/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-09 22:22:42,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-09 22:22:42,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-09 22:22:42,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-09 22:22:42,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-09 22:22:42,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-09 22:22:42,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-09 22:22:42,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-09 22:22:42,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-09 22:22:42,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-09 22:22:42,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-09 22:22:42,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-09 22:22:42,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-09 22:22:42,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-09 22:22:42,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-09 22:22:42,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-09 22:22:42,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-09 22:22:42,947 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-09 22:22:42,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-09 22:22:42,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-09 22:22:42,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-09 22:22:42,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-09 22:22:42,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-09 22:22:42,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-09 22:22:42,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-09 22:22:42,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-09 22:22:42,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-09 22:22:42,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-09 22:22:42,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-09 22:22:42,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-09 22:22:42,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-09 22:22:42,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-09 22:22:42,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-09 22:22:42,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-09 22:22:42,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-09 22:22:42,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-09 22:22:42,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-09 22:22:42,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-09 22:22:42,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-09 22:22:42,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-09 22:22:42,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-09 22:22:42,963 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf [2021-07-09 22:22:42,979 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-09 22:22:42,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-09 22:22:42,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-09 22:22:42,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-09 22:22:42,995 INFO L138 SettingsManager]: * Use SBE=true [2021-07-09 22:22:42,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-09 22:22:42,996 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-09 22:22:42,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-09 22:22:42,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-09 22:22:42,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-09 22:22:42,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-09 22:22:42,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-09 22:22:42,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-09 22:22:42,997 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-09 22:22:42,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-09 22:22:42,997 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-09 22:22:42,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-09 22:22:42,997 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-09 22:22:42,997 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-09 22:22:42,997 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-09 22:22:42,997 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-09 22:22:42,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 22:22:42,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-09 22:22:42,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-09 22:22:42,998 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-09 22:22:42,998 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-09 22:22:42,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-09 22:22:42,998 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-09 22:22:42,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-09 22:22:42,999 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-07-09 22:22:42,999 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-09 22:22:43,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-09 22:22:43,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-09 22:22:43,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-09 22:22:43,312 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-09 22:22:43,316 INFO L275 PluginConnector]: CDTParser initialized [2021-07-09 22:22:43,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2021-07-09 22:22:43,375 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c4a9735d/6e288df4d8c447f9bff46e782c85d389/FLAGbbc6ef338 [2021-07-09 22:22:43,790 INFO L306 CDTParser]: Found 1 translation units. [2021-07-09 22:22:43,790 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2021-07-09 22:22:43,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c4a9735d/6e288df4d8c447f9bff46e782c85d389/FLAGbbc6ef338 [2021-07-09 22:22:43,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c4a9735d/6e288df4d8c447f9bff46e782c85d389 [2021-07-09 22:22:43,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-09 22:22:43,815 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-09 22:22:43,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-09 22:22:43,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-09 22:22:43,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-09 22:22:43,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 10:22:43" (1/1) ... [2021-07-09 22:22:43,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67d74b4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:22:43, skipping insertion in model container [2021-07-09 22:22:43,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 10:22:43" (1/1) ... [2021-07-09 22:22:43,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-09 22:22:43,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-09 22:22:43,970 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-07-09 22:22:44,196 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[39095,39108] [2021-07-09 22:22:44,201 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[39180,39193] [2021-07-09 22:22:44,202 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[39232,39245] [2021-07-09 22:22:44,228 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49388,49401] [2021-07-09 22:22:44,228 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49437,49450] [2021-07-09 22:22:44,230 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49565,49578] [2021-07-09 22:22:44,230 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49623,49636] [2021-07-09 22:22:44,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 22:22:44,243 INFO L203 MainTranslator]: Completed pre-run [2021-07-09 22:22:44,251 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-07-09 22:22:44,266 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[39095,39108] [2021-07-09 22:22:44,267 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[39180,39193] [2021-07-09 22:22:44,267 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[39232,39245] [2021-07-09 22:22:44,275 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49388,49401] [2021-07-09 22:22:44,276 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49437,49450] [2021-07-09 22:22:44,277 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49565,49578] [2021-07-09 22:22:44,277 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i[49623,49636] [2021-07-09 22:22:44,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 22:22:44,342 INFO L208 MainTranslator]: Completed translation [2021-07-09 22:22:44,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:22:44 WrapperNode [2021-07-09 22:22:44,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-09 22:22:44,343 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-09 22:22:44,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-09 22:22:44,344 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-09 22:22:44,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:22:44" (1/1) ... [2021-07-09 22:22:44,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:22:44" (1/1) ... [2021-07-09 22:22:44,401 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-09 22:22:44,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-09 22:22:44,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-09 22:22:44,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-09 22:22:44,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:22:44" (1/1) ... [2021-07-09 22:22:44,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:22:44" (1/1) ... [2021-07-09 22:22:44,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:22:44" (1/1) ... [2021-07-09 22:22:44,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:22:44" (1/1) ... [2021-07-09 22:22:44,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:22:44" (1/1) ... [2021-07-09 22:22:44,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:22:44" (1/1) ... [2021-07-09 22:22:44,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:22:44" (1/1) ... [2021-07-09 22:22:44,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-09 22:22:44,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-09 22:22:44,424 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-09 22:22:44,424 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-09 22:22:44,425 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:22:44" (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 [2021-07-09 22:22:44,503 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2021-07-09 22:22:44,503 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2021-07-09 22:22:44,503 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2021-07-09 22:22:44,503 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2021-07-09 22:22:44,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-09 22:22:44,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-09 22:22:44,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-09 22:22:44,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-09 22:22:44,504 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-07-09 22:22:44,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-09 22:22:44,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-09 22:22:44,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-09 22:22:44,505 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-09 22:22:44,966 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-09 22:22:44,966 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2021-07-09 22:22:44,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 10:22:44 BoogieIcfgContainer [2021-07-09 22:22:44,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-09 22:22:44,969 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-09 22:22:44,969 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-09 22:22:44,971 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-09 22:22:44,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.07 10:22:43" (1/3) ... [2021-07-09 22:22:44,971 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e70d490 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 10:22:44, skipping insertion in model container [2021-07-09 22:22:44,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:22:44" (2/3) ... [2021-07-09 22:22:44,972 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e70d490 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 10:22:44, skipping insertion in model container [2021-07-09 22:22:44,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 10:22:44" (3/3) ... [2021-07-09 22:22:44,973 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_2w1r-1.i [2021-07-09 22:22:44,977 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-09 22:22:44,977 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-09 22:22:44,977 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2021-07-09 22:22:44,979 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-09 22:22:45,019 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,020 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,020 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,020 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,020 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,020 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,020 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,021 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,021 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,021 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,021 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,021 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,021 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,021 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,021 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,021 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,021 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,022 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,022 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,022 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,022 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,022 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,023 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,023 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,024 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,024 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,024 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,024 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,024 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,024 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,025 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,025 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,025 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,025 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,025 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,025 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,025 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,025 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,025 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,026 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,026 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,026 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,026 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,026 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,026 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,026 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,027 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,027 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,027 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,027 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,027 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,027 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,027 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,027 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,027 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,027 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,028 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,028 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,028 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,028 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,028 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,028 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,028 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,028 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,028 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,028 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,028 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,028 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,029 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,029 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,029 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,029 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,029 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,029 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,030 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,030 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,030 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,030 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,030 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,030 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,030 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,031 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,031 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,031 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,031 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,032 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,033 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,034 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,034 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,034 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,037 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,037 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,038 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,038 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,038 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,038 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,038 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,038 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,038 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,038 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,038 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,038 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,038 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,038 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,038 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,039 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,039 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,039 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,039 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,039 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,039 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,039 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,039 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,039 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,039 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,039 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,039 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,039 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,040 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,040 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,040 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,040 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,040 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,040 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,040 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,040 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,041 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,041 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,041 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,041 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,041 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,041 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,041 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,041 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,042 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,042 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,042 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,042 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,042 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,042 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,042 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,042 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,042 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,042 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,042 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,042 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,042 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,042 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,042 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,043 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,043 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,043 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,043 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,043 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,044 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,044 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,044 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,044 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,044 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,044 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,045 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,045 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,045 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,045 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,045 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,045 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,045 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,045 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,045 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,045 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,045 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,045 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,045 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,045 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,046 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,046 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,046 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,046 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,046 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,046 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,047 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,047 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,047 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,047 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,047 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,047 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,047 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,047 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,047 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,047 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,047 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,047 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,047 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,048 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,048 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,048 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,048 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,048 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,048 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,048 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,049 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,049 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,049 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,049 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,049 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,049 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,049 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,049 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,049 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,049 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,049 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,049 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,050 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,053 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,053 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,053 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,053 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,054 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,062 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,062 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,062 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,062 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,062 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,062 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,062 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,062 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,062 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,062 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,062 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,063 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,063 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,063 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,063 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,063 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,063 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,063 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,063 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,063 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,063 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,063 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,063 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,063 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,063 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,064 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,064 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,064 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,064 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,064 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,064 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,064 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,064 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,064 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,064 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,064 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,065 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,065 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,065 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,065 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,065 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,065 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,065 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,066 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,066 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,066 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,066 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,066 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,066 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,066 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,066 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,066 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,066 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,066 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,066 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,066 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,066 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,066 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,067 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,067 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,067 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,067 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,067 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,067 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,067 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,067 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,067 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,067 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,067 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,067 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,067 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,067 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,068 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,068 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,068 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,068 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,068 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,068 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,068 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,068 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,068 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,068 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,068 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,068 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,069 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,069 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,069 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,069 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,069 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,069 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,069 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,069 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,069 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,069 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,069 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,069 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,070 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,070 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,070 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,070 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,070 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,070 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,070 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,070 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,070 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,070 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,070 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,070 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,070 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,070 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,071 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,071 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,071 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,072 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,072 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,072 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,072 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,072 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,072 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,073 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,074 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,074 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,074 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,074 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,074 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,074 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,074 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,074 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,074 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,074 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,075 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,075 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,075 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,075 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,075 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,075 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,075 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,075 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,075 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,075 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,075 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,075 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,075 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,075 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,075 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,076 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,076 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,076 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,076 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,076 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,077 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,077 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,077 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,077 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,077 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,077 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,077 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,077 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,077 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,077 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,077 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,077 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,077 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,077 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,078 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,078 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,078 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,078 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,078 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,078 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,078 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,078 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,078 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,078 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,078 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,078 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,078 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,079 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,079 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,079 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,079 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,079 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,079 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,079 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,079 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,079 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,079 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,079 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,079 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,079 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,079 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,079 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,080 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,080 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,080 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,080 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,080 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,080 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,080 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,080 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,080 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,080 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,080 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,080 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,080 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,082 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,082 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,082 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,082 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,082 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,082 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,082 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,083 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,083 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,083 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,083 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,083 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,083 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,083 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,083 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,083 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,083 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,083 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,083 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,083 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,084 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,084 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,084 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,084 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,084 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,084 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,084 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,084 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,084 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,084 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,084 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,084 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,084 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,084 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,085 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,089 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,089 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,089 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,089 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,089 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,089 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,089 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,089 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,089 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,089 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,089 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,090 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,090 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,090 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,090 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,090 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,090 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,090 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,090 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 22:22:45,097 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-07-09 22:22:45,113 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-07-09 22:22:45,136 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 22:22:45,137 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 22:22:45,137 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 22:22:45,137 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 22:22:45,137 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 22:22:45,137 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 22:22:45,137 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 22:22:45,137 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-09 22:22:45,288 INFO L276 IsEmpty]: Start isEmpty. Operand has 508 states, 478 states have (on average 1.211297071129707) internal successors, (579), 507 states have internal predecessors, (579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:22:45,296 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-09 22:22:45,296 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (1/2) [2021-07-09 22:22:45,298 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-07-09 22:22:45,299 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 22:22:45,299 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 22:22:45,299 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 22:22:45,299 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 22:22:45,299 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 22:22:45,299 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 22:22:45,299 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 22:22:45,299 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == reader_twoThread1of1ForFork0======== [2021-07-09 22:22:48,792 INFO L276 IsEmpty]: Start isEmpty. Operand has 85060 states, 82305 states have (on average 1.6151023631614119) internal successors, (132931), 85059 states have internal predecessors, (132931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:22:48,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-07-09 22:22:48,868 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:22:48,868 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:22:48,869 INFO L430 AbstractCegarLoop]: === Iteration 1 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:22:48,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:22:48,872 INFO L82 PathProgramCache]: Analyzing trace with hash -1837467968, now seen corresponding path program 1 times [2021-07-09 22:22:48,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:22:48,878 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756544155] [2021-07-09 22:22:48,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:22:49,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:22:49,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:22:49,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:22:49,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:22:49,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-07-09 22:22:49,160 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size [2021-07-09 22:22:49,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-09 22:22:49,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-09 22:22:49,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-07-09 22:22:49,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:22:49,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:22:49,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:22:49,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:22:49,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:22:49,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:22:49,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:22:49,307 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-07-09 22:22:49,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-09 22:22:49,325 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-09 22:22:49,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-09 22:22:49,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:22:49,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-09 22:22:49,388 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-09 22:22:49,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:22:49,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:49,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:22:49,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:22:49,425 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:22:49,425 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756544155] [2021-07-09 22:22:49,426 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756544155] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:22:49,427 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:22:49,427 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-07-09 22:22:49,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409876353] [2021-07-09 22:22:49,429 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-09 22:22:49,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:22:49,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-09 22:22:49,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=300, Unknown=0, NotChecked=0, Total=342 [2021-07-09 22:22:49,695 INFO L87 Difference]: Start difference. First operand has 85060 states, 82305 states have (on average 1.6151023631614119) internal successors, (132931), 85059 states have internal predecessors, (132931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 19 states, 19 states have (on average 4.2105263157894735) internal successors, (80), 19 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:22:52,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:22:52,112 INFO L93 Difference]: Finished difference Result 95141 states and 140012 transitions. [2021-07-09 22:22:52,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-09 22:22:52,113 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 4.2105263157894735) internal successors, (80), 19 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2021-07-09 22:22:52,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:22:52,449 INFO L225 Difference]: With dead ends: 95141 [2021-07-09 22:22:52,450 INFO L226 Difference]: Without dead ends: 81139 [2021-07-09 22:22:52,451 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 1307.4ms TimeCoverageRelationStatistics Valid=375, Invalid=1031, Unknown=0, NotChecked=0, Total=1406 [2021-07-09 22:22:53,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81139 states. [2021-07-09 22:22:55,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81139 to 76987. [2021-07-09 22:22:55,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76987 states, 76835 states have (on average 1.536083815969285) internal successors, (118025), 76986 states have internal predecessors, (118025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:22:55,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76987 states to 76987 states and 118025 transitions. [2021-07-09 22:22:55,499 INFO L78 Accepts]: Start accepts. Automaton has 76987 states and 118025 transitions. Word has length 80 [2021-07-09 22:22:55,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:22:55,500 INFO L482 AbstractCegarLoop]: Abstraction has 76987 states and 118025 transitions. [2021-07-09 22:22:55,500 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 4.2105263157894735) internal successors, (80), 19 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:22:55,500 INFO L276 IsEmpty]: Start isEmpty. Operand 76987 states and 118025 transitions. [2021-07-09 22:22:55,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-07-09 22:22:55,557 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:22:55,557 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:22:55,557 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-09 22:22:55,557 INFO L430 AbstractCegarLoop]: === Iteration 2 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:22:55,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:22:55,558 INFO L82 PathProgramCache]: Analyzing trace with hash 830470959, now seen corresponding path program 1 times [2021-07-09 22:22:55,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:22:55,558 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999787767] [2021-07-09 22:22:55,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:22:55,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:22:55,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:22:55,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:22:55,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:22:55,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-09 22:22:55,711 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-07-09 22:22:55,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-09 22:22:55,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-09 22:22:55,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-09 22:22:55,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-09 22:22:55,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-09 22:22:55,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:22:55,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:22:55,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:22:55,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:22:55,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:22:55,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:22:55,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:22:55,908 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-07-09 22:22:55,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-09 22:22:55,922 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-09 22:22:55,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-09 22:22:55,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:22:55,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:55,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-09 22:22:55,979 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-09 22:22:55,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:22:56,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:22:56,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:22:56,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:22:56,011 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:22:56,011 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999787767] [2021-07-09 22:22:56,011 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999787767] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:22:56,011 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:22:56,011 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-07-09 22:22:56,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891458484] [2021-07-09 22:22:56,012 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-07-09 22:22:56,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:22:56,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-07-09 22:22:56,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2021-07-09 22:22:56,014 INFO L87 Difference]: Start difference. First operand 76987 states and 118025 transitions. Second operand has 22 states, 22 states have (on average 3.8636363636363638) internal successors, (85), 22 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:22:56,668 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2021-07-09 22:22:57,228 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2021-07-09 22:22:57,536 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 86 [2021-07-09 22:22:59,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:22:59,353 INFO L93 Difference]: Finished difference Result 119749 states and 179900 transitions. [2021-07-09 22:22:59,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-09 22:22:59,354 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 3.8636363636363638) internal successors, (85), 22 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-07-09 22:22:59,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:22:59,828 INFO L225 Difference]: With dead ends: 119749 [2021-07-09 22:22:59,828 INFO L226 Difference]: Without dead ends: 119581 [2021-07-09 22:22:59,829 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 2172.0ms TimeCoverageRelationStatistics Valid=570, Invalid=1500, Unknown=0, NotChecked=0, Total=2070 [2021-07-09 22:23:01,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119581 states. [2021-07-09 22:23:02,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119581 to 90626. [2021-07-09 22:23:02,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90626 states, 90474 states have (on average 1.522824236797312) internal successors, (137776), 90625 states have internal predecessors, (137776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:23:02,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90626 states to 90626 states and 137776 transitions. [2021-07-09 22:23:02,618 INFO L78 Accepts]: Start accepts. Automaton has 90626 states and 137776 transitions. Word has length 85 [2021-07-09 22:23:02,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:23:02,618 INFO L482 AbstractCegarLoop]: Abstraction has 90626 states and 137776 transitions. [2021-07-09 22:23:02,618 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 3.8636363636363638) internal successors, (85), 22 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:23:02,618 INFO L276 IsEmpty]: Start isEmpty. Operand 90626 states and 137776 transitions. [2021-07-09 22:23:02,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-07-09 22:23:02,661 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:23:02,661 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:23:02,661 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-09 22:23:02,661 INFO L430 AbstractCegarLoop]: === Iteration 3 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:23:02,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:23:02,662 INFO L82 PathProgramCache]: Analyzing trace with hash -1054359263, now seen corresponding path program 2 times [2021-07-09 22:23:02,662 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:23:02,662 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557506485] [2021-07-09 22:23:02,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:23:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:23:02,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:02,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:23:02,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:02,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:23:02,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:02,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:23:02,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:02,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-09 22:23:02,760 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-07-09 22:23:02,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-09 22:23:02,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:02,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-09 22:23:02,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:02,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-09 22:23:02,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:02,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-09 22:23:02,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:02,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-09 22:23:02,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:02,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:23:02,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:02,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:23:02,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:02,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:23:02,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:02,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:23:02,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:02,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:23:02,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:02,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:23:02,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:02,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:23:02,973 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-07-09 22:23:02,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-09 22:23:02,987 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-09 22:23:02,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-09 22:23:03,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:03,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:23:03,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:03,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-09 22:23:03,029 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-09 22:23:03,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:23:03,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:03,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:23:03,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:23:03,065 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:23:03,065 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557506485] [2021-07-09 22:23:03,065 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557506485] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:23:03,065 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:23:03,065 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-07-09 22:23:03,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93832877] [2021-07-09 22:23:03,066 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-07-09 22:23:03,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:23:03,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-07-09 22:23:03,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2021-07-09 22:23:03,067 INFO L87 Difference]: Start difference. First operand 90626 states and 137776 transitions. Second operand has 22 states, 22 states have (on average 3.8636363636363638) internal successors, (85), 22 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:23:04,355 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 87 [2021-07-09 22:23:04,624 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 88 [2021-07-09 22:23:06,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:23:06,421 INFO L93 Difference]: Finished difference Result 124762 states and 187158 transitions. [2021-07-09 22:23:06,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-09 22:23:06,421 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 3.8636363636363638) internal successors, (85), 22 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-07-09 22:23:06,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:23:06,684 INFO L225 Difference]: With dead ends: 124762 [2021-07-09 22:23:06,684 INFO L226 Difference]: Without dead ends: 124696 [2021-07-09 22:23:06,685 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 1937.4ms TimeCoverageRelationStatistics Valid=544, Invalid=1436, Unknown=0, NotChecked=0, Total=1980 [2021-07-09 22:23:07,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124696 states. [2021-07-09 22:23:08,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124696 to 88895. [2021-07-09 22:23:08,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88895 states, 88743 states have (on average 1.524469535625345) internal successors, (135286), 88894 states have internal predecessors, (135286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:23:09,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88895 states to 88895 states and 135286 transitions. [2021-07-09 22:23:09,383 INFO L78 Accepts]: Start accepts. Automaton has 88895 states and 135286 transitions. Word has length 85 [2021-07-09 22:23:09,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:23:09,397 INFO L482 AbstractCegarLoop]: Abstraction has 88895 states and 135286 transitions. [2021-07-09 22:23:09,397 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 3.8636363636363638) internal successors, (85), 22 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:23:09,397 INFO L276 IsEmpty]: Start isEmpty. Operand 88895 states and 135286 transitions. [2021-07-09 22:23:09,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-07-09 22:23:09,429 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:23:09,430 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:23:09,430 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-09 22:23:09,430 INFO L430 AbstractCegarLoop]: === Iteration 4 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:23:09,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:23:09,431 INFO L82 PathProgramCache]: Analyzing trace with hash -1080776155, now seen corresponding path program 3 times [2021-07-09 22:23:09,431 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:23:09,431 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911102657] [2021-07-09 22:23:09,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:23:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:23:09,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:23:09,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:23:09,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:23:09,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-09 22:23:09,562 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-07-09 22:23:09,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-09 22:23:09,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-09 22:23:09,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-09 22:23:09,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-09 22:23:09,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-09 22:23:09,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:23:09,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:23:09,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:23:09,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:23:09,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:23:09,707 INFO L142 QuantifierPusher]: treesize reduction 9, result has 70.0 percent of original size [2021-07-09 22:23:09,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-09 22:23:09,725 INFO L142 QuantifierPusher]: treesize reduction 9, result has 78.6 percent of original size [2021-07-09 22:23:09,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-09 22:23:09,740 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-07-09 22:23:09,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-09 22:23:09,763 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-07-09 22:23:09,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-09 22:23:09,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:23:09,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-09 22:23:09,808 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-09 22:23:09,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:23:09,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:09,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:23:09,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:23:09,832 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:23:09,832 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911102657] [2021-07-09 22:23:09,832 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911102657] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:23:09,832 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:23:09,832 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-07-09 22:23:09,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987801993] [2021-07-09 22:23:09,832 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-07-09 22:23:09,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:23:09,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-07-09 22:23:09,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2021-07-09 22:23:09,833 INFO L87 Difference]: Start difference. First operand 88895 states and 135286 transitions. Second operand has 22 states, 22 states have (on average 3.8636363636363638) internal successors, (85), 22 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:23:10,528 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2021-07-09 22:23:10,977 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2021-07-09 22:23:11,107 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2021-07-09 22:23:11,241 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 90 [2021-07-09 22:23:12,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:23:12,323 INFO L93 Difference]: Finished difference Result 103114 states and 156017 transitions. [2021-07-09 22:23:12,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-09 22:23:12,324 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 3.8636363636363638) internal successors, (85), 22 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-07-09 22:23:12,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:23:12,668 INFO L225 Difference]: With dead ends: 103114 [2021-07-09 22:23:12,668 INFO L226 Difference]: Without dead ends: 103072 [2021-07-09 22:23:12,669 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 1586.2ms TimeCoverageRelationStatistics Valid=415, Invalid=1225, Unknown=0, NotChecked=0, Total=1640 [2021-07-09 22:23:13,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103072 states. [2021-07-09 22:23:14,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103072 to 83331. [2021-07-09 22:23:14,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83331 states, 83179 states have (on average 1.5304463867081834) internal successors, (127301), 83330 states have internal predecessors, (127301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:23:15,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83331 states to 83331 states and 127301 transitions. [2021-07-09 22:23:15,052 INFO L78 Accepts]: Start accepts. Automaton has 83331 states and 127301 transitions. Word has length 85 [2021-07-09 22:23:15,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:23:15,052 INFO L482 AbstractCegarLoop]: Abstraction has 83331 states and 127301 transitions. [2021-07-09 22:23:15,052 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 3.8636363636363638) internal successors, (85), 22 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:23:15,053 INFO L276 IsEmpty]: Start isEmpty. Operand 83331 states and 127301 transitions. [2021-07-09 22:23:15,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-07-09 22:23:15,099 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:23:15,099 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:23:15,099 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-09 22:23:15,099 INFO L430 AbstractCegarLoop]: === Iteration 5 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:23:15,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:23:15,099 INFO L82 PathProgramCache]: Analyzing trace with hash -387248775, now seen corresponding path program 1 times [2021-07-09 22:23:15,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:23:15,099 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200759061] [2021-07-09 22:23:15,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:23:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:23:15,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:15,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:23:15,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:15,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:23:15,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:15,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:23:15,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:15,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-09 22:23:15,194 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-07-09 22:23:15,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-09 22:23:15,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:15,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-07-09 22:23:15,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:15,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-09 22:23:15,250 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-07-09 22:23:15,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-09 22:23:15,261 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-07-09 22:23:15,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-09 22:23:15,281 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-07-09 22:23:15,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-09 22:23:15,292 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.4 percent of original size [2021-07-09 22:23:15,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:23:15,305 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.4 percent of original size [2021-07-09 22:23:15,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:23:15,321 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.4 percent of original size [2021-07-09 22:23:15,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:23:15,336 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-07-09 22:23:15,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-07-09 22:23:15,351 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:23:15,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:23:15,367 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:23:15,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:23:15,382 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:23:15,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:23:15,398 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:23:15,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:23:15,416 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:23:15,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:23:15,625 INFO L142 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-07-09 22:23:15,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:23:15,653 INFO L142 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-07-09 22:23:15,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-09 22:23:15,675 INFO L142 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-07-09 22:23:15,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-09 22:23:15,696 INFO L142 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-07-09 22:23:15,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-07-09 22:23:15,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:15,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:23:15,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:15,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-09 22:23:15,765 INFO L142 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-07-09 22:23:15,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-09 22:23:15,788 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-07-09 22:23:15,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-09 22:23:15,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:15,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:23:15,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:15,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-09 22:23:15,852 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-09 22:23:15,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:23:15,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:15,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:23:15,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:15,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:23:15,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:15,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:23:15,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:23:15,885 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:23:15,885 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200759061] [2021-07-09 22:23:15,885 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200759061] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:23:15,885 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:23:15,885 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-07-09 22:23:15,885 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805827207] [2021-07-09 22:23:15,886 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-09 22:23:15,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:23:15,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-09 22:23:15,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=787, Unknown=0, NotChecked=0, Total=870 [2021-07-09 22:23:15,886 INFO L87 Difference]: Start difference. First operand 83331 states and 127301 transitions. Second operand has 30 states, 30 states have (on average 3.433333333333333) internal successors, (103), 30 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:23:16,820 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 48 [2021-07-09 22:23:16,956 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 62 [2021-07-09 22:23:17,186 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 66 [2021-07-09 22:23:17,620 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 68 [2021-07-09 22:23:18,132 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 62 [2021-07-09 22:23:18,415 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 60 [2021-07-09 22:23:18,549 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 60 [2021-07-09 22:23:19,066 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 66 [2021-07-09 22:23:19,240 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 81 [2021-07-09 22:23:19,522 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 66 [2021-07-09 22:23:19,684 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 70 [2021-07-09 22:23:19,852 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 69 [2021-07-09 22:23:20,119 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 72 [2021-07-09 22:23:20,263 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 66 [2021-07-09 22:23:20,457 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 75 [2021-07-09 22:23:20,597 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 63 [2021-07-09 22:23:20,774 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 69 [2021-07-09 22:23:20,902 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 64 [2021-07-09 22:23:21,064 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 70 [2021-07-09 22:23:21,231 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 68 [2021-07-09 22:23:21,395 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 70 [2021-07-09 22:23:21,581 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 72 [2021-07-09 22:23:21,749 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 74 [2021-07-09 22:23:21,923 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 74 [2021-07-09 22:23:22,124 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 76 [2021-07-09 22:23:22,309 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 74 [2021-07-09 22:23:22,536 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 79 [2021-07-09 22:23:22,732 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 78 [2021-07-09 22:23:22,932 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2021-07-09 22:23:23,108 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 73 [2021-07-09 22:23:23,319 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 80 [2021-07-09 22:23:23,544 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 83 [2021-07-09 22:23:23,761 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 83 [2021-07-09 22:23:23,961 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 85 [2021-07-09 22:23:24,182 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 85 [2021-07-09 22:23:24,419 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 77 [2021-07-09 22:23:24,609 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 78 [2021-07-09 22:23:24,890 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 88 [2021-07-09 22:23:25,134 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-07-09 22:23:25,360 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 82 [2021-07-09 22:23:25,569 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 89 [2021-07-09 22:23:25,826 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 93 [2021-07-09 22:23:26,088 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 87 [2021-07-09 22:23:26,351 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 95 [2021-07-09 22:23:26,642 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 98 [2021-07-09 22:23:26,912 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 92 [2021-07-09 22:23:27,273 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 97 [2021-07-09 22:23:28,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:23:28,352 INFO L93 Difference]: Finished difference Result 101415 states and 155292 transitions. [2021-07-09 22:23:28,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-09 22:23:28,353 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.433333333333333) internal successors, (103), 30 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-07-09 22:23:28,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:23:28,563 INFO L225 Difference]: With dead ends: 101415 [2021-07-09 22:23:28,563 INFO L226 Difference]: Without dead ends: 101415 [2021-07-09 22:23:28,565 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1745 ImplicationChecksByTransitivity, 11045.4ms TimeCoverageRelationStatistics Valid=3220, Invalid=7700, Unknown=0, NotChecked=0, Total=10920 [2021-07-09 22:23:29,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101415 states. [2021-07-09 22:23:30,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101415 to 89039. [2021-07-09 22:23:30,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89039 states, 88887 states have (on average 1.528378728047971) internal successors, (135853), 89038 states have internal predecessors, (135853), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:23:30,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89039 states to 89039 states and 135853 transitions. [2021-07-09 22:23:30,778 INFO L78 Accepts]: Start accepts. Automaton has 89039 states and 135853 transitions. Word has length 103 [2021-07-09 22:23:30,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:23:30,778 INFO L482 AbstractCegarLoop]: Abstraction has 89039 states and 135853 transitions. [2021-07-09 22:23:30,778 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 3.433333333333333) internal successors, (103), 30 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:23:30,778 INFO L276 IsEmpty]: Start isEmpty. Operand 89039 states and 135853 transitions. [2021-07-09 22:23:30,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-07-09 22:23:30,837 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:23:30,837 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:23:30,837 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-09 22:23:30,837 INFO L430 AbstractCegarLoop]: === Iteration 6 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:23:30,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:23:30,837 INFO L82 PathProgramCache]: Analyzing trace with hash 380172182, now seen corresponding path program 1 times [2021-07-09 22:23:30,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:23:30,837 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899812879] [2021-07-09 22:23:30,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:23:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:23:30,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:30,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:23:30,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:30,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:23:30,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:30,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:23:30,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:30,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:23:30,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:30,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:23:30,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:30,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-09 22:23:30,968 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-07-09 22:23:30,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-09 22:23:30,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:30,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-07-09 22:23:31,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:31,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-09 22:23:31,030 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-07-09 22:23:31,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-09 22:23:31,043 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.7 percent of original size [2021-07-09 22:23:31,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-09 22:23:31,056 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size [2021-07-09 22:23:31,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-09 22:23:31,070 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:23:31,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:23:31,086 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:23:31,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:23:31,103 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:23:31,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:23:31,122 INFO L142 QuantifierPusher]: treesize reduction 3, result has 93.0 percent of original size [2021-07-09 22:23:31,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-09 22:23:31,141 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-07-09 22:23:31,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-09 22:23:31,160 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-07-09 22:23:31,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-09 22:23:31,176 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-07-09 22:23:31,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-09 22:23:31,196 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-07-09 22:23:31,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-09 22:23:31,216 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.0 percent of original size [2021-07-09 22:23:31,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:23:31,235 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-07-09 22:23:31,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-09 22:23:31,258 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-07-09 22:23:31,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:23:31,296 INFO L142 QuantifierPusher]: treesize reduction 43, result has 50.0 percent of original size [2021-07-09 22:23:31,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-09 22:23:31,345 INFO L142 QuantifierPusher]: treesize reduction 57, result has 44.7 percent of original size [2021-07-09 22:23:31,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-09 22:23:31,394 INFO L142 QuantifierPusher]: treesize reduction 34, result has 65.7 percent of original size [2021-07-09 22:23:31,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-07-09 22:23:31,433 INFO L142 QuantifierPusher]: treesize reduction 68, result has 54.7 percent of original size [2021-07-09 22:23:31,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-07-09 22:23:31,484 INFO L142 QuantifierPusher]: treesize reduction 29, result has 45.3 percent of original size [2021-07-09 22:23:31,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-09 22:23:31,513 INFO L142 QuantifierPusher]: treesize reduction 26, result has 78.7 percent of original size [2021-07-09 22:23:31,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-07-09 22:23:31,548 INFO L142 QuantifierPusher]: treesize reduction 23, result has 82.0 percent of original size [2021-07-09 22:23:31,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-07-09 22:23:31,609 INFO L142 QuantifierPusher]: treesize reduction 32, result has 80.0 percent of original size [2021-07-09 22:23:31,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-07-09 22:23:31,668 INFO L142 QuantifierPusher]: treesize reduction 9, result has 70.0 percent of original size [2021-07-09 22:23:31,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-09 22:23:31,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:31,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:23:31,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:31,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:23:31,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:31,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:23:31,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:31,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-07-09 22:23:31,785 INFO L142 QuantifierPusher]: treesize reduction 14, result has 17.6 percent of original size [2021-07-09 22:23:31,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:23:31,812 INFO L142 QuantifierPusher]: treesize reduction 14, result has 17.6 percent of original size [2021-07-09 22:23:31,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:23:31,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:31,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:23:31,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:31,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:23:31,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:31,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:23:31,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:31,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:23:31,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:31,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:23:31,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:23:31,896 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:23:31,896 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899812879] [2021-07-09 22:23:31,896 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899812879] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:23:31,897 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:23:31,897 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [39] imperfect sequences [] total 39 [2021-07-09 22:23:31,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135510992] [2021-07-09 22:23:31,897 INFO L462 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-07-09 22:23:31,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:23:31,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-07-09 22:23:31,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1385, Unknown=0, NotChecked=0, Total=1482 [2021-07-09 22:23:31,898 INFO L87 Difference]: Start difference. First operand 89039 states and 135853 transitions. Second operand has 39 states, 39 states have (on average 2.717948717948718) internal successors, (106), 39 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:23:33,535 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 55 [2021-07-09 22:23:33,948 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 68 [2021-07-09 22:23:34,116 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 72 [2021-07-09 22:23:34,306 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 75 [2021-07-09 22:23:34,507 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 80 [2021-07-09 22:23:34,721 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 80 [2021-07-09 22:23:34,930 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 83 [2021-07-09 22:23:35,123 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 79 [2021-07-09 22:23:35,648 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 95 [2021-07-09 22:23:35,879 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 91 [2021-07-09 22:23:36,285 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 99 [2021-07-09 22:23:36,526 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 95 [2021-07-09 22:23:42,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:23:42,586 INFO L93 Difference]: Finished difference Result 218136 states and 333893 transitions. [2021-07-09 22:23:42,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-09 22:23:42,587 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 2.717948717948718) internal successors, (106), 39 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2021-07-09 22:23:42,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:23:43,309 INFO L225 Difference]: With dead ends: 218136 [2021-07-09 22:23:43,310 INFO L226 Difference]: Without dead ends: 218136 [2021-07-09 22:23:43,311 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2415 ImplicationChecksByTransitivity, 7657.4ms TimeCoverageRelationStatistics Valid=1914, Invalid=9216, Unknown=0, NotChecked=0, Total=11130 [2021-07-09 22:23:45,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218136 states. [2021-07-09 22:23:46,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218136 to 117287. [2021-07-09 22:23:47,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117287 states, 117135 states have (on average 1.5259316173645794) internal successors, (178740), 117286 states have internal predecessors, (178740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:23:47,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117287 states to 117287 states and 178740 transitions. [2021-07-09 22:23:47,587 INFO L78 Accepts]: Start accepts. Automaton has 117287 states and 178740 transitions. Word has length 106 [2021-07-09 22:23:47,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:23:47,587 INFO L482 AbstractCegarLoop]: Abstraction has 117287 states and 178740 transitions. [2021-07-09 22:23:47,588 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 2.717948717948718) internal successors, (106), 39 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:23:47,588 INFO L276 IsEmpty]: Start isEmpty. Operand 117287 states and 178740 transitions. [2021-07-09 22:23:47,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-07-09 22:23:47,649 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:23:47,649 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:23:47,649 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-09 22:23:47,649 INFO L430 AbstractCegarLoop]: === Iteration 7 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:23:47,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:23:47,650 INFO L82 PathProgramCache]: Analyzing trace with hash -1099562657, now seen corresponding path program 1 times [2021-07-09 22:23:47,650 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:23:47,650 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764317056] [2021-07-09 22:23:47,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:23:47,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:23:47,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:47,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:23:47,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:47,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:23:47,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:47,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:23:47,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:47,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:23:47,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:47,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:23:47,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:47,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-09 22:23:47,786 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-07-09 22:23:47,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-09 22:23:47,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:47,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-07-09 22:23:47,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:47,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-09 22:23:47,847 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-07-09 22:23:47,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-09 22:23:47,861 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.7 percent of original size [2021-07-09 22:23:47,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-09 22:23:47,874 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size [2021-07-09 22:23:47,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-09 22:23:47,887 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:23:47,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:23:47,903 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:23:47,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:23:47,920 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:23:47,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:23:47,938 INFO L142 QuantifierPusher]: treesize reduction 3, result has 93.0 percent of original size [2021-07-09 22:23:47,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-09 22:23:47,954 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-07-09 22:23:47,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-09 22:23:47,969 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-07-09 22:23:47,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-09 22:23:47,985 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-07-09 22:23:47,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-09 22:23:48,001 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-07-09 22:23:48,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-09 22:23:48,018 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.0 percent of original size [2021-07-09 22:23:48,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:23:48,038 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-07-09 22:23:48,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-09 22:23:48,060 INFO L142 QuantifierPusher]: treesize reduction 13, result has 71.1 percent of original size [2021-07-09 22:23:48,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:23:48,084 INFO L142 QuantifierPusher]: treesize reduction 28, result has 56.9 percent of original size [2021-07-09 22:23:48,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-07-09 22:23:48,120 INFO L142 QuantifierPusher]: treesize reduction 28, result has 63.6 percent of original size [2021-07-09 22:23:48,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-07-09 22:23:48,161 INFO L142 QuantifierPusher]: treesize reduction 27, result has 68.6 percent of original size [2021-07-09 22:23:48,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-07-09 22:23:48,182 INFO L142 QuantifierPusher]: treesize reduction 59, result has 46.8 percent of original size [2021-07-09 22:23:48,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-07-09 22:23:48,225 INFO L142 QuantifierPusher]: treesize reduction 39, result has 38.1 percent of original size [2021-07-09 22:23:48,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-09 22:23:48,257 INFO L142 QuantifierPusher]: treesize reduction 36, result has 72.7 percent of original size [2021-07-09 22:23:48,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-07-09 22:23:48,287 INFO L142 QuantifierPusher]: treesize reduction 33, result has 76.1 percent of original size [2021-07-09 22:23:48,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-07-09 22:23:48,340 INFO L142 QuantifierPusher]: treesize reduction 42, result has 75.3 percent of original size [2021-07-09 22:23:48,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-07-09 22:23:48,417 INFO L142 QuantifierPusher]: treesize reduction 9, result has 70.0 percent of original size [2021-07-09 22:23:48,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-09 22:23:48,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:48,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:23:48,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:48,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:23:48,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:48,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:23:48,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:48,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-09 22:23:48,692 INFO L142 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size [2021-07-09 22:23:48,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-09 22:23:48,713 INFO L142 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size [2021-07-09 22:23:48,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-09 22:23:48,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:48,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:23:48,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:48,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:23:48,789 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-07-09 22:23:48,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:23:48,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:48,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:23:48,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:23:48,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:23:48,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:23:48,833 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:23:48,833 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764317056] [2021-07-09 22:23:48,833 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764317056] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:23:48,833 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:23:48,833 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [40] imperfect sequences [] total 40 [2021-07-09 22:23:48,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185932313] [2021-07-09 22:23:48,834 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-07-09 22:23:48,834 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:23:48,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-07-09 22:23:48,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1460, Unknown=0, NotChecked=0, Total=1560 [2021-07-09 22:23:48,834 INFO L87 Difference]: Start difference. First operand 117287 states and 178740 transitions. Second operand has 40 states, 40 states have (on average 2.675) internal successors, (107), 40 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:23:50,261 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 71 [2021-07-09 22:23:50,447 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 75 [2021-07-09 22:23:50,639 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 78 [2021-07-09 22:23:50,859 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 83 [2021-07-09 22:23:51,082 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 83 [2021-07-09 22:23:51,300 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 86 [2021-07-09 22:23:51,499 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 82 [2021-07-09 22:23:52,072 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 98 [2021-07-09 22:23:52,298 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 94 [2021-07-09 22:23:52,724 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 102 [2021-07-09 22:23:53,006 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 98 [2021-07-09 22:23:54,039 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 82 [2021-07-09 22:23:54,561 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 86 [2021-07-09 22:23:55,194 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2021-07-09 22:23:58,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:23:58,643 INFO L93 Difference]: Finished difference Result 184941 states and 281857 transitions. [2021-07-09 22:23:58,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-07-09 22:23:58,643 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 40 states have (on average 2.675) internal successors, (107), 40 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 107 [2021-07-09 22:23:58,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:23:59,060 INFO L225 Difference]: With dead ends: 184941 [2021-07-09 22:23:59,060 INFO L226 Difference]: Without dead ends: 184941 [2021-07-09 22:23:59,063 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2275 ImplicationChecksByTransitivity, 7536.8ms TimeCoverageRelationStatistics Valid=2023, Invalid=8897, Unknown=0, NotChecked=0, Total=10920 [2021-07-09 22:24:00,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184941 states. [2021-07-09 22:24:02,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184941 to 118205. [2021-07-09 22:24:02,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118205 states, 118053 states have (on average 1.5263229227550337) internal successors, (180187), 118204 states have internal predecessors, (180187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:24:03,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118205 states to 118205 states and 180187 transitions. [2021-07-09 22:24:03,182 INFO L78 Accepts]: Start accepts. Automaton has 118205 states and 180187 transitions. Word has length 107 [2021-07-09 22:24:03,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:24:03,183 INFO L482 AbstractCegarLoop]: Abstraction has 118205 states and 180187 transitions. [2021-07-09 22:24:03,183 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.675) internal successors, (107), 40 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:24:03,183 INFO L276 IsEmpty]: Start isEmpty. Operand 118205 states and 180187 transitions. [2021-07-09 22:24:03,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-07-09 22:24:03,274 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:24:03,274 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:24:03,274 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-09 22:24:03,274 INFO L430 AbstractCegarLoop]: === Iteration 8 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:24:03,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:24:03,275 INFO L82 PathProgramCache]: Analyzing trace with hash -83534693, now seen corresponding path program 1 times [2021-07-09 22:24:03,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:24:03,275 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826099652] [2021-07-09 22:24:03,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:24:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:24:03,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:03,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:24:03,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:03,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:24:03,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:03,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:24:03,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:03,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-09 22:24:03,402 INFO L142 QuantifierPusher]: treesize reduction 7, result has 78.1 percent of original size [2021-07-09 22:24:03,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-09 22:24:03,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:03,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-09 22:24:03,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:03,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-09 22:24:03,457 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-07-09 22:24:03,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-09 22:24:03,468 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-07-09 22:24:03,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-09 22:24:03,480 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-07-09 22:24:03,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-09 22:24:03,492 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.4 percent of original size [2021-07-09 22:24:03,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:24:03,504 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.4 percent of original size [2021-07-09 22:24:03,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:24:03,518 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.4 percent of original size [2021-07-09 22:24:03,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:24:03,533 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-07-09 22:24:03,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-07-09 22:24:03,548 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:24:03,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:24:03,564 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:24:03,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:24:03,585 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:24:03,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:24:03,599 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:24:03,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:24:03,616 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:24:03,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:24:03,635 INFO L142 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-07-09 22:24:03,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:24:03,654 INFO L142 QuantifierPusher]: treesize reduction 30, result has 64.3 percent of original size [2021-07-09 22:24:03,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-07-09 22:24:03,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:03,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:24:03,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:03,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-09 22:24:03,718 INFO L142 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-07-09 22:24:03,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-09 22:24:03,739 INFO L142 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-07-09 22:24:03,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-09 22:24:03,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:03,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:24:03,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:03,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-09 22:24:03,796 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-09 22:24:03,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:24:03,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:03,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:24:03,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:03,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:24:03,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:03,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:24:03,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:24:03,822 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:24:03,822 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826099652] [2021-07-09 22:24:03,822 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826099652] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:24:03,822 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:24:03,823 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-07-09 22:24:03,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238280095] [2021-07-09 22:24:03,823 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-07-09 22:24:03,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:24:03,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-07-09 22:24:03,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2021-07-09 22:24:03,824 INFO L87 Difference]: Start difference. First operand 118205 states and 180187 transitions. Second operand has 29 states, 29 states have (on average 3.7241379310344827) internal successors, (108), 29 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:24:04,344 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2021-07-09 22:24:05,375 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 60 [2021-07-09 22:24:05,725 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 64 [2021-07-09 22:24:06,526 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 64 [2021-07-09 22:24:06,681 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 67 [2021-07-09 22:24:06,815 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 62 [2021-07-09 22:24:07,215 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 64 [2021-07-09 22:24:07,360 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 66 [2021-07-09 22:24:07,517 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 70 [2021-07-09 22:24:07,663 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 68 [2021-07-09 22:24:07,841 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 73 [2021-07-09 22:24:07,972 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 64 [2021-07-09 22:24:08,135 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 72 [2021-07-09 22:24:08,271 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 64 [2021-07-09 22:24:08,468 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 75 [2021-07-09 22:24:08,617 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 65 [2021-07-09 22:24:08,804 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 67 [2021-07-09 22:24:08,968 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 68 [2021-07-09 22:24:09,155 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 70 [2021-07-09 22:24:09,316 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 68 [2021-07-09 22:24:09,509 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 72 [2021-07-09 22:24:09,699 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 72 [2021-07-09 22:24:09,916 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 78 [2021-07-09 22:24:10,099 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 75 [2021-07-09 22:24:10,331 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 81 [2021-07-09 22:24:10,524 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 79 [2021-07-09 22:24:10,750 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 73 [2021-07-09 22:24:10,971 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 83 [2021-07-09 22:24:11,259 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 86 [2021-07-09 22:24:11,474 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 73 [2021-07-09 22:24:11,685 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 78 [2021-07-09 22:24:11,873 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 78 [2021-07-09 22:24:12,281 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 83 [2021-07-09 22:24:12,508 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 77 [2021-07-09 22:24:12,792 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 81 [2021-07-09 22:24:13,126 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 85 [2021-07-09 22:24:13,439 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 88 [2021-07-09 22:24:13,740 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 80 [2021-07-09 22:24:14,167 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 85 [2021-07-09 22:24:15,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:24:15,273 INFO L93 Difference]: Finished difference Result 141640 states and 216419 transitions. [2021-07-09 22:24:15,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-07-09 22:24:15,273 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 3.7241379310344827) internal successors, (108), 29 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 108 [2021-07-09 22:24:15,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:24:15,566 INFO L225 Difference]: With dead ends: 141640 [2021-07-09 22:24:15,566 INFO L226 Difference]: Without dead ends: 141640 [2021-07-09 22:24:15,567 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1338 ImplicationChecksByTransitivity, 9024.0ms TimeCoverageRelationStatistics Valid=2739, Invalid=6381, Unknown=0, NotChecked=0, Total=9120 [2021-07-09 22:24:16,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141640 states. [2021-07-09 22:24:18,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141640 to 119877. [2021-07-09 22:24:18,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119877 states, 119725 states have (on average 1.5261557736479432) internal successors, (182719), 119876 states have internal predecessors, (182719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:24:19,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119877 states to 119877 states and 182719 transitions. [2021-07-09 22:24:19,145 INFO L78 Accepts]: Start accepts. Automaton has 119877 states and 182719 transitions. Word has length 108 [2021-07-09 22:24:19,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:24:19,146 INFO L482 AbstractCegarLoop]: Abstraction has 119877 states and 182719 transitions. [2021-07-09 22:24:19,146 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 3.7241379310344827) internal successors, (108), 29 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:24:19,146 INFO L276 IsEmpty]: Start isEmpty. Operand 119877 states and 182719 transitions. [2021-07-09 22:24:19,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-07-09 22:24:19,229 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:24:19,229 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:24:19,230 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-09 22:24:19,230 INFO L430 AbstractCegarLoop]: === Iteration 9 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:24:19,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:24:19,230 INFO L82 PathProgramCache]: Analyzing trace with hash 987836556, now seen corresponding path program 1 times [2021-07-09 22:24:19,230 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:24:19,230 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583906939] [2021-07-09 22:24:19,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:24:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:24:19,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:19,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:24:19,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:19,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:24:19,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:19,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:24:19,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:19,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:24:19,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:19,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:24:19,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:19,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-09 22:24:19,324 INFO L142 QuantifierPusher]: treesize reduction 7, result has 78.1 percent of original size [2021-07-09 22:24:19,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-09 22:24:19,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:19,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-09 22:24:19,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:19,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-09 22:24:19,376 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-07-09 22:24:19,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-09 22:24:19,387 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.7 percent of original size [2021-07-09 22:24:19,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-09 22:24:19,398 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size [2021-07-09 22:24:19,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-09 22:24:19,408 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.2 percent of original size [2021-07-09 22:24:19,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:24:19,436 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.2 percent of original size [2021-07-09 22:24:19,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:24:19,456 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.2 percent of original size [2021-07-09 22:24:19,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:24:19,743 INFO L142 QuantifierPusher]: treesize reduction 3, result has 93.5 percent of original size [2021-07-09 22:24:19,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-09 22:24:19,763 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.0 percent of original size [2021-07-09 22:24:19,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:24:19,782 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.0 percent of original size [2021-07-09 22:24:19,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:24:19,808 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.0 percent of original size [2021-07-09 22:24:19,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:24:19,831 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.0 percent of original size [2021-07-09 22:24:19,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:24:19,853 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.9 percent of original size [2021-07-09 22:24:19,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-09 22:24:19,877 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.7 percent of original size [2021-07-09 22:24:19,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-09 22:24:19,906 INFO L142 QuantifierPusher]: treesize reduction 17, result has 67.3 percent of original size [2021-07-09 22:24:19,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-09 22:24:19,940 INFO L142 QuantifierPusher]: treesize reduction 32, result has 59.0 percent of original size [2021-07-09 22:24:19,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-09 22:24:19,976 INFO L142 QuantifierPusher]: treesize reduction 43, result has 53.3 percent of original size [2021-07-09 22:24:19,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-07-09 22:24:20,016 INFO L142 QuantifierPusher]: treesize reduction 33, result has 66.7 percent of original size [2021-07-09 22:24:20,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-07-09 22:24:20,037 INFO L142 QuantifierPusher]: treesize reduction 83, result has 42.4 percent of original size [2021-07-09 22:24:20,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-07-09 22:24:20,078 INFO L142 QuantifierPusher]: treesize reduction 16, result has 65.2 percent of original size [2021-07-09 22:24:20,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-09 22:24:20,108 INFO L142 QuantifierPusher]: treesize reduction 16, result has 91.3 percent of original size [2021-07-09 22:24:20,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-07-09 22:24:20,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:20,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:24:20,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:20,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:24:20,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:20,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:24:20,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:20,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-07-09 22:24:20,229 INFO L142 QuantifierPusher]: treesize reduction 14, result has 17.6 percent of original size [2021-07-09 22:24:20,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:24:20,246 INFO L142 QuantifierPusher]: treesize reduction 14, result has 17.6 percent of original size [2021-07-09 22:24:20,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:24:20,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:20,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:24:20,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:20,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:24:20,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:20,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:24:20,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:20,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:24:20,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:20,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:24:20,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:24:20,323 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:24:20,323 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583906939] [2021-07-09 22:24:20,323 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583906939] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:24:20,323 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:24:20,323 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 22:24:20,323 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770895790] [2021-07-09 22:24:20,324 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 22:24:20,324 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:24:20,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 22:24:20,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=1175, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 22:24:20,324 INFO L87 Difference]: Start difference. First operand 119877 states and 182719 transitions. Second operand has 36 states, 36 states have (on average 3.0833333333333335) internal successors, (111), 36 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:24:20,925 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2021-07-09 22:24:21,477 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 59 [2021-07-09 22:24:21,607 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 61 [2021-07-09 22:24:21,812 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2021-07-09 22:24:21,992 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 73 [2021-07-09 22:24:22,186 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 75 [2021-07-09 22:24:22,391 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 77 [2021-07-09 22:24:22,709 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-07-09 22:24:22,926 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 84 [2021-07-09 22:24:23,143 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 78 [2021-07-09 22:24:24,428 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 66 [2021-07-09 22:24:27,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:24:27,786 INFO L93 Difference]: Finished difference Result 215071 states and 332829 transitions. [2021-07-09 22:24:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-09 22:24:27,787 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.0833333333333335) internal successors, (111), 36 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 111 [2021-07-09 22:24:27,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:24:28,304 INFO L225 Difference]: With dead ends: 215071 [2021-07-09 22:24:28,304 INFO L226 Difference]: Without dead ends: 215071 [2021-07-09 22:24:28,306 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1190 ImplicationChecksByTransitivity, 4807.5ms TimeCoverageRelationStatistics Valid=1165, Invalid=5477, Unknown=0, NotChecked=0, Total=6642 [2021-07-09 22:24:30,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215071 states. [2021-07-09 22:24:32,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215071 to 141111. [2021-07-09 22:24:32,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141111 states, 140959 states have (on average 1.5324456047503174) internal successors, (216012), 141110 states have internal predecessors, (216012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:24:32,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141111 states to 141111 states and 216012 transitions. [2021-07-09 22:24:32,869 INFO L78 Accepts]: Start accepts. Automaton has 141111 states and 216012 transitions. Word has length 111 [2021-07-09 22:24:32,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:24:32,870 INFO L482 AbstractCegarLoop]: Abstraction has 141111 states and 216012 transitions. [2021-07-09 22:24:32,870 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.0833333333333335) internal successors, (111), 36 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:24:32,870 INFO L276 IsEmpty]: Start isEmpty. Operand 141111 states and 216012 transitions. [2021-07-09 22:24:32,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-07-09 22:24:32,956 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:24:32,956 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:24:32,956 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-09 22:24:32,956 INFO L430 AbstractCegarLoop]: === Iteration 10 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:24:32,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:24:32,957 INFO L82 PathProgramCache]: Analyzing trace with hash 558163753, now seen corresponding path program 1 times [2021-07-09 22:24:32,957 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:24:32,957 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545540492] [2021-07-09 22:24:32,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:24:32,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:24:33,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:24:33,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:24:33,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:24:33,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:24:33,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:24:33,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-09 22:24:33,045 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-07-09 22:24:33,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-09 22:24:33,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-07-09 22:24:33,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-09 22:24:33,096 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-07-09 22:24:33,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-09 22:24:33,108 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.7 percent of original size [2021-07-09 22:24:33,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-09 22:24:33,120 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.0 percent of original size [2021-07-09 22:24:33,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-09 22:24:33,131 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:24:33,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:24:33,148 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:24:33,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:24:33,165 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:24:33,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:24:33,183 INFO L142 QuantifierPusher]: treesize reduction 3, result has 93.0 percent of original size [2021-07-09 22:24:33,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-09 22:24:33,198 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-07-09 22:24:33,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-09 22:24:33,212 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-07-09 22:24:33,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-09 22:24:33,226 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-07-09 22:24:33,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-09 22:24:33,241 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-07-09 22:24:33,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-09 22:24:33,256 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.0 percent of original size [2021-07-09 22:24:33,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:24:33,274 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.0 percent of original size [2021-07-09 22:24:33,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:24:33,293 INFO L142 QuantifierPusher]: treesize reduction 23, result has 60.3 percent of original size [2021-07-09 22:24:33,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-09 22:24:33,321 INFO L142 QuantifierPusher]: treesize reduction 23, result has 60.3 percent of original size [2021-07-09 22:24:33,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-09 22:24:33,351 INFO L142 QuantifierPusher]: treesize reduction 45, result has 51.1 percent of original size [2021-07-09 22:24:33,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-07-09 22:24:33,609 INFO L142 QuantifierPusher]: treesize reduction 61, result has 48.3 percent of original size [2021-07-09 22:24:33,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-07-09 22:24:33,629 INFO L142 QuantifierPusher]: treesize reduction 107, result has 44.6 percent of original size [2021-07-09 22:24:33,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-07-09 22:24:33,688 INFO L142 QuantifierPusher]: treesize reduction 41, result has 42.3 percent of original size [2021-07-09 22:24:33,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-09 22:24:33,721 INFO L142 QuantifierPusher]: treesize reduction 41, result has 80.4 percent of original size [2021-07-09 22:24:33,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-07-09 22:24:33,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:24:33,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:24:33,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:24:33,811 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.7 percent of original size [2021-07-09 22:24:33,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-09 22:24:33,843 INFO L142 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size [2021-07-09 22:24:33,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-09 22:24:33,863 INFO L142 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size [2021-07-09 22:24:33,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-09 22:24:33,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:24:33,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:24:33,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:24:33,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:24:33,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:33,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:24:33,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:24:33,962 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:24:33,962 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545540492] [2021-07-09 22:24:33,962 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545540492] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:24:33,962 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:24:33,962 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2021-07-09 22:24:33,962 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730597425] [2021-07-09 22:24:33,963 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-07-09 22:24:33,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:24:33,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-07-09 22:24:33,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=1244, Unknown=0, NotChecked=0, Total=1332 [2021-07-09 22:24:33,963 INFO L87 Difference]: Start difference. First operand 141111 states and 216012 transitions. Second operand has 37 states, 37 states have (on average 3.027027027027027) internal successors, (112), 37 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:24:35,381 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 69 [2021-07-09 22:24:35,558 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 73 [2021-07-09 22:24:35,734 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 75 [2021-07-09 22:24:35,928 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 78 [2021-07-09 22:24:36,269 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 82 [2021-07-09 22:24:36,482 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 84 [2021-07-09 22:24:36,682 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 79 [2021-07-09 22:24:40,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:24:40,903 INFO L93 Difference]: Finished difference Result 213352 states and 330088 transitions. [2021-07-09 22:24:40,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-07-09 22:24:40,903 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 37 states have (on average 3.027027027027027) internal successors, (112), 37 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2021-07-09 22:24:40,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:24:41,407 INFO L225 Difference]: With dead ends: 213352 [2021-07-09 22:24:41,407 INFO L226 Difference]: Without dead ends: 213352 [2021-07-09 22:24:41,407 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1096 ImplicationChecksByTransitivity, 4609.2ms TimeCoverageRelationStatistics Valid=1222, Invalid=5258, Unknown=0, NotChecked=0, Total=6480 [2021-07-09 22:24:43,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213352 states. [2021-07-09 22:24:45,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213352 to 123181. [2021-07-09 22:24:45,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123181 states, 123029 states have (on average 1.5246324037422072) internal successors, (187574), 123180 states have internal predecessors, (187574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:24:45,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123181 states to 123181 states and 187574 transitions. [2021-07-09 22:24:45,475 INFO L78 Accepts]: Start accepts. Automaton has 123181 states and 187574 transitions. Word has length 112 [2021-07-09 22:24:45,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:24:45,475 INFO L482 AbstractCegarLoop]: Abstraction has 123181 states and 187574 transitions. [2021-07-09 22:24:45,475 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 3.027027027027027) internal successors, (112), 37 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:24:45,475 INFO L276 IsEmpty]: Start isEmpty. Operand 123181 states and 187574 transitions. [2021-07-09 22:24:45,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-07-09 22:24:45,559 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:24:45,559 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:24:45,559 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-07-09 22:24:45,559 INFO L430 AbstractCegarLoop]: === Iteration 11 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:24:45,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:24:45,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1512026432, now seen corresponding path program 1 times [2021-07-09 22:24:45,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:24:45,560 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800733501] [2021-07-09 22:24:45,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:24:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:24:45,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:24:45,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:24:45,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 22:24:45,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 22:24:45,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 22:24:45,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:24:45,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:24:45,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:24:45,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:24:45,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:24:45,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:24:45,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:24:45,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:24:45,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:24:45,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:24:45,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:24:45,722 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-07-09 22:24:45,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-07-09 22:24:45,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:45,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:24:45,757 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.0 percent of original size [2021-07-09 22:24:45,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-09 22:24:45,771 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.4 percent of original size [2021-07-09 22:24:45,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-09 22:24:45,804 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.0 percent of original size [2021-07-09 22:24:45,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-09 22:24:45,836 INFO L142 QuantifierPusher]: treesize reduction 6, result has 89.8 percent of original size [2021-07-09 22:24:45,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-07-09 22:24:46,124 INFO L142 QuantifierPusher]: treesize reduction 11, result has 71.1 percent of original size [2021-07-09 22:24:46,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:24:46,143 INFO L142 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size [2021-07-09 22:24:46,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:24:46,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:46,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:24:46,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:24:46,160 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:24:46,160 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800733501] [2021-07-09 22:24:46,160 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800733501] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:24:46,160 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:24:46,160 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-07-09 22:24:46,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963015875] [2021-07-09 22:24:46,160 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-07-09 22:24:46,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:24:46,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-07-09 22:24:46,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=390, Unknown=0, NotChecked=0, Total=462 [2021-07-09 22:24:46,161 INFO L87 Difference]: Start difference. First operand 123181 states and 187574 transitions. Second operand has 22 states, 22 states have (on average 5.2727272727272725) internal successors, (116), 22 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:24:49,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:24:49,853 INFO L93 Difference]: Finished difference Result 385901 states and 591132 transitions. [2021-07-09 22:24:49,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 22:24:49,853 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.2727272727272725) internal successors, (116), 22 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2021-07-09 22:24:49,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:24:51,130 INFO L225 Difference]: With dead ends: 385901 [2021-07-09 22:24:51,131 INFO L226 Difference]: Without dead ends: 385901 [2021-07-09 22:24:51,131 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 1441.5ms TimeCoverageRelationStatistics Valid=642, Invalid=1808, Unknown=0, NotChecked=0, Total=2450 [2021-07-09 22:24:53,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385901 states. [2021-07-09 22:24:57,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385901 to 266407. [2021-07-09 22:24:58,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266407 states, 266255 states have (on average 1.5323430545905241) internal successors, (407994), 266406 states have internal predecessors, (407994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:24:59,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266407 states to 266407 states and 407994 transitions. [2021-07-09 22:24:59,226 INFO L78 Accepts]: Start accepts. Automaton has 266407 states and 407994 transitions. Word has length 116 [2021-07-09 22:24:59,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:24:59,226 INFO L482 AbstractCegarLoop]: Abstraction has 266407 states and 407994 transitions. [2021-07-09 22:24:59,227 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 5.2727272727272725) internal successors, (116), 22 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:24:59,227 INFO L276 IsEmpty]: Start isEmpty. Operand 266407 states and 407994 transitions. [2021-07-09 22:24:59,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-07-09 22:24:59,426 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:24:59,426 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:24:59,426 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-07-09 22:24:59,426 INFO L430 AbstractCegarLoop]: === Iteration 12 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:24:59,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:24:59,426 INFO L82 PathProgramCache]: Analyzing trace with hash 554500244, now seen corresponding path program 2 times [2021-07-09 22:24:59,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:24:59,426 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741416999] [2021-07-09 22:24:59,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:24:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:24:59,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:59,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:24:59,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:59,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:24:59,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:59,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-09 22:24:59,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:59,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-09 22:24:59,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:59,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-09 22:24:59,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:59,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-09 22:24:59,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:59,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:24:59,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:59,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:24:59,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:59,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:24:59,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:59,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:24:59,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:59,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:24:59,537 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-07-09 22:24:59,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-07-09 22:24:59,546 INFO L142 QuantifierPusher]: treesize reduction 4, result has 82.6 percent of original size [2021-07-09 22:24:59,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:24:59,559 INFO L142 QuantifierPusher]: treesize reduction 5, result has 75.0 percent of original size [2021-07-09 22:24:59,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:24:59,571 INFO L142 QuantifierPusher]: treesize reduction 5, result has 75.0 percent of original size [2021-07-09 22:24:59,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:24:59,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:59,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:24:59,599 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-07-09 22:24:59,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-07-09 22:24:59,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:24:59,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:24:59,633 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.0 percent of original size [2021-07-09 22:24:59,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-09 22:24:59,648 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.4 percent of original size [2021-07-09 22:24:59,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-09 22:24:59,681 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.0 percent of original size [2021-07-09 22:24:59,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-09 22:24:59,714 INFO L142 QuantifierPusher]: treesize reduction 9, result has 87.3 percent of original size [2021-07-09 22:24:59,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-07-09 22:25:00,092 INFO L142 QuantifierPusher]: treesize reduction 11, result has 71.1 percent of original size [2021-07-09 22:25:00,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:25:00,115 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-07-09 22:25:00,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:25:00,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:00,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:25:00,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:25:00,128 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:25:00,128 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741416999] [2021-07-09 22:25:00,128 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741416999] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:25:00,128 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:25:00,128 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-07-09 22:25:00,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348422245] [2021-07-09 22:25:00,129 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-07-09 22:25:00,129 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:25:00,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-07-09 22:25:00,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2021-07-09 22:25:00,129 INFO L87 Difference]: Start difference. First operand 266407 states and 407994 transitions. Second operand has 22 states, 22 states have (on average 5.2727272727272725) internal successors, (116), 22 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:25:01,242 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2021-07-09 22:25:07,522 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 38 [2021-07-09 22:25:08,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:25:08,174 INFO L93 Difference]: Finished difference Result 533051 states and 809959 transitions. [2021-07-09 22:25:08,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-09 22:25:08,186 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.2727272727272725) internal successors, (116), 22 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2021-07-09 22:25:08,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:25:10,128 INFO L225 Difference]: With dead ends: 533051 [2021-07-09 22:25:10,128 INFO L226 Difference]: Without dead ends: 533051 [2021-07-09 22:25:10,129 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2443 ImplicationChecksByTransitivity, 4662.3ms TimeCoverageRelationStatistics Valid=2484, Invalid=7616, Unknown=0, NotChecked=0, Total=10100 [2021-07-09 22:25:13,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533051 states. [2021-07-09 22:25:18,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533051 to 224804. [2021-07-09 22:25:18,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224804 states, 224652 states have (on average 1.5273845770347025) internal successors, (343130), 224803 states have internal predecessors, (343130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:25:19,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224804 states to 224804 states and 343130 transitions. [2021-07-09 22:25:19,862 INFO L78 Accepts]: Start accepts. Automaton has 224804 states and 343130 transitions. Word has length 116 [2021-07-09 22:25:19,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:25:19,862 INFO L482 AbstractCegarLoop]: Abstraction has 224804 states and 343130 transitions. [2021-07-09 22:25:19,862 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 5.2727272727272725) internal successors, (116), 22 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:25:19,862 INFO L276 IsEmpty]: Start isEmpty. Operand 224804 states and 343130 transitions. [2021-07-09 22:25:20,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-07-09 22:25:20,077 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:25:20,078 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:25:20,078 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-07-09 22:25:20,078 INFO L430 AbstractCegarLoop]: === Iteration 13 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:25:20,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:25:20,078 INFO L82 PathProgramCache]: Analyzing trace with hash -239680388, now seen corresponding path program 3 times [2021-07-09 22:25:20,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:25:20,078 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089738528] [2021-07-09 22:25:20,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:25:20,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:25:20,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:25:20,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:25:20,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:25:20,195 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-07-09 22:25:20,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-09 22:25:20,201 INFO L142 QuantifierPusher]: treesize reduction 16, result has 51.5 percent of original size [2021-07-09 22:25:20,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-09 22:25:20,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-09 22:25:20,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-07-09 22:25:20,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-07-09 22:25:20,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-07-09 22:25:20,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:25:20,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-09 22:25:20,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:25:20,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:25:20,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:25:20,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:25:20,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:25:20,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:25:20,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:25:20,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:25:20,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:25:20,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:25:20,394 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-07-09 22:25:20,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-07-09 22:25:20,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:25:20,449 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.0 percent of original size [2021-07-09 22:25:20,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-09 22:25:20,479 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.4 percent of original size [2021-07-09 22:25:20,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-09 22:25:20,516 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.0 percent of original size [2021-07-09 22:25:20,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-09 22:25:20,819 INFO L142 QuantifierPusher]: treesize reduction 6, result has 89.8 percent of original size [2021-07-09 22:25:20,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-07-09 22:25:20,853 INFO L142 QuantifierPusher]: treesize reduction 11, result has 71.1 percent of original size [2021-07-09 22:25:20,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:25:20,878 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-07-09 22:25:20,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:25:20,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:20,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:25:20,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:25:20,894 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:25:20,894 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089738528] [2021-07-09 22:25:20,894 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089738528] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:25:20,894 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:25:20,894 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-07-09 22:25:20,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700751526] [2021-07-09 22:25:20,894 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-07-09 22:25:20,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:25:20,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-07-09 22:25:20,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=472, Unknown=0, NotChecked=0, Total=552 [2021-07-09 22:25:20,895 INFO L87 Difference]: Start difference. First operand 224804 states and 343130 transitions. Second operand has 24 states, 24 states have (on average 4.833333333333333) internal successors, (116), 24 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:25:22,111 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 46 [2021-07-09 22:25:23,301 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 40 [2021-07-09 22:25:26,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:25:26,429 INFO L93 Difference]: Finished difference Result 551501 states and 849551 transitions. [2021-07-09 22:25:26,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-09 22:25:26,430 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 4.833333333333333) internal successors, (116), 24 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2021-07-09 22:25:26,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:25:28,384 INFO L225 Difference]: With dead ends: 551501 [2021-07-09 22:25:28,384 INFO L226 Difference]: Without dead ends: 551501 [2021-07-09 22:25:28,385 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 339 ImplicationChecksByTransitivity, 2256.9ms TimeCoverageRelationStatistics Valid=763, Invalid=2099, Unknown=0, NotChecked=0, Total=2862 [2021-07-09 22:25:32,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 551501 states. [2021-07-09 22:25:37,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 551501 to 303238. [2021-07-09 22:25:37,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303238 states, 303086 states have (on average 1.540787103330408) internal successors, (466991), 303237 states have internal predecessors, (466991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:25:39,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303238 states to 303238 states and 466991 transitions. [2021-07-09 22:25:39,028 INFO L78 Accepts]: Start accepts. Automaton has 303238 states and 466991 transitions. Word has length 116 [2021-07-09 22:25:39,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:25:39,028 INFO L482 AbstractCegarLoop]: Abstraction has 303238 states and 466991 transitions. [2021-07-09 22:25:39,028 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 4.833333333333333) internal successors, (116), 24 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:25:39,028 INFO L276 IsEmpty]: Start isEmpty. Operand 303238 states and 466991 transitions. [2021-07-09 22:25:39,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-09 22:25:39,259 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:25:39,259 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:25:39,259 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-07-09 22:25:39,259 INFO L430 AbstractCegarLoop]: === Iteration 14 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:25:39,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:25:39,259 INFO L82 PathProgramCache]: Analyzing trace with hash -835999701, now seen corresponding path program 1 times [2021-07-09 22:25:39,259 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:25:39,259 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764008477] [2021-07-09 22:25:39,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:25:39,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:25:39,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:39,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:25:39,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:39,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:25:39,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:39,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:25:39,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:39,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:25:39,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:39,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:25:39,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:39,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-09 22:25:39,359 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-07-09 22:25:39,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-07-09 22:25:39,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:39,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-09 22:25:39,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:39,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-09 22:25:39,418 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.2 percent of original size [2021-07-09 22:25:39,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:25:39,437 INFO L142 QuantifierPusher]: treesize reduction 3, result has 93.5 percent of original size [2021-07-09 22:25:39,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-09 22:25:39,452 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.0 percent of original size [2021-07-09 22:25:39,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:25:39,466 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.7 percent of original size [2021-07-09 22:25:39,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-09 22:25:39,483 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.7 percent of original size [2021-07-09 22:25:39,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-09 22:25:39,502 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.7 percent of original size [2021-07-09 22:25:39,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-09 22:25:39,520 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.1 percent of original size [2021-07-09 22:25:39,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-09 22:25:39,539 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.0 percent of original size [2021-07-09 22:25:39,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-07-09 22:25:39,559 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.2 percent of original size [2021-07-09 22:25:39,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:25:39,578 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.7 percent of original size [2021-07-09 22:25:39,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-09 22:25:39,597 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.7 percent of original size [2021-07-09 22:25:39,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-09 22:25:39,911 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.7 percent of original size [2021-07-09 22:25:39,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-09 22:25:39,933 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.7 percent of original size [2021-07-09 22:25:39,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-09 22:25:39,957 INFO L142 QuantifierPusher]: treesize reduction 3, result has 93.2 percent of original size [2021-07-09 22:25:39,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-09 22:25:39,982 INFO L142 QuantifierPusher]: treesize reduction 3, result has 93.6 percent of original size [2021-07-09 22:25:39,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-09 22:25:40,011 INFO L142 QuantifierPusher]: treesize reduction 12, result has 79.3 percent of original size [2021-07-09 22:25:40,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-09 22:25:40,041 INFO L142 QuantifierPusher]: treesize reduction 35, result has 59.3 percent of original size [2021-07-09 22:25:40,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-07-09 22:25:40,085 INFO L142 QuantifierPusher]: treesize reduction 47, result has 53.5 percent of original size [2021-07-09 22:25:40,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-07-09 22:25:40,133 INFO L142 QuantifierPusher]: treesize reduction 31, result has 71.6 percent of original size [2021-07-09 22:25:40,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-07-09 22:25:40,158 INFO L142 QuantifierPusher]: treesize reduction 80, result has 45.9 percent of original size [2021-07-09 22:25:40,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-09 22:25:40,228 INFO L142 QuantifierPusher]: treesize reduction 42, result has 47.5 percent of original size [2021-07-09 22:25:40,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-09 22:25:40,267 INFO L142 QuantifierPusher]: treesize reduction 39, result has 73.8 percent of original size [2021-07-09 22:25:40,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-07-09 22:25:40,302 INFO L142 QuantifierPusher]: treesize reduction 36, result has 76.8 percent of original size [2021-07-09 22:25:40,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-07-09 22:25:40,370 INFO L142 QuantifierPusher]: treesize reduction 45, result has 75.9 percent of original size [2021-07-09 22:25:40,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 142 [2021-07-09 22:25:40,446 INFO L142 QuantifierPusher]: treesize reduction 9, result has 79.5 percent of original size [2021-07-09 22:25:40,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-09 22:25:40,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:40,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:25:40,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:40,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:25:40,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:40,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:25:40,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:40,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-07-09 22:25:40,614 INFO L142 QuantifierPusher]: treesize reduction 14, result has 56.3 percent of original size [2021-07-09 22:25:40,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:25:40,644 INFO L142 QuantifierPusher]: treesize reduction 14, result has 56.3 percent of original size [2021-07-09 22:25:40,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:25:40,675 INFO L142 QuantifierPusher]: treesize reduction 17, result has 85.0 percent of original size [2021-07-09 22:25:40,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-07-09 22:25:40,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:40,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-09 22:25:40,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:40,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-09 22:25:40,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:40,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-09 22:25:40,807 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size [2021-07-09 22:25:40,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:25:40,844 INFO L142 QuantifierPusher]: treesize reduction 4, result has 82.6 percent of original size [2021-07-09 22:25:40,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:25:40,879 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size [2021-07-09 22:25:40,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:25:40,918 INFO L142 QuantifierPusher]: treesize reduction 13, result has 79.7 percent of original size [2021-07-09 22:25:40,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-07-09 22:25:40,969 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size [2021-07-09 22:25:40,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-07-09 22:25:41,015 INFO L142 QuantifierPusher]: treesize reduction 7, result has 85.1 percent of original size [2021-07-09 22:25:41,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-09 22:25:41,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:41,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:25:41,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:25:41,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:25:41,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:25:41,091 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:25:41,092 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764008477] [2021-07-09 22:25:41,092 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764008477] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:25:41,092 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:25:41,092 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [48] imperfect sequences [] total 48 [2021-07-09 22:25:41,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692671371] [2021-07-09 22:25:41,092 INFO L462 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-07-09 22:25:41,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:25:41,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-07-09 22:25:41,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=2136, Unknown=0, NotChecked=0, Total=2256 [2021-07-09 22:25:41,093 INFO L87 Difference]: Start difference. First operand 303238 states and 466991 transitions. Second operand has 48 states, 48 states have (on average 2.4791666666666665) internal successors, (119), 48 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:25:42,658 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 69 [2021-07-09 22:25:42,821 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 71 [2021-07-09 22:25:43,068 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 78 [2021-07-09 22:25:43,299 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 82 [2021-07-09 22:25:43,541 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 85 [2021-07-09 22:25:43,809 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 90 [2021-07-09 22:25:44,114 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 90 [2021-07-09 22:25:44,411 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 93 [2021-07-09 22:25:44,680 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 89 [2021-07-09 22:25:45,322 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 105 [2021-07-09 22:25:45,610 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 101 [2021-07-09 22:25:46,047 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 109 [2021-07-09 22:25:46,442 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 105 [2021-07-09 22:25:47,486 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 89 [2021-07-09 22:25:47,784 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 94 [2021-07-09 22:25:48,127 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 96 [2021-07-09 22:25:48,490 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 98 [2021-07-09 22:25:48,671 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2021-07-09 22:25:48,836 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 93 [2021-07-09 22:25:49,147 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 91 [2021-07-09 22:25:56,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:25:56,506 INFO L93 Difference]: Finished difference Result 419276 states and 645190 transitions. [2021-07-09 22:25:56,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-07-09 22:25:56,507 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 2.4791666666666665) internal successors, (119), 48 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 119 [2021-07-09 22:25:56,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:25:57,944 INFO L225 Difference]: With dead ends: 419276 [2021-07-09 22:25:57,945 INFO L226 Difference]: Without dead ends: 419276 [2021-07-09 22:25:57,946 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3273 ImplicationChecksByTransitivity, 10452.2ms TimeCoverageRelationStatistics Valid=2139, Invalid=12623, Unknown=0, NotChecked=0, Total=14762 [2021-07-09 22:26:00,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419276 states. [2021-07-09 22:26:06,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419276 to 344844. [2021-07-09 22:26:07,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344844 states, 344692 states have (on average 1.541384772492544) internal successors, (531303), 344843 states have internal predecessors, (531303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:26:08,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344844 states to 344844 states and 531303 transitions. [2021-07-09 22:26:08,672 INFO L78 Accepts]: Start accepts. Automaton has 344844 states and 531303 transitions. Word has length 119 [2021-07-09 22:26:08,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:26:08,672 INFO L482 AbstractCegarLoop]: Abstraction has 344844 states and 531303 transitions. [2021-07-09 22:26:08,673 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 48 states, 48 states have (on average 2.4791666666666665) internal successors, (119), 48 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:26:08,673 INFO L276 IsEmpty]: Start isEmpty. Operand 344844 states and 531303 transitions. [2021-07-09 22:26:08,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-09 22:26:08,941 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:26:08,941 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:26:08,941 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-07-09 22:26:08,941 INFO L430 AbstractCegarLoop]: === Iteration 15 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:26:08,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:26:08,942 INFO L82 PathProgramCache]: Analyzing trace with hash 674113623, now seen corresponding path program 2 times [2021-07-09 22:26:08,942 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:26:08,942 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629293224] [2021-07-09 22:26:08,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:26:08,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:26:09,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:09,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:26:09,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:09,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:26:09,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:09,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:26:09,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:09,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:26:09,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:09,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:26:09,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:09,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-09 22:26:09,420 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.6 percent of original size [2021-07-09 22:26:09,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:26:09,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:09,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-09 22:26:09,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:09,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-07-09 22:26:09,503 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.4 percent of original size [2021-07-09 22:26:09,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:26:09,518 INFO L142 QuantifierPusher]: treesize reduction 3, result has 93.6 percent of original size [2021-07-09 22:26:09,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-09 22:26:09,532 INFO L142 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-07-09 22:26:09,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:26:09,545 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.9 percent of original size [2021-07-09 22:26:09,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-09 22:26:09,560 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.9 percent of original size [2021-07-09 22:26:09,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-09 22:26:09,576 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.9 percent of original size [2021-07-09 22:26:09,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-09 22:26:09,593 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.1 percent of original size [2021-07-09 22:26:09,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-09 22:26:09,611 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.0 percent of original size [2021-07-09 22:26:09,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-07-09 22:26:09,631 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.2 percent of original size [2021-07-09 22:26:09,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:26:09,649 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.2 percent of original size [2021-07-09 22:26:09,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:26:09,672 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.2 percent of original size [2021-07-09 22:26:09,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:26:09,692 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.2 percent of original size [2021-07-09 22:26:09,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:26:09,713 INFO L142 QuantifierPusher]: treesize reduction 3, result has 91.9 percent of original size [2021-07-09 22:26:09,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-09 22:26:09,736 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.5 percent of original size [2021-07-09 22:26:09,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-07-09 22:26:09,763 INFO L142 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size [2021-07-09 22:26:09,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-09 22:26:09,801 INFO L142 QuantifierPusher]: treesize reduction 38, result has 58.7 percent of original size [2021-07-09 22:26:09,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-07-09 22:26:09,846 INFO L142 QuantifierPusher]: treesize reduction 38, result has 63.5 percent of original size [2021-07-09 22:26:09,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-07-09 22:26:09,895 INFO L142 QuantifierPusher]: treesize reduction 37, result has 67.3 percent of original size [2021-07-09 22:26:09,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-07-09 22:26:09,920 INFO L142 QuantifierPusher]: treesize reduction 78, result has 45.8 percent of original size [2021-07-09 22:26:09,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-07-09 22:26:09,980 INFO L142 QuantifierPusher]: treesize reduction 43, result has 44.9 percent of original size [2021-07-09 22:26:09,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-09 22:26:10,029 INFO L142 QuantifierPusher]: treesize reduction 43, result has 49.4 percent of original size [2021-07-09 22:26:10,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-09 22:26:10,072 INFO L142 QuantifierPusher]: treesize reduction 40, result has 74.0 percent of original size [2021-07-09 22:26:10,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-07-09 22:26:10,107 INFO L142 QuantifierPusher]: treesize reduction 40, result has 75.5 percent of original size [2021-07-09 22:26:10,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-07-09 22:26:10,177 INFO L142 QuantifierPusher]: treesize reduction 49, result has 74.9 percent of original size [2021-07-09 22:26:10,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-07-09 22:26:10,265 INFO L142 QuantifierPusher]: treesize reduction 17, result has 67.3 percent of original size [2021-07-09 22:26:10,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-09 22:26:10,295 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-07-09 22:26:10,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:26:10,322 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-07-09 22:26:10,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:26:10,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:10,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:26:10,381 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-07-09 22:26:10,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-07-09 22:26:10,423 INFO L142 QuantifierPusher]: treesize reduction 18, result has 50.0 percent of original size [2021-07-09 22:26:10,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:26:10,450 INFO L142 QuantifierPusher]: treesize reduction 18, result has 50.0 percent of original size [2021-07-09 22:26:10,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:26:10,479 INFO L142 QuantifierPusher]: treesize reduction 21, result has 82.1 percent of original size [2021-07-09 22:26:10,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-07-09 22:26:10,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:10,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-09 22:26:10,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:10,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-09 22:26:10,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:10,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-09 22:26:10,607 INFO L142 QuantifierPusher]: treesize reduction 9, result has 77.5 percent of original size [2021-07-09 22:26:10,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:26:10,706 INFO L142 QuantifierPusher]: treesize reduction 9, result has 71.0 percent of original size [2021-07-09 22:26:10,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-07-09 22:26:10,743 INFO L142 QuantifierPusher]: treesize reduction 9, result has 77.5 percent of original size [2021-07-09 22:26:10,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:26:10,782 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.4 percent of original size [2021-07-09 22:26:10,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-09 22:26:10,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:10,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:26:10,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:10,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-09 22:26:10,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:10,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:26:10,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:10,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:26:10,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:26:10,942 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:26:10,942 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629293224] [2021-07-09 22:26:10,942 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629293224] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:26:10,942 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:26:10,942 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [48] imperfect sequences [] total 48 [2021-07-09 22:26:10,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714324718] [2021-07-09 22:26:10,942 INFO L462 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-07-09 22:26:10,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:26:10,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-07-09 22:26:10,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=2134, Unknown=0, NotChecked=0, Total=2256 [2021-07-09 22:26:10,943 INFO L87 Difference]: Start difference. First operand 344844 states and 531303 transitions. Second operand has 48 states, 48 states have (on average 2.4791666666666665) internal successors, (119), 48 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:26:12,261 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 67 [2021-07-09 22:26:12,409 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 69 [2021-07-09 22:26:12,610 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 76 [2021-07-09 22:26:12,808 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 80 [2021-07-09 22:26:13,025 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 83 [2021-07-09 22:26:13,259 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 88 [2021-07-09 22:26:13,507 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 88 [2021-07-09 22:26:13,761 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 91 [2021-07-09 22:26:14,012 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 94 [2021-07-09 22:26:14,224 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 87 [2021-07-09 22:26:14,467 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 90 [2021-07-09 22:26:15,257 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 106 [2021-07-09 22:26:15,521 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 102 [2021-07-09 22:26:15,973 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 110 [2021-07-09 22:26:16,350 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 106 [2021-07-09 22:26:17,398 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 22:26:17,585 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 94 [2021-07-09 22:26:17,804 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 96 [2021-07-09 22:26:18,036 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 98 [2021-07-09 22:26:18,236 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 94 [2021-07-09 22:26:18,473 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 92 [2021-07-09 22:26:19,944 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2021-07-09 22:26:25,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:26:25,859 INFO L93 Difference]: Finished difference Result 442956 states and 681431 transitions. [2021-07-09 22:26:25,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-07-09 22:26:25,860 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 2.4791666666666665) internal successors, (119), 48 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 119 [2021-07-09 22:26:25,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:26:27,376 INFO L225 Difference]: With dead ends: 442956 [2021-07-09 22:26:27,376 INFO L226 Difference]: Without dead ends: 442956 [2021-07-09 22:26:27,377 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 115 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2881 ImplicationChecksByTransitivity, 9478.1ms TimeCoverageRelationStatistics Valid=2017, Invalid=11555, Unknown=0, NotChecked=0, Total=13572 [2021-07-09 22:26:30,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442956 states. [2021-07-09 22:26:35,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442956 to 333784. [2021-07-09 22:26:35,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333784 states, 333632 states have (on average 1.5410901831958566) internal successors, (514157), 333783 states have internal predecessors, (514157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:26:36,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333784 states to 333784 states and 514157 transitions. [2021-07-09 22:26:36,655 INFO L78 Accepts]: Start accepts. Automaton has 333784 states and 514157 transitions. Word has length 119 [2021-07-09 22:26:36,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:26:36,656 INFO L482 AbstractCegarLoop]: Abstraction has 333784 states and 514157 transitions. [2021-07-09 22:26:36,656 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 48 states, 48 states have (on average 2.4791666666666665) internal successors, (119), 48 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:26:36,656 INFO L276 IsEmpty]: Start isEmpty. Operand 333784 states and 514157 transitions. [2021-07-09 22:26:36,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-07-09 22:26:36,888 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:26:36,888 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:26:36,888 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-07-09 22:26:36,888 INFO L430 AbstractCegarLoop]: === Iteration 16 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:26:36,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:26:36,889 INFO L82 PathProgramCache]: Analyzing trace with hash -2081227921, now seen corresponding path program 3 times [2021-07-09 22:26:36,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:26:36,889 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168202402] [2021-07-09 22:26:36,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:26:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:26:37,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:26:37,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:26:37,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:26:37,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:26:37,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:26:37,318 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size [2021-07-09 22:26:37,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:26:37,330 INFO L142 QuantifierPusher]: treesize reduction 16, result has 69.8 percent of original size [2021-07-09 22:26:37,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-07-09 22:26:37,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-09 22:26:37,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-07-09 22:26:37,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-09 22:26:37,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-07-09 22:26:37,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-09 22:26:37,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-09 22:26:37,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-09 22:26:37,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-09 22:26:37,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-09 22:26:37,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-07-09 22:26:37,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-07-09 22:26:37,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-09 22:26:37,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-09 22:26:37,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-09 22:26:37,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-09 22:26:37,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-09 22:26:37,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:37,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-09 22:26:37,791 INFO L142 QuantifierPusher]: treesize reduction 9, result has 83.6 percent of original size [2021-07-09 22:26:37,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-09 22:26:37,828 INFO L142 QuantifierPusher]: treesize reduction 9, result has 83.6 percent of original size [2021-07-09 22:26:37,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-09 22:26:37,867 INFO L142 QuantifierPusher]: treesize reduction 115, result has 34.3 percent of original size [2021-07-09 22:26:37,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-07-09 22:26:37,926 INFO L142 QuantifierPusher]: treesize reduction 32, result has 54.3 percent of original size [2021-07-09 22:26:37,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-09 22:26:37,957 INFO L142 QuantifierPusher]: treesize reduction 29, result has 79.1 percent of original size [2021-07-09 22:26:37,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-07-09 22:26:38,000 INFO L142 QuantifierPusher]: treesize reduction 29, result has 80.4 percent of original size [2021-07-09 22:26:38,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-07-09 22:26:38,063 INFO L142 QuantifierPusher]: treesize reduction 38, result has 78.9 percent of original size [2021-07-09 22:26:38,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 142 [2021-07-09 22:26:38,131 INFO L142 QuantifierPusher]: treesize reduction 9, result has 79.5 percent of original size [2021-07-09 22:26:38,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-07-09 22:26:38,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:38,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:26:38,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:38,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:26:38,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:38,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-07-09 22:26:38,245 INFO L142 QuantifierPusher]: treesize reduction 13, result has 76.8 percent of original size [2021-07-09 22:26:38,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-09 22:26:38,287 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-07-09 22:26:38,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-09 22:26:38,317 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-07-09 22:26:38,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-09 22:26:38,360 INFO L142 QuantifierPusher]: treesize reduction 16, result has 86.1 percent of original size [2021-07-09 22:26:38,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-07-09 22:26:38,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:38,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-09 22:26:38,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:38,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-09 22:26:38,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:38,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-09 22:26:38,543 INFO L142 QuantifierPusher]: treesize reduction 9, result has 83.3 percent of original size [2021-07-09 22:26:38,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-09 22:26:38,589 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size [2021-07-09 22:26:38,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:26:38,625 INFO L142 QuantifierPusher]: treesize reduction 4, result has 82.6 percent of original size [2021-07-09 22:26:38,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:26:38,660 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.5 percent of original size [2021-07-09 22:26:38,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-09 22:26:38,698 INFO L142 QuantifierPusher]: treesize reduction 29, result has 59.2 percent of original size [2021-07-09 22:26:38,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-09 22:26:38,745 INFO L142 QuantifierPusher]: treesize reduction 24, result has 52.9 percent of original size [2021-07-09 22:26:38,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:26:38,785 INFO L142 QuantifierPusher]: treesize reduction 9, result has 83.9 percent of original size [2021-07-09 22:26:38,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-07-09 22:26:38,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:38,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:26:38,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:26:38,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:26:38,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:26:38,862 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:26:38,862 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168202402] [2021-07-09 22:26:38,862 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168202402] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:26:38,862 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:26:38,862 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [47] imperfect sequences [] total 47 [2021-07-09 22:26:38,862 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967717213] [2021-07-09 22:26:38,863 INFO L462 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-07-09 22:26:38,863 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:26:38,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-07-09 22:26:38,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=2045, Unknown=0, NotChecked=0, Total=2162 [2021-07-09 22:26:38,863 INFO L87 Difference]: Start difference. First operand 333784 states and 514157 transitions. Second operand has 47 states, 47 states have (on average 2.5319148936170213) internal successors, (119), 47 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:26:40,293 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 68 [2021-07-09 22:26:40,474 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 72 [2021-07-09 22:26:40,650 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 74 [2021-07-09 22:26:40,888 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 80 [2021-07-09 22:26:41,147 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 84 [2021-07-09 22:26:41,398 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 86 [2021-07-09 22:26:41,710 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 88 [2021-07-09 22:26:42,039 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 92 [2021-07-09 22:26:42,313 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 90 [2021-07-09 22:26:42,994 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 104 [2021-07-09 22:26:43,298 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 102 [2021-07-09 22:26:43,772 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 108 [2021-07-09 22:26:44,167 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 106 [2021-07-09 22:26:45,229 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 90 [2021-07-09 22:26:45,523 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 94 [2021-07-09 22:26:45,868 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2021-07-09 22:26:46,222 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 98 [2021-07-09 22:26:46,372 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 80 [2021-07-09 22:26:46,547 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 94 [2021-07-09 22:26:46,897 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 92 [2021-07-09 22:26:48,481 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2021-07-09 22:26:48,695 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 74 [2021-07-09 22:26:55,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:26:55,588 INFO L93 Difference]: Finished difference Result 500151 states and 767954 transitions. [2021-07-09 22:26:55,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-07-09 22:26:55,589 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 47 states have (on average 2.5319148936170213) internal successors, (119), 47 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 119 [2021-07-09 22:26:55,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:26:57,993 INFO L225 Difference]: With dead ends: 500151 [2021-07-09 22:26:57,994 INFO L226 Difference]: Without dead ends: 500151 [2021-07-09 22:26:57,995 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3234 ImplicationChecksByTransitivity, 10334.7ms TimeCoverageRelationStatistics Valid=2096, Invalid=12424, Unknown=0, NotChecked=0, Total=14520 [2021-07-09 22:27:01,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500151 states. [2021-07-09 22:27:07,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500151 to 347496. [2021-07-09 22:27:07,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 347496 states, 347344 states have (on average 1.5395055046294164) internal successors, (534738), 347495 states have internal predecessors, (534738), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:27:08,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347496 states to 347496 states and 534738 transitions. [2021-07-09 22:27:08,795 INFO L78 Accepts]: Start accepts. Automaton has 347496 states and 534738 transitions. Word has length 119 [2021-07-09 22:27:08,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:27:08,795 INFO L482 AbstractCegarLoop]: Abstraction has 347496 states and 534738 transitions. [2021-07-09 22:27:08,795 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 2.5319148936170213) internal successors, (119), 47 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:27:08,795 INFO L276 IsEmpty]: Start isEmpty. Operand 347496 states and 534738 transitions. [2021-07-09 22:27:09,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-07-09 22:27:09,061 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:27:09,061 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:27:09,062 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-07-09 22:27:09,062 INFO L430 AbstractCegarLoop]: === Iteration 17 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:27:09,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:27:09,062 INFO L82 PathProgramCache]: Analyzing trace with hash -1288327498, now seen corresponding path program 1 times [2021-07-09 22:27:09,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:27:09,062 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599296941] [2021-07-09 22:27:09,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:27:09,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:27:09,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:27:09,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:27:09,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-09 22:27:09,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-09 22:27:09,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-09 22:27:09,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-09 22:27:09,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:27:09,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:27:09,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:27:09,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:27:09,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:27:09,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:27:09,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:27:09,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-09 22:27:09,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:27:09,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:27:09,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:27:09,242 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-07-09 22:27:09,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-07-09 22:27:09,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:27:09,277 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.0 percent of original size [2021-07-09 22:27:09,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-09 22:27:09,292 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.4 percent of original size [2021-07-09 22:27:09,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-09 22:27:09,324 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.0 percent of original size [2021-07-09 22:27:09,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-09 22:27:09,354 INFO L142 QuantifierPusher]: treesize reduction 9, result has 87.3 percent of original size [2021-07-09 22:27:09,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-07-09 22:27:09,395 INFO L142 QuantifierPusher]: treesize reduction 11, result has 71.1 percent of original size [2021-07-09 22:27:09,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:27:09,416 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-07-09 22:27:09,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:27:09,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:09,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:27:09,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:27:09,429 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:27:09,430 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599296941] [2021-07-09 22:27:09,430 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599296941] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:27:09,430 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:27:09,430 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-07-09 22:27:09,430 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650074174] [2021-07-09 22:27:09,430 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-07-09 22:27:09,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:27:09,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-07-09 22:27:09,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=390, Unknown=0, NotChecked=0, Total=462 [2021-07-09 22:27:09,431 INFO L87 Difference]: Start difference. First operand 347496 states and 534738 transitions. Second operand has 22 states, 22 states have (on average 5.5) internal successors, (121), 22 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:27:15,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 22:27:15,295 INFO L93 Difference]: Finished difference Result 618477 states and 950121 transitions. [2021-07-09 22:27:15,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-09 22:27:15,295 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.5) internal successors, (121), 22 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 121 [2021-07-09 22:27:15,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 22:27:17,527 INFO L225 Difference]: With dead ends: 618477 [2021-07-09 22:27:17,527 INFO L226 Difference]: Without dead ends: 618477 [2021-07-09 22:27:17,527 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 312 ImplicationChecksByTransitivity, 1170.9ms TimeCoverageRelationStatistics Valid=642, Invalid=1808, Unknown=0, NotChecked=0, Total=2450 [2021-07-09 22:27:21,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618477 states. [2021-07-09 22:27:28,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618477 to 402527. [2021-07-09 22:27:28,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402527 states, 402375 states have (on average 1.5351152531842187) internal successors, (617692), 402526 states have internal predecessors, (617692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:27:31,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402527 states to 402527 states and 617692 transitions. [2021-07-09 22:27:31,198 INFO L78 Accepts]: Start accepts. Automaton has 402527 states and 617692 transitions. Word has length 121 [2021-07-09 22:27:31,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 22:27:31,198 INFO L482 AbstractCegarLoop]: Abstraction has 402527 states and 617692 transitions. [2021-07-09 22:27:31,198 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 5.5) internal successors, (121), 22 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 22:27:31,198 INFO L276 IsEmpty]: Start isEmpty. Operand 402527 states and 617692 transitions. [2021-07-09 22:27:31,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-07-09 22:27:31,951 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 22:27:31,951 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 22:27:31,951 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-07-09 22:27:31,951 INFO L430 AbstractCegarLoop]: === Iteration 18 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 22:27:31,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 22:27:31,951 INFO L82 PathProgramCache]: Analyzing trace with hash -1016791314, now seen corresponding path program 2 times [2021-07-09 22:27:31,951 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 22:27:31,951 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335148600] [2021-07-09 22:27:31,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 22:27:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 22:27:32,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:32,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:27:32,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:32,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-09 22:27:32,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:32,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 22:27:32,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:32,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 22:27:32,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:32,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 22:27:32,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:32,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:27:32,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:32,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:27:32,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:32,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:27:32,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:32,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:27:32,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:32,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:27:32,146 INFO L142 QuantifierPusher]: treesize reduction 4, result has 75.0 percent of original size [2021-07-09 22:27:32,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-07-09 22:27:32,155 INFO L142 QuantifierPusher]: treesize reduction 4, result has 82.6 percent of original size [2021-07-09 22:27:32,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 22:27:32,170 INFO L142 QuantifierPusher]: treesize reduction 5, result has 75.0 percent of original size [2021-07-09 22:27:32,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:27:32,181 INFO L142 QuantifierPusher]: treesize reduction 5, result has 75.0 percent of original size [2021-07-09 22:27:32,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:27:32,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:32,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-09 22:27:32,214 INFO L142 QuantifierPusher]: treesize reduction 3, result has 96.9 percent of original size [2021-07-09 22:27:32,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-07-09 22:27:32,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:32,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-09 22:27:32,290 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.0 percent of original size [2021-07-09 22:27:32,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-09 22:27:32,304 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.4 percent of original size [2021-07-09 22:27:32,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-07-09 22:27:32,358 INFO L142 QuantifierPusher]: treesize reduction 11, result has 80.0 percent of original size [2021-07-09 22:27:32,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-09 22:27:32,399 INFO L142 QuantifierPusher]: treesize reduction 9, result has 87.3 percent of original size [2021-07-09 22:27:32,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-07-09 22:27:32,465 INFO L142 QuantifierPusher]: treesize reduction 11, result has 71.1 percent of original size [2021-07-09 22:27:32,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-09 22:27:32,497 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-07-09 22:27:32,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 22:27:32,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 22:27:32,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 22:27:32,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 22:27:32,512 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 22:27:32,512 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335148600] [2021-07-09 22:27:32,512 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335148600] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 22:27:32,512 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 22:27:32,512 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-07-09 22:27:32,512 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306313] [2021-07-09 22:27:32,512 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-07-09 22:27:32,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 22:27:32,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-07-09 22:27:32,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2021-07-09 22:27:32,513 INFO L87 Difference]: Start difference. First operand 402527 states and 617692 transitions. Second operand has 22 states, 22 states have (on average 5.5) internal successors, (121), 22 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)