/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 11:53:23,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 11:53:23,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 11:53:23,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 11:53:23,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 11:53:23,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 11:53:23,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 11:53:23,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 11:53:23,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 11:53:23,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 11:53:23,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 11:53:23,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 11:53:23,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 11:53:23,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 11:53:23,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 11:53:23,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 11:53:23,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 11:53:23,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 11:53:23,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 11:53:23,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 11:53:23,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 11:53:23,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 11:53:23,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 11:53:23,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 11:53:23,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 11:53:23,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 11:53:23,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 11:53:23,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 11:53:23,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 11:53:23,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 11:53:23,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 11:53:23,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 11:53:23,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 11:53:23,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 11:53:23,860 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 11:53:23,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 11:53:23,861 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 11:53:23,861 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 11:53:23,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 11:53:23,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 11:53:23,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 11:53:23,868 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 11:53:23,917 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 11:53:23,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 11:53:23,919 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 11:53:23,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 11:53:23,920 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 11:53:23,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 11:53:23,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 11:53:23,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 11:53:23,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 11:53:23,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 11:53:23,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 11:53:23,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 11:53:23,922 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 11:53:23,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 11:53:23,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 11:53:23,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 11:53:23,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 11:53:23,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 11:53:23,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 11:53:23,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 11:53:23,923 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 11:53:23,924 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 11:53:23,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 11:53:23,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 11:53:23,924 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 11:53:23,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 11:53:24,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 11:53:24,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 11:53:24,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 11:53:24,343 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 11:53:24,343 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 11:53:24,344 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i [2020-12-22 11:53:24,436 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e9a68882/6bc2e986e4f3423a9bafcd8737ae5bc8/FLAG327a6c125 [2020-12-22 11:53:25,548 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 11:53:25,549 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i [2020-12-22 11:53:25,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e9a68882/6bc2e986e4f3423a9bafcd8737ae5bc8/FLAG327a6c125 [2020-12-22 11:53:25,871 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e9a68882/6bc2e986e4f3423a9bafcd8737ae5bc8 [2020-12-22 11:53:25,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 11:53:25,878 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 11:53:25,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 11:53:25,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 11:53:25,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 11:53:25,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 11:53:25" (1/1) ... [2020-12-22 11:53:25,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8e848d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:53:25, skipping insertion in model container [2020-12-22 11:53:25,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 11:53:25" (1/1) ... [2020-12-22 11:53:25,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 11:53:26,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 11:53:27,728 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i[223543,223556] [2020-12-22 11:53:27,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 11:53:27,831 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 11:53:28,190 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i[223543,223556] [2020-12-22 11:53:28,201 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 11:53:28,435 INFO L208 MainTranslator]: Completed translation [2020-12-22 11:53:28,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:53:28 WrapperNode [2020-12-22 11:53:28,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 11:53:28,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 11:53:28,439 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 11:53:28,439 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 11:53:28,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:53:28" (1/1) ... [2020-12-22 11:53:28,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:53:28" (1/1) ... [2020-12-22 11:53:28,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 11:53:28,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 11:53:28,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 11:53:28,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 11:53:28,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:53:28" (1/1) ... [2020-12-22 11:53:28,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:53:28" (1/1) ... [2020-12-22 11:53:28,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:53:28" (1/1) ... [2020-12-22 11:53:28,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:53:28" (1/1) ... [2020-12-22 11:53:29,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:53:28" (1/1) ... [2020-12-22 11:53:29,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:53:28" (1/1) ... [2020-12-22 11:53:29,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:53:28" (1/1) ... [2020-12-22 11:53:29,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 11:53:29,358 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 11:53:29,358 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 11:53:29,358 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 11:53:29,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:53:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-12-22 11:53:29,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-22 11:53:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-22 11:53:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-22 11:53:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 11:53:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 11:53:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-22 11:53:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 11:53:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 11:53:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-12-22 11:53:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 11:53:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 11:53:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 11:53:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 11:53:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-22 11:53:29,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 11:53:29,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 11:53:31,122 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:31,152 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:31,168 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:31,180 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:31,185 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:31,190 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:31,203 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:31,210 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:31,216 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:31,261 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:31,263 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:31,267 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:31,271 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:31,276 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:31,281 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:31,286 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 11:53:51,261 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2506: assume !false; [2020-12-22 11:53:51,261 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2505: assume false; [2020-12-22 11:53:51,261 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1145: assume false; [2020-12-22 11:53:51,261 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1146: assume !false; [2020-12-22 11:53:51,262 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2391: assume false; [2020-12-22 11:53:51,262 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2392: assume !false; [2020-12-22 11:53:51,262 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1031: assume false; [2020-12-22 11:53:51,262 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1032: assume !false; [2020-12-22 11:53:51,262 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2247: assume !false; [2020-12-22 11:53:51,262 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2246: assume false; [2020-12-22 11:53:51,262 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##60: assume !false; [2020-12-22 11:53:51,262 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##59: assume false; [2020-12-22 11:53:51,263 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##228: assume !false; [2020-12-22 11:53:51,263 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##227: assume false; [2020-12-22 11:53:51,263 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##352: assume !false; [2020-12-22 11:53:51,263 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##351: assume false; [2020-12-22 11:53:51,264 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1870: assume false; [2020-12-22 11:53:51,264 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1871: assume !false; [2020-12-22 11:53:51,264 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1857: assume false; [2020-12-22 11:53:51,264 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1858: assume !false; [2020-12-22 11:53:51,264 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##467: assume false; [2020-12-22 11:53:51,264 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##468: assume !false; [2020-12-22 11:53:51,264 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##554: assume !false; [2020-12-22 11:53:51,264 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##553: assume false; [2020-12-22 11:53:51,265 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2120: assume !false; [2020-12-22 11:53:51,265 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2119: assume false; [2020-12-22 11:53:51,265 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##689: assume !false; [2020-12-22 11:53:51,265 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##688: assume false; [2020-12-22 11:53:51,265 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2005: assume false; [2020-12-22 11:53:51,265 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2006: assume !false; [2020-12-22 11:53:51,265 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##884: assume !false; [2020-12-22 11:53:51,266 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##883: assume false; [2020-12-22 11:53:51,294 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 11:53:51,295 INFO L299 CfgBuilder]: Removed 1624 assume(true) statements. [2020-12-22 11:53:51,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 11:53:51 BoogieIcfgContainer [2020-12-22 11:53:51,299 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 11:53:51,302 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 11:53:51,302 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 11:53:51,306 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 11:53:51,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 11:53:25" (1/3) ... [2020-12-22 11:53:51,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33015c19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 11:53:51, skipping insertion in model container [2020-12-22 11:53:51,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:53:28" (2/3) ... [2020-12-22 11:53:51,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33015c19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 11:53:51, skipping insertion in model container [2020-12-22 11:53:51,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 11:53:51" (3/3) ... [2020-12-22 11:53:51,311 INFO L111 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i [2020-12-22 11:53:51,317 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 11:53:51,326 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 8 error locations. [2020-12-22 11:53:51,345 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-12-22 11:53:51,384 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 11:53:51,384 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 11:53:51,384 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 11:53:51,385 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 11:53:51,385 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 11:53:51,385 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 11:53:51,385 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 11:53:51,385 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 11:53:51,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states. [2020-12-22 11:53:51,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-22 11:53:51,453 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:53:51,454 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:53:51,455 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:53:51,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:53:51,464 INFO L82 PathProgramCache]: Analyzing trace with hash -1414136188, now seen corresponding path program 1 times [2020-12-22 11:53:51,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:53:51,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111517471] [2020-12-22 11:53:51,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:53:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:53:52,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:53:52,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111517471] [2020-12-22 11:53:52,350 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:53:52,350 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 11:53:52,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179443697] [2020-12-22 11:53:52,355 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 11:53:52,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:53:52,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 11:53:52,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:53:52,373 INFO L87 Difference]: Start difference. First operand 1968 states. Second operand 3 states. [2020-12-22 11:53:52,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:53:52,762 INFO L93 Difference]: Finished difference Result 5827 states and 9101 transitions. [2020-12-22 11:53:52,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 11:53:52,765 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-12-22 11:53:52,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:53:52,804 INFO L225 Difference]: With dead ends: 5827 [2020-12-22 11:53:52,804 INFO L226 Difference]: Without dead ends: 3858 [2020-12-22 11:53:52,815 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:53:52,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3858 states. [2020-12-22 11:53:52,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3858 to 3846. [2020-12-22 11:53:52,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3846 states. [2020-12-22 11:53:53,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 3846 states and 5039 transitions. [2020-12-22 11:53:53,014 INFO L78 Accepts]: Start accepts. Automaton has 3846 states and 5039 transitions. Word has length 10 [2020-12-22 11:53:53,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:53:53,015 INFO L481 AbstractCegarLoop]: Abstraction has 3846 states and 5039 transitions. [2020-12-22 11:53:53,015 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 11:53:53,015 INFO L276 IsEmpty]: Start isEmpty. Operand 3846 states and 5039 transitions. [2020-12-22 11:53:53,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-22 11:53:53,016 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:53:53,016 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:53:53,016 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 11:53:53,017 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:53:53,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:53:53,017 INFO L82 PathProgramCache]: Analyzing trace with hash -888542125, now seen corresponding path program 1 times [2020-12-22 11:53:53,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:53:53,018 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184095782] [2020-12-22 11:53:53,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:53:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:53:53,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:53:53,300 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184095782] [2020-12-22 11:53:53,300 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:53:53,300 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 11:53:53,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020437256] [2020-12-22 11:53:53,302 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 11:53:53,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:53:53,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 11:53:53,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:53:53,304 INFO L87 Difference]: Start difference. First operand 3846 states and 5039 transitions. Second operand 3 states. [2020-12-22 11:53:53,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:53:53,425 INFO L93 Difference]: Finished difference Result 3846 states and 5039 transitions. [2020-12-22 11:53:53,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 11:53:53,426 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-12-22 11:53:53,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:53:53,445 INFO L225 Difference]: With dead ends: 3846 [2020-12-22 11:53:53,445 INFO L226 Difference]: Without dead ends: 3839 [2020-12-22 11:53:53,448 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:53:53,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3839 states. [2020-12-22 11:53:53,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3839 to 3839. [2020-12-22 11:53:53,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3839 states. [2020-12-22 11:53:53,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 3839 states and 5028 transitions. [2020-12-22 11:53:53,588 INFO L78 Accepts]: Start accepts. Automaton has 3839 states and 5028 transitions. Word has length 11 [2020-12-22 11:53:53,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:53:53,588 INFO L481 AbstractCegarLoop]: Abstraction has 3839 states and 5028 transitions. [2020-12-22 11:53:53,589 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 11:53:53,589 INFO L276 IsEmpty]: Start isEmpty. Operand 3839 states and 5028 transitions. [2020-12-22 11:53:53,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-22 11:53:53,603 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:53:53,604 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:53:53,604 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 11:53:53,606 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:53:53,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:53:53,610 INFO L82 PathProgramCache]: Analyzing trace with hash -694806309, now seen corresponding path program 1 times [2020-12-22 11:53:53,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:53:53,610 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315834196] [2020-12-22 11:53:53,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:53:53,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:53:53,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:53:53,980 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315834196] [2020-12-22 11:53:53,980 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:53:53,980 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 11:53:53,981 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066876330] [2020-12-22 11:53:53,981 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 11:53:53,982 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:53:53,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 11:53:53,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:53:53,992 INFO L87 Difference]: Start difference. First operand 3839 states and 5028 transitions. Second operand 3 states. [2020-12-22 11:53:54,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:53:54,295 INFO L93 Difference]: Finished difference Result 9651 states and 12641 transitions. [2020-12-22 11:53:54,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 11:53:54,296 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2020-12-22 11:53:54,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:53:54,326 INFO L225 Difference]: With dead ends: 9651 [2020-12-22 11:53:54,326 INFO L226 Difference]: Without dead ends: 5826 [2020-12-22 11:53:54,337 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:53:54,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5826 states. [2020-12-22 11:53:54,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5826 to 5814. [2020-12-22 11:53:54,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5814 states. [2020-12-22 11:53:54,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5814 states to 5814 states and 7613 transitions. [2020-12-22 11:53:54,598 INFO L78 Accepts]: Start accepts. Automaton has 5814 states and 7613 transitions. Word has length 55 [2020-12-22 11:53:54,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:53:54,598 INFO L481 AbstractCegarLoop]: Abstraction has 5814 states and 7613 transitions. [2020-12-22 11:53:54,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 11:53:54,598 INFO L276 IsEmpty]: Start isEmpty. Operand 5814 states and 7613 transitions. [2020-12-22 11:53:54,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-22 11:53:54,607 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:53:54,607 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:53:54,607 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 11:53:54,608 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:53:54,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:53:54,608 INFO L82 PathProgramCache]: Analyzing trace with hash 761018767, now seen corresponding path program 1 times [2020-12-22 11:53:54,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:53:54,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583558869] [2020-12-22 11:53:54,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:53:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:53:55,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:53:55,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583558869] [2020-12-22 11:53:55,168 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:53:55,168 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 11:53:55,168 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257492859] [2020-12-22 11:53:55,170 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 11:53:55,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:53:55,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 11:53:55,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-22 11:53:55,173 INFO L87 Difference]: Start difference. First operand 5814 states and 7613 transitions. Second operand 6 states. [2020-12-22 11:53:58,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:53:58,244 INFO L93 Difference]: Finished difference Result 46542 states and 61225 transitions. [2020-12-22 11:53:58,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-22 11:53:58,246 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-12-22 11:53:58,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:53:58,413 INFO L225 Difference]: With dead ends: 46542 [2020-12-22 11:53:58,413 INFO L226 Difference]: Without dead ends: 40743 [2020-12-22 11:53:58,436 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-12-22 11:53:58,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40743 states. [2020-12-22 11:53:59,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40743 to 5838. [2020-12-22 11:53:59,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5838 states. [2020-12-22 11:53:59,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5838 states to 5838 states and 7637 transitions. [2020-12-22 11:53:59,356 INFO L78 Accepts]: Start accepts. Automaton has 5838 states and 7637 transitions. Word has length 70 [2020-12-22 11:53:59,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:53:59,356 INFO L481 AbstractCegarLoop]: Abstraction has 5838 states and 7637 transitions. [2020-12-22 11:53:59,356 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 11:53:59,357 INFO L276 IsEmpty]: Start isEmpty. Operand 5838 states and 7637 transitions. [2020-12-22 11:53:59,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-22 11:53:59,361 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:53:59,361 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:53:59,361 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 11:53:59,362 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:53:59,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:53:59,362 INFO L82 PathProgramCache]: Analyzing trace with hash 279938509, now seen corresponding path program 1 times [2020-12-22 11:53:59,363 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:53:59,363 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245466908] [2020-12-22 11:53:59,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:53:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:53:59,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:53:59,827 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245466908] [2020-12-22 11:53:59,827 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:53:59,828 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 11:53:59,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110448072] [2020-12-22 11:53:59,828 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 11:53:59,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:53:59,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 11:53:59,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-22 11:53:59,831 INFO L87 Difference]: Start difference. First operand 5838 states and 7637 transitions. Second operand 6 states. [2020-12-22 11:54:03,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:54:03,746 INFO L93 Difference]: Finished difference Result 46506 states and 61153 transitions. [2020-12-22 11:54:03,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-22 11:54:03,748 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-12-22 11:54:03,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:54:03,853 INFO L225 Difference]: With dead ends: 46506 [2020-12-22 11:54:03,853 INFO L226 Difference]: Without dead ends: 40683 [2020-12-22 11:54:03,870 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-12-22 11:54:03,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40683 states. [2020-12-22 11:54:04,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40683 to 5862. [2020-12-22 11:54:04,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5862 states. [2020-12-22 11:54:04,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5862 states to 5862 states and 7661 transitions. [2020-12-22 11:54:04,690 INFO L78 Accepts]: Start accepts. Automaton has 5862 states and 7661 transitions. Word has length 70 [2020-12-22 11:54:04,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:54:04,692 INFO L481 AbstractCegarLoop]: Abstraction has 5862 states and 7661 transitions. [2020-12-22 11:54:04,692 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 11:54:04,692 INFO L276 IsEmpty]: Start isEmpty. Operand 5862 states and 7661 transitions. [2020-12-22 11:54:04,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-22 11:54:04,697 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:54:04,698 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:54:04,698 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 11:54:04,698 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:54:04,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:54:04,699 INFO L82 PathProgramCache]: Analyzing trace with hash 1173424847, now seen corresponding path program 1 times [2020-12-22 11:54:04,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:54:04,700 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223798608] [2020-12-22 11:54:04,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:54:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:54:05,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:54:05,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223798608] [2020-12-22 11:54:05,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:54:05,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 11:54:05,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447768432] [2020-12-22 11:54:05,086 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 11:54:05,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:54:05,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 11:54:05,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 11:54:05,087 INFO L87 Difference]: Start difference. First operand 5862 states and 7661 transitions. Second operand 4 states. [2020-12-22 11:54:06,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:54:06,389 INFO L93 Difference]: Finished difference Result 22089 states and 28950 transitions. [2020-12-22 11:54:06,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 11:54:06,390 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 70 [2020-12-22 11:54:06,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:54:06,427 INFO L225 Difference]: With dead ends: 22089 [2020-12-22 11:54:06,428 INFO L226 Difference]: Without dead ends: 16242 [2020-12-22 11:54:06,443 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 11:54:06,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16242 states. [2020-12-22 11:54:07,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16242 to 6492. [2020-12-22 11:54:07,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6492 states. [2020-12-22 11:54:07,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6492 states to 6492 states and 8423 transitions. [2020-12-22 11:54:07,271 INFO L78 Accepts]: Start accepts. Automaton has 6492 states and 8423 transitions. Word has length 70 [2020-12-22 11:54:07,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:54:07,271 INFO L481 AbstractCegarLoop]: Abstraction has 6492 states and 8423 transitions. [2020-12-22 11:54:07,271 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 11:54:07,271 INFO L276 IsEmpty]: Start isEmpty. Operand 6492 states and 8423 transitions. [2020-12-22 11:54:07,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-22 11:54:07,275 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:54:07,275 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:54:07,275 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 11:54:07,276 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:54:07,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:54:07,276 INFO L82 PathProgramCache]: Analyzing trace with hash -633292561, now seen corresponding path program 1 times [2020-12-22 11:54:07,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:54:07,277 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062935051] [2020-12-22 11:54:07,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:54:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:54:07,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:54:07,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062935051] [2020-12-22 11:54:07,870 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:54:07,871 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 11:54:07,871 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129578666] [2020-12-22 11:54:07,872 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 11:54:07,872 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:54:07,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 11:54:07,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:54:07,873 INFO L87 Difference]: Start difference. First operand 6492 states and 8423 transitions. Second operand 5 states. [2020-12-22 11:54:17,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:54:17,662 INFO L93 Difference]: Finished difference Result 8969 states and 11688 transitions. [2020-12-22 11:54:17,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 11:54:17,663 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2020-12-22 11:54:17,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:54:17,668 INFO L225 Difference]: With dead ends: 8969 [2020-12-22 11:54:17,669 INFO L226 Difference]: Without dead ends: 2492 [2020-12-22 11:54:17,680 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-22 11:54:17,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2492 states. [2020-12-22 11:54:18,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2492 to 2486. [2020-12-22 11:54:18,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2486 states. [2020-12-22 11:54:18,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 2486 states and 3274 transitions. [2020-12-22 11:54:18,054 INFO L78 Accepts]: Start accepts. Automaton has 2486 states and 3274 transitions. Word has length 70 [2020-12-22 11:54:18,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:54:18,055 INFO L481 AbstractCegarLoop]: Abstraction has 2486 states and 3274 transitions. [2020-12-22 11:54:18,055 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 11:54:18,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 3274 transitions. [2020-12-22 11:54:18,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-22 11:54:18,059 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:54:18,060 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 11:54:18,060 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 11:54:18,060 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:54:18,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:54:18,061 INFO L82 PathProgramCache]: Analyzing trace with hash 1099507130, now seen corresponding path program 1 times [2020-12-22 11:54:18,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:54:18,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243164897] [2020-12-22 11:54:18,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:54:18,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:54:18,336 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:54:18,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243164897] [2020-12-22 11:54:18,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:54:18,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 11:54:18,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154261366] [2020-12-22 11:54:18,338 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 11:54:18,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:54:18,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 11:54:18,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 11:54:18,340 INFO L87 Difference]: Start difference. First operand 2486 states and 3274 transitions. Second operand 4 states. [2020-12-22 11:54:23,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:54:23,503 INFO L93 Difference]: Finished difference Result 5223 states and 6882 transitions. [2020-12-22 11:54:23,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 11:54:23,504 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 84 [2020-12-22 11:54:23,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:54:23,508 INFO L225 Difference]: With dead ends: 5223 [2020-12-22 11:54:23,508 INFO L226 Difference]: Without dead ends: 2752 [2020-12-22 11:54:23,513 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:54:23,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2752 states. [2020-12-22 11:54:23,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2752 to 2680. [2020-12-22 11:54:23,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2680 states. [2020-12-22 11:54:23,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 2680 states and 3528 transitions. [2020-12-22 11:54:23,804 INFO L78 Accepts]: Start accepts. Automaton has 2680 states and 3528 transitions. Word has length 84 [2020-12-22 11:54:23,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:54:23,804 INFO L481 AbstractCegarLoop]: Abstraction has 2680 states and 3528 transitions. [2020-12-22 11:54:23,804 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 11:54:23,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2680 states and 3528 transitions. [2020-12-22 11:54:23,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-22 11:54:23,810 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:54:23,810 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 11:54:23,810 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 11:54:23,811 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:54:23,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:54:23,811 INFO L82 PathProgramCache]: Analyzing trace with hash 367539704, now seen corresponding path program 1 times [2020-12-22 11:54:23,812 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:54:23,812 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519366482] [2020-12-22 11:54:23,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:54:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:54:24,135 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:54:24,136 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519366482] [2020-12-22 11:54:24,138 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:54:24,138 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 11:54:24,138 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958340660] [2020-12-22 11:54:24,139 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 11:54:24,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:54:24,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 11:54:24,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:54:24,140 INFO L87 Difference]: Start difference. First operand 2680 states and 3528 transitions. Second operand 5 states. [2020-12-22 11:54:25,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:54:25,268 INFO L93 Difference]: Finished difference Result 11550 states and 15192 transitions. [2020-12-22 11:54:25,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 11:54:25,269 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 84 [2020-12-22 11:54:25,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:54:25,280 INFO L225 Difference]: With dead ends: 11550 [2020-12-22 11:54:25,280 INFO L226 Difference]: Without dead ends: 9079 [2020-12-22 11:54:25,285 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:54:25,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9079 states. [2020-12-22 11:54:25,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9079 to 2684. [2020-12-22 11:54:25,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2684 states. [2020-12-22 11:54:25,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 2684 states and 3532 transitions. [2020-12-22 11:54:25,744 INFO L78 Accepts]: Start accepts. Automaton has 2684 states and 3532 transitions. Word has length 84 [2020-12-22 11:54:25,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:54:25,744 INFO L481 AbstractCegarLoop]: Abstraction has 2684 states and 3532 transitions. [2020-12-22 11:54:25,744 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 11:54:25,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2684 states and 3532 transitions. [2020-12-22 11:54:25,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-22 11:54:25,749 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:54:25,749 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 11:54:25,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 11:54:25,750 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:54:25,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:54:25,750 INFO L82 PathProgramCache]: Analyzing trace with hash 293074773, now seen corresponding path program 1 times [2020-12-22 11:54:25,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:54:25,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102590301] [2020-12-22 11:54:25,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:54:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:54:26,075 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:54:26,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102590301] [2020-12-22 11:54:26,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [162908346] [2020-12-22 11:54:26,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 11:54:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:54:29,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 2767 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-22 11:54:29,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 11:54:29,265 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:54:29,266 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 11:54:29,266 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-22 11:54:29,266 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113911854] [2020-12-22 11:54:29,267 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 11:54:29,267 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:54:29,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 11:54:29,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:54:29,268 INFO L87 Difference]: Start difference. First operand 2684 states and 3532 transitions. Second operand 5 states. [2020-12-22 11:54:30,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:54:30,161 INFO L93 Difference]: Finished difference Result 6855 states and 9030 transitions. [2020-12-22 11:54:30,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 11:54:30,162 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 86 [2020-12-22 11:54:30,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:54:30,180 INFO L225 Difference]: With dead ends: 6855 [2020-12-22 11:54:30,180 INFO L226 Difference]: Without dead ends: 4380 [2020-12-22 11:54:30,187 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:54:30,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4380 states. [2020-12-22 11:54:30,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4380 to 4380. [2020-12-22 11:54:30,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4380 states. [2020-12-22 11:54:30,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4380 states to 4380 states and 5767 transitions. [2020-12-22 11:54:30,830 INFO L78 Accepts]: Start accepts. Automaton has 4380 states and 5767 transitions. Word has length 86 [2020-12-22 11:54:30,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:54:30,830 INFO L481 AbstractCegarLoop]: Abstraction has 4380 states and 5767 transitions. [2020-12-22 11:54:30,831 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 11:54:30,831 INFO L276 IsEmpty]: Start isEmpty. Operand 4380 states and 5767 transitions. [2020-12-22 11:54:30,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-12-22 11:54:30,843 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:54:30,844 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:54:31,058 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-22 11:54:31,059 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:54:31,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:54:31,060 INFO L82 PathProgramCache]: Analyzing trace with hash -259041133, now seen corresponding path program 1 times [2020-12-22 11:54:31,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:54:31,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778877221] [2020-12-22 11:54:31,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:54:31,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:54:31,811 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-22 11:54:31,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778877221] [2020-12-22 11:54:31,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:54:31,813 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 11:54:31,813 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655928138] [2020-12-22 11:54:31,814 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 11:54:31,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:54:31,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 11:54:31,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 11:54:31,815 INFO L87 Difference]: Start difference. First operand 4380 states and 5767 transitions. Second operand 4 states. [2020-12-22 11:54:34,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:54:34,630 INFO L93 Difference]: Finished difference Result 20784 states and 27429 transitions. [2020-12-22 11:54:34,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 11:54:34,631 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 167 [2020-12-22 11:54:34,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:54:34,679 INFO L225 Difference]: With dead ends: 20784 [2020-12-22 11:54:34,680 INFO L226 Difference]: Without dead ends: 16613 [2020-12-22 11:54:34,690 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:54:34,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16613 states. [2020-12-22 11:54:35,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16613 to 4382. [2020-12-22 11:54:35,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4382 states. [2020-12-22 11:54:35,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4382 states to 4382 states and 5769 transitions. [2020-12-22 11:54:35,476 INFO L78 Accepts]: Start accepts. Automaton has 4382 states and 5769 transitions. Word has length 167 [2020-12-22 11:54:35,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:54:35,476 INFO L481 AbstractCegarLoop]: Abstraction has 4382 states and 5769 transitions. [2020-12-22 11:54:35,476 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 11:54:35,477 INFO L276 IsEmpty]: Start isEmpty. Operand 4382 states and 5769 transitions. [2020-12-22 11:54:35,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-12-22 11:54:35,488 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:54:35,488 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:54:35,488 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 11:54:35,489 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 11:54:35,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:54:35,489 INFO L82 PathProgramCache]: Analyzing trace with hash -1160822693, now seen corresponding path program 1 times [2020-12-22 11:54:35,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:54:35,490 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308808093] [2020-12-22 11:54:35,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:54:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:54:36,144 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-22 11:54:36,145 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308808093] [2020-12-22 11:54:36,145 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:54:36,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 11:54:36,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120443079] [2020-12-22 11:54:36,146 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 11:54:36,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:54:36,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 11:54:36,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 11:54:36,147 INFO L87 Difference]: Start difference. First operand 4382 states and 5769 transitions. Second operand 4 states. [2020-12-22 11:54:38,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:54:38,819 INFO L93 Difference]: Finished difference Result 20558 states and 27136 transitions. [2020-12-22 11:54:38,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 11:54:38,819 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 176 [2020-12-22 11:54:38,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:54:38,820 INFO L225 Difference]: With dead ends: 20558 [2020-12-22 11:54:38,820 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 11:54:38,845 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:54:38,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 11:54:38,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 11:54:38,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 11:54:38,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 11:54:38,846 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 176 [2020-12-22 11:54:38,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:54:38,846 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 11:54:38,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 11:54:38,846 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 11:54:38,846 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 11:54:38,847 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 11:54:38,849 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 11:54:39,373 WARN L197 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:39,807 WARN L197 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:40,214 WARN L197 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:40,595 WARN L197 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:41,094 WARN L197 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:41,461 WARN L197 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:41,714 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:41,936 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:42,158 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:42,413 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:42,644 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:43,008 WARN L197 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:43,226 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:54:43,450 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:54:43,653 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:43,915 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:44,147 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:44,403 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:44,642 WARN L197 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:44,853 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:54:45,072 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:54:45,288 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:54:45,492 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:45,747 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:54:45,949 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:46,154 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:46,355 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:46,566 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:54:46,769 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:46,970 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:47,256 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:47,513 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:47,714 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:47,912 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:48,151 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:48,698 WARN L197 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:48,899 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:49,108 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:54:49,370 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:49,574 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:49,806 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:50,051 WARN L197 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:50,344 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:50,608 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:50,904 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:51,166 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:51,406 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:51,603 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:51,975 WARN L197 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:52,226 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:52,521 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:52,827 WARN L197 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:54:53,028 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:53,277 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:53,478 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:53,682 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:53,884 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:54,134 WARN L197 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:54,347 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:54,648 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:54,940 WARN L197 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:55,327 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:55,615 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:54:55,823 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:54:56,021 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:56,220 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:56,423 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:56,670 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:56,910 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:57,158 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:57,368 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:54:57,584 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:54:57,785 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:57,986 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:58,283 WARN L197 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:58,482 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:58,691 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:54:59,091 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:59,300 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:54:59,749 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:54:59,993 WARN L197 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:00,191 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:00,489 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:00,695 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:00,945 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:01,250 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:01,450 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:01,707 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:01,954 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:02,248 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:02,457 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:02,766 WARN L197 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:02,968 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:03,216 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:03,465 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:03,893 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:04,174 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:04,570 WARN L197 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:04,817 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:05,434 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:05,683 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:05,910 WARN L197 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:06,226 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:06,431 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:06,765 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:06,973 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:07,175 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:07,377 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:07,577 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:07,782 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:08,029 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:08,278 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:08,477 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:08,679 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:08,921 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:09,123 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:09,330 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:09,646 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:09,875 WARN L197 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:10,131 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:10,435 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:10,634 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:10,851 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:11,108 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:11,309 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:11,564 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:11,803 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:12,050 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:12,386 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:12,591 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:12,904 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:13,150 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:13,450 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:13,797 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:14,055 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:14,259 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:14,468 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:14,780 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:15,070 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:15,603 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:15,854 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:16,200 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:16,408 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:16,624 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:16,834 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:17,033 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:17,235 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:17,440 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:17,651 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:17,850 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:18,454 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:18,667 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:19,766 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:20,019 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:20,386 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:20,597 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:20,890 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:21,170 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:21,674 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:21,876 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:22,077 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:22,316 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:22,615 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:22,859 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:23,058 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:23,410 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:23,704 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:23,904 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:24,324 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:24,605 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:24,846 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:25,071 WARN L197 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:25,273 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:25,479 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:25,676 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:25,891 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:26,089 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:26,298 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:26,498 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:26,758 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:27,014 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:27,314 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:27,521 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:27,767 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:28,311 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:28,556 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:28,763 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:28,959 WARN L197 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:29,220 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:29,449 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:29,655 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:29,865 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:30,087 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:30,344 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:30,551 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:30,750 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:30,954 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:31,159 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:31,404 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:31,606 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:31,849 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:32,088 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:32,286 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:32,488 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:32,687 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:32,980 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:33,181 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:33,424 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:33,707 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:33,914 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:34,124 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:34,369 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:34,568 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:34,770 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:34,968 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:35,167 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:35,397 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:35,597 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:35,799 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:35,998 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:36,195 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:36,394 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:36,602 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:36,812 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:37,019 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:37,271 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:37,572 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:37,829 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:38,034 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:38,233 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:38,480 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:38,681 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:38,892 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:39,139 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:39,339 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:39,541 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:39,742 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:39,942 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:40,193 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:40,408 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:40,617 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:40,866 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:41,128 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:41,328 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:41,527 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:41,743 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:41,955 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:42,167 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:42,366 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:42,568 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:42,787 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:42,987 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:43,202 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:43,410 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:43,609 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:43,808 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:44,094 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:44,310 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:44,507 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:44,703 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:44,901 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:45,099 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:45,303 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:45,520 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:45,769 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:46,021 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:46,263 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:46,516 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:46,717 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:46,915 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:47,196 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:47,404 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:47,605 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:47,804 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:48,099 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:48,391 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:48,593 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:48,801 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:49,144 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:49,437 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:49,722 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:49,919 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:50,117 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:50,314 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:50,512 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:50,734 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:50,935 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:51,147 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:51,347 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:51,544 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:51,836 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:52,042 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:55:52,384 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:52,584 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:52,794 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:52,994 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:53,204 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:53,424 WARN L197 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:53,671 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:53,969 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:54,165 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:54,374 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:54,571 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:54,793 WARN L197 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:55,158 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:55,363 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:55,574 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:55,788 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:55,987 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:56,184 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:56,427 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:56,670 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:56,881 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:57,132 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:57,426 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:57,664 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:57,902 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:58,324 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:58,606 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:58,803 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:55:59,051 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:59,440 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:55:59,640 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:00,201 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:00,450 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:56:00,667 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:00,888 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:01,090 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:01,302 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:01,502 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:01,705 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:01,909 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:56:02,116 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:56:02,323 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:56:02,619 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:02,868 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:03,068 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:03,318 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:03,869 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:04,078 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:04,286 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:04,526 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:04,791 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:05,018 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:05,349 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:56:05,562 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:06,162 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:06,360 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:06,602 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:06,802 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:07,001 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:07,203 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:07,497 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:07,694 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:07,941 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:08,143 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:08,345 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:08,547 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:09,182 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 119 [2020-12-22 11:56:09,508 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:56:09,708 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:09,956 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:10,200 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:10,536 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:10,912 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:11,215 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:11,451 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:11,659 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:11,898 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:12,095 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:12,304 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:12,552 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:12,765 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:12,974 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:13,172 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:13,382 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:13,593 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:13,904 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:14,106 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:14,307 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:14,505 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:14,704 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:14,905 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:15,105 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:15,341 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:15,548 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:56:15,747 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:16,100 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:16,356 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:16,596 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:16,795 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:16,996 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:17,194 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:17,401 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:17,602 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:17,802 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:18,001 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:18,511 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:18,707 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:18,904 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:19,122 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:19,323 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:19,536 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:19,734 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:19,932 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:20,191 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:20,438 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:20,681 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:21,011 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:21,210 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:21,444 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:21,644 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:21,909 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:22,111 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:22,325 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:22,524 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:22,723 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:23,018 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:23,357 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:23,577 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:23,820 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:24,019 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:24,220 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:24,418 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:24,716 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:25,004 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:25,205 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:25,457 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:25,712 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:26,089 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:26,287 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:26,513 WARN L197 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:26,802 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:27,053 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:27,355 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:27,829 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:28,163 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:28,445 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:28,659 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:28,859 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:29,057 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2020-12-22 11:56:29,359 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 119 [2020-12-22 11:56:29,593 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2020-12-22 11:56:30,748 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:31,769 WARN L197 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:32,802 WARN L197 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:33,870 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:34,321 WARN L197 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 12 [2020-12-22 11:56:34,774 WARN L197 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 12 [2020-12-22 11:56:35,861 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:36,932 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:38,008 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:39,079 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:40,140 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:41,143 WARN L197 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:42,216 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:42,657 WARN L197 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 12 [2020-12-22 11:56:43,726 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:45,487 WARN L197 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 120 DAG size of output: 6 [2020-12-22 11:56:47,258 WARN L197 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 120 DAG size of output: 6 [2020-12-22 11:56:48,323 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:48,745 WARN L197 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 12 [2020-12-22 11:56:49,765 WARN L197 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:50,826 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:51,882 WARN L197 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:52,935 WARN L197 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:56:54,484 WARN L197 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 119 DAG size of output: 6 [2020-12-22 11:56:56,229 WARN L197 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 120 DAG size of output: 6 [2020-12-22 11:56:57,719 WARN L197 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 119 DAG size of output: 6 [2020-12-22 11:56:58,795 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:00,524 WARN L197 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 120 DAG size of output: 6 [2020-12-22 11:57:01,566 WARN L197 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:02,636 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:03,660 WARN L197 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:05,185 WARN L197 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 119 DAG size of output: 6 [2020-12-22 11:57:06,261 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:07,267 WARN L197 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:07,684 WARN L197 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 12 [2020-12-22 11:57:08,710 WARN L197 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:09,074 WARN L197 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 10 [2020-12-22 11:57:10,092 WARN L197 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:11,135 WARN L197 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:12,152 WARN L197 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:12,670 WARN L197 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 6 [2020-12-22 11:57:13,745 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:14,119 WARN L197 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 10 [2020-12-22 11:57:14,493 WARN L197 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 10 [2020-12-22 11:57:15,498 WARN L197 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:16,570 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:18,127 WARN L197 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 119 DAG size of output: 6 [2020-12-22 11:57:18,513 WARN L197 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 10 [2020-12-22 11:57:19,572 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:20,609 WARN L197 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:21,090 WARN L197 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 6 [2020-12-22 11:57:22,184 WARN L197 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 92 DAG size of output: 6 [2020-12-22 11:57:23,253 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 92 DAG size of output: 6