23:06:55,365 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 23:06:55,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:06:55 BoogieIcfgContainer [2020-10-13 23:06:55,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 23:06:55,372 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 23:06:55,372 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 23:06:55,375 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 23:06:55,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:06:52" (1/3) ... [2020-10-13 23:06:55,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ecc6882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:06:55, skipping insertion in model container [2020-10-13 23:06:55,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:06:53" (2/3) ... [2020-10-13 23:06:55,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ecc6882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:06:55, skipping insertion in model container [2020-10-13 23:06:55,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:06:55" (3/3) ... [2020-10-13 23:06:55,378 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-13 23:06:55,388 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 23:06:55,399 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 23:06:55,412 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 23:06:55,436 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 23:06:55,436 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 23:06:55,437 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 23:06:55,437 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 23:06:55,437 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 23:06:55,437 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 23:06:55,437 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 23:06:55,437 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 23:06:55,461 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states. [2020-10-13 23:06:55,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-13 23:06:55,476 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 23:06:55,477 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] [2020-10-13 23:06:55,477 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 23:06:55,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 23:06:55,483 INFO L82 PathProgramCache]: Analyzing trace with hash 1984302583, now seen corresponding path program 1 times [2020-10-13 23:06:55,492 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 23:06:55,492 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [828032118] [2020-10-13 23:06:55,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 23:06:55,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:55,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:56,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:56,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:58,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:58,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 161 [2020-10-13 23:06:58,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 23:06:58,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3193 [2020-10-13 23:06:58,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:58,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 23:06:58,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 23:06:58,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 23:06:58,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 23:06:59,283 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-13 23:06:59,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 23:06:59,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:06:59,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 23:06:59,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:06:59,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:06:59,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:06:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 23:06:59,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:06:59,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:06:59,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:06:59,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 23:06:59,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:06:59,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 23:06:59,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:06:59,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:06:59,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:06:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:06:59,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:06:59,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:06:59,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:06:59,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 23:06:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 23:06:59,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 23:06:59,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 23:06:59,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:06:59,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:06:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:06:59,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 23:06:59,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:06:59,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:06:59,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 23:06:59,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:06:59,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:06:59,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 23:06:59,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:06:59,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 23:06:59,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:06:59,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 23:06:59,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:06:59,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:06:59,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:06:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:06:59,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 23:06:59,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:06:59,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:06:59,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-13 23:06:59,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 23:06:59,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 23:06:59,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 23:06:59,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:06:59,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:06:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:06:59,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:06:59,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:06:59,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:06:59,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 23:06:59,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:06:59,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:06:59,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 23:06:59,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:06:59,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 23:06:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:06:59,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 23:06:59,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:06:59,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:06:59,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:06:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:06:59,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:06:59,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:06:59,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:06:59,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-13 23:06:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 23:06:59,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 23:06:59,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 23:06:59,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:06:59,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:06:59,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:06:59,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:06:59,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:06:59,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:06:59,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 23:06:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:06:59,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:06:59,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:06:59,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:06:59,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:06:59,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 23:06:59,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:06:59,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:06:59,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 23:06:59,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:06:59,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:06:59,724 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-13 23:06:59,724 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [828032118] [2020-10-13 23:06:59,726 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 23:06:59,727 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-13 23:06:59,727 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577920489] [2020-10-13 23:06:59,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 23:06:59,737 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 23:06:59,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 23:06:59,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-13 23:06:59,766 INFO L87 Difference]: Start difference. First operand 335 states. Second operand 6 states. [2020-10-13 23:07:00,085 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-13 23:07:00,397 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-13 23:07:02,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 23:07:02,879 INFO L93 Difference]: Finished difference Result 735 states and 961 transitions. [2020-10-13 23:07:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 23:07:02,884 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 113 [2020-10-13 23:07:02,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 23:07:02,909 INFO L225 Difference]: With dead ends: 735 [2020-10-13 23:07:02,909 INFO L226 Difference]: Without dead ends: 397 [2020-10-13 23:07:02,916 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-10-13 23:07:02,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2020-10-13 23:07:03,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 293. [2020-10-13 23:07:03,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2020-10-13 23:07:03,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 354 transitions. [2020-10-13 23:07:03,027 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 354 transitions. Word has length 113 [2020-10-13 23:07:03,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 23:07:03,027 INFO L479 AbstractCegarLoop]: Abstraction has 293 states and 354 transitions. [2020-10-13 23:07:03,028 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 23:07:03,028 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 354 transitions. [2020-10-13 23:07:03,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-13 23:07:03,033 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 23:07:03,033 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] [2020-10-13 23:07:03,034 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 23:07:03,034 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 23:07:03,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 23:07:03,034 INFO L82 PathProgramCache]: Analyzing trace with hash -1772879401, now seen corresponding path program 1 times [2020-10-13 23:07:03,035 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 23:07:03,035 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2147209640] [2020-10-13 23:07:03,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 23:07:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:03,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:03,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-13 23:07:08,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:07:08,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-13 23:07:08,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 23:07:08,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-10-13 23:07:08,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 23:07:08,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:07:08,345 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-13 23:07:08,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 23:07:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:08,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 23:07:08,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:08,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:08,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:07:08,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 23:07:08,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 23:07:08,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:08,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:08,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-13 23:07:08,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 23:07:08,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:07:08,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:08,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:08,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:08,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 23:07:08,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:08,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:07:08,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-13 23:07:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 23:07:08,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:07:08,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-13 23:07:08,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:08,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:08,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:07:08,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 23:07:08,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:08,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:08,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 23:07:08,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:07:08,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 23:07:08,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:08,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:07:08,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-13 23:07:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:07:08,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 23:07:08,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 23:07:08,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:08,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 23:07:08,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:08,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:08,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:07:08,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 23:07:08,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 23:07:08,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:08,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 23:07:08,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:08,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-13 23:07:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 23:07:08,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 23:07:08,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 23:07:08,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:08,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:08,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 23:07:08,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:08,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:07:08,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-13 23:07:08,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:08,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:07:08,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 23:07:08,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:07:08,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-13 23:07:08,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:07:08,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 23:07:08,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:07:08,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:07:08,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:08,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:07:08,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:07:08,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:08,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:07:08,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-13 23:07:08,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 23:07:08,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 23:07:08,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 23:07:08,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:08,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:08,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:08,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:07:08,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:08,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:07:08,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 23:07:08,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:08,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:07:08,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 23:07:08,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:07:08,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 23:07:08,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:07:08,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 23:07:08,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:07:08,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:07:08,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:07:08,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:07:08,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:08,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:07:08,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-13 23:07:08,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 23:07:08,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 23:07:08,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 23:07:08,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:07:08,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:08,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:08,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:07:08,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:08,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:07:08,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 23:07:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:08,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:08,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:08,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:08,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:08,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-13 23:07:08,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:08,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:08,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 23:07:08,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:08,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:09,001 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-13 23:07:09,002 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2147209640] [2020-10-13 23:07:09,002 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 23:07:09,002 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 23:07:09,002 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62995943] [2020-10-13 23:07:09,004 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 23:07:09,004 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 23:07:09,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 23:07:09,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-13 23:07:09,005 INFO L87 Difference]: Start difference. First operand 293 states and 354 transitions. Second operand 11 states. [2020-10-13 23:07:09,174 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-13 23:07:10,017 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-13 23:07:10,232 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-13 23:07:10,426 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-13 23:07:12,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 23:07:12,163 INFO L93 Difference]: Finished difference Result 702 states and 886 transitions. [2020-10-13 23:07:12,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 23:07:12,164 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 148 [2020-10-13 23:07:12,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 23:07:12,169 INFO L225 Difference]: With dead ends: 702 [2020-10-13 23:07:12,169 INFO L226 Difference]: Without dead ends: 419 [2020-10-13 23:07:12,171 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2020-10-13 23:07:12,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2020-10-13 23:07:12,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 300. [2020-10-13 23:07:12,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2020-10-13 23:07:12,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 361 transitions. [2020-10-13 23:07:12,226 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 361 transitions. Word has length 148 [2020-10-13 23:07:12,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 23:07:12,227 INFO L479 AbstractCegarLoop]: Abstraction has 300 states and 361 transitions. [2020-10-13 23:07:12,227 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 23:07:12,227 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 361 transitions. [2020-10-13 23:07:12,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-10-13 23:07:12,231 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 23:07:12,232 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-13 23:07:12,232 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 23:07:12,232 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 23:07:12,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 23:07:12,233 INFO L82 PathProgramCache]: Analyzing trace with hash 1451471156, now seen corresponding path program 1 times [2020-10-13 23:07:12,233 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 23:07:12,233 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1108458457] [2020-10-13 23:07:12,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 23:07:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:12,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:13,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:13,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-13 23:07:13,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:13,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1527 [2020-10-13 23:07:13,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:13,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 23:07:13,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-13 23:07:13,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 23:07:13,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,043 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-13 23:07:14,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 23:07:14,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:14,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 23:07:14,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:07:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 23:07:14,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 23:07:14,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-13 23:07:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 23:07:14,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 23:07:14,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:14,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 23:07:14,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-13 23:07:14,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 23:07:14,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-13 23:07:14,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 23:07:14,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 23:07:14,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 23:07:14,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:14,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:07:14,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 23:07:14,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 23:07:14,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 23:07:14,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 23:07:14,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:07:14,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 23:07:14,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 23:07:14,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 23:07:14,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 23:07:14,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-13 23:07:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-13 23:07:14,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 23:07:14,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-13 23:07:14,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:14,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 23:07:14,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 23:07:14,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 23:07:14,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:14,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 23:07:14,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 23:07:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:07:14,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 23:07:14,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 23:07:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 23:07:14,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:07:14,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:14,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:14,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 23:07:14,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 23:07:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:07:14,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 23:07:14,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-13 23:07:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 23:07:14,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:07:14,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 23:07:14,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:14,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 23:07:14,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-13 23:07:14,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 23:07:14,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:14,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 23:07:14,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 23:07:14,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 23:07:14,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:07:14,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 23:07:14,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:07:14,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:07:14,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 23:07:14,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-13 23:07:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 23:07:14,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:07:14,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 23:07:14,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:14,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:14,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:07:14,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 23:07:14,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:14,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 23:07:14,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 23:07:14,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-13 23:07:14,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:07:14,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:07:14,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:07:14,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:07:14,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 23:07:14,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-13 23:07:14,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 23:07:14,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:07:14,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 23:07:14,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:07:14,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:07:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:14,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 23:07:14,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:07:14,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-13 23:07:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:07:14,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:07:14,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:07:14,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:07:14,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:07:14,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 23:07:14,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:07:14,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:07:14,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 23:07:14,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:07:14,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:07:14,632 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-13 23:07:14,632 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1108458457] [2020-10-13 23:07:14,633 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 23:07:14,633 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 23:07:14,633 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199123557] [2020-10-13 23:07:14,634 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 23:07:14,634 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 23:07:14,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 23:07:14,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-13 23:07:14,635 INFO L87 Difference]: Start difference. First operand 300 states and 361 transitions. Second operand 12 states. [2020-10-13 23:07:14,803 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-13 23:07:15,466 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-13 23:07:15,678 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-13 23:07:15,873 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-13 23:07:16,079 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-13 23:07:16,279 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-13 23:07:18,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 23:07:18,297 INFO L93 Difference]: Finished difference Result 708 states and 891 transitions. [2020-10-13 23:07:18,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 23:07:18,298 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 174 [2020-10-13 23:07:18,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 23:07:18,302 INFO L225 Difference]: With dead ends: 708 [2020-10-13 23:07:18,302 INFO L226 Difference]: Without dead ends: 416 [2020-10-13 23:07:18,304 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2020-10-13 23:07:18,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2020-10-13 23:07:18,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 302. [2020-10-13 23:07:18,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2020-10-13 23:07:18,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 365 transitions. [2020-10-13 23:07:18,350 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 365 transitions. Word has length 174 [2020-10-13 23:07:18,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 23:07:18,351 INFO L479 AbstractCegarLoop]: Abstraction has 302 states and 365 transitions. [2020-10-13 23:07:18,351 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 23:07:18,351 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 365 transitions. [2020-10-13 23:07:18,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2020-10-13 23:07:18,355 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 23:07:18,355 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] [2020-10-13 23:07:18,355 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 23:07:18,355 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 23:07:18,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 23:07:18,356 INFO L82 PathProgramCache]: Analyzing trace with hash 390707457, now seen corresponding path program 1 times [2020-10-13 23:07:18,356 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 23:07:18,356 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [239953240] [2020-10-13 23:07:18,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 23:07:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-13 23:07:18,480 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-13 23:07:18,481 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-13 23:07:18,485 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 23:07:18,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:07:18 BoogieIcfgContainer [2020-10-13 23:07:18,517 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 23:07:18,519 INFO L168 Benchmark]: Toolchain (without parser) took 25569.67 ms. Allocated memory was 146.3 MB in the beginning and 670.6 MB in the end (delta: 524.3 MB). Free memory was 100.4 MB in the beginning and 508.0 MB in the end (delta: -407.6 MB). Peak memory consumption was 116.7 MB. Max. memory is 7.1 GB. [2020-10-13 23:07:18,520 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-13 23:07:18,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 886.85 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 100.0 MB in the beginning and 155.2 MB in the end (delta: -55.3 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2020-10-13 23:07:18,521 INFO L168 Benchmark]: Boogie Preprocessor took 144.22 ms. Allocated memory is still 203.4 MB. Free memory was 155.2 MB in the beginning and 149.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2020-10-13 23:07:18,522 INFO L168 Benchmark]: RCFGBuilder took 1387.57 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 149.6 MB in the beginning and 146.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 69.9 MB. Max. memory is 7.1 GB. [2020-10-13 23:07:18,523 INFO L168 Benchmark]: TraceAbstraction took 23145.08 ms. Allocated memory was 236.5 MB in the beginning and 670.6 MB in the end (delta: 434.1 MB). Free memory was 146.9 MB in the beginning and 508.0 MB in the end (delta: -361.2 MB). Peak memory consumption was 73.0 MB. Max. memory is 7.1 GB. [2020-10-13 23:07:18,527 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 886.85 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 100.0 MB in the beginning and 155.2 MB in the end (delta: -55.3 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 144.22 ms. Allocated memory is still 203.4 MB. Free memory was 155.2 MB in the beginning and 149.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1387.57 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 149.6 MB in the beginning and 146.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 69.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23145.08 ms. Allocated memory was 236.5 MB in the beginning and 670.6 MB in the end (delta: 434.1 MB). Free memory was 146.9 MB in the beginning and 508.0 MB in the end (delta: -361.2 MB). Peak memory consumption was 73.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1357]: 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 1163. Possible FailurePath: [L872] int LDV_IN_INTERRUPT = 1; [L873] int ref_cnt ; [L874] int ldv_state_variable_1 ; [L875] struct platform_device *s3c_hwmon_driver_group1 ; [L876] int probed_1 = 0; [L877] int ldv_state_variable_0 ; [L1163-L1165] 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}; [L1181] int ldv_retval_0 ; [L1182] int ldv_retval_1 ; [L1185] int ldv_retval_2 ; [L1410] int ldv_count_1 = 0; [L1411] int ldv_count_2 = 0; [L1211] int tmp ; [L1212] int tmp___0 ; [L1213] int tmp___1 ; [L1215] FCALL ldv_initialize() [L1216] ldv_state_variable_1 = 0 [L1217] ref_cnt = 0 [L1218] ldv_state_variable_0 = 1 [L1220] tmp = __VERIFIER_nondet_int() [L1222] case 0: [L1267] case 1: [L1268] COND TRUE ldv_state_variable_0 != 0 [L1269] tmp___1 = __VERIFIER_nondet_int() [L1271] case 0: [L1279] case 1: [L1280] COND TRUE ldv_state_variable_0 == 1 [L1281] CALL, EXPR s3c_hwmon_init() [L1168] int tmp ; [L1170] CALL, EXPR platform_driver_register(& s3c_hwmon_driver) [L1486] return __VERIFIER_nondet_int(); [L1170] RET, EXPR platform_driver_register(& s3c_hwmon_driver) [L1170] tmp = platform_driver_register(& s3c_hwmon_driver) [L1171] return (tmp); [L1281] RET, EXPR s3c_hwmon_init() [L1281] ldv_retval_2 = s3c_hwmon_init() [L1282] COND FALSE !(ldv_retval_2 != 0) [L1287] COND TRUE ldv_retval_2 == 0 [L1288] ldv_state_variable_0 = 2 [L1289] ldv_state_variable_1 = 1 [L1290] CALL ldv_platform_driver_init_1() [L1201] void *tmp ; [L1203] CALL, EXPR ldv_malloc(624U) [L796] void *p ; [L797] void *tmp ; [L798] int tmp___0 ; [L800] tmp___0 = __VERIFIER_nondet_int() [L801] COND FALSE !(tmp___0 != 0) [L804] tmp = malloc(size) [L805] p = tmp [L806] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L790] COND FALSE !(!cond) [L806] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L807] CALL, EXPR IS_ERR(p) [L1323] bool tmp ; [L1325] CALL, EXPR ldv_is_err(ptr) [L1377] return ((unsigned long )ptr > 2012UL); [L1325] RET, EXPR ldv_is_err(ptr) [L1325] tmp = ldv_is_err(ptr) [L1326] return ((long )tmp); [L807] RET, EXPR IS_ERR(p) [L807] CALL assume_abort_if_not(IS_ERR(p) == 0) [L790] COND FALSE !(!cond) [L807] RET assume_abort_if_not(IS_ERR(p) == 0) [L808] return (p); [L1203] RET, EXPR ldv_malloc(624U) [L1203] tmp = ldv_malloc(624U) [L1204] CALL assume_abort_if_not((unsigned long )tmp != (unsigned long )((void *)0)) [L790] COND FALSE !(!cond) [L1204] RET assume_abort_if_not((unsigned long )tmp != (unsigned long )((void *)0)) [L1205] s3c_hwmon_driver_group1 = (struct platform_device *)tmp [L1290] RET ldv_platform_driver_init_1() [L1220] tmp = __VERIFIER_nondet_int() [L1222] case 0: [L1223] COND TRUE ldv_state_variable_1 != 0 [L1224] tmp___0 = __VERIFIER_nondet_int() [L1226] case 0: [L1227] COND TRUE ldv_state_variable_1 == 1 [L1228] CALL s3c_hwmon_probe(s3c_hwmon_driver_group1) [L1031] struct s3c_hwmon_pdata *pdata ; [L1032] struct s3c_hwmon *hwmon ; [L1033] int ret ; [L1034] int i ; [L1035] void *tmp ; [L1036] struct lock_class_key __key ; [L1037] long tmp___0 ; [L1038] long tmp___1 ; [L1039] long tmp___2 ; [L1040] long tmp___3 ; [L1041] struct s3c_hwmon_chcfg *cfg ; [L1043] EXPR dev->dev.platform_data [L1043] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1044] ret = 0 [L1045] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1050] CALL, EXPR ldv_kzalloc_9(800U, 208U) [L1347] void *tmp ; [L1349] CALL, EXPR ldv_zalloc(size) [L814] void *p ; [L815] void *tmp ; [L816] int tmp___0 ; [L818] tmp___0 = __VERIFIER_nondet_int() [L819] COND FALSE !(tmp___0 != 0) [L822] EXPR, FCALL calloc(1U, size) [L822] tmp = calloc(1U, size) [L823] p = tmp [L824] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L790] COND FALSE !(!cond) [L824] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L825] CALL, EXPR IS_ERR(p) [L1323] bool tmp ; [L1325] CALL, EXPR ldv_is_err(ptr) [L1377] return ((unsigned long )ptr > 2012UL); [L1325] RET, EXPR ldv_is_err(ptr) [L1325] tmp = ldv_is_err(ptr) [L1326] return ((long )tmp); [L825] RET, EXPR IS_ERR(p) [L825] CALL assume_abort_if_not(IS_ERR(p) == 0) [L790] COND FALSE !(!cond) [L825] RET assume_abort_if_not(IS_ERR(p) == 0) [L826] return (p); [L1349] RET, EXPR ldv_zalloc(size) [L1349] tmp = ldv_zalloc(size) [L1350] return (tmp); [L1050] RET, EXPR ldv_kzalloc_9(800U, 208U) [L1050] tmp = ldv_kzalloc_9(800U, 208U) [L1051] hwmon = (struct s3c_hwmon *)tmp [L1052] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L1057] CALL platform_set_drvdata(dev, (void *)hwmon) [L895] FCALL dev_set_drvdata(& pdev->dev, data) [L1057] RET platform_set_drvdata(dev, (void *)hwmon) [L1058] FCALL __mutex_init(& hwmon->lock, "&hwmon->lock", & __key) [L1059-L1061] 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) [L1496] CALL, EXPR ldv_malloc(0UL) [L796] void *p ; [L797] void *tmp ; [L798] int tmp___0 ; [L800] tmp___0 = __VERIFIER_nondet_int() [L801] COND TRUE tmp___0 != 0 [L802] return ((void *)0); [L1496] RET, EXPR ldv_malloc(0UL) [L1496] return ldv_malloc(0UL); [L1059-L1061] 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) [L1059-L1061] 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) [L1062] EXPR hwmon->client [L1062] CALL, EXPR IS_ERR((void const *)hwmon->client) [L1323] bool tmp ; [L1325] CALL, EXPR ldv_is_err(ptr) [L1377] return ((unsigned long )ptr > 2012UL); [L1325] RET, EXPR ldv_is_err(ptr) [L1325] tmp = ldv_is_err(ptr) [L1326] return ((long )tmp); [L1062] RET, EXPR IS_ERR((void const *)hwmon->client) [L1062] tmp___1 = IS_ERR((void const *)hwmon->client) [L1063] COND FALSE !(tmp___1 != 0L) [L1070] CALL, EXPR s3c_hwmon_add_raw(& dev->dev) [L926] return (0); [L1070] RET, EXPR s3c_hwmon_add_raw(& dev->dev) [L1070] ret = s3c_hwmon_add_raw(& dev->dev) [L1071] COND FALSE !(ret != 0) [L1075] CALL, EXPR hwmon_device_register(& dev->dev) [L1469] CALL, EXPR ldv_malloc(sizeof(struct device)) [L796] void *p ; [L797] void *tmp ; [L798] int tmp___0 ; [L800] tmp___0 = __VERIFIER_nondet_int() [L801] COND TRUE tmp___0 != 0 [L802] return ((void *)0); [L1469] RET, EXPR ldv_malloc(sizeof(struct device)) [L1469] return ldv_malloc(sizeof(struct device)); [L1075] RET, EXPR hwmon_device_register(& dev->dev) [L1075] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1076] EXPR hwmon->hwmon_dev [L1076] CALL, EXPR IS_ERR((void const *)hwmon->hwmon_dev) [L1323] bool tmp ; [L1325] CALL, EXPR ldv_is_err(ptr) [L1377] return ((unsigned long )ptr > 2012UL); [L1325] RET, EXPR ldv_is_err(ptr) [L1325] tmp = ldv_is_err(ptr) [L1326] return ((long )tmp); [L1076] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) [L1076] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1077] COND FALSE !(tmp___3 != 0L) [L1084] i = 0 [L1123] COND TRUE (unsigned int )i <= 7U [L1087] EXPR pdata->in[i] [L1087] cfg = pdata->in[i] [L1088] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1092] EXPR cfg->mult [L1092] COND TRUE cfg->mult > 65535U [L1097] EXPR cfg->div [L1097] COND FALSE !(cfg->div == 0U) [L1102] EXPR pdata->in[i] [L1102-L1103] CALL s3c_hwmon_create_attr(& dev->dev, pdata->in[i], (struct s3c_hwmon_attr *)(& hwmon->attrs) + (unsigned int )i, i) [L988] struct sensor_device_attribute *attr ; [L989] int ret ; [L992] attr = & attrs->in [L993] attr->index = channel [L994] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L995] attr->dev_attr.attr.mode = 292U [L996] attr->dev_attr.show = & s3c_hwmon_ch_show [L997] CALL ldv_device_create_file_7(dev, (struct device_attribute const *)(& attr->dev_attr)) [L1331] int tmp ; [L1333] CALL ldv_device_create_file() [L1421] int nondetermined ; [L1422] int tmp ; [L1424] CALL, EXPR ldv_undef_int() [L851] int tmp ; [L853] tmp = __VERIFIER_nondet_int() [L854] return (tmp); [L1424] RET, EXPR ldv_undef_int() [L1424] nondetermined = ldv_undef_int() [L1425] COND TRUE nondetermined != 0 [L1426] ldv_count_2 = ldv_count_2 + 1 [L1427] COND TRUE ldv_count_1 < ldv_count_2 [L1428] CALL ldv_error() [L1357] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 61 procedures, 379 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 23.0s, OverallIterations: 4, TraceHistogramMax: 5, AutomataDifference: 10.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 944 SDtfs, 1344 SDslu, 2602 SDs, 0 SdLazy, 2903 SolverSat, 896 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 170 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=335occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 337 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 12.0s InterpolantComputationTime, 630 NumberOfCodeBlocks, 630 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 432 ConstructedInterpolants, 0 QuantifiedInterpolants, 179696 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 74/84 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...